MsgQueueReturnCode CDVDMessageQueue::Put(CDVDMsg* pMsg)
{
if (!m_bInitialized)
{
CLog::Log(LOGWARNING, "CDVDMessageQueue::Put MSGQ_NOT_INITIALIZED");
pMsg->Release();
return MSGQ_NOT_INITIALIZED;
}
if (!pMsg)
{
CLog::Log(LOGFATAL, "CDVDMessageQueue::Put MSGQ_INVALID_MSG");
return MSGQ_INVALID_MSG;
}
DVDMessageListItem* msgItem = new DVDMessageListItem;
if (!msgItem)
{
CLog::Log(LOGFATAL, "CDVDMessageQueue::Put MSGQ_OUT_OF_MEMORY");
return MSGQ_OUT_OF_MEMORY;
}
msgItem->pMsg = pMsg;
msgItem->pNext = NULL;
EnterCriticalSection(&m_critSection);
if (!m_pFirstMessage) m_pFirstMessage = msgItem;
else m_pLastMessage->pNext = msgItem;
m_pLastMessage = msgItem;
if (pMsg->IsType(CDVDMsg::DEMUXER_PACKET))
{
CDVDMsgDemuxerPacket* pMsgDemuxerPacket = (CDVDMsgDemuxerPacket*)pMsg;
m_iDataSize += pMsgDemuxerPacket->GetPacketSize();
}
SetEvent(m_hEvent); // inform waiter for new packet
LeaveCriticalSection(&m_critSection);
return MSGQ_OK;
}
void CDVDPlayerSubtitle::SendMessage(CDVDMsg* pMsg)
{
if (pMsg->IsType(CDVDMsg::DEMUXER_PACKET))
{
CDVDMsgDemuxerPacket* pMsgDemuxerPacket = (CDVDMsgDemuxerPacket*)pMsg;
DemuxPacket* pPacket = pMsgDemuxerPacket->GetPacket();
if (m_pOverlayCodec)
{
double pts = pPacket->dts != DVD_NOPTS_VALUE ? pPacket->dts : pPacket->pts;
double duration = pPacket->duration;
int result = m_pOverlayCodec->Decode(pPacket->pData, pPacket->iSize, pts, duration);
if(result == OC_OVERLAY)
{
CDVDOverlay* overlay;
while((overlay = m_pOverlayCodec->GetOverlay()) != NULL)
{
overlay->iGroupId = pPacket->iGroupId;
// we assume pts is better than what
// decoder gives us, only take duration
// from decoder if available
if(overlay->iPTSStopTime > overlay->iPTSStartTime)
duration = overlay->iPTSStopTime - overlay->iPTSStartTime;
else if(pPacket->duration != DVD_NOPTS_VALUE)
duration = pPacket->duration;
else
duration = 0.0;
if (pPacket->pts != DVD_NOPTS_VALUE)
pts = pPacket->pts;
else if(pPacket->dts != DVD_NOPTS_VALUE)
pts = pPacket->dts;
else
pts = overlay->iPTSStartTime;
overlay->iPTSStartTime = pts;
if(duration)
overlay->iPTSStopTime = pts + duration;
else
{
overlay->iPTSStopTime = 0;
overlay->replace = true;
}
m_pOverlayContainer->Add(overlay);
overlay->Release();
}
}
}
else if (m_streaminfo.codec == CODEC_ID_DVD_SUBTITLE)
{
CDVDOverlaySpu* pSPUInfo = m_dvdspus.AddData(pPacket->pData, pPacket->iSize, pPacket->pts);
if (pSPUInfo)
{
CLog::Log(LOGDEBUG, "CDVDPlayer::ProcessSubData: Got complete SPU packet");
pSPUInfo->iGroupId = pPacket->iGroupId;
m_pOverlayContainer->Add(pSPUInfo);
pSPUInfo->Release();
}
}
}
else if( pMsg->IsType(CDVDMsg::SUBTITLE_CLUTCHANGE) )
{
CDVDMsgSubtitleClutChange* pData = (CDVDMsgSubtitleClutChange*)pMsg;
for (int i = 0; i < 16; i++)
{
BYTE* color = m_dvdspus.m_clut[i];
BYTE* t = (BYTE*)pData->m_data[i];
// pData->m_data[i] points to an uint32_t
