STDMETHODIMP CBDDemuxer::Seek(REFERENCE_TIME rTime)
{
int64_t prev = bd_tell(m_pBD);
int64_t target = bd_find_seek_point(m_pBD, ConvertDSTimeTo90Khz(rTime));
m_EndOfStreamPacketFlushProtection = FALSE;
DbgLog((LOG_TRACE, 1, "Seek Request: %I64u (time); %I64u (byte), %I64u (prev byte)", rTime, target, prev));
HRESULT hr = m_lavfDemuxer->SeekByte(target + 4, AVSEEK_FLAG_BACKWARD);
if (m_MVCPlayback && m_MVCFormatContext) {
// Re-open to switch clip if needed
CloseMVCExtensionDemuxer();
if (FAILED(OpenMVCExtensionDemuxer(m_NewClip)))
return E_FAIL;
// Adjust for clip offset
int64_t seek_pts = 0;
if (rTime > 0) {
AVStream *stream = m_MVCFormatContext->streams[m_MVCStreamIndex];
rTime -= m_rtNewOffset;
rTime -= 10000000; // seek one second before the target to ensure the MVC queue isn't out of sync for too long
seek_pts = m_lavfDemuxer->ConvertRTToTimestamp(rTime, stream->time_base.num, stream->time_base.den);
}
if (seek_pts < 0)
seek_pts = 0;
av_seek_frame(m_MVCFormatContext, m_MVCStreamIndex, seek_pts, AVSEEK_FLAG_BACKWARD);
}
return hr;
}
STDMETHODIMP CBDDemuxer::Seek(REFERENCE_TIME rTime)
{
int64_t prev = bd_tell(m_pBD);
int64_t target = bd_find_seek_point(m_pBD, ConvertDSTimeTo90Khz(rTime));
DbgLog((LOG_TRACE, 1, "Seek Request: %I64u (time); %I64u (byte), %I64u (prev byte)", rTime, target, prev));
return m_lavfDemuxer->SeekByte(target, AVSEEK_FLAG_BACKWARD);
}
