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Merge m-c to b2g-inbound.

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This commit is contained in:
Ryan VanderMeulen 2013-08-07 14:41:41 -04:00
commit 0094fbe60a
347 changed files with 6832 additions and 3418 deletions
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2
CLOBBER
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@ -18,4 +18,4 @@
# Modifying this file will now automatically clobber the buildbot machines \o/
#
Removal of XPIDL for bug 893117 requires a clobber to make sure interfaces aren't generated.
Add an WebIDL interface for bug 892978 requires a clobber for Windows.

5
browser/base/content/browser-thumbnails.js
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@ -35,11 +35,6 @@ let gBrowserThumbnails = {
if (gMultiProcessBrowser)
return;
try {
if (Services.prefs.getBoolPref("browser.pagethumbnails.capturing_disabled"))
return;
} catch (e) {}
PageThumbs.addExpirationFilter(this);
gBrowser.addTabsProgressListener(this);
Services.prefs.addObserver(this.PREF_DISK_CACHE_SSL, this, false);

111
browser/base/content/browser.js
View File

@ -84,9 +84,6 @@ this.__defineSetter__("PluralForm", function (val) {
XPCOMUtils.defineLazyModuleGetter(this, "TelemetryStopwatch",
"resource://gre/modules/TelemetryStopwatch.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "AboutHomeUtils",
"resource:///modules/AboutHomeUtils.jsm");
#ifdef MOZ_SERVICES_SYNC
XPCOMUtils.defineLazyModuleGetter(this, "Weave",
"resource://services-sync/main.js");
@ -2312,64 +2309,6 @@ function PageProxyClickHandler(aEvent)
middleMousePaste(aEvent);
}
/**
* Handle load of some pages (about:*) so that we can make modifications
* to the DOM for unprivileged pages.
*/
function BrowserOnAboutPageLoad(doc) {
if (doc.documentURI.toLowerCase() == "about:home") {
// XXX bug 738646 - when Marketplace is launched, remove this statement and
// the hidden attribute set on the apps button in aboutHome.xhtml
if (getBoolPref("browser.aboutHome.apps", false))
doc.getElementById("apps").removeAttribute("hidden");
let ss = Components.classes["@mozilla.org/browser/sessionstore;1"].
getService(Components.interfaces.nsISessionStore);
if (ss.canRestoreLastSession &&
!PrivateBrowsingUtils.isWindowPrivate(window))
doc.getElementById("launcher").setAttribute("session", "true");
// Inject search engine and snippets URL.
let docElt = doc.documentElement;
// set the following attributes BEFORE searchEngineURL, which triggers to
// show the snippets when it's set.
docElt.setAttribute("snippetsURL", AboutHomeUtils.snippetsURL);
if (AboutHomeUtils.showKnowYourRights) {
docElt.setAttribute("showKnowYourRights", "true");
// Set pref to indicate we've shown the notification.
let currentVersion = Services.prefs.getIntPref("browser.rights.version");
Services.prefs.setBoolPref("browser.rights." + currentVersion + ".shown", true);
}
docElt.setAttribute("snippetsVersion", AboutHomeUtils.snippetsVersion);
let updateSearchEngine = function() {
let engine = AboutHomeUtils.defaultSearchEngine;
docElt.setAttribute("searchEngineName", engine.name);
docElt.setAttribute("searchEnginePostData", engine.postDataString || "");
// Again, keep the searchEngineURL as the last attribute, because the
// mutation observer in aboutHome.js is counting on that.
docElt.setAttribute("searchEngineURL", engine.searchURL);
};
updateSearchEngine();
// Listen for the event that's triggered when the user changes search engine.
// At this point we simply reload about:home to reflect the change.
Services.obs.addObserver(updateSearchEngine, "browser-search-engine-modified", false);
// Remove the observer when the page is reloaded or closed.
doc.defaultView.addEventListener("pagehide", function removeObserver() {
doc.defaultView.removeEventListener("pagehide", removeObserver);
Services.obs.removeObserver(updateSearchEngine, "browser-search-engine-modified");
}, false);
#ifdef MOZ_SERVICES_HEALTHREPORT
doc.addEventListener("AboutHomeSearchEvent", function onSearch(e) {
BrowserSearch.recordSearchInHealthReport(e.detail, "abouthome");
}, true, true);
#endif
}
}
/**
* Handle command events bubbling up from error page content
*/
@ -2394,9 +2333,6 @@ let BrowserOnClick = {
else if (ownerDoc.documentURI.startsWith("about:neterror")) {
this.onAboutNetError(originalTarget, ownerDoc);
}
else if (ownerDoc.documentURI.toLowerCase() == "about:home") {
this.onAboutHome(originalTarget, ownerDoc);
}
},
onAboutCertError: function BrowserOnClick_onAboutCertError(aTargetElm, aOwnerDoc) {
@ -2573,49 +2509,6 @@ let BrowserOnClick = {
return;
Services.io.offline = false;
},
onAboutHome: function BrowserOnClick_onAboutHome(aTargetElm, aOwnerDoc) {
let elmId = aTargetElm.getAttribute("id");
switch (elmId) {
case "restorePreviousSession":
let ss = Cc["@mozilla.org/browser/sessionstore;1"].
getService(Ci.nsISessionStore);
if (ss.canRestoreLastSession) {
ss.restoreLastSession();
}
aOwnerDoc.getElementById("launcher").removeAttribute("session");
break;
case "downloads":
BrowserDownloadsUI();
break;
case "bookmarks":
PlacesCommandHook.showPlacesOrganizer("AllBookmarks");
break;
case "history":
PlacesCommandHook.showPlacesOrganizer("History");
break;
case "apps":
openUILinkIn("https://marketplace.mozilla.org/", "tab");
break;
case "addons":
BrowserOpenAddonsMgr();
break;
case "sync":
openPreferences("paneSync");
break;
case "settings":
openPreferences();
break;
}
},
};
/**
@ -4295,6 +4188,7 @@ var TabsProgressListener = {
Components.isSuccessCode(aStatus) &&
doc.documentURI.startsWith("about:") &&
!doc.documentURI.toLowerCase().startsWith("about:blank") &&
!doc.documentURI.toLowerCase().startsWith("about:home") &&
!doc.documentElement.hasAttribute("hasBrowserHandlers")) {
// STATE_STOP may be received twice for documents, thus store an
// attribute to ensure handling it just once.
@ -4308,9 +4202,6 @@ var TabsProgressListener = {
if (event.target.documentElement)
event.target.documentElement.removeAttribute("hasBrowserHandlers");
}, true);
// We also want to make changes to page UI for unprivileged about pages.
BrowserOnAboutPageLoad(doc);
}
},

141
browser/base/content/content.js
View File

@ -13,6 +13,8 @@ XPCOMUtils.defineLazyModuleGetter(this,
"LoginManagerContent", "resource://gre/modules/LoginManagerContent.jsm");
XPCOMUtils.defineLazyModuleGetter(this,
"InsecurePasswordUtils", "resource://gre/modules/InsecurePasswordUtils.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "PrivateBrowsingUtils",
"resource://gre/modules/PrivateBrowsingUtils.jsm");
// Bug 671101 - directly using webNavigation in this context
// causes docshells to leak
@ -50,3 +52,142 @@ if (!Services.prefs.getBoolPref("browser.tabs.remote")) {
LoginManagerContent.onUsernameInput(event);
});
}
let AboutHomeListener = {
init: function() {
let webProgress = docShell.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIWebProgress);
webProgress.addProgressListener(this, Ci.nsIWebProgress.NOTIFY_STATE_WINDOW);
addMessageListener("AboutHome:Update", this);
},
receiveMessage: function(aMessage) {
switch (aMessage.name) {
case "AboutHome:Update":
this.onUpdate(aMessage.data);
break;
}
},
onUpdate: function(aData) {
let doc = content.document;
if (doc.documentURI.toLowerCase() != "about:home")
return;
if (aData.showRestoreLastSession && !PrivateBrowsingUtils.isWindowPrivate(content))
doc.getElementById("launcher").setAttribute("session", "true");
// Inject search engine and snippets URL.
let docElt = doc.documentElement;
// set the following attributes BEFORE searchEngineURL, which triggers to
// show the snippets when it's set.
docElt.setAttribute("snippetsURL", aData.snippetsURL);
if (aData.showKnowYourRights)
docElt.setAttribute("showKnowYourRights", "true");
docElt.setAttribute("snippetsVersion", aData.snippetsVersion);
let engine = aData.defaultSearchEngine;
docElt.setAttribute("searchEngineName", engine.name);
docElt.setAttribute("searchEnginePostData", engine.postDataString || "");
// Again, keep the searchEngineURL as the last attribute, because the
// mutation observer in aboutHome.js is counting on that.
docElt.setAttribute("searchEngineURL", engine.searchURL);
},
onPageLoad: function(aDocument) {
// XXX bug 738646 - when Marketplace is launched, remove this statement and
// the hidden attribute set on the apps button in aboutHome.xhtml
if (Services.prefs.getPrefType("browser.aboutHome.apps") == Services.prefs.PREF_BOOL &&
Services.prefs.getBoolPref("browser.aboutHome.apps"))
doc.getElementById("apps").removeAttribute("hidden");
sendAsyncMessage("AboutHome:RequestUpdate");
aDocument.addEventListener("AboutHomeSearchEvent", function onSearch(e) {
sendAsyncMessage("AboutHome:Search", { engineName: e.detail });
}, true, true);
},
onStateChange: function(aWebProgress, aRequest, aStateFlags, aStatus) {
let doc = aWebProgress.DOMWindow.document;
if (aStateFlags & Ci.nsIWebProgressListener.STATE_STOP &&
aStateFlags & Ci.nsIWebProgressListener.STATE_IS_WINDOW &&
Components.isSuccessCode(aStatus) &&
doc.documentURI.toLowerCase() == "about:home" &&
!doc.documentElement.hasAttribute("hasBrowserHandlers")) {
// STATE_STOP may be received twice for documents, thus store an
// attribute to ensure handling it just once.
doc.documentElement.setAttribute("hasBrowserHandlers", "true");
addEventListener("click", this.onClick, true);
addEventListener("pagehide", function onPageHide(event) {
if (event.target.defaultView.frameElement)
return;
removeEventListener("click", this.onClick, true);
removeEventListener("pagehide", onPageHide, true);
if (event.target.documentElement)
event.target.documentElement.removeAttribute("hasBrowserHandlers");
}, true);
// We also want to make changes to page UI for unprivileged about pages.
this.onPageLoad(doc);
}
},
onClick: function(aEvent) {
if (!aEvent.isTrusted || // Don't trust synthetic events
aEvent.button == 2 || aEvent.target.localName != "button") {
return;
}
let originalTarget = aEvent.originalTarget;
let ownerDoc = originalTarget.ownerDocument;
let elmId = originalTarget.getAttribute("id");
switch (elmId) {
case "restorePreviousSession":
sendAsyncMessage("AboutHome:RestorePreviousSession");
ownerDoc.getElementById("launcher").removeAttribute("session");
break;
case "downloads":
sendAsyncMessage("AboutHome:Downloads");
break;
case "bookmarks":
sendAsyncMessage("AboutHome:Bookmarks");
break;
case "history":
sendAsyncMessage("AboutHome:History");
break;
case "apps":
sendAsyncMessage("AboutHome:Apps");
break;
case "addons":
sendAsyncMessage("AboutHome:Addons");
break;
case "sync":
sendAsyncMessage("AboutHome:Sync");
break;
case "settings":
sendAsyncMessage("AboutHome:Settings");
break;
}
},
QueryInterface: function QueryInterface(aIID) {
if (aIID.equals(Ci.nsIWebProgressListener) ||
aIID.equals(Ci.nsISupportsWeakReference) ||
aIID.equals(Ci.nsISupports)) {
return this;
}
throw Components.results.NS_ERROR_NO_INTERFACE;
}
};
AboutHomeListener.init();

4
browser/base/content/newtab/sites.js
View File

@ -144,10 +144,6 @@ Site.prototype = {
refreshThumbnail: function Site_refreshThumbnail() {
let thumbnailURL = PageThumbs.getThumbnailURL(this.url);
let thumbnail = this._querySelector(".newtab-thumbnail");
// if this is being called due to the thumbnail being updated we will
// be setting it to the same value it had before. To be confident the
// change wont be optimized away we remove the property first.
thumbnail.style.removeProperty("backgroundImage");
thumbnail.style.backgroundImage = "url(" + thumbnailURL + ")";
},

51
browser/base/content/test/browser_aboutHome.js
View File

@ -7,7 +7,7 @@ XPCOMUtils.defineLazyModuleGetter(this, "Promise",
XPCOMUtils.defineLazyModuleGetter(this, "Task",
"resource://gre/modules/Task.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "AboutHomeUtils",
"resource:///modules/AboutHomeUtils.jsm");
"resource:///modules/AboutHome.jsm");
let gRightsVersion = Services.prefs.getIntPref("browser.rights.version");
@ -106,14 +106,17 @@ let gTests = [
let doc = gBrowser.contentDocument;
let engineName = doc.documentElement.getAttribute("searchEngineName");
// We rely on the listener in browser.js being installed and fired before
// this one. If this ever changes, we should add an executeSoon() or similar.
doc.addEventListener("AboutHomeSearchEvent", function onSearch(e) {
is(e.detail, engineName, "Detail is search engine name");
getNumberOfSearches(engineName).then(num => {
is(num, numSearchesBefore + 1, "One more search recorded.");
deferred.resolve();
// We use executeSoon() to ensure that this code runs after the
// count has been updated in browser.js, since it uses the same
// event.
executeSoon(function () {
getNumberOfSearches(engineName).then(num => {
is(num, numSearchesBefore + 1, "One more search recorded.");
deferred.resolve();
});
});
}, true, true);
@ -275,19 +278,35 @@ let gTests = [
if (engine.name != "POST Search")
return;
Services.search.defaultEngine = engine;
registerCleanupFunction(function() {
Services.search.removeEngine(engine);
Services.search.defaultEngine = currEngine;
});
// Ready to execute the tests!
let needle = "Search for something awesome.";
let document = gBrowser.selectedTab.linkedBrowser.contentDocument;
let searchText = document.getElementById("searchText");
// We're about to change the search engine. Once the change has
// propagated to the about:home content, we want to perform a search.
let mutationObserver = new MutationObserver(function (mutations) {
for (let mutation of mutations) {
if (mutation.attributeName == "searchEngineURL") {
searchText.value = needle;
searchText.focus();
EventUtils.synthesizeKey("VK_RETURN", {});
}
}
});
mutationObserver.observe(document.documentElement, { attributes: true });
// Change the search engine, triggering the observer above.
Services.search.defaultEngine = engine;
registerCleanupFunction(function() {
mutationObserver.disconnect();
Services.search.removeEngine(engine);
Services.search.defaultEngine = currEngine;
});
// When the search results load, check them for correctness.
waitForLoad(function() {
let loadedText = gBrowser.contentDocument.body.textContent;
ok(loadedText, "search page loaded");
@ -295,10 +314,6 @@ let gTests = [
"Search text should arrive correctly");
deferred.resolve();
});
searchText.value = needle;
searchText.focus();
EventUtils.synthesizeKey("VK_RETURN", {});
};
Services.obs.addObserver(searchObserver, "browser-search-engine-modified", false);
registerCleanupFunction(function () {

4
browser/components/nsBrowserGlue.js
View File

@ -14,6 +14,9 @@ Cu.import("resource://gre/modules/XPCOMUtils.jsm");
Cu.import("resource://gre/modules/Services.jsm");
Cu.import("resource:///modules/SignInToWebsite.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "AboutHome",
"resource:///modules/AboutHome.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "AddonManager",
"resource://gre/modules/AddonManager.jsm");
@ -462,6 +465,7 @@ BrowserGlue.prototype = {
SignInToWebsiteUX.init();
PdfJs.init();
webrtcUI.init();
AboutHome.init();
Services.obs.notifyObservers(null, "browser-ui-startup-complete", "");
},

209
browser/modules/AboutHome.jsm Normal file
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@ -0,0 +1,209 @@
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
let Cc = Components.classes;
let Ci = Components.interfaces;
let Cu = Components.utils;
this.EXPORTED_SYMBOLS = [ "AboutHomeUtils", "AboutHome" ];
Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
Components.utils.import("resource://gre/modules/Services.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "PrivateBrowsingUtils",
"resource://gre/modules/PrivateBrowsingUtils.jsm");
// Url to fetch snippets, in the urlFormatter service format.
const SNIPPETS_URL_PREF = "browser.aboutHomeSnippets.updateUrl";
// Should be bumped up if the snippets content format changes.
const STARTPAGE_VERSION = 4;
this.AboutHomeUtils = {
get snippetsVersion() STARTPAGE_VERSION,
/**
* Returns an object containing the name and searchURL of the original default
* search engine.
*/
get defaultSearchEngine() {
let defaultEngine = Services.search.defaultEngine;
let submission = defaultEngine.getSubmission("_searchTerms_", null, "homepage");
return Object.freeze({
name: defaultEngine.name,
searchURL: submission.uri.spec,
postDataString: submission.postDataString
});
},
/*
* showKnowYourRights - Determines if the user should be shown the
* about:rights notification. The notification should *not* be shown if
* we've already shown the current version, or if the override pref says to
* never show it. The notification *should* be shown if it's never been seen
* before, if a newer version is available, or if the override pref says to
* always show it.
*/
get showKnowYourRights() {
// Look for an unconditional override pref. If set, do what it says.
// (true --> never show, false --> always show)
try {
return !Services.prefs.getBoolPref("browser.rights.override");
} catch (e) { }
// Ditto, for the legacy EULA pref.
try {
return !Services.prefs.getBoolPref("browser.EULA.override");
} catch (e) { }
#ifndef MOZILLA_OFFICIAL
// Non-official builds shouldn't show the notification.
return false;
#endif
// Look to see if the user has seen the current version or not.
var currentVersion = Services.prefs.getIntPref("browser.rights.version");
try {
return !Services.prefs.getBoolPref("browser.rights." + currentVersion + ".shown");
} catch (e) { }
// Legacy: If the user accepted a EULA, we won't annoy them with the
// equivalent about:rights page until the version changes.
try {
return !Services.prefs.getBoolPref("browser.EULA." + currentVersion + ".accepted");
} catch (e) { }
// We haven't shown the notification before, so do so now.
return true;
}
};
/**
* Returns the URL to fetch snippets from, in the urlFormatter service format.
*/
XPCOMUtils.defineLazyGetter(AboutHomeUtils, "snippetsURL", function() {
let updateURL = Services.prefs
.getCharPref(SNIPPETS_URL_PREF)
.replace("%STARTPAGE_VERSION%", STARTPAGE_VERSION);
return Services.urlFormatter.formatURL(updateURL);
});
/**
* This code provides services to the about:home page. Whenever
* about:home needs to do something chrome-privileged, it sends a
* message that's handled here.
*/
let AboutHome = {
MESSAGES: [
"AboutHome:RestorePreviousSession",
"AboutHome:Downloads",
"AboutHome:Bookmarks",
"AboutHome:History",
"AboutHome:Apps",
"AboutHome:Addons",
"AboutHome:Sync",
"AboutHome:Settings",
"AboutHome:RequestUpdate",
"AboutHome:Search",
],
init: function() {
let mm = Cc["@mozilla.org/globalmessagemanager;1"].getService(Ci.nsIMessageListenerManager);
for (let msg of this.MESSAGES) {
mm.addMessageListener(msg, this);
}
Services.obs.addObserver(this, "browser-search-engine-modified", false);
},
observe: function(aEngine, aTopic, aVerb) {
switch (aTopic) {
case "browser-search-engine-modified":
this.sendAboutHomeData(null);
break;
}
},
receiveMessage: function(aMessage) {
let window = aMessage.target.ownerDocument.defaultView;
switch (aMessage.name) {
case "AboutHome:RestorePreviousSession":
let ss = Cc["@mozilla.org/browser/sessionstore;1"].
getService(Ci.nsISessionStore);
if (ss.canRestoreLastSession) {
ss.restoreLastSession();
}
break;
case "AboutHome:Downloads":
window.BrowserDownloadsUI();
break;
case "AboutHome:Bookmarks":
window.PlacesCommandHook.showPlacesOrganizer("AllBookmarks");
break;
case "AboutHome:History":
window.PlacesCommandHook.showPlacesOrganizer("History");
break;
case "AboutHome:Apps":
window.openUILinkIn("https://marketplace.mozilla.org/", "tab");
break;
case "AboutHome:Addons":
window.BrowserOpenAddonsMgr();
break;
case "AboutHome:Sync":
window.openPreferences("paneSync");
break;
case "AboutHome:Settings":
window.openPreferences();
break;
case "AboutHome:RequestUpdate":
this.sendAboutHomeData(aMessage.target);
break;
case "AboutHome:Search":
#ifdef MOZ_SERVICES_HEALTHREPORT
window.BrowserSearch.recordSearchInHealthReport(aMessage.data.engineName, "abouthome");
#endif
break;
}
},
// Send all the chrome-privileged data needed by about:home. This
// gets re-sent when the search engine changes.
sendAboutHomeData: function(target) {
let ss = Cc["@mozilla.org/browser/sessionstore;1"].
getService(Ci.nsISessionStore);
let data = {
showRestoreLastSession: ss.canRestoreLastSession,
snippetsURL: AboutHomeUtils.snippetsURL,
showKnowYourRights: AboutHomeUtils.showKnowYourRights,
snippetsVersion: AboutHomeUtils.snippetsVersion,
defaultSearchEngine: AboutHomeUtils.defaultSearchEngine
};
if (AboutHomeUtils.showKnowYourRights) {
// Set pref to indicate we've shown the notification.
let currentVersion = Services.prefs.getIntPref("browser.rights.version");
Services.prefs.setBoolPref("browser.rights." + currentVersion + ".shown", true);
}
if (target) {
target.messageManager.sendAsyncMessage("AboutHome:Update", data);
} else {
let mm = Cc["@mozilla.org/globalmessagemanager;1"].getService(Ci.nsIMessageListenerManager);
mm.broadcastAsyncMessage("AboutHome:Update", data);
}
},
};

85
browser/modules/AboutHomeUtils.jsm
View File

@ -1,85 +0,0 @@
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
this.EXPORTED_SYMBOLS = [ "AboutHomeUtils" ];
Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
Components.utils.import("resource://gre/modules/Services.jsm");
// Url to fetch snippets, in the urlFormatter service format.
const SNIPPETS_URL_PREF = "browser.aboutHomeSnippets.updateUrl";
// Should be bumped up if the snippets content format changes.
const STARTPAGE_VERSION = 4;
this.AboutHomeUtils = {
get snippetsVersion() STARTPAGE_VERSION,
/**
* Returns an object containing the name and searchURL of the original default
* search engine.
*/
get defaultSearchEngine() {
let defaultEngine = Services.search.defaultEngine;
let submission = defaultEngine.getSubmission("_searchTerms_", null, "homepage");
return Object.freeze({
name: defaultEngine.name,
searchURL: submission.uri.spec,
postDataString: submission.postDataString
});
},
/*
* showKnowYourRights - Determines if the user should be shown the
* about:rights notification. The notification should *not* be shown if
* we've already shown the current version, or if the override pref says to
* never show it. The notification *should* be shown if it's never been seen
* before, if a newer version is available, or if the override pref says to
* always show it.
*/
get showKnowYourRights() {
// Look for an unconditional override pref. If set, do what it says.
// (true --> never show, false --> always show)
try {
return !Services.prefs.getBoolPref("browser.rights.override");
} catch (e) { }
// Ditto, for the legacy EULA pref.
try {
return !Services.prefs.getBoolPref("browser.EULA.override");
} catch (e) { }
#ifndef MOZILLA_OFFICIAL
// Non-official builds shouldn't show the notification.
return false;
#endif
// Look to see if the user has seen the current version or not.
var currentVersion = Services.prefs.getIntPref("browser.rights.version");
try {
return !Services.prefs.getBoolPref("browser.rights." + currentVersion + ".shown");
} catch (e) { }
// Legacy: If the user accepted a EULA, we won't annoy them with the
// equivalent about:rights page until the version changes.
try {
return !Services.prefs.getBoolPref("browser.EULA." + currentVersion + ".accepted");
} catch (e) { }
// We haven't shown the notification before, so do so now.
return true;
}
};
/**
* Returns the URL to fetch snippets from, in the urlFormatter service format.
*/
XPCOMUtils.defineLazyGetter(AboutHomeUtils, "snippetsURL", function() {
let updateURL = Services.prefs
.getCharPref(SNIPPETS_URL_PREF)
.replace("%STARTPAGE_VERSION%", STARTPAGE_VERSION);
return Services.urlFormatter.formatURL(updateURL);
});

2
browser/modules/moz.build
View File

@ -26,7 +26,7 @@ if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'windows':
]
EXTRA_PP_JS_MODULES += [
'AboutHomeUtils.jsm',
'AboutHome.jsm',
'RecentWindow.jsm',
]

3
build/pymake/pymake/data.py
View File

@ -573,7 +573,8 @@ class Pattern(object):
def __init__(self, s):
r = []
i = 0
while i < len(s):
slen = len(s)
while i < slen:
c = s[i]
if c == '\\':
nc = s[i + 1]

2
caps/src/nsSecurityManagerFactory.cpp
View File

@ -47,7 +47,7 @@ nsSecurityNameSet::~nsSecurityNameSet()
NS_IMPL_ISUPPORTS1(nsSecurityNameSet, nsIScriptExternalNameSet)
static JSBool
static bool
netscape_security_enablePrivilege(JSContext *cx, unsigned argc, JS::Value *vp)
{
Telemetry::Accumulate(Telemetry::ENABLE_PRIVILEGE_EVER_CALLED, true);

2
config/check_spidermonkey_style.py
View File

@ -184,7 +184,7 @@ class FileKind(object):
def get_all_filenames():
"""Get a list of all the files in the (Mercurial or Git) repository."""
cmds = [['hg', 'manifest'], ['git', 'ls-files']]
cmds = [['hg', 'manifest', '-q'], ['git', 'ls-files']]
for cmd in cmds:
try:
all_filenames = subprocess.check_output(cmd, universal_newlines=True,

5
config/makefiles/precompile/Makefile.in
View File

@ -25,10 +25,13 @@ endef
export::
@echo "BUILDSTATUS SUBTIERS IPDL WebIDL"
export:: ipdl webidl
export:: ipdl webidl xpidl-parser
ipdl:
$(call make_subtier_dir,IPDL,$(DEPTH)/ipc/ipdl,ipdl)
webidl:
$(call make_subtier_dir,WebIDL,$(DEPTH)/dom/bindings,webidl)
xpidl-parser:
$(call make_subtier_dir,XPIDLParser,$(DEPTH)/xpcom/idl-parser,xpidl-parser)

7
content/base/public/nsContentUtils.h
View File

@ -44,6 +44,7 @@ class nsIChannel;
class nsIConsoleService;
class nsIContent;
class nsIContentPolicy;
class nsIContentSecurityPolicy;
class nsIDocShell;
class nsIDocument;
class nsIDocumentLoaderFactory;
@ -471,6 +472,12 @@ public:
return sSecurityManager;
}
/**
* Get the ContentSecurityPolicy for a JS context.
**/
static bool GetContentSecurityPolicy(JSContext* aCx,
nsIContentSecurityPolicy** aCSP);
// Returns the subject principal. Guaranteed to return non-null. May only
// be called when nsContentUtils is initialized.
static nsIPrincipal* GetSubjectPrincipal();

