| /****************************************************************************** |
| * |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at: |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ***************************************************************************** |
| * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore |
| */ |
| |
| /** |
| ****************************************************************************** |
| * \file ihevce_enc_cu_recursion.c |
| * |
| * \brief |
| * This file contains Encoder normative loop pass related functions |
| * |
| * \date |
| * 18/09/2012 |
| * |
| * \author |
| * Ittiam |
| * |
| * |
| * List of Functions |
| * |
| * |
| ****************************************************************************** |
| */ |
| |
| /*****************************************************************************/ |
| /* File Includes */ |
| /*****************************************************************************/ |
| /* System include files */ |
| #include <stdio.h> |
| #include <string.h> |
| #include <stdlib.h> |
| #include <assert.h> |
| #include <stdarg.h> |
| #include <math.h> |
| |
| /* User include files */ |
| #include "ihevc_typedefs.h" |
| #include "itt_video_api.h" |
| #include "ihevce_api.h" |
| |
| #include "rc_cntrl_param.h" |
| #include "rc_frame_info_collector.h" |
| #include "rc_look_ahead_params.h" |
| |
| #include "ihevc_defs.h" |
| #include "ihevc_macros.h" |
| #include "ihevc_debug.h" |
| #include "ihevc_structs.h" |
| #include "ihevc_platform_macros.h" |
| #include "ihevc_deblk.h" |
| #include "ihevc_itrans_recon.h" |
| #include "ihevc_chroma_itrans_recon.h" |
| #include "ihevc_chroma_intra_pred.h" |
| #include "ihevc_intra_pred.h" |
| #include "ihevc_inter_pred.h" |
| #include "ihevc_mem_fns.h" |
| #include "ihevc_padding.h" |
| #include "ihevc_weighted_pred.h" |
| #include "ihevc_sao.h" |
| #include "ihevc_resi_trans.h" |
| #include "ihevc_quant_iquant_ssd.h" |
| #include "ihevc_cabac_tables.h" |
| |
| #include "ihevce_defs.h" |
| #include "ihevce_hle_interface.h" |
| #include "ihevce_lap_enc_structs.h" |
| #include "ihevce_multi_thrd_structs.h" |
| #include "ihevce_multi_thrd_funcs.h" |
| #include "ihevce_me_common_defs.h" |
| #include "ihevce_had_satd.h" |
| #include "ihevce_error_codes.h" |
| #include "ihevce_bitstream.h" |
| #include "ihevce_cabac.h" |
| #include "ihevce_rdoq_macros.h" |
| #include "ihevce_function_selector.h" |
| #include "ihevce_enc_structs.h" |
| #include "ihevce_entropy_structs.h" |
| #include "ihevce_cmn_utils_instr_set_router.h" |
| #include "ihevce_ipe_instr_set_router.h" |
| #include "ihevce_decomp_pre_intra_structs.h" |
| #include "ihevce_decomp_pre_intra_pass.h" |
| #include "ihevce_enc_loop_structs.h" |
| #include "ihevce_global_tables.h" |
| #include "ihevce_nbr_avail.h" |
| #include "ihevce_enc_loop_utils.h" |
| #include "ihevce_bs_compute_ctb.h" |
| #include "ihevce_cabac_rdo.h" |
| #include "ihevce_dep_mngr_interface.h" |
| #include "ihevce_enc_loop_pass.h" |
| #include "ihevce_rc_enc_structs.h" |
| #include "ihevce_enc_cu_recursion.h" |
| #include "ihevce_stasino_helpers.h" |
| |
| #include "cast_types.h" |
| #include "osal.h" |
| #include "osal_defaults.h" |
| |
| /*****************************************************************************/ |
| /* Macros */ |
| /*****************************************************************************/ |
| #define NUM_CTB_QUANT_ROUNDING 6 |
| |
| /*****************************************************************************/ |
| /* Function Definitions */ |
| /*****************************************************************************/ |
| |
| /** |
| ********************************************************************************* |
