On Mon, 2021-06-21 at 02:15 +0000, Xiang, Haihao wrote:
> On Sun, 2021-06-20 at 23:03 +0800, Zhong Li wrote:
> > Haihao Xiang <haihao.xi...@intel.com> 于2021年4月25日周日 上午9:32写道：
> > >
> > > The SDK supports NalHrdConformance, RecoveryPointSEI and AUDelimiter for
> > > hevc encoder, so we may allow user to set these coding options like what
> > > we did for h264_qsv encoder.
> > >
> > > '-strict xxx' to turn on / off NalHrdConformance
> > > '-recovery_point_sei xxx' to turn on / off RecoveryPointSEI
> > > '-aud xxx' to turn on / off AUDelimiter
> > >
> > > Signed-off-by: Haihao Xiang <haihao.xi...@intel.com>
> > > ---
> > > libavcodec/qsvenc.c | 15 ++++++++++++---
> > > libavcodec/qsvenc_hevc.c | 2 ++
> > > 2 files changed, 14 insertions(+), 3 deletions(-)
> > >
> > > diff --git a/libavcodec/qsvenc.c b/libavcodec/qsvenc.c
> > > index 566a5c8552..aeb010e456 100644
> > > --- a/libavcodec/qsvenc.c
> > > +++ b/libavcodec/qsvenc.c
> > > @@ -290,6 +290,10 @@ static void dump_video_param(AVCodecContext *avctx,
> > > QSVEncContext *q,
> > > "NalHrdConformance: %s; SingleSeiNalUnit: %s;
> > > VuiVclHrdParameters: %s VuiNalHrdParameters: %s\n",
> > > print_threestate(co->NalHrdConformance),
> > > print_threestate(co->SingleSeiNalUnit),
> > > print_threestate(co->VuiVclHrdParameters),
> > > print_threestate(co->VuiNalHrdParameters));
> > > + } else if (avctx->codec_id == AV_CODEC_ID_HEVC) {
> > > + av_log(avctx, AV_LOG_VERBOSE,
> > > + "NalHrdConformance: %s; VuiNalHrdParameters: %s\n",
> > > + print_threestate(co->NalHrdConformance),
> > > print_threestate(co->VuiNalHrdParameters));
> > > }
> > >
> > > av_log(avctx, AV_LOG_VERBOSE, "FrameRateExtD: %"PRIu32";
> > > FrameRateExtN:
> > > %"PRIu32" \n",
> > > @@ -676,15 +680,20 @@ FF_ENABLE_DEPRECATION_WARNINGS
> > > q->extco.CAVLC = q->cavlc ? MFX_CODINGOPTION_ON
> > > : MFX_CODINGOPTION_UNKNOWN;
> > >
> > > + if (q->single_sei_nal_unit >= 0)
> > > + q->extco.SingleSeiNalUnit = q->single_sei_nal_unit ?
> > > MFX_CODINGOPTION_ON : MFX_CODINGOPTION_OFF;
> > > +
> > > + q->extco.MaxDecFrameBuffering = q->max_dec_frame_buffering;
> > > + }
> > > +
> > > + if (avctx->codec_id == AV_CODEC_ID_H264 ||
> > > + avctx->codec_id == AV_CODEC_ID_HEVC) {
> > > if (avctx->strict_std_compliance != FF_COMPLIANCE_NORMAL)
> > > q->extco.NalHrdConformance =
> > > avctx->strict_std_compliance
> > > >
> > > FF_COMPLIANCE_NORMAL ?
> > > MFX_CODINGOPTION_ON :
> > > MFX_CODINGOPTION_OFF;
> >
> > Is this available for hevc ？
> > As
> >
https://spec.oneapi.com/versions/latest/elements/oneVPL/source/appendix/VPL_apnds_f.html
> > ,
> > "The application can configure an AVC encoder to work in CQP rate
> > control mode with HRD model parameters. oneVPL will place HRD
> > information to SPS/VUI and choose the appropriate profile/level"
> > Looks like only available for AVC?
>
BTW the above doc is about a special *CQP* HRD encoding mode in the SDK, not HRD
conformance. mfxExtCodingOption::VuiNalHrdParameters and
mfxExtCodingOption::NalHrdConformance can be used for HEVC HRD conformance too.
Thanks
Haihao
>
>
>
>
> _______________________________________________
> ffmpeg-devel mailing list
> ffmpeg-devel@ffmpeg.org
> https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>
> To unsubscribe, visit link above, or email
> ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
To unsubscribe, visit link above, or email
ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
