HRESULT my12doomSourceStream::ChangeStart()
{
{
CAutoLock lock(CSourceSeeking::m_pLock);
m_stream_start = m_rtStart;
m_frame_number = m_rtStart * m_stream->packet_count / m_stream->length / 10000 ;
// seek to key frame for video
if (m_stream->type == 0 && m_stream->keyframe_count>0)
{
for(int i=0; i<m_stream->keyframe_count; i++)
{
if (m_stream->keyframes[i] == m_frame_number)
goto flush;
}
for(int i=0; i<m_stream->keyframe_count-1; i++)
{
if (m_stream->keyframes[i] < m_frame_number &&
m_frame_number < m_stream->keyframes[i+1])
{
m_frame_number = m_stream->keyframes[i];
goto flush;
}
}
m_frame_number = m_stream->keyframes[m_stream->keyframe_count-1];
}
}
flush:
UpdateFromSeek();
return S_OK;
}
HRESULT CSubtitleStream::ChangeStart()
{
{
CAutoLock lock(CSourceSeeking::m_pLock);
OnThreadCreate();
/*
if(m_mt.majortype == MEDIATYPE_Video && m_mt.subtype == MEDIASUBTYPE_ARGB32)
{
m_nPosition = (int)(m_rtStart/10000)*1/1000;
}
else if(m_mt.majortype == MEDIATYPE_Video && m_mt.subtype == MEDIASUBTYPE_RGB32)
{
int m_nSegments = 0;
if(!m_rts.SearchSubs((int)(m_rtStart/10000), 25, &m_nPosition, &m_nSegments))
m_nPosition = m_nSegments;
}
else
{
m_nPosition = m_rts.SearchSub((int)(m_rtStart/10000), 25);
if(m_nPosition < 0) m_nPosition = 0;
else if(m_rts[m_nPosition].end <= (int)(m_rtStart/10000)) m_nPosition++;
}
*/
}
UpdateFromSeek();
return S_OK;
}
//----------------------------------------------------------------------------
//! @brief 再生が開始された時にコールされる
//! @return エラーコード
//----------------------------------------------------------------------------
HRESULT CDemuxSource::ChangeStart(void)
{
UpdateFromSeek();
if( m_rtStart > m_rtDuration )
m_rtStart = m_rtDuration; // 丸め
return Reader()->SetStartTime( m_rtStart );
}
HRESULT mmSource::ChangeStart( )
{
_RPT0(_CRT_WARN,"ChangeStart\n");
{
CAutoLock lock(CSourceSeeking::m_pLock);
currentFrame = 0;
}
UpdateFromSeek();
return S_OK;
}
HRESULT my12doomImageStream::ChangeStart()
{
{
CAutoLock lock(CSourceSeeking::m_pLock);
m_frame_number = (int)(m_rtStart * FPS / 10000000 );
}
UpdateFromSeek();
return S_OK;
}
HRESULT mmSource::ChangeStop( )
{
_RPT0(_CRT_WARN,"ChangeStop\n");
{
CAutoLock lock(CSourceSeeking::m_pLock);
if (currentFrame < nr && times[currentFrame]*10000000 < m_rtStop) return S_OK;
}
UpdateFromSeek();
return S_OK;
}
HRESULT CFLICStream::ChangeStart()
{
{
CAutoLock lock(CSourceSeeking::m_pLock);
m_rtSampleTime = 0;
m_rtPosition = m_rtStart;
}
UpdateFromSeek();
return S_OK;
}
HRESULT CSubtitleStream::ChangeStop()
{
/*{
CAutoLock lock(CSourceSeeking::m_pLock);
if (m_rtPosition < m_rtStop)
return S_OK;
}*/
// We're already past the new stop time -- better flush the graph.
