[FFmpeg-devel] [PATCH 2/2] avcodec: mark AV_CODEC_CAP_SUBFRAMES as deprecated

[wm4]

On Sun, 31 Dec 2017 13:07:28 +0000
Rostislav Pehlivanov <atomnuker at gmail.com> wrote:

> The new decoding API supports 1 avpkt -> multiple avframes natively.
> 
> Signed-off-by: Rostislav Pehlivanov <atomnuker at gmail.com>
> ---
>  libavcodec/avcodec.h | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
> index 5a27211b80..7e74c3b01c 100644
> --- a/libavcodec/avcodec.h
> +++ b/libavcodec/avcodec.h
> @@ -985,6 +985,7 @@ typedef struct RcOverride{
>   */
>  #define AV_CODEC_CAP_SMALL_LAST_FRAME    (1 <<  6)
>  
> +#if FF_API_OLD_CODING
>  /**
>   * Codec can output multiple frames per AVPacket
>   * Normally demuxers return one frame at a time, demuxers which do not do
> @@ -995,8 +996,10 @@ typedef struct RcOverride{
>   * may return multiple frames in a packet. This has many disadvantages like
>   * prohibiting stream copy in many cases thus it should only be considered
>   * as a last resort.
> + * @deprecated the new decoding API handles this natively
>   */
>  #define AV_CODEC_CAP_SUBFRAMES           (1 <<  8)
> +#endif
>  /**
>   * Codec is experimental and is thus avoided in favor of non experimental
>   * encoders

That is completely orthogonal. The old API didn't require checking this
either. (And some codecs are incorrectly marked anyway.)