4
content/base/public/nsISelectionPrivate.idl
View File

@ -14,11 +14,13 @@ interface nsIContent;
interface nsINode;
%{C++
class nsIFrame;
struct nsTextRangeStyle;
struct nsPoint;
struct ScrollAxis;
#include "nsDirection.h"
#include "nsTArray.h"
#include "nsIFrame.h"
#include "nsIPresShell.h" // TODO: Remove this include
%}
[ptr] native nsIFrame(nsIFrame);

1
content/base/src/Makefile.in
View File

@ -13,6 +13,7 @@ include $(DEPTH)/config/autoconf.mk
LIBRARY_NAME = gkconbase_s
MSVC_ENABLE_PGO := 1
LIBXUL_LIBRARY = 1
FAIL_ON_WARNINGS = 1
ifdef MOZ_WEBRTC
LOCAL_INCLUDES += \

28
content/base/src/nsContentUtils.cpp
View File

@ -6026,6 +6026,34 @@ nsContentUtils::FindInternalContentViewer(const char* aType,
return nullptr;
}
bool
nsContentUtils::GetContentSecurityPolicy(JSContext* aCx,
nsIContentSecurityPolicy** aCSP)
{
NS_ASSERTION(NS_IsMainThread(), "Wrong thread!");
// Get the security manager
nsCOMPtr<nsIScriptSecurityManager> ssm = nsContentUtils::GetSecurityManager();
if (!ssm) {
NS_ERROR("Failed to get security manager service");
return false;
}
nsCOMPtr<nsIPrincipal> subjectPrincipal = ssm->GetCxSubjectPrincipal(aCx);
NS_ASSERTION(subjectPrincipal, "Failed to get subjectPrincipal");
nsCOMPtr<nsIContentSecurityPolicy> csp;
nsresult rv = subjectPrincipal->GetCsp(getter_AddRefs(csp));
if (NS_FAILED(rv)) {
NS_ERROR("CSP: Failed to get CSP from principal.");
return false;
}
csp.forget(aCSP);
return true;
}
// static
bool
nsContentUtils::IsPatternMatching(nsAString& aValue, nsAString& aPattern,

2
content/base/src/nsDocument.cpp
View File

@ -5155,7 +5155,7 @@ nsIDocument::CreateAttributeNS(const nsAString& aNamespaceURI,
return attribute.forget();
}
static JSBool
static bool
CustomElementConstructor(JSContext *aCx, unsigned aArgc, JS::Value* aVp)
{
JS::CallArgs args = JS::CallArgsFromVp(aArgc, aVp);

3
content/base/src/nsDocumentEncoder.cpp
View File

@ -462,7 +462,8 @@ nsDocumentEncoder::SerializeToStringRecursive(nsINode* aNode,
if (!maybeFixedNode)
maybeFixedNode = aNode;
if (mFlags & SkipInvisibleContent & ~OutputNonTextContentAsPlaceholder) {
if ((mFlags & SkipInvisibleContent) &&
!(mFlags & OutputNonTextContentAsPlaceholder)) {
if (aNode->IsNodeOfType(nsINode::eCONTENT)) {
nsIFrame* frame = static_cast<nsIContent*>(aNode)->GetPrimaryFrame();
if (frame) {

38
content/base/src/nsFrameLoader.cpp
View File

@ -462,23 +462,6 @@ nsFrameLoader::ReallyStartLoadingInternal()
mDocShell->CreateLoadInfo(getter_AddRefs(loadInfo));
NS_ENSURE_TRUE(loadInfo, NS_ERROR_FAILURE);
// Does this frame have a parent which is already sandboxed or is this
// an <iframe> with a sandbox attribute?
uint32_t sandboxFlags = 0;
uint32_t parentSandboxFlags = mOwnerContent->OwnerDoc()->GetSandboxFlags();
HTMLIFrameElement* iframe = HTMLIFrameElement::FromContent(mOwnerContent);
if (iframe) {
sandboxFlags = iframe->GetSandboxFlags();
}
if (sandboxFlags || parentSandboxFlags) {
// The child can only add restrictions, never remove them.
sandboxFlags |= parentSandboxFlags;
mDocShell->SetSandboxFlags(sandboxFlags);
}
// If this frame is sandboxed with respect to origin we will set it up with
// a null principal later in nsDocShell::DoURILoad.
// We do it there to correctly sandbox content that was loaded into
@ -1569,6 +1552,15 @@ nsFrameLoader::MaybeCreateDocShell()
mDocShell = do_CreateInstance("@mozilla.org/docshell;1");
NS_ENSURE_TRUE(mDocShell, NS_ERROR_FAILURE);
// Apply sandbox flags even if our owner is not an iframe, as this copies
// flags from our owning content's owning document.
uint32_t sandboxFlags = 0;
HTMLIFrameElement* iframe = HTMLIFrameElement::FromContent(mOwnerContent);
if (iframe) {
sandboxFlags = iframe->GetSandboxFlags();
}
ApplySandboxFlags(sandboxFlags);
if (!mNetworkCreated) {
if (mDocShell) {
mDocShell->SetCreatedDynamically(true);
@ -2471,6 +2463,18 @@ nsFrameLoader::GetDetachedSubdocView(nsIDocument** aContainerDoc) const
return mDetachedSubdocViews;
}
void
nsFrameLoader::ApplySandboxFlags(uint32_t sandboxFlags)
{
if (mDocShell) {
uint32_t parentSandboxFlags = mOwnerContent->OwnerDoc()->GetSandboxFlags();
// The child can only add restrictions, never remove them.
sandboxFlags |= parentSandboxFlags;
mDocShell->SetSandboxFlags(sandboxFlags);
}
}
/* virtual */ void
nsFrameLoader::AttributeChanged(nsIDocument* aDocument,
mozilla::dom::Element* aElement,

7
content/base/src/nsFrameLoader.h
View File

@ -303,6 +303,13 @@ public:
*/
nsView* GetDetachedSubdocView(nsIDocument** aContainerDoc) const;
/**
* Applies a new set of sandbox flags. These are merged with the sandbox
* flags from our owning content's owning document with a logical OR, this
* ensures that we can only add restrictions and never remove them.
*/
void ApplySandboxFlags(uint32_t sandboxFlags);
private:
void SetOwnerContent(mozilla::dom::Element* aContent);

18
content/base/src/nsObjectLoadingContent.cpp
View File

@ -60,6 +60,7 @@
#include "nsGUIEvent.h"
#include "nsUnicharUtils.h"
#include "mozilla/Preferences.h"
#include "nsSandboxFlags.h"
// Concrete classes
#include "nsFrameLoader.h"
@ -2289,9 +2290,20 @@ nsObjectLoadingContent::OpenChannel()
httpChan->SetReferrer(doc->GetDocumentURI());
}
// Set up the channel's principal and such, like nsDocShell::DoURILoad does
nsContentUtils::SetUpChannelOwner(thisContent->NodePrincipal(),
chan, mURI, true);
// Set up the channel's principal and such, like nsDocShell::DoURILoad does.
// If the content being loaded should be sandboxed with respect to origin we
// create a new null principal here. nsContentUtils::SetUpChannelOwner is
// used with a flag to force it to be set as the channel owner.
nsCOMPtr<nsIPrincipal> ownerPrincipal;
uint32_t sandboxFlags = doc->GetSandboxFlags();
if (sandboxFlags & SANDBOXED_ORIGIN) {
ownerPrincipal = do_CreateInstance("@mozilla.org/nullprincipal;1");
} else {
// Not sandboxed - we allow the content to assume its natural owner.
ownerPrincipal = thisContent->NodePrincipal();
}
nsContentUtils::SetUpChannelOwner(ownerPrincipal, chan, mURI, true,
sandboxFlags & SANDBOXED_ORIGIN);
nsCOMPtr<nsIScriptChannel> scriptChannel = do_QueryInterface(chan);
if (scriptChannel) {

46
content/base/src/nsPlainTextSerializer.cpp
View File

@ -102,6 +102,8 @@ nsPlainTextSerializer::nsPlainTextSerializer()
mOLStackIndex = 0;
mULCount = 0;
mIgnoredChildNodeLevel = 0;
}
nsPlainTextSerializer::~nsPlainTextSerializer()
@ -232,6 +234,27 @@ nsPlainTextSerializer::PopBool(nsTArray<bool>& aStack)
return returnValue;
}
bool
nsPlainTextSerializer::ShouldReplaceContainerWithPlaceholder(nsIAtom* aTag)
{
// If nsIDocumentEncoder::OutputNonTextContentAsPlaceholder is set,
// non-textual container element should be serialized as placeholder
// character and its child nodes should be ignored. See bug 895239.
if (!(mFlags & nsIDocumentEncoder::OutputNonTextContentAsPlaceholder)) {
return false;
}
return
(aTag == nsGkAtoms::audio) ||
(aTag == nsGkAtoms::canvas) ||
(aTag == nsGkAtoms::iframe) ||
(aTag == nsGkAtoms::meter) ||
(aTag == nsGkAtoms::progress) ||
(aTag == nsGkAtoms::object) ||
(aTag == nsGkAtoms::svg) ||
(aTag == nsGkAtoms::video);
}
NS_IMETHODIMP
nsPlainTextSerializer::AppendText(nsIContent* aText,
int32_t aStartOffset,
@ -403,6 +426,18 @@ nsPlainTextSerializer::AppendDocumentStart(nsIDocument *aDocument,
nsresult
nsPlainTextSerializer::DoOpenContainer(nsIAtom* aTag)
{
// Check if we need output current node as placeholder character and ignore
// child nodes.
if (ShouldReplaceContainerWithPlaceholder(mElement->Tag())) {
if (mIgnoredChildNodeLevel == 0) {
// Serialize current node as placeholder character
Write(NS_LITERAL_STRING("\xFFFC"));
}
// Ignore child nodes.
mIgnoredChildNodeLevel++;
return NS_OK;
}
if (mFlags & nsIDocumentEncoder::OutputRaw) {
// Raw means raw. Don't even think about doing anything fancy
// here like indenting, adding line breaks or any other
@ -728,6 +763,11 @@ nsPlainTextSerializer::DoOpenContainer(nsIAtom* aTag)
nsresult
nsPlainTextSerializer::DoCloseContainer(nsIAtom* aTag)
{
if (ShouldReplaceContainerWithPlaceholder(mElement->Tag())) {
mIgnoredChildNodeLevel--;
return NS_OK;
}
if (mFlags & nsIDocumentEncoder::OutputRaw) {
// Raw means raw. Don't even think about doing anything fancy
// here like indenting, adding line breaks or any other
@ -923,6 +963,10 @@ nsPlainTextSerializer::DoCloseContainer(nsIAtom* aTag)
bool
nsPlainTextSerializer::MustSuppressLeaf()
{
if (mIgnoredChildNodeLevel > 0) {
return true;
}
if ((mTagStackIndex > 1 &&
mTagStack[mTagStackIndex-2] == nsGkAtoms::select) ||
(mTagStackIndex > 0 &&
@ -1031,7 +1075,7 @@ nsPlainTextSerializer::DoAddLeaf(nsIAtom* aTag)
EnsureVerticalSpace(0);
}
else if (mFlags & nsIDocumentEncoder::OutputNonTextContentAsPlaceholder) {
Write(NS_LITERAL_STRING("\uFFFC"));
Write(NS_LITERAL_STRING("\xFFFC"));
}
else if (aTag == nsGkAtoms::img) {
/* Output (in decreasing order of preference)

13
content/base/src/nsPlainTextSerializer.h
View File

@ -108,7 +108,9 @@ protected:
void SetLastBool(nsTArray<bool>& aStack, bool aValue);
void PushBool(nsTArray<bool>& aStack, bool aValue);
bool PopBool(nsTArray<bool>& aStack);
bool ShouldReplaceContainerWithPlaceholder(nsIAtom* aTag);
protected:
nsString mCurrentLine;
uint32_t mHeadLevel;
@ -208,6 +210,15 @@ protected:
// Conveniance constant. It would be nice to have it as a const static
// variable, but that causes issues with OpenBSD and module unloading.
const nsString kSpace;
// If nsIDocumentEncoder::OutputNonTextContentAsPlaceholder is set, the child
// nodes of specific nodes - <iframe>, <canvas>, etc. should be ignored.
// mIgnoredChildNodeLevel is used to tell if current node is an ignorable
// child node. The initial value of mIgnoredChildNodeLevel is 0. When
// serializer enters those specific nodes, mIgnoredChildNodeLevel increases
// and is greater than 0. Otherwise when serializer leaves those nodes,
// mIgnoredChildNodeLevel decreases.
uint32_t mIgnoredChildNodeLevel;
};
nsresult

10
content/base/src/nsTextFragmentImpl.h
View File

@ -16,7 +16,15 @@ template<> struct Non8BitParameters<4> {
};
template<> struct Non8BitParameters<8> {
static inline size_t mask() { return 0xff00ff00ff00ff00; }
static inline size_t mask() {
static const uint64_t maskAsUint64 = 0xff00ff00ff00ff00ULL;
// We have to explicitly cast this 64-bit value to a size_t, or else
// compilers for 32-bit platforms will warn about it being too large to fit
// in the size_t return type. (Fortunately, this code isn't actually
// invoked on 32-bit platforms -- they'll use the <4> specialization above.
// So it is, in fact, OK that this value is too large for a 32-bit size_t.)
return (size_t)maskAsUint64;
}
static inline uint32_t alignMask() { return 0x7; }
static inline uint32_t numUnicharsPerWord() { return 4; }
};

13
content/base/test/Makefile.in
View File

@ -242,6 +242,7 @@ MOCHITEST_FILES_A = \
test_bug704063.html \
test_bug894874.html \
test_bug895974.html \
test_bug895239.html \
$(NULL)
MOCHITEST_FILES_B = \
@ -363,6 +364,18 @@ MOCHITEST_FILES_B = \
file_CSP_evalscript_main_spec_compliant.html^headers^ \
file_CSP_evalscript_main_spec_compliant_allowed.html \
file_CSP_evalscript_main_spec_compliant_allowed.html^headers^ \
test_CSP_evalscript_getCRMFRequest.html \
file_CSP_evalscript_main_getCRMFRequest.html \
file_CSP_evalscript_main_getCRMFRequest.html^headers^ \
file_CSP_evalscript_main_getCRMFRequest.js \
file_CSP_evalscript_main_allowed_getCRMFRequest.js \
file_CSP_evalscript_main_spec_compliant_getCRMFRequest.html \
file_CSP_evalscript_main_spec_compliant_getCRMFRequest.html^headers^ \
file_CSP_evalscript_main_spec_compliant_allowed_getCRMFRequest.html \
file_CSP_evalscript_main_spec_compliant_allowed_getCRMFRequest.html^headers^ \
file_CSP_evalscript_no_CSP_at_all.html \
file_CSP_evalscript_no_CSP_at_all.html^headers^ \
file_CSP_evalscript_no_CSP_at_all.js \
test_CSP_inlinestyle.html \
file_CSP_inlinestyle_main.html \
file_CSP_inlinestyle_main.html^headers^ \

1
content/base/test/file_CSP_evalscript_main.js
View File

@ -30,7 +30,6 @@ var onevalblocked = (function(window) {
// Defer until document is loaded so that we can write the pretty result boxes
// out.
addEventListener('load', function() {
// setTimeout(String) test -- mutate something in the window._testResults
// obj, then check it.
{

1
content/base/test/file_CSP_evalscript_main_allowed.js
View File

@ -28,7 +28,6 @@ var onevalblocked = (function(window) {
// Defer until document is loaded so that we can write the pretty result boxes
// out.
addEventListener('load', function() {
// setTimeout(String) test -- should pass
try {
setTimeout('onevalexecuted(true, "setTimeout(String)", "setTimeout with a string was enabled.");', 10);

42
content/base/test/file_CSP_evalscript_main_allowed_getCRMFRequest.js Normal file
View File

@ -0,0 +1,42 @@
// some javascript for the CSP eval() tests
// all of these evals should succeed, as the document loading this script
// has script-src 'self' 'unsafe-eval'
function logResult(str, passed) {
var elt = document.createElement('div');
var color = passed ? "#cfc;" : "#fcc";
elt.setAttribute('style', 'background-color:' + color + '; width:100%; border:1px solid black; padding:3px; margin:4px;');
elt.innerHTML = str;
document.body.appendChild(elt);
}
// callback for when stuff is allowed by CSP
var onevalexecuted = (function(window) {
return function(shouldrun, what, data) {
window.parent.scriptRan(shouldrun, what, data);
logResult((shouldrun ? "PASS: " : "FAIL: ") + what + " : " + data, shouldrun);
};})(window);
// callback for when stuff is blocked
var onevalblocked = (function(window) {
return function(shouldrun, what, data) {
window.parent.scriptBlocked(shouldrun, what, data);
logResult((shouldrun ? "FAIL: " : "PASS: ") + what + " : " + data, !shouldrun);
};})(window);
// Defer until document is loaded so that we can write the pretty result boxes
// out.
addEventListener('load', function() {
// test that allows crypto.generateCRMFRequest eval to run
try {
var script =
'console.log("dynamic script passed to crypto.generateCRMFRequest should execute")';
crypto.generateCRMFRequest('CN=0', 0, 0, null, script, 384, null, 'rsa-dual-use');
onevalexecuted(true, "eval(script) inside crypto.generateCRMFRequest",
"eval executed during crypto.generateCRMFRequest");
} catch (e) {
onevalblocked(true, "eval(script) inside crypto.generateCRMFRequest",
"eval was blocked during crypto.generateCRMFRequest");
}
}, false);

12
content/base/test/file_CSP_evalscript_main_getCRMFRequest.html Normal file
View File

@ -0,0 +1,12 @@
<html>
<head>
<title>CSP eval script tests</title>
<script type="application/javascript"
src="file_CSP_evalscript_main_getCRMFRequest.js"></script>
</head>
<body>
Foo.
</body>
</html>

2
content/base/test/file_CSP_evalscript_main_getCRMFRequest.html^headers^ Normal file
View File

@ -0,0 +1,2 @@
Cache-Control: no-cache
X-Content-Security-Policy: default-src 'self'

48
content/base/test/file_CSP_evalscript_main_getCRMFRequest.js Normal file
View File

@ -0,0 +1,48 @@
// some javascript for the CSP eval() tests
function logResult(str, passed) {
var elt = document.createElement('div');
var color = passed ? "#cfc;" : "#fcc";
elt.setAttribute('style', 'background-color:' + color + '; width:100%; border:1px solid black; padding:3px; margin:4px;');
elt.innerHTML = str;
document.body.appendChild(elt);
}
window._testResults = {};
// callback for when stuff is allowed by CSP
var onevalexecuted = (function(window) {
return function(shouldrun, what, data) {
window._testResults[what] = "ran";
window.parent.scriptRan(shouldrun, what, data);
logResult((shouldrun ? "PASS: " : "FAIL: ") + what + " : " + data, shouldrun);
};})(window);
// callback for when stuff is blocked
var onevalblocked = (function(window) {
return function(shouldrun, what, data) {
window._testResults[what] = "blocked";
window.parent.scriptBlocked(shouldrun, what, data);
logResult((shouldrun ? "FAIL: " : "PASS: ") + what + " : " + data, !shouldrun);
};})(window);
// Defer until document is loaded so that we can write the pretty result boxes
// out.
addEventListener('load', function() {
// generateCRMFRequest test -- make sure we cannot eval the callback if CSP is in effect
try {
var script = 'console.log("dynamic script eval\'d in crypto.generateCRMFRequest should be disallowed")';
crypto.generateCRMFRequest('CN=0', 0, 0, null, script, 384, null, 'rsa-dual-use');
onevalexecuted(false, "crypto.generateCRMFRequest()",
"crypto.generateCRMFRequest() should not run!");
} catch (e) {
onevalblocked(false, "eval(script) inside crypto.generateCRMFRequest",
"eval was blocked during crypto.generateCRMFRequest");
}
}, false);

12
content/base/test/file_CSP_evalscript_main_spec_compliant_allowed_getCRMFRequest.html Normal file
View File

@ -0,0 +1,12 @@
<html>
<head>
<title>CSP eval script tests</title>
<script type="application/javascript"
src="file_CSP_evalscript_main_allowed_getCRMFRequest.js"></script>
</head>
<body>
Foo.
</body>
</html>

2
content/base/test/file_CSP_evalscript_main_spec_compliant_allowed_getCRMFRequest.html^headers^ Normal file
View File

@ -0,0 +1,2 @@
Cache-Control: no-cache
Content-Security-Policy: default-src 'self' ; script-src 'self' 'unsafe-eval'

12
content/base/test/file_CSP_evalscript_main_spec_compliant_getCRMFRequest.html Normal file
View File

@ -0,0 +1,12 @@
<html>
<head>
<title>CSP eval script tests</title>
<script type="application/javascript"
src="file_CSP_evalscript_main_getCRMFRequest.js"></script>
</head>
<body>
Foo.
</body>
</html>

2
content/base/test/file_CSP_evalscript_main_spec_compliant_getCRMFRequest.html^headers^ Normal file
View File

@ -0,0 +1,2 @@
Cache-Control: no-cache
Content-Security-Policy: default-src 'self'

12
content/base/test/file_CSP_evalscript_no_CSP_at_all.html Normal file
View File

@ -0,0 +1,12 @@
<html>
<head>
<title>CSP eval script tests: no CSP specified</title>
<script type="application/javascript"
src="file_CSP_evalscript_no_CSP_at_all.js"></script>
</head>
<body>
Foo. See bug 824652
</body>
</html>

1
content/base/test/file_CSP_evalscript_no_CSP_at_all.html^headers^ Normal file
View File

@ -0,0 +1 @@
Cache-Control: no-cache

42
content/base/test/file_CSP_evalscript_no_CSP_at_all.js Normal file
View File

@ -0,0 +1,42 @@
// some javascript for the CSP eval() tests
// all of these evals should succeed, as the document loading this script
// has script-src 'self' 'unsafe-eval'
function logResult(str, passed) {
var elt = document.createElement('div');
var color = passed ? "#cfc;" : "#fcc";
elt.setAttribute('style', 'background-color:' + color + '; width:100%; border:1px solid black; padding:3px; margin:4px;');
elt.innerHTML = str;
document.body.appendChild(elt);
}
// callback for when stuff is allowed by CSP
var onevalexecuted = (function(window) {
return function(shouldrun, what, data) {
window.parent.scriptRan(shouldrun, what, data);
logResult((shouldrun ? "PASS: " : "FAIL: ") + what + " : " + data, shouldrun);
};})(window);
// callback for when stuff is blocked
var onevalblocked = (function(window) {
return function(shouldrun, what, data) {
window.parent.scriptBlocked(shouldrun, what, data);
logResult((shouldrun ? "FAIL: " : "PASS: ") + what + " : " + data, !shouldrun);
};})(window);
// Defer until document is loaded so that we can write the pretty result boxes
// out.
addEventListener('load', function() {
// test that allows crypto.generateCRMFRequest eval to run when there is no CSP at all in place
try {
var script =
'console.log("dynamic script passed to crypto.generateCRMFRequest should execute")';
crypto.generateCRMFRequest('CN=0', 0, 0, null, script, 384, null, 'rsa-dual-use');
onevalexecuted(true, "eval(script) inside crypto.generateCRMFRequest: no CSP at all",
"eval executed during crypto.generateCRMFRequest where no CSP is set at all");
} catch (e) {
onevalblocked(true, "eval(script) inside crypto.generateCRMFRequest",
"eval was blocked during crypto.generateCRMFRequest");
}
}, false);

1
content/base/test/test_CSP_evalscript.html
View File

@ -61,6 +61,7 @@ SpecialPowers.pushPrefEnv(
document.getElementById('cspframe').src = 'file_CSP_evalscript_main.html';
document.getElementById('cspframe2').src = 'file_CSP_evalscript_main_spec_compliant.html';
document.getElementById('cspframe3').src = 'file_CSP_evalscript_main_spec_compliant_allowed.html';
// document.getElementById('cspframe4').src = 'file_CSP_evalscript_no_CSP_at_all.html';
});
</script>
</pre>

70
content/base/test/test_CSP_evalscript_getCRMFRequest.html Normal file
View File

@ -0,0 +1,70 @@
<!DOCTYPE HTML>
<html>
<head>
<title>Test for Content Security Policy "no eval" in crypto.getCRMFRequest()</title>
<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<iframe style="width:100%;height:300px;" id='cspframe'></iframe>
<iframe style="width:100%;height:300px;" id='cspframe2'></iframe>
<iframe style="width:100%;height:300px;" id='cspframe3'></iframe>
<iframe style="width:100%;height:300px;" id='cspframe4'></iframe>
<script class="testbody" type="text/javascript">
var path = "/tests/content/base/test/";
var evalScriptsThatRan = 0;
var evalScriptsBlocked = 0;
var evalScriptsTotal = 4;
// called by scripts that run
var scriptRan = function(shouldrun, testname, data) {
evalScriptsThatRan++;
ok(shouldrun, 'EVAL SCRIPT RAN: ' + testname + '(' + data + ')');
checkTestResults();
}
// called when a script is blocked
var scriptBlocked = function(shouldrun, testname, data) {
evalScriptsBlocked++;
ok(!shouldrun, 'EVAL SCRIPT BLOCKED: ' + testname + '(' + data + ')');
checkTestResults();
}
// Check to see if all the tests have run
var checkTestResults = function() {
// if any test is incomplete, keep waiting
if (evalScriptsTotal - evalScriptsBlocked - evalScriptsThatRan > 0)
return;
// ... otherwise, finish
SimpleTest.finish();
}
//////////////////////////////////////////////////////////////////////
// set up and go
SimpleTest.waitForExplicitFinish();
SpecialPowers.pushPrefEnv(
{'set':[["security.csp.speccompliant", true]]},
function() {
// save this for last so that our listeners are registered.
// ... this loads the testbed of good and bad requests.
document.getElementById('cspframe').src = 'file_CSP_evalscript_main_getCRMFRequest.html';
document.getElementById('cspframe2').src = 'file_CSP_evalscript_main_spec_compliant_getCRMFRequest.html';
document.getElementById('cspframe3').src = 'file_CSP_evalscript_main_spec_compliant_allowed_getCRMFRequest.html';
document.getElementById('cspframe4').src = 'file_CSP_evalscript_no_CSP_at_all.html';
});
</script>
</pre>
</body>
</html>

