[FFmpeg-devel] [PATCH 1/6] avcodec/packet: add a decoded frame cropping side data type

[Andreas Rheinhardt]

James Almer:
> Signed-off-by: James Almer <jamrial at gmail.com>
> ---
>  libavcodec/packet.h | 14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 
> diff --git a/libavcodec/packet.h b/libavcodec/packet.h
> index a9a41576da..9dee035690 100644
> --- a/libavcodec/packet.h
> +++ b/libavcodec/packet.h
> @@ -330,6 +330,20 @@ enum AVPacketSideDataType {
>      */
>      AV_PKT_DATA_AMBIENT_VIEWING_ENVIRONMENT,
>  
> +    /**
> +     * The number of pixels to discard from the
> +     * top/bottom/left/right border of the decoded frame to obtain the sub-rectangle
> +     * intended for presentation.
> +     *
> +     * @code
> +     * u32le crop_top
> +     * u32le crop_bottom
> +     * u32le crop_left
> +     * u32le crop_right
> +     * @endcode
> +     */
> +    AV_PKT_DATA_FRAME_CROPPING,
> +
>      /**
>       * The number of side data types.
>       * This is not part of the public API/ABI in the sense that it may

As I already said about an earlier iteration of this: The cropping is a
rational in ISOBMFF, so it should be here, too.

- Andreas