| * Function name : ihevce_store_cu_final |
| * |
| * \brief |
| * This function store cu info to the enc loop cu context |
| * |
| * \param[in] ps_ctxt : pointer to enc loop context structure |
| * \param[in] ps_cu_final : pointer to enc loop output CU structure |
| * \param[in] pu1_ecd_data : ecd data pointer |
| * \param[in] ps_enc_out_ctxt : pointer to CU information structure |
| * \param[in] ps_cu_prms : pointer to cu level parameters for SATD / RDOPT |
| * |
| * \return |
| * None |
| * |
| **********************************************************************************/ |
| void ihevce_store_cu_final( |
| ihevce_enc_loop_ctxt_t *ps_ctxt, |
| cu_enc_loop_out_t *ps_cu_final, |
| UWORD8 *pu1_ecd_data, |
| ihevce_enc_cu_node_ctxt_t *ps_enc_out_ctxt, |
| enc_loop_cu_prms_t *ps_cu_prms) |
| { |
| enc_loop_cu_final_prms_t *ps_enc_loop_bestprms; |
| WORD32 i4_8x8_blks_in_cu; |
| WORD32 i4_br_id, i4_enc_frm_id; |
| |
| WORD32 u4_tex_bits, u4_hdr_bits; |
| WORD32 i4_qscale, i4_qscale_ctb; |
| ps_enc_loop_bestprms = ps_enc_out_ctxt->ps_cu_prms; |
| i4_qscale = ((ps_ctxt->ps_rc_quant_ctxt->pi4_qp_to_qscale |
| [ps_enc_out_ctxt->i1_cu_qp + ps_ctxt->ps_rc_quant_ctxt->i1_qp_offset])); |
| i4_qscale_ctb = (( |
| ps_ctxt->ps_rc_quant_ctxt |
| ->pi4_qp_to_qscale[ps_ctxt->i4_frame_mod_qp + ps_ctxt->ps_rc_quant_ctxt->i1_qp_offset])); |
| |
| /* All texture bits accumulated */ |
| u4_tex_bits = ps_enc_loop_bestprms->u4_cu_luma_res_bits + |
| ps_enc_loop_bestprms->u4_cu_chroma_res_bits + |
| ps_enc_loop_bestprms->u4_cu_cbf_bits; |
| |
| u4_hdr_bits = ps_enc_loop_bestprms->u4_cu_hdr_bits; |
| |
| i4_br_id = ps_ctxt->i4_bitrate_instance_num; |
| i4_enc_frm_id = ps_ctxt->i4_enc_frm_id; |
| |
| i4_8x8_blks_in_cu = ((ps_enc_out_ctxt->u1_cu_size >> 3) * (ps_enc_out_ctxt->u1_cu_size >> 3)); |
| |
| ps_ctxt->aaps_enc_loop_rc_params[i4_enc_frm_id][i4_br_id]->i8_frame_open_loop_ssd += |
| ps_enc_loop_bestprms |
| ->i8_cu_ssd; // + (((float)(ps_ctxt->i8_cl_ssd_lambda_qf/ (1<< LAMBDA_Q_SHIFT))) * ps_enc_loop_bestprms->u4_cu_hdr_bits); |
| |
| ps_ctxt->aaps_enc_loop_rc_params[i4_enc_frm_id][i4_br_id]->u4_frame_open_loop_intra_sad += |
| (UWORD32)( |
| ps_enc_loop_bestprms->u4_cu_open_intra_sad + |
| (((float)(ps_ctxt->i4_sad_lamda) / (1 << LAMBDA_Q_SHIFT)) * |
| ps_enc_loop_bestprms->u4_cu_hdr_bits)); |
| |
| if(1 == ps_enc_loop_bestprms->u1_intra_flag) |
| { |
| ps_ctxt->aaps_enc_loop_rc_params[i4_enc_frm_id][i4_br_id]->u4_frame_intra_sad_acc += |
| ps_enc_loop_bestprms->u4_cu_sad; |
| ps_ctxt->aaps_enc_loop_rc_params[i4_enc_frm_id][i4_br_id]->i8_frame_intra_cost_acc += |
| ps_enc_loop_bestprms->i8_best_rdopt_cost; |
| } |
| else |
| { |
| ps_ctxt->aaps_enc_loop_rc_params[i4_enc_frm_id][i4_br_id]->u4_frame_inter_sad_acc += |
| ps_enc_loop_bestprms->u4_cu_sad; |
| ps_ctxt->aaps_enc_loop_rc_params[i4_enc_frm_id][i4_br_id]->i8_frame_inter_cost_acc += |
| ps_enc_loop_bestprms->i8_best_rdopt_cost; |
| } |
| /*accumulating the frame level stats across frame*/ |
| ps_ctxt->aaps_enc_loop_rc_params[i4_enc_frm_id][i4_br_id]->u4_frame_sad_acc += |
| ps_enc_loop_bestprms->u4_cu_sad; |
| |
| ps_ctxt->aaps_enc_loop_rc_params[i4_enc_frm_id][i4_br_id]->i8_frame_cost_acc += |
| ps_enc_loop_bestprms->i8_best_rdopt_cost; |
| |
| ps_ctxt->aaps_enc_loop_rc_params[i4_enc_frm_id][i4_br_id]->u4_frame_rdopt_bits += |
| (u4_tex_bits + u4_hdr_bits); |
| |
| /*Total bits and header bits accumalted here for CTB*/ |
| ps_ctxt->u4_total_cu_bits += (u4_tex_bits + u4_hdr_bits); |
| ps_ctxt->u4_total_cu_bits_mul_qs += |
| ((ULWORD64)((u4_tex_bits + u4_hdr_bits) * (i4_qscale_ctb)) + (1 << (QSCALE_Q_FAC_3 - 1))) >> |
| QSCALE_Q_FAC_3; |
| ps_ctxt->u4_total_cu_hdr_bits += u4_hdr_bits; |
