ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Sat Jun 5 20:04:45 2021 +0200| [06af6e101bbd04e8ecc5337bc3b6894a5e058e14] | committer: Michael Niedermayer
avfilter/vf_mestimate: Check b_count Fixes: left shift of negative value -1 Fixes: Ticket8270 Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=06af6e101bbd04e8ecc5337bc3b6894a5e058e14 --- libavfilter/vf_mestimate.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavfilter/vf_mestimate.c b/libavfilter/vf_mestimate.c index daf7fde95f..f1935244c1 100644 --- a/libavfilter/vf_mestimate.c +++ b/libavfilter/vf_mestimate.c @@ -100,6 +100,9 @@ static int config_input(AVFilterLink *inlink) s->b_height = inlink->h >> s->log2_mb_size; s->b_count = s->b_width * s->b_height; + if (s->b_count == 0) + return AVERROR(EINVAL); + for (i = 0; i < 3; i++) { s->mv_table[i] = av_mallocz_array(s->b_count, sizeof(*s->mv_table[0])); if (!s->mv_table[i]) _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
