virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-12-23 12:43:46 +02:00
Code Issues Releases Activity

avfilter/af_astats: clip input value to prevent overflow

Browse Source
This commit is contained in:
Paul B Mahol 2021-01-04 11:11:26 +01:00
parent 6c24f2bf41
commit 89c9c42c5b
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
libavfilter/af_astats.c
View File

@ -329,7 +329,7 @@ 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(nd) * HISTOGRAM_MAX, 0, HISTOGRAM_MAX);
index = av_clip(FFABS(av_clipd(nd, -1.0, 1.0)) * HISTOGRAM_MAX, 0, HISTOGRAM_MAX);
p->max_index = FFMAX(p->max_index, index);
p->histogram[index]++;
if (!isnan(p->noise_floor))