| ps_ctxt->u4_cu_tot_bits_into_qscale += |
| ((ULWORD64)((u4_tex_bits + u4_hdr_bits) * (i4_qscale)) + (1 << (QSCALE_Q_FAC_3 - 1))) >> |
| QSCALE_Q_FAC_3; |
| ps_ctxt->u4_cu_tot_bits += (u4_tex_bits + u4_hdr_bits); |
| |
| ps_ctxt->aaps_enc_loop_rc_params[i4_enc_frm_id][i4_br_id]->u4_frame_rdopt_header_bits += |
| u4_hdr_bits; |
| |
| ps_ctxt->aaps_enc_loop_rc_params[i4_enc_frm_id][i4_br_id] |
| ->i8_sad_by_qscale[ps_enc_loop_bestprms->u1_intra_flag] += |
| ((((LWORD64)ps_enc_loop_bestprms->u4_cu_sad) << SAD_BY_QSCALE_Q) / i4_qscale); |
| |
| ps_ctxt->aaps_enc_loop_rc_params[i4_enc_frm_id][i4_br_id] |
| ->i4_qp_normalized_8x8_cu_sum[ps_enc_loop_bestprms->u1_intra_flag] += |
| (i4_8x8_blks_in_cu * i4_qscale); |
| |
| ps_ctxt->aaps_enc_loop_rc_params[i4_enc_frm_id][i4_br_id] |
| ->i4_8x8_cu_sum[ps_enc_loop_bestprms->u1_intra_flag] += i4_8x8_blks_in_cu; |
| |
| /* PCM not supported */ |
| ps_cu_final->b1_pcm_flag = 0; |
| ps_cu_final->b1_pred_mode_flag = ps_enc_loop_bestprms->u1_intra_flag; |
| |
| ps_cu_final->b1_skip_flag = ps_enc_loop_bestprms->u1_skip_flag; |
| ps_cu_final->b1_tq_bypass_flag = 0; |
| ps_cu_final->b3_part_mode = ps_enc_loop_bestprms->u1_part_mode; |
| |
| ps_cu_final->pv_coeff = pu1_ecd_data; |
| |
| ps_cu_final->i1_cu_qp = ps_enc_out_ctxt->i1_cu_qp; |
| if(ps_enc_loop_bestprms->u1_is_cu_coded) |
| { |
| ps_ctxt->i4_last_cu_qp_from_prev_ctb = ps_enc_out_ctxt->i1_cu_qp; |
| } |
| else |
| { |
| ps_ctxt->i4_last_cu_qp_from_prev_ctb = ps_ctxt->i4_pred_qp; |
| } |
| ps_cu_final->b1_first_cu_in_qg = ps_enc_out_ctxt->b1_first_cu_in_qg; |
| |
| /* Update the no residue flag. Needed for inter cu. */ |
| /* Needed for deblocking inter/intra both */ |
| //if(ps_cu_final->b1_pred_mode_flag == PRED_MODE_INTER) |
| { |
| ps_cu_final->b1_no_residual_syntax_flag = !ps_enc_loop_bestprms->u1_is_cu_coded; |
| } |
| |
| /* store the number of TUs */ |
| ps_cu_final->u2_num_tus_in_cu = ps_enc_loop_bestprms->u2_num_tus_in_cu; |
| |
| /* ---- copy the TUs to final structure ----- */ |
| memcpy( |
| ps_cu_final->ps_enc_tu, |
| &ps_enc_loop_bestprms->as_tu_enc_loop[0], |
| ps_enc_loop_bestprms->u2_num_tus_in_cu * sizeof(tu_enc_loop_out_t)); |
| |
| /* ---- copy the PUs to final structure ----- */ |
| memcpy( |
| ps_cu_final->ps_pu, |
| &ps_enc_loop_bestprms->as_pu_enc_loop[0], |
| ps_enc_loop_bestprms->u2_num_pus_in_cu * sizeof(pu_t)); |
| |
| /* --- copy reminder and prev_flags ----- */ |
| /* only required for intra */ |
| if(PRED_MODE_INTRA == ps_cu_final->b1_pred_mode_flag) |
| { |
| memcpy( |
| &ps_cu_final->as_prev_rem[0], |
| &ps_enc_loop_bestprms->as_intra_prev_rem[0], |
| ps_enc_loop_bestprms->u2_num_tus_in_cu * sizeof(intra_prev_rem_flags_t)); |
| |
| ps_cu_final->b3_chroma_intra_pred_mode = ps_enc_loop_bestprms->u1_chroma_intra_pred_mode; |
| } |
| |
| /* --------------------------------------------------- */ |
| /* ---- Boundary Strength Calculation at CU level ---- */ |
| /* --------------------------------------------------- */ |
| if(ps_ctxt->i4_deblk_pad_hpel_cur_pic) |
| { |
| WORD32 num_4x4_in_ctb; |
| nbr_4x4_t *ps_left_nbr_4x4; |
| nbr_4x4_t *ps_top_nbr_4x4; |
| nbr_4x4_t *ps_curr_nbr_4x4; |
| WORD32 nbr_4x4_left_strd; |
| |
| num_4x4_in_ctb = (ps_cu_prms->i4_ctb_size >> 2); |
| |
| ps_curr_nbr_4x4 = &ps_ctxt->as_ctb_nbr_arr[0]; |
| ps_curr_nbr_4x4 += (ps_enc_out_ctxt->b3_cu_pos_x << 1); |
| ps_curr_nbr_4x4 += ((ps_enc_out_ctxt->b3_cu_pos_y << 1) * num_4x4_in_ctb); |
| |
| /* CU left */ |
| if(0 == ps_enc_out_ctxt->b3_cu_pos_x) |
| { |
| ps_left_nbr_4x4 = &ps_ctxt->as_left_col_nbr[0]; |
| ps_left_nbr_4x4 += ps_enc_out_ctxt->b3_cu_pos_y << 1; |
| nbr_4x4_left_strd = 1; |
| } |
| else |
| { |
| /* inside CTB */ |
| ps_left_nbr_4x4 = ps_curr_nbr_4x4 - 1; |