123
content/base/test/test_bug895239.html Normal file
View File

@ -0,0 +1,123 @@
<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=895239
-->
<head>
<meta charset="utf-8">
<title>Test for Bug 895239</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<script type="application/javascript">
function testPaintextSerializerWithPlaceHolder() {
const de = SpecialPowers.Ci.nsIDocumentEncoder;
const Cc = SpecialPowers.Cc;
// Create a plaintext encoder with the flag OutputNonTextContentAsPlaceholder.
var encoder = Cc["@mozilla.org/layout/documentEncoder;1?type=text/plain"]
.createInstance(de);
var flags = de.OutputRaw |
de.OutputNonTextContentAsPlaceholder;
encoder.init(document, "text/plain", flags);
function toPlaintext(id) {
var element = document.getElementById(id);
var range = document.createRange();
range.selectNodeContents(element);
encoder.setRange(range);
return encoder.encodeToString();
}
// Test cases to serialize all nodes including invisible nodes.
is(toPlaintext("case1"), "This is an audio \uFFFC! ", "test with <audio>");
is(toPlaintext("case2"), "This is a canvas \uFFFC! ", "test with <canvas>");
is(toPlaintext("case3"), "This is an iframe \uFFFC! ", "test with one <iframe>");
is(toPlaintext("case4"), "One iframe \uFFFC with another iframe \uFFFC. ", "test with two <iframes>");
is(toPlaintext("case5"), "This is a meter \uFFFC! ", "test with <meter>");
is(toPlaintext("case6"), "This is a progress \uFFFC! ", "test with <progress>");
is(toPlaintext("case7"), "This is an object \uFFFC! ", "test with <object>");
is(toPlaintext("case8"), "This is a svg \uFFFC! ", "test with <svg>");
is(toPlaintext("case9"), "This is a video \uFFFC! ", "test with <video>");
is(toPlaintext("case10"), "This is a video \uFFFC! ", "test with nested tags");
// Test cases to serialize visible nodes only.
encoder.init(document, "text/plain", flags | de.SkipInvisibleContent);
is(toPlaintext("case1"), "This is an audio \uFFFC! ", "test with <audio> for visible nodes");
is(toPlaintext("case2"), "This is a canvas \uFFFC! ", "test with <canvas> for visible nodes");
is(toPlaintext("case3"), "This is an iframe \uFFFC! ", "test with one <iframe> for visible nodes");
is(toPlaintext("case4"), "One iframe \uFFFC with another iframe . ", "test with two <iframes> for visible nodes");
is(toPlaintext("case5"), "This is a meter \uFFFC! ", "test with <meter> for visible nodes");
is(toPlaintext("case6"), "This is a progress \uFFFC! ", "test with <progress> for visible nodes");
is(toPlaintext("case7"), "This is an object \uFFFC! ", "test with <object> for visible nodes");
is(toPlaintext("case8"), "This is a svg \uFFFC! ", "test with <svg> for visible nodes");
is(toPlaintext("case9"), "This is a video \uFFFC! ", "test with <video> for visible nodes");
is(toPlaintext("case10"), "This is a video \uFFFC! ", "test with nested tags for visible nodes");
SimpleTest.finish();
}
addLoadEvent(testPaintextSerializerWithPlaceHolder);
SimpleTest.waitForExplicitFinish();
</script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=895239">Mozilla Bug 895239</a>
<p id="display"></p>
<div id="content">
<span id="case1">This is an audio
<audio controls="controls">
Your browser does not support <code>audio</code> element.
</audio>!
</span>
<span id="case2">This is a canvas
<canvas height="100" width="100">
Your browser does not support canvas element.
</canvas>!
</span>
<span id="case3">This is an iframe
<iframe src="about:blank">
Your browser does not support iframes.
</iframe>!
</span>
<span id="case4">One iframe
<iframe src="about:blank">
Your browser does not support iframes.
</iframe> with another iframe
<iframe src="about:blank" style="display: none"></iframe>.
</span>
<span id="case5">This is a meter
<meter min="0" max="100" value="50">
50%
</meter>!
</span>
<span id="case6">This is a progress
<progress max="100" value="70">
70%
</progress>!
</span>
<span id="case7">This is an object
<object type="application/x-shockware-flash">
<a href="#">Download the plugin.</a>
</object>!
</span>
<span id="case8">This is a svg
<svg height="100" width="100">
Your browser does not support svg.
<circle cx="100" cy="100" r="80" fill="green"></circle>
</svg>!
</span>
<span id="case9">This is a video
<video>
Your browser does not support videos.
</video>!
</span>
<span id="case10">This is a video
<video>
Your browser does not support videos.<iframe src="about:blank"></iframe>
</video>!
</span>
</div>
<pre id="test">
</pre>
</body>
</html>

2
content/base/test/test_ipc_messagemanager_blob.html
View File

@ -96,7 +96,7 @@
"set": [
["dom.ipc.browser_frames.oop_by_default", true],
["dom.mozBrowserFramesEnabled", true],
["browser.pageThumbs.enabled", false]
["browser.pagethumbnails.capturing_disabled", false]
]
}, runTests);
});

14
content/canvas/src/WebGLContext.cpp
View File

@ -13,6 +13,7 @@
#include "WebGLMemoryMultiReporterWrapper.h"
#include "WebGLFramebuffer.h"
#include "WebGLVertexArray.h"
#include "WebGLQuery.h"
#include "AccessCheck.h"
#include "nsIConsoleService.h"
@ -196,8 +197,9 @@ WebGLContext::WebGLContext()
mLastUseIndex = 0;
mMinInUseAttribArrayLengthCached = false;
mMinInUseAttribArrayLength = 0;
mBufferFetchingIsVerified = false;
mMaxFetchedVertices = 0;
mMaxFetchedInstances = 0;
mIsScreenCleared = false;
@ -237,6 +239,7 @@ WebGLContext::DestroyResourcesAndContext()
mBoundArrayBuffer = nullptr;
mCurrentProgram = nullptr;
mBoundFramebuffer = nullptr;
mActiveOcclusionQuery = nullptr;
mBoundRenderbuffer = nullptr;
mBoundVertexArray = nullptr;
mDefaultVertexArray = nullptr;
@ -255,6 +258,8 @@ WebGLContext::DestroyResourcesAndContext()
mShaders.getLast()->DeleteOnce();
while (!mPrograms.isEmpty())
mPrograms.getLast()->DeleteOnce();
while (!mQueries.isEmpty())
mQueries.getLast()->DeleteOnce();
if (mBlackTexturesAreInitialized) {
gl->fDeleteTextures(1, &mBlackTexture2D);
@ -1599,7 +1604,7 @@ WebGLContext::GetSupportedExtensions(JSContext *cx, Nullable< nsTArray<nsString>
NS_IMPL_CYCLE_COLLECTING_ADDREF(WebGLContext)
NS_IMPL_CYCLE_COLLECTING_RELEASE(WebGLContext)
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_9(WebGLContext,
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_10(WebGLContext,
mCanvasElement,
mExtensions,
mBound2DTextures,
@ -1608,7 +1613,8 @@ NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_9(WebGLContext,
mCurrentProgram,
mBoundFramebuffer,
mBoundRenderbuffer,
mBoundVertexArray)
mBoundVertexArray,
mActiveOcclusionQuery)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(WebGLContext)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY

89
content/canvas/src/WebGLContext.h
View File

@ -71,6 +71,7 @@ class WebGLBuffer;
class WebGLVertexAttribData;
class WebGLShader;
class WebGLProgram;
class WebGLQuery;
class WebGLUniformLocation;
class WebGLFramebuffer;
class WebGLRenderbuffer;
@ -389,10 +390,8 @@ public:
void DepthRange(WebGLclampf zNear, WebGLclampf zFar);
void DetachShader(WebGLProgram *program, WebGLShader *shader);
void Disable(WebGLenum cap);
void DisableVertexAttribArray(WebGLuint index);
void DrawBuffers(const dom::Sequence<GLenum>& buffers);
void Enable(WebGLenum cap);
void EnableVertexAttribArray(WebGLuint index);
void Flush() {
if (!IsContextStable())
return;
@ -462,9 +461,6 @@ public:
WebGLUniformLocation *location, ErrorResult& rv);
already_AddRefed<WebGLUniformLocation>
GetUniformLocation(WebGLProgram *prog, const nsAString& name);
JS::Value GetVertexAttrib(JSContext* cx, WebGLuint index, WebGLenum pname,
ErrorResult& rv);
WebGLsizeiptr GetVertexAttribOffset(WebGLuint index, WebGLenum pname);
void Hint(WebGLenum target, WebGLenum mode);
bool IsBuffer(WebGLBuffer *buffer);
bool IsEnabled(WebGLenum cap);
@ -745,6 +741,39 @@ public:
WebGLUniformLocation *location,
WebGLint value);
void Viewport(WebGLint x, WebGLint y, WebGLsizei width, WebGLsizei height);
// -----------------------------------------------------------------------------
// Asynchronous Queries (WebGLContextAsyncQueries.cpp)
public:
already_AddRefed<WebGLQuery> CreateQuery();
void DeleteQuery(WebGLQuery *query);
void BeginQuery(WebGLenum target, WebGLQuery *query);
void EndQuery(WebGLenum target);
bool IsQuery(WebGLQuery *query);
already_AddRefed<WebGLQuery> GetQuery(WebGLenum target, WebGLenum pname);
JS::Value GetQueryObject(JSContext* cx, WebGLQuery *query, WebGLenum pname);
private:
bool ValidateTargetParameter(WebGLenum target, const char* infos);
WebGLRefPtr<WebGLQuery>& GetActiveQueryByTarget(WebGLenum target);
// -----------------------------------------------------------------------------
// Vertices Feature (WebGLContextVertices.cpp)
public:
void DrawArrays(GLenum mode, WebGLint first, WebGLsizei count);
void DrawArraysInstanced(GLenum mode, WebGLint first, WebGLsizei count, WebGLsizei primcount);
void DrawElements(WebGLenum mode, WebGLsizei count, WebGLenum type, WebGLintptr byteOffset);
void DrawElementsInstanced(WebGLenum mode, WebGLsizei count, WebGLenum type,
WebGLintptr byteOffset, WebGLsizei primcount);
void EnableVertexAttribArray(WebGLuint index);
void DisableVertexAttribArray(WebGLuint index);
JS::Value GetVertexAttrib(JSContext* cx, WebGLuint index, WebGLenum pname,
ErrorResult& rv);
WebGLsizeiptr GetVertexAttribOffset(WebGLuint index, WebGLenum pname);
void VertexAttrib1f(WebGLuint index, WebGLfloat x0);
void VertexAttrib2f(WebGLuint index, WebGLfloat x0, WebGLfloat x1);
void VertexAttrib3f(WebGLuint index, WebGLfloat x0, WebGLfloat x1,
@ -758,8 +787,6 @@ public:
void VertexAttrib1fv(WebGLuint idx, const dom::Sequence<WebGLfloat>& arr) {
VertexAttrib1fv_base(idx, arr.Length(), arr.Elements());
}
void VertexAttrib1fv_base(WebGLuint idx, uint32_t arrayLength,
const WebGLfloat* ptr);
void VertexAttrib2fv(WebGLuint idx, const dom::Float32Array &arr) {
VertexAttrib2fv_base(idx, arr.Length(), arr.Data());
@ -767,8 +794,6 @@ public:
void VertexAttrib2fv(WebGLuint idx, const dom::Sequence<WebGLfloat>& arr) {
VertexAttrib2fv_base(idx, arr.Length(), arr.Elements());
}
void VertexAttrib2fv_base(WebGLuint idx, uint32_t arrayLength,
const WebGLfloat* ptr);
void VertexAttrib3fv(WebGLuint idx, const dom::Float32Array &arr) {
VertexAttrib3fv_base(idx, arr.Length(), arr.Data());
@ -776,8 +801,6 @@ public:
void VertexAttrib3fv(WebGLuint idx, const dom::Sequence<WebGLfloat>& arr) {
VertexAttrib3fv_base(idx, arr.Length(), arr.Elements());
}
void VertexAttrib3fv_base(WebGLuint idx, uint32_t arrayLength,
const WebGLfloat* ptr);
void VertexAttrib4fv(WebGLuint idx, const dom::Float32Array &arr) {
VertexAttrib4fv_base(idx, arr.Length(), arr.Data());
@ -785,22 +808,11 @@ public:
void VertexAttrib4fv(WebGLuint idx, const dom::Sequence<WebGLfloat>& arr) {
VertexAttrib4fv_base(idx, arr.Length(), arr.Elements());
}
void VertexAttrib4fv_base(WebGLuint idx, uint32_t arrayLength,
const WebGLfloat* ptr);
void VertexAttribPointer(WebGLuint index, WebGLint size, WebGLenum type,
WebGLboolean normalized, WebGLsizei stride,
WebGLintptr byteOffset);
void Viewport(WebGLint x, WebGLint y, WebGLsizei width, WebGLsizei height);
// -----------------------------------------------------------------------------
// Vertices Feature (WebGLContextVertices.cpp)
public:
void DrawArrays(GLenum mode, WebGLint first, WebGLsizei count);
void DrawArraysInstanced(GLenum mode, WebGLint first, WebGLsizei count, WebGLsizei primcount);
void DrawElements(WebGLenum mode, WebGLsizei count, WebGLenum type, WebGLintptr byteOffset);
void DrawElementsInstanced(WebGLenum mode, WebGLsizei count, WebGLenum type,
WebGLintptr byteOffset, WebGLsizei primcount);
void VertexAttribDivisor(WebGLuint index, WebGLuint divisor);
private:
bool DrawArrays_check(WebGLint first, WebGLsizei count, WebGLsizei primcount, const char* info);
@ -808,6 +820,13 @@ private:
WebGLsizei primcount, const char* info);
void Draw_cleanup();
void VertexAttrib1fv_base(WebGLuint idx, uint32_t arrayLength, const WebGLfloat* ptr);
void VertexAttrib2fv_base(WebGLuint idx, uint32_t arrayLength, const WebGLfloat* ptr);
void VertexAttrib3fv_base(WebGLuint idx, uint32_t arrayLength, const WebGLfloat* ptr);
void VertexAttrib4fv_base(WebGLuint idx, uint32_t arrayLength, const WebGLfloat* ptr);
bool ValidateBufferFetching(const char *info);
// -----------------------------------------------------------------------------
// PROTECTED
protected:
@ -876,15 +895,17 @@ protected:
int32_t mGLMaxColorAttachments;
int32_t mGLMaxDrawBuffers;
// Cache the max number of elements that can be read from bound VBOs
// (result of ValidateBuffers).
bool mMinInUseAttribArrayLengthCached;
uint32_t mMinInUseAttribArrayLength;
// Cache the max number of vertices and isntances that can be read from
// bound VBOs (result of ValidateBuffers).
bool mBufferFetchingIsVerified;
uint32_t mMaxFetchedVertices;
uint32_t mMaxFetchedInstances;
inline void InvalidateCachedMinInUseAttribArrayLength()
inline void InvalidateBufferFetching()
{
mMinInUseAttribArrayLengthCached = false;
mMinInUseAttribArrayLength = 0;
mBufferFetchingIsVerified = false;
mMaxFetchedVertices = 0;
mMaxFetchedInstances = 0;
}
// Represents current status, or state, of the context. That is, is it lost
@ -937,8 +958,9 @@ protected:
nsTArray<WebGLenum> mCompressedTextureFormats;
// -------------------------------------------------------------------------
// Validation functions (implemented in WebGLContextValidate.cpp)
bool InitAndValidateGL();
bool ValidateBuffers(uint32_t *maxAllowedCount, const char *info);
bool ValidateCapabilityEnum(WebGLenum cap, const char *info);
bool ValidateBlendEquationEnum(WebGLenum cap, const char *info);
bool ValidateBlendFuncDstEnum(WebGLenum mode, const char *info);
@ -1088,10 +1110,12 @@ protected:
WebGLRefPtr<WebGLFramebuffer> mBoundFramebuffer;
WebGLRefPtr<WebGLRenderbuffer> mBoundRenderbuffer;
WebGLRefPtr<WebGLVertexArray> mBoundVertexArray;
WebGLRefPtr<WebGLQuery> mActiveOcclusionQuery;
LinkedList<WebGLTexture> mTextures;
LinkedList<WebGLBuffer> mBuffers;
LinkedList<WebGLProgram> mPrograms;
LinkedList<WebGLQuery> mQueries;
LinkedList<WebGLShader> mShaders;
LinkedList<WebGLRenderbuffer> mRenderbuffers;
LinkedList<WebGLFramebuffer> mFramebuffers;
@ -1180,6 +1204,7 @@ public:
friend class WebGLFramebuffer;
friend class WebGLRenderbuffer;
friend class WebGLProgram;
friend class WebGLQuery;
friend class WebGLBuffer;
friend class WebGLShader;
friend class WebGLUniformLocation;

331
content/canvas/src/WebGLContextAsyncQueries.cpp Normal file
View File

@ -0,0 +1,331 @@
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "WebGLContext.h"
#include "WebGLQuery.h"
using namespace mozilla;
/*
* We fake ANY_SAMPLES_PASSED and ANY_SAMPLES_PASSED_CONSERVATIVE with
* SAMPLES_PASSED on desktop.
*
* OpenGL ES 3.0 spec 4.1.6
* If the target of the query is ANY_SAMPLES_PASSED_CONSERVATIVE, an implementation
* may choose to use a less precise version of the test which can additionally set
* the samples-boolean state to TRUE in some other implementation-dependent cases.
*/
static const char*
GetQueryTargetEnumString(WebGLenum target)
{
switch (target)
{
case LOCAL_GL_ANY_SAMPLES_PASSED:
return "ANY_SAMPLES_PASSED";
case LOCAL_GL_ANY_SAMPLES_PASSED_CONSERVATIVE:
return "ANY_SAMPLES_PASSED_CONSERVATIVE";
default:
break;
}
MOZ_ASSERT(false, "Unknown query `target`.");
return "UNKNOWN_QUERY_TARGET";
}
already_AddRefed<WebGLQuery>
WebGLContext::CreateQuery()
{
if (!IsContextStable())
return nullptr;
if (mActiveOcclusionQuery && !gl->IsGLES2()) {
/* http://www.opengl.org/registry/specs/ARB/occlusion_query.txt
* Calling either GenQueriesARB or DeleteQueriesARB while any query of
* any target is active causes an INVALID_OPERATION error to be
* generated.
*/
GenerateWarning("createQuery: the WebGL 2 prototype might generate INVALID_OPERATION"
"when creating a query object while one other is active.");
/*
* We *need* to lock webgl2 to GL>=3.0 on desktop, but we don't have a good
* mechanism to do this yet. See bug 898404.
*/
}
nsRefPtr<WebGLQuery> globj = new WebGLQuery(this);
return globj.forget();
}
void
WebGLContext::DeleteQuery(WebGLQuery *query)
{
if (!IsContextStable())
return;
if (!query)
return;
if (query->IsDeleted())
return;
if (query->IsActive()) {
EndQuery(query->mType);
}
if (mActiveOcclusionQuery && !gl->IsGLES2()) {
/* http://www.opengl.org/registry/specs/ARB/occlusion_query.txt
* Calling either GenQueriesARB or DeleteQueriesARB while any query of
* any target is active causes an INVALID_OPERATION error to be
* generated.
*/
GenerateWarning("deleteQuery: the WebGL 2 prototype might generate INVALID_OPERATION"
"when deleting a query object while one other is active.");
}
query->RequestDelete();
}
void
WebGLContext::BeginQuery(WebGLenum target, WebGLQuery *query)
{
if (!IsContextStable())
return;
if (!ValidateTargetParameter(target, "beginQuery")) {
return;
}
if (!query) {
/* SPECS BeginQuery.1
* http://www.khronos.org/registry/gles/extensions/EXT/EXT_occlusion_query_boolean.txt
* BeginQueryEXT sets the active query object name for the query type given
* by <target> to <id>. If BeginQueryEXT is called with an <id> of zero, if
* the active query object name for <target> is non-zero (for the targets
* ANY_SAMPLES_PASSED_EXT and ANY_SAMPLES_PASSED_CONSERVATIVE_EXT, if the
* active query for either target is non-zero), if <id> is the name of an
* existing query object whose type does not match <target>, or if <id> is the
* active query object name for any query type, the error INVALID_OPERATION is
* generated.
*/
ErrorInvalidOperation("beginQuery: query should not be null");
return;
}
if (query->IsDeleted()) {
/* http://www.khronos.org/registry/gles/extensions/EXT/EXT_occlusion_query_boolean.txt
* BeginQueryEXT fails and an INVALID_OPERATION error is generated if <id>
* is not a name returned from a previous call to GenQueriesEXT, or if such
* a name has since been deleted with DeleteQueriesEXT.
*/
ErrorInvalidOperation("beginQuery: query has been deleted");
return;
}
if (query->HasEverBeenActive() &&
query->mType != target)
{
/*
* See SPECS BeginQuery.1
*/
ErrorInvalidOperation("beginQuery: target doesn't match with the query type");
return;
}
if (GetActiveQueryByTarget(target)) {
/*
* See SPECS BeginQuery.1
*/
ErrorInvalidOperation("beginQuery: an other query already active");
return;
}
if (!query->HasEverBeenActive()) {
query->mType = target;
}
MakeContextCurrent();
if (!gl->IsGLES2()) {
gl->fBeginQuery(LOCAL_GL_SAMPLES_PASSED, query->mGLName);
} else {
gl->fBeginQuery(target, query->mGLName);
}
GetActiveQueryByTarget(target) = query;
}
void
WebGLContext::EndQuery(WebGLenum target)
{
if (!IsContextStable())
return;
if (!ValidateTargetParameter(target, "endQuery")) {
return;
}
if (!GetActiveQueryByTarget(target) ||
target != GetActiveQueryByTarget(target)->mType)
{
/* http://www.khronos.org/registry/gles/extensions/EXT/EXT_occlusion_query_boolean.txt
* marks the end of the sequence of commands to be tracked for the query type
* given by <target>. The active query object for <target> is updated to
* indicate that query results are not available, and the active query object
* name for <target> is reset to zero. When the commands issued prior to
* EndQueryEXT have completed and a final query result is available, the
* query object active when EndQueryEXT is called is updated by the GL. The
* query object is updated to indicate that the query results are available
* and to contain the query result. If the active query object name for
* <target> is zero when EndQueryEXT is called, the error INVALID_OPERATION
* is generated.
*/
ErrorInvalidOperation("endQuery: There is no active query of type %s.",
GetQueryTargetEnumString(target));
return;
}
MakeContextCurrent();
if (!gl->IsGLES2()) {
gl->fEndQuery(LOCAL_GL_SAMPLES_PASSED);
} else {
gl->fEndQuery(target);
}
GetActiveQueryByTarget(target) = nullptr;
}
bool
WebGLContext::IsQuery(WebGLQuery *query)
{
if (!IsContextStable())
return false;
if (!query)
return false;
return ValidateObjectAllowDeleted("isQuery", query) &&
!query->IsDeleted() &&
query->HasEverBeenActive();
}
already_AddRefed<WebGLQuery>
WebGLContext::GetQuery(WebGLenum target, WebGLenum pname)
{
if (!IsContextStable())
return nullptr;
if (!ValidateTargetParameter(target, "getQuery")) {
return nullptr;
}
if (pname != LOCAL_GL_CURRENT_QUERY) {
/* OpenGL ES 3.0 spec 6.1.7
* pname must be CURRENT_QUERY.
*/
ErrorInvalidEnum("getQuery: pname must be CURRENT_QUERY");
return nullptr;
}
nsRefPtr<WebGLQuery> tmp = GetActiveQueryByTarget(target).get();
return tmp.forget();
}
JS::Value
WebGLContext::GetQueryObject(JSContext* cx, WebGLQuery *query, WebGLenum pname)
{
if (!IsContextStable())
return JS::NullValue();
if (!query) {
/* OpenGL ES 3.0 spec 6.1.7 (spec getQueryObject 1)
* If id is not the name of a query object, or if the query object named by id is
* currently active, then an INVALID_OPERATION error is generated. pname must be
* QUERY_RESULT or QUERY_RESULT_AVAILABLE.
*/
ErrorInvalidOperation("getQueryObject: query should not be null");
return JS::NullValue();
}
if (query->IsDeleted()) {
// See (spec getQueryObject 1)
ErrorInvalidOperation("getQueryObject: query has been deleted");
return JS::NullValue();
}
if (query->IsActive()) {
// See (spec getQueryObject 1)
ErrorInvalidOperation("getQueryObject: query is active");
return JS::NullValue();
}
if (!query->HasEverBeenActive()) {
/* See (spec getQueryObject 1)
* If this instance of WebGLQuery has never been active before, that mean that
* query->mGLName is not a query object yet.
*/
ErrorInvalidOperation("getQueryObject: query has never been active");
return JS::NullValue();
}
switch (pname)
{
case LOCAL_GL_QUERY_RESULT_AVAILABLE:
{
GLuint returned = 0;
MakeContextCurrent();
gl->fGetQueryObjectuiv(query->mGLName, LOCAL_GL_QUERY_RESULT_AVAILABLE, &returned);
return JS::BooleanValue(returned != 0);
}
case LOCAL_GL_QUERY_RESULT:
{
GLuint returned = 0;
MakeContextCurrent();
gl->fGetQueryObjectuiv(query->mGLName, LOCAL_GL_QUERY_RESULT, &returned);
/*
* test (returned != 0) is important because ARB_occlusion_query on desktop drivers
* return the number of samples drawed when the OpenGL ES extension
* ARB_occlusion_query_boolean return only a boolean if a sample has been drawed.
*/
return JS::BooleanValue(returned != 0);
}
default:
break;
}
ErrorInvalidEnum("getQueryObject: pname must be QUERY_RESULT{_AVAILABLE}");
return JS::NullValue();
}
bool
WebGLContext::ValidateTargetParameter(WebGLenum target, const char* infos)
{
if (target != LOCAL_GL_ANY_SAMPLES_PASSED &&
target != LOCAL_GL_ANY_SAMPLES_PASSED_CONSERVATIVE)
{
ErrorInvalidEnum("%s: target must be ANY_SAMPLES_PASSED{_CONSERVATIVE}", infos);
return false;
}
return true;
}
WebGLRefPtr<WebGLQuery>&
WebGLContext::GetActiveQueryByTarget(WebGLenum target)
{
MOZ_ASSERT(ValidateTargetParameter(target, "private WebGLContext::GetActiveQueryByTarget"));
return mActiveOcclusionQuery;
}

4
content/canvas/src/WebGLContextFramebufferOperations.cpp
View File

@ -22,6 +22,10 @@ WebGLContext::Clear(WebGLbitfield mask)
if (mask != m)
return ErrorInvalidValue("clear: invalid mask bits");
if (mask == 0) {
GenerateWarning("Calling gl.clear(0) has no effect.");
}
if (mBoundFramebuffer) {
if (!mBoundFramebuffer->CheckAndInitializeRenderbuffers())
return ErrorInvalidFramebufferOperation("clear: incomplete framebuffer");

