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FFmpeg/libavcodec/vaapi_vvc.c

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/*
* VVC HW decode acceleration through VA API
*
* Copyright (c) 2024 Intel Corporation
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <va/va.h>
#include <va/va_dec_vvc.h>
#include "vvc/dec.h"
#include "vvc/refs.h"
#include "hwaccel_internal.h"
#include "vaapi_decode.h"
typedef struct VAAPIDecodePictureVVC {
VAAPIDecodePicture pic;
VAPictureParameterBufferVVC pic_param;
VASliceParameterBufferVVC slice_param;
int decode_issued;
} VAAPIDecodePictureVVC;
static void init_vaapi_pic(VAPictureVVC *va_pic)
{
va_pic->picture_id = VA_INVALID_ID;
va_pic->flags = VA_PICTURE_VVC_INVALID;
va_pic->pic_order_cnt = 0;
}
static void fill_vaapi_pic(VAPictureVVC *va_pic, const VVCFrame *pic)
{
va_pic->picture_id = ff_vaapi_get_surface_id(pic->frame);
va_pic->pic_order_cnt = pic->poc;
va_pic->flags = 0;
if (pic->flags & VVC_FRAME_FLAG_LONG_REF)
va_pic->flags |= VA_PICTURE_VVC_LONG_TERM_REFERENCE;
}
static void fill_vaapi_reference_frames(const VVCFrameContext *h, VAPictureParameterBufferVVC *pp)
{
const VVCFrame *current_picture = h->ref;
int i, j;
for (i = 0, j = 0; i < FF_ARRAY_ELEMS(pp->ReferenceFrames); i++) {
const VVCFrame *frame = NULL;
while (!frame && j < FF_ARRAY_ELEMS(h->DPB)) {
if ((&h->DPB[j] != current_picture ) &&
(h->DPB[j].flags & (VVC_FRAME_FLAG_LONG_REF | VVC_FRAME_FLAG_SHORT_REF)))
frame = &h->DPB[j];
j++;
}
init_vaapi_pic(&pp->ReferenceFrames[i]);
if (frame) {
VAAPIDecodePictureVVC *pic;
fill_vaapi_pic(&pp->ReferenceFrames[i], frame);
pic = frame->hwaccel_picture_private;
if (!pic->decode_issued)
pp->ReferenceFrames[i].flags |= VA_PICTURE_VVC_UNAVAILABLE_REFERENCE;
}
}
}
static int vaapi_vvc_start_frame(AVCodecContext *avctx,
av_unused const uint8_t *buffer,
av_unused uint32_t size)
{
const VVCContext *h = avctx->priv_data;
VVCFrameContext *fc = &h->fcs[(h->nb_frames + h->nb_fcs) % h->nb_fcs];
const H266RawSPS *sps = fc->ps.sps->r;
const H266RawPPS *pps = fc->ps.pps->r;
const H266RawPictureHeader *ph = fc->ps.ph.r;
VAAPIDecodePictureVVC *pic = fc->ref->hwaccel_picture_private;
VAPictureParameterBufferVVC *pic_param = &pic->pic_param;
uint16_t tile_dim, exp_slice_height_in_ctus[VVC_MAX_SLICES] = {0};
int i, j, k, err;
pic->pic.output_surface = ff_vaapi_get_surface_id(fc->ref->frame);
*pic_param = (VAPictureParameterBufferVVC) {
.pps_pic_width_in_luma_samples = pps->pps_pic_width_in_luma_samples,
.pps_pic_height_in_luma_samples = pps->pps_pic_height_in_luma_samples,
.sps_num_subpics_minus1 = sps->sps_num_subpics_minus1,
.sps_chroma_format_idc = sps->sps_chroma_format_idc,
.sps_bitdepth_minus8 = sps->sps_bitdepth_minus8,
.sps_log2_ctu_size_minus5 = sps->sps_log2_ctu_size_minus5,
.sps_log2_min_luma_coding_block_size_minus2 = sps->sps_log2_min_luma_coding_block_size_minus2,
.sps_log2_transform_skip_max_size_minus2 = sps->sps_log2_transform_skip_max_size_minus2,
.sps_six_minus_max_num_merge_cand = sps->sps_six_minus_max_num_merge_cand,
.sps_five_minus_max_num_subblock_merge_cand = sps->sps_five_minus_max_num_subblock_merge_cand,
.sps_max_num_merge_cand_minus_max_num_gpm_cand = sps->sps_max_num_merge_cand_minus_max_num_gpm_cand,
.sps_log2_parallel_merge_level_minus2 = sps->sps_log2_parallel_merge_level_minus2,
.sps_min_qp_prime_ts = sps->sps_min_qp_prime_ts,
.sps_six_minus_max_num_ibc_merge_cand = sps->sps_six_minus_max_num_ibc_merge_cand,
