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author | Michael Niedermayer <michael@niedermayer.cc> | 2021-03-04 13:06:22 +0100 |
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committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-03-29 22:19:39 +0200 |
commit | 7fc8ba9068abc4c4cb3fbca4a25b53710ec374b6 (patch) | |
tree | cb329a7dc9a963c006cd0fc563094f64ccf55375 /libavcodec/setts_bsf.c | |
parent | 1f74661543c0c336e88846f90608fda7bd12deac (diff) |
avcodec/setts_bsf: Check timebase
Fixes: Division by 0
Fixes: 30952/clusterfuzz-testcase-minimized-ffmpeg_BSF_SETTS_fuzzer-6601016202100736
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/setts_bsf.c')
-rw-r--r-- | libavcodec/setts_bsf.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/setts_bsf.c b/libavcodec/setts_bsf.c index 5b6b256915..2558e38f51 100644 --- a/libavcodec/setts_bsf.c +++ b/libavcodec/setts_bsf.c @@ -152,7 +152,7 @@ static int setts_filter(AVBSFContext *ctx, AVPacket *pkt) s->var_values[VAR_PREV_OUTDTS] = s->prev_outdts; s->var_values[VAR_STARTPTS] = s->start_pts; s->var_values[VAR_STARTDTS] = s->start_dts; - s->var_values[VAR_TB] = av_q2d(ctx->time_base_out); + s->var_values[VAR_TB] = ctx->time_base_out.den ? av_q2d(ctx->time_base_out) : 0; s->var_values[VAR_SR] = ctx->par_in->sample_rate; new_ts = llrint(av_expr_eval(s->ts_expr, s->var_values, NULL)); |