379
content/canvas/src/WebGLContextGL.cpp
View File

@ -383,7 +383,7 @@ WebGLContext::BufferData(WebGLenum target, WebGLsizeiptr size,
return ErrorOutOfMemory("bufferData: out of memory");
MakeContextCurrent();
InvalidateCachedMinInUseAttribArrayLength();
InvalidateBufferFetching();
GLenum error = CheckedBufferData(target, size, zeroBuffer, usage);
free(zeroBuffer);
@ -431,7 +431,7 @@ WebGLContext::BufferData(WebGLenum target,
return ErrorInvalidOperation("bufferData: no buffer bound!");
MakeContextCurrent();
InvalidateCachedMinInUseAttribArrayLength();
InvalidateBufferFetching();
GLenum error = CheckedBufferData(target, data.Length(), data.Data(), usage);
@ -469,7 +469,7 @@ WebGLContext::BufferData(WebGLenum target, const ArrayBufferView& data,
if (!boundBuffer)
return ErrorInvalidOperation("bufferData: no buffer bound!");
InvalidateCachedMinInUseAttribArrayLength();
InvalidateBufferFetching();
MakeContextCurrent();
GLenum error = CheckedBufferData(target, data.Length(), data.Data(), usage);
@ -1114,24 +1114,6 @@ WebGLContext::DepthRange(WebGLfloat zNear, WebGLfloat zFar)
gl->fDepthRange(zNear, zFar);
}
void
WebGLContext::DisableVertexAttribArray(WebGLuint index)
{
if (!IsContextStable())
return;
if (!ValidateAttribIndex(index, "disableVertexAttribArray"))
return;
MakeContextCurrent();
InvalidateCachedMinInUseAttribArrayLength();
if (index || gl->IsGLES2())
gl->fDisableVertexAttribArray(index);
mBoundVertexArray->mAttribBuffers[index].enabled = false;
}
int
WebGLContext::WhatDoesVertexAttrib0Need()
{
@ -1394,22 +1376,6 @@ WebGLContext::Disable(WebGLenum cap)
gl->fDisable(cap);
}
void
WebGLContext::EnableVertexAttribArray(WebGLuint index)
{
if (!IsContextStable())
return;
if (!ValidateAttribIndex(index, "enableVertexAttribArray"))
return;
MakeContextCurrent();
InvalidateCachedMinInUseAttribArrayLength();
gl->fEnableVertexAttribArray(index);
mBoundVertexArray->mAttribBuffers[index].enabled = true;
}
void
WebGLContext::FramebufferRenderbuffer(WebGLenum target, WebGLenum attachment, WebGLenum rbtarget, WebGLRenderbuffer *wrb)
{
@ -2671,99 +2637,6 @@ WebGLContext::GetUniformLocation(WebGLProgram *prog, const nsAString& name)
return loc.forget();
}
JS::Value
WebGLContext::GetVertexAttrib(JSContext* cx, WebGLuint index, WebGLenum pname,
ErrorResult& rv)
{
if (!IsContextStable())
return JS::NullValue();
if (!mBoundVertexArray->EnsureAttribIndex(index, "getVertexAttrib"))
return JS::NullValue();
MakeContextCurrent();
switch (pname) {
case LOCAL_GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING:
{
return WebGLObjectAsJSValue(cx, mBoundVertexArray->mAttribBuffers[index].buf.get(), rv);
}
case LOCAL_GL_VERTEX_ATTRIB_ARRAY_STRIDE:
return JS::Int32Value(mBoundVertexArray->mAttribBuffers[index].stride);
case LOCAL_GL_VERTEX_ATTRIB_ARRAY_SIZE:
{
if (!ValidateAttribIndex(index, "enableVertexAttribArray"))
return JS::NullValue();
if (!mBoundVertexArray->mAttribBuffers[index].enabled)
return JS::Int32Value(4);
// Don't break; fall through.
}
case LOCAL_GL_VERTEX_ATTRIB_ARRAY_TYPE:
{
GLint i = 0;
gl->fGetVertexAttribiv(index, pname, &i);
if (pname == LOCAL_GL_VERTEX_ATTRIB_ARRAY_SIZE)
return JS::Int32Value(i);
MOZ_ASSERT(pname == LOCAL_GL_VERTEX_ATTRIB_ARRAY_TYPE);
return JS::NumberValue(uint32_t(i));
}
case LOCAL_GL_CURRENT_VERTEX_ATTRIB:
{
WebGLfloat vec[4] = {0, 0, 0, 1};
if (index) {
gl->fGetVertexAttribfv(index, LOCAL_GL_CURRENT_VERTEX_ATTRIB, &vec[0]);
} else {
vec[0] = mVertexAttrib0Vector[0];
vec[1] = mVertexAttrib0Vector[1];
vec[2] = mVertexAttrib0Vector[2];
vec[3] = mVertexAttrib0Vector[3];
}
JSObject* obj = Float32Array::Create(cx, this, 4, vec);
if (!obj) {
rv.Throw(NS_ERROR_OUT_OF_MEMORY);
}
return JS::ObjectOrNullValue(obj);
}
case LOCAL_GL_VERTEX_ATTRIB_ARRAY_ENABLED:
{
return JS::BooleanValue(mBoundVertexArray->mAttribBuffers[index].enabled);
}
case LOCAL_GL_VERTEX_ATTRIB_ARRAY_NORMALIZED:
{
return JS::BooleanValue(mBoundVertexArray->mAttribBuffers[index].normalized);
}
default:
ErrorInvalidEnumInfo("getVertexAttrib: parameter", pname);
}
return JS::NullValue();
}
WebGLsizeiptr
WebGLContext::GetVertexAttribOffset(WebGLuint index, WebGLenum pname)
{
if (!IsContextStable())
return 0;
if (!ValidateAttribIndex(index, "getVertexAttribOffset"))
return 0;
if (pname != LOCAL_GL_VERTEX_ATTRIB_ARRAY_POINTER) {
ErrorInvalidEnum("getVertexAttribOffset: bad parameter");
return 0;
}
return mBoundVertexArray->mAttribBuffers[index].byteOffset;
}
void
WebGLContext::Hint(WebGLenum target, WebGLenum mode)
{
@ -2873,7 +2746,7 @@ WebGLContext::LinkProgram(WebGLProgram *program)
if (!ValidateObject("linkProgram", program))
return;
InvalidateCachedMinInUseAttribArrayLength(); // we do it early in this function
InvalidateBufferFetching(); // we do it early in this function
// as some of the validation below changes program state
GLuint progname = program->GLName();
@ -3787,168 +3660,6 @@ WebGLContext::UniformMatrix4fv_base(WebGLUniformLocation* location_object,
gl->fUniformMatrix4fv(location, numElementsToUpload, false, data);
}
void
WebGLContext::VertexAttrib1f(WebGLuint index, WebGLfloat x0)
{
if (!IsContextStable())
return;
MakeContextCurrent();
if (index) {
gl->fVertexAttrib1f(index, x0);
} else {
mVertexAttrib0Vector[0] = x0;
mVertexAttrib0Vector[1] = 0;
mVertexAttrib0Vector[2] = 0;
mVertexAttrib0Vector[3] = 1;
if (gl->IsGLES2())
gl->fVertexAttrib1f(index, x0);
}
}
void
WebGLContext::VertexAttrib2f(WebGLuint index, WebGLfloat x0, WebGLfloat x1)
{
if (!IsContextStable())
return;
MakeContextCurrent();
if (index) {
gl->fVertexAttrib2f(index, x0, x1);
} else {
mVertexAttrib0Vector[0] = x0;
mVertexAttrib0Vector[1] = x1;
mVertexAttrib0Vector[2] = 0;
mVertexAttrib0Vector[3] = 1;
if (gl->IsGLES2())
gl->fVertexAttrib2f(index, x0, x1);
}
}
void
WebGLContext::VertexAttrib3f(WebGLuint index, WebGLfloat x0, WebGLfloat x1, WebGLfloat x2)
{
if (!IsContextStable())
return;
MakeContextCurrent();
if (index) {
gl->fVertexAttrib3f(index, x0, x1, x2);
} else {
mVertexAttrib0Vector[0] = x0;
mVertexAttrib0Vector[1] = x1;
mVertexAttrib0Vector[2] = x2;
mVertexAttrib0Vector[3] = 1;
if (gl->IsGLES2())
gl->fVertexAttrib3f(index, x0, x1, x2);
}
}
void
WebGLContext::VertexAttrib4f(WebGLuint index, WebGLfloat x0, WebGLfloat x1,
WebGLfloat x2, WebGLfloat x3)
{
if (!IsContextStable())
return;
MakeContextCurrent();
if (index) {
gl->fVertexAttrib4f(index, x0, x1, x2, x3);
} else {
mVertexAttrib0Vector[0] = x0;
mVertexAttrib0Vector[1] = x1;
mVertexAttrib0Vector[2] = x2;
mVertexAttrib0Vector[3] = x3;
if (gl->IsGLES2())
gl->fVertexAttrib4f(index, x0, x1, x2, x3);
}
}
void
WebGLContext::VertexAttrib1fv_base(WebGLuint idx, uint32_t arrayLength,
const WebGLfloat* ptr)
{
if (!ValidateAttribArraySetter("VertexAttrib1fv", 1, arrayLength))
return;
MakeContextCurrent();
if (idx) {
gl->fVertexAttrib1fv(idx, ptr);
} else {
mVertexAttrib0Vector[0] = ptr[0];
mVertexAttrib0Vector[1] = WebGLfloat(0);
mVertexAttrib0Vector[2] = WebGLfloat(0);
mVertexAttrib0Vector[3] = WebGLfloat(1);
if (gl->IsGLES2())
gl->fVertexAttrib1fv(idx, ptr);
}
}
void
WebGLContext::VertexAttrib2fv_base(WebGLuint idx, uint32_t arrayLength,
const WebGLfloat* ptr)
{
if (!ValidateAttribArraySetter("VertexAttrib2fv", 2, arrayLength))
return;
MakeContextCurrent();
if (idx) {
gl->fVertexAttrib2fv(idx, ptr);
} else {
mVertexAttrib0Vector[0] = ptr[0];
mVertexAttrib0Vector[1] = ptr[1];
mVertexAttrib0Vector[2] = WebGLfloat(0);
mVertexAttrib0Vector[3] = WebGLfloat(1);
if (gl->IsGLES2())
gl->fVertexAttrib2fv(idx, ptr);
}
}
void
WebGLContext::VertexAttrib3fv_base(WebGLuint idx, uint32_t arrayLength,
const WebGLfloat* ptr)
{
if (!ValidateAttribArraySetter("VertexAttrib3fv", 3, arrayLength))
return;
MakeContextCurrent();
if (idx) {
gl->fVertexAttrib3fv(idx, ptr);
} else {
mVertexAttrib0Vector[0] = ptr[0];
mVertexAttrib0Vector[1] = ptr[1];
mVertexAttrib0Vector[2] = ptr[2];
mVertexAttrib0Vector[3] = WebGLfloat(1);
if (gl->IsGLES2())
gl->fVertexAttrib3fv(idx, ptr);
}
}
void
WebGLContext::VertexAttrib4fv_base(WebGLuint idx, uint32_t arrayLength,
const WebGLfloat* ptr)
{
if (!ValidateAttribArraySetter("VertexAttrib4fv", 4, arrayLength))
return;
MakeContextCurrent();
if (idx) {
gl->fVertexAttrib4fv(idx, ptr);
} else {
mVertexAttrib0Vector[0] = ptr[0];
mVertexAttrib0Vector[1] = ptr[1];
mVertexAttrib0Vector[2] = ptr[2];
mVertexAttrib0Vector[3] = ptr[3];
if (gl->IsGLES2())
gl->fVertexAttrib4fv(idx, ptr);
}
}
void
WebGLContext::UseProgram(WebGLProgram *prog)
{
@ -3959,7 +3670,8 @@ WebGLContext::UseProgram(WebGLProgram *prog)
return;
MakeContextCurrent();
InvalidateCachedMinInUseAttribArrayLength();
InvalidateBufferFetching();
WebGLuint progname = prog ? prog->GLName() : 0;
@ -4604,85 +4316,6 @@ WebGLContext::ShaderSource(WebGLShader *shader, const nsAString& source)
shader->SetNeedsTranslation();
}
void
WebGLContext::VertexAttribPointer(WebGLuint index, WebGLint size, WebGLenum type,
WebGLboolean normalized, WebGLsizei stride,
WebGLintptr byteOffset)
{
if (!IsContextStable())
return;
if (mBoundArrayBuffer == nullptr)
return ErrorInvalidOperation("vertexAttribPointer: must have valid GL_ARRAY_BUFFER binding");
WebGLsizei requiredAlignment = 1;
switch (type) {
case LOCAL_GL_BYTE:
case LOCAL_GL_UNSIGNED_BYTE:
requiredAlignment = 1;
break;
case LOCAL_GL_SHORT:
case LOCAL_GL_UNSIGNED_SHORT:
requiredAlignment = 2;
break;
// XXX case LOCAL_GL_FIXED:
case LOCAL_GL_FLOAT:
requiredAlignment = 4;
break;
default:
return ErrorInvalidEnumInfo("vertexAttribPointer: type", type);
}
// requiredAlignment should always be a power of two.
WebGLsizei requiredAlignmentMask = requiredAlignment - 1;
if ( !mBoundVertexArray->EnsureAttribIndex(index, "vertexAttribPointer") ) {
return;
}
if (size < 1 || size > 4)
return ErrorInvalidValue("vertexAttribPointer: invalid element size");
if (stride < 0 || stride > 255) // see WebGL spec section 6.6 "Vertex Attribute Data Stride"
return ErrorInvalidValue("vertexAttribPointer: negative or too large stride");
if (byteOffset < 0)
return ErrorInvalidValue("vertexAttribPointer: negative offset");
if (stride & requiredAlignmentMask) {
return ErrorInvalidOperation("vertexAttribPointer: stride doesn't satisfy the alignment "
"requirement of given type");
}
if (byteOffset & requiredAlignmentMask) {
return ErrorInvalidOperation("vertexAttribPointer: byteOffset doesn't satisfy the alignment "
"requirement of given type");
}
InvalidateCachedMinInUseAttribArrayLength();
/* XXX make work with bufferSubData & heterogeneous types
if (type != mBoundArrayBuffer->GLType())
return ErrorInvalidOperation("vertexAttribPointer: type must match bound VBO type: %d != %d", type, mBoundArrayBuffer->GLType());
*/
WebGLVertexAttribData &vd = mBoundVertexArray->mAttribBuffers[index];
vd.buf = mBoundArrayBuffer;
vd.stride = stride;
vd.size = size;
vd.byteOffset = byteOffset;
vd.type = type;
vd.normalized = normalized;
MakeContextCurrent();
gl->fVertexAttribPointer(index, size, type, normalized,
stride,
reinterpret_cast<void*>(byteOffset));
}
GLenum WebGLContext::CheckedTexImage2D(GLenum target,
GLint level,
GLenum internalFormat,

86
content/canvas/src/WebGLContextValidate.cpp
View File

@ -89,87 +89,6 @@ WebGLProgram::UpdateInfo()
return true;
}
/*
* Verify that state is consistent for drawing, and compute max number of elements (maxAllowedCount)
* that will be legal to be read from bound VBOs.
*/
bool
WebGLContext::ValidateBuffers(uint32_t *maxAllowedCount, const char *info)
{
#ifdef DEBUG
GLint currentProgram = 0;
MakeContextCurrent();
gl->fGetIntegerv(LOCAL_GL_CURRENT_PROGRAM, &currentProgram);
NS_ASSERTION(GLuint(currentProgram) == mCurrentProgram->GLName(),
"WebGL: current program doesn't agree with GL state");
if (GLuint(currentProgram) != mCurrentProgram->GLName())
return false;
#endif
if (mMinInUseAttribArrayLengthCached) {
*maxAllowedCount = mMinInUseAttribArrayLength;
return true;
}
uint32_t maxAllowed = UINT32_MAX;
uint32_t attribs = mBoundVertexArray->mAttribBuffers.Length();
for (uint32_t i = 0; i < attribs; ++i) {
const WebGLVertexAttribData& vd = mBoundVertexArray->mAttribBuffers[i];
// If the attrib array isn't enabled, there's nothing to check;
// it's a static value.
if (!vd.enabled)
continue;
if (vd.buf == nullptr) {
ErrorInvalidOperation("%s: no VBO bound to enabled vertex attrib index %d!", info, i);
return false;
}
// If the attrib is not in use, then we don't have to validate
// it, just need to make sure that the binding is non-null.
if (!mCurrentProgram->IsAttribInUse(i))
continue;
// the base offset
CheckedUint32 checked_byteLength
= CheckedUint32(vd.buf->ByteLength()) - vd.byteOffset;
CheckedUint32 checked_sizeOfLastElement
= CheckedUint32(vd.componentSize()) * vd.size;
if (!checked_byteLength.isValid() ||
!checked_sizeOfLastElement.isValid())
{
ErrorInvalidOperation("%s: integer overflow occured while checking vertex attrib %d", info, i);
return false;
}
if (checked_byteLength.value() < checked_sizeOfLastElement.value()) {
maxAllowed = 0;
break;
} else {
CheckedUint32 checked_maxAllowedCount
= ((checked_byteLength - checked_sizeOfLastElement) / vd.actualStride()) + 1;
if (!checked_maxAllowedCount.isValid()) {
ErrorInvalidOperation("%s: integer overflow occured while checking vertex attrib %d", info, i);
return false;
}
if (maxAllowed > checked_maxAllowedCount.value())
maxAllowed = checked_maxAllowedCount.value();
}
}
*maxAllowedCount = maxAllowed;
mMinInUseAttribArrayLengthCached = true;
mMinInUseAttribArrayLength = *maxAllowedCount;
return true;
}
bool WebGLContext::ValidateCapabilityEnum(WebGLenum cap, const char *info)
{
switch (cap) {
@ -1078,9 +997,12 @@ WebGLContext::InitAndValidateGL()
!IsExtensionSupported(WEBGL_draw_buffers) ||
!gl->IsExtensionSupported(gl::GLContext::EXT_gpu_shader4) ||
!gl->IsExtensionSupported(gl::GLContext::EXT_blend_minmax) ||
!gl->IsExtensionSupported(gl::GLContext::XXX_draw_instanced)
!gl->IsExtensionSupported(gl::GLContext::XXX_draw_instanced) ||
!gl->IsExtensionSupported(gl::GLContext::XXX_instanced_arrays) ||
(gl->IsGLES2() && !gl->IsExtensionSupported(gl::GLContext::EXT_occlusion_query_boolean))
))
{
// Todo: Bug 898404: Only allow WebGL2 on GL>=3.0 on desktop GL.
return false;
}

2
content/canvas/src/WebGLContextVertexArray.cpp
View File

@ -30,7 +30,7 @@ WebGLContext::BindVertexArray(WebGLVertexArray *array)
return;
}
InvalidateCachedMinInUseAttribArrayLength();
InvalidateBufferFetching();
MakeContextCurrent();

