From: "Xiang, Haihao" <haihao.xiang-at-intel.com@ffmpeg.org>
To: "ffmpeg-devel@ffmpeg.org" <ffmpeg-devel@ffmpeg.org>
Cc: "Xu, Guangxin" <guangxin.xu@intel.com>,
"linjie.justin.fu@gmail.com" <linjie.justin.fu@gmail.com>,
"Wang, Fei W" <fei.w.wang@intel.com>
Subject: Re: [FFmpeg-devel] [PATCH v2] lavc/vaapi_hevc: fill rext luma/chroma offset in the right way
Date: Fri, 17 Jun 2022 05:14:26 +0000
Message-ID: <b842e3194bd559b12049b13426cffab0b7e860d5.camel@intel.com> (raw)
In-Reply-To: <20220610124747.2767836-1-fei.w.wang@intel.com>
On Fri, 2022-06-10 at 20:47 +0800, Fei Wang wrote:
> From: Xu Guangxin <guangxin.xu@intel.com>
>
> For range extension, the luma/chroma offset is larger than 8 bits, we
> need fill the 16 bits version.
>
> Signed-off-by: Xu Guangxin <guangxin.xu@intel.com>
> Signed-off-by: Linjie Fu <linjie.justin.fu@gmail.com>
> Signed-off-by: Fei Wang <fei.w.wang@intel.com>
> ---
> update:
> 1. Add some warning log.
>
> libavcodec/vaapi_hevc.c | 55 +++++++++++++++++++++++++++++------------
> 1 file changed, 39 insertions(+), 16 deletions(-)
>
> diff --git a/libavcodec/vaapi_hevc.c b/libavcodec/vaapi_hevc.c
> index 9083331c45..d82975979a 100644
> --- a/libavcodec/vaapi_hevc.c
> +++ b/libavcodec/vaapi_hevc.c
> @@ -322,11 +322,20 @@ fail:
> return ret;
> }
>
> -static void fill_pred_weight_table(const HEVCContext *h,
> +static void fill_pred_weight_table(AVCodecContext *avctx,
> + const HEVCContext *h,
> const SliceHeader *sh,
> VASliceParameterBufferHEVC *slice_param)
> {
> int i;
> +#if VA_CHECK_VERSION(1, 2, 0)
> + int is_rext = avctx->profile >= FF_PROFILE_HEVC_REXT;
> +#else
> + int is_rext = 0;
> + if (avctx->profile >= FF_PROFILE_HEVC_REXT)
> + av_log(avctx, AV_LOG_WARNING, "Please consider to update to VAAPI
> 1.2.0 "
> + "or above, which can support REXT related setting
> correctly.\n");
> +#endif
>
> memset(slice_param->delta_luma_weight_l0, 0, sizeof(slice_param-
> >delta_luma_weight_l0));
> memset(slice_param->delta_luma_weight_l1, 0, sizeof(slice_param-
> >delta_luma_weight_l1));
> @@ -353,21 +362,25 @@ static void fill_pred_weight_table(const HEVCContext *h,
>
> for (i = 0; i < 15 && i < sh->nb_refs[L0]; i++) {
> slice_param->delta_luma_weight_l0[i] = sh->luma_weight_l0[i] - (1 <<
> sh->luma_log2_weight_denom);
> - slice_param->luma_offset_l0[i] = sh->luma_offset_l0[i];
> slice_param->delta_chroma_weight_l0[i][0] = sh-
> >chroma_weight_l0[i][0] - (1 << sh->chroma_log2_weight_denom);
> slice_param->delta_chroma_weight_l0[i][1] = sh-
> >chroma_weight_l0[i][1] - (1 << sh->chroma_log2_weight_denom);
> - slice_param->ChromaOffsetL0[i][0] = sh->chroma_offset_l0[i][0];
> - slice_param->ChromaOffsetL0[i][1] = sh->chroma_offset_l0[i][1];
> + if (!is_rext) {
> + slice_param->luma_offset_l0[i] = sh->luma_offset_l0[i];
> + slice_param->ChromaOffsetL0[i][0] = sh->chroma_offset_l0[i][0];
> + slice_param->ChromaOffsetL0[i][1] = sh->chroma_offset_l0[i][1];
> + }
> }
>
> if (sh->slice_type == HEVC_SLICE_B) {
> for (i = 0; i < 15 && i < sh->nb_refs[L1]; i++) {
> slice_param->delta_luma_weight_l1[i] = sh->luma_weight_l1[i] - (1
> << sh->luma_log2_weight_denom);
