Beispiel #1
0
StreamTime
StreamBuffer::GetEnd() const
{
  StreamTime t = mTracksKnownTime;
  for (PRUint32 i = 0; i < mTracks.Length(); ++i) {
    Track* track = mTracks[i];
    if (!track->IsEnded()) {
      t = NS_MIN(t, track->GetEndTimeRoundDown());
    }
  }
  return t;
}
void
StreamBuffer::DumpTrackInfo() const
{
  STREAM_LOG(PR_LOG_ALWAYS, ("DumpTracks: mTracksKnownTime %lld", mTracksKnownTime));
  for (uint32_t i = 0; i < mTracks.Length(); ++i) {
    Track* track = mTracks[i];
    if (track->IsEnded()) {
      STREAM_LOG(PR_LOG_ALWAYS, ("Track[%d] %d: ended", i, track->GetID()));
    } else {
      STREAM_LOG(PR_LOG_ALWAYS, ("Track[%d] %d: %lld", i, track->GetID(),
                                 track->GetEndTimeRoundDown()));
    }
  }
}
Beispiel #3
0
void
StreamBuffer::ForgetUpTo(StreamTime aTime)
{
  // Round to nearest 50ms so we don't spend too much time pruning segments.
  const int roundTo = MillisecondsToMediaTime(50);
  StreamTime forget = (aTime/roundTo)*roundTo;
  if (forget <= mForgottenTime) {
    return;
  }
  mForgottenTime = forget;

  for (PRUint32 i = 0; i < mTracks.Length(); ++i) {
    Track* track = mTracks[i];
    if (track->IsEnded() && track->GetEndTimeRoundDown() <= forget) {
      mTracks.RemoveElementAt(i);
      --i;
      continue;
    }
    TrackTicks forgetTo = NS_MIN(track->GetEnd() - 1, track->TimeToTicksRoundDown(forget));
    track->ForgetUpTo(forgetTo);
  }
}