[FFmpeg-devel] [PATCH v5 1/2] vaapi: support VAProfileH264High10 decoding

[Jianfeng Zheng]

Hi Haihao,

I think high10 intra encoding would also be supported as well. But I
havn't made strict
test. It could be opened as well in an additional patch after some more test.

Thanks
Jianfeng

Xiang, Haihao <haihao.xiang-at-intel.com at ffmpeg.org> 于2023年4月6日周四 15:12写道：
>
> On Vr, 2023-03-31 at 19:54 +0800, jianfeng.zheng wrote:
> > see https://github.com/intel/libva/pull/664
> >
> > Signed-off-by: jianfeng.zheng <jianfeng.zheng at mthreads.com>
> > ---
> >  libavcodec/h264_slice.c   | 9 ++++++++-
> >  libavcodec/vaapi_decode.c | 5 +++++
> >  2 files changed, 13 insertions(+), 1 deletion(-)
> >
> > diff --git a/libavcodec/h264_slice.c b/libavcodec/h264_slice.c
> > index 7767e16cf1..d05b83a121 100644
> > --- a/libavcodec/h264_slice.c
> > +++ b/libavcodec/h264_slice.c
> > @@ -809,8 +809,15 @@ static enum AVPixelFormat get_pixel_format(H264Context
> > *h, int force_callback)
> >                  *fmt++ = AV_PIX_FMT_YUV444P10;
> >          } else if (CHROMA422(h))
> >              *fmt++ = AV_PIX_FMT_YUV422P10;
> > -        else
> > +        else {
> > +#if CONFIG_H264_VAAPI_HWACCEL
> > +            // Just add as candidate. Whether VAProfileH264High10 usable or
> > +            // not is decided by vaapi_decode_make_config() defined in FFmpeg
> > +            // and vaQueryCodingProfile() defined in libva.
> > +            *fmt++ = AV_PIX_FMT_VAAPI;
> > +#endif
> >              *fmt++ = AV_PIX_FMT_YUV420P10;
> > +        }
> >          break;
> >      case 12:
> >          if (CHROMA444(h)) {
> > diff --git a/libavcodec/vaapi_decode.c b/libavcodec/vaapi_decode.c
> > index ab8c12e364..dd55cbd6f1 100644
> > --- a/libavcodec/vaapi_decode.c
> > +++ b/libavcodec/vaapi_decode.c
> > @@ -398,6 +398,11 @@ static const struct {
> >      MAP(MPEG4,       MPEG4_ADVANCED_SIMPLE,
> >                                 MPEG4AdvancedSimple),
> >      MAP(MPEG4,       MPEG4_MAIN,      MPEG4Main   ),
> > +#if VA_CHECK_VERSION(1, 18, 0)
> > +    MAP(H264,        H264_HIGH_10_INTRA,
> > +                                      H264High10  ),
> > +    MAP(H264,        H264_HIGH_10,    H264High10  ),
> > +#endif
> >      MAP(H264,        H264_CONSTRAINED_BASELINE,
> >                             H264ConstrainedBaseline),
> >      MAP(H264,        H264_MAIN,       H264Main    ),
>
> Pathset LGTM, but I wonder high 10 and high 10 intra are supported for decoding
> however only high 10 is supported for encoding. does high 10 intra not work as
> expected for encoding ?
>
> Thanks
> Haihao
>
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