520
content/canvas/src/WebGLContextVertices.cpp
View File

@ -10,12 +10,417 @@
#include "WebGLTexture.h"
#include "WebGLRenderbuffer.h"
#include "WebGLFramebuffer.h"
#include "WebGLUniformInfo.h"
#include "WebGLShader.h"
#include "WebGLProgram.h"
using namespace mozilla;
using namespace dom;
// For a Tegra workaround.
static const int MAX_DRAW_CALLS_SINCE_FLUSH = 100;
void
WebGLContext::VertexAttrib1f(WebGLuint index, WebGLfloat x0)
{
if (!IsContextStable())
return;
MakeContextCurrent();
if (index) {
gl->fVertexAttrib1f(index, x0);
} else {
mVertexAttrib0Vector[0] = x0;
mVertexAttrib0Vector[1] = 0;
mVertexAttrib0Vector[2] = 0;
mVertexAttrib0Vector[3] = 1;
if (gl->IsGLES2())
gl->fVertexAttrib1f(index, x0);
}
}
void
WebGLContext::VertexAttrib2f(WebGLuint index, WebGLfloat x0, WebGLfloat x1)
{
if (!IsContextStable())
return;
MakeContextCurrent();
if (index) {
gl->fVertexAttrib2f(index, x0, x1);
} else {
mVertexAttrib0Vector[0] = x0;
mVertexAttrib0Vector[1] = x1;
mVertexAttrib0Vector[2] = 0;
mVertexAttrib0Vector[3] = 1;
if (gl->IsGLES2())
gl->fVertexAttrib2f(index, x0, x1);
}
}
void
WebGLContext::VertexAttrib3f(WebGLuint index, WebGLfloat x0, WebGLfloat x1, WebGLfloat x2)
{
if (!IsContextStable())
return;
MakeContextCurrent();
if (index) {
gl->fVertexAttrib3f(index, x0, x1, x2);
} else {
mVertexAttrib0Vector[0] = x0;
mVertexAttrib0Vector[1] = x1;
mVertexAttrib0Vector[2] = x2;
mVertexAttrib0Vector[3] = 1;
if (gl->IsGLES2())
gl->fVertexAttrib3f(index, x0, x1, x2);
}
}
void
WebGLContext::VertexAttrib4f(WebGLuint index, WebGLfloat x0, WebGLfloat x1,
WebGLfloat x2, WebGLfloat x3)
{
if (!IsContextStable())
return;
MakeContextCurrent();
if (index) {
gl->fVertexAttrib4f(index, x0, x1, x2, x3);
} else {
mVertexAttrib0Vector[0] = x0;
mVertexAttrib0Vector[1] = x1;
mVertexAttrib0Vector[2] = x2;
mVertexAttrib0Vector[3] = x3;
if (gl->IsGLES2())
gl->fVertexAttrib4f(index, x0, x1, x2, x3);
}
}
void
WebGLContext::VertexAttrib1fv_base(WebGLuint idx, uint32_t arrayLength,
const WebGLfloat* ptr)
{
if (!ValidateAttribArraySetter("VertexAttrib1fv", 1, arrayLength))
return;
MakeContextCurrent();
if (idx) {
gl->fVertexAttrib1fv(idx, ptr);
} else {
mVertexAttrib0Vector[0] = ptr[0];
mVertexAttrib0Vector[1] = WebGLfloat(0);
mVertexAttrib0Vector[2] = WebGLfloat(0);
mVertexAttrib0Vector[3] = WebGLfloat(1);
if (gl->IsGLES2())
gl->fVertexAttrib1fv(idx, ptr);
}
}
void
WebGLContext::VertexAttrib2fv_base(WebGLuint idx, uint32_t arrayLength,
const WebGLfloat* ptr)
{
if (!ValidateAttribArraySetter("VertexAttrib2fv", 2, arrayLength))
return;
MakeContextCurrent();
if (idx) {
gl->fVertexAttrib2fv(idx, ptr);
} else {
mVertexAttrib0Vector[0] = ptr[0];
mVertexAttrib0Vector[1] = ptr[1];
mVertexAttrib0Vector[2] = WebGLfloat(0);
mVertexAttrib0Vector[3] = WebGLfloat(1);
if (gl->IsGLES2())
gl->fVertexAttrib2fv(idx, ptr);
}
}
void
WebGLContext::VertexAttrib3fv_base(WebGLuint idx, uint32_t arrayLength,
const WebGLfloat* ptr)
{
if (!ValidateAttribArraySetter("VertexAttrib3fv", 3, arrayLength))
return;
MakeContextCurrent();
if (idx) {
gl->fVertexAttrib3fv(idx, ptr);
} else {
mVertexAttrib0Vector[0] = ptr[0];
mVertexAttrib0Vector[1] = ptr[1];
mVertexAttrib0Vector[2] = ptr[2];
mVertexAttrib0Vector[3] = WebGLfloat(1);
if (gl->IsGLES2())
gl->fVertexAttrib3fv(idx, ptr);
}
}
void
WebGLContext::VertexAttrib4fv_base(WebGLuint idx, uint32_t arrayLength,
const WebGLfloat* ptr)
{
if (!ValidateAttribArraySetter("VertexAttrib4fv", 4, arrayLength))
return;
MakeContextCurrent();
if (idx) {
gl->fVertexAttrib4fv(idx, ptr);
} else {
mVertexAttrib0Vector[0] = ptr[0];
mVertexAttrib0Vector[1] = ptr[1];
mVertexAttrib0Vector[2] = ptr[2];
mVertexAttrib0Vector[3] = ptr[3];
if (gl->IsGLES2())
gl->fVertexAttrib4fv(idx, ptr);
}
}
void
WebGLContext::EnableVertexAttribArray(WebGLuint index)
{
if (!IsContextStable())
return;
if (!ValidateAttribIndex(index, "enableVertexAttribArray"))
return;
MakeContextCurrent();
InvalidateBufferFetching();
gl->fEnableVertexAttribArray(index);
mBoundVertexArray->mAttribBuffers[index].enabled = true;
}
void
WebGLContext::DisableVertexAttribArray(WebGLuint index)
{
if (!IsContextStable())
return;
if (!ValidateAttribIndex(index, "disableVertexAttribArray"))
return;
MakeContextCurrent();
InvalidateBufferFetching();
if (index || gl->IsGLES2())
gl->fDisableVertexAttribArray(index);
mBoundVertexArray->mAttribBuffers[index].enabled = false;
}
JS::Value
WebGLContext::GetVertexAttrib(JSContext* cx, WebGLuint index, WebGLenum pname,
ErrorResult& rv)
{
if (!IsContextStable())
return JS::NullValue();
if (!mBoundVertexArray->EnsureAttribIndex(index, "getVertexAttrib"))
return JS::NullValue();
MakeContextCurrent();
switch (pname) {
case LOCAL_GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING:
{
return WebGLObjectAsJSValue(cx, mBoundVertexArray->mAttribBuffers[index].buf.get(), rv);
}
case LOCAL_GL_VERTEX_ATTRIB_ARRAY_STRIDE:
{
return JS::Int32Value(mBoundVertexArray->mAttribBuffers[index].stride);
}
case LOCAL_GL_VERTEX_ATTRIB_ARRAY_SIZE:
{
if (!ValidateAttribIndex(index, "getVertexAttrib"))
return JS::NullValue();
if (!mBoundVertexArray->mAttribBuffers[index].enabled)
return JS::Int32Value(4);
// Don't break; fall through.
}
case LOCAL_GL_VERTEX_ATTRIB_ARRAY_TYPE:
{
GLint i = 0;
gl->fGetVertexAttribiv(index, pname, &i);
if (pname == LOCAL_GL_VERTEX_ATTRIB_ARRAY_SIZE)
return JS::Int32Value(i);
MOZ_ASSERT(pname == LOCAL_GL_VERTEX_ATTRIB_ARRAY_TYPE);
return JS::NumberValue(uint32_t(i));
}
case LOCAL_GL_VERTEX_ATTRIB_ARRAY_DIVISOR:
{
if (IsWebGL2())
{
return JS::Int32Value(mBoundVertexArray->mAttribBuffers[index].divisor);
}
break;
}
case LOCAL_GL_CURRENT_VERTEX_ATTRIB:
{
WebGLfloat vec[4] = {0, 0, 0, 1};
if (index) {
gl->fGetVertexAttribfv(index, LOCAL_GL_CURRENT_VERTEX_ATTRIB, &vec[0]);
} else {
vec[0] = mVertexAttrib0Vector[0];
vec[1] = mVertexAttrib0Vector[1];
vec[2] = mVertexAttrib0Vector[2];
vec[3] = mVertexAttrib0Vector[3];
}
JSObject* obj = Float32Array::Create(cx, this, 4, vec);
if (!obj) {
rv.Throw(NS_ERROR_OUT_OF_MEMORY);
}
return JS::ObjectOrNullValue(obj);
}
case LOCAL_GL_VERTEX_ATTRIB_ARRAY_ENABLED:
{
return JS::BooleanValue(mBoundVertexArray->mAttribBuffers[index].enabled);
}
case LOCAL_GL_VERTEX_ATTRIB_ARRAY_NORMALIZED:
{
return JS::BooleanValue(mBoundVertexArray->mAttribBuffers[index].normalized);
}
default:
break;
}
ErrorInvalidEnumInfo("getVertexAttrib: parameter", pname);
return JS::NullValue();
}
WebGLsizeiptr
WebGLContext::GetVertexAttribOffset(WebGLuint index, WebGLenum pname)
{
if (!IsContextStable())
return 0;
if (!ValidateAttribIndex(index, "getVertexAttribOffset"))
return 0;
if (pname != LOCAL_GL_VERTEX_ATTRIB_ARRAY_POINTER) {
ErrorInvalidEnum("getVertexAttribOffset: bad parameter");
return 0;
}
return mBoundVertexArray->mAttribBuffers[index].byteOffset;
}
void
WebGLContext::VertexAttribPointer(WebGLuint index, WebGLint size, WebGLenum type,
WebGLboolean normalized, WebGLsizei stride,
WebGLintptr byteOffset)
{
if (!IsContextStable())
return;
if (mBoundArrayBuffer == nullptr)
return ErrorInvalidOperation("vertexAttribPointer: must have valid GL_ARRAY_BUFFER binding");
WebGLsizei requiredAlignment = 1;
switch (type) {
case LOCAL_GL_BYTE:
case LOCAL_GL_UNSIGNED_BYTE:
requiredAlignment = 1;
break;
case LOCAL_GL_SHORT:
case LOCAL_GL_UNSIGNED_SHORT:
requiredAlignment = 2;
break;
// XXX case LOCAL_GL_FIXED:
case LOCAL_GL_FLOAT:
requiredAlignment = 4;
break;
default:
return ErrorInvalidEnumInfo("vertexAttribPointer: type", type);
}
// requiredAlignment should always be a power of two.
WebGLsizei requiredAlignmentMask = requiredAlignment - 1;
if ( !mBoundVertexArray->EnsureAttribIndex(index, "vertexAttribPointer") ) {
return;
}
if (size < 1 || size > 4)
return ErrorInvalidValue("vertexAttribPointer: invalid element size");
if (stride < 0 || stride > 255) // see WebGL spec section 6.6 "Vertex Attribute Data Stride"
return ErrorInvalidValue("vertexAttribPointer: negative or too large stride");
if (byteOffset < 0)
return ErrorInvalidValue("vertexAttribPointer: negative offset");
if (stride & requiredAlignmentMask) {
return ErrorInvalidOperation("vertexAttribPointer: stride doesn't satisfy the alignment "
"requirement of given type");
}
if (byteOffset & requiredAlignmentMask) {
return ErrorInvalidOperation("vertexAttribPointer: byteOffset doesn't satisfy the alignment "
"requirement of given type");
}
InvalidateBufferFetching();
/* XXX make work with bufferSubData & heterogeneous types
if (type != mBoundArrayBuffer->GLType())
return ErrorInvalidOperation("vertexAttribPointer: type must match bound VBO type: %d != %d", type, mBoundArrayBuffer->GLType());
*/
WebGLVertexAttribData &vd = mBoundVertexArray->mAttribBuffers[index];
vd.buf = mBoundArrayBuffer;
vd.stride = stride;
vd.size = size;
vd.byteOffset = byteOffset;
vd.type = type;
vd.normalized = normalized;
MakeContextCurrent();
gl->fVertexAttribPointer(index, size, type, normalized,
stride,
reinterpret_cast<void*>(byteOffset));
}
void
WebGLContext::VertexAttribDivisor(WebGLuint index, WebGLuint divisor)
{
if (!IsContextStable())
return;
if ( !mBoundVertexArray->EnsureAttribIndex(index, "vertexAttribDivisor") ) {
return;
}
WebGLVertexAttribData& vd = mBoundVertexArray->mAttribBuffers[index];
vd.divisor = divisor;
InvalidateBufferFetching();
MakeContextCurrent();
gl->fVertexAttribDivisor(index, divisor);
}
bool WebGLContext::DrawArrays_check(WebGLint first, WebGLsizei count, WebGLsizei primcount, const char* info)
{
@ -24,6 +429,11 @@ bool WebGLContext::DrawArrays_check(WebGLint first, WebGLsizei count, WebGLsizei
return false;
}
if (primcount < 0) {
ErrorInvalidValue("%s: negative primcount", info);
return false;
}
if (!ValidateStencilParamsForDrawCall()) {
return false;
}
@ -39,8 +449,7 @@ bool WebGLContext::DrawArrays_check(WebGLint first, WebGLsizei count, WebGLsizei
return false;
}
uint32_t maxAllowedCount = 0;
if (!ValidateBuffers(&maxAllowedCount, info)) {
if (!ValidateBufferFetching(info)) {
return false;
}
@ -51,11 +460,16 @@ bool WebGLContext::DrawArrays_check(WebGLint first, WebGLsizei count, WebGLsizei
return false;
}
if (uint32_t(checked_firstPlusCount.value()) > maxAllowedCount) {
if (uint32_t(checked_firstPlusCount.value()) > mMaxFetchedVertices) {
ErrorInvalidOperation("%s: bound vertex attribute buffers do not have sufficient size for given first and count", info);
return false;
}
if (uint32_t(primcount) > mMaxFetchedInstances) {
ErrorInvalidOperation("%s: bound instance attribute buffers do not have sufficient size for given primcount", info);
return false;
}
MakeContextCurrent();
if (mBoundFramebuffer) {
@ -117,6 +531,11 @@ WebGLContext::DrawElements_check(WebGLsizei count, WebGLenum type, WebGLintptr b
return false;
}
if (primcount < 0) {
ErrorInvalidValue("%s: negative primcount", info);
return false;
}
if (!ValidateStencilParamsForDrawCall()) {
return false;
}
@ -188,12 +607,11 @@ WebGLContext::DrawElements_check(WebGLsizei count, WebGLenum type, WebGLintptr b
return false;
}
uint32_t maxAllowedCount = 0;
if (!ValidateBuffers(&maxAllowedCount, info))
if (!ValidateBufferFetching(info))
return false;
if (!maxAllowedCount ||
!mBoundVertexArray->mBoundElementArrayBuffer->Validate(type, maxAllowedCount - 1, first, count))
if (!mMaxFetchedVertices ||
!mBoundVertexArray->mBoundElementArrayBuffer->Validate(type, mMaxFetchedVertices - 1, first, count))
{
ErrorInvalidOperation(
"%s: bound vertex attribute buffers do not have sufficient "
@ -201,6 +619,11 @@ WebGLContext::DrawElements_check(WebGLsizei count, WebGLenum type, WebGLintptr b
return false;
}
if (uint32_t(primcount) > mMaxFetchedInstances) {
ErrorInvalidOperation("%s: bound instance attribute buffers do not have sufficient size for given primcount", info);
return false;
}
MakeContextCurrent();
if (mBoundFramebuffer) {
@ -210,7 +633,7 @@ WebGLContext::DrawElements_check(WebGLsizei count, WebGLenum type, WebGLintptr b
}
}
if (!DoFakeVertexAttrib0(maxAllowedCount)) {
if (!DoFakeVertexAttrib0(mMaxFetchedVertices)) {
return false;
}
BindFakeBlackTextures();
@ -247,7 +670,7 @@ WebGLContext::DrawElementsInstanced(WebGLenum mode, WebGLsizei count, WebGLenum
if (!ValidateDrawModeEnum(mode, "drawElementsInstanced: mode"))
return;
if (!DrawElements_check(count, type, byteOffset, 1, "drawElementsInstanced"))
if (!DrawElements_check(count, type, byteOffset, primcount, "drawElementsInstanced"))
return;
SetupContextLossTimer();
@ -279,3 +702,82 @@ void WebGLContext::Draw_cleanup()
}
}
/*
* Verify that state is consistent for drawing, and compute max number of elements (maxAllowedCount)
* that will be legal to be read from bound VBOs.
*/
bool
WebGLContext::ValidateBufferFetching(const char *info)
{
#ifdef DEBUG
GLint currentProgram = 0;
MakeContextCurrent();
gl->fGetIntegerv(LOCAL_GL_CURRENT_PROGRAM, &currentProgram);
MOZ_ASSERT(GLuint(currentProgram) == mCurrentProgram->GLName(),
"WebGL: current program doesn't agree with GL state");
#endif
if (mBufferFetchingIsVerified) {
return true;
}
uint32_t maxVertices = UINT32_MAX;
uint32_t maxInstances = UINT32_MAX;
uint32_t attribs = mBoundVertexArray->mAttribBuffers.Length();
for (uint32_t i = 0; i < attribs; ++i) {
const WebGLVertexAttribData& vd = mBoundVertexArray->mAttribBuffers[i];
// If the attrib array isn't enabled, there's nothing to check;
// it's a static value.
if (!vd.enabled)
continue;
if (vd.buf == nullptr) {
ErrorInvalidOperation("%s: no VBO bound to enabled vertex attrib index %d!", info, i);
return false;
}
// If the attrib is not in use, then we don't have to validate
// it, just need to make sure that the binding is non-null.
if (!mCurrentProgram->IsAttribInUse(i))
continue;
// the base offset
CheckedUint32 checked_byteLength = CheckedUint32(vd.buf->ByteLength()) - vd.byteOffset;
CheckedUint32 checked_sizeOfLastElement = CheckedUint32(vd.componentSize()) * vd.size;
if (!checked_byteLength.isValid() ||
!checked_sizeOfLastElement.isValid())
{
ErrorInvalidOperation("%s: integer overflow occured while checking vertex attrib %d", info, i);
return false;
}
if (checked_byteLength.value() < checked_sizeOfLastElement.value()) {
maxVertices = 0;
maxInstances = 0;
break;
}
CheckedUint32 checked_maxAllowedCount = ((checked_byteLength - checked_sizeOfLastElement) / vd.actualStride()) + 1;
if (!checked_maxAllowedCount.isValid()) {
ErrorInvalidOperation("%s: integer overflow occured while checking vertex attrib %d", info, i);
return false;
}
if (vd.divisor == 0)
maxVertices = std::min(maxVertices, checked_maxAllowedCount.value());
else
maxInstances = std::min(maxInstances, checked_maxAllowedCount.value() / vd.divisor);
}
mBufferFetchingIsVerified = true;
mMaxFetchedVertices = maxVertices;
mMaxFetchedInstances = maxInstances;
return true;
}

45
content/canvas/src/WebGLQuery.cpp Normal file
View File

@ -0,0 +1,45 @@
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "WebGLContext.h"
#include "WebGLQuery.h"
#include "mozilla/dom/WebGL2RenderingContextBinding.h"
#include "nsContentUtils.h"
using namespace mozilla;
JSObject*
WebGLQuery::WrapObject(JSContext *cx, JS::Handle<JSObject*> scope) {
return dom::WebGLQueryBinding::Wrap(cx, scope, this);
}
WebGLQuery::WebGLQuery(WebGLContext* context)
: WebGLContextBoundObject(context)
, mGLName(0)
, mType(0)
{
SetIsDOMBinding();
mContext->mQueries.insertBack(this);
mContext->MakeContextCurrent();
mContext->gl->fGenQueries(1, &mGLName);
}
void WebGLQuery::Delete() {
mContext->MakeContextCurrent();
mContext->gl->fDeleteQueries(1, &mGLName);
LinkedListElement<WebGLQuery>::removeFrom(mContext->mQueries);
}
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_0(WebGLQuery)
NS_IMPL_CYCLE_COLLECTING_ADDREF(WebGLQuery)
NS_IMPL_CYCLE_COLLECTING_RELEASE(WebGLQuery)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(WebGLQuery)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_END

89
content/canvas/src/WebGLQuery.h Normal file
View File

@ -0,0 +1,89 @@
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef WEBGLQUERY_H_
#define WEBGLQUERY_H_
#include "WebGLObjectModel.h"
#include "WebGLContext.h"
#include "nsWrapperCache.h"
#include "mozilla/LinkedList.h"
namespace mozilla {
class WebGLQuery MOZ_FINAL
: public nsISupports
, public WebGLRefCountedObject<WebGLQuery>
, public LinkedListElement<WebGLQuery>
, public WebGLContextBoundObject
, public nsWrapperCache
{
// -----------------------------------------------------------------------------
// PUBLIC
public:
// -------------------------------------------------------------------------
// CONSTRUCTOR & DESTRUCTOR
WebGLQuery(WebGLContext *context);
~WebGLQuery() {
DeleteOnce();
};
// -------------------------------------------------------------------------
// MEMBER FUNCTIONS
bool IsActive() const
{
return mContext->GetActiveQueryByTarget(mType) == this;
}
bool HasEverBeenActive()
{
return mType != 0;
}
// -------------------------------------------------------------------------
// IMPLEMENT WebGLRefCountedObject and WebGLContextBoundObject
void Delete();
WebGLContext* GetParentObject() const
{
return Context();
}
// -------------------------------------------------------------------------
// IMPLEMENT NS
virtual JSObject* WrapObject(JSContext *cx,
JS::Handle<JSObject*> scope) MOZ_OVERRIDE;
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(WebGLQuery)
// -----------------------------------------------------------------------------
// PRIVATE
private:
// -------------------------------------------------------------------------
// MEMBERS
WebGLuint mGLName;
WebGLenum mType;
// -------------------------------------------------------------------------
// FRIENDSHIPS
friend class WebGLContext;
};
} // namespace mozilla
#endif

40
content/canvas/src/WebGLVertexArray.h
View File

@ -23,39 +23,63 @@ class WebGLVertexArray MOZ_FINAL
, public WebGLContextBoundObject
, public nsWrapperCache
{
// -----------------------------------------------------------------------------
// PUBLIC
public:
// -------------------------------------------------------------------------
// CONSTRUCTOR & DESTRUCTOR
WebGLVertexArray(WebGLContext *context);
~WebGLVertexArray() {
DeleteOnce();
};
void Delete();
bool HasEverBeenBound() { return mHasEverBeenBound; }
void SetHasEverBeenBound(bool x) { mHasEverBeenBound = x; }
WebGLuint GLName() const { return mGLName; }
// -------------------------------------------------------------------------
// IMPLMENET PARENT CLASSES
void Delete();
WebGLContext* GetParentObject() const {
return Context();
}
bool EnsureAttribIndex(WebGLuint index, const char *info);
virtual JSObject* WrapObject(JSContext *cx,
JS::Handle<JSObject*> scope) MOZ_OVERRIDE;
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(WebGLVertexArray)
// -------------------------------------------------------------------------
// MEMBER FUNCTIONS
bool HasEverBeenBound() { return mHasEverBeenBound; }
void SetHasEverBeenBound(bool x) { mHasEverBeenBound = x; }
WebGLuint GLName() const { return mGLName; }
bool EnsureAttribIndex(WebGLuint index, const char *info);
// -----------------------------------------------------------------------------
// PRIVATE
private:
// -------------------------------------------------------------------------
// MEMBERS
WebGLuint mGLName;
bool mHasEverBeenBound;
nsTArray<WebGLVertexAttribData> mAttribBuffers;
WebGLRefPtr<WebGLBuffer> mBoundElementArrayBuffer;
// -------------------------------------------------------------------------
// FRIENDSHIPS
friend class WebGLContext;
friend class WebGLExtensionVertexArray;
};
} // namespace mozilla

11
content/canvas/src/WebGLVertexAttribData.h
View File

@ -13,13 +13,20 @@ class WebGLBuffer;
struct WebGLVertexAttribData {
// note that these initial values are what GL initializes vertex attribs to
WebGLVertexAttribData()
: buf(0), stride(0), size(4), byteOffset(0),
type(LOCAL_GL_FLOAT), enabled(false), normalized(false)
: buf(0)
, stride(0)
, size(4)
, divisor(0) // OpenGL ES 3.0 specs paragraphe 6.2 p240
, byteOffset(0)
, type(LOCAL_GL_FLOAT)
, enabled(false)
, normalized(false)
{ }
WebGLRefPtr<WebGLBuffer> buf;
WebGLuint stride;
WebGLuint size;
WebGLuint divisor;
GLuint byteOffset;
GLenum type;
bool enabled;

2
content/canvas/src/moz.build
View File

@ -31,6 +31,7 @@ if CONFIG['MOZ_WEBGL']:
'WebGL1Context.cpp',
'WebGL2Context.cpp',
'WebGLContext.cpp',
'WebGLContextAsyncQueries.cpp',
'WebGLContextGL.cpp',
'WebGLContextUtils.cpp',
'WebGLContextReporter.cpp',
@ -56,6 +57,7 @@ if CONFIG['MOZ_WEBGL']:
'WebGLFramebuffer.cpp',
'WebGLObjectModel.cpp',
'WebGLProgram.cpp',
'WebGLQuery.cpp',
'WebGLRenderbuffer.cpp',
'WebGLShader.cpp',
'WebGLShaderPrecisionFormat.cpp',

6
content/html/content/public/HTMLMediaElement.h
View File

@ -909,6 +909,9 @@ protected:
nsMediaNetworkState mNetworkState;
nsMediaReadyState mReadyState;
// Last value passed from codec or stream source to UpdateReadyStateForData.
NextFrameStatus mLastNextFrameStatus;
enum LoadAlgorithmState {
// No load algorithm instance is waiting for a source to be added to the
// media in order to continue loading.
@ -1121,6 +1124,9 @@ protected:
// True if the media has an audio track
bool mHasAudio;
// True if the media has a video track
bool mHasVideo;
// True if the media's channel's download has been suspended.
bool mDownloadSuspendedByCache;

27
content/html/content/src/HTMLIFrameElement.cpp
View File

@ -222,23 +222,18 @@ HTMLIFrameElement::AfterSetAttr(int32_t aNameSpaceID, nsIAtom* aName,
bool aNotify)
{
if (aName == nsGkAtoms::sandbox && aNameSpaceID == kNameSpaceID_None) {
// Parse the new value of the sandbox attribute, and if we have a docshell
// set its sandbox flags appropriately.
// If we have an nsFrameLoader, parse the new value of the sandbox
// attribute and apply the new sandbox flags.
if (mFrameLoader) {
nsCOMPtr<nsIDocShell> docshell = mFrameLoader->GetExistingDocShell();
if (docshell) {
uint32_t newFlags = 0;
// If a nullptr aValue is passed in, we want to clear the sandbox flags
// which we will do by setting them to 0.
if (aValue) {
nsAutoString strValue;
aValue->ToString(strValue);
newFlags = nsContentUtils::ParseSandboxAttributeToFlags(
strValue);
}
docshell->SetSandboxFlags(newFlags);
}
// If a nullptr aValue is passed in, we want to clear the sandbox flags
// which we will do by setting them to 0.
uint32_t newFlags = 0;
if (aValue) {
nsAutoString strValue;
aValue->ToString(strValue);
newFlags = nsContentUtils::ParseSandboxAttributeToFlags(strValue);
}
mFrameLoader->ApplySandboxFlags(newFlags);
}
}
return nsGenericHTMLElement::AfterSetAttr(aNameSpaceID, aName, aValue,

80
content/html/content/src/HTMLMediaElement.cpp
View File

@ -68,6 +68,8 @@
#include "nsHostObjectProtocolHandler.h"
#include "mozilla/dom/MediaSource.h"
#include "MediaMetadataManager.h"
#include "AudioStreamTrack.h"
#include "VideoStreamTrack.h"
#include "AudioChannelService.h"
@ -621,7 +623,10 @@ void HTMLMediaElement::AbortExistingLoads()
mHaveQueuedSelectResource = false;
mSuspendedForPreloadNone = false;
mDownloadSuspendedByCache = false;
mHasAudio = false;
mHasVideo = false;
mSourcePointer = nullptr;
mLastNextFrameStatus = NEXT_FRAME_UNINITIALIZED;
mChannels = 0;
mRate = 0;
@ -1906,6 +1911,7 @@ HTMLMediaElement::HTMLMediaElement(already_AddRefed<nsINodeInfo> aNodeInfo)
mCurrentLoadID(0),
mNetworkState(nsIDOMHTMLMediaElement::NETWORK_EMPTY),
mReadyState(nsIDOMHTMLMediaElement::HAVE_NOTHING),
mLastNextFrameStatus(NEXT_FRAME_UNINITIALIZED),
mLoadWaitStatus(NOT_WAITING),
mVolume(1.0),
mChannels(0),
@ -1946,6 +1952,7 @@ HTMLMediaElement::HTMLMediaElement(already_AddRefed<nsINodeInfo> aNodeInfo)
mMediaSecurityVerified(false),
mCORSMode(CORS_NONE),
mHasAudio(false),
mHasVideo(false),
mDownloadSuspendedByCache(false),
mAudioChannelType(AUDIO_CHANNEL_NORMAL),
mPlayingThroughTheAudioChannel(false)
@ -2514,12 +2521,21 @@ nsresult HTMLMediaElement::FinishDecoderSetup(MediaDecoder* aDecoder,
mPausedForInactiveDocumentOrChannel = false;
mEventDeliveryPaused = false;
mPendingEvents.Clear();
// Set mDecoder now so if methods like GetCurrentSrc get called between
// here and Load(), they work.
mDecoder = aDecoder;
// Tell aDecoder about its MediaResource now so things like principals are
// available immediately.
aDecoder->SetResource(aStream);
aDecoder->SetAudioChannelType(mAudioChannelType);
aDecoder->SetAudioCaptured(mAudioCaptured);
aDecoder->SetVolume(mMuted ? 0.0 : mVolume);
aDecoder->SetPreservesPitch(mPreservesPitch);
aDecoder->SetPlaybackRate(mPlaybackRate);
// Update decoder principal before we start decoding, since it
// can affect how we feed data to MediaStreams
NotifyDecoderPrincipalChanged();
for (uint32_t i = 0; i < mOutputStreams.Length(); ++i) {
OutputMediaStream* ms = &mOutputStreams[i];
@ -2527,8 +2543,9 @@ nsresult HTMLMediaElement::FinishDecoderSetup(MediaDecoder* aDecoder,
ms->mFinishWhenEnded);
}
nsresult rv = aDecoder->Load(aStream, aListener, aCloneDonor);
nsresult rv = aDecoder->Load(aListener, aCloneDonor);
if (NS_FAILED(rv)) {
mDecoder = nullptr;
LOG(PR_LOG_DEBUG, ("%p Failed to load for decoder %p", this, aDecoder));
return rv;
}
@ -2537,9 +2554,7 @@ nsresult HTMLMediaElement::FinishDecoderSetup(MediaDecoder* aDecoder,
// which owns the channel.
mChannel = nullptr;
mDecoder = aDecoder;
AddMediaElementToURITable();
NotifyDecoderPrincipalChanged();
// We may want to suspend the new stream now.
// This will also do an AddRemoveSelfReference.
@ -2685,6 +2700,19 @@ void HTMLMediaElement::SetupSrcMediaStreamPlayback(DOMMediaStream* aStream)
if (mPausedForInactiveDocumentOrChannel) {
GetSrcMediaStream()->ChangeExplicitBlockerCount(1);
}
nsAutoTArray<nsRefPtr<AudioStreamTrack>,1> audioTracks;
aStream->GetAudioTracks(audioTracks);
nsAutoTArray<nsRefPtr<VideoStreamTrack>,1> videoTracks;
aStream->GetVideoTracks(videoTracks);
// Clear aChannels, aRate and aTags, but set mHasAudio and mHasVideo
MetadataLoaded(0, 0,
!audioTracks.IsEmpty(), !videoTracks.IsEmpty(),
nullptr);
DispatchAsyncEvent(NS_LITERAL_STRING("suspend"));
mNetworkState = nsIDOMHTMLMediaElement::NETWORK_IDLE;
ChangeDelayLoadStatus(false);
GetSrcMediaStream()->AddAudioOutput(this);
GetSrcMediaStream()->SetAudioOutputVolume(this, float(mMuted ? 0.0 : mVolume));
@ -2692,11 +2720,7 @@ void HTMLMediaElement::SetupSrcMediaStreamPlayback(DOMMediaStream* aStream)
if (container) {
GetSrcMediaStream()->AddVideoOutput(container);
}
ChangeReadyState(nsIDOMHTMLMediaElement::HAVE_METADATA);
DispatchAsyncEvent(NS_LITERAL_STRING("durationchange"));
DispatchAsyncEvent(NS_LITERAL_STRING("loadedmetadata"));
DispatchAsyncEvent(NS_LITERAL_STRING("suspend"));
mNetworkState = nsIDOMHTMLMediaElement::NETWORK_IDLE;
AddRemoveSelfReference();
// FirstFrameLoaded(false) will be called when the stream has current data,
// to complete the setup by entering the HAVE_CURRENT_DATA state.
@ -2753,6 +2777,7 @@ void HTMLMediaElement::MetadataLoaded(int aChannels,
mChannels = aChannels;
mRate = aRate;
mHasAudio = aHasAudio;
mHasVideo = aHasVideo;
mTags = aTags;
ChangeReadyState(nsIDOMHTMLMediaElement::HAVE_METADATA);
DispatchAsyncEvent(NS_LITERAL_STRING("durationchange"));
@ -2772,10 +2797,8 @@ void HTMLMediaElement::MetadataLoaded(int aChannels,
void HTMLMediaElement::FirstFrameLoaded(bool aResourceFullyLoaded)
{
ChangeReadyState(aResourceFullyLoaded ?
nsIDOMHTMLMediaElement::HAVE_ENOUGH_DATA :
nsIDOMHTMLMediaElement::HAVE_CURRENT_DATA);
ChangeDelayLoadStatus(false);
UpdateReadyStateForData(NEXT_FRAME_UNAVAILABLE);
NS_ASSERTION(!mSuspendedAfterFirstFrame, "Should not have already suspended");
@ -2962,6 +2985,8 @@ bool HTMLMediaElement::ShouldCheckAllowOrigin()
void HTMLMediaElement::UpdateReadyStateForData(MediaDecoderOwner::NextFrameStatus aNextFrame)
{
mLastNextFrameStatus = aNextFrame;
if (mReadyState < nsIDOMHTMLMediaElement::HAVE_METADATA) {
// aNextFrame might have a next frame because the decoder can advance
// on its own thread before ResourceLoaded or MetadataLoaded gets
@ -2985,6 +3010,14 @@ void HTMLMediaElement::UpdateReadyStateForData(MediaDecoderOwner::NextFrameStatu
return;
}
if (mReadyState < nsIDOMHTMLMediaElement::HAVE_CURRENT_DATA && mHasVideo) {
VideoFrameContainer* container = GetVideoFrameContainer();
if (container && mMediaSize == nsIntSize(-1,-1)) {
// No frame has been set yet. Don't advance.
return;
}
}
if (aNextFrame != MediaDecoderOwner::NEXT_FRAME_AVAILABLE) {
ChangeReadyState(nsIDOMHTMLMediaElement::HAVE_CURRENT_DATA);
if (!mWaitingFired && aNextFrame == MediaDecoderOwner::NEXT_FRAME_UNAVAILABLE_BUFFERING) {
@ -3119,26 +3152,21 @@ void HTMLMediaElement::CheckAutoplayDataReady()
VideoFrameContainer* HTMLMediaElement::GetVideoFrameContainer()
{
// If we have loaded the metadata, and the size of the video is still
// (-1, -1), the media has no video. Don't go a create a video frame
// container.
if (mReadyState >= nsIDOMHTMLMediaElement::HAVE_METADATA &&
mMediaSize == nsIntSize(-1, -1)) {
return nullptr;
}
if (mVideoFrameContainer)
if (mVideoFrameContainer) {
return mVideoFrameContainer;
}
// If we have a print surface, this is just a static image so
// no image container is required
if (mPrintSurface)
if (mPrintSurface) {
return nullptr;
}
// Only video frames need an image container.
nsCOMPtr<nsIDOMHTMLVideoElement> video = do_QueryObject(this);
if (!video)
if (!video) {
return nullptr;
}
mVideoFrameContainer =
new VideoFrameContainer(this, LayerManager::CreateAsynchronousImageContainer());
@ -3253,9 +3281,14 @@ already_AddRefed<nsIPrincipal> HTMLMediaElement::GetCurrentPrincipal()
void HTMLMediaElement::NotifyDecoderPrincipalChanged()
{
nsRefPtr<nsIPrincipal> principal = GetCurrentPrincipal();
bool subsumes;
mDecoder->UpdateSameOriginStatus(
NS_SUCCEEDED(NodePrincipal()->Subsumes(principal, &subsumes)) && subsumes);
for (uint32_t i = 0; i < mOutputStreams.Length(); ++i) {
OutputMediaStream* ms = &mOutputStreams[i];
nsRefPtr<nsIPrincipal> principal = GetCurrentPrincipal();
ms->mStream->CombineWithPrincipal(principal);
}
}
@ -3263,6 +3296,7 @@ void HTMLMediaElement::NotifyDecoderPrincipalChanged()
void HTMLMediaElement::UpdateMediaSize(nsIntSize size)
{
mMediaSize = size;
UpdateReadyStateForData(mLastNextFrameStatus);
}
void HTMLMediaElement::SuspendOrResumeElement(bool aPauseElement, bool aSuspendEvents)