.sps_num_ladf_intervals_minus2 = sps->sps_num_ladf_intervals_minus2,
.sps_ladf_lowest_interval_qp_offset = sps->sps_ladf_lowest_interval_qp_offset,
.sps_flags.bits = {
.sps_subpic_info_present_flag = sps->sps_subpic_info_present_flag,
.sps_independent_subpics_flag = sps->sps_independent_subpics_flag,
.sps_subpic_same_size_flag = sps->sps_subpic_same_size_flag,
.sps_entropy_coding_sync_enabled_flag = sps->sps_entropy_coding_sync_enabled_flag,
.sps_qtbtt_dual_tree_intra_flag = sps->sps_qtbtt_dual_tree_intra_flag,
.sps_max_luma_transform_size_64_flag = sps->sps_max_luma_transform_size_64_flag,
.sps_transform_skip_enabled_flag = sps->sps_transform_skip_enabled_flag,
.sps_bdpcm_enabled_flag = sps->sps_bdpcm_enabled_flag,
.sps_mts_enabled_flag = sps->sps_mts_enabled_flag,
.sps_explicit_mts_intra_enabled_flag = sps->sps_explicit_mts_intra_enabled_flag,
.sps_explicit_mts_inter_enabled_flag = sps->sps_explicit_mts_inter_enabled_flag,
.sps_lfnst_enabled_flag = sps->sps_lfnst_enabled_flag,
.sps_joint_cbcr_enabled_flag = sps->sps_joint_cbcr_enabled_flag,
.sps_same_qp_table_for_chroma_flag = sps->sps_same_qp_table_for_chroma_flag,
.sps_sao_enabled_flag = sps->sps_sao_enabled_flag,
.sps_alf_enabled_flag = sps->sps_alf_enabled_flag,
.sps_ccalf_enabled_flag = sps->sps_ccalf_enabled_flag,
.sps_lmcs_enabled_flag = sps->sps_lmcs_enabled_flag,
.sps_sbtmvp_enabled_flag = sps->sps_sbtmvp_enabled_flag,
.sps_amvr_enabled_flag = sps->sps_amvr_enabled_flag,
.sps_smvd_enabled_flag = sps->sps_smvd_enabled_flag,
.sps_mmvd_enabled_flag = sps->sps_mmvd_enabled_flag,
.sps_sbt_enabled_flag = sps->sps_sbt_enabled_flag,
.sps_affine_enabled_flag = sps->sps_affine_enabled_flag,
.sps_6param_affine_enabled_flag = sps->sps_6param_affine_enabled_flag,
.sps_affine_amvr_enabled_flag = sps->sps_affine_amvr_enabled_flag,
.sps_affine_prof_enabled_flag = sps->sps_affine_prof_enabled_flag,
.sps_bcw_enabled_flag = sps->sps_bcw_enabled_flag,
.sps_ciip_enabled_flag = sps->sps_ciip_enabled_flag,
.sps_gpm_enabled_flag = sps->sps_gpm_enabled_flag,
.sps_isp_enabled_flag = sps->sps_isp_enabled_flag,
.sps_mrl_enabled_flag = sps->sps_mrl_enabled_flag,
.sps_mip_enabled_flag = sps->sps_mip_enabled_flag,
.sps_cclm_enabled_flag = sps->sps_cclm_enabled_flag,
.sps_chroma_horizontal_collocated_flag = sps->sps_chroma_horizontal_collocated_flag,
.sps_chroma_vertical_collocated_flag = sps->sps_chroma_vertical_collocated_flag,
.sps_palette_enabled_flag = sps->sps_palette_enabled_flag,
.sps_act_enabled_flag = sps->sps_act_enabled_flag,
.sps_ibc_enabled_flag = sps->sps_ibc_enabled_flag,
.sps_ladf_enabled_flag = sps->sps_ladf_enabled_flag,
.sps_explicit_scaling_list_enabled_flag = sps->sps_explicit_scaling_list_enabled_flag,
.sps_scaling_matrix_for_lfnst_disabled_flag = sps->sps_scaling_matrix_for_lfnst_disabled_flag,
.sps_scaling_matrix_for_alternative_colour_space_disabled_flag = sps->sps_scaling_matrix_for_alternative_colour_space_disabled_flag,
.sps_scaling_matrix_designated_colour_space_flag = sps->sps_scaling_matrix_designated_colour_space_flag,
.sps_virtual_boundaries_enabled_flag = sps->sps_virtual_boundaries_enabled_flag,
.sps_virtual_boundaries_present_flag = sps->sps_virtual_boundaries_present_flag,
},
.NumVerVirtualBoundaries = sps->sps_virtual_boundaries_present_flag ?
sps->sps_num_ver_virtual_boundaries :
ph->ph_num_ver_virtual_boundaries,
.NumHorVirtualBoundaries = sps->sps_virtual_boundaries_present_flag ?
