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Backed out changeset 5db9f8fbcaf4 (bug 883731) for webplatform 3 test failures

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This commit is contained in:
Carsten "Tomcat" Book 2014-09-29 10:57:48 +02:00
parent 8e95798296
commit bc46e21f0d
7 changed files with 139 additions and 58 deletions
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30
content/html/content/public/HTMLMediaElement.h
View File

@ -162,9 +162,15 @@ public:
virtual void MetadataLoaded(const MediaInfo* aInfo,
const MetadataTags* aTags) MOZ_FINAL MOZ_OVERRIDE;
// Called by the decoder object, on the main thread,
// when it has read the first frame of the video or audio.
virtual void FirstFrameLoaded() MOZ_FINAL MOZ_OVERRIDE;
// Called by the video decoder object, on the main thread,
// when it has read the first frame of the video
// aResourceFullyLoaded should be true if the resource has been
// fully loaded and the caller will call ResourceLoaded next.
virtual void FirstFrameLoaded(bool aResourceFullyLoaded) MOZ_FINAL MOZ_OVERRIDE;
// Called by the video decoder object, on the main thread,
// when the resource has completed downloading.
virtual void ResourceLoaded() MOZ_FINAL MOZ_OVERRIDE;
// Called by the video decoder object, on the main thread,
// when the resource has a network error during loading.
@ -232,6 +238,10 @@ public:
// HAVE_FUTURE_DATA or HAVE_ENOUGH_DATA.
virtual void UpdateReadyStateForData(MediaDecoderOwner::NextFrameStatus aNextFrame) MOZ_FINAL MOZ_OVERRIDE;
// Use this method to change the mReadyState member, so required
// events can be fired.
void ChangeReadyState(nsMediaReadyState aState);
// Return true if we can activate autoplay assuming enough data has arrived.
bool CanActivateAutoplay();
@ -530,7 +540,7 @@ public:
already_AddRefed<Promise> SetMediaKeys(MediaKeys* mediaKeys,
ErrorResult& aRv);
MediaWaitingFor WaitingFor() const;
mozilla::dom::EventHandlerNonNull* GetOnencrypted();
@ -638,11 +648,6 @@ protected:
nsCOMPtr<nsITimer> mTimer;
};
/** Use this method to change the mReadyState member, so required
* events can be fired.
*/
void ChangeReadyState(nsMediaReadyState aState);
/**
* These two methods are called by the WakeLockBoolWrapper when the wakelock
* has to be created or released.
@ -928,7 +933,7 @@ protected:
// desired, and we'll seek to the sync point (keyframe and/or start of the
// next block of audio samples) preceeding seek target.
void Seek(double aTime, SeekTarget::Type aSeekType, ErrorResult& aRv);
// Update the audio channel playing state
void UpdateAudioChannelPlayingState();
@ -1099,8 +1104,9 @@ protected:
// Set to false when completed, or not yet started.
bool mBegun;
// True if loadeddata has been fired.
bool mLoadedDataFired;
// True when the decoder has loaded enough data to display the
// first frame of the content.
bool mLoadedFirstFrame;
// Indicates whether current playback is a result of user action
// (ie. calling of the Play method), or automatic playback due to