7
content/html/content/test/Makefile.in
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@ -288,6 +288,13 @@ MOCHITEST_FILES = \
file_iframe_sandbox_a_if10.html \
file_iframe_sandbox_a_if11.html \
file_iframe_sandbox_a_if12.html \
file_iframe_sandbox_a_if13.html \
file_iframe_sandbox_a_if14.html \
file_iframe_sandbox_a_if15.html \
file_iframe_sandbox_a_if16.html \
file_iframe_sandbox_a_if17.html \
file_iframe_sandbox_a_if18.html \
file_iframe_sandbox_a_if19.html \
test_iframe_sandbox_same_origin.html \
file_iframe_sandbox_b_if1.html \
file_iframe_sandbox_b_if2.html \

1
content/html/content/test/file_iframe_sandbox_a_if10.html
View File

@ -7,5 +7,6 @@
</head>
<frameset>
<frame src="file_iframe_sandbox_a_if11.html">
<frame src="file_iframe_sandbox_a_if16.html">
</frameset>
</html>

2
content/html/content/test/file_iframe_sandbox_a_if11.html
View File

@ -18,6 +18,6 @@
<frameset>
<frame onload='doStuff()' src="file_iframe_sandbox_a_if12.html">
</frameset>
I'm a &lt;frame&gt; inside an iframe which is sandboxed with 'allow-scripts'
I'm a &lt;frame&gt; inside an iframe which is sandboxed with 'allow-scripts allow-forms'
</html>

2
content/html/content/test/file_iframe_sandbox_a_if12.html
View File

@ -17,7 +17,7 @@ function doStuff() {
}
</script>
<body onload='doStuff()'>
I'm a &lt;frame&gt; inside a &lt;frame&gt; inside an iframe which is sandboxed with 'allow-scripts'
I'm a &lt;frame&gt; inside a &lt;frame&gt; inside an iframe which is sandboxed with 'allow-scripts allow-forms'
</body>
</html>

13
content/html/content/test/file_iframe_sandbox_a_if13.html Normal file
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@ -0,0 +1,13 @@
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>Test for Bug 886262</title>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<object data="file_iframe_sandbox_a_if14.html"></object>
</body>
</html>

34
content/html/content/test/file_iframe_sandbox_a_if14.html Normal file
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@ -0,0 +1,34 @@
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>Test for Bug 886262</title>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<script>
window.addEventListener("message", receiveMessage, false);
function receiveMessage(event)
{
window.parent.parent.postMessage({ok: event.data.ok, desc: "objects containing " + event.data.desc}, "*");
}
function doStuff() {
try {
window.parent.parent.ok_wrapper(false, "an object inside a sandboxed iframe should NOT be same origin with the iframe's parent");
}
catch (e) {
window.parent.parent.postMessage({ok: true, desc: "an object inside a sandboxed iframe is not same origin with the iframe's parent"}, "*");
}
}
</script>
<body onload='doStuff()'>
I'm a &lt;object&gt; inside an iframe which is sandboxed with 'allow-scripts allow-forms'
<object data="file_iframe_sandbox_a_if15.html"></object>
</body>
</html>

33
content/html/content/test/file_iframe_sandbox_a_if15.html Normal file
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@ -0,0 +1,33 @@
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>Test for Bug 886262</title>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<script>
function doStuff() {
try {
window.parent.parent.parent.ok_wrapper(false, "an object inside a frame or object inside a sandboxed iframe should NOT be same origin with the iframe's parent");
}
catch (e) {
window.parent.parent.parent.postMessage({ok: true, desc: "an object inside a frame or object inside a sandboxed iframe is not same origin with the iframe's parent"}, "*");
}
// Check that sandboxed forms browsing context flag NOT set by attempting to submit a form.
document.getElementById('a_form').submit();
}
</script>
<body onload='doStuff()'>
I'm a &lt;object&gt; inside a &lt;frame&gt; or &lt;object&gt; inside an iframe which is sandboxed with 'allow-scripts allow-forms'
<form method="get" action="file_iframe_sandbox_form_pass.html" id="a_form">
First name: <input type="text" name="firstname">
Last name: <input type="text" name="lastname">
<input type="submit" id="a_button">
</form>
</body>
</html>

25
content/html/content/test/file_iframe_sandbox_a_if16.html Normal file
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@ -0,0 +1,25 @@
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>Test for Bug 886262</title>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<script>
window.addEventListener("message", receiveMessage, false);
function receiveMessage(event)
{
window.parent.parent.postMessage({ok: event.data.ok, desc: "objects containing " + event.data.desc}, "*");
}
</script>
<body>
I'm a &lt;frame&gt; inside an iframe which is sandboxed with 'allow-scripts allow-forms'
<object data="file_iframe_sandbox_a_if15.html"></object>
</body>
</html>

27
content/html/content/test/file_iframe_sandbox_a_if17.html Normal file
View File

@ -0,0 +1,27 @@
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>Test for Bug 886262</title>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<script>
function doTest() {
var if_18_19 = document.getElementById('if_18_19');
if_18_19.sandbox = "allow-scripts allow-same-origin";
if_18_19.contentWindow.postMessage("go", "*");
}
</script>
<body onload="doTest()">
I am sandboxed but with "allow-scripts". I change the sandbox flags on if_18_19 to
"allow-scripts allow-same-origin" then get it to re-navigate itself to
file_iframe_sandbox_a_if18.html, which attemps to call a function in my parent.
This should fail since my sandbox flags should be copied to it when the sandbox
flags are changed.
<iframe sandbox="allow-scripts" id="if_18_19" src="file_iframe_sandbox_a_if19.html" height="10" width="10"></iframe>
</body>
</html>

26
content/html/content/test/file_iframe_sandbox_a_if18.html Normal file
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@ -0,0 +1,26 @@
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>Test for Bug 886262</title>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<script>
function doTest() {
try {
window.parent.parent.ok_wrapper(false, "an iframe in an iframe SHOULD copy its parent's sandbox flags when its sandbox flags are changed");
}
catch (e) {
window.parent.parent.postMessage({ok: true, desc: "an iframe in an iframe copies its parent's sandbox flags when its sandbox flags are changed"}, "*");
}
}
</script>
<body onload="doTest()">
I'm an iframe whose sandbox flags have been changed to include allow-same-origin.
I should not be able to call a function in my parent's parent because my parent's
iframe does not have allow-same-origin set.
</body>
</html>

21
content/html/content/test/file_iframe_sandbox_a_if19.html Normal file
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@ -0,0 +1,21 @@
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>Test for Bug 886262</title>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<script type="text/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
</head>
<script>
window.addEventListener("message", function(e){
window.open("file_iframe_sandbox_a_if18.html", "_self");
}, false);
</script>
<body>
I'm just here to navigate to file_iframe_sandbox_a_if18.html after my owning
iframe has had allow-same-origin added.
</body>
</html>

56
content/html/content/test/test_iframe_sandbox_inheritance.html
View File

@ -14,6 +14,9 @@ Implement HTML5 sandbox attribute for IFRAMEs - inheritance tests
/** Test for Bug 341604 - Implement HTML5 sandbox attribute for IFRAMEs **/
/** Inheritance Tests **/
// Assertion failure in docshell/shistory/src/nsSHEntry.cpp (currently line 625).
// Bug 901876 raised.
SimpleTest.expectAssertions(1);
SimpleTest.waitForExplicitFinish();
// A postMessage handler that is used by sandboxed iframes without
@ -39,8 +42,8 @@ function ok_wrapper(result, desc) {
passedTests++;
}
if (completedTests == 6) {
is(passedTests, 6, "there should be 6 passed inheritance tests");
if (completedTests == 13) {
is(passedTests, completedTests, "there should be " + completedTests + " passed inheritance tests");
SimpleTest.finish();
}
}
@ -102,6 +105,48 @@ function doTest() {
// 11) a <frame> inside a <frame> inside an <iframe> sandboxed with 'allow-scripts' should not be same
// origin with its parent frame or this document
// done by file_iframe_sandbox_a_if12.html which is contained with file_iframe_sandbox_a_if11.html
// passes if good, fails if bad
// 12) An <object> inside an <iframe> sandboxed with 'allow-scripts' should not be same
// origin with this document
// Done by file_iframe_sandbox_a_if14.html which is contained within file_iframe_sandbox_a_if13.html
// passes if good, fails if bad
// 13) An <object> inside an <object> inside an <iframe> sandboxed with 'allow-scripts' should not be same
// origin with its parent frame or this document
// Done by file_iframe_sandbox_a_if15.html which is contained within file_iframe_sandbox_a_if14.html
// passes if good, fails if bad
// 14) An <object> inside a <frame> inside an <iframe> sandboxed with 'allow-scripts' should not be same
// origin with its parent frame or this document
// Done by file_iframe_sandbox_a_if15.html which is contained within file_iframe_sandbox_a_if16.html
// which is contained within file_iframe_sandbox_a_if10.html
// passes if good
// 15) An <object> inside an <object> inside an <iframe> sandboxed with 'allow-scripts allow-forms'
// should be able to submit forms.
// Done by file_iframe_sandbox_a_if15.html which is contained within file_iframe_sandbox_a_if14.html
// passes if good
// 16) An <object> inside a <frame> inside an <iframe> sandboxed with 'allow-scripts allow-forms'
// should be able to submit forms.
// Done by file_iframe_sandbox_a_if15.html which is contained within file_iframe_sandbox_a_if16.html
// which is contained within file_iframe_sandbox_a_if10.html
// fails if bad
// 17) An <object> inside an <iframe> sandboxed with 'allow-same-origin'
// should not be able to run scripts.
// Done by iframe "if_no_scripts" using a data: load.
// passes if good
// 18) An <object> inside an <iframe> sandboxed with 'allow-scripts allow-same-origin'
// should be able to run scripts and be same origin with this document.
// Done by iframe "if_scripts" using a data: load.
// passes if good, fails if bad
// 19) Make sure that the parent's document's sandboxing flags are copied when
// changing the sandbox flags on an iframe inside an iframe.
// Done in file_iframe_sandbox_a_if17.html and file_iframe_sandbox_a_if18.html
}
addLoadEvent(doTest);
@ -114,5 +159,10 @@ addLoadEvent(doTest);
<iframe sandbox="allow-scripts" id="if_3" src="file_iframe_sandbox_a_if3.html" height="10" width="10"></iframe>
<iframe sandbox="allow-scripts allow-same-origin" id="if_5" src="file_iframe_sandbox_a_if5.html" height="10" width="10"></iframe>
<iframe sandbox="allow-scripts allow-same-origin" id="if_8" src="file_iframe_sandbox_a_if8.html" height="10" width="10"></iframe>
<iframe sandbox="allow-scripts" id="if_10" src="file_iframe_sandbox_a_if10.html" height="10" width="10"></iframe>
<iframe sandbox="allow-scripts allow-forms" id="if_10" src="file_iframe_sandbox_a_if10.html" height="10" width="10"></iframe>
<iframe sandbox="allow-scripts allow-forms" id="if_13" src="file_iframe_sandbox_a_if13.html" height="10" width="10"></iframe>
<iframe sandbox="allow-same-origin" id="if_no_scripts" src="data:text/html,<object%20data='data:text/html,<script>parent.parent.ok_wrapper(false, &quot;an object inside an iframe sandboxed with only allow-same-origin should not be able to run scripts&quot;)</script>'></object>" height="10" width="10"></iframe>
<iframe sandbox="allow-scripts allow-same-origin" id="if_scripts" src="data:text/html,<object%20data='data:text/html,<script>parent.parent.ok_wrapper(true, &quot;an object inside an iframe sandboxed with allow-scripts allow-same-origin should be able to run scripts and call functions in the parent of the iframe&quot;)</script>'></object>" height="10" width="10"></iframe>
<iframe sandbox="allow-same-origin" id="if_19" src="data:text/html,<iframe%20data='data:text/html,<script>parent.parent.ok_wrapper(true, &quot;an object inside an iframe sandboxed with allow-scripts allow-same-origin should be able to run scripts and call functions in the parent of the iframe&quot;)</script>'></object>" height="10" width="10"></iframe>
<iframe sandbox="allow-scripts" id="if_17" src="file_iframe_sandbox_a_if17.html" height="10" width="10"></iframe>
</div>

492
content/media/AudioNodeExternalInputStream.cpp Normal file
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@ -0,0 +1,492 @@
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "MediaStreamGraphImpl.h"
#include "AudioNodeEngine.h"
#include "AudioNodeExternalInputStream.h"
#include "speex/speex_resampler.h"
using namespace mozilla::dom;
namespace mozilla {
AudioNodeExternalInputStream::AudioNodeExternalInputStream(AudioNodeEngine* aEngine, TrackRate aSampleRate)
: AudioNodeStream(aEngine, MediaStreamGraph::INTERNAL_STREAM, aSampleRate)
, mCurrentOutputPosition(0)
{
MOZ_COUNT_CTOR(AudioNodeExternalInputStream);
}
AudioNodeExternalInputStream::~AudioNodeExternalInputStream()
{
MOZ_COUNT_DTOR(AudioNodeExternalInputStream);
}
AudioNodeExternalInputStream::TrackMapEntry::~TrackMapEntry()
{
if (mResampler) {
speex_resampler_destroy(mResampler);
}
}
uint32_t
AudioNodeExternalInputStream::GetTrackMapEntry(const StreamBuffer::Track& aTrack,
GraphTime aFrom)
{
AudioSegment* segment = aTrack.Get<AudioSegment>();
// Check the map for an existing entry corresponding to the input track.
for (uint32_t i = 0; i < mTrackMap.Length(); ++i) {
TrackMapEntry* map = &mTrackMap[i];
if (map->mTrackID == aTrack.GetID()) {
return i;
}
}
// Determine channel count by finding the first entry with non-silent data.
AudioSegment::ChunkIterator ci(*segment);
while (!ci.IsEnded() && ci->IsNull()) {
ci.Next();
}
if (ci.IsEnded()) {
// The track is entirely silence so far, we can ignore it for now.
return nsTArray<TrackMapEntry>::NoIndex;
}
// Create a speex resampler with the same sample rate and number of channels
// as the track.
SpeexResamplerState* resampler = nullptr;
uint32_t channelCount = (*ci).mChannelData.Length();
if (aTrack.GetRate() != mSampleRate) {
resampler = speex_resampler_init(channelCount,
aTrack.GetRate(), mSampleRate, SPEEX_RESAMPLER_QUALITY_DEFAULT, nullptr);
speex_resampler_skip_zeros(resampler);
}
TrackMapEntry* map = mTrackMap.AppendElement();
map->mEndOfConsumedInputTicks = 0;
map->mEndOfLastInputIntervalInInputStream = -1;
map->mEndOfLastInputIntervalInOutputStream = -1;
map->mSamplesPassedToResampler =
TimeToTicksRoundUp(aTrack.GetRate(), GraphTimeToStreamTime(aFrom));
map->mResampler = resampler;
map->mResamplerChannelCount = channelCount;
map->mTrackID = aTrack.GetID();
return mTrackMap.Length() - 1;
}
static const uint32_t SPEEX_RESAMPLER_PROCESS_MAX_OUTPUT = 1000;
template <typename T> static int
SpeexResamplerProcess(SpeexResamplerState* aResampler,
uint32_t aChannel,
const T* aInput, uint32_t* aIn,
float* aOutput, uint32_t* aOut);
template <> int
SpeexResamplerProcess<float>(SpeexResamplerState* aResampler,
uint32_t aChannel,
const float* aInput, uint32_t* aIn,
float* aOutput, uint32_t* aOut)
{
NS_ASSERTION(*aOut <= SPEEX_RESAMPLER_PROCESS_MAX_OUTPUT, "Bad aOut");
return speex_resampler_process_float(aResampler, aChannel, aInput, aIn, aOutput, aOut);
}
template <> int
SpeexResamplerProcess<int16_t>(SpeexResamplerState* aResampler,
uint32_t aChannel,
const int16_t* aInput, uint32_t* aIn,
float* aOutput, uint32_t* aOut)
{
NS_ASSERTION(*aOut <= SPEEX_RESAMPLER_PROCESS_MAX_OUTPUT, "Bad aOut");
int16_t tmp[SPEEX_RESAMPLER_PROCESS_MAX_OUTPUT];
int result = speex_resampler_process_int(aResampler, aChannel, aInput, aIn, tmp, aOut);
if (result == RESAMPLER_ERR_SUCCESS) {
for (uint32_t i = 0; i < *aOut; ++i) {
aOutput[i] = AudioSampleToFloat(tmp[i]);
}
}
return result;
}
template <typename T> static void
ResampleChannelBuffer(SpeexResamplerState* aResampler, uint32_t aChannel,
const T* aInput, uint32_t aInputDuration,
nsTArray<float>* aOutput)
{
if (!aResampler) {
float* out = aOutput->AppendElements(aInputDuration);
for (uint32_t i = 0; i < aInputDuration; ++i) {
out[i] = AudioSampleToFloat(aInput[i]);
}
return;
}
uint32_t processed = 0;
while (processed < aInputDuration) {
uint32_t prevLength = aOutput->Length();
float* output = aOutput->AppendElements(SPEEX_RESAMPLER_PROCESS_MAX_OUTPUT);
uint32_t in = aInputDuration - processed;
uint32_t out = aOutput->Length() - prevLength;
SpeexResamplerProcess(aResampler, aChannel,
aInput + processed, &in,
output, &out);
processed += in;
aOutput->SetLength(prevLength + out);
}
}
class SharedChannelArrayBuffer : public ThreadSharedObject {
public:
SharedChannelArrayBuffer(nsTArray<nsTArray<float> >* aBuffers)
{
mBuffers.SwapElements(*aBuffers);
}
nsTArray<nsTArray<float> > mBuffers;
};
void
AudioNodeExternalInputStream::TrackMapEntry::ResampleChannels(const nsTArray<const void*>& aBuffers,
uint32_t aInputDuration,
AudioSampleFormat aFormat,
float aVolume)
{
NS_ASSERTION(aBuffers.Length() == mResamplerChannelCount,
"Channel count must be correct here");
nsAutoTArray<nsTArray<float>,2> resampledBuffers;
resampledBuffers.SetLength(aBuffers.Length());
nsTArray<float> samplesAdjustedForVolume;
nsAutoTArray<const float*,2> bufferPtrs;
bufferPtrs.SetLength(aBuffers.Length());
for (uint32_t i = 0; i < aBuffers.Length(); ++i) {
AudioSampleFormat format = aFormat;
const void* buffer = aBuffers[i];
if (aVolume != 1.0f) {
format = AUDIO_FORMAT_FLOAT32;
samplesAdjustedForVolume.SetLength(aInputDuration);
switch (aFormat) {
case AUDIO_FORMAT_FLOAT32:
ConvertAudioSamplesWithScale(static_cast<const float*>(buffer),
samplesAdjustedForVolume.Elements(),
aInputDuration, aVolume);
break;
case AUDIO_FORMAT_S16:
ConvertAudioSamplesWithScale(static_cast<const int16_t*>(buffer),
samplesAdjustedForVolume.Elements(),
aInputDuration, aVolume);
break;
default:
MOZ_ASSERT(false);
return;
}
buffer = samplesAdjustedForVolume.Elements();
}
switch (format) {
case AUDIO_FORMAT_FLOAT32:
ResampleChannelBuffer(mResampler, i,
static_cast<const float*>(buffer),
aInputDuration, &resampledBuffers[i]);
break;
case AUDIO_FORMAT_S16:
ResampleChannelBuffer(mResampler, i,
static_cast<const int16_t*>(buffer),
aInputDuration, &resampledBuffers[i]);
break;
default:
MOZ_ASSERT(false);
return;
}
bufferPtrs[i] = resampledBuffers[i].Elements();
NS_ASSERTION(i == 0 ||
resampledBuffers[i].Length() == resampledBuffers[0].Length(),
"Resampler made different decisions for different channels!");
}
uint32_t length = resampledBuffers[0].Length();
nsRefPtr<ThreadSharedObject> buf = new SharedChannelArrayBuffer(&resampledBuffers);
mResampledData.AppendFrames(buf.forget(), bufferPtrs, length);
}
void
AudioNodeExternalInputStream::TrackMapEntry::ResampleInputData(AudioSegment* aSegment)
{
AudioSegment::ChunkIterator ci(*aSegment);
while (!ci.IsEnded()) {
const AudioChunk& chunk = *ci;
nsAutoTArray<const void*,2> channels;
if (chunk.GetDuration() > UINT32_MAX) {
// This will cause us to OOM or overflow below. So let's just bail.
NS_ERROR("Chunk duration out of bounds");
return;
}
uint32_t duration = uint32_t(chunk.GetDuration());
if (chunk.IsNull()) {
nsAutoTArray<AudioDataValue,1024> silence;
silence.SetLength(duration);
PodZero(silence.Elements(), silence.Length());
channels.SetLength(mResamplerChannelCount);
for (uint32_t i = 0; i < channels.Length(); ++i) {
channels[i] = silence.Elements();
}
ResampleChannels(channels, duration, AUDIO_OUTPUT_FORMAT, 0.0f);
} else if (chunk.mChannelData.Length() == mResamplerChannelCount) {
// Common case, since mResamplerChannelCount is set to the first chunk's
// number of channels.
channels.AppendElements(chunk.mChannelData);
ResampleChannels(channels, duration, chunk.mBufferFormat, chunk.mVolume);
} else {
// Uncommon case. Since downmixing requires channels to be floats,
// convert everything to floats now.
uint32_t upChannels = GetAudioChannelsSuperset(chunk.mChannelData.Length(), mResamplerChannelCount);
nsTArray<float> buffer;
if (chunk.mBufferFormat == AUDIO_FORMAT_FLOAT32) {
channels.AppendElements(chunk.mChannelData);
} else {
NS_ASSERTION(chunk.mBufferFormat == AUDIO_FORMAT_S16, "Unknown format");
if (duration > UINT32_MAX/chunk.mChannelData.Length()) {
NS_ERROR("Chunk duration out of bounds");
return;
}
buffer.SetLength(chunk.mChannelData.Length()*duration);
for (uint32_t i = 0; i < chunk.mChannelData.Length(); ++i) {
const int16_t* samples = static_cast<const int16_t*>(chunk.mChannelData[i]);
float* converted = &buffer[i*duration];
for (uint32_t j = 0; j < duration; ++j) {
converted[j] = AudioSampleToFloat(samples[j]);
}
channels.AppendElement(converted);
}
}
nsTArray<float> zeroes;
if (channels.Length() < upChannels) {
zeroes.SetLength(duration);
PodZero(zeroes.Elements(), zeroes.Length());
AudioChannelsUpMix(&channels, upChannels, zeroes.Elements());
}
if (channels.Length() == mResamplerChannelCount) {
ResampleChannels(channels, duration, AUDIO_FORMAT_FLOAT32, chunk.mVolume);
} else {
nsTArray<float> output;
if (duration > UINT32_MAX/mResamplerChannelCount) {
NS_ERROR("Chunk duration out of bounds");
return;
}
output.SetLength(duration*mResamplerChannelCount);
nsAutoTArray<float*,2> outputPtrs;
nsAutoTArray<const void*,2> outputPtrsConst;
for (uint32_t i = 0; i < mResamplerChannelCount; ++i) {
outputPtrs.AppendElement(output.Elements() + i*duration);
outputPtrsConst.AppendElement(outputPtrs[i]);
}
AudioChannelsDownMix(channels, outputPtrs.Elements(), outputPtrs.Length(), duration);
ResampleChannels(outputPtrsConst, duration, AUDIO_FORMAT_FLOAT32, chunk.mVolume);
}
}
ci.Next();
}
}
/**
* Copies the data in aInput to aOffsetInBlock within aBlock. All samples must
* be float. Both chunks must have the same number of channels (or else
* aInput is null). aBlock must have been allocated with AllocateInputBlock.
*/
static void
CopyChunkToBlock(const AudioChunk& aInput, AudioChunk *aBlock, uint32_t aOffsetInBlock)
{
uint32_t d = aInput.GetDuration();
for (uint32_t i = 0; i < aBlock->mChannelData.Length(); ++i) {
float* out = static_cast<float*>(const_cast<void*>(aBlock->mChannelData[i])) +
aOffsetInBlock;
if (aInput.IsNull()) {
PodZero(out, d);
} else {
const float* in = static_cast<const float*>(aInput.mChannelData[i]);
ConvertAudioSamplesWithScale(in, out, d, aInput.mVolume);
}
}
}
/**
* Converts the data in aSegment to a single chunk aChunk. Every chunk in
* aSegment must have the same number of channels (or be null). aSegment must have
* duration WEBAUDIO_BLOCK_SIZE. Every chunk in aSegment must be in float format.
*/
static void
ConvertSegmentToAudioBlock(AudioSegment* aSegment, AudioChunk* aBlock)
{
NS_ASSERTION(aSegment->GetDuration() == WEBAUDIO_BLOCK_SIZE, "Bad segment duration");
{
AudioSegment::ChunkIterator ci(*aSegment);
NS_ASSERTION(!ci.IsEnded(), "Segment must have at least one chunk");
AudioChunk& firstChunk = *ci;
ci.Next();
if (ci.IsEnded()) {
*aBlock = firstChunk;
return;
}
while (ci->IsNull() && !ci.IsEnded()) {
ci.Next();
}
if (ci.IsEnded()) {
// All null.
aBlock->SetNull(WEBAUDIO_BLOCK_SIZE);
return;
}
AllocateAudioBlock(ci->mChannelData.Length(), aBlock);
}
AudioSegment::ChunkIterator ci(*aSegment);
uint32_t duration = 0;
while (!ci.IsEnded()) {
CopyChunkToBlock(*ci, aBlock, duration);
duration += ci->GetDuration();
ci.Next();
}
}
void
AudioNodeExternalInputStream::ProduceOutput(GraphTime aFrom, GraphTime aTo)
{
// According to spec, number of outputs is always 1.
mLastChunks.SetLength(1);
// GC stuff can result in our input stream being destroyed before this stream.
// Handle that.
if (mInputs.IsEmpty()) {
mLastChunks[0].SetNull(WEBAUDIO_BLOCK_SIZE);
AdvanceOutputSegment();
return;
}
MOZ_ASSERT(mInputs.Length() == 1);
MediaStream* source = mInputs[0]->GetSource();
nsAutoTArray<AudioSegment,1> audioSegments;
nsAutoTArray<bool,1> trackMapEntriesUsed;
uint32_t inputChannels = 0;
for (StreamBuffer::TrackIter tracks(source->mBuffer, MediaSegment::AUDIO);
!tracks.IsEnded(); tracks.Next()) {
const StreamBuffer::Track& inputTrack = *tracks;
// Create a TrackMapEntry if necessary.
uint32_t trackMapIndex = GetTrackMapEntry(inputTrack, aFrom);
// Maybe there's nothing in this track yet. If so, ignore it. (While the
// track is only playing silence, we may not be able to determine the
// correct number of channels to start resampling.)
if (trackMapIndex == nsTArray<TrackMapEntry>::NoIndex) {
continue;
}
while (trackMapEntriesUsed.Length() <= trackMapIndex) {
trackMapEntriesUsed.AppendElement(false);
}
trackMapEntriesUsed[trackMapIndex] = true;
TrackMapEntry* trackMap = &mTrackMap[trackMapIndex];
AudioSegment segment;
GraphTime next;
TrackRate inputTrackRate = inputTrack.GetRate();
for (GraphTime t = aFrom; t < aTo; t = next) {
MediaInputPort::InputInterval interval = mInputs[0]->GetNextInputInterval(t);
interval.mEnd = std::min(interval.mEnd, aTo);
if (interval.mStart >= interval.mEnd)
break;
next = interval.mEnd;
// Ticks >= startTicks and < endTicks are in the interval
StreamTime outputEnd = GraphTimeToStreamTime(interval.mEnd);
TrackTicks startTicks = trackMap->mSamplesPassedToResampler + segment.GetDuration();
StreamTime outputStart = GraphTimeToStreamTime(interval.mStart);
NS_ASSERTION(startTicks == TimeToTicksRoundUp(inputTrackRate, outputStart),
"Samples missing");
TrackTicks endTicks = TimeToTicksRoundUp(inputTrackRate, outputEnd);
TrackTicks ticks = endTicks - startTicks;
if (interval.mInputIsBlocked) {
segment.AppendNullData(ticks);
} else {
// See comments in TrackUnionStream::CopyTrackData
StreamTime inputStart = source->GraphTimeToStreamTime(interval.mStart);
StreamTime inputEnd = source->GraphTimeToStreamTime(interval.mEnd);
TrackTicks inputTrackEndPoint =
inputTrack.IsEnded() ? inputTrack.GetEnd() : TRACK_TICKS_MAX;
if (trackMap->mEndOfLastInputIntervalInInputStream != inputStart ||
trackMap->mEndOfLastInputIntervalInOutputStream != outputStart) {
// Start of a new series of intervals where neither stream is blocked.
trackMap->mEndOfConsumedInputTicks = TimeToTicksRoundDown(inputTrackRate, inputStart) - 1;
}
TrackTicks inputStartTicks = trackMap->mEndOfConsumedInputTicks;
TrackTicks inputEndTicks = inputStartTicks + ticks;
trackMap->mEndOfConsumedInputTicks = inputEndTicks;
trackMap->mEndOfLastInputIntervalInInputStream = inputEnd;
trackMap->mEndOfLastInputIntervalInOutputStream = outputEnd;
if (inputStartTicks < 0) {
// Data before the start of the track is just null.
segment.AppendNullData(-inputStartTicks);
inputStartTicks = 0;
}
if (inputEndTicks > inputStartTicks) {
segment.AppendSlice(*inputTrack.GetSegment(),
std::min(inputTrackEndPoint, inputStartTicks),
std::min(inputTrackEndPoint, inputEndTicks));
}
// Pad if we're looking past the end of the track
segment.AppendNullData(std::max<TrackTicks>(0, inputEndTicks - inputTrackEndPoint));
}
}
trackMap->mSamplesPassedToResampler += segment.GetDuration();
trackMap->ResampleInputData(&segment);
if (trackMap->mResampledData.GetDuration() < mCurrentOutputPosition + WEBAUDIO_BLOCK_SIZE) {
// We don't have enough data. Delay it.
trackMap->mResampledData.InsertNullDataAtStart(
mCurrentOutputPosition + WEBAUDIO_BLOCK_SIZE - trackMap->mResampledData.GetDuration());
}
audioSegments.AppendElement()->AppendSlice(trackMap->mResampledData,
mCurrentOutputPosition, mCurrentOutputPosition + WEBAUDIO_BLOCK_SIZE);
trackMap->mResampledData.ForgetUpTo(mCurrentOutputPosition + WEBAUDIO_BLOCK_SIZE);
inputChannels = GetAudioChannelsSuperset(inputChannels, trackMap->mResamplerChannelCount);
}
for (int32_t i = mTrackMap.Length() - 1; i >= 0; --i) {
if (i >= int32_t(trackMapEntriesUsed.Length()) || !trackMapEntriesUsed[i]) {
mTrackMap.RemoveElementAt(i);
}
}
uint32_t outputChannels = ComputeFinalOuputChannelCount(inputChannels);
if (outputChannels) {
AllocateAudioBlock(outputChannels, &mLastChunks[0]);
nsAutoTArray<float,GUESS_AUDIO_CHANNELS*WEBAUDIO_BLOCK_SIZE> downmixBuffer;
for (uint32_t i = 0; i < audioSegments.Length(); ++i) {
AudioChunk tmpChunk;
ConvertSegmentToAudioBlock(&audioSegments[i], &tmpChunk);
if (!tmpChunk.IsNull()) {
AccumulateInputChunk(i, tmpChunk, &mLastChunks[0], &downmixBuffer);
}
}
} else {
mLastChunks[0].SetNull(WEBAUDIO_BLOCK_SIZE);
}
mCurrentOutputPosition += WEBAUDIO_BLOCK_SIZE;
// Using AudioNodeStream's AdvanceOutputSegment to push the media stream graph along with null data.
AdvanceOutputSegment();
}
}