UpdateFromSeek();
return S_OK;
}
//----------------------------------------------------------------------------
//! @brief 再生レートが変更された時にコールされる
//! @return エラーコード
//----------------------------------------------------------------------------
HRESULT CDemuxSource::ChangeRate(void)
{
{ // クリティカル セクション ロックのスコープ。
CAutoLock cAutoLock(&m_crtFilterLock);
if( m_dRateSeeking <= 0 ) {
m_dRateSeeking = 1.0; // 適切な値にリセットする。
return E_FAIL;
}
}
UpdateFromSeek();
return Reader()->SetRate( m_dRateSeeking );
}
HRESULT CFLICStream::SetRate(double dRate)
{
if(dRate <= 0)
return E_INVALIDARG;
{
CAutoLock lock(CSourceSeeking::m_pLock);
m_dRateSeeking = dRate;
}
UpdateFromSeek();
return S_OK;
}
HRESULT my12doomSourceStream::ChangeStop()
{
{
CAutoLock lock(CSourceSeeking::m_pLock);
if ((REFERENCE_TIME)(m_frame_number+1) * m_stream->length * 10000 / m_stream->packet_count < m_rtStop)
{
return S_OK;
}
}
// We're already past the new stop time. Flush the graph.
UpdateFromSeek();
return S_OK;
}
HRESULT CAudioPin::ChangeRate()
{
if( m_dRateSeeking <= 0 )
{
m_dRateSeeking = 1.0; // Reset to a reasonable value.
return E_FAIL;
}
LogDebug("audPin: ChangeRate, m_dRateSeeking %f, Force seek done %d, IsSeeking %d",(float)m_dRateSeeking, m_pTsReaderFilter->m_bSeekAfterRcDone, m_pTsReaderFilter->IsSeeking());
if (!m_pTsReaderFilter->m_bSeekAfterRcDone && !m_pTsReaderFilter->IsSeeking()) //Don't force seek if another pin has already triggered it
{
m_pTsReaderFilter->m_bForceSeekAfterRateChange = true;
m_pTsReaderFilter->SetSeeking(true);
return UpdateFromSeek();
}
return S_OK;
}
HRESULT CVideoPin::ChangeRate()
{
CDeMultiplexer& demux = m_pTsReaderFilter->GetDemultiplexer();
if( m_dRateSeeking <= 0 )
{
m_dRateSeeking = 1.0; // Reset to a reasonable value.
return E_FAIL;
}
if( m_dRateSeeking > 4.0 &&
((demux.GetVideoServiceType()==SERVICE_TYPE_VIDEO_H264) ||
(demux.GetVideoServiceType()==SERVICE_TYPE_VIDEO_MPEG4)||
(demux.GetVideoServiceType()==SERVICE_TYPE_VIDEO_HEVC))
)
{
m_dRateSeeking = 1.0; // Reset to a reasonable value.
return E_FAIL;
}
if( m_dRateSeeking > 2.0 && (m_pTsReaderFilter->m_videoDecoderCLSID == CLSID_FFDSHOWVIDEO))
{
//Some video decoders don't handle higher rates properly
m_dRateSeeking = 1.0; // Reset to a reasonable value.
return E_FAIL;
}
LogDebug("vidPin: ChangeRate, m_dRateSeeking %f, Force seek done %d, IsSeeking %d",(float)m_dRateSeeking, m_pTsReaderFilter->m_bSeekAfterRcDone, m_pTsReaderFilter->IsSeeking());
if (!m_pTsReaderFilter->m_bSeekAfterRcDone && !m_pTsReaderFilter->IsSeeking()) //Don't force seek if another pin has already triggered it
{
m_pTsReaderFilter->m_bForceSeekAfterRateChange = true;
m_pTsReaderFilter->SetSeeking(true);
return UpdateFromSeek();
}
return S_OK;
}
HRESULT CAudioPin::ChangeStop()
{
m_pTsReaderFilter->SetSeeking(true);
return UpdateFromSeek();
}
// CMediaSeeking
HRESULT CSubtitlePin::ChangeStart()
{
m_pTsReaderFilter->SetSeeking(true);
return UpdateFromSeek();
}
//----------------------------------------------------------------------------
//! @brief 再生が停止された時にコールされる
//! @return エラーコード
//----------------------------------------------------------------------------
HRESULT CDemuxSource::ChangeStop(void)
{
UpdateFromSeek();
return Reader()->SetEndTime(m_rtStop);
}
HRESULT my12doomImageStream::ChangeStop()
{
// We're already past the new stop time. Flush the graph.
UpdateFromSeek();
return S_OK;
}