sps->sps_num_hor_virtual_boundaries :
ph->ph_num_hor_virtual_boundaries,
.pps_scaling_win_left_offset = pps->pps_scaling_win_left_offset,
.pps_scaling_win_right_offset = pps->pps_scaling_win_right_offset,
.pps_scaling_win_top_offset = pps->pps_scaling_win_top_offset,
.pps_scaling_win_bottom_offset = pps->pps_scaling_win_bottom_offset,
.pps_num_exp_tile_columns_minus1 = pps->pps_num_exp_tile_columns_minus1,
.pps_num_exp_tile_rows_minus1 = pps->pps_num_exp_tile_rows_minus1,
.pps_num_slices_in_pic_minus1 = pps->pps_num_slices_in_pic_minus1,
.pps_pic_width_minus_wraparound_offset = pps->pps_pic_width_minus_wraparound_offset,
.pps_cb_qp_offset = pps->pps_cb_qp_offset,
.pps_cr_qp_offset = pps->pps_cr_qp_offset,
.pps_joint_cbcr_qp_offset_value = pps->pps_joint_cbcr_qp_offset_value,
.pps_chroma_qp_offset_list_len_minus1 = pps->pps_chroma_qp_offset_list_len_minus1,
.pps_flags.bits = {
.pps_loop_filter_across_tiles_enabled_flag = pps->pps_loop_filter_across_tiles_enabled_flag,
.pps_rect_slice_flag = pps->pps_rect_slice_flag,
.pps_single_slice_per_subpic_flag = pps->pps_single_slice_per_subpic_flag,
.pps_loop_filter_across_slices_enabled_flag = pps->pps_loop_filter_across_slices_enabled_flag,
.pps_weighted_pred_flag = pps->pps_weighted_pred_flag,
.pps_weighted_bipred_flag = pps->pps_weighted_bipred_flag,
.pps_ref_wraparound_enabled_flag = pps->pps_ref_wraparound_enabled_flag,
.pps_cu_qp_delta_enabled_flag = pps->pps_cu_qp_delta_enabled_flag,
.pps_cu_chroma_qp_offset_list_enabled_flag = pps->pps_cu_chroma_qp_offset_list_enabled_flag,
.pps_deblocking_filter_override_enabled_flag = pps->pps_deblocking_filter_override_enabled_flag,
.pps_deblocking_filter_disabled_flag = pps->pps_deblocking_filter_disabled_flag,
.pps_dbf_info_in_ph_flag = pps->pps_dbf_info_in_ph_flag,
.pps_sao_info_in_ph_flag = pps->pps_sao_info_in_ph_flag,
.pps_alf_info_in_ph_flag = pps->pps_alf_info_in_ph_flag,
},
.ph_lmcs_aps_id = ph->ph_lmcs_aps_id,
.ph_scaling_list_aps_id = ph->ph_scaling_list_aps_id,
.ph_log2_diff_min_qt_min_cb_intra_slice_luma = ph->ph_log2_diff_min_qt_min_cb_intra_slice_luma,
.ph_max_mtt_hierarchy_depth_intra_slice_luma = ph->ph_max_mtt_hierarchy_depth_intra_slice_luma,
.ph_log2_diff_max_bt_min_qt_intra_slice_luma = ph->ph_log2_diff_max_bt_min_qt_intra_slice_luma,
.ph_log2_diff_max_tt_min_qt_intra_slice_luma = ph->ph_log2_diff_max_tt_min_qt_intra_slice_luma,
.ph_log2_diff_min_qt_min_cb_intra_slice_chroma = ph->ph_log2_diff_min_qt_min_cb_intra_slice_chroma,
.ph_max_mtt_hierarchy_depth_intra_slice_chroma = ph->ph_max_mtt_hierarchy_depth_intra_slice_chroma,
.ph_log2_diff_max_bt_min_qt_intra_slice_chroma = ph->ph_log2_diff_max_bt_min_qt_intra_slice_chroma,
.ph_log2_diff_max_tt_min_qt_intra_slice_chroma = ph->ph_log2_diff_max_tt_min_qt_intra_slice_chroma,
.ph_cu_qp_delta_subdiv_intra_slice = ph->ph_cu_qp_delta_subdiv_intra_slice,
