STDMETHODIMP CDecDXVA2::Flush()
{
CDecAvcodec::Flush();
FlushDisplayQueue(FALSE);
#ifdef DEBUG
int used = 0;
for (int i = 0; i < m_NumSurfaces; i++) {
d3d_surface_t *s = &m_pSurfaces[i];
if (s->used) {
used++;
}
}
if (used > 0) {
DbgLog((LOG_TRACE, 10, L"WARNING! %d frames still in use after flush", used));
}
#endif
// This solves an issue with corruption after seeks on AMD systems, see JIRA LAV-5
if (m_dwVendorId == VEND_ID_ATI && m_nCodecId == AV_CODEC_ID_H264 && m_pDecoder) {
if (m_bNative && m_pDXVA2Allocator) {
// The allocator needs to be locked because flushes can happen async to other graph events
// and in the worst case the allocator is decommited while we're using it.
CAutoLock allocatorLock(m_pDXVA2Allocator);
if (m_pDXVA2Allocator->IsCommited())
CreateDXVA2Decoder(m_NumSurfaces, m_pRawSurface);
} else if(!m_bNative)
CreateDXVA2Decoder();
}
return S_OK;
}
// flush requires a specific handling since we need to be able to use the CAutoLock
void CTimeStretchFilter::flush()
{
CAutoLock allocatorLock(&m_allocatorLock);
if (m_Streams)
{
for(int i = 0; i < m_Streams->size(); i++)
m_Streams->at(i)->flush();
}
}
uint CTimeStretchFilter::flushEx()
{
CAutoLock allocatorLock(&m_allocatorLock);
uint minZeros = 0;
if (m_Streams)
{
for(int i = 0; i < m_Streams->size(); i++)
{
uint zeros = m_Streams->at(i)->flushEx();
if (i == 0 || minZeros > zeros)
minZeros = zeros;
}
}
return minZeros;
}