void MediaPipelineTransmit::PipelineListener::
NotifyQueuedTrackChanges(MediaStreamGraph* graph, TrackID tid,
TrackRate rate,
TrackTicks offset,
uint32_t events,
const MediaSegment& queued_media) {
MOZ_MTLOG(PR_LOG_DEBUG, "MediaPipeline::NotifyQueuedTrackChanges()");
if (!active_) {
MOZ_MTLOG(PR_LOG_DEBUG, "Discarding packets because transport not ready");
return;
}
// TODO([email protected]): For now assume that we have only one
// track type and it's destined for us
// See bug 784517
if (queued_media.GetType() == MediaSegment::AUDIO) {
if (conduit_->type() != MediaSessionConduit::AUDIO) {
// Ignore data in case we have a muxed stream
return;
}
AudioSegment* audio = const_cast<AudioSegment *>(
static_cast<const AudioSegment *>(&queued_media));
AudioSegment::ChunkIterator iter(*audio);
while(!iter.IsEnded()) {
ProcessAudioChunk(static_cast<AudioSessionConduit*>(conduit_.get()),
rate, *iter);
iter.Next();
}
} else if (queued_media.GetType() == MediaSegment::VIDEO) {
#ifdef MOZILLA_INTERNAL_API
if (conduit_->type() != MediaSessionConduit::VIDEO) {
// Ignore data in case we have a muxed stream
return;
}
VideoSegment* video = const_cast<VideoSegment *>(
static_cast<const VideoSegment *>(&queued_media));
VideoSegment::ChunkIterator iter(*video);
while(!iter.IsEnded()) {
ProcessVideoChunk(static_cast<VideoSessionConduit*>(conduit_.get()),
rate, *iter);
iter.Next();
}
#endif
} else {
// Ignore
}
}
void NotifyQueuedTrackChanges(MediaStreamGraph* aGraph, TrackID aID,
StreamTime aTrackOffset, TrackEventCommand aTrackEvents,
const MediaSegment& aQueuedMedia,
MediaStream* aInputStream,
TrackID aInputTrackID) override
{
if (aTrackEvents & TrackEventCommand::TRACK_EVENT_CREATED) {
aGraph->DispatchToMainThreadAfterStreamStateUpdate(
NewRunnableMethod<MediaStreamGraph*, TrackID,
MediaSegment::Type,
RefPtr<MediaStream>,
TrackID>(
"DOMMediaStream::OwnedStreamListener::DoNotifyTrackCreated",
this,
&OwnedStreamListener::DoNotifyTrackCreated,
aGraph,
aID,
aQueuedMedia.GetType(),
aInputStream,
aInputTrackID));
} else if (aTrackEvents & TrackEventCommand::TRACK_EVENT_ENDED) {
aGraph->DispatchToMainThreadAfterStreamStateUpdate(
NewRunnableMethod<MediaStreamGraph*, RefPtr<MediaStream>, TrackID, TrackID>(
"DOMMediaStream::OwnedStreamListener::DoNotifyTrackEnded",
this,
&OwnedStreamListener::DoNotifyTrackEnded,
aGraph,
aInputStream,
aInputTrackID,
aID));
}
}
void
MediaEncoder::NotifyQueuedTrackChanges(MediaStreamGraph* aGraph,
TrackID aID,
StreamTime aTrackOffset,
TrackEventCommand aTrackEvents,
const MediaSegment& aQueuedMedia,
MediaStream* aInputStream,
TrackID aInputTrackID)
{
if (!mDirectConnected) {
NotifyRealtimeData(aGraph, aID, aTrackOffset, aTrackEvents, aQueuedMedia);
} else {
if (aTrackEvents != TrackEventCommand::TRACK_EVENT_NONE) {
// forward events (TRACK_EVENT_ENDED) but not the media
if (aQueuedMedia.GetType() == MediaSegment::VIDEO) {
VideoSegment segment;
NotifyRealtimeData(aGraph, aID, aTrackOffset, aTrackEvents, segment);
} else {
AudioSegment segment;
NotifyRealtimeData(aGraph, aID, aTrackOffset, aTrackEvents, segment);
}
}
if (mSuspended == RECORD_RESUMED) {
if (mVideoEncoder) {
if (aQueuedMedia.GetType() == MediaSegment::VIDEO) {
// insert a null frame of duration equal to the first segment passed
// after Resume(), so it'll get added to one of the DirectListener frames
VideoSegment segment;
gfx::IntSize size(0,0);
segment.AppendFrame(nullptr, aQueuedMedia.GetDuration(), size,
PRINCIPAL_HANDLE_NONE);
mVideoEncoder->NotifyQueuedTrackChanges(aGraph, aID,
aTrackOffset, aTrackEvents,
segment);
mSuspended = RECORD_NOT_SUSPENDED;
}
} else {
mSuspended = RECORD_NOT_SUSPENDED; // no video
}
}
}
}
void
MediaEncoder::NotifyQueuedTrackChanges(MediaStreamGraph* aGraph,
TrackID aID,
StreamTime aTrackOffset,
uint32_t aTrackEvents,
const MediaSegment& aQueuedMedia)
{
// Process the incoming raw track data from MediaStreamGraph, called on the
// thread of MediaStreamGraph.
if (mAudioEncoder && aQueuedMedia.GetType() == MediaSegment::AUDIO) {
mAudioEncoder->NotifyQueuedTrackChanges(aGraph, aID,
aTrackOffset, aTrackEvents,
aQueuedMedia);
} else if (mVideoEncoder && aQueuedMedia.GetType() == MediaSegment::VIDEO) {
mVideoEncoder->NotifyQueuedTrackChanges(aGraph, aID,
aTrackOffset, aTrackEvents,
aQueuedMedia);
}
}
void
MediaEncoder::NotifyRealtimeData(MediaStreamGraph* aGraph,
TrackID aID,
StreamTime aTrackOffset,
uint32_t aTrackEvents,
const MediaSegment& aRealtimeMedia)
{
if (mSuspended) {
return;
}
// Process the incoming raw track data from MediaStreamGraph, called on the
// thread of MediaStreamGraph.
if (mAudioEncoder && aRealtimeMedia.GetType() == MediaSegment::AUDIO) {
mAudioEncoder->NotifyQueuedTrackChanges(aGraph, aID,
aTrackOffset, aTrackEvents,
aRealtimeMedia);
} else if (mVideoEncoder &&
aRealtimeMedia.GetType() == MediaSegment::VIDEO &&
aTrackEvents != TrackEventCommand::TRACK_EVENT_NONE) {
mVideoEncoder->NotifyQueuedTrackChanges(aGraph, aID,
aTrackOffset, aTrackEvents,
aRealtimeMedia);
}
}
void
MediaEncoder::NotifyQueuedTrackChanges(MediaStreamGraph* aGraph,
TrackID aID,
TrackRate aTrackRate,
TrackTicks aTrackOffset,
uint32_t aTrackEvents,
const MediaSegment& aQueuedMedia)
{
// Process the incoming raw track data from MediaStreamGraph, called on the
// thread of MediaStreamGraph.
if (aQueuedMedia.GetType() == MediaSegment::AUDIO) {
mAudioEncoder->NotifyQueuedTrackChanges(aGraph, aID, aTrackRate,
aTrackOffset, aTrackEvents,
aQueuedMedia);
} else {
// Type video is not supported for now.