.ph_cu_chroma_qp_offset_subdiv_intra_slice = ph->ph_cu_chroma_qp_offset_subdiv_intra_slice,
.ph_log2_diff_min_qt_min_cb_inter_slice = ph->ph_log2_diff_min_qt_min_cb_inter_slice,
.ph_max_mtt_hierarchy_depth_inter_slice = ph->ph_max_mtt_hierarchy_depth_inter_slice,
.ph_log2_diff_max_bt_min_qt_inter_slice = ph->ph_log2_diff_max_bt_min_qt_inter_slice,
.ph_log2_diff_max_tt_min_qt_inter_slice = ph->ph_log2_diff_max_tt_min_qt_inter_slice,
.ph_cu_qp_delta_subdiv_inter_slice = ph->ph_cu_qp_delta_subdiv_inter_slice,
.ph_cu_chroma_qp_offset_subdiv_inter_slice = ph->ph_cu_chroma_qp_offset_subdiv_inter_slice,
.ph_flags.bits= {
.ph_non_ref_pic_flag = ph->ph_non_ref_pic_flag,
.ph_alf_enabled_flag = ph->ph_alf_enabled_flag,
.ph_alf_cb_enabled_flag = ph->ph_alf_cb_enabled_flag,
.ph_alf_cr_enabled_flag = ph->ph_alf_cr_enabled_flag,
.ph_alf_cc_cb_enabled_flag = ph->ph_alf_cc_cb_enabled_flag,
.ph_alf_cc_cr_enabled_flag = ph->ph_alf_cc_cr_enabled_flag,
.ph_lmcs_enabled_flag = ph->ph_lmcs_enabled_flag,
.ph_chroma_residual_scale_flag = ph->ph_chroma_residual_scale_flag,
.ph_explicit_scaling_list_enabled_flag = ph->ph_explicit_scaling_list_enabled_flag,
.ph_virtual_boundaries_present_flag = ph->ph_virtual_boundaries_present_flag,
.ph_temporal_mvp_enabled_flag = ph->ph_temporal_mvp_enabled_flag,
.ph_mmvd_fullpel_only_flag = ph->ph_mmvd_fullpel_only_flag,
.ph_mvd_l1_zero_flag = ph->ph_mvd_l1_zero_flag,
.ph_bdof_disabled_flag = ph->ph_bdof_disabled_flag,
.ph_dmvr_disabled_flag = ph->ph_dmvr_disabled_flag,
.ph_prof_disabled_flag = ph->ph_prof_disabled_flag,
.ph_joint_cbcr_sign_flag = ph->ph_joint_cbcr_sign_flag,
.ph_sao_luma_enabled_flag = ph->ph_sao_luma_enabled_flag,
.ph_sao_chroma_enabled_flag = ph->ph_sao_chroma_enabled_flag,
.ph_deblocking_filter_disabled_flag = ph->ph_deblocking_filter_disabled_flag,
},
.PicMiscFlags.fields = {
.IntraPicFlag = pps->pps_mixed_nalu_types_in_pic_flag ? 0 : IS_IRAP(h) ? 1 : 0,
}
};
fill_vaapi_pic(&pic_param->CurrPic, fc->ref);
fill_vaapi_reference_frames(fc, pic_param);
for (i = 0; i < VVC_MAX_SAMPLE_ARRAYS; i++)
for (j = 0; j < VVC_MAX_POINTS_IN_QP_TABLE; j++)
pic_param->ChromaQpTable[i][j] = fc->ps.sps->chroma_qp_table[i][j];
for (i = 0; i < 4; i++) {
pic_param->sps_ladf_qp_offset[i] = sps->sps_ladf_qp_offset[i];
pic_param->sps_ladf_delta_threshold_minus1[i] = sps->sps_ladf_delta_threshold_minus1[i];
}
for (i = 0; i < (sps->sps_virtual_boundaries_present_flag ? sps->sps_num_ver_virtual_boundaries : ph->ph_num_ver_virtual_boundaries); i++) {
pic_param->VirtualBoundaryPosX[i] = (sps->sps_virtual_boundaries_present_flag ?
(sps->sps_virtual_boundary_pos_x_minus1[i] + 1) :
(ph->ph_virtual_boundary_pos_x_minus1[i] + 1)) * 8;
}
for (i = 0; i < (sps->sps_virtual_boundaries_present_flag ? sps->sps_num_hor_virtual_boundaries : ph->ph_num_hor_virtual_boundaries); i++) {
pic_param->VirtualBoundaryPosY[i] = (sps->sps_virtual_boundaries_present_flag ?
