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author | Gyan Doshi <ffmpeg@gyani.pro> | 2019-07-29 10:53:12 +0530 |
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committer | Gyan Doshi <ffmpeg@gyani.pro> | 2019-07-29 12:46:59 +0530 |
commit | 43891ea8ab286a08e731ebac78123c4f1b1d35ca (patch) | |
tree | 7273605574b5b911488d80647ecb9c9fe04decea /libavfilter | |
parent | 20fed2f0ab197d60801280dfc844f6b29a397ff2 (diff) | |
download | ffmpeg-streaming-43891ea8ab286a08e731ebac78123c4f1b1d35ca.zip ffmpeg-streaming-43891ea8ab286a08e731ebac78123c4f1b1d35ca.tar.gz |
avfilter/fade: don't allow nb_frames == 0
In filter init, there's a division by nb_frames but value isn't checked.
Diffstat (limited to 'libavfilter')
-rw-r--r-- | libavfilter/vf_fade.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavfilter/vf_fade.c b/libavfilter/vf_fade.c index 17eca10..bec765a 100644 --- a/libavfilter/vf_fade.c +++ b/libavfilter/vf_fade.c @@ -381,9 +381,9 @@ static const AVOption fade_options[] = { { "s", "Number of the first frame to which to apply the effect.", OFFSET(start_frame), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, FLAGS }, { "nb_frames", "Number of frames to which the effect should be applied.", - OFFSET(nb_frames), AV_OPT_TYPE_INT, { .i64 = 25 }, 0, INT_MAX, FLAGS }, + OFFSET(nb_frames), AV_OPT_TYPE_INT, { .i64 = 25 }, 1, INT_MAX, FLAGS }, { "n", "Number of frames to which the effect should be applied.", - OFFSET(nb_frames), AV_OPT_TYPE_INT, { .i64 = 25 }, 0, INT_MAX, FLAGS }, + OFFSET(nb_frames), AV_OPT_TYPE_INT, { .i64 = 25 }, 1, INT_MAX, FLAGS }, { "alpha", "fade alpha if it is available on the input", OFFSET(alpha), AV_OPT_TYPE_BOOL, {.i64 = 0 }, 0, 1, FLAGS }, { "start_time", "Number of seconds of the beginning of the effect.", OFFSET(start_time), AV_OPT_TYPE_DURATION, {.i64 = 0. }, 0, INT64_MAX, FLAGS }, |