// Byte swapping is needed between big and little endian systems
#ifdef WORDS_BIGENDIAN
color[0] = t[1]; // Y
color[1] = t[2]; // Cr
color[2] = t[3]; // Cb
#else
color[0] = t[2]; // Y
color[1] = t[0]; // Cr
color[2] = t[1]; // Cb
#endif
}
m_dvdspus.m_bHasClut = true;
}
else if( pMsg->IsType(CDVDMsg::GENERAL_FLUSH)
|| pMsg->IsType(CDVDMsg::GENERAL_RESET) )
{
m_dvdspus.Reset();
if (m_pSubtitleFileParser)
m_pSubtitleFileParser->Reset();
if (m_pOverlayCodec)
m_pOverlayCodec->Flush();
m_lastPts = DVD_NOPTS_VALUE;
}
pMsg->Release();
}
void CDVDPlayerSubtitle::SendMessage(CDVDMsg* pMsg)
{
CSingleLock lock(m_section);
if (pMsg->IsType(CDVDMsg::DEMUXER_PACKET))
{
CDVDMsgDemuxerPacket* pMsgDemuxerPacket = (CDVDMsgDemuxerPacket*)pMsg;
DemuxPacket* pPacket = pMsgDemuxerPacket->GetPacket();
if (m_pOverlayCodec)
{
int result = m_pOverlayCodec->Decode(pPacket);
if(result == OC_OVERLAY)
{
CDVDOverlay* overlay;
while((overlay = m_pOverlayCodec->GetOverlay()) != NULL)
{
overlay->iGroupId = pPacket->iGroupId;
m_pOverlayContainer->Add(overlay);
overlay->Release();
}
}
}
else if (m_streaminfo.codec == CODEC_ID_DVD_SUBTITLE)
{
CDVDOverlaySpu* pSPUInfo = m_dvdspus.AddData(pPacket->pData, pPacket->iSize, pPacket->pts);
if (pSPUInfo)
{
CLog::Log(LOGDEBUG, "CDVDPlayer::ProcessSubData: Got complete SPU packet");
pSPUInfo->iGroupId = pPacket->iGroupId;
m_pOverlayContainer->Add(pSPUInfo);
pSPUInfo->Release();
}
}
}
else if( pMsg->IsType(CDVDMsg::SUBTITLE_CLUTCHANGE) )
{
CDVDMsgSubtitleClutChange* pData = (CDVDMsgSubtitleClutChange*)pMsg;
for (int i = 0; i < 16; i++)
{
BYTE* color = m_dvdspus.m_clut[i];
BYTE* t = (BYTE*)pData->m_data[i];
// pData->m_data[i] points to an uint32_t
// Byte swapping is needed between big and little endian systems
#ifdef WORDS_BIGENDIAN
color[0] = t[1]; // Y
color[1] = t[2]; // Cr
color[2] = t[3]; // Cb
#else
color[0] = t[2]; // Y
color[1] = t[0]; // Cr
color[2] = t[1]; // Cb
#endif
}
m_dvdspus.m_bHasClut = true;
}
else if( pMsg->IsType(CDVDMsg::GENERAL_FLUSH)
|| pMsg->IsType(CDVDMsg::GENERAL_RESET) )
{
m_dvdspus.Reset();
if (m_pSubtitleFileParser)
m_pSubtitleFileParser->Reset();
if (m_pOverlayCodec)
m_pOverlayCodec->Flush();
/* We must flush active overlays on flush or if we have a file
* parser since it will re-populate active items. */
if(pMsg->IsType(CDVDMsg::GENERAL_FLUSH) || m_pSubtitleFileParser)
m_pOverlayContainer->Clear();
m_lastPts = DVD_NOPTS_VALUE;
}
pMsg->Release();
}
void CDVDPlayerSubtitle::SendMessage(CDVDMsg* pMsg)
{
if (pMsg->IsType(CDVDMsg::DEMUXER_PACKET))
{
CDVDMsgDemuxerPacket* pMsgDemuxerPacket = (CDVDMsgDemuxerPacket*)pMsg;
DemuxPacket* pPacket = pMsgDemuxerPacket->GetPacket();
if (m_pOverlayCodec)
{
double pts = pPacket->dts != DVD_NOPTS_VALUE ? pPacket->dts : pPacket->pts;
double duration = pPacket->duration;
int result = m_pOverlayCodec->Decode(pPacket->pData, pPacket->iSize, pts, duration);
