static void fill_picture_parameters(const AVCodecContext *avctx, AVDXVAContext *ctx, const H264Context *h, DXVA_PicParams_H264 *pp) { const H264Picture *current_picture = h->cur_pic_ptr; const SPS *sps = h->ps.sps; const PPS *pps = h->ps.pps; int i, j; memset(pp, 0, sizeof(*pp)); /* Configure current picture */ fill_picture_entry(&pp->CurrPic, ff_dxva2_get_surface_index(avctx, ctx, current_picture->f), h->picture_structure == PICT_BOTTOM_FIELD); /* Configure the set of references */ pp->UsedForReferenceFlags = 0; pp->NonExistingFrameFlags = 0; for (i = 0, j = 0; i < FF_ARRAY_ELEMS(pp->RefFrameList); i++) { const H264Picture *r; if (j < h->short_ref_count) { r = h->short_ref[j++]; } else { r = NULL; while (!r && j < h->short_ref_count + 16) r = h->long_ref[j++ - h->short_ref_count]; } if (r) { fill_picture_entry(&pp->RefFrameList[i], ff_dxva2_get_surface_index(avctx, ctx, r->f), r->long_ref != 0); if ((r->reference & PICT_TOP_FIELD) && r->field_poc[0] != INT_MAX) pp->FieldOrderCntList[i][0] = r->field_poc[0]; if ((r->reference & PICT_BOTTOM_FIELD) && r->field_poc[1] != INT_MAX) pp->FieldOrderCntList[i][1] = r->field_poc[1]; pp->FrameNumList[i] = r->long_ref ? r->pic_id : r->frame_num; if (r->reference & PICT_TOP_FIELD) pp->UsedForReferenceFlags |= 1 << (2*i + 0); if (r->reference & PICT_BOTTOM_FIELD) pp->UsedForReferenceFlags |= 1 << (2*i + 1); } else { pp->RefFrameList[i].bPicEntry = 0xff; pp->FieldOrderCntList[i][0] = 0; pp->FieldOrderCntList[i][1] = 0; pp->FrameNumList[i] = 0; } } pp->wFrameWidthInMbsMinus1 = h->mb_width - 1; pp->wFrameHeightInMbsMinus1 = h->mb_height - 1; pp->num_ref_frames = sps->ref_frame_count; pp->wBitFields = ((h->picture_structure != PICT_FRAME) << 0) | ((sps->mb_aff && (h->picture_structure == PICT_FRAME)) << 1) | (sps->residual_color_transform_flag << 2) | /* sp_for_switch_flag (not implemented by Libav) */ (0 << 3) | (sps->chroma_format_idc << 4) | ((h->nal_ref_idc != 0) << 6) | (pps->constrained_intra_pred << 7) | (pps->weighted_pred << 8) | (pps->weighted_bipred_idc << 9) | /* MbsConsecutiveFlag */ (1 << 11) | (sps->frame_mbs_only_flag << 12) | (pps->transform_8x8_mode << 13) | ((sps->level_idc >= 31) << 14) | /* IntraPicFlag (Modified if we detect a non * intra slice in dxva2_h264_decode_slice) */ (1 << 15); pp->bit_depth_luma_minus8 = sps->bit_depth_luma - 8; pp->bit_depth_chroma_minus8 = sps->bit_depth_chroma - 8; if (DXVA_CONTEXT_WORKAROUND(avctx, ctx) & FF_DXVA2_WORKAROUND_SCALING_LIST_ZIGZAG) pp->Reserved16Bits = 0; else if (DXVA_CONTEXT_WORKAROUND(avctx, ctx) & FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO) pp->Reserved16Bits = 0x34c; else pp->Reserved16Bits = 3; /* FIXME is there a way to detect the right mode ? */ pp->StatusReportFeedbackNumber = 1 + DXVA_CONTEXT_REPORT_ID(avctx, ctx)++; pp->CurrFieldOrderCnt[0] = 0; if ((h->picture_structure & PICT_TOP_FIELD) && current_picture->field_poc[0] != INT_MAX) pp->CurrFieldOrderCnt[0] = current_picture->field_poc[0]; pp->CurrFieldOrderCnt[1] = 0; if ((h->picture_structure & PICT_BOTTOM_FIELD) && current_picture->field_poc[1] != INT_MAX) pp->CurrFieldOrderCnt[1] = current_picture->field_poc[1]; pp->pic_init_qs_minus26 = pps->init_qs - 26; pp->chroma_qp_index_offset = pps->chroma_qp_index_offset[0]; pp->second_chroma_qp_index_offset = pps->chroma_qp_index_offset[1]; pp->ContinuationFlag = 1; pp->pic_init_qp_minus26 = pps->init_qp - 26; pp->num_ref_idx_l0_active_minus1 = pps->ref_count[0] - 1; pp->num_ref_idx_l1_active_minus1 = pps->ref_count[1] - 1; pp->Reserved8BitsA = 0; pp->frame_num = h->frame_num; pp->log2_max_frame_num_minus4 = sps->log2_max_frame_num - 4; pp->pic_order_cnt_type = sps->poc_type; if (sps->poc_type == 0) pp->log2_max_pic_order_cnt_lsb_minus4 = sps->log2_max_poc_lsb - 4; else if (sps->poc_type == 1) pp->delta_pic_order_always_zero_flag = sps->delta_pic_order_always_zero_flag; pp->direct_8x8_inference_flag = sps->direct_8x8_inference_flag; pp->entropy_coding_mode_flag = pps->cabac; pp->pic_order_present_flag = pps->pic_order_present; pp->num_slice_groups_minus1 = pps->slice_group_count - 1; pp->slice_group_map_type = pps->mb_slice_group_map_type; pp->deblocking_filter_control_present_flag = pps->deblocking_filter_parameters_present; pp->redundant_pic_cnt_present_flag= pps->redundant_pic_cnt_present; pp->Reserved8BitsB = 0; pp->slice_group_change_rate_minus1= 0; /* XXX not implemented by Libav */ //pp->SliceGroupMap[810]; /* XXX not implemented by Libav */ }