mirror of
https://github.com/mozilla/gecko-dev.git
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311 lines
8.8 KiB
C++
311 lines
8.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "DOMCameraCapabilities.h"
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#include "nsPIDOMWindow.h"
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#include "nsContentUtils.h"
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#include "mozilla/dom/CameraManagerBinding.h"
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#include "mozilla/dom/CameraCapabilitiesBinding.h"
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#include "Navigator.h"
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#include "CameraCommon.h"
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#include "ICameraControl.h"
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#include "CameraRecorderProfiles.h"
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namespace mozilla {
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namespace dom {
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NS_IMPL_CYCLE_COLLECTION_CLASS(CameraCapabilities)
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NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(CameraCapabilities)
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NS_IMPL_CYCLE_COLLECTION_UNLINK(mWindow)
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tmp->mRecorderProfiles = JS::UndefinedValue();
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NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER
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NS_IMPL_CYCLE_COLLECTION_UNLINK_END
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(CameraCapabilities)
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mWindow)
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
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NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN(CameraCapabilities)
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NS_IMPL_CYCLE_COLLECTION_TRACE_JSVAL_MEMBER_CALLBACK(mRecorderProfiles)
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NS_IMPL_CYCLE_COLLECTION_TRACE_PRESERVED_WRAPPER
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NS_IMPL_CYCLE_COLLECTION_TRACE_END
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NS_IMPL_CYCLE_COLLECTING_ADDREF(CameraCapabilities)
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NS_IMPL_CYCLE_COLLECTING_RELEASE(CameraCapabilities)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(CameraCapabilities)
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NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
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NS_INTERFACE_MAP_ENTRY(nsISupports)
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NS_INTERFACE_MAP_END
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/* static */
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bool
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CameraCapabilities::HasSupport(JSContext* aCx, JSObject* aGlobal)
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{
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return Navigator::HasCameraSupport(aCx, aGlobal);
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}
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CameraCapabilities::CameraCapabilities(nsPIDOMWindow* aWindow)
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: mRecorderProfiles(JS::UndefinedValue())
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, mWindow(aWindow)
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{
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DOM_CAMERA_LOGT("%s:%d : this=%p\n", __func__, __LINE__, this);
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MOZ_COUNT_CTOR(CameraCapabilities);
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mozilla::HoldJSObjects(this);
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}
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CameraCapabilities::~CameraCapabilities()
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{
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DOM_CAMERA_LOGT("%s:%d : this=%p\n", __func__, __LINE__, this);
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mRecorderProfiles = JS::UndefinedValue();
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mozilla::DropJSObjects(this);
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MOZ_COUNT_DTOR(CameraCapabilities);
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}
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JSObject*
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CameraCapabilities::WrapObject(JSContext* aCx)
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{
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return CameraCapabilitiesBinding::Wrap(aCx, this);
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}
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#define LOG_IF_ERROR(rv, param) \
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do { \
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if (NS_FAILED(rv)) { \
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DOM_CAMERA_LOGW("Error %x trying to get " #param "\n", \
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(rv)); \
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} \
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} while(0)
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nsresult
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CameraCapabilities::TranslateToDictionary(ICameraControl* aCameraControl,
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uint32_t aKey, nsTArray<CameraSize>& aSizes)
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{
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nsresult rv;
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nsTArray<ICameraControl::Size> sizes;
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rv = aCameraControl->Get(aKey, sizes);
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if (NS_FAILED(rv)) {
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return rv;
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}
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aSizes.Clear();
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aSizes.SetCapacity(sizes.Length());
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for (uint32_t i = 0; i < sizes.Length(); ++i) {
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CameraSize* s = aSizes.AppendElement();
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s->mWidth = sizes[i].width;
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s->mHeight = sizes[i].height;
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}
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return NS_OK;
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}
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nsresult
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CameraCapabilities::Populate(ICameraControl* aCameraControl)
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{
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NS_ENSURE_TRUE(aCameraControl, NS_ERROR_INVALID_ARG);
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nsresult rv;
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rv = TranslateToDictionary(aCameraControl, CAMERA_PARAM_SUPPORTED_PREVIEWSIZES, mPreviewSizes);
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LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_PREVIEWSIZES);
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rv = TranslateToDictionary(aCameraControl, CAMERA_PARAM_SUPPORTED_PICTURESIZES, mPictureSizes);
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LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_PICTURESIZES);
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rv = TranslateToDictionary(aCameraControl, CAMERA_PARAM_SUPPORTED_JPEG_THUMBNAIL_SIZES, mThumbnailSizes);
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LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_JPEG_THUMBNAIL_SIZES);
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rv = TranslateToDictionary(aCameraControl, CAMERA_PARAM_SUPPORTED_VIDEOSIZES, mVideoSizes);
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LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_VIDEOSIZES);
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rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_PICTUREFORMATS, mFileFormats);
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LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_PICTUREFORMATS);
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rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_WHITEBALANCES, mWhiteBalanceModes);
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LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_WHITEBALANCES);
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rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_SCENEMODES, mSceneModes);
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LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_SCENEMODES);
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rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_EFFECTS, mEffects);
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LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_EFFECTS);
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rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_FLASHMODES, mFlashModes);
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LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_FLASHMODES);
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rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_FOCUSMODES, mFocusModes);
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LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_FOCUSMODES);
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rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_ISOMODES, mIsoModes);
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LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_ISOMODES);
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rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_ZOOMRATIOS, mZoomRatios);
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LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_ZOOMRATIOS);
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int32_t areas;
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rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_MAXFOCUSAREAS, areas);
