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| author | Nicolas George <george@nsup.org> | 2020-04-16 21:36:35 +0200 |
|---|---|---|
| committer | Nicolas George <george@nsup.org> | 2020-05-23 15:51:45 +0200 |
| commit | 2a52f19a91de33f382e00a3efa9431ec3277af42 (patch) | |
| tree | 1c95b687a80104068f77da678c6eedb016cb4e0e | |
| parent | 6b65c4ec54511871f345cfa76a499fa65d94c0b8 (diff) | |
| download | ffmpeg-2a52f19a91de33f382e00a3efa9431ec3277af42.tar.gz | |
lavfi/framesync: use av_gcd_q().
| -rw-r--r-- | libavfilter/framesync.c | 14 |
1 files changed, 2 insertions, 12 deletions
diff --git a/libavfilter/framesync.c b/libavfilter/framesync.c index bc95f7d904..b32a5cba6c 100644 --- a/libavfilter/framesync.c +++ b/libavfilter/framesync.c @@ -117,7 +117,6 @@ static void framesync_sync_level_update(FFFrameSync *fs) int ff_framesync_configure(FFFrameSync *fs) { unsigned i; - int64_t gcd, lcm; if (!fs->opt_repeatlast || fs->opt_eof_action == EOF_ACTION_PASS) { fs->opt_repeatlast = 0; @@ -142,17 +141,8 @@ int ff_framesync_configure(FFFrameSync *fs) for (i = 0; i < fs->nb_in; i++) { if (fs->in[i].sync) { if (fs->time_base.num) { - gcd = av_gcd(fs->time_base.den, fs->in[i].time_base.den); - lcm = (fs->time_base.den / gcd) * fs->in[i].time_base.den; - if (lcm < AV_TIME_BASE / 2) { - fs->time_base.den = lcm; - fs->time_base.num = av_gcd(fs->time_base.num, - fs->in[i].time_base.num); - } else { - fs->time_base.num = 1; - fs->time_base.den = AV_TIME_BASE; - break; - } + fs->time_base = av_gcd_q(fs->time_base, fs->in[i].time_base, + AV_TIME_BASE / 2, AV_TIME_BASE_Q); } else { fs->time_base = fs->in[i].time_base; } |