64
content/html/content/src/HTMLMediaElement.cpp
View File

@ -661,8 +661,7 @@ void HTMLMediaElement::AbortExistingLoads()
}
mError = nullptr;
mBegun = false;
mLoadedDataFired = false;
mLoadedFirstFrame = false;
mAutoplaying = true;
mIsLoadingFromSourceChildren = false;
mSuspendedAfterFirstFrame = false;
@ -2028,7 +2027,7 @@ HTMLMediaElement::HTMLMediaElement(already_AddRefed<mozilla::dom::NodeInfo>& aNo
mPlayed(new TimeRanges),
mCurrentPlayRangeStart(-1.0),
mBegun(false),
mLoadedDataFired(false),
mLoadedFirstFrame(false),
mAutoplaying(true),
mAutoplayEnabled(true),
mPaused(true),
@ -2777,7 +2776,7 @@ public:
mHaveCurrentData = true;
if (mElement) {
nsRefPtr<HTMLMediaElement> deathGrip = mElement;
mElement->FirstFrameLoaded();
mElement->FirstFrameLoaded(false);
}
UpdateReadyStateForData();
DoNotifyOutput();
@ -2871,7 +2870,8 @@ void HTMLMediaElement::SetupSrcMediaStreamPlayback(DOMMediaStream* aStream)
DispatchAsyncEvent(NS_LITERAL_STRING("suspend"));
mNetworkState = nsIDOMHTMLMediaElement::NETWORK_IDLE;
AddRemoveSelfReference();
// FirstFrameLoaded() will be called when the stream has current data.
// FirstFrameLoaded(false) will be called when the stream has current data,
// to complete the setup by entering the HAVE_CURRENT_DATA state.
}
void HTMLMediaElement::EndSrcMediaStreamPlayback()
@ -2921,7 +2921,6 @@ void HTMLMediaElement::MetadataLoaded(const MediaInfo* aInfo,
{
mHasAudio = aInfo->HasAudio();
mTags = aTags;
mLoadedDataFired = false;
ChangeReadyState(nsIDOMHTMLMediaElement::HAVE_METADATA);
DispatchAsyncEvent(NS_LITERAL_STRING("durationchange"));
DispatchAsyncEvent(NS_LITERAL_STRING("loadedmetadata"));
@ -2941,19 +2940,25 @@ void HTMLMediaElement::MetadataLoaded(const MediaInfo* aInfo,
}
}
void HTMLMediaElement::FirstFrameLoaded()
void HTMLMediaElement::FirstFrameLoaded(bool aResourceFullyLoaded)
{
NS_ASSERTION(!mSuspendedAfterFirstFrame, "Should not have already suspended");
ChangeReadyState(aResourceFullyLoaded ?
nsIDOMHTMLMediaElement::HAVE_ENOUGH_DATA :
nsIDOMHTMLMediaElement::HAVE_CURRENT_DATA);
ChangeDelayLoadStatus(false);
NS_ASSERTION(!mSuspendedAfterFirstFrame, "Should not have already suspended");
if (mDecoder && mAllowSuspendAfterFirstFrame && mPaused &&
!aResourceFullyLoaded &&
!HasAttr(kNameSpaceID_None, nsGkAtoms::autoplay) &&
mPreloadAction == HTMLMediaElement::PRELOAD_METADATA) {
mSuspendedAfterFirstFrame = true;
mDecoder->Suspend();
} else if (mDownloadSuspendedByCache &&
mDecoder && !mDecoder->IsEnded()) {
} else if (mLoadedFirstFrame &&
mDownloadSuspendedByCache &&
mDecoder &&
!mDecoder->IsEnded()) {
// We've already loaded the first frame, and the decoder has signalled
// that the download has been suspended by the media cache. So move
// readyState into HAVE_ENOUGH_DATA, in case there's script waiting
@ -2967,6 +2972,26 @@ void HTMLMediaElement::FirstFrameLoaded()
}
}
void HTMLMediaElement::ResourceLoaded()
{
NS_ASSERTION(!mSrcStream, "Don't call this for streams");
mBegun = false;
mNetworkState = nsIDOMHTMLMediaElement::NETWORK_IDLE;
AddRemoveSelfReference();
if (mReadyState >= nsIDOMHTMLMediaElement::HAVE_METADATA) {
// MediaStream sources are put into HAVE_CURRENT_DATA state here on setup. If the
// stream is not blocked, we will receive a notification that will put it
// into HAVE_ENOUGH_DATA state.
ChangeReadyState(mSrcStream ? nsIDOMHTMLMediaElement::HAVE_CURRENT_DATA
: nsIDOMHTMLMediaElement::HAVE_ENOUGH_DATA);
}
// Ensure a progress event is dispatched at the end of download.
DispatchAsyncEvent(NS_LITERAL_STRING("progress"));
// The download has stopped.
DispatchAsyncEvent(NS_LITERAL_STRING("suspend"));
}
void HTMLMediaElement::NetworkError()
{
Error(nsIDOMMediaError::MEDIA_ERR_NETWORK);
@ -3121,7 +3146,8 @@ void HTMLMediaElement::UpdateReadyStateForData(MediaDecoderOwner::NextFrameStatu
{
if (mReadyState < nsIDOMHTMLMediaElement::HAVE_METADATA) {
// aNextFrame might have a next frame because the decoder can advance
// on its own thread before MetadataLoaded gets a chance to run.
// on its own thread before ResourceLoaded or MetadataLoaded gets
// a chance to run.
// The arrival of more data can't change us out of this readyState.
return;
}
@ -3134,16 +3160,17 @@ void HTMLMediaElement::UpdateReadyStateForData(MediaDecoderOwner::NextFrameStatu
return;
}
if (mDownloadSuspendedByCache && mDecoder && !mDecoder->IsEnded()) {
// The decoder has signaled that the download has been suspended by the
if (mReadyState > nsIDOMHTMLMediaElement::HAVE_METADATA &&
mDownloadSuspendedByCache &&
mDecoder &&
!mDecoder->IsEnded()) {
// The decoder has signalled that the download has been suspended by the
// media cache. So move readyState into HAVE_ENOUGH_DATA, in case there's
// script waiting for a "canplaythrough" event; without this forced
// transition, we will never fire the "canplaythrough" event if the
// media cache is too small, and scripts are bound to fail. Don't force
// this transition if the decoder is in ended state; the readyState
// should remain at HAVE_CURRENT_DATA in this case.
// Note that this state transition includes the case where we finished
// downloaded the whole data stream.
ChangeReadyState(nsIDOMHTMLMediaElement::HAVE_ENOUGH_DATA);
return;
}
@ -3214,9 +3241,10 @@ void HTMLMediaElement::ChangeReadyState(nsMediaReadyState aState)
if (oldState < nsIDOMHTMLMediaElement::HAVE_CURRENT_DATA &&
mReadyState >= nsIDOMHTMLMediaElement::HAVE_CURRENT_DATA &&
!mLoadedDataFired) {
!mLoadedFirstFrame)
{
DispatchAsyncEvent(NS_LITERAL_STRING("loadeddata"));
mLoadedDataFired = true;
mLoadedFirstFrame = true;
}
if (mReadyState == nsIDOMHTMLMediaElement::HAVE_CURRENT_DATA) {

