[FFmpeg-devel] [PATCH] Pass pts values through encoder by default.

Michael Niedermayer michaelni at gmx.at
Sun Jan 22 13:53:12 CET 2012


On Sun, Jan 22, 2012 at 11:25:25AM +0100, Reimar Döffinger wrote:
> Avoids having to duplicate the code for trivial, non-reordering
> encoders.
> Completely and utterly breaks almost all H.264 conformance tests,
> sometimes just making the pts start with negative values, sometimes
> only giving 2 instead of 20 decoded frames or failing with not
> correctly ordered pts.
> 
> Signed-off-by: Reimar Döffinger <Reimar.Doeffinger at gmx.de>
> ---
>  libavcodec/utils.c |    2 ++
>  1 files changed, 2 insertions(+), 0 deletions(-)
> 
> diff --git a/libavcodec/utils.c b/libavcodec/utils.c
> index a505fa5..ce6e93c 100644
> --- a/libavcodec/utils.c
> +++ b/libavcodec/utils.c
> @@ -1141,6 +1141,8 @@ int attribute_align_arg avcodec_encode_video(AVCodecContext *avctx, uint8_t *buf
>      }
>      if(av_image_check_size(avctx->width, avctx->height, 0, avctx))
>          return -1;
> +    if (pict)
> +        avctx->coded_frame->pts = pict->pts;

This doesnt look correct for non trivial encoders like h264
but maybe iam not fully awake yet ...

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

The misfortune of the wise is better than the prosperity of the fool.
-- Epicurus
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