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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /media/webrtc/signaling/test/FakeMediaStreamsImpl.h | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'media/webrtc/signaling/test/FakeMediaStreamsImpl.h')
-rw-r--r-- | media/webrtc/signaling/test/FakeMediaStreamsImpl.h | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/media/webrtc/signaling/test/FakeMediaStreamsImpl.h b/media/webrtc/signaling/test/FakeMediaStreamsImpl.h new file mode 100644 index 000000000..da0e81416 --- /dev/null +++ b/media/webrtc/signaling/test/FakeMediaStreamsImpl.h @@ -0,0 +1,236 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef FAKE_MEDIA_STREAMIMPL_H_ +#define FAKE_MEDIA_STREAMIMPL_H_ + +#include "FakeMediaStreams.h" + +#include "nspr.h" +#include "nsError.h" + +void LogTime(AsyncLatencyLogger::LatencyLogIndex index, uint64_t b, int64_t c) {} +void LogLatency(AsyncLatencyLogger::LatencyLogIndex index, uint64_t b, int64_t c) {} + +static const int AUDIO_BUFFER_SIZE = 1600; +static const int NUM_CHANNELS = 2; +static const int GRAPH_RATE = 16000; + +NS_IMPL_ISUPPORTS0(Fake_DOMMediaStream) + +// Fake_MediaStream +double Fake_MediaStream::StreamTimeToSeconds(mozilla::StreamTime aTime) { + return static_cast<double>(aTime)/GRAPH_RATE; +} + +mozilla::TrackTicks Fake_MediaStream::TimeToTicksRoundUp(mozilla::TrackRate aRate, + mozilla::StreamTime aTime) { + return (aTime * aRate) / GRAPH_RATE; +} + +mozilla::StreamTime +Fake_MediaStream::TicksToTimeRoundDown(mozilla::TrackRate aRate, + mozilla::TrackTicks aTicks) { + return aTicks * GRAPH_RATE / aRate; +} + +// Fake_SourceMediaStream +nsresult Fake_SourceMediaStream::Start() { + mTimer = do_CreateInstance(NS_TIMER_CONTRACTID); + if (!mTimer) { + return NS_ERROR_FAILURE; + } + + mTimer->InitWithCallback(mPeriodic, 100, nsITimer::TYPE_REPEATING_SLACK); + + return NS_OK; +} + +nsresult Fake_SourceMediaStream::Stop() { + mozilla::MutexAutoLock lock(mMutex); + if (mTimer) + mTimer->Cancel(); + mPeriodic->Detach(); + return NS_OK; +} + +void Fake_SourceMediaStream::Periodic() { + mozilla::MutexAutoLock lock(mMutex); + // Pull more audio-samples iff pulling is enabled + // and we are not asked by the signaling agent to stop + //pulling data. + if (mPullEnabled && !mStop) { + // 100 ms matches timer interval and AUDIO_BUFFER_SIZE @ 16000 Hz + mDesiredTime += 100; + for (std::set<RefPtr<Fake_MediaStreamListener>>::iterator it = + mListeners.begin(); it != mListeners.end(); ++it) { + (*it)->NotifyPull(nullptr, TicksToTimeRoundDown(1000 /* ms per s */, + mDesiredTime)); + } + } +} + +// Fake_MediaStreamTrack +void Fake_MediaStreamTrack::AddListener(Fake_MediaStreamTrackListener *aListener) +{ + mOwningStream->GetInputStream()->AddTrackListener(aListener, mTrackID); +} +void Fake_MediaStreamTrack::RemoveListener(Fake_MediaStreamTrackListener *aListener) +{ + mOwningStream->GetInputStream()->RemoveTrackListener(aListener, mTrackID); +} + +// Fake_MediaStreamBase +nsresult Fake_MediaStreamBase::Start() { + mTimer = do_CreateInstance(NS_TIMER_CONTRACTID); + if (!mTimer) { + return NS_ERROR_FAILURE; + } + + mTimer->InitWithCallback(mPeriodic, 100, nsITimer::TYPE_REPEATING_SLACK); + + return NS_OK; +} + +nsresult Fake_MediaStreamBase::Stop() { + // Lock the mutex so that we know that after this + // has returned, periodic will not be firing again + // and so it's safe to destruct. + mozilla::MutexAutoLock lock(mMutex); + mTimer->Cancel(); + + return