On 02/12/2012 12:19 PM, Ibrahim Sha'ath wrote: > Hello all, > > I've been wrestling with a segfault that occurs during multithreaded > batch decoding jobs, and I hope someone can help. This issue seems only > to occur with Windows Media files, and I can't always reproduce it (but > I can get it to happen fairly consistently by decoding a batch of files > that includes some WMAs). > > My app is built in C++ using the Qt framework, and it targets Mac OS and > Windows, though the segfault seems to be limited to Windows. > > I assume that I must have made some mistake with the memory allocation > in my code, or possibly overlooked some implication of running the > decoding function across parallel threads. The process that handles > decoding is here > <https://github.com/ibsh/is_KeyFinder/blob/master/decoderlibav.cpp>; the > function of primary interest is pasted below: > > int LibAvDecoder::decodePacket(AVCodecContext* cCtx, AVPacket* avpkt, > AudioStream* ab){ > DECLARE_ALIGNED(16, uint8_t, > outputBuffer)[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2];
DECLARE_ALIGNED() doesn't work on the stack like that. -Justin _______________________________________________ libav-api mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-api
