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avfilter/f_reverse: readjust frame timestamps for areverse

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This commit is contained in:
Paul B Mahol 2021-11-07 20:44:22 +01:00
parent 0370c3e3d4
commit 45dc668aea
1 changed files with 3 additions and 1 deletions
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4
libavfilter/f_reverse.c
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@ -33,6 +33,7 @@ typedef struct ReverseContext {
unsigned int pts_size;
int64_t *pts;
int flush_idx;
int64_t nb_samples;
} ReverseContext;
static av_cold int init(AVFilterContext *ctx)
@ -249,7 +250,8 @@ static int areverse_request_frame(AVFilterLink *outlink)
if (ret == AVERROR_EOF && s->nb_frames > 0) {
AVFrame *out = s->frames[s->nb_frames - 1];
out->pts = s->pts[s->flush_idx++];
out->pts = s->pts[s->flush_idx++] - s->nb_samples;
s->nb_samples += s->pts[s->flush_idx] - s->pts[s->flush_idx - 1] - out->nb_samples;
if (av_sample_fmt_is_planar(out->format))
reverse_samples_planar(out);