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LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_MAXFOCUSAREAS);
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mMaxFocusAreas = areas < 0 ? 0 : areas;
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rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_MAXMETERINGAREAS, areas);
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LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_MAXMETERINGAREAS);
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mMaxMeteringAreas = areas < 0 ? 0 : areas;
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int32_t faces;
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rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_MAXDETECTEDFACES, faces);
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LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_MAXDETECTEDFACES);
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mMaxDetectedFaces = faces < 0 ? 0 : faces;
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rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_MINEXPOSURECOMPENSATION, mMinExposureCompensation);
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LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_MINEXPOSURECOMPENSATION);
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rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_MAXEXPOSURECOMPENSATION, mMaxExposureCompensation);
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LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_MAXEXPOSURECOMPENSATION);
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rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_EXPOSURECOMPENSATIONSTEP, mExposureCompensationStep);
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LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_EXPOSURECOMPENSATIONSTEP);
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mRecorderProfileManager = aCameraControl->GetRecorderProfileManager();
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if (!mRecorderProfileManager) {
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DOM_CAMERA_LOGW("Unable to get recorder profile manager\n");
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} else {
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AutoJSContext js;
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JS::Rooted<JSObject*> o(js);
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nsresult rv = mRecorderProfileManager->GetJsObject(js, o.address());
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if (NS_FAILED(rv)) {
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DOM_CAMERA_LOGE("Failed to JS-objectify profile manager (0x%x)\n", rv);
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} else {
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mRecorderProfiles = JS::ObjectValue(*o);
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}
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}
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// For now, always return success, since the presence or absence of capabilities
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// indicates whether or not they are supported.
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return NS_OK;
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}
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void
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CameraCapabilities::GetPreviewSizes(nsTArray<dom::CameraSize>& retval) const
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{
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retval = mPreviewSizes;
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}
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void
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CameraCapabilities::GetPictureSizes(nsTArray<dom::CameraSize>& retval) const
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{
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retval = mPictureSizes;
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}
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void
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CameraCapabilities::GetThumbnailSizes(nsTArray<dom::CameraSize>& retval) const
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{
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retval = mThumbnailSizes;
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}
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void
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CameraCapabilities::GetVideoSizes(nsTArray<dom::CameraSize>& retval) const
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{
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retval = mVideoSizes;
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}
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void
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CameraCapabilities::GetFileFormats(nsTArray<nsString>& retval) const
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{
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retval = mFileFormats;
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}
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void
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CameraCapabilities::GetWhiteBalanceModes(nsTArray<nsString>& retval) const
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{
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retval = mWhiteBalanceModes;
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}
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void
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CameraCapabilities::GetSceneModes(nsTArray<nsString>& retval) const
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{
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retval = mSceneModes;
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}
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void
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CameraCapabilities::GetEffects(nsTArray<nsString>& retval) const
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{
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retval = mEffects;
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}
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void
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CameraCapabilities::GetFlashModes(nsTArray<nsString>& retval) const
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{
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retval = mFlashModes;
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}
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void
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CameraCapabilities::GetFocusModes(nsTArray<nsString>& retval) const
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{
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retval = mFocusModes;
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}
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void
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CameraCapabilities::GetZoomRatios(nsTArray<double>& retval) const
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{
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retval = mZoomRatios;
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}
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uint32_t
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CameraCapabilities::MaxFocusAreas() const
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{
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return mMaxFocusAreas;
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}
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uint32_t
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CameraCapabilities::MaxMeteringAreas() const
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{
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return mMaxMeteringAreas;
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}
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uint32_t
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CameraCapabilities::MaxDetectedFaces() const
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{
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return mMaxDetectedFaces;
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}
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double
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CameraCapabilities::MinExposureCompensation() const
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{
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return mMinExposureCompensation;
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}
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double
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CameraCapabilities::MaxExposureCompensation() const
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{
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return mMaxExposureCompensation;
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}
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double
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CameraCapabilities::ExposureCompensationStep() const
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{
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return mExposureCompensationStep;
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}
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void
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CameraCapabilities::GetRecorderProfiles(JSContext* aCx,
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JS::MutableHandle<JS::Value> aRetval) const
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{
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JS::ExposeValueToActiveJS(mRecorderProfiles);
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aRetval.set(mRecorderProfiles);
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}
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void
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CameraCapabilities::GetIsoModes(nsTArray<nsString>& retval) const
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{
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retval = mIsoModes;
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}
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} // namespace dom
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} // namespace mozilla
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