| nbr_4x4_left_strd = num_4x4_in_ctb; |
| } |
| |
| /* CU top */ |
| if(0 == ps_enc_out_ctxt->b3_cu_pos_y) |
| { |
| /* CTB boundary */ |
| ps_top_nbr_4x4 = ps_ctxt->ps_top_row_nbr; |
| ps_top_nbr_4x4 += (ps_cu_prms->i4_ctb_pos * (ps_cu_prms->i4_ctb_size >> 2)); |
| ps_top_nbr_4x4 += (ps_enc_out_ctxt->b3_cu_pos_x << 1); |
| } |
| else |
| { |
| /* inside CTB */ |
| ps_top_nbr_4x4 = ps_curr_nbr_4x4 - num_4x4_in_ctb; |
| } |
| |
| ihevce_bs_compute_cu( |
| ps_cu_final, |
| ps_top_nbr_4x4, |
| ps_left_nbr_4x4, |
| ps_curr_nbr_4x4, |
| nbr_4x4_left_strd, |
| num_4x4_in_ctb, |
| &ps_ctxt->s_deblk_bs_prms); |
| } |
| } |
| |
| /** |
| ********************************************************************************* |
| * Function name : ihevce_store_cu_results |
| * |
| * \brief |
| * This function store cu result to cu info context |
| * |
| * \param[in] ps_ctxt : pointer to enc loop context structure |
| * \param[out] ps_cu_prms : pointer to cu level parameters for SATD / RDOPT |
| * |
| * \return |
| * None |
| * |
| **********************************************************************************/ |
| void ihevce_store_cu_results( |
| ihevce_enc_loop_ctxt_t *ps_ctxt, |
| enc_loop_cu_prms_t *ps_cu_prms, |
| final_mode_state_t *ps_final_state) |
| { |
| ihevce_enc_cu_node_ctxt_t *ps_enc_tmp_out_ctxt; |
| nbr_4x4_t *ps_nbr_4x4, *ps_tmp_nbr_4x4, *ps_curr_nbr_4x4; |
| |
| UWORD8 *pu1_recon, *pu1_final_recon; |
| WORD32 num_4x4_in_ctb, ctr; |
| WORD32 num_4x4_in_cu; |
| UWORD8 u1_is_422 = (ps_ctxt->u1_chroma_array_type == 2); |
| WORD32 cu_depth, log2_ctb_size, log2_cu_size; |
| |
| ps_enc_tmp_out_ctxt = ps_ctxt->ps_enc_out_ctxt; |
| (void)ps_final_state; |
| #if PROCESS_GT_1CTB_VIA_CU_RECUR_IN_FAST_PRESETS |
| { |
| /* ---- copy the child luma recon back to curr. recon -------- */ |
| pu1_recon = (UWORD8 *)ps_ctxt->pv_cu_luma_recon; |
| |
| /* based on CU position derive the luma pointers */ |
| pu1_final_recon = ps_cu_prms->pu1_luma_recon + (ps_enc_tmp_out_ctxt->b3_cu_pos_x << 3); |
| |
| pu1_final_recon += |
| ((ps_enc_tmp_out_ctxt->b3_cu_pos_y << 3) * ps_cu_prms->i4_luma_recon_stride); |
| |
| ps_ctxt->s_cmn_opt_func.pf_copy_2d( |
| pu1_final_recon, |
| ps_cu_prms->i4_luma_recon_stride, |
| pu1_recon, |
| ps_enc_tmp_out_ctxt->u1_cu_size, |
| ps_enc_tmp_out_ctxt->u1_cu_size, |
| ps_enc_tmp_out_ctxt->u1_cu_size); |
| |
| /* ---- copy the child chroma recon back to curr. recon -------- */ |
| pu1_recon = (UWORD8 *)ps_ctxt->pv_cu_chrma_recon; |
| |
| /* based on CU position derive the chroma pointers */ |
| pu1_final_recon = ps_cu_prms->pu1_chrm_recon + (ps_enc_tmp_out_ctxt->b3_cu_pos_x << 3); |
| |
| pu1_final_recon += |
| ((ps_enc_tmp_out_ctxt->b3_cu_pos_y << (u1_is_422 + 2)) * |
| ps_cu_prms->i4_chrm_recon_stride); |
| |
| /* Cb and Cr pixel interleaved */ |
| ps_ctxt->s_cmn_opt_func.pf_copy_2d( |
| pu1_final_recon, |
| ps_cu_prms->i4_chrm_recon_stride, |
| pu1_recon, |
| ps_enc_tmp_out_ctxt->u1_cu_size, |
| ps_enc_tmp_out_ctxt->u1_cu_size, |
| (ps_enc_tmp_out_ctxt->u1_cu_size >> (0 == u1_is_422))); |
| } |
| #else |
| if(ps_ctxt->i4_quality_preset < IHEVCE_QUALITY_P2) |
| { |
| /* ---- copy the child luma recon back to curr. recon -------- */ |
| pu1_recon = (UWORD8 *)ps_ctxt->pv_cu_luma_recon; |
| |
| /* based on CU position derive the luma pointers */ |
| pu1_final_recon = ps_cu_prms->pu1_luma_recon + (ps_enc_tmp_out_ctxt->b3_cu_pos_x << 3); |
| |
| pu1_final_recon += |
| ((ps_enc_tmp_out_ctxt->b3_cu_pos_y << 3) * ps_cu_prms->i4_luma_recon_stride); |
| |
| ps_ctxt->s_cmn_opt_func.pf_copy_2d( |
| pu1_final_recon, |
| ps_cu_prms->i4_luma_recon_stride, |
| pu1_recon, |
| ps_enc_tmp_out_ctxt->u1_cu_size, |
| ps_enc_tmp_out_ctxt->u1_cu_size, |
| ps_enc_tmp_out_ctxt->u1_cu_size); |
| |
| /* ---- copy the child chroma recon back to curr. recon -------- */ |
| pu1_recon = (UWORD8 *)ps_ctxt->pv_cu_chrma_recon; |
| |
| /* based on CU position derive the chroma pointers */ |
| pu1_final_recon = ps_cu_prms->pu1_chrm_recon + (ps_enc_tmp_out_ctxt->b3_cu_pos_x << 3); |
| |
| pu1_final_recon += |
| ((ps_enc_tmp_out_ctxt->b3_cu_pos_y << (u1_is_422 + 2)) * |
| ps_cu_prms->i4_chrm_recon_stride); |
| |
| ps_ctxt->s_cmn_opt_func.pf_copy_2d( |
| pu1_final_recon, |
| ps_cu_prms->i4_chrm_recon_stride, |
| pu1_recon, |
| ps_enc_tmp_out_ctxt->u1_cu_size, |
| ps_enc_tmp_out_ctxt->u1_cu_size, |
| (ps_enc_tmp_out_ctxt->u1_cu_size >> (0 == u1_is_422))); |
| } |
| #endif |
| /*copy qp for qg*/ |
| { |
| WORD32 i4_num_8x8, i4_x, i4_y; |
| WORD32 i4_cu_pos_x, i4_cu_pox_y; |
| i4_num_8x8 = ps_enc_tmp_out_ctxt->u1_cu_size >> 3; |
| i4_cu_pos_x = ps_enc_tmp_out_ctxt->b3_cu_pos_x; |
| i4_cu_pox_y = ps_enc_tmp_out_ctxt->b3_cu_pos_y; |
| for(i4_y = 0; i4_y < i4_num_8x8; i4_y++) |
| { |
| for(i4_x = 0; i4_x < i4_num_8x8; i4_x++) |
| { |
| if(ps_enc_tmp_out_ctxt->ps_cu_prms->u1_is_cu_coded) |
| { |
| ps_ctxt->ai4_qp_qg[((i4_cu_pox_y + i4_y) * 8) + (i4_cu_pos_x + i4_x)] = |
| ps_ctxt->i4_cu_qp; |
| } |
| else |
| { |
| ps_ctxt->ai4_qp_qg[((i4_cu_pox_y + i4_y) * 8) + (i4_cu_pos_x + i4_x)] = |
| ps_ctxt->i4_pred_qp; |
| } |
| } |
| } |
| } |
| |
| /* ------ copy the nbr 4x4 to final output ------ */ |
| num_4x4_in_cu = ps_enc_tmp_out_ctxt->u1_cu_size >> 2; |
| num_4x4_in_ctb = (ps_cu_prms->i4_ctb_size >> 2); |
| |
| ps_curr_nbr_4x4 = &ps_ctxt->as_ctb_nbr_arr[0]; |
| ps_curr_nbr_4x4 += (ps_enc_tmp_out_ctxt->b3_cu_pos_x << 1); |
| ps_curr_nbr_4x4 += ((ps_enc_tmp_out_ctxt->b3_cu_pos_y << 1) * num_4x4_in_ctb); |
| ps_tmp_nbr_4x4 = ps_curr_nbr_4x4; |
| |
| ps_nbr_4x4 = ps_ctxt->ps_cu_recur_nbr; |
| |
| GETRANGE(log2_ctb_size, ps_cu_prms->i4_ctb_size); |
| GETRANGE(log2_cu_size, ps_enc_tmp_out_ctxt->u1_cu_size); |
| cu_depth = log2_ctb_size - log2_cu_size; |
| |
| ASSERT(cu_depth <= 3); |
| ASSERT(cu_depth >= 0); |
| |
| /*assign qp for all 4x4 nbr blocks*/ |
| for(ctr = 0; ctr < num_4x4_in_cu * num_4x4_in_cu; ctr++, ps_nbr_4x4++) |
| { |
| ps_nbr_4x4->b1_skip_flag = ps_enc_tmp_out_ctxt->s_cu_prms.u1_skip_flag; |
| ps_nbr_4x4->b2_cu_depth = cu_depth; |
| ps_nbr_4x4->b8_qp = ps_ctxt->i4_cu_qp; |
| } |
| |
| ps_nbr_4x4 = ps_ctxt->ps_cu_recur_nbr; |
| |
| for(ctr = 0; ctr < num_4x4_in_cu; ctr++) |
| { |
| memcpy(ps_tmp_nbr_4x4, ps_nbr_4x4, num_4x4_in_cu * sizeof(nbr_4x4_t)); |
| |
| ps_tmp_nbr_4x4 += num_4x4_in_ctb; |
| ps_nbr_4x4 += num_4x4_in_cu; |
| } |
| } |
| |
| /** |
| ********************************************************************************* |
| * Function name : ihevce_populate_cu_struct |
| * |
| * \brief |
| * This function populate cu struct |
| * |
| * \param[in] ps_ctxt : pointer to enc loop context structure |
| * \param[in] ps_cur_ipe_ctb : pointer to IPE L0 analyze structure |
| * \param[in] ps_cu_tree_analyse : pointer to Structure for CU recursion |
| * \param[in] ps_best_results : pointer to strcuture contain result for partition type of CU |
| * \param[in] ps_cu_out : pointer to structre contain mode analysis info |
| * \param[in] i4_32x32_id : noise estimation id |
| * \param[in] u1_num_best_results : num best result value |
| * |
| * \return |
| * None |
| * |
| **********************************************************************************/ |
| void ihevce_populate_cu_struct( |
| ihevce_enc_loop_ctxt_t *ps_ctxt, |
| ipe_l0_ctb_analyse_for_me_t *ps_cur_ipe_ctb, |
| cur_ctb_cu_tree_t *ps_cu_tree_analyse, |
| part_type_results_t *ps_best_results, |
| cu_analyse_t *ps_cu_out, |
| WORD32 i4_32x32_id, |
| #if DISABLE_INTRA_WHEN_NOISY && USE_NOISE_TERM_IN_ENC_LOOP |
