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libavfilter/decimate: Add pts of first frame to all frames. 

Fixes ticket #3019

Reviewed-by: Clément Bœsch
This commit is contained in:
Carl Eugen Hoyos 2013-10-31 00:33:51 +01:00
parent fa6fa2162b
commit e4b0a77021
1 changed files with 8 additions and 2 deletions
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10
libavfilter/vf_decimate.c
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@ -43,6 +43,7 @@ typedef struct {
AVFrame **clean_src; ///< frame queue for the clean source
int got_frame[2]; ///< frame request flag for each input stream
double ts_unit; ///< timestamp units for the output frames
int64_t start_pts; ///< base for output timestamps
uint32_t eof; ///< bitmask for end of stream
int hsub, vsub; ///< chroma subsampling values
int depth;
@ -210,11 +211,14 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
av_frame_free(&dm->queue[i].frame);
} else {
AVFrame *frame = dm->queue[i].frame;
if (frame->pts != AV_NOPTS_VALUE && dm->start_pts == AV_NOPTS_VALUE)
dm->start_pts = frame->pts;
if (dm->ppsrc) {
av_frame_free(&frame);
frame = dm->clean_src[i];
}
frame->pts = outlink->frame_count * dm->ts_unit;
frame->pts = outlink->frame_count * dm->ts_unit +
(dm->start_pts == AV_NOPTS_VALUE ? 0 : dm->start_pts);
ret = ff_filter_frame(outlink, frame);
if (ret < 0)
break;
@ -259,7 +263,7 @@ static int config_input(AVFilterLink *inlink)
static av_cold int decimate_init(AVFilterContext *ctx)
{
const DecimateContext *dm = ctx->priv;
DecimateContext *dm = ctx->priv;
AVFilterPad pad = {
.name = av_strdup("main"),
.type = AVMEDIA_TYPE_VIDEO,
@ -285,6 +289,8 @@ static av_cold int decimate_init(AVFilterContext *ctx)
return AVERROR(EINVAL);
}
dm->start_pts = AV_NOPTS_VALUE;
return 0;
}