if(result == OC_OVERLAY)
{
CDVDOverlay* overlay;
while((overlay = m_pOverlayCodec->GetOverlay()) != NULL)
{
overlay->iGroupId = pPacket->iGroupId;
if(pts == DVD_NOPTS_VALUE)
{
if(overlay->iPTSStartTime == 0 && overlay->iPTSStopTime == 0)
CLog::Log(LOGWARNING, "%s - unable to find timestamp for overlay", __FUNCTION__);
}
else
{
// we assume pts is better than what
// decoder gives us, only take duration
// from decoder if available
overlay->iPTSStopTime -= overlay->iPTSStartTime;
overlay->iPTSStartTime = pts;
if(overlay->iPTSStopTime == 0.0)
overlay->iPTSStopTime = duration;
overlay->iPTSStopTime += overlay->iPTSStartTime;
}
m_pOverlayContainer->Add(overlay);
overlay->Release();
}
}
}
else if (m_streaminfo.codec == CODEC_ID_DVD_SUBTITLE)
{
CSPUInfo* pSPUInfo = m_dvdspus.AddData(pPacket->pData, pPacket->iSize, pPacket->pts);
if (pSPUInfo)
{
CLog::Log(LOGDEBUG, "CDVDPlayer::ProcessSubData: Got complete SPU packet");
pSPUInfo->iGroupId = pPacket->iGroupId;
m_pOverlayContainer->Add(pSPUInfo);
pSPUInfo->Release();
}
}
}
else if( pMsg->IsType(CDVDMsg::SUBTITLE_CLUTCHANGE) )
{
CDVDMsgSubtitleClutChange* pData = (CDVDMsgSubtitleClutChange*)pMsg;
for (int i = 0; i < 16; i++)
{
BYTE* color = m_dvdspus.m_clut[i];
BYTE* t = (BYTE*)pData->m_data[i];
color[0] = t[2]; // Y
color[1] = t[1]; // Cr
color[2] = t[0]; // Cb
}
m_dvdspus.m_bHasClut = true;
}
else if( pMsg->IsType(CDVDMsg::GENERAL_FLUSH) )
{
m_dvdspus.Reset();
if (m_pSubtitleFileParser)
m_pSubtitleFileParser->Reset();
if (m_pOverlayCodec)
m_pOverlayCodec->Flush();
m_lastPts = DVD_NOPTS_VALUE;
}
pMsg->Release();
}
MsgQueueReturnCode CDVDMessageQueue::Get(CDVDMsg** pMsg, unsigned int iTimeoutInMilliSeconds)
{
*pMsg = NULL;
DVDMessageListItem* msgItem;
int ret = 0;
if (!m_bInitialized)
{
CLog::Log(LOGFATAL, "CDVDMessageQueue::Get MSGQ_NOT_INITIALIZED");
return MSGQ_NOT_INITIALIZED;
}
EnterCriticalSection(&m_critSection);
while (!m_bAbortRequest)
{
msgItem = m_pFirstMessage;
if (msgItem && !m_bCaching)
{
m_pFirstMessage = msgItem->pNext;
if (!m_pFirstMessage) m_pLastMessage = NULL;
if (msgItem->pMsg->IsType(CDVDMsg::DEMUXER_PACKET))
{
CDVDMsgDemuxerPacket* pMsgDemuxerPacket = (CDVDMsgDemuxerPacket*)msgItem->pMsg;
m_iDataSize -= pMsgDemuxerPacket->GetPacketSize();
}
*pMsg = msgItem->pMsg;
delete msgItem; // free the list item we allocated in ::Put()
ret = MSGQ_OK;
break;
}
else if (!iTimeoutInMilliSeconds)
{
ret = MSGQ_TIMEOUT;
break;
}
else
{
ResetEvent(m_hEvent);
LeaveCriticalSection(&m_critSection);
// wait for a new message
if (WaitForSingleObject(m_hEvent, iTimeoutInMilliSeconds) == WAIT_TIMEOUT)
{
// just return here directly, we have already left critical section
return MSGQ_TIMEOUT;
}
EnterCriticalSection(&m_critSection);
}
}
LeaveCriticalSection(&m_critSection);
if (m_bAbortRequest) return MSGQ_ABORT;
return (MsgQueueReturnCode)ret;
}
