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avfilter/af_afftfilt: add timeline support

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This commit is contained in:
Paul B Mahol 2021-09-12 13:24:49 +02:00
parent 94d4cc24c3
commit 485a52e618
1 changed files with 8 additions and 0 deletions
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8
libavfilter/af_afftfilt.c
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@ -298,6 +298,12 @@ static int filter_frame(AVFilterLink *inlink)
int x;
values[VAR_CHANNEL] = ch;
if (ctx->is_disabled) {
for (n = 0; n <= window_size / 2; n++) {
fft_temp[n].re = fft_out[n].re;
fft_temp[n].im = fft_out[n].im;
}
} else {
for (n = 0; n <= window_size / 2; n++) {
float fr, fi;
@ -311,6 +317,7 @@ static int filter_frame(AVFilterLink *inlink)
fft_temp[n].re = fr;
fft_temp[n].im = fi;
}
}
for (n = window_size / 2 + 1, x = window_size / 2 - 1; n < window_size; n++, x--) {
fft_temp[n].re = fft_temp[x].re;
@ -485,4 +492,5 @@ const AVFilter ff_af_afftfilt = {
.activate = activate,
.query_formats = query_formats,
.uninit = uninit,
.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
};