[FFmpeg-devel] [PATCH v2 1/1] avcodec/vaapi_encode: add frame-skip func

[Mark Thompson]

On 20/02/2019 10:33, Jing SUN wrote:
> This implements app controlled frame skipping
> in vaapi encoding. To make a frame skipped,
> allocate its frame side data of the newly
> added AV_FRAME_DATA_SKIP_FRAME type and set
> its value to 1.
> 
> Signed-off-by: Jing SUN <jing.a.sun at intel.com>
> ---
>  libavcodec/vaapi_encode.c | 112 ++++++++++++++++++++++++++++++++++++++++++++--
>  libavcodec/vaapi_encode.h |   5 +++
>  libavutil/frame.c         |   1 +
>  libavutil/frame.h         |   5 +++
>  4 files changed, 119 insertions(+), 4 deletions(-)

Have a look at <https://lists.ffmpeg.org/pipermail/ffmpeg-devel/2019-February/239989.html>, which tries to implement this feature in a more general way without adding any ad-hoc API.

- Mark