[FFmpeg-devel] [PATCH] lavc: use packet duration for subtitles if necessary.

Nicolas George nicolas.george at normalesup.org
Thu Apr 4 12:21:04 CEST 2013


Le quartidi 4 germinal, an CCXXI, Nicolas George a écrit :
> Fix trac ticket #2397.
> 
> Signed-off-by: Nicolas George <nicolas.george at normalesup.org>
> ---
>  libavcodec/utils.c |    8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/libavcodec/utils.c b/libavcodec/utils.c
> index 70c6129..4d99a9a 100644
> --- a/libavcodec/utils.c
> +++ b/libavcodec/utils.c
> @@ -2226,6 +2226,14 @@ int avcodec_decode_subtitle2(AVCodecContext *avctx, AVSubtitle *sub,
>              ret = avctx->codec->decode(avctx, sub, got_sub_ptr, &pkt_recoded);
>              av_assert1((ret >= 0) >= !!*got_sub_ptr &&
>                         !!*got_sub_ptr >= !!sub->num_rects);
> +
> +            if (sub->num_rects && !sub->end_display_time && avpkt->duration &&
> +                avctx->pkt_timebase.num) {
> +                AVRational ms = { 1, 1000 };
> +                sub->end_display_time = av_rescale_q(avpkt->duration,
> +                                                     avctx->pkt_timebase, ms);
> +            }
> +
>              if (tmp.data != pkt_recoded.data) { // did we recode?
>                  /* prevent from destroying side data from original packet */
>                  pkt_recoded.side_data = NULL;

Ping?

Regards,

-- 
  Nicolas George
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