> - slice_param->luma_offset_l1[i] = sh->luma_offset_l1[i];
> slice_param->delta_chroma_weight_l1[i][0] = sh-
> >chroma_weight_l1[i][0] - (1 << sh->chroma_log2_weight_denom);
> slice_param->delta_chroma_weight_l1[i][1] = sh-
> >chroma_weight_l1[i][1] - (1 << sh->chroma_log2_weight_denom);
> - slice_param->ChromaOffsetL1[i][0] = sh->chroma_offset_l1[i][0];
> - slice_param->ChromaOffsetL1[i][1] = sh->chroma_offset_l1[i][1];
> + if (!is_rext) {
> + slice_param->luma_offset_l1[i] = sh->luma_offset_l1[i];
> + slice_param->ChromaOffsetL1[i][0] = sh-
> >chroma_offset_l1[i][0];
> + slice_param->ChromaOffsetL1[i][1] = sh-
> >chroma_offset_l1[i][1];
> + }
> }
> }
> }
> @@ -462,7 +475,7 @@ static int vaapi_hevc_decode_slice(AVCodecContext *avctx,
> last_slice_param->RefPicList[list_idx][i] = get_ref_pic_index(h,
> rpl->ref[i]);
> }
>
> - fill_pred_weight_table(h, sh, last_slice_param);
> + fill_pred_weight_table(avctx, h, sh, last_slice_param);
>
> #if VA_CHECK_VERSION(1, 2, 0)
> if (avctx->profile == FF_PROFILE_HEVC_REXT) {
> @@ -471,15 +484,25 @@ static int vaapi_hevc_decode_slice(AVCodecContext
> *avctx,
> .cu_chroma_qp_offset_enabled_flag = sh-
> >cu_chroma_qp_offset_enabled_flag,
> },
> };
> + for (i = 0; i < 15 && i < sh->nb_refs[L0]; i++) {
> + pic->last_slice_param.rext.luma_offset_l0[i] = sh-
> >luma_offset_l0[i];
> + pic->last_slice_param.rext.ChromaOffsetL0[i][0] = sh-
> >chroma_offset_l0[i][0];
> + pic->last_slice_param.rext.ChromaOffsetL0[i][1] = sh-
> >chroma_offset_l0[i][1];
> + }
> +
> + for (i = 0; i < 15 && i < sh->nb_refs[L0]; i++) {
> + pic->last_slice_param.rext.luma_offset_l0[i] = sh-
> >luma_offset_l0[i];
> + pic->last_slice_param.rext.ChromaOffsetL0[i][0] = sh-
> >chroma_offset_l0[i][0];
> + pic->last_slice_param.rext.ChromaOffsetL0[i][1] = sh-
> >chroma_offset_l0[i][1];
> + }
>
> - memcpy(pic->last_slice_param.rext.luma_offset_l0, pic-
> >last_slice_param.base.luma_offset_l0,
> - sizeof(pic-
> >last_slice_param.base.luma_offset_l0));
> - memcpy(pic->last_slice_param.rext.luma_offset_l1, pic-
> >last_slice_param.base.luma_offset_l1,
> - sizeof(pic-
> >last_slice_param.base.luma_offset_l1));
> - memcpy(pic->last_slice_param.rext.ChromaOffsetL0, pic-
> >last_slice_param.base.ChromaOffsetL0,
> - sizeof(pic-
> >last_slice_param.base.ChromaOffsetL0));
> - memcpy(pic->last_slice_param.rext.ChromaOffsetL1, pic-
> >last_slice_param.base.ChromaOffsetL1,
> - sizeof(pic-
> >last_slice_param.base.ChromaOffsetL1));
> + if (sh->slice_type == HEVC_SLICE_B) {
> + for (i = 0; i < 15 && i < sh->nb_refs[L1]; i++) {
> + pic->last_slice_param.rext.luma_offset_l1[i] = sh-
> >luma_offset_l1[i];
> + pic->last_slice_param.rext.ChromaOffsetL1[i][0] = sh-
> >chroma_offset_l1[i][0];
> + pic->last_slice_param.rext.ChromaOffsetL1[i][1] = sh-
> >chroma_offset_l1[i][1];
> + }
> + }
> }
> #endif
LGTM, will apply.
-Haihao
>
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prev parent reply other threads:[~2022-06-17 5:14 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-10 12:47 Fei Wang
2022-06-17 5:14 ` Xiang, Haihao [this message]
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