111
content/media/AudioNodeExternalInputStream.h Normal file
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@ -0,0 +1,111 @@
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef MOZILLA_AUDIONODEEXTERNALINPUTSTREAM_H_
#define MOZILLA_AUDIONODEEXTERNALINPUTSTREAM_H_
#include "MediaStreamGraph.h"
#include "AudioChannelFormat.h"
#include "AudioNodeEngine.h"
#include "AudioNodeStream.h"
#include "mozilla/dom/AudioParam.h"
#include <deque>
#ifdef PR_LOGGING
#define LOG(type, msg) PR_LOG(gMediaStreamGraphLog, type, msg)
#else
#define LOG(type, msg)
#endif
// Forward declaration for mResamplerMap
typedef struct SpeexResamplerState_ SpeexResamplerState;
namespace mozilla {
/**
* This is a MediaStream implementation that acts for a Web Audio node but
* unlike other AudioNodeStreams, supports any kind of MediaStream as an
* input --- handling any number of audio tracks, resampling them from whatever
* sample rate they're using, and handling blocking of the input MediaStream.
*/
class AudioNodeExternalInputStream : public AudioNodeStream {
public:
AudioNodeExternalInputStream(AudioNodeEngine* aEngine, TrackRate aSampleRate);
~AudioNodeExternalInputStream();
virtual void ProduceOutput(GraphTime aFrom, GraphTime aTo) MOZ_OVERRIDE;
private:
// For storing pointers and data about input tracks, like the last TrackTick which
// was read, and the associated speex resampler.
struct TrackMapEntry {
~TrackMapEntry();
/**
* Resamples data from all chunks in aIterator and following, using mResampler,
* adding the results to mResampledData.
*/
void ResampleInputData(AudioSegment* aSegment);
/**
* Resamples a set of channel buffers using mResampler, adding the results
* to mResampledData.
*/
void ResampleChannels(const nsTArray<const void*>& aBuffers,
uint32_t aInputDuration,
AudioSampleFormat aFormat,
float aVolume);
// mEndOfConsumedInputTicks is the end of the input ticks that we've consumed.
// 0 if we haven't consumed any yet.
TrackTicks mEndOfConsumedInputTicks;
// mEndOfLastInputIntervalInInputStream is the timestamp for the end of the
// previous interval which was unblocked for both the input and output
// stream, in the input stream's timeline, or -1 if there wasn't one.
StreamTime mEndOfLastInputIntervalInInputStream;
// mEndOfLastInputIntervalInOutputStream is the timestamp for the end of the
// previous interval which was unblocked for both the input and output
// stream, in the output stream's timeline, or -1 if there wasn't one.
StreamTime mEndOfLastInputIntervalInOutputStream;
/**
* Number of samples passed to the resampler so far.
*/
TrackTicks mSamplesPassedToResampler;
/**
* Resampler being applied to this track.
*/
SpeexResamplerState* mResampler;
/**
* The track data that has been resampled to the rate of the
* AudioNodeExternalInputStream. All data in these chunks is in floats (or null),
* and has the number of channels given in mResamplerChannelCount.
* mResampledData starts at zero in the stream's output track (so generally
* it will consist of null data followed by actual data).
*/
AudioSegment mResampledData;
/**
* Number of channels used to create mResampler.
*/
uint32_t mResamplerChannelCount;
/**
* The ID for the track of the input stream this entry is for.
*/
TrackID mTrackID;
};
nsTArray<TrackMapEntry> mTrackMap;
// Amount of track data produced so far. A multiple of WEBAUDIO_BLOCK_SIZE.
TrackTicks mCurrentOutputPosition;
/**
* Creates a TrackMapEntry for the track, if needed. Returns the index
* of the TrackMapEntry or NoIndex if no entry is needed yet.
*/
uint32_t GetTrackMapEntry(const StreamBuffer::Track& aTrack,
GraphTime aFrom);
};
}
#endif /* MOZILLA_AUDIONODESTREAM_H_ */

155
content/media/AudioNodeStream.cpp
View File

@ -248,6 +248,24 @@ AudioNodeStream::AllInputsFinished() const
return !!inputCount;
}
uint32_t
AudioNodeStream::ComputeFinalOuputChannelCount(uint32_t aInputChannelCount)
{
switch (mChannelCountMode) {
case ChannelCountMode::Explicit:
// Disregard the channel count we've calculated from inputs, and just use
// mNumberOfInputChannels.
return mNumberOfInputChannels;
case ChannelCountMode::Clamped_max:
// Clamp the computed output channel count to mNumberOfInputChannels.
return std::min(aInputChannelCount, mNumberOfInputChannels);
default:
case ChannelCountMode::Max:
// Nothing to do here, just shut up the compiler warning.
return aInputChannelCount;
}
}
void
AudioNodeStream::ObtainInputBlock(AudioChunk& aTmpChunk, uint32_t aPortIndex)
{
@ -277,20 +295,7 @@ AudioNodeStream::ObtainInputBlock(AudioChunk& aTmpChunk, uint32_t aPortIndex)
GetAudioChannelsSuperset(outputChannelCount, chunk->mChannelData.Length());
}
switch (mChannelCountMode) {
case ChannelCountMode::Explicit:
// Disregard the output channel count that we've calculated, and just use
// mNumberOfInputChannels.
outputChannelCount = mNumberOfInputChannels;
break;
case ChannelCountMode::Clamped_max:
// Clamp the computed output channel count to mNumberOfInputChannels.
outputChannelCount = std::min(outputChannelCount, mNumberOfInputChannels);
break;
case ChannelCountMode::Max:
// Nothing to do here, just shut up the compiler warning.
break;
}
outputChannelCount = ComputeFinalOuputChannelCount(outputChannelCount);
uint32_t inputChunkCount = inputChunks.Length();
if (inputChunkCount == 0 ||
@ -311,63 +316,80 @@ AudioNodeStream::ObtainInputBlock(AudioChunk& aTmpChunk, uint32_t aPortIndex)
}
AllocateAudioBlock(outputChannelCount, &aTmpChunk);
float silenceChannel[WEBAUDIO_BLOCK_SIZE] = {0.f};
// The static storage here should be 1KB, so it's fine
nsAutoTArray<float, GUESS_AUDIO_CHANNELS*WEBAUDIO_BLOCK_SIZE> downmixBuffer;
for (uint32_t i = 0; i < inputChunkCount; ++i) {
AudioChunk* chunk = inputChunks[i];
nsAutoTArray<const void*,GUESS_AUDIO_CHANNELS> channels;
channels.AppendElements(chunk->mChannelData);
if (channels.Length() < outputChannelCount) {
if (mChannelInterpretation == ChannelInterpretation::Speakers) {
AudioChannelsUpMix(&channels, outputChannelCount, nullptr);
NS_ASSERTION(outputChannelCount == channels.Length(),
"We called GetAudioChannelsSuperset to avoid this");
AccumulateInputChunk(i, *inputChunks[i], &aTmpChunk, &downmixBuffer);
}
}
void
AudioNodeStream::AccumulateInputChunk(uint32_t aInputIndex, const AudioChunk& aChunk,
AudioChunk* aBlock,
nsTArray<float>* aDownmixBuffer)
{
nsAutoTArray<const void*,GUESS_AUDIO_CHANNELS> channels;
UpMixDownMixChunk(&aChunk, aBlock->mChannelData.Length(), channels, *aDownmixBuffer);
for (uint32_t c = 0; c < channels.Length(); ++c) {
const float* inputData = static_cast<const float*>(channels[c]);
float* outputData = static_cast<float*>(const_cast<void*>(aBlock->mChannelData[c]));
if (inputData) {
if (aInputIndex == 0) {
AudioBlockCopyChannelWithScale(inputData, aChunk.mVolume, outputData);
} else {
// Fill up the remaining channels by zeros
for (uint32_t j = channels.Length(); j < outputChannelCount; ++j) {
channels.AppendElement(silenceChannel);
}
AudioBlockAddChannelWithScale(inputData, aChunk.mVolume, outputData);
}
} else if (channels.Length() > outputChannelCount) {
if (mChannelInterpretation == ChannelInterpretation::Speakers) {
nsAutoTArray<float*,GUESS_AUDIO_CHANNELS> outputChannels;
outputChannels.SetLength(outputChannelCount);
downmixBuffer.SetLength(outputChannelCount * WEBAUDIO_BLOCK_SIZE);
for (uint32_t j = 0; j < outputChannelCount; ++j) {
outputChannels[j] = &downmixBuffer[j * WEBAUDIO_BLOCK_SIZE];
}
AudioChannelsDownMix(channels, outputChannels.Elements(),
outputChannelCount, WEBAUDIO_BLOCK_SIZE);
channels.SetLength(outputChannelCount);
for (uint32_t j = 0; j < channels.Length(); ++j) {
channels[j] = outputChannels[j];
}
} else {
// Drop the remaining channels
channels.RemoveElementsAt(outputChannelCount,
channels.Length() - outputChannelCount);
} else {
if (aInputIndex == 0) {
PodZero(outputData, WEBAUDIO_BLOCK_SIZE);
}
}
}
}
for (uint32_t c = 0; c < channels.Length(); ++c) {
const float* inputData = static_cast<const float*>(channels[c]);
float* outputData = static_cast<float*>(const_cast<void*>(aTmpChunk.mChannelData[c]));
if (inputData) {
if (i == 0) {
AudioBlockCopyChannelWithScale(inputData, chunk->mVolume, outputData);
} else {
AudioBlockAddChannelWithScale(inputData, chunk->mVolume, outputData);
}
} else {
if (i == 0) {
memset(outputData, 0, WEBAUDIO_BLOCK_SIZE*sizeof(float));
}
void
AudioNodeStream::UpMixDownMixChunk(const AudioChunk* aChunk,
uint32_t aOutputChannelCount,
nsTArray<const void*>& aOutputChannels,
nsTArray<float>& aDownmixBuffer)
{
static const float silenceChannel[WEBAUDIO_BLOCK_SIZE] = {0.f};
aOutputChannels.AppendElements(aChunk->mChannelData);
if (aOutputChannels.Length() < aOutputChannelCount) {
if (mChannelInterpretation == ChannelInterpretation::Speakers) {
AudioChannelsUpMix(&aOutputChannels, aOutputChannelCount, nullptr);
NS_ASSERTION(aOutputChannelCount == aOutputChannels.Length(),
"We called GetAudioChannelsSuperset to avoid this");
} else {
// Fill up the remaining aOutputChannels by zeros
for (uint32_t j = aOutputChannels.Length(); j < aOutputChannelCount; ++j) {
aOutputChannels.AppendElement(silenceChannel);
}
}
} else if (aOutputChannels.Length() > aOutputChannelCount) {
if (mChannelInterpretation == ChannelInterpretation::Speakers) {
nsAutoTArray<float*,GUESS_AUDIO_CHANNELS> outputChannels;
outputChannels.SetLength(aOutputChannelCount);
aDownmixBuffer.SetLength(aOutputChannelCount * WEBAUDIO_BLOCK_SIZE);
for (uint32_t j = 0; j < aOutputChannelCount; ++j) {
outputChannels[j] = &aDownmixBuffer[j * WEBAUDIO_BLOCK_SIZE];
}
AudioChannelsDownMix(aOutputChannels, outputChannels.Elements(),
aOutputChannelCount, WEBAUDIO_BLOCK_SIZE);
aOutputChannels.SetLength(aOutputChannelCount);
for (uint32_t j = 0; j < aOutputChannels.Length(); ++j) {
aOutputChannels[j] = outputChannels[j];
}
} else {
// Drop the remaining aOutputChannels
aOutputChannels.RemoveElementsAt(aOutputChannelCount,
aOutputChannels.Length() - aOutputChannelCount);
}
}
}
@ -383,9 +405,7 @@ AudioNodeStream::ProduceOutput(GraphTime aFrom, GraphTime aTo)
FinishOutput();
}
StreamBuffer::Track* track = EnsureTrack(AUDIO_NODE_STREAM_TRACK_ID, mSampleRate);
AudioSegment* segment = track->Get<AudioSegment>();
EnsureTrack(AUDIO_NODE_STREAM_TRACK_ID, mSampleRate);
uint16_t outputCount = std::max(uint16_t(1), mEngine->OutputCount());
mLastChunks.SetLength(outputCount);
@ -424,6 +444,15 @@ AudioNodeStream::ProduceOutput(GraphTime aFrom, GraphTime aTo)
}
}
AdvanceOutputSegment();
}
void
AudioNodeStream::AdvanceOutputSegment()
{
StreamBuffer::Track* track = EnsureTrack(AUDIO_NODE_STREAM_TRACK_ID, mSampleRate);
AudioSegment* segment = track->Get<AudioSegment>();
if (mKind == MediaStreamGraph::EXTERNAL_STREAM) {
segment->AppendAndConsumeChunk(&mLastChunks[0]);
} else {

12
content/media/AudioNodeStream.h
View File

@ -114,14 +114,26 @@ public:
return (mKind == MediaStreamGraph::SOURCE_STREAM && mFinished) ||
mKind == MediaStreamGraph::EXTERNAL_STREAM;
}
virtual bool IsIntrinsicallyConsumed() const MOZ_OVERRIDE
{
return true;
}
// Any thread
AudioNodeEngine* Engine() { return mEngine; }
TrackRate SampleRate() const { return mSampleRate; }
protected:
void AdvanceOutputSegment();
void FinishOutput();
void AccumulateInputChunk(uint32_t aInputIndex, const AudioChunk& aChunk,
AudioChunk* aBlock,
nsTArray<float>* aDownmixBuffer);
void UpMixDownMixChunk(const AudioChunk* aChunk, uint32_t aOutputChannelCount,
nsTArray<const void*>& aOutputChannels,
nsTArray<float>& aDownmixBuffer);
uint32_t ComputeFinalOuputChannelCount(uint32_t aInputChannelCount);
void ObtainInputBlock(AudioChunk& aTmpChunk, uint32_t aPortIndex);
// The engine that will generate output for this node.

12
content/media/DOMMediaStream.cpp
View File

@ -31,11 +31,13 @@ NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(DOMMediaStream)
tmp->Destroy();
NS_IMPL_CYCLE_COLLECTION_UNLINK(mWindow)
NS_IMPL_CYCLE_COLLECTION_UNLINK(mTracks)
NS_IMPL_CYCLE_COLLECTION_UNLINK(mConsumersToKeepAlive)
NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(DOMMediaStream)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mWindow)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mTracks)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mConsumersToKeepAlive)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
NS_IMPL_CYCLE_COLLECTION_TRACE_WRAPPERCACHE(DOMMediaStream)
@ -288,6 +290,16 @@ DOMMediaStream::NotifyMediaStreamGraphShutdown()
// to prevent leaks.
mNotifiedOfMediaStreamGraphShutdown = true;
mRunOnTracksAvailable.Clear();
mConsumersToKeepAlive.Clear();
}
void
DOMMediaStream::NotifyStreamStateChanged()
{
if (IsFinished()) {
mConsumersToKeepAlive.Clear();
}
}
void

22
content/media/DOMMediaStream.h
View File

@ -68,10 +68,12 @@ public:
// WebIDL
double CurrentTime();
void GetAudioTracks(nsTArray<nsRefPtr<AudioStreamTrack> >& aTracks);
void GetVideoTracks(nsTArray<nsRefPtr<VideoStreamTrack> >& aTracks);
MediaStream* GetStream() { return mStream; }
MediaStream* GetStream() const { return mStream; }
bool IsFinished();
/**
* Returns a principal indicating who may access this stream. The stream contents
@ -93,6 +95,10 @@ public:
* will only be called during a forced shutdown due to application exit.
*/
void NotifyMediaStreamGraphShutdown();
/**
* Called when the main-thread state of the MediaStream changed.
*/
void NotifyStreamStateChanged();
// Indicate what track types we eventually expect to add to this stream
enum {
@ -145,6 +151,17 @@ public:
// Takes ownership of aCallback.
void OnTracksAvailable(OnTracksAvailableCallback* aCallback);
/**
* Add an nsISupports object that this stream will keep alive as long as
* the stream is not finished.
*/
void AddConsumerToKeepAlive(nsISupports* aConsumer)
{
if (!IsFinished() && !mNotifiedOfMediaStreamGraphShutdown) {
mConsumersToKeepAlive.AppendElement(aConsumer);
}
}
protected:
void Destroy();
void InitSourceStream(nsIDOMWindow* aWindow, TrackTypeHints aHintContents);
@ -173,6 +190,9 @@ protected:
nsTArray<nsAutoPtr<OnTracksAvailableCallback> > mRunOnTracksAvailable;
// Keep these alive until the stream finishes
nsTArray<nsCOMPtr<nsISupports> > mConsumersToKeepAlive;
// Indicate what track types we eventually expect to add to this stream
uint8_t mHintContents;
// Indicate what track types have been added to this stream

27
content/media/MediaDecoder.cpp
View File

@ -368,6 +368,7 @@ MediaDecoder::MediaDecoder() :
mDuration(-1),
mTransportSeekable(true),
mMediaSeekable(true),
mSameOriginMedia(false),
mReentrantMonitor("media.decoder"),
mIsDormant(false),
mPlayState(PLAY_STATE_PAUSED),
@ -445,8 +446,7 @@ MediaDecoder::~MediaDecoder()
MOZ_COUNT_DTOR(MediaDecoder);
}
nsresult MediaDecoder::OpenResource(MediaResource* aResource,
nsIStreamListener** aStreamListener)
nsresult MediaDecoder::OpenResource(nsIStreamListener** aStreamListener)
{
MOZ_ASSERT(NS_IsMainThread());
if (aStreamListener) {
@ -459,24 +459,21 @@ nsresult MediaDecoder::OpenResource(MediaResource* aResource,
// should be grabbed before the cache lock
ReentrantMonitorAutoEnter mon(GetReentrantMonitor());
nsresult rv = aResource->Open(aStreamListener);
nsresult rv = mResource->Open(aStreamListener);
if (NS_FAILED(rv)) {
LOG(PR_LOG_DEBUG, ("%p Failed to open stream!", this));
return rv;
}
mResource = aResource;
}
return NS_OK;
}
nsresult MediaDecoder::Load(MediaResource* aResource,
nsIStreamListener** aStreamListener,
MediaDecoder* aCloneDonor)
nsresult MediaDecoder::Load(nsIStreamListener** aStreamListener,
MediaDecoder* aCloneDonor)
{
MOZ_ASSERT(NS_IsMainThread());
nsresult rv = OpenResource(aResource, aStreamListener);
nsresult rv = OpenResource(aStreamListener);
NS_ENSURE_SUCCESS(rv, rv);
mDecoderStateMachine = CreateStateMachine();
@ -842,6 +839,18 @@ void MediaDecoder::DecodeError()
Shutdown();
}
void MediaDecoder::UpdateSameOriginStatus(bool aSameOrigin)
{
ReentrantMonitorAutoEnter mon(GetReentrantMonitor());
mSameOriginMedia = aSameOrigin;
}
bool MediaDecoder::IsSameOriginMedia()
{
GetReentrantMonitor().AssertCurrentThreadIn();
return mSameOriginMedia;
}
bool MediaDecoder::IsSeeking() const
{
MOZ_ASSERT(NS_IsMainThread());

26
content/media/MediaDecoder.h
View File

@ -277,16 +277,12 @@ public:
// Start downloading the media. Decode the downloaded data up to the
// point of the first frame of data.
// aResource is the media stream to use. Ownership of aResource passes to
// the decoder, even if Load returns an error.
// This is called at most once per decoder, after Init().
virtual nsresult Load(MediaResource* aResource,
nsIStreamListener** aListener,
virtual nsresult Load(nsIStreamListener** aListener,
MediaDecoder* aCloneDonor);
// Called in |Load| to open the media resource.
nsresult OpenResource(MediaResource* aResource,
nsIStreamListener** aStreamListener);
// Called in |Load| to open mResource.
nsresult OpenResource(nsIStreamListener** aStreamListener);
// Called when the video file has completed downloading.
virtual void ResourceLoaded();
@ -306,6 +302,11 @@ public:
{
return mResource;
}
void SetResource(MediaResource* aResource)
{
NS_ASSERTION(NS_IsMainThread(), "Should only be called on main thread");
mResource = aResource;
}
// Return the principal of the current URI being played or downloaded.
virtual already_AddRefed<nsIPrincipal> GetCurrentPrincipal();
@ -640,6 +641,10 @@ public:
// The actual playback rate computation. The monitor must be held.
virtual double ComputePlaybackRate(bool* aReliable);
// Return true when the media is same-origin with the element. The monitor
// must be held.
bool IsSameOriginMedia();
// Returns true if we can play the entire media through without stopping
// to buffer, given the current download and playback rates.
bool CanPlayThrough();
@ -736,6 +741,9 @@ public:
// Notifies the element that decoding has failed.
virtual void DecodeError();
// Indicate whether the media is same-origin with the element.
void UpdateSameOriginStatus(bool aSameOrigin);
MediaDecoderOwner* GetOwner() MOZ_OVERRIDE;
#ifdef MOZ_RAW
@ -958,6 +966,10 @@ public:
// True if the media is seekable (i.e. supports random access).
bool mMediaSeekable;
// True if the media is same-origin with the element. Data can only be
// passed to MediaStreams when this is true.
bool mSameOriginMedia;
/******
* The following member variables can be accessed from any thread.
******/

