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libavfilter/decimate: Add pts of first frame to all frames.
Fixes ticket #3019 Reviewed-by: Clément Bœsch
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commit
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@ -43,6 +43,7 @@ typedef struct {
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AVFrame **clean_src; ///< frame queue for the clean source
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int got_frame[2]; ///< frame request flag for each input stream
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double ts_unit; ///< timestamp units for the output frames
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int64_t start_pts; ///< base for output timestamps
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uint32_t eof; ///< bitmask for end of stream
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int hsub, vsub; ///< chroma subsampling values
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int depth;
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@ -210,11 +211,14 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
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av_frame_free(&dm->queue[i].frame);
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} else {
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AVFrame *frame = dm->queue[i].frame;
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if (frame->pts != AV_NOPTS_VALUE && dm->start_pts == AV_NOPTS_VALUE)
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dm->start_pts = frame->pts;
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if (dm->ppsrc) {
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av_frame_free(&frame);
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frame = dm->clean_src[i];
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}
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frame->pts = outlink->frame_count * dm->ts_unit;
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frame->pts = outlink->frame_count * dm->ts_unit +
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(dm->start_pts == AV_NOPTS_VALUE ? 0 : dm->start_pts);
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ret = ff_filter_frame(outlink, frame);
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if (ret < 0)
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break;
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@ -259,7 +263,7 @@ static int config_input(AVFilterLink *inlink)
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static av_cold int decimate_init(AVFilterContext *ctx)
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{
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const DecimateContext *dm = ctx->priv;
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DecimateContext *dm = ctx->priv;
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AVFilterPad pad = {
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.name = av_strdup("main"),
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.type = AVMEDIA_TYPE_VIDEO,
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@ -285,6 +289,8 @@ static av_cold int decimate_init(AVFilterContext *ctx)
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return AVERROR(EINVAL);
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}
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dm->start_pts = AV_NOPTS_VALUE;
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return 0;
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}
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