| UWORD8 u1_is_cu_noisy, |
| #endif |
| UWORD8 u1_num_best_results) |
| { |
| cu_inter_cand_t *ps_cu_candt; |
| |
| WORD32 j; |
| /* open loop intra cost by IPE */ |
| WORD32 intra_cost_ol; |
| /* closed loop intra cost based on empirical coding noise estimate */ |
| WORD32 intra_cost_cl_est = 0; |
| /* closed loop intra coding noise estimate */ |
| WORD32 intra_noise_cl_est; |
| WORD32 num_results_to_copy = 0; |
| |
| WORD32 found_intra = 0; |
| WORD32 quality_preset = ps_ctxt->i4_quality_preset; |
| WORD32 frm_qp = ps_ctxt->i4_frame_qp; |
| WORD32 frm_qstep_multiplier = gau4_frame_qstep_multiplier[frm_qp - 1]; |
| WORD32 frm_qstep = ps_ctxt->i4_frame_qstep; |
| UWORD8 u1_cu_size = ps_cu_tree_analyse->u1_cu_size; |
| UWORD8 u1_x_off = ps_cu_tree_analyse->b3_cu_pos_x << 3; |
| UWORD8 u1_y_off = ps_cu_tree_analyse->b3_cu_pos_y << 3; |
| UWORD8 u1_threshold_multi; |
| switch(quality_preset) |
| { |
| case IHEVCE_QUALITY_P0: |
| case IHEVCE_QUALITY_P2: |
| { |
| num_results_to_copy = |
| MIN(MAX_NUMBER_OF_INTER_RDOPT_CANDS_IN_PQ_AND_HQ, u1_num_best_results); |
| break; |
| } |
| case IHEVCE_QUALITY_P3: |
| { |
| num_results_to_copy = MIN(MAX_NUMBER_OF_INTER_RDOPT_CANDS_IN_MS, u1_num_best_results); |
| break; |
| } |
| case IHEVCE_QUALITY_P4: |
| case IHEVCE_QUALITY_P5: |
| case IHEVCE_QUALITY_P6: |
| { |
| num_results_to_copy = |
| MIN(MAX_NUMBER_OF_INTER_RDOPT_CANDS_IN_HS_AND_XS, u1_num_best_results); |
| break; |
| } |
| } |
| |
| ps_cu_out->u1_num_inter_cands = 0; |
| |
| /***************************************************************/ |
| /* Depending CU size that has won in ME, */ |
| /* Estimate the closed loop intra cost for enabling intra */ |
| /* evaluation in rdopt stage based on preset */ |
| /***************************************************************/ |
| switch(u1_cu_size) |
| { |
| case 64: |
| { |
| /* coding noise estimate for intra closed loop cost */ |
| intra_cost_ol = ps_cur_ipe_ctb->i4_best64x64_intra_cost - frm_qstep * 256; |
| |
| intra_noise_cl_est = (frm_qstep * frm_qstep_multiplier) + (intra_cost_ol >> 4); |
| |
| intra_noise_cl_est = MIN(intra_noise_cl_est, (frm_qstep * 16)) * 16; |
| |
| intra_cost_cl_est = intra_cost_ol + intra_noise_cl_est; |
| break; |
| } |
| case 32: |
| { |
| /* coding noise estimate for intra closed loop cost */ |
| intra_cost_ol = ps_cur_ipe_ctb->ai4_best32x32_intra_cost[i4_32x32_id] - frm_qstep * 64; |
| |
| intra_noise_cl_est = (frm_qstep * frm_qstep_multiplier) + (intra_cost_ol >> 4); |
| |
| intra_noise_cl_est = MIN(intra_noise_cl_est, (frm_qstep * 16)) * 4; |
| |
| intra_cost_cl_est = intra_cost_ol + intra_noise_cl_est; |
| break; |
| } |
| case 16: |
| { |
| /* coding noise estimate for intra closed loop cost */ |
| intra_cost_ol = |
| ps_cur_ipe_ctb->ai4_best16x16_intra_cost[(u1_x_off >> 4) + ((u1_y_off >> 4) << 2)] - |
| frm_qstep * 16; |
| |
| intra_noise_cl_est = (frm_qstep * frm_qstep_multiplier) + (intra_cost_ol >> 4); |
| |
| intra_noise_cl_est = MIN(intra_noise_cl_est, (frm_qstep * 16)); |
| |
| intra_cost_cl_est = intra_cost_ol + intra_noise_cl_est; |
| break; |
| } |
| case 8: |
| { |
| /* coding noise estimate for intra closed loop cost */ |
| intra_cost_ol = |
| ps_cur_ipe_ctb->ai4_best8x8_intra_cost[(u1_x_off >> 3) + u1_y_off] - frm_qstep * 4; |
| |
| intra_noise_cl_est = (frm_qstep * frm_qstep_multiplier) + (intra_cost_ol >> 4); |
| |
| intra_noise_cl_est = MIN(intra_noise_cl_est, (frm_qstep * 16)) >> 2; |
| |
| intra_cost_cl_est = intra_cost_ol + intra_noise_cl_est; |
| break; |
| } |
| } |
| #if DISABLE_INTER_CANDIDATES |
| return; |
| #endif |
| |
| u1_threshold_multi = 1; |
| #if DISABLE_INTRA_WHEN_NOISY && USE_NOISE_TERM_IN_ENC_LOOP |
| if(u1_is_cu_noisy) |