(sps->sps_virtual_boundary_pos_y_minus1[i] + 1) :
(ph->ph_virtual_boundary_pos_y_minus1[i] + 1)) * 8;
}
for (i = 0; i < 6; i++) {
pic_param->pps_cb_qp_offset_list[i] = pps->pps_cb_qp_offset_list[i];
pic_param->pps_cr_qp_offset_list[i] = pps->pps_cr_qp_offset_list[i];
pic_param->pps_joint_cbcr_qp_offset_list[i] = pps->pps_joint_cbcr_qp_offset_list[i];
}
err = ff_vaapi_decode_make_param_buffer(avctx, &pic->pic,
VAPictureParameterBufferType,
&pic->pic_param, sizeof(VAPictureParameterBufferVVC));
if (err < 0)
goto fail;
for (i = 0; i <= sps->sps_num_subpics_minus1 && sps->sps_subpic_info_present_flag; i++) {
VASubPicVVC subpic_param = {
.sps_subpic_ctu_top_left_x = sps->sps_subpic_ctu_top_left_x[i],
.sps_subpic_ctu_top_left_y = sps->sps_subpic_ctu_top_left_y[i],
.sps_subpic_width_minus1 = sps->sps_subpic_width_minus1[i],
.sps_subpic_height_minus1 = sps->sps_subpic_height_minus1[i],
.SubpicIdVal = pps->sub_pic_id_val[i],
.subpic_flags.bits = {
.sps_subpic_treated_as_pic_flag = sps->sps_subpic_treated_as_pic_flag[i],
.sps_loop_filter_across_subpic_enabled_flag = sps->sps_loop_filter_across_subpic_enabled_flag[i],
}
};
err = ff_vaapi_decode_make_param_buffer(avctx, &pic->pic,
VASubPicBufferType,
&subpic_param, sizeof(VASubPicVVC));
if (err < 0)
goto fail;
}
for (i = 0; i < VVC_MAX_ALF_COUNT; i++) {
const VVCALF *alf_list = h->ps.alf_list[i];
if (alf_list) {
const H266RawAPS *alf = alf_list->r;
VAAlfDataVVC alf_param = {
.aps_adaptation_parameter_set_id = i,
.alf_luma_num_filters_signalled_minus1 = alf->alf_luma_num_filters_signalled_minus1,
.alf_chroma_num_alt_filters_minus1 = alf->alf_chroma_num_alt_filters_minus1,
.alf_cc_cb_filters_signalled_minus1 = alf->alf_cc_cb_filters_signalled_minus1,
.alf_cc_cr_filters_signalled_minus1 = alf->alf_cc_cr_filters_signalled_minus1,
.alf_flags.bits = {
.alf_luma_filter_signal_flag = alf->alf_luma_filter_signal_flag,
.alf_chroma_filter_signal_flag = alf->alf_chroma_filter_signal_flag,
.alf_cc_cb_filter_signal_flag = alf->alf_cc_cb_filter_signal_flag,
.alf_cc_cr_filter_signal_flag = alf->alf_cc_cr_filter_signal_flag,
.alf_luma_clip_flag = alf->alf_luma_clip_flag,
.alf_chroma_clip_flag = alf->alf_chroma_clip_flag,
}
};
for (j = 0; j < 25; j++)
alf_param.alf_luma_coeff_delta_idx[j] = alf->alf_luma_coeff_delta_idx[j];
for (j = 0; j < 25; j++) {
for (k = 0; k < 12; k++) {
alf_param.filtCoeff[j][k] = alf->alf_luma_coeff_abs[j][k] * (1 - 2 * alf->alf_luma_coeff_sign[j][k]);
alf_param.alf_luma_clip_idx[j][k] = alf->alf_luma_clip_idx[j][k];
}
}
for (j = 0; j < 8; j++) {
for (k = 0; k < 6; k++) {
alf_param.AlfCoeffC[j][k] = alf->alf_chroma_coeff_abs[j][k] * (1 - 2 * alf->alf_chroma_coeff_sign[j][k]);
alf_param.alf_chroma_clip_idx[j][k] = alf->alf_chroma_clip_idx[j][k];
}
}
for (j = 0; j < 4; j++) {
for (k = 0; k < 7; k++) {
if (alf->alf_cc_cb_mapped_coeff_abs[j][k])
alf_param.CcAlfApsCoeffCb[j][k] = (1 - 2 * alf->alf_cc_cb_coeff_sign[j][k]) * (1 << (alf->alf_cc_cb_mapped_coeff_abs[j][k] - 1));
if (alf->alf_cc_cr_mapped_coeff_abs[j][k])
alf_param.CcAlfApsCoeffCr[j][k] = (1 - 2 * alf->alf_cc_cr_coeff_sign[j][k]) * (1 << (alf->alf_cc_cr_mapped_coeff_abs[j][k] - 1));
}
}
err = ff_vaapi_decode_make_param_buffer(avctx, &pic->pic,
VAAlfBufferType,
&alf_param, sizeof(VAAlfDataVVC));
if (err < 0)
goto fail;
}
}
for (i = 0; i < VVC_MAX_LMCS_COUNT; i++) {
const H266RawAPS *lmcs = h->ps.lmcs_list[i];
if (lmcs) {
VALmcsDataVVC lmcs_param = {
.aps_adaptation_parameter_set_id = i,
.lmcs_min_bin_idx = lmcs->lmcs_min_bin_idx,
.lmcs_delta_max_bin_idx = lmcs->lmcs_delta_max_bin_idx,
.lmcsDeltaCrs = (1 - 2 * lmcs->lmcs_delta_sign_crs_flag) * lmcs->lmcs_delta_abs_crs,
};
for (j = lmcs->lmcs_min_bin_idx; j <= 15 - lmcs->lmcs_delta_max_bin_idx; j++)
lmcs_param.lmcsDeltaCW[j] = (1 - 2 * lmcs->lmcs_delta_sign_cw_flag[j]) * lmcs->lmcs_delta_abs_cw[j];
err = ff_vaapi_decode_make_param_buffer(avctx, &pic->pic,
VALmcsBufferType,
&lmcs_param, sizeof(VALmcsDataVVC));
if (err < 0)
goto fail;
}
}
for (i = 0; i < VVC_MAX_SL_COUNT; i++) {
const VVCScalingList *sl = h->ps.scaling_list[i];
if (sl) {
int l;
VAScalingListVVC sl_param = {
.aps_adaptation_parameter_set_id = i,
};
for (j = 0; j < 14; j++)
sl_param.ScalingMatrixDCRec[j] = sl->scaling_matrix_dc_rec[j];
for (j = 0; j < 2; j++)
for (k = 0; k < 2; k++)
for (l = 0; l < 2; l++)
sl_param.ScalingMatrixRec2x2[j][k][l] = sl->scaling_matrix_rec[j][l * 2 + k];
for (j = 2; j < 8; j++)
for (k = 0; k < 4; k++)
for (l = 0; l < 4; l++)
sl_param.ScalingMatrixRec4x4[j - 2][k][l] = sl->scaling_matrix_rec[j][l * 4 + k];
for (j = 8; j < 28; j++)
for (k = 0; k < 8; k++)
for (l = 0; l < 8; l++)
sl_param.ScalingMatrixRec8x8[j - 8][k][l] = sl->scaling_matrix_rec[j][l * 8 + k];
err = ff_vaapi_decode_make_param_buffer(avctx, &pic->pic,
VAIQMatrixBufferType,
&sl_param, sizeof(VAScalingListVVC));
if (err < 0)
goto fail;
}
}
for (i = 0; i <= pps->pps_num_exp_tile_columns_minus1; i++) {
tile_dim = pps->pps_tile_column_width_minus1[i];
err = ff_vaapi_decode_make_param_buffer(avctx, &pic->pic,
VATileBufferType,
&tile_dim, sizeof(tile_dim));
if (err < 0)
goto fail;
}
for (i = 0; i <= pps->pps_num_exp_tile_rows_minus1; i++) {
tile_dim = pps->pps_tile_row_height_minus1[i];
err = ff_vaapi_decode_make_param_buffer(avctx, &pic->pic,
VATileBufferType,
&tile_dim, sizeof(tile_dim));
if (err < 0)
goto fail;
}
if (!pps->pps_no_pic_partition_flag && pps->pps_rect_slice_flag && !pps->pps_single_slice_per_subpic_flag) {
for (i = 0; i <= pps->pps_num_slices_in_pic_minus1; i++) {
for (j = 0; j < pps->pps_num_exp_slices_in_tile[i]; j++) {
exp_slice_height_in_ctus[i + j] = pps->pps_exp_slice_height_in_ctus_minus1[i][j] + 1;
}
}
for (i = 0; i <= pps->pps_num_slices_in_pic_minus1; i++) {
VASliceStructVVC ss_param = {
.SliceTopLeftTileIdx = pps->slice_top_left_tile_idx[i],
.pps_slice_width_in_tiles_minus1 = pps->pps_slice_width_in_tiles_minus1[i],
.pps_slice_height_in_tiles_minus1 = pps->pps_slice_height_in_tiles_minus1[i],
};
if (pps->pps_slice_width_in_tiles_minus1[i] > 0 || pps->pps_slice_height_in_tiles_minus1[i] > 0)
ss_param.pps_exp_slice_height_in_ctus_minus1 = 0;
else {
if (pps->num_slices_in_tile[i] == 1)
ss_param.pps_exp_slice_height_in_ctus_minus1 = pps->row_height_val[pps->slice_top_left_tile_idx[i] / pps->num_tile_columns] - 1;
else if (exp_slice_height_in_ctus[i])
ss_param.pps_exp_slice_height_in_ctus_minus1 = exp_slice_height_in_ctus[i] - 1;
else
continue;
}
err = ff_vaapi_decode_make_param_buffer(avctx, &pic->pic,
VASliceStructBufferType,
&ss_param, sizeof(VASliceStructVVC));
if (err < 0)
goto fail;
}
}
return 0;
fail:
ff_vaapi_decode_cancel(avctx, &pic->pic);
return err;
}
static uint8_t get_ref_pic_index(const VVCContext *h, const VVCFrame *frame)
{
VVCFrameContext *fc = &h->fcs[(h->nb_frames + h->nb_fcs) % h->nb_fcs];
VAAPIDecodePictureVVC *pic = fc->ref->hwaccel_picture_private;
VAPictureParameterBufferVVC *pp = (VAPictureParameterBufferVVC *)&pic->pic_param;
uint8_t i;
if (!frame)
return 0xFF;
for (i = 0; i < FF_ARRAY_ELEMS(pp->ReferenceFrames); i++) {
VASurfaceID pid = pp->ReferenceFrames[i].picture_id;
int poc = pp->ReferenceFrames[i].pic_order_cnt;
if (pid != VA_INVALID_ID && pid == ff_vaapi_get_surface_id(frame->frame) && poc == frame->poc)
return i;
}
return 0xFF;
}
static int get_slice_data_byte_offset(const uint8_t *buffer, uint32_t size, const SliceContext* sc)
{
const H266RawSlice *slice = sc->ref;
int num_identical_bytes = slice->data_size < 32 ? slice->data_size : 32;
