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Handle VFW_E_BUFFERS_OUTSTANDING errors during pixel format negotiation. #4

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Handle VFW_E_BUFFERS_OUTSTANDING errors during pixel format negotiation. #4

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14 changes: 14 additions & 0 deletions decoder/LAVVideo/LAVVideo.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1122,6 +1122,7 @@ HRESULT CLAVVideo::NegotiatePixelFormat(CMediaType &outMt, int width, int height

HRESULT hr = S_OK;
int i = 0;
int timeout = 100;

DWORD dwAspectX, dwAspectY;
REFERENCE_TIME rtAvg;
Expand All @@ -1132,12 +1133,25 @@ HRESULT CLAVVideo::NegotiatePixelFormat(CMediaType &outMt, int width, int height
for (i = 0; i < m_PixFmtConverter.GetNumMediaTypes(); ++i) {
m_PixFmtConverter.GetMediaType(&mt, i, width, height, dwAspectX, dwAspectY, rtAvg, m_Decoder.IsInterlaced(), bVIH1);
//hr = m_pOutput->GetConnected()->QueryAccept(&mt);
receiveconnection:
hr = m_pOutput->GetConnected()->ReceiveConnection(m_pOutput, &mt);
if (hr == S_OK) {
DbgLog((LOG_TRACE, 10, L"::NegotiatePixelFormat(): Filter accepted format with index %d", i));
m_pOutput->SetMediaType(&mt);
hr = S_OK;
goto done;
} else if (hr == VFW_E_BUFFERS_OUTSTANDING && timeout != -1) {
if (timeout > 0) {
DbgLog((LOG_TRACE, 10, L"-> Buffers outstanding, retrying in 10ms.."));
Sleep(10);
timeout -= 10;
} else {
DbgLog((LOG_TRACE, 10, L"-> Buffers outstanding, timeout reached, flushing.."));
m_pOutput->DeliverBeginFlush();
m_pOutput->DeliverEndFlush();
timeout = -1;
}
goto receiveconnection;
}
}

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