| { |
| intra_cost_cl_est = INT_MAX; |
| } |
| #endif |
| |
| ps_cu_candt = ps_cu_out->as_cu_inter_cand; |
| |
| /* Check if the first best candidate is inter or intra */ |
| if(ps_best_results[0].as_pu_results[0].pu.b1_intra_flag) |
| { |
| ps_cu_out->u1_best_is_intra = 1; |
| } |
| else |
| { |
| ps_cu_out->u1_best_is_intra = 0; |
| } |
| |
| for(j = 0; j < u1_num_best_results; j++) |
| { |
| part_type_results_t *ps_best = &ps_best_results[j]; |
| |
| if(ps_best->as_pu_results[0].pu.b1_intra_flag) |
| { |
| found_intra = 1; |
| } |
| else |
| { |
| /* populate the TU split flags, 4 flags copied as max cu can be 64 */ |
| memcpy(ps_cu_candt->ai4_tu_split_flag, ps_best->ai4_tu_split_flag, 4 * sizeof(WORD32)); |
| |
| /* populate the TU early CBF flags, 4 flags copied as max cu can be 64 */ |
| memcpy(ps_cu_candt->ai4_tu_early_cbf, ps_best->ai4_tu_early_cbf, 4 * sizeof(WORD32)); |
| |
| /* Note: the enums of part size and me part types shall match */ |
| ps_cu_candt->b3_part_size = ps_best->u1_part_type; |
| |
| /* ME will always set the skip flag to 0 */ |
| /* in closed loop skip will be added as a candidate */ |
| ps_cu_candt->b1_skip_flag = 0; |
| |
| /* copy the inter pus : Note: assuming NxN part type is not supported */ |
| ps_cu_candt->as_inter_pu[0] = ps_best->as_pu_results[0].pu; |
| |
| ps_cu_candt->as_inter_pu[0].b1_merge_flag = 0; |
| |
| /* Copy the total cost of the CU candt */ |
| ps_cu_candt->i4_total_cost = ps_best->i4_tot_cost; |
| |
| ps_cu_out->ai4_mv_cost[ps_cu_out->u1_num_inter_cands][0] = |
| ps_best->as_pu_results[0].i4_mv_cost; |
| |
| #if REUSE_ME_COMPUTED_ERROR_FOR_INTER_CAND_SIFTING |
| ps_cu_out->ai4_err_metric[ps_cu_out->u1_num_inter_cands][0] = |
| ps_best->as_pu_results[0].i4_tot_cost - ps_best->as_pu_results[0].i4_mv_cost; |
| #endif |
| |
| if(ps_best->u1_part_type) |
| { |
| ps_cu_candt->as_inter_pu[1] = ps_best->as_pu_results[1].pu; |
| ps_cu_out->ai4_mv_cost[ps_cu_out->u1_num_inter_cands][1] = |
| ps_best->as_pu_results[1].i4_mv_cost; |
| #if REUSE_ME_COMPUTED_ERROR_FOR_INTER_CAND_SIFTING |
| ps_cu_out->ai4_err_metric[ps_cu_out->u1_num_inter_cands][1] = |
| ps_best->as_pu_results[1].i4_tot_cost - ps_best->as_pu_results[1].i4_mv_cost; |
| #endif |
| |
| ps_cu_candt->as_inter_pu[1].b1_merge_flag = 0; |
| } |
| |
| ps_cu_candt++; |
| ps_cu_out->u1_num_inter_cands++; |
| if(intra_cost_cl_est < ((ps_best->i4_tot_cost * u1_threshold_multi) >> 0)) |
| { |
| /* The rationale - */ |
| /* Artefacts were being observed in some sequences, */ |
| /* Brooklyn_1080p in particular - where it was readily */ |
| /* apparent. The cause was coding of CU's as inter CU's */ |
| /* when they actually needed to be coded as intra CU's. */ |
| /* This was observed during either fade-outs aor flashes. */ |
| /* After tinkering with the magnitude of the coding noise */ |
| /* factor that was added to the intra cost to see when the */ |
| /* artefacts in Brooklyn vanished, it was observed that the */ |
| /* factor multiplied with the frame_qstep followed a pattern. */ |
| /* When the pattern was subjected to a regression analysis, the */ |
| /* formula seen below emerged. Also note the fact that the coding */ |
| /* noise factor is the product of the frame_qstep and a constant */ |
| /* multiplier */ |
| |
| /*UWORD32 frm_qstep_multiplier = |
| -3.346 * log((float)frm_qstep) + 15.925;*/ |
| found_intra = 1; |
| } |
| |
| if(ps_cu_out->u1_num_inter_cands >= num_results_to_copy) |
| { |
| break; |
| } |
| } |
| } |
| |
| if(quality_preset < IHEVCE_QUALITY_P4) |
| { |
| found_intra = 1; |
| } |
| |
| if(!found_intra) |
| { |
| /* rdopt evaluation of intra disabled as inter is clear winner */ |
| ps_cu_out->u1_num_intra_rdopt_cands = 0; |
| |
