/** Fill in VA API reference frames array. */ static int fill_vaapi_ReferenceFrames(VAPictureParameterBufferH264 *pic_param, const H264Context *h) { DPB dpb; int i; dpb.size = 0; dpb.max_size = FF_ARRAY_ELEMS(pic_param->ReferenceFrames); dpb.va_pics = pic_param->ReferenceFrames; for (i = 0; i < dpb.max_size; i++) init_vaapi_pic(&dpb.va_pics[i]); for (i = 0; i < h->short_ref_count; i++) { const H264Picture *pic = h->short_ref[i]; if (pic && pic->reference && dpb_add(&dpb, pic) < 0) return -1; } for (i = 0; i < 16; i++) { const H264Picture *pic = h->long_ref[i]; if (pic && pic->reference && dpb_add(&dpb, pic) < 0) return -1; } return 0; }
static int cuvid_h264_start_frame(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size) { const H264Context *h = avctx->priv_data; const PPS *pps = h->ps.pps; const SPS *sps = h->ps.sps; CUVIDContext *ctx = avctx->internal->hwaccel_priv_data; CUVIDPICPARAMS *pp = &ctx->pic_params; CUVIDH264PICPARAMS *ppc = &pp->CodecSpecific.h264; FrameDecodeData *fdd; CUVIDFrame *cf; int i, dpb_size, ret; ret = ff_cuvid_start_frame(avctx, h->cur_pic_ptr->f); if (ret < 0) return ret; fdd = (FrameDecodeData*)h->cur_pic_ptr->f->opaque_ref->data; cf = (CUVIDFrame*)fdd->hwaccel_priv; *pp = (CUVIDPICPARAMS) { .PicWidthInMbs = h->mb_width, .FrameHeightInMbs = h->mb_height, .CurrPicIdx = cf->idx, .field_pic_flag = FIELD_PICTURE(h), .bottom_field_flag = h->picture_structure == PICT_BOTTOM_FIELD, .second_field = FIELD_PICTURE(h) && !h->first_field, .ref_pic_flag = h->nal_ref_idc != 0, .intra_pic_flag = 0, .CodecSpecific.h264 = { .log2_max_frame_num_minus4 = sps->log2_max_frame_num - 4, .pic_order_cnt_type = sps->poc_type, .log2_max_pic_order_cnt_lsb_minus4 = FFMAX(sps->log2_max_poc_lsb - 4, 0), .delta_pic_order_always_zero_flag = sps->delta_pic_order_always_zero_flag, .frame_mbs_only_flag = sps->frame_mbs_only_flag, .direct_8x8_inference_flag = sps->direct_8x8_inference_flag, .num_ref_frames = sps->ref_frame_count, .residual_colour_transform_flag = sps->residual_color_transform_flag, .bit_depth_luma_minus8 = sps->bit_depth_luma - 8, .bit_depth_chroma_minus8 = sps->bit_depth_chroma - 8, .qpprime_y_zero_transform_bypass_flag = sps->transform_bypass, .entropy_coding_mode_flag = pps->cabac, .pic_order_present_flag = pps->pic_order_present, .num_ref_idx_l0_active_minus1 = pps->ref_count[0] - 1, .num_ref_idx_l1_active_minus1 = pps->ref_count[1] - 1, .weighted_pred_flag = pps->weighted_pred, .weighted_bipred_idc = pps->weighted_bipred_idc, .pic_init_qp_minus26 = pps->init_qp - 26, .deblocking_filter_control_present_flag = pps->deblocking_filter_parameters_present, .redundant_pic_cnt_present_flag = pps->redundant_pic_cnt_present, .transform_8x8_mode_flag = pps->transform_8x8_mode, .MbaffFrameFlag = sps->mb_aff && !FIELD_PICTURE(h), .constrained_intra_pred_flag = pps->constrained_intra_pred, .chroma_qp_index_offset = pps->chroma_qp_index_offset[0], .second_chroma_qp_index_offset = pps->chroma_qp_index_offset[1], .ref_pic_flag = h->nal_ref_idc != 0, .frame_num = h->poc.frame_num, .CurrFieldOrderCnt[0] = h->cur_pic_ptr->field_poc[0], .CurrFieldOrderCnt[1] = h->cur_pic_ptr->field_poc[1], }, }; memcpy(ppc->WeightScale4x4, pps->scaling_matrix4, sizeof(ppc->WeightScale4x4)); memcpy(ppc->WeightScale8x8[0], pps->scaling_matrix8[0], sizeof(ppc->WeightScale8x8[0])); memcpy(ppc->WeightScale8x8[1], pps->scaling_matrix8[3], sizeof(ppc->WeightScale8x8[0])); dpb_size = 0; for (i = 0; i < h->short_ref_count; i++) dpb_add(h, &ppc->dpb[dpb_size++], h->short_ref[i], h->short_ref[i]->frame_num); for (i = 0; i < 16; i++) { if (h->long_ref[i]) dpb_add(h, &ppc->dpb[dpb_size++], h->long_ref[i], i); } for (i = dpb_size; i < FF_ARRAY_ELEMS(ppc->dpb); i++) ppc->dpb[i].PicIdx = -1; return 0; }