NS_OK; +} + +// Fake_AudioStreamSource +void Fake_AudioStreamSource::Periodic() { + mozilla::MutexAutoLock lock(mMutex); + //Are we asked to stop pumping audio samples ? + if(mStop) { + return; + } + //Generate Signed 16 Bit Audio samples + RefPtr<mozilla::SharedBuffer> samples = + mozilla::SharedBuffer::Create(AUDIO_BUFFER_SIZE * NUM_CHANNELS * sizeof(int16_t)); + int16_t* data = reinterpret_cast<int16_t *>(samples->Data()); + for(int i=0; i<(1600*2); i++) { + //saw tooth audio sample + data[i] = ((mCount % 8) * 4000) - (7*4000)/2; + mCount++; + } + + mozilla::AudioSegment segment; + AutoTArray<const int16_t *,1> channels; + channels.AppendElement(data); + segment.AppendFrames(samples.forget(), + channels, + AUDIO_BUFFER_SIZE, + PRINCIPAL_HANDLE_NONE); + + for(std::set<RefPtr<Fake_MediaStreamListener>>::iterator it = mListeners.begin(); + it != mListeners.end(); ++it) { + (*it)->NotifyQueuedTrackChanges(nullptr, // Graph + 0, // TrackID + 0, // Offset TODO(ekr@rtfm.com) fix + static_cast<mozilla::TrackEventCommand>(0), // ??? + segment, + nullptr, // Input stream + -1); // Input track id + } + for(std::vector<BoundTrackListener>::iterator it = mTrackListeners.begin(); + it != mTrackListeners.end(); ++it) { + it->mListener->NotifyQueuedChanges(nullptr, // Graph + 0, // Offset TODO(ekr@rtfm.com) fix + segment); + } +} + + +// Fake_MediaPeriodic +NS_IMPL_ISUPPORTS(Fake_MediaPeriodic, nsITimerCallback) + +NS_IMETHODIMP +Fake_MediaPeriodic::Notify(nsITimer *timer) { + if (mStream) + mStream->Periodic(); + ++mCount; + return NS_OK; +} + + +#if 0 +#define WIDTH 320 +#define HEIGHT 240 +#define RATE USECS_PER_S +#define USECS_PER_S 1000000 +#define FPS 10 + +NS_IMETHODIMP +Fake_VideoStreamSource::Notify(nsITimer* aTimer) +{ +#if 0 + mozilla::layers::BufferRecycleBin bin; + + RefPtr<mozilla::layers::PlanarYCbCrImage> image = new + mozilla::layers::PlanarYCbCrImage(&bin); + + const uint8_t lumaBpp = 8; + const uint8_t chromaBpp = 4; + + int len = ((WIDTH * HEIGHT) * 3 / 2); + uint8_t* frame = (uint8_t*) PR_Malloc(len); + memset(frame, 0x80, len); // Gray + + mozilla::layers::PlanarYCbCrData data; + data.mYChannel = frame; + data.mYSize = mozilla::gfx::IntSize(WIDTH, HEIGHT); + data.mYStride = WIDTH * lumaBpp / 8.0; + data.mCbCrStride = WIDTH * chromaBpp / 8.0; + data.mCbChannel = frame + HEIGHT * data.mYStride; + data.mCrChannel = data.mCbChannel + HEIGHT * data.mCbCrStride / 2; + data.mCbCrSize = mozilla::gfx::IntSize(WIDTH / 2, HEIGHT / 2); + data.mPicX = 0; + data.mPicY = 0; + data.mPicSize = mozilla::gfx::IntSize(WIDTH, HEIGHT); + data.mStereoMode = mozilla::layers::StereoMode::MONO; + + mozilla::VideoSegment segment; + segment.AppendFrame(image.forget(), USECS_PER_S / FPS, + mozilla::gfx::IntSize(WIDTH, HEIGHT)); + + // TODO(ekr@rtfm.com): are we leaking? +#endif + + return NS_OK; +} + + +#if 0 +// Fake up buffer recycle bin +mozilla::layers::BufferRecycleBin::BufferRecycleBin() : + mLock("mozilla.layers.BufferRecycleBin.mLock") { +} + +void mozilla::layers::BufferRecycleBin::RecycleBuffer(uint8_t* buffer, uint32_t size) { + PR_Free(buffer); +} + +uint8_t *mozilla::layers::BufferRecycleBin::GetBuffer(uint32_t size) { + return (uint8_t *)PR_MALLOC(size); +} + +// YCbCrImage constructor (from ImageLayers.cpp) +mozilla::layers::PlanarYCbCrImage::PlanarYCbCrImage(BufferRecycleBin *aRecycleBin) + : Image(nsnull, ImageFormat::PLANAR_YCBCR) + , mBufferSize(0) + , mRecycleBin(aRecycleBin) +{ +} + + +#endif +#endif + + +#endif |