| /* all the modes invalidated */ |
| ps_cu_out->s_cu_intra_cand.au1_intra_luma_modes_2nx2n_tu_eq_cu[0] = 255; |
| ps_cu_out->s_cu_intra_cand.au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2[0] = 255; |
| ps_cu_out->s_cu_intra_cand.au1_intra_luma_modes_nxn[0][0] = 255; |
| ps_cu_out->u1_chroma_intra_pred_mode = 255; |
| |
| /* no intra candt to verify */ |
| ps_cu_out->s_cu_intra_cand.b6_num_intra_cands = 0; |
| } |
| } |
| |
| /** |
| ********************************************************************************* |
| * Function name : ihevce_create_child_nodes_cu_tree |
| * |
| * \brief |
| * This function create child node from cu tree |
| * |
| * \param[in] ps_cu_tree_root : pointer to Structure for CU recursion |
| * \param[out] ps_cu_tree_cur_node : pointer to Structure for CU recursion |
| * \param[in] ai4_child_node_enable : child node enable flag |
| * \param[in] nodes_already_created : already created node value |
| * \return |
| * None |
| * |
| **********************************************************************************/ |
| WORD32 ihevce_create_child_nodes_cu_tree( |
| cur_ctb_cu_tree_t *ps_cu_tree_root, |
| cur_ctb_cu_tree_t *ps_cu_tree_cur_node, |
| WORD32 *ai4_child_node_enable, |
| WORD32 nodes_already_created) |
| { |
| cur_ctb_cu_tree_t *ps_tl; |
| cur_ctb_cu_tree_t *ps_tr; |
| cur_ctb_cu_tree_t *ps_bl; |
| cur_ctb_cu_tree_t *ps_br; |
| |
| ps_tl = ps_cu_tree_root + nodes_already_created; |
| ps_tr = ps_tl + 1; |
| ps_bl = ps_tr + 1; |
| ps_br = ps_bl + 1; |
| |
| if(1 == ps_cu_tree_cur_node->is_node_valid) |
| { |
| ps_tl = (ai4_child_node_enable[0]) ? ps_tl : NULL; |
| ps_tr = (ai4_child_node_enable[1]) ? ps_tr : NULL; |
| ps_bl = (ai4_child_node_enable[2]) ? ps_bl : NULL; |
| ps_br = (ai4_child_node_enable[3]) ? ps_br : NULL; |
| |
| /* In incomplete CTB, if any of the child nodes are assigned to NULL */ |
| /* then parent node ceases to be valid */ |
| if((ps_tl == NULL) || (ps_tr == NULL) || (ps_br == NULL) || (ps_bl == NULL)) |
| { |
| ps_cu_tree_cur_node->is_node_valid = 0; |
| } |
| } |
| ps_cu_tree_cur_node->ps_child_node_tl = ps_tl; |
| ps_cu_tree_cur_node->ps_child_node_tr = ps_tr; |
| ps_cu_tree_cur_node->ps_child_node_bl = ps_bl; |
| ps_cu_tree_cur_node->ps_child_node_br = ps_br; |
| |
| return 4; |
| } |
| |
| /** |
| ********************************************************************************* |
| * Function name : ihevce_populate_cu_tree |
| * |
| * \brief |
| * This function create child node from cu tree |
| * |
| * \param[in] ps_cur_ipe_ctb : pointer to Structure for CU recursion |
| * \param[out] ps_cu_tree : pointer to Structure for CU recursion |
| * \param[in] tree_depth : child node enable flag |
| * \param[in] e_quality_preset : already created node value |
| * \param[in] e_grandparent_blk_pos : already created node value |
| * \param[in] e_parent_blk_pos : already created node value |
| * \param[in] e_cur_blk_pos : already created node value |
| * |
| * \return |
| * None |
| * |
| **********************************************************************************/ |
| void ihevce_populate_cu_tree( |
| ipe_l0_ctb_analyse_for_me_t *ps_cur_ipe_ctb, |
| cur_ctb_cu_tree_t *ps_cu_tree, |
| WORD32 tree_depth, |
| IHEVCE_QUALITY_CONFIG_T e_quality_preset, |
| CU_POS_T e_grandparent_blk_pos, |
| CU_POS_T e_parent_blk_pos, |
| CU_POS_T e_cur_blk_pos) |
| { |
| WORD32 ai4_child_enable[4]; |
| WORD32 children_nodes_required = 0; |
| WORD32 cu_pos_x = 0; |
| WORD32 cu_pos_y = 0; |
| WORD32 cu_size = 0; |
| WORD32 i; |
| WORD32 node_validity = 0; |
| |
| if(NULL == ps_cu_tree) |
| { |
| return; |
| } |
| |
| switch(tree_depth) |
| { |
| case 0: |
| { |
| /* 64x64 block */ |
| intra32_analyse_t *ps_intra32_analyse = