Magic-Mirror/gecko-dev
1
0
Fork 0
mirror of https://github.com/mozilla/gecko-dev.git synced 2024-10-22 01:35:35 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Bug 1224973 - Part 4: Pref media.suspend-bkgnd-video.enabled. r=cpearce,jwwang

Browse Source 
Pref to control feature. Enabled at request of :cpearce.

MozReview-Commit-ID: 7Ci7mNqugOh
This commit is contained in:
Dan Glastonbury 2016-04-18 16:31:26 +10:00
parent 78730160f5
commit 26d0966736
1 changed files with 21 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
dom/media/MediaDecoderStateMachine.cpp
View File

@ -201,6 +201,21 @@ static void InitVideoQueuePrefs() {
}
}
static bool sSuspendBackgroundVideos = true;
static void
InitSuspendBackgroundPref()
{
MOZ_ASSERT(NS_IsMainThread(), "Must be on main thread.");
static bool sSetupPrefCache = false;
if (!sSetupPrefCache) {
sSetupPrefCache = true;
Preferences::AddBoolVarCache(&sSuspendBackgroundVideos,
"media.suspend-bkgnd-video.enabled", true);
}
}
MediaDecoderStateMachine::MediaDecoderStateMachine(MediaDecoder* aDecoder,
MediaDecoderReader* aReader,
bool aRealTime) :
@ -289,6 +304,7 @@ MediaDecoderStateMachine::MediaDecoderStateMachine(MediaDecoder* aDecoder,
NS_ASSERTION(NS_IsMainThread(), "Should be on main thread.");
InitVideoQueuePrefs();
InitSuspendBackgroundPref();
mBufferingWait = IsRealTime() ? 0 : 15;
mLowDataThresholdUsecs = IsRealTime() ? 0 : detail::LOW_DATA_THRESHOLD_USECS;
@ -1318,6 +1334,11 @@ void MediaDecoderStateMachine::PlayStateChanged()
void MediaDecoderStateMachine::VisibilityChanged()
{
DECODER_LOG("VisibilityChanged: is visible = %c", mIsVisible ? 'T' : 'F');
if (!sSuspendBackgroundVideos) {
// Not suspending background videos so there's nothing to do.
return;
}
}
void MediaDecoderStateMachine::BufferedRangeUpdated()