for (int i = 0; i < size; i++) {
int skip_bytes = 0;
if (i >=2 && buffer[i] == 0x03 && !buffer[i - 1] && !buffer[i - 2])
continue;
for (int j = 0; j < num_identical_bytes; j++) {
if (i >= 2 && buffer[i + j + skip_bytes] == 0x03 && !buffer[i + j + skip_bytes - 1] && !buffer[i + j + skip_bytes - 2])
skip_bytes++;
if (buffer[i + j + skip_bytes] != slice->data[j])
break;
if (j + 1 == num_identical_bytes)
return i;
}
}
return 0;
}
static int vaapi_vvc_decode_slice(AVCodecContext *avctx,
const uint8_t *buffer,
uint32_t size)
{
const VVCContext *h = avctx->priv_data;
VVCFrameContext *fc = &h->fcs[(h->nb_frames + h->nb_fcs) % h->nb_fcs];
const SliceContext *sc = fc->slices[fc->nb_slices];
const H266RawPPS *pps = fc->ps.pps->r;
const H266RawPictureHeader *ph = fc->ps.ph.r;
const H266RawSliceHeader *sh = sc->sh.r;
VAAPIDecodePictureVVC *pic = fc->ref->hwaccel_picture_private;
VASliceParameterBufferVVC *slice_param = &pic->slice_param;
int nb_list, i, err;
*slice_param = (VASliceParameterBufferVVC) {
.slice_data_size = size,
.slice_data_offset = 0,
.slice_data_flag = VA_SLICE_DATA_FLAG_ALL,
.slice_data_byte_offset = get_slice_data_byte_offset(buffer, size, sc),
.sh_subpic_id = sh->sh_subpic_id,
.sh_slice_address = sh->sh_slice_address,
.sh_num_tiles_in_slice_minus1 = sh->sh_num_tiles_in_slice_minus1,
.sh_slice_type = sh->sh_slice_type,
.sh_num_alf_aps_ids_luma = sh->sh_num_alf_aps_ids_luma,
.sh_alf_aps_id_chroma = sh->sh_alf_aps_id_chroma,
.sh_alf_cc_cb_aps_id = sh->sh_alf_cc_cb_aps_id,
.sh_alf_cc_cr_aps_id = sh->sh_alf_cc_cr_aps_id,
.NumRefIdxActive[0] = sh->num_ref_idx_active[0],
.NumRefIdxActive[1] = sh->num_ref_idx_active[1],
.sh_collocated_ref_idx = sh->sh_collocated_ref_idx,
.SliceQpY = pps->pps_qp_delta_info_in_ph_flag ?
26 + pps->pps_init_qp_minus26 + ph->ph_qp_delta :
26 + pps->pps_init_qp_minus26 + sh->sh_qp_delta,
.sh_cb_qp_offset = sh->sh_cb_qp_offset,
.sh_cr_qp_offset = sh->sh_cr_qp_offset,
.sh_joint_cbcr_qp_offset = sh->sh_joint_cbcr_qp_offset,
.sh_luma_beta_offset_div2 = sh->sh_luma_beta_offset_div2,
.sh_luma_tc_offset_div2 = sh->sh_luma_tc_offset_div2,
.sh_cb_beta_offset_div2 = sh->sh_cb_beta_offset_div2,
.sh_cb_tc_offset_div2 = sh->sh_cb_tc_offset_div2,
.sh_cr_beta_offset_div2 = sh->sh_cr_beta_offset_div2,
.sh_cr_tc_offset_div2 = sh->sh_cr_tc_offset_div2,
.WPInfo = {
.luma_log2_weight_denom = sh->sh_pred_weight_table.luma_log2_weight_denom,
.delta_chroma_log2_weight_denom = sh->sh_pred_weight_table.delta_chroma_log2_weight_denom,
.num_l0_weights = sh->sh_pred_weight_table.num_l0_weights,
.num_l1_weights = sh->sh_pred_weight_table.num_l1_weights,
},
.sh_flags.bits = {
.sh_alf_enabled_flag = sh->sh_alf_enabled_flag,
.sh_alf_cb_enabled_flag = sh->sh_alf_cb_enabled_flag,
.sh_alf_cr_enabled_flag = sh->sh_alf_cr_enabled_flag,
.sh_alf_cc_cb_enabled_flag = sh->sh_alf_cc_cb_enabled_flag,
.sh_alf_cc_cr_enabled_flag = sh->sh_alf_cc_cr_enabled_flag,
.sh_lmcs_used_flag = sh->sh_lmcs_used_flag,
.sh_explicit_scaling_list_used_flag = sh->sh_explicit_scaling_list_used_flag,
.sh_cabac_init_flag = sh->sh_cabac_init_flag,
.sh_collocated_from_l0_flag = sh->sh_collocated_from_l0_flag,
.sh_cu_chroma_qp_offset_enabled_flag = sh->sh_cu_chroma_qp_offset_enabled_flag,
.sh_sao_luma_used_flag = sh->sh_sao_luma_used_flag,
.sh_sao_chroma_used_flag = sh->sh_sao_chroma_used_flag,
.sh_deblocking_filter_disabled_flag = sh->sh_deblocking_filter_disabled_flag,
.sh_dep_quant_used_flag = sh->sh_dep_quant_used_flag,
.sh_sign_data_hiding_used_flag = sh->sh_sign_data_hiding_used_flag,
.sh_ts_residual_coding_disabled_flag = sh->sh_ts_residual_coding_disabled_flag,
},
};
memset(&slice_param->RefPicList, 0xFF, sizeof(slice_param->RefPicList));
nb_list = (sh->sh_slice_type == VVC_SLICE_TYPE_B) ?
