On Tue, 2024-04-16 at 04:57 +0000, Wang, Fei W wrote:
> On Mon, 2024-04-15 at 23:07 +0100, Mark Thompson wrote:
> > On 15/04/2024 02:21, Xiang, Haihao wrote:
> > > On Ma, 2024-03-18 at 12:21 +0800,
> > > fei.w.wang-at-intel....@ffmpeg.org wrote:
> > > > From: Fei Wang <fei.w.w...@intel.com>
> > > >
> > > > There is no Main8/10 profile defined in HEVC REXT profiles. Use
> > > > Main12
> > > > which is compatible with 8/10bit.
> > > >
> > > > Signed-off-by: Fei Wang <fei.w.w...@intel.com>
> > > > ---
> > > > libavcodec/vaapi_encode_h265.c | 4 ++--
> > > > 1 file changed, 2 insertions(+), 2 deletions(-)
> > > >
> > > > diff --git a/libavcodec/vaapi_encode_h265.c
> > > > b/libavcodec/vaapi_encode_h265.c
> > > > index c4aabbf5ed..43755e2188 100644
> > > > --- a/libavcodec/vaapi_encode_h265.c
> > > > +++ b/libavcodec/vaapi_encode_h265.c
> > > > @@ -1305,12 +1305,12 @@ static av_cold int
> > > > vaapi_encode_h265_configure(AVCodecContext *avctx)
> > > >
> > > > static const VAAPIEncodeProfile vaapi_encode_h265_profiles[] =
> > > > {
> > > > { AV_PROFILE_HEVC_MAIN, 8, 3, 1, 1,
> > > > VAProfileHEVCMain },
> > > > - { AV_PROFILE_HEVC_REXT, 8, 3, 1, 1,
> > > > VAProfileHEVCMain },
> > > > #if VA_CHECK_VERSION(0, 37, 0)
> > > > { AV_PROFILE_HEVC_MAIN_10, 10, 3, 1, 1,
> > > > VAProfileHEVCMain10 },
> > > > - { AV_PROFILE_HEVC_REXT, 10, 3, 1, 1,
> > > > VAProfileHEVCMain10 },
> > > > #endif
> > > > #if VA_CHECK_VERSION(1, 2, 0)
> > > > + { AV_PROFILE_HEVC_REXT, 8, 3, 1, 1,
> > > > VAProfileHEVCMain12
> > > > },
> > > > + { AV_PROFILE_HEVC_REXT, 10, 3, 1, 1,
> > > > VAProfileHEVCMain12
> > > > },
> > > > { AV_PROFILE_HEVC_REXT, 12, 3, 1, 1,
> > > > VAProfileHEVCMain12
> > > > },
> > > > { AV_PROFILE_HEVC_REXT, 8, 3, 1, 0,
> > > > VAProfileHEVCMain422_10 },
> > > > { AV_PROFILE_HEVC_REXT, 10, 3, 1, 0,
> > > > VAProfileHEVCMain422_10 },
> > >
> > > Patchset LGTM, I'll push it if there are no comments.
> >
> > Why is this change helpful?
>
> Together with 2/2 fix on the hw support VAAPI main12 decode and
> encode:
>
> $ ffmpeg -hwaccel vaapi -f lavfi -i testsrc -vf
> 'format=nv12,hwupload'
> -c:v hevc_vaapi -profile:v rext -vframes 30 -y out.mp4
>
> $ ffmpeg -hwaccel vaapi -i out.mp4 -f null -
> ...
> [hevc @ 0x55b4fda0a780] HEVC profile is not found.
> [hevc @ 0x55b4fda0a780] No support for codec hevc profile 4.
> [hevc @ 0x55b4fda0a780] Failed setup for format vaapi: hwaccel
> initialisation returned error.
>
> Same for p010le as input of encoder.
Hi
Any further comments on this patchset?
Thanks
Fei
>
> Thanks
> Fei
> > We don't use the rext features allowed in these cases (unlike in
> > the
> > decoder where we have to support them), so Main / Main 10 encoders
> > will be able to produce a compatible stream without pointlessly
> > requiring Main 12 support which many devices do not have.
> >
> > Thanks,
> >
> > - Mark
> > _______________________________________________
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> > ffmpeg-devel@ffmpeg.org
> > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
> >
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