C++ (Cpp) MediaRawData Examples

Example #1

File: MP4Demuxer.cpp Project: Nazi-Nigger/gecko-dev

void
MP4TrackDemuxer::UpdateSamples(nsTArray<RefPtr<MediaRawData>>& aSamples)
{
  for (size_t i = 0; i < aSamples.Length(); i++) {
    MediaRawData* sample = aSamples[i];
    // Collect telemetry from h264 Annex B SPS.
    if (mNeedSPSForTelemetry && mp4_demuxer::AnnexB::HasSPS(sample)) {
      RefPtr<MediaByteBuffer> extradata =
        mp4_demuxer::AnnexB::ExtractExtraData(sample);
      mNeedSPSForTelemetry = AccumulateSPSTelemetry(extradata);
    }
    if (sample->mCrypto.mValid) {
      nsAutoPtr<MediaRawDataWriter> writer(sample->CreateWriter());
      writer->mCrypto.mMode = mInfo->mCrypto.mMode;
      writer->mCrypto.mIVSize = mInfo->mCrypto.mIVSize;
      writer->mCrypto.mKeyId.AppendElements(mInfo->mCrypto.mKeyId);
    }
    if (mInfo->GetAsVideoInfo()) {
      sample->mExtraData = mInfo->GetAsVideoInfo()->mExtraData;
    }
  }
  if (mNextKeyframeTime.isNothing() ||
      aSamples.LastElement()->mTime >= mNextKeyframeTime.value().ToMicroseconds()) {
    SetNextKeyFrameTime();
  }
}

Example #2

File: MP4Demuxer.cpp Project: archcidburnziso/gecko-dev

void
MP4TrackDemuxer::UpdateSamples(nsTArray<nsRefPtr<MediaRawData>>& aSamples)
{
  for (size_t i = 0; i < aSamples.Length(); i++) {
    MediaRawData* sample = aSamples[i];
    if (sample->mCrypto.mValid) {
      nsAutoPtr<MediaRawDataWriter> writer(sample->CreateWriter());
      writer->mCrypto.mMode = mInfo->mCrypto.mMode;
      writer->mCrypto.mIVSize = mInfo->mCrypto.mIVSize;
      writer->mCrypto.mKeyId.AppendElements(mInfo->mCrypto.mKeyId);
    }
    if (mInfo->GetAsVideoInfo()) {
      sample->mExtraData = mInfo->GetAsVideoInfo()->mExtraData;
    }
  }
  if (mNextKeyframeTime.isNothing() ||
      aSamples.LastElement()->mTime >= mNextKeyframeTime.value().ToMicroseconds()) {
    mNextKeyframeTime.reset();
    mp4_demuxer::Microseconds frameTime = mIterator->GetNextKeyframeTime();
    if (frameTime != -1) {
      mNextKeyframeTime.emplace(
        media::TimeUnit::FromMicroseconds(frameTime));
    }
  }
}

Example #3

File: MP4Demuxer.cpp Project: MoonchildProductions/Pale-Moon

void
MP4TrackDemuxer::UpdateSamples(nsTArray<nsRefPtr<MediaRawData>>& aSamples)
{
  for (size_t i = 0; i < aSamples.Length(); i++) {
    MediaRawData* sample = aSamples[i];
    if (sample->mCrypto.valid) {
      nsAutoPtr<MediaRawDataWriter> writer(sample->CreateWriter());
      writer->mCrypto.mode = mInfo->mCrypto.mode;
      writer->mCrypto.iv_size = mInfo->mCrypto.iv_size;
      writer->mCrypto.key.AppendElements(mInfo->mCrypto.key);
    }
    if (mInfo->GetAsVideoInfo()) {
      sample->mExtraData = mInfo->GetAsVideoInfo()->mExtraData;
    }
  }
  if (mNextKeyframeTime.isNothing() ||
      aSamples.LastElement()->mTime >= mNextKeyframeTime.value().ToMicroseconds()) {
    SetNextKeyFrameTime();
  }
}