[FFmpeg-devel] [PATCH] lavc/vaapi_hevc: Add support for Main Intra & Main 10 Intra

[Xiang, Haihao]

On Ma, 2024-04-01 at 21:11 +0100, Mark Thompson wrote:
> On 28/03/2024 02:07, Xiang, Haihao wrote:
> > From: Haihao Xiang <haihao.xiang at intel.com>
> > 
> > Both Main Intra and Main 10 Intra are Rext, we may use Main and Main 10
> > instead for decoding. This patch fixes the error below:
> > 
> > [hevc @ 0x55a771b80a00] No support for codec hevc profile 4.
> > [hevc @ 0x55a771b80a00] Failed setup for format vaapi: hwaccel
> > initialisation returned error.
> > 
> > Signed-off-by: Haihao Xiang <haihao.xiang at intel.com>
> > ---
> >   libavcodec/vaapi_hevc.c | 7 +++++++
> >   1 file changed, 7 insertions(+)
> > 
> > diff --git a/libavcodec/vaapi_hevc.c b/libavcodec/vaapi_hevc.c
> > index 3bdd2dd1b8..83b94d1a55 100644
> > --- a/libavcodec/vaapi_hevc.c
> > +++ b/libavcodec/vaapi_hevc.c
> > @@ -612,6 +612,13 @@ VAProfile
> > ff_vaapi_parse_hevc_rext_scc_profile(AVCodecContext *avctx)
> >           av_log(avctx, AV_LOG_VERBOSE, "HEVC profile %s is found.\n",
> > profile->name);
> >       }
> >   
> > +#if VA_CHECK_VERSION(0, 37, 0)
> > +    if (!strcmp(profile->name, "Main Intra"))
> > +        return VAProfileHEVCMain;
> > +    else if (!strcmp(profile->name, "Main 10 Intra"))
> > +        return VAProfileHEVCMain10;
> > +#endif
> > +
> >   #if VA_CHECK_VERSION(1, 2, 0)
> >       if (!strcmp(profile->name, "Main 12") ||
> >           !strcmp(profile->name, "Main 12 Intra"))
> 
> What if high_precision_offsets_enabled_flag is set?
> 
> (That doesn't matter for the VAAPI encoder setting the profile because we
> always have it as zero.)

Here use VAProfileHEVCMain or VAProfileHEVCMain10 to create VAConfig for
decoding,  avctx->profile (4) is not changed.
high_precision_offsets_enabled_flag is set in VAPictureParameterBufferHEVCRext
when avctx->profile is 4.

BRs
Haihao

> 
> Thanks,
> 
> - Mark
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