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avfilter/af_afftfilt: use first input frame timestamp

This commit is contained in:
Paul B Mahol 2018-11-12 12:30:37 +01:00
parent 233cd89056
commit e96742dd3b
1 changed files with 4 additions and 0 deletions
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4
libavfilter/af_afftfilt.c
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@ -142,6 +142,7 @@ static int config_input(AVFilterLink *inlink)
char *args;
const char *last_expr = "1";
s->pts = AV_NOPTS_VALUE;
s->fft = av_fft_init(s->fft_bits, 0);
s->ifft = av_fft_init(s->fft_bits, 1);
if (!s->fft || !s->ifft)
@ -251,6 +252,9 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
int ch, n, ret, i, j, k;
int start = s->start, end = s->end;
if (s->pts == AV_NOPTS_VALUE)
s->pts = frame->pts;
ret = av_audio_fifo_write(s->fifo, (void **)frame->extended_data, frame->nb_samples);
av_frame_free(&frame);
if (ret < 0)