4
content/media/MediaDecoderStateMachine.cpp
View File

@ -619,6 +619,10 @@ void MediaDecoderStateMachine::SendStreamData()
if (mState == DECODER_STATE_DECODING_METADATA)
return;
if (!mDecoder->IsSameOriginMedia()) {
return;
}
// If there's still an audio thread alive, then we can't send any stream
// data yet since both SendStreamData and the audio thread want to be in
// charge of popping the audio queue. We're waiting for the audio thread

2
content/media/MediaRecorder.cpp
View File

@ -176,7 +176,7 @@ MediaRecorder::Start(const Optional<int32_t>& aTimeSlice, ErrorResult& aResult)
// Create a TrackUnionStream to support Pause/Resume by using ChangeExplicitBlockerCount
MediaStreamGraph* gm = mStream->GetStream()->Graph();
mTrackUnionStream = gm->CreateTrackUnionStream(mStream);
mTrackUnionStream = gm->CreateTrackUnionStream(nullptr);
MOZ_ASSERT(mTrackUnionStream, "CreateTrackUnionStream failed");
if (!CheckPrincipal()) {

47
content/media/MediaResource.cpp
View File

@ -205,6 +205,16 @@ ChannelMediaResource::OnStartRequest(nsIRequest* aRequest)
hc->GetResponseHeader(NS_LITERAL_CSTRING("Accept-Ranges"),
ranges);
bool acceptsRanges = ranges.EqualsLiteral("bytes");
// True if this channel will not return an unbounded amount of data
bool dataIsBounded = false;
int64_t contentLength = -1;
hc->GetContentLength(&contentLength);
if (contentLength >= 0 && responseStatus == HTTP_OK_CODE) {
// "OK" status means Content-Length is for the whole resource.
// Since that's bounded, we know we have a finite-length resource.
dataIsBounded = true;
}
if (mOffset == 0) {
// Look for duration headers from known Ogg content systems.
@ -225,20 +235,21 @@ ChannelMediaResource::OnStartRequest(nsIRequest* aRequest)
rv = hc->GetResponseHeader(NS_LITERAL_CSTRING("X-Content-Duration"), durationText);
}
// If there is no Content-Duration header, or if the value for this header
// is not valid, set the media as being infinite.
// If there is a Content-Duration header with a valid value, record
// the duration.
if (NS_SUCCEEDED(rv)) {
double duration = durationText.ToDouble(&ec);
if (ec == NS_OK && duration >= 0) {
mDecoder->SetDuration(duration);
} else {
mDecoder->SetInfinite(true);
// We know the resource must be bounded.
dataIsBounded = true;
}
} else {
mDecoder->SetInfinite(true);
}
}
// Assume Range requests have a bounded upper limit unless the
// Content-Range header tells us otherwise.
bool boundedSeekLimit = true;
// Check response code for byte-range requests (seeking, chunk requests).
if (!mByteRange.IsNull() && (responseStatus == HTTP_PARTIAL_RESPONSE_CODE)) {
// Parse Content-Range header.
@ -267,10 +278,10 @@ ChannelMediaResource::OnStartRequest(nsIRequest* aRequest)
// Notify media cache about the length and start offset of data received.
// Note: If aRangeTotal == -1, then the total bytes is unknown at this stage.
// For now, tell the decoder that the stream is infinite.
if (rangeTotal != -1) {
mCacheStream.NotifyDataLength(rangeTotal);
if (rangeTotal == -1) {
boundedSeekLimit = false;
} else {
mDecoder->SetInfinite(true);
mCacheStream.NotifyDataLength(rangeTotal);
}
mCacheStream.NotifyDataStarted(rangeStart);
@ -290,13 +301,8 @@ ChannelMediaResource::OnStartRequest(nsIRequest* aRequest)
} else if (mOffset == 0 &&
(responseStatus == HTTP_OK_CODE ||
responseStatus == HTTP_PARTIAL_RESPONSE_CODE)) {
// We weren't seeking and got a valid response status,
// set the length of the content.
int64_t cl = -1;
hc->GetContentLength(&cl);
if (cl >= 0) {
mCacheStream.NotifyDataLength(cl);
if (contentLength >= 0) {
mCacheStream.NotifyDataLength(contentLength);
}
}
// XXX we probably should examine the Content-Range header in case
@ -307,10 +313,13 @@ ChannelMediaResource::OnStartRequest(nsIRequest* aRequest)
// support seeking.
seekable =
responseStatus == HTTP_PARTIAL_RESPONSE_CODE || acceptsRanges;
if (seekable) {
mDecoder->SetInfinite(false);
if (seekable && boundedSeekLimit) {
// If range requests are supported, and we did not see an unbounded
// upper range limit, we assume the resource is bounded.
dataIsBounded = true;
}
mDecoder->SetInfinite(!dataIsBounded);
}
mDecoder->SetTransportSeekable(seekable);
mCacheStream.SetTransportSeekable(seekable);

45
content/media/MediaStreamGraph.cpp
View File

@ -22,6 +22,7 @@
#include "AudioChannelCommon.h"
#include "AudioNodeEngine.h"
#include "AudioNodeStream.h"
#include "AudioNodeExternalInputStream.h"
#include <algorithm>
#include "DOMMediaStream.h"
#include "GeckoProfiler.h"
@ -520,7 +521,7 @@ MediaStreamGraphImpl::UpdateStreamOrder()
mozilla::LinkedList<MediaStream> stack;
for (uint32_t i = 0; i < mOldStreams.Length(); ++i) {
nsRefPtr<MediaStream>& s = mOldStreams[i];
if (!s->mAudioOutputs.IsEmpty() || !s->mVideoOutputs.IsEmpty()) {
if (s->IsIntrinsicallyConsumed()) {
MarkConsumed(s);
}
if (!s->mHasBeenOrdered) {
@ -1231,6 +1232,9 @@ MediaStreamGraphImpl::ApplyStreamUpdate(StreamUpdate* aUpdate)
stream->mMainThreadCurrentTime = aUpdate->mNextMainThreadCurrentTime;
stream->mMainThreadFinished = aUpdate->mNextMainThreadFinished;
if (stream->mWrapper) {
stream->mWrapper->NotifyStreamStateChanged();
}
for (int32_t i = stream->mMainThreadListeners.Length() - 1; i >= 0; --i) {
stream->mMainThreadListeners[i]->NotifyMainThreadStateChanged();
}
@ -1543,6 +1547,30 @@ MediaStreamGraphImpl::AppendMessage(ControlMessage* aMessage)
}
}
MediaStream::MediaStream(DOMMediaStream* aWrapper)
: mBufferStartTime(0)
, mExplicitBlockerCount(0)
, mBlocked(false)
, mGraphUpdateIndices(0)
, mFinished(false)
, mNotifiedFinished(false)
, mNotifiedBlocked(false)
, mHasCurrentData(false)
, mNotifiedHasCurrentData(false)
, mWrapper(aWrapper)
, mMainThreadCurrentTime(0)
, mMainThreadFinished(false)
, mMainThreadDestroyed(false)
, mGraph(nullptr)
{
MOZ_COUNT_CTOR(MediaStream);
// aWrapper should not already be connected to a MediaStream! It needs
// to be hooked up to this stream, and since this stream is only just
// being created now, aWrapper must not be connected to anything.
NS_ASSERTION(!aWrapper || !aWrapper->GetStream(),
"Wrapper already has another media stream hooked up to it!");
}
void
MediaStream::Init()
{
@ -2316,6 +2344,21 @@ MediaStreamGraph::CreateTrackUnionStream(DOMMediaStream* aWrapper)
return stream;
}
AudioNodeExternalInputStream*
MediaStreamGraph::CreateAudioNodeExternalInputStream(AudioNodeEngine* aEngine, TrackRate aSampleRate)
{
MOZ_ASSERT(NS_IsMainThread());
if (!aSampleRate) {
aSampleRate = aEngine->NodeMainThread()->Context()->SampleRate();
}
AudioNodeExternalInputStream* stream = new AudioNodeExternalInputStream(aEngine, aSampleRate);
NS_ADDREF(stream);
MediaStreamGraphImpl* graph = static_cast<MediaStreamGraphImpl*>(this);
stream->SetGraphImpl(graph);
graph->AppendMessage(new CreateMessage(stream));
return stream;
}
AudioNodeStream*
MediaStreamGraph::CreateAudioNodeStream(AudioNodeEngine* aEngine,
AudioNodeStreamKind aKind,

42
content/media/MediaStreamGraph.h
View File

@ -191,8 +191,9 @@ class MediaStreamGraphImpl;
class SourceMediaStream;
class ProcessedMediaStream;
class MediaInputPort;
class AudioNodeStream;
class AudioNodeEngine;
class AudioNodeExternalInputStream;
class AudioNodeStream;
struct AudioChunk;
/**
@ -262,24 +263,7 @@ class MediaStream : public mozilla::LinkedListElement<MediaStream> {
public:
NS_INLINE_DECL_THREADSAFE_REFCOUNTING(MediaStream)
MediaStream(DOMMediaStream* aWrapper)
: mBufferStartTime(0)
, mExplicitBlockerCount(0)
, mBlocked(false)
, mGraphUpdateIndices(0)
, mFinished(false)
, mNotifiedFinished(false)
, mNotifiedBlocked(false)
, mHasCurrentData(false)
, mNotifiedHasCurrentData(false)
, mWrapper(aWrapper)
, mMainThreadCurrentTime(0)
, mMainThreadFinished(false)
, mMainThreadDestroyed(false)
, mGraph(nullptr)
{
MOZ_COUNT_CTOR(MediaStream);
}
MediaStream(DOMMediaStream* aWrapper);
virtual ~MediaStream()
{
MOZ_COUNT_DTOR(MediaStream);
@ -360,6 +344,7 @@ public:
friend class MediaStreamGraphImpl;
friend class MediaInputPort;
friend class AudioNodeExternalInputStream;
virtual SourceMediaStream* AsSourceStream() { return nullptr; }
virtual ProcessedMediaStream* AsProcessedStream() { return nullptr; }
@ -400,6 +385,16 @@ public:
void RemoveListenerImpl(MediaStreamListener* aListener);
void RemoveAllListenersImpl();
void SetTrackEnabledImpl(TrackID aTrackID, bool aEnabled);
/**
* Returns true when this stream requires the contents of its inputs even if
* its own outputs are not being consumed. This is used to signal inputs to
* this stream that they are being consumed; when they're not being consumed,
* we make some optimizations.
*/
virtual bool IsIntrinsicallyConsumed() const
{
return !mAudioOutputs.IsEmpty() || !mVideoOutputs.IsEmpty();
}
void AddConsumer(MediaInputPort* aPort)
{
@ -764,10 +759,10 @@ public:
* each other.
*/
enum {
// When set, blocking on the input stream forces blocking on the output
// When set, blocking on the output stream forces blocking on the input
// stream.
FLAG_BLOCK_INPUT = 0x01,
// When set, blocking on the output stream forces blocking on the input
// When set, blocking on the input stream forces blocking on the output
// stream.
FLAG_BLOCK_OUTPUT = 0x02
};
@ -958,6 +953,11 @@ public:
AudioNodeStream* CreateAudioNodeStream(AudioNodeEngine* aEngine,
AudioNodeStreamKind aKind,
TrackRate aSampleRate = 0);
AudioNodeExternalInputStream*
CreateAudioNodeExternalInputStream(AudioNodeEngine* aEngine,
TrackRate aSampleRate = 0);
/**
* Returns the number of graph updates sent. This can be used to track
* whether a given update has been processed by the graph thread and reflected

84
content/media/TrackUnionStream.h
View File

@ -120,6 +120,17 @@ protected:
// Only non-ended tracks are allowed to persist in this map.
struct TrackMapEntry {
// mEndOfConsumedInputTicks is the end of the input ticks that we've consumed.
// 0 if we haven't consumed any yet.
TrackTicks mEndOfConsumedInputTicks;
// mEndOfLastInputIntervalInInputStream is the timestamp for the end of the
// previous interval which was unblocked for both the input and output
// stream, in the input stream's timeline, or -1 if there wasn't one.
StreamTime mEndOfLastInputIntervalInInputStream;
// mEndOfLastInputIntervalInOutputStream is the timestamp for the end of the
// previous interval which was unblocked for both the input and output
// stream, in the output stream's timeline, or -1 if there wasn't one.
StreamTime mEndOfLastInputIntervalInOutputStream;
MediaInputPort* mInputPort;
// We keep track IDs instead of track pointers because
// tracks can be removed without us being notified (e.g.
@ -161,6 +172,9 @@ protected:
(long long)outputStart));
TrackMapEntry* map = mTrackMap.AppendElement();
map->mEndOfConsumedInputTicks = 0;
map->mEndOfLastInputIntervalInInputStream = -1;
map->mEndOfLastInputIntervalInOutputStream = -1;
map->mInputPort = aPort;
map->mInputTrackID = aTrack->GetID();
map->mOutputTrackID = track->GetID();
@ -208,14 +222,12 @@ protected:
// Ticks >= startTicks and < endTicks are in the interval
StreamTime outputEnd = GraphTimeToStreamTime(interval.mEnd);
TrackTicks startTicks = outputTrack->GetEnd();
#ifdef DEBUG
StreamTime outputStart = GraphTimeToStreamTime(interval.mStart);
#endif
NS_ASSERTION(startTicks == TimeToTicksRoundUp(rate, outputStart),
"Samples missing");
TrackTicks endTicks = TimeToTicksRoundUp(rate, outputEnd);
TrackTicks ticks = endTicks - startTicks;
// StreamTime inputStart = source->GraphTimeToStreamTime(interval.mStart);
StreamTime inputStart = source->GraphTimeToStreamTime(interval.mStart);
StreamTime inputEnd = source->GraphTimeToStreamTime(interval.mEnd);
TrackTicks inputTrackEndPoint = TRACK_TICKS_MAX;
@ -239,12 +251,66 @@ protected:
// that 'ticks' samples are gathered, even though a tick boundary may
// occur between outputStart and outputEnd but not between inputStart
// and inputEnd.
// We'll take the latest samples we can.
TrackTicks inputEndTicks = TimeToTicksRoundUp(rate, inputEnd);
TrackTicks inputStartTicks = inputEndTicks - ticks;
segment->AppendSlice(*aInputTrack->GetSegment(),
std::min(inputTrackEndPoint, inputStartTicks),
std::min(inputTrackEndPoint, inputEndTicks));
// These are the properties we need to ensure:
// 1) Exactly 'ticks' ticks of output are produced, i.e.
// inputEndTicks - inputStartTicks = ticks.
// 2) inputEndTicks <= aInputTrack->GetSegment()->GetDuration().
// 3) In any sequence of intervals where neither stream is blocked,
// the content of the input track we use is a contiguous sequence of
// ticks with no gaps or overlaps.
if (map->mEndOfLastInputIntervalInInputStream != inputStart ||
map->mEndOfLastInputIntervalInOutputStream != outputStart) {
// Start of a new series of intervals where neither stream is blocked.
map->mEndOfConsumedInputTicks = TimeToTicksRoundDown(rate, inputStart) - 1;
}
TrackTicks inputStartTicks = map->mEndOfConsumedInputTicks;
TrackTicks inputEndTicks = inputStartTicks + ticks;
map->mEndOfConsumedInputTicks = inputEndTicks;
map->mEndOfLastInputIntervalInInputStream = inputEnd;
map->mEndOfLastInputIntervalInOutputStream = outputEnd;
// Now we prove that the above properties hold:
// Property #1: trivial by construction.
// Property #3: trivial by construction. Between every two
// intervals where both streams are not blocked, the above if condition
// is false and mEndOfConsumedInputTicks advances exactly to match
// the ticks that were consumed.
// Property #2:
// Let originalOutputStart be the value of outputStart and originalInputStart
// be the value of inputStart when the body of the "if" block was last
// executed.
// Let allTicks be the sum of the values of 'ticks' computed since then.
// The interval [originalInputStart/rate, inputEnd/rate) is the
// same length as the interval [originalOutputStart/rate, outputEnd/rate),
// so the latter interval can have at most one more integer in it. Thus
// TimeToTicksRoundUp(rate, outputEnd) - TimeToTicksRoundUp(rate, originalOutputStart)
// <= TimeToTicksRoundDown(rate, inputEnd) - TimeToTicksRoundDown(rate, originalInputStart) + 1
// Then
// inputEndTicks = TimeToTicksRoundDown(rate, originalInputStart) - 1 + allTicks
// = TimeToTicksRoundDown(rate, originalInputStart) - 1 + TimeToTicksRoundUp(rate, outputEnd) - TimeToTicksRoundUp(rate, originalOutputStart)
// <= TimeToTicksRoundDown(rate, originalInputStart) - 1 + TimeToTicksRoundDown(rate, inputEnd) - TimeToTicksRoundDown(rate, originalInputStart) + 1
// = TimeToTicksRoundDown(rate, inputEnd)
// <= inputEnd/rate
// (now using the fact that inputEnd <= track->GetEndTimeRoundDown() for a non-ended track)
// <= TicksToTimeRoundDown(rate, aInputTrack->GetSegment()->GetDuration())/rate
// <= rate*aInputTrack->GetSegment()->GetDuration()/rate
// = aInputTrack->GetSegment()->GetDuration()
// as required.
if (inputStartTicks < 0) {
// Data before the start of the track is just null.
// We have to add a small amount of delay to ensure that there is
// always a sample available if we see an interval that contains a
// tick boundary on the output stream's timeline but does not contain
// a tick boundary on the input stream's timeline. 1 tick delay is
// necessary and sufficient.
segment->AppendNullData(-inputStartTicks);
inputStartTicks = 0;
}
if (inputEndTicks > inputStartTicks) {
segment->AppendSlice(*aInputTrack->GetSegment(),
std::min(inputTrackEndPoint, inputStartTicks),
std::min(inputTrackEndPoint, inputEndTicks));
}
LOG(PR_LOG_DEBUG+1, ("TrackUnionStream %p appending %lld ticks of input data to track %d",
this, (long long)(std::min(inputTrackEndPoint, inputEndTicks) - std::min(inputTrackEndPoint, inputStartTicks)),
outputTrack->GetID()));

5
content/media/dash/DASHDecoder.cpp
View File

@ -195,15 +195,14 @@ DASHDecoder::ReleaseStateMachine()
}
nsresult
DASHDecoder::Load(MediaResource* aResource,
nsIStreamListener** aStreamListener,
DASHDecoder::Load(nsIStreamListener** aStreamListener,
MediaDecoder* aCloneDonor)
{
NS_ASSERTION(NS_IsMainThread(), "Should be on main thread.");
mDASHReader = new DASHReader(this);
nsresult rv = OpenResource(aResource, aStreamListener);
nsresult rv = OpenResource(aStreamListener);
NS_ENSURE_SUCCESS(rv, rv);
mDecoderStateMachine = CreateStateMachine();

5
content/media/dash/DASHDecoder.h
View File

@ -57,9 +57,8 @@ public:
// Loads the MPD from the network and subsequently loads the media streams.
// Called from the main thread only.
nsresult Load(MediaResource* aResource,
nsIStreamListener** aListener,
MediaDecoder* aCloneDonor);
virtual nsresult Load(nsIStreamListener** aListener,
MediaDecoder* aCloneDonor) MOZ_OVERRIDE;
// Notifies download of MPD file has ended.
// Called on the main thread only.

3
content/media/dash/DASHRepDecoder.cpp
View File

@ -73,8 +73,7 @@ DASHRepDecoder::SetReader(WebMReader* aReader)
}
nsresult
DASHRepDecoder::Load(MediaResource* aResource,
nsIStreamListener** aListener,
DASHRepDecoder::Load(nsIStreamListener** aListener,
MediaDecoder* aCloneDonor)
{
NS_ASSERTION(NS_IsMainThread(), "Should be on main thread.");

5
content/media/dash/DASHRepDecoder.h
View File

@ -73,9 +73,8 @@ public:
void SetMPDRepresentation(Representation const * aRep);
// Called from DASHDecoder on main thread; Starts media stream download.
nsresult Load(MediaResource* aResource = nullptr,
nsIStreamListener** aListener = nullptr,
MediaDecoder* aCloneDonor = nullptr);
virtual nsresult Load(nsIStreamListener** aListener = nullptr,
MediaDecoder* aCloneDonor = nullptr) MOZ_OVERRIDE;
// Loads the next byte range (or first one on first call). Called on the main
// thread only.

2
content/media/moz.build
View File

@ -53,6 +53,7 @@ EXPORTS += [
'AudioChannelFormat.h',
'AudioEventTimeline.h',
'AudioNodeEngine.h',
'AudioNodeExternalInputStream.h',
'AudioNodeStream.h',
'AudioSampleFormat.h',
'AudioSegment.h',
@ -97,6 +98,7 @@ CPP_SOURCES += [
'AudioAvailableEventManager.cpp',
'AudioChannelFormat.cpp',
'AudioNodeEngine.cpp',
'AudioNodeExternalInputStream.cpp',
'AudioNodeStream.cpp',
'AudioSegment.cpp',
'AudioStream.cpp',

4
content/media/test/contentDuration1.sjs
View File

@ -16,8 +16,10 @@ function handleRequest(request, response)
bis.setInputStream(fis);
var bytes = bis.readBytes(bis.available());
response.setHeader("Content-Duration", "0.233", false);
response.setHeader("Content-Length", ""+bytes.length, false);
response.setHeader("Content-Type", "video/ogg", false);
response.write(bytes, bytes.length);
// Make this request async to prevent a default Content-Length from being provided.
response.processAsync();
response.finish();
bis.close();
}

4
content/media/test/contentDuration2.sjs
View File

@ -16,8 +16,10 @@ function handleRequest(request, response)
bis.setInputStream(fis);
var bytes = bis.readBytes(bis.available());
response.setHeader("x-amz-meta-content-duration", "0.233", false);
response.setHeader("Content-Length", ""+bytes.length, false);
response.setHeader("Content-Type", "video/ogg", false);
response.write(bytes, bytes.length);
// Make this request async to prevent a default Content-Length from being provided.
response.processAsync();
response.finish();
bis.close();
}

4
content/media/test/contentDuration3.sjs
View File

@ -16,8 +16,10 @@ function handleRequest(request, response)
bis.setInputStream(fis);
var bytes = bis.readBytes(bis.available());
response.setStatusLine(request.httpVersion, 200, "Content Follows");
response.setHeader("Content-Length", ""+bytes.length, false);
response.setHeader("Content-Type", "video/ogg", false);
response.write(bytes, bytes.length);
// Make this request async to prevent a default Content-Length from being provided.
response.processAsync();
response.finish();
bis.close();
}

4
content/media/test/contentDuration4.sjs
View File

@ -17,8 +17,10 @@ function handleRequest(request, response)
var bytes = bis.readBytes(bis.available());
response.setStatusLine(request.httpVersion, 200, "Content Follows");
response.setHeader("Content-Duration", "-5", false);
response.setHeader("Content-Length", ""+bytes.length, false);
response.setHeader("Content-Type", "video/ogg", false);
response.write(bytes, bytes.length);
// Make this request async to prevent a default Content-Length from being provided.
response.processAsync();
response.finish();
bis.close();
}

5
content/media/test/contentDuration5.sjs
View File

@ -17,7 +17,10 @@ function handleRequest(request, response)
var bytes = bis.readBytes(bis.available());
response.setStatusLine(request.httpVersion, 200, "Content Follows");
response.setHeader("Content-Duration", "-6", false);
response.setHeader("Content-Length", ""+bytes.length, false);
response.setHeader("Content-Type", "video/ogg", false);
response.write(bytes, bytes.length);
// Make this request async to prevent a default Content-Length from being provided.
response.processAsync();
response.finish();
bis.close();
}

4
content/media/test/contentDuration6.sjs
View File

@ -17,8 +17,10 @@ function handleRequest(request, response)
var bytes = bis.readBytes(bis.available());
response.setStatusLine(request.httpVersion, 200, "Content Follows");
response.setHeader("Content-Duration", "Invalid Float Value", false);
response.setHeader("Content-Length", ""+bytes.length, false);
response.setHeader("Content-Type", "video/ogg", false);
response.write(bytes, bytes.length);
// Make this request async to prevent a default Content-Length from being provided.
response.processAsync();
response.finish();
bis.close();
}

4
content/media/test/contentDuration7.sjs
View File

@ -16,8 +16,10 @@ function handleRequest(request, response)
bis.setInputStream(fis);
var bytes = bis.readBytes(bis.available());
response.setHeader("X-Content-Duration", "0.233", false);
response.setHeader("Content-Length", ""+bytes.length, false);
response.setHeader("Content-Type", "video/ogg", false);
response.write(bytes, bytes.length);
// Make this request async to prevent a default Content-Length from being provided.
response.processAsync();
response.finish();
bis.close();
}

3
content/media/test/noContentLength.sjs
View File

@ -19,5 +19,8 @@ function handleRequest(request, response)
response.setStatusLine(request.httpVersion, 200, "Content Follows");
response.setHeader("Content-Type", "video/ogg", false);
response.write(bytes, bytes.length);
// Make this request async to prevent a default Content-Length from being provided.
response.processAsync();
response.finish();
bis.close();
}

35
content/media/webaudio/AudioContext.cpp
View File

@ -8,14 +8,17 @@
#include "nsContentUtils.h"
#include "nsPIDOMWindow.h"
#include "mozilla/ErrorResult.h"
#include "mozilla/dom/AnalyserNode.h"
#include "mozilla/dom/AudioContextBinding.h"
#include "mozilla/dom/HTMLMediaElement.h"
#include "mozilla/dom/OfflineAudioContextBinding.h"
#include "MediaStreamGraph.h"
#include "mozilla/dom/AnalyserNode.h"
#include "AudioDestinationNode.h"
#include "AudioBufferSourceNode.h"
#include "AudioBuffer.h"
#include "GainNode.h"
#include "MediaElementAudioSourceNode.h"
#include "MediaStreamAudioSourceNode.h"
#include "DelayNode.h"
#include "PannerNode.h"
#include "AudioListener.h"
@ -253,6 +256,36 @@ AudioContext::CreateAnalyser()
return analyserNode.forget();
}
already_AddRefed<MediaElementAudioSourceNode>
AudioContext::CreateMediaElementSource(HTMLMediaElement& aMediaElement,
ErrorResult& aRv)
{
if (mIsOffline) {
aRv.Throw(NS_ERROR_DOM_NOT_SUPPORTED_ERR);
return nullptr;
}
nsRefPtr<DOMMediaStream> stream = aMediaElement.MozCaptureStream(aRv);
if (aRv.Failed()) {
return nullptr;
}
nsRefPtr<MediaElementAudioSourceNode> mediaElementAudioSourceNode =
new MediaElementAudioSourceNode(this, stream);
return mediaElementAudioSourceNode.forget();
}
already_AddRefed<MediaStreamAudioSourceNode>
AudioContext::CreateMediaStreamSource(DOMMediaStream& aMediaStream,
ErrorResult& aRv)
{
if (mIsOffline) {
aRv.Throw(NS_ERROR_DOM_NOT_SUPPORTED_ERR);
return nullptr;
}
nsRefPtr<MediaStreamAudioSourceNode> mediaStreamAudioSourceNode =
new MediaStreamAudioSourceNode(this, &aMediaStream);
return mediaStreamAudioSourceNode.forget();
}
already_AddRefed<GainNode>
AudioContext::CreateGain()
{

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