ffmpeg | branch: release/4.0 | Michael Niedermayer <mich...@niedermayer.cc> | Fri Jul 6 22:23:25 2018 +0200| [0981dfee7d413ec6f30f00ddb109e3959c05bebd] | committer: Michael Niedermayer
avformat/movenc: Check input sample count Fixes: division by 0 Fixes: fpe_movenc.c_199_1.wav Fixes: fpe_movenc.c_199_2.wav Fixes: fpe_movenc.c_199_3.wav Fixes: fpe_movenc.c_199_4.wav Fixes: fpe_movenc.c_199_5.wav Fixes: fpe_movenc.c_199_6.wav Fixes: fpe_movenc.c_199_7.wav Found-by: #CHEN HONGXU# <hchen...@e.ntu.edu.sg> Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit 3a2d21bc5f97aa0161db3ae731fc2732be6108b8) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=0981dfee7d413ec6f30f00ddb109e3959c05bebd --- libavformat/movenc.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/libavformat/movenc.c b/libavformat/movenc.c index efddaaf720..ef76c6a5a5 100644 --- a/libavformat/movenc.c +++ b/libavformat/movenc.c @@ -5215,6 +5215,11 @@ int ff_mov_write_packet(AVFormatContext *s, AVPacket *pkt) else samples_in_chunk = 1; + if (samples_in_chunk < 1) { + av_log(s, AV_LOG_ERROR, "fatal error, input packet contains no samples\n"); + return AVERROR_PATCHWELCOME; + } + /* copy extradata if it exists */ if (trk->vos_len == 0 && par->extradata_size > 0 && !TAG_IS_AVCI(trk->tag) && _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
