bool VideoDecoderThread::work()
{
ScopeTimer timer(DecoderProfilingZone);
if (m_bProcessingLastFrames) {
// EOF received, but last frames still need to be decoded.
handleEOF();
} else {
// Standard decoding.
VideoMsgPtr pMsg;
{
ScopeTimer timer(PacketWaitProfilingZone);
pMsg = m_PacketQ.pop(true);
}
switch (pMsg->getType()) {
case VideoMsg::PACKET:
decodePacket(pMsg->getPacket());
break;
case VideoMsg::END_OF_FILE:
handleEOF();
m_bProcessingLastFrames = true;
break;
case VideoMsg::SEEK_DONE:
handleSeekDone(pMsg);
break;
case VideoMsg::CLOSED:
close();
break;
default:
pMsg->dump();
AVG_ASSERT(false);
}
}
ThreadProfiler::get()->reset();
return true;
}
void VideoDemuxerThread::clearQueue(VideoMsgQueuePtr pPacketQ)
{
VideoMsgPtr pMsg;
do {
pMsg = pPacketQ->pop(false);
if (pMsg) {
pMsg->freePacket();
}
} while (pMsg);
}
void VideoDecoderThread::returnFrame(VideoMsgPtr pMsg)
{
m_pBmpQ->push(pMsg->getFrameBitmap(0));
if (pixelFormatIsPlanar(m_PF)) {
m_pHalfBmpQ->push(pMsg->getFrameBitmap(1));
m_pHalfBmpQ->push(pMsg->getFrameBitmap(2));
if (m_PF == YCbCrA420p) {
m_pBmpQ->push(pMsg->getFrameBitmap(3));
}
}
}
bool AudioDecoderThread::work()
{
ScopeTimer timer(DecoderProfilingZone);
VideoMsgPtr pMsg;
{
ScopeTimer timer(PacketWaitProfilingZone);
pMsg = m_PacketQ.pop(true);
}
switch (pMsg->getType()) {
case VideoMsg::PACKET: {
AVPacket* pPacket = pMsg->getPacket();
switch(m_State) {
case DECODING:
decodePacket(pPacket);
break;
case SEEK_DONE:
handleSeekDone(pPacket);
break;
case DISCARDING:
discardPacket(pPacket);
break;
default:
AVG_ASSERT(false);
}
av_free_packet(pPacket);
delete pPacket;
break;
}
case VideoMsg::SEEK_DONE:
m_State = SEEK_DONE;
m_SeekSeqNum = pMsg->getSeekSeqNum();
m_SeekTime = pMsg->getSeekTime();
break;
case VideoMsg::END_OF_FILE:
pushEOF();
break;
case VideoMsg::CLOSED:
m_MsgQ.clear();
stop();
break;
default:
pMsg->dump();
AVG_ASSERT(false);
}
ThreadProfiler::get()->reset();
return true;
}