本文整理汇总了C++中MediaSegment类的典型用法代码示例。如果您正苦于以下问题：C++ MediaSegment类的具体用法？C++ MediaSegment怎么用？C++ MediaSegment使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了MediaSegment类的11个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: MOZ_ASSERT
void TrackUnionStream::CopyTrackData(StreamBuffer::Track* aInputTrack,
uint32_t aMapIndex, GraphTime aFrom, GraphTime aTo,
bool* aOutputTrackFinished)
{
TrackMapEntry* map = &mTrackMap[aMapIndex];
StreamBuffer::Track* outputTrack = mBuffer.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->GraphTimeToStreamTime(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(PR_LOG_DEBUG+1, ("TrackUnionStream %p appending %lld ticks of null data to track %d",
this, (long long)ticks, outputTrack->GetID()));
} else if (InMutedCycle()) {
segment->AppendNullData(ticks);
} else {
MOZ_ASSERT(outputTrack->GetEnd() == GraphTimeToStreamTime(interval.mStart),
"Samples missing");
StreamTime inputStart = source->GraphTimeToStreamTime(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];
l->NotifyQueuedTrackChanges(Graph(), outputTrack->GetID(),
outputStart, 0, *segment);
}
outputTrack->GetSegment()->AppendFrom(segment);
}
}示例2: NotifyQueuedTrackChanges
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));
}
}示例3: iter
void
AudioTrackEncoder::NotifyQueuedTrackChanges(MediaStreamGraph* aGraph,
TrackID aID,
StreamTime aTrackOffset,
uint32_t aTrackEvents,
const MediaSegment& aQueuedMedia)
{
if (mCanceled) {
return;
}
const AudioSegment& audio = static_cast<const AudioSegment&>(aQueuedMedia);
// Check and initialize parameters for codec encoder.
if (!mInitialized) {
mInitCounter++;
TRACK_LOG(LogLevel::Debug, ("Init the audio encoder %d times", mInitCounter));
AudioSegment::ChunkIterator iter(const_cast<AudioSegment&>(audio));
while (!iter.IsEnded()) {
AudioChunk chunk = *iter;
// The number of channels is determined by the first non-null chunk, and
// thus the audio encoder is initialized at this time.
if (!chunk.IsNull()) {
nsresult rv = Init(chunk.mChannelData.Length(), aGraph->GraphRate());
if (NS_FAILED(rv)) {
LOG("[AudioTrackEncoder]: Fail to initialize the encoder!");
NotifyCancel();
}
break;
}
iter.Next();
}
mNotInitDuration += aQueuedMedia.GetDuration();
if (!mInitialized &&
(mNotInitDuration / aGraph->GraphRate() > INIT_FAILED_DURATION) &&
mInitCounter > 1) {
LOG("[AudioTrackEncoder]: Initialize failed for 30s.");
NotifyEndOfStream();
return;
}
}
// Append and consume this raw segment.
AppendAudioSegment(audio);
// The stream has stopped and reached the end of track.
if (aTrackEvents == MediaStreamListener::TRACK_EVENT_ENDED) {
LOG("[AudioTrackEncoder]: Receive TRACK_EVENT_ENDED .");
NotifyEndOfStream();
}
}示例4: NotifyRealtimeData
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
}
}
}
}示例5: if
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);
}
}示例6: if
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);
}
}示例7:
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.
}
}示例8: NotifyQueuedTrackChanges
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());
}
}示例9: NotifyRealtimeData
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);
}
}
}
}示例10: MOZ_ASSERT
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);
}
}示例11: TRACE_AUDIO_CALLBACK_COMMENT
void TrackUnionStream::CopyTrackData(StreamTracks::Track* aInputTrack,
uint32_t aMapIndex, GraphTime aFrom,
GraphTime aTo,
bool* aOutputTrackFinished) {
TrackMapEntry* map = &mTrackMap[aMapIndex];
TRACE_AUDIO_CALLBACK_COMMENT(
"Input stream %p track %i -> TrackUnionStream %p track %i",
map->mInputPort->GetSource(), map->mInputTrackID, this,
map->mOutputTrackID);
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);
if (aInputTrack->IsEnded() && aInputTrack->GetEnd() <= inputEnd) {
*aOutputTrackFinished = true;
break;
}
if (interval.mStart >= interval.mEnd) {
break;
}
StreamTime ticks = interval.mEnd - interval.mStart;
next = interval.mEnd;
StreamTime outputStart = outputTrack->GetEnd();
if (interval.mInputIsBlocked) {
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(), inputStart, inputEnd);
}
}
ApplyTrackDisabling(outputTrack->GetID(), segment);
for (TrackBound<MediaStreamTrackListener>& b : mTrackListeners) {
if (b.mTrackID != outputTrack->GetID()) {
continue;
}
b.mListener->NotifyQueuedChanges(Graph(), outputStart, *segment);
}
outputTrack->GetSegment()->AppendFrom(segment);
}
}