2 : (sh->sh_slice_type == VVC_SLICE_TYPE_I ? 0 : 1);
for (int list_idx = 0; list_idx < nb_list; list_idx++) {
RefPicList *rpl = &sc->rpl[list_idx];
for (i = 0; i < rpl->nb_refs; i++)
slice_param->RefPicList[list_idx][i] = get_ref_pic_index(h, rpl->refs[i].ref);
}
for (i = 0; i < 7; i++)
slice_param->sh_alf_aps_id_luma[i] = sh->sh_alf_aps_id_luma[i];
for (i = 0; i < 15; i++) {
slice_param->WPInfo.luma_weight_l0_flag[i] = sh->sh_pred_weight_table.luma_weight_l0_flag[i];
slice_param->WPInfo.chroma_weight_l0_flag[i] = sh->sh_pred_weight_table.chroma_weight_l0_flag[i];
slice_param->WPInfo.delta_luma_weight_l0[i] = sh->sh_pred_weight_table.delta_luma_weight_l0[i];
slice_param->WPInfo.luma_offset_l0[i] = sh->sh_pred_weight_table.luma_offset_l0[i];
slice_param->WPInfo.luma_weight_l1_flag[i] = sh->sh_pred_weight_table.luma_weight_l1_flag[i];
slice_param->WPInfo.chroma_weight_l1_flag[i] = sh->sh_pred_weight_table.chroma_weight_l1_flag[i];
slice_param->WPInfo.delta_luma_weight_l1[i] = sh->sh_pred_weight_table.delta_luma_weight_l1[i];
slice_param->WPInfo.luma_offset_l1[i] = sh->sh_pred_weight_table.luma_offset_l1[i];
}
for (i = 0; i < 15; i++) {
for (int j = 0; j < 2; j++) {
slice_param->WPInfo.delta_chroma_weight_l0[i][j] = sh->sh_pred_weight_table.delta_chroma_weight_l0[i][j];
slice_param->WPInfo.delta_chroma_offset_l0[i][j] = sh->sh_pred_weight_table.delta_chroma_offset_l0[i][j];
slice_param->WPInfo.delta_chroma_weight_l1[i][j] = sh->sh_pred_weight_table.delta_chroma_weight_l1[i][j];
slice_param->WPInfo.delta_chroma_offset_l1[i][j] = sh->sh_pred_weight_table.delta_chroma_offset_l1[i][j];
}
}
err = ff_vaapi_decode_make_slice_buffer(avctx, &pic->pic,
&pic->slice_param, 1,
sizeof(VASliceParameterBufferVVC),
buffer, size);
if (err) {
ff_vaapi_decode_cancel(avctx, &pic->pic);
return err;
}
return 0;
}
static int vaapi_vvc_end_frame(AVCodecContext *avctx)
{
const VVCContext *h = avctx->priv_data;
VVCFrameContext *fc = &h->fcs[(h->nb_frames + h->nb_fcs) % h->nb_fcs];
VAAPIDecodePictureVVC *pic = fc->ref->hwaccel_picture_private;
int ret;
ret = ff_vaapi_decode_issue(avctx, &pic->pic);
if (ret < 0)
goto fail;
pic->decode_issued = 1;
return 0;
fail:
ff_vaapi_decode_cancel(avctx, &pic->pic);
return ret;
}
const FFHWAccel ff_vvc_vaapi_hwaccel = {
.p.name = "vvc_vaapi",
.p.type = AVMEDIA_TYPE_VIDEO,
.p.id = AV_CODEC_ID_VVC,
.p.pix_fmt = AV_PIX_FMT_VAAPI,
.start_frame = &vaapi_vvc_start_frame,
.end_frame = &vaapi_vvc_end_frame,
.decode_slice = &vaapi_vvc_decode_slice,
.frame_priv_data_size = sizeof(VAAPIDecodePictureVVC),
.init = &ff_vaapi_decode_init,
.uninit = &ff_vaapi_decode_uninit,
.frame_params = &ff_vaapi_common_frame_params,
.priv_data_size = sizeof(VAAPIDecodeContext),
.caps_internal = HWACCEL_CAP_ASYNC_SAFE,
};