[FFmpeg-devel] [PATCH V6 1/2] avutil: add ROI (Region Of Interest) data struct and bump version

Michael Niedermayer michael at niedermayer.cc
Mon Jan 7 21:20:52 EET 2019

On Tue, Jan 08, 2019 at 03:54:14AM +0800, Guo, Yejun wrote:
> The encoders such as libx264 support different QPs offset for different MBs,
> it makes possible for ROI-based encoding. It makes sense to add support
> within ffmpeg to generate/accept ROI infos and pass into encoders.
> Typical usage: After AVFrame is decoded, a ffmpeg filter or user's code
> generates ROI info for that frame, and the encoder finally does the
> ROI-based encoding.
> The ROI info is maintained as side data of AVFrame.
> Signed-off-by: Guo, Yejun <yejun.guo at intel.com>
> ---
>  libavutil/frame.c   |  1 +
>  libavutil/frame.h   | 35 +++++++++++++++++++++++++++++++++++
>  libavutil/version.h |  2 +-
>  3 files changed, 37 insertions(+), 1 deletion(-)

needs a update to doc/APIchanges


Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Those who would give up essential Liberty, to purchase a little
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