7
content/media/MediaCache.cpp
View File

@ -1857,11 +1857,7 @@ MediaCacheStream::NotifyDataEnded(nsresult aStatus)
mResourceID = gMediaCache->AllocateResourceID();
}
// It is prudent to update channel/cache status before calling
// CacheClientNotifyDataEnded() which will read |mChannelEnded|.
FlushPartialBlockInternal(true);
mChannelEnded = true;
gMediaCache->QueueUpdate();
MediaCache::ResourceStreamIterator iter(mResourceID);
while (MediaCacheStream* stream = iter.Next()) {
@ -1875,6 +1871,9 @@ MediaCacheStream::NotifyDataEnded(nsresult aStatus)
stream->mClient->CacheClientNotifyDataEnded(aStatus);
}
}
mChannelEnded = true;
gMediaCache->QueueUpdate();
}
void

57
content/media/MediaDecoder.cpp
View File

@ -440,6 +440,7 @@ MediaDecoder::MediaDecoder() :
mIsExitingDormant(false),
mPlayState(PLAY_STATE_PAUSED),
mNextState(PLAY_STATE_PAUSED),
mCalledResourceLoaded(false),
mIgnoreProgressData(false),
mInfiniteStream(false),
mOwner(nullptr),
@ -723,8 +724,20 @@ void MediaDecoder::MetadataLoaded(MediaInfo* aInfo, MetadataTags* aTags)
mOwner->MetadataLoaded(aInfo, aTags);
}
if (!mCalledResourceLoaded) {
StartProgress();
} else if (mOwner) {
// Resource was loaded during metadata loading, when progress
// events are being ignored. Fire the final progress event.
mOwner->DispatchAsyncEvent(NS_LITERAL_STRING("progress"));
}
// Only inform the element of FirstFrameLoaded if not doing a load() in order
// to fulfill a seek, otherwise we'll get multiple loadedfirstframe events.
bool notifyResourceIsLoaded = !mCalledResourceLoaded &&
IsDataCachedToEndOfResource();
if (mOwner) {
mOwner->FirstFrameLoaded();
mOwner->FirstFrameLoaded(notifyResourceIsLoaded);
}
// This can run cache callbacks.
@ -743,11 +756,45 @@ void MediaDecoder::MetadataLoaded(MediaInfo* aInfo, MetadataTags* aTags)
}
}
if (notifyResourceIsLoaded) {
ResourceLoaded();
}
// Run NotifySuspendedStatusChanged now to give us a chance to notice
// that autoplay should run.
NotifySuspendedStatusChanged();
}
void MediaDecoder::ResourceLoaded()
{
MOZ_ASSERT(NS_IsMainThread());
// Don't handle ResourceLoaded if we are shutting down, or if
// we need to ignore progress data due to seeking (in the case
// that the seek results in reaching end of file, we get a bogus call
// to ResourceLoaded).
if (mShuttingDown)
return;
{
// If we are seeking or loading then the resource loaded notification we get
// should be ignored, since it represents the end of the seek request.
ReentrantMonitorAutoEnter mon(GetReentrantMonitor());
if (mIgnoreProgressData || mCalledResourceLoaded || mPlayState == PLAY_STATE_LOADING)
return;
Progress(false);
mCalledResourceLoaded = true;
StopProgress();
}
// Ensure the final progress event gets fired
if (mOwner) {
mOwner->ResourceLoaded();
}
}
void MediaDecoder::ResetConnectionState()
{
MOZ_ASSERT(NS_IsMainThread());
@ -982,12 +1029,12 @@ void MediaDecoder::NotifyDownloadEnded(nsresult aStatus)
}
if (NS_SUCCEEDED(aStatus)) {
UpdateReadyStateForData();
// A final progress event will be fired by the MediaResource calling
// DownloadSuspended on the element.
} else if (aStatus != NS_BASE_STREAM_CLOSED) {
ResourceLoaded();
}
else if (aStatus != NS_BASE_STREAM_CLOSED) {
NetworkError();
}
UpdateReadyStateForData();
}
void MediaDecoder::NotifyPrincipalChanged()

8
content/media/MediaDecoder.h
View File

@ -308,6 +308,9 @@ public:
// Called in |Load| to open mResource.
nsresult OpenResource(nsIStreamListener** aStreamListener);
// Called when the video file has completed downloading.
virtual void ResourceLoaded();
// Called if the media file encounters a network error.
virtual void NetworkError();
@ -1156,6 +1159,11 @@ protected:
// been requested. When a seek is started this is reset to invalid.
SeekTarget mRequestedSeekTarget;
// True when we have fully loaded the resource and reported that
// to the element (i.e. reached NETWORK_LOADED state).
// Accessed on the main thread only.
bool mCalledResourceLoaded;
// True when seeking or otherwise moving the play position around in
// such a manner that progress event data is inaccurate. This is set
// during seek and duration operations to prevent the progress indicator

12
content/media/MediaDecoderOwner.h
View File

@ -52,9 +52,15 @@ public:
virtual void MetadataLoaded(const MediaInfo* aInfo,
const MetadataTags* aTags) = 0;
// Called by the decoder object, on the main thread,
// when it has read the first frame of the video or audio.
virtual void FirstFrameLoaded() = 0;
// Called by the video decoder object, on the main thread,
// when it has read the first frame of the video
// aResourceFullyLoaded should be true if the resource has been
// fully loaded and the caller will call ResourceLoaded next.
virtual void FirstFrameLoaded(bool aResourceFullyLoaded) = 0;
// Called by the video decoder object, on the main thread,
// when the resource has completed downloading.
virtual void ResourceLoaded() = 0;
// Called by the video decoder object, on the main thread,
// when the resource has a network error during loading.

19
content/media/MediaResource.cpp
View File

@ -984,24 +984,11 @@ public:
mDecoder(aDecoder), mStatus(aStatus) {}
NS_IMETHOD Run() {
mDecoder->NotifyDownloadEnded(mStatus);
if (NS_SUCCEEDED(mStatus)) {
MediaDecoderOwner* owner = mDecoder->GetMediaOwner();
if (owner) {
dom::HTMLMediaElement* element = owner->GetMediaElement();
if (element) {
element->DownloadSuspended();
}
}
// NotifySuspendedStatusChanged will tell the element that download
// has been suspended "by the cache", which is true since we never download
// anything. The element can then transition to HAVE_ENOUGH_DATA.
mDecoder->NotifySuspendedStatusChanged();
}
return NS_OK;
}
private:
nsRefPtr<MediaDecoder> mDecoder;
nsresult mStatus;
nsresult mStatus;
};
void
@ -1261,8 +1248,8 @@ public:
return std::max(aOffset, mSize);
}
virtual bool IsDataCachedToEndOfResource(int64_t aOffset) { return true; }
virtual bool IsSuspendedByCache() { return true; }
virtual bool IsSuspended() { return true; }
virtual bool IsSuspendedByCache() { return false; }
virtual bool IsSuspended() { return false; }
virtual bool IsTransportSeekable() MOZ_OVERRIDE { return true; }
nsresult GetCachedRanges(nsTArray<MediaByteRange>& aRanges);