}
}
void NotifyQueuedTrackChanges(MediaStreamGraph* aGraph, TrackID aID,
StreamTime aTrackOffset, uint32_t aTrackEvents,
const MediaSegment& aQueuedMedia,
MediaStream* aInputStream,
TrackID aInputTrackID) override
{
if (aTrackEvents & TRACK_EVENT_CREATED) {
nsCOMPtr<nsIRunnable> runnable =
NS_NewRunnableMethodWithArgs<TrackID, MediaSegment::Type>(
this, &OwnedStreamListener::DoNotifyTrackCreated,
aID, aQueuedMedia.GetType());
aGraph->DispatchToMainThreadAfterStreamStateUpdate(runnable.forget());
} else if (aTrackEvents & TRACK_EVENT_ENDED) {
nsCOMPtr<nsIRunnable> runnable =
NS_NewRunnableMethodWithArgs<TrackID>(
this, &OwnedStreamListener::DoNotifyTrackEnded, aID);
aGraph->DispatchToMainThreadAfterStreamStateUpdate(runnable.forget());
}
}
void
MediaEncoder::NotifyQueuedTrackChanges(MediaStreamGraph* aGraph,
TrackID aID,
StreamTime aTrackOffset,
TrackEventCommand aTrackEvents,
const MediaSegment& aQueuedMedia,
MediaStream* aInputStream,
TrackID aInputTrackID)
{
if (!mDirectConnected) {
NotifyRealtimeData(aGraph, aID, aTrackOffset, aTrackEvents, aQueuedMedia);
} else {
if (aTrackEvents != TrackEventCommand::TRACK_EVENT_NONE) {
// forward events (TRACK_EVENT_ENDED) but not the media
if (aQueuedMedia.GetType() == MediaSegment::VIDEO) {
VideoSegment segment;
NotifyRealtimeData(aGraph, aID, aTrackOffset, aTrackEvents, segment);
} else {
AudioSegment segment;
NotifyRealtimeData(aGraph, aID, aTrackOffset, aTrackEvents, segment);
}
}
}
}
void TrackUnionStream::CopyTrackData(StreamTracks::Track* aInputTrack,
uint32_t aMapIndex, GraphTime aFrom, GraphTime aTo,
bool* aOutputTrackFinished)
{
TrackMapEntry* map = &mTrackMap[aMapIndex];
StreamTracks::Track* outputTrack = mTracks.FindTrack(map->mOutputTrackID);
MOZ_ASSERT(outputTrack && !outputTrack->IsEnded(), "Can't copy to ended track");
MediaSegment* segment = map->mSegment;
MediaStream* source = map->mInputPort->GetSource();
GraphTime next;
*aOutputTrackFinished = false;
for (GraphTime t = aFrom; t < aTo; t = next) {
MediaInputPort::InputInterval interval = map->mInputPort->GetNextInputInterval(t);
interval.mEnd = std::min(interval.mEnd, aTo);
StreamTime inputEnd = source->GraphTimeToStreamTimeWithBlocking(interval.mEnd);
StreamTime inputTrackEndPoint = STREAM_TIME_MAX;
if (aInputTrack->IsEnded() &&
aInputTrack->GetEnd() <= inputEnd) {
inputTrackEndPoint = aInputTrack->GetEnd();
*aOutputTrackFinished = true;
}
if (interval.mStart >= interval.mEnd) {
break;
}
StreamTime ticks = interval.mEnd - interval.mStart;
next = interval.mEnd;
StreamTime outputStart = outputTrack->GetEnd();
if (interval.mInputIsBlocked) {
// Maybe the input track ended?
segment->AppendNullData(ticks);
STREAM_LOG(LogLevel::Verbose, ("TrackUnionStream %p appending %lld ticks of null data to track %d",
this, (long long)ticks, outputTrack->GetID()));
} else if (InMutedCycle()) {
segment->AppendNullData(ticks);
} else {
if (source->IsSuspended()) {
segment->AppendNullData(aTo - aFrom);
} else {
MOZ_ASSERT(outputTrack->GetEnd() == GraphTimeToStreamTimeWithBlocking(interval.mStart),
"Samples missing");
StreamTime inputStart = source->GraphTimeToStreamTimeWithBlocking(interval.mStart);
segment->AppendSlice(*aInputTrack->GetSegment(),
std::min(inputTrackEndPoint, inputStart),
std::min(inputTrackEndPoint, inputEnd));
}
}
ApplyTrackDisabling(outputTrack->GetID(), segment);
for (uint32_t j = 0; j < mListeners.Length(); ++j) {
MediaStreamListener* l = mListeners[j];
// Separate Audio and Video.
if (segment->GetType() == MediaSegment::AUDIO) {
l->NotifyQueuedAudioData(Graph(), outputTrack->GetID(),
outputStart,
*static_cast<AudioSegment*>(segment),
map->mInputPort->GetSource(),
map->mInputTrackID);
}
}
for (TrackBound<MediaStreamTrackListener>& b : mTrackListeners) {
if (b.mTrackID != outputTrack->GetID()) {
continue;
}
b.mListener->NotifyQueuedChanges(Graph(), outputStart, *segment);
}
outputTrack->GetSegment()->AppendFrom(segment);
}
}