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lavc/encode: generalize a check for setting dts=pts 

DTS may be different from PTS only if both of these are true:
- the codec supports reordering
- the encoder has delay
This commit is contained in:
Anton Khirnov 2022-07-12 10:30:58 +02:00
parent 38cd829dce
commit 8789720d28
1 changed files with 6 additions and 3 deletions
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9
libavcodec/encode.c
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@ -211,7 +211,7 @@ int ff_encode_encode_cb(AVCodecContext *avctx, AVPacket *avpkt,
if (avctx->codec->type == AVMEDIA_TYPE_VIDEO &&
!(avctx->codec->capabilities & AV_CODEC_CAP_DELAY))
avpkt->pts = avpkt->dts = frame->pts;
avpkt->pts = frame->pts;
if (!(avctx->codec->capabilities & AV_CODEC_CAP_DELAY)) {
if (avctx->codec->type == AVMEDIA_TYPE_AUDIO) {
if (avpkt->pts == AV_NOPTS_VALUE)
@ -221,9 +221,12 @@ int ff_encode_encode_cb(AVCodecContext *avctx, AVPacket *avpkt,
frame->nb_samples);
}
}
if (avctx->codec->type == AVMEDIA_TYPE_AUDIO) {
// dts equals pts unless there is reordering
// there can be no reordering if there is no encoder delay
if (!(avctx->codec_descriptor->props & AV_CODEC_PROP_REORDER) ||
!(avctx->codec->capabilities & AV_CODEC_CAP_DELAY))
avpkt->dts = avpkt->pts;
}
} else {
unref:
av_packet_unref(avpkt);