ffmpeg | branch: master | Marton Balint <[email protected]> | Mon Jan 11 00:12:39 2021 +0100| [c8e1e56509c3f176803cdf40b4019263125fa43f] | committer: Marton Balint
avfilter/af_astats: fix possible crash because of undefined float to integer rounding Fixes ticket #9049. Signed-off-by: Marton Balint <[email protected]> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=c8e1e56509c3f176803cdf40b4019263125fa43f --- libavfilter/af_astats.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavfilter/af_astats.c b/libavfilter/af_astats.c index ebaae29f44..f50cbe199c 100644 --- a/libavfilter/af_astats.c +++ b/libavfilter/af_astats.c @@ -329,11 +329,11 @@ static inline void update_stat(AudioStatsContext *s, ChannelStats *p, double d, drop = p->win_samples[p->win_pos]; p->win_samples[p->win_pos] = nd; - index = av_clip(FFABS(av_clipd(nd, -1.0, 1.0)) * HISTOGRAM_MAX, 0, HISTOGRAM_MAX); + index = av_clip(lrint(av_clipd(FFABS(nd), 0.0, 1.0) * HISTOGRAM_MAX), 0, HISTOGRAM_MAX); p->max_index = FFMAX(p->max_index, index); p->histogram[index]++; if (!isnan(p->noise_floor)) - p->histogram[av_clip(FFABS(drop) * HISTOGRAM_MAX, 0, HISTOGRAM_MAX)]--; + p->histogram[av_clip(lrint(av_clipd(FFABS(drop), 0.0, 1.0) * HISTOGRAM_MAX), 0, HISTOGRAM_MAX)]--; p->win_pos++; while (p->histogram[p->max_index] == 0) _______________________________________________ ffmpeg-cvslog mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