static int cuvid_hevc_start_frame(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size) { const HEVCContext *s = avctx->priv_data; const HEVCPPS *pps = s->ps.pps; const HEVCSPS *sps = s->ps.sps; CUVIDContext *ctx = avctx->internal->hwaccel_priv_data; CUVIDPICPARAMS *pp = &ctx->pic_params; CUVIDHEVCPICPARAMS *ppc = &pp->CodecSpecific.hevc; FrameDecodeData *fdd; CUVIDFrame *cf; int i, j, dpb_size, ret; ret = ff_cuvid_start_frame(avctx, s->ref->frame); if (ret < 0) return ret; fdd = (FrameDecodeData*)s->ref->frame->opaque_ref->data; cf = (CUVIDFrame*)fdd->hwaccel_priv; *pp = (CUVIDPICPARAMS) { .PicWidthInMbs = sps->width / 16, .FrameHeightInMbs = sps->height / 16, .CurrPicIdx = cf->idx, .ref_pic_flag = 1, .intra_pic_flag = 0, .CodecSpecific.hevc = { .pic_width_in_luma_samples = sps->width, .pic_height_in_luma_samples = sps->height, .log2_min_luma_coding_block_size_minus3 = sps->log2_min_cb_size - 3, .log2_diff_max_min_luma_coding_block_size = sps->log2_diff_max_min_coding_block_size, .log2_min_transform_block_size_minus2 = sps->log2_min_tb_size - 2, .log2_diff_max_min_transform_block_size = sps->log2_max_trafo_size - sps->log2_min_tb_size, .pcm_enabled_flag = sps->pcm_enabled_flag, .log2_min_pcm_luma_coding_block_size_minus3 = sps->pcm_enabled_flag ? sps->pcm.log2_min_pcm_cb_size - 3 : 0, .log2_diff_max_min_pcm_luma_coding_block_size = sps->pcm.log2_max_pcm_cb_size - sps->pcm.log2_min_pcm_cb_size, .pcm_sample_bit_depth_luma_minus1 = sps->pcm_enabled_flag ? sps->pcm.bit_depth - 1 : 0, .pcm_sample_bit_depth_chroma_minus1 = sps->pcm_enabled_flag ? sps->pcm.bit_depth_chroma - 1 : 0, .pcm_loop_filter_disabled_flag = sps->pcm.loop_filter_disable_flag, .strong_intra_smoothing_enabled_flag = sps->sps_strong_intra_smoothing_enable_flag, .max_transform_hierarchy_depth_intra = sps->max_transform_hierarchy_depth_intra, .max_transform_hierarchy_depth_inter = sps->max_transform_hierarchy_depth_inter, .amp_enabled_flag = sps->amp_enabled_flag, .separate_colour_plane_flag = sps->separate_colour_plane_flag, .log2_max_pic_order_cnt_lsb_minus4 = sps->log2_max_poc_lsb - 4, .num_short_term_ref_pic_sets = sps->nb_st_rps, .long_term_ref_pics_present_flag = sps->long_term_ref_pics_present_flag, .num_long_term_ref_pics_sps = sps->num_long_term_ref_pics_sps, .sps_temporal_mvp_enabled_flag = sps->sps_temporal_mvp_enabled_flag, .sample_adaptive_offset_enabled_flag = sps->sao_enabled, .scaling_list_enable_flag = sps->scaling_list_enable_flag, .IrapPicFlag = IS_IRAP(s), .IdrPicFlag = IS_IDR(s), .bit_depth_luma_minus8 = sps->bit_depth - 8, .bit_depth_chroma_minus8 = sps->bit_depth - 8, .dependent_slice_segments_enabled_flag = pps->dependent_slice_segments_enabled_flag, .slice_segment_header_extension_present_flag = pps->slice_header_extension_present_flag, .sign_data_hiding_enabled_flag = pps->sign_data_hiding_flag, .cu_qp_delta_enabled_flag = pps->cu_qp_delta_enabled_flag, .diff_cu_qp_delta_depth = pps->diff_cu_qp_delta_depth, .init_qp_minus26 = pps->pic_init_qp_minus26, .pps_cb_qp_offset = pps->cb_qp_offset, .pps_cr_qp_offset = pps->cr_qp_offset, .constrained_intra_pred_flag = pps->constrained_intra_pred_flag, .weighted_pred_flag = pps->weighted_pred_flag, .weighted_bipred_flag = pps->weighted_bipred_flag, .transform_skip_enabled_flag = pps->transform_skip_enabled_flag, .transquant_bypass_enabled_flag = pps->transquant_bypass_enable_flag, .entropy_coding_sync_enabled_flag = pps->entropy_coding_sync_enabled_flag, .log2_parallel_merge_level_minus2 = pps->log2_parallel_merge_level - 2, .num_extra_slice_header_bits = pps->num_extra_slice_header_bits, .loop_filter_across_tiles_enabled_flag = pps->loop_filter_across_tiles_enabled_flag, .loop_filter_across_slices_enabled_flag = pps->seq_loop_filter_across_slices_enabled_flag, .output_flag_present_flag = pps->output_flag_present_flag, .num_ref_idx_l0_default_active_minus1 = pps->num_ref_idx_l0_default_active - 1, .num_ref_idx_l1_default_active_minus1 = pps->num_ref_idx_l1_default_active - 1, .lists_modification_present_flag = pps->lists_modification_present_flag, .cabac_init_present_flag = pps->cabac_init_present_flag, .pps_slice_chroma_qp_offsets_present_flag = pps->pic_slice_level_chroma_qp_offsets_present_flag, .deblocking_filter_override_enabled_flag = pps->deblocking_filter_override_enabled_flag, .pps_deblocking_filter_disabled_flag = pps->disable_dbf, .pps_beta_offset_div2 = pps->beta_offset / 2, .pps_tc_offset_div2 = pps->tc_offset / 2, .tiles_enabled_flag = pps->tiles_enabled_flag, .uniform_spacing_flag = pps->uniform_spacing_flag, .num_tile_columns_minus1 = pps->num_tile_columns - 1, .num_tile_rows_minus1 = pps->num_tile_rows - 1, .NumBitsForShortTermRPSInSlice = s->sh.short_term_rps ? s->sh.short_term_ref_pic_set_size : 0, .NumDeltaPocsOfRefRpsIdx = s->sh.short_term_rps ? s->sh.short_term_rps->rps_idx_num_delta_pocs : 0, .NumPocTotalCurr = s->rps[ST_CURR_BEF].nb_refs + s->rps[ST_CURR_AFT].nb_refs + s->rps[LT_CURR].nb_refs, .NumPocStCurrBefore = s->rps[ST_CURR_BEF].nb_refs, .NumPocStCurrAfter = s->rps[ST_CURR_AFT].nb_refs, .NumPocLtCurr = s->rps[LT_CURR].nb_refs, .CurrPicOrderCntVal = s->ref->poc, }, }; if (pps->num_tile_columns > FF_ARRAY_ELEMS(ppc->column_width_minus1) || pps->num_tile_rows > FF_ARRAY_ELEMS(ppc->row_height_minus1)) { av_log(avctx, AV_LOG_ERROR, "Too many tiles\n"); return AVERROR(ENOSYS); } for (i = 0; i < pps->num_tile_columns; i++) ppc->column_width_minus1[i] = pps->column_width[i] - 1; for (i = 0; i < pps->num_tile_rows; i++) ppc->row_height_minus1[i] = pps->row_height[i] - 1; if (s->rps[LT_CURR].nb_refs > FF_ARRAY_ELEMS(ppc->RefPicSetLtCurr) || s->rps[ST_CURR_BEF].nb_refs > FF_ARRAY_ELEMS(ppc->RefPicSetStCurrBefore) || s->rps[ST_CURR_AFT].nb_refs > FF_ARRAY_ELEMS(ppc->RefPicSetStCurrAfter)) { av_log(avctx, AV_LOG_ERROR, "Too many reference frames\n"); return AVERROR(ENOSYS); } dpb_size = 0; for (i = 0; i < FF_ARRAY_ELEMS(s->DPB); i++) { const HEVCFrame *ref = &s->DPB[i]; if (!(ref->flags & (HEVC_FRAME_FLAG_SHORT_REF | HEVC_FRAME_FLAG_LONG_REF))) continue; if (dpb_size >= FF_ARRAY_ELEMS(ppc->RefPicIdx)) { av_log(avctx, AV_LOG_ERROR, "Too many reference frames\n"); return AVERROR_INVALIDDATA; } dpb_add(ppc, dpb_size++, ref); } for (i = dpb_size; i < FF_ARRAY_ELEMS(ppc->RefPicIdx); i++) ppc->RefPicIdx[i] = -1; for (i = 0; i < s->rps[ST_CURR_BEF].nb_refs; i++) { for (j = 0; j < dpb_size; j++) { if (ppc->PicOrderCntVal[j] == s->rps[ST_CURR_BEF].list[i]) { ppc->RefPicSetStCurrBefore[i] = j; break; } } } for (i = 0; i < s->rps[ST_CURR_AFT].nb_refs; i++) { for (j = 0; j < dpb_size; j++) { if (ppc->PicOrderCntVal[j] == s->rps[ST_CURR_AFT].list[i]) { ppc->RefPicSetStCurrAfter[i] = j; break; } } } for (i = 0; i < s->rps[LT_CURR].nb_refs; i++) { for (j = 0; j < dpb_size; j++) { if (ppc->PicOrderCntVal[j] == s->rps[LT_CURR].list[i]) { ppc->RefPicSetLtCurr[i] = j; break; } } } fill_scaling_lists(ppc, s); return 0; }