https://community.intel.com/t5/Intel-Integrated-Performance/h264-Threaded-decoder/m-p/864090#M8125 <DIV style="margin:0px;"> <DIV id="quote_reply" style="width: 100%; margin-top: 5px;"> <DIV style="margin-left:2px;margin-right:2px;">Quoting - <A href="https://community.intel.com/en-us/profile/440301">shinjite</A></DIV> <DIV style="background-color:#E5E5E5; padding:5px;border: 1px; border-style: inset;margin-left:2px;margin-right:2px;"><EM>Yo guys,<BR /><BR />Trying write looping points on my videos. Where the video will just restart over when Its done... I don't like how the pts values just keep incrementing on the compressed media data frames (when it hits end of media data).<BR />I call reset on it and pts still increments? What gives.<BR /><BR />Anyways I tried to call Reset on the video decoder and found this crash (using 4 threads). <BR />Unhandled exception at 0x01498e21 in OpalViewer_d_Win32.exe: 0xC0000005: Access violation reading location 0x00000010.<BR /><BR />Stack<BR />&gt; OpalViewer_d_Win32.exe!UMC::H264Slice::IsSliceGroups() Line 235 + 0x31 bytes C++<BR /> OpalViewer_d_Win32.exe!UMC::H264SegmentDecoder::UpdateNeighbouringAddresses(int IgnoreSliceEdges=0) Line 1617 + 0x1b bytes C++<BR /> OpalViewer_d_Win32.exe!UMC::MBDecoder<SHORT>::DecodeMacroblock_PSlice_CABAC(UMC::H264SegmentDecoderMultiThreaded * sd=0x035b69d8) Line 381 C++<BR /> OpalViewer_d_Win32.exe!UMC::SegmentDecoderHP<:MBDECODER><SHORT>,UMC::MBReconstructor<SHORT>,short,unsigned char,unsigned char,1,0,1&gt;::DecodeSegmentCABAC(unsigned int nCurMBNumber=629, unsigned int &amp; nMaxMBNumber=650, UMC::H264SegmentDecoderMultiThreaded * sd=0x035b69d8) Line 2510 + 0xf bytes C++<BR /> OpalViewer_d_Win32.exe!UMC::H264SegmentDecoderMultiThreaded::DecodeMacroBlockCABAC(unsigned int nCurMBNumber=600, unsigned int &amp; nMaxMBNumber=650) Line 24 + 0x29 bytes C++<BR /> OpalViewer_d_Win32.exe!UMC::H264SegmentDecoderMultiThreaded::DecodeSegment(int iCurMBNumber=600, int &amp; iMBToDecode=50) Line 294 + 0x10 bytes C++<BR /> OpalViewer_d_Win32.exe!UMC::H264SegmentDecoderMultiThreaded::ProcessSegment() Line 210 + 0x13 bytes C++<BR /> OpalViewer_d_Win32.exe!UMC::H264Thread::DecodingThreadRoutine(void * p=0x035b69d8) Line 102 + 0xf bytes C++<BR /> OpalViewer_d_Win32.exe!_callthreadstartex() Line 348 + 0xf bytes C<BR /> OpalViewer_d_Win32.exe!_threadstartex(void * ptd=0x035b9d90) Line 331 C<BR /></SHORT></SHORT></:MBDECODER></SHORT></EM></DIV> </DIV> </DIV> <BR /><BR />Just curious If I could add anything to actuately fix it in the umc - Any help provided would be nice... It just seems like the threads arn't ever told that they "stopped" and they continue with badf00ds and feefee's<BR /> Tue, 29 Sep 2009 15:33:55 GMT shinjite 2009-09-29T15:33:55Z https://community.intel.com/t5/Intel-Integrated-Performance/h264-Threaded-decoder/m-p/864089#M8124 Yo guys,<BR /><BR />Trying write looping points on my videos. Where the video will just restart over when Its done... I don't like how the pts values just keep incrementing on the compressed media data frames (when it hits end of media data).<BR />I call reset on it and pts still increments? What gives.<BR /><BR />Anyways I tried to call Reset on the video decoder and found this crash (using 4 threads). <BR />Unhandled exception at 0x01498e21 in OpalViewer_d_Win32.exe: 0xC0000005: Access violation reading location 0x00000010.<BR /><BR />Stack<BR />&gt; OpalViewer_d_Win32.exe!UMC::H264Slice::IsSliceGroups() Line 235 + 0x31 bytes C++<BR /> OpalViewer_d_Win32.exe!UMC::H264SegmentDecoder::UpdateNeighbouringAddresses(int IgnoreSliceEdges=0) Line 1617 + 0x1b bytes C++<BR /> OpalViewer_d_Win32.exe!UMC::MBDecoder<SHORT>::DecodeMacroblock_PSlice_CABAC(UMC::H264SegmentDecoderMultiThreaded * sd=0x035b69d8) Line 381 C++<BR /> OpalViewer_d_Win32.exe!UMC::SegmentDecoderHP<:MBDECODER><SHORT>,UMC::MBReconstructor<SHORT>,short,unsigned char,unsigned char,1,0,1&gt;::DecodeSegmentCABAC(unsigned int nCurMBNumber=629, unsigned int &amp; nMaxMBNumber=650, UMC::H264SegmentDecoderMultiThreaded * sd=0x035b69d8) Line 2510 + 0xf bytes C++<BR /> OpalViewer_d_Win32.exe!UMC::H264SegmentDecoderMultiThreaded::DecodeMacroBlockCABAC(unsigned int nCurMBNumber=600, unsigned int &amp; nMaxMBNumber=650) Line 24 + 0x29 bytes C++<BR /> OpalViewer_d_Win32.exe!UMC::H264SegmentDecoderMultiThreaded::DecodeSegment(int iCurMBNumber=600, int &amp; iMBToDecode=50) Line 294 + 0x10 bytes C++<BR /> OpalViewer_d_Win32.exe!UMC::H264SegmentDecoderMultiThreaded::ProcessSegment() Line 210 + 0x13 bytes C++<BR /> OpalViewer_d_Win32.exe!UMC::H264Thread::DecodingThreadRoutine(void * p=0x035b69d8) Line 102 + 0xf bytes C++<BR /> OpalViewer_d_Win32.exe!_callthreadstartex() Line 348 + 0xf bytes C<BR /> OpalViewer_d_Win32.exe!_threadstartex(void * ptd=0x035b9d90) Line 331 C<BR /></SHORT></SHORT></:MBDECODER></SHORT> Wed, 23 Sep 2009 17:42:37 GMT https://community.intel.com/t5/Intel-Integrated-Performance/h264-Threaded-decoder/m-p/864089#M8124 shinjite 2009-09-23T17:42:37Z https://community.intel.com/t5/Intel-Integrated-Performance/h264-Threaded-decoder/m-p/864090#M8125 <DIV style="margin:0px;"> <DIV id="quote_reply" style="width: 100%; margin-top: 5px;"> <DIV style="margin-left:2px;margin-right:2px;">Quoting - <A href="https://community.intel.com/en-us/profile/440301">shinjite</A></DIV> <DIV style="background-color:#E5E5E5; padding:5px;border: 1px; border-style: inset;margin-left:2px;margin-right:2px;"><EM>Yo guys,<BR /><BR />Trying write looping points on my videos. Where the video will just restart over when Its done... I don't like how the pts values just keep incrementing on the compressed media data frames (when it hits end of media data).<BR />I call reset on it and pts still increments? What gives.<BR /><BR />Anyways I tried to call Reset on the video decoder and found this crash (using 4 threads). <BR />Unhandled exception at 0x01498e21 in OpalViewer_d_Win32.exe: 0xC0000005: Access violation reading location 0x00000010.<BR /><BR />Stack<BR />&gt; OpalViewer_d_Win32.exe!UMC::H264Slice::IsSliceGroups() Line 235 + 0x31 bytes C++<BR /> OpalViewer_d_Win32.exe!UMC::H264SegmentDecoder::UpdateNeighbouringAddresses(int IgnoreSliceEdges=0) Line 1617 + 0x1b bytes C++<BR /> OpalViewer_d_Win32.exe!UMC::MBDecoder<SHORT>::DecodeMacroblock_PSlice_CABAC(UMC::H264SegmentDecoderMultiThreaded * sd=0x035b69d8) Line 381 C++<BR /> OpalViewer_d_Win32.exe!UMC::SegmentDecoderHP<:MBDECODER><SHORT>,UMC::MBReconstructor<SHORT>,short,unsigned char,unsigned char,1,0,1&gt;::DecodeSegmentCABAC(unsigned int nCurMBNumber=629, unsigned int &amp; nMaxMBNumber=650, UMC::H264SegmentDecoderMultiThreaded * sd=0x035b69d8) Line 2510 + 0xf bytes C++<BR /> OpalViewer_d_Win32.exe!UMC::H264SegmentDecoderMultiThreaded::DecodeMacroBlockCABAC(unsigned int nCurMBNumber=600, unsigned int &amp; nMaxMBNumber=650) Line 24 + 0x29 bytes C++<BR /> OpalViewer_d_Win32.exe!UMC::H264SegmentDecoderMultiThreaded::DecodeSegment(int iCurMBNumber=600, int &amp; iMBToDecode=50) Line 294 + 0x10 bytes C++<BR /> OpalViewer_d_Win32.exe!UMC::H264SegmentDecoderMultiThreaded::ProcessSegment() Line 210 + 0x13 bytes C++<BR /> OpalViewer_d_Win32.exe!UMC::H264Thread::DecodingThreadRoutine(void * p=0x035b69d8) Line 102 + 0xf bytes C++<BR /> OpalViewer_d_Win32.exe!_callthreadstartex() Line 348 + 0xf bytes C<BR /> OpalViewer_d_Win32.exe!_threadstartex(void * ptd=0x035b9d90) Line 331 C<BR /></SHORT></SHORT></:MBDECODER></SHORT></EM></DIV> </DIV> </DIV> <BR /><BR />Just curious If I could add anything to actuately fix it in the umc - Any help provided would be nice... It just seems like the threads arn't ever told that they "stopped" and they continue with badf00ds and feefee's<BR /> Tue, 29 Sep 2009 15:33:55 GMT https://community.intel.com/t5/Intel-Integrated-Performance/h264-Threaded-decoder/m-p/864090#M8125 shinjite 2009-09-29T15:33:55Z