ffmpeg | branch: release/2.7 | Michael Niedermayer <michae...@gmx.at> | Fri Jul 10 02:01:17 2015 +0200| [0df814cf97310903eecd6b44c0f828c7da52905a] | committer: Michael Niedermayer
avcodec/utils: use a minimum 32pixel width in avcodec_align_dimensions2() for H.264 Fixes Assertion failure Found-by: Andreas Cadhalpun <andreas.cadhal...@googlemail.com> Signed-off-by: Michael Niedermayer <michae...@gmx.at> (cherry picked from commit 7ef6656b1e5bfbc7499013d3b38b093b6b2f31ec) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=0df814cf97310903eecd6b44c0f828c7da52905a --- libavcodec/utils.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/libavcodec/utils.c b/libavcodec/utils.c index 558afeb..6596aea 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -428,10 +428,12 @@ void avcodec_align_dimensions2(AVCodecContext *s, int *width, int *height, *width = FFALIGN(*width, w_align); *height = FFALIGN(*height, h_align); - if (s->codec_id == AV_CODEC_ID_H264 || s->lowres) + if (s->codec_id == AV_CODEC_ID_H264 || s->lowres) { // some of the optimized chroma MC reads one line too much // which is also done in mpeg decoders with lowres > 0 *height += 2; + *width = FFMAX(*width, 32); + } for (i = 0; i < 4; i++) linesize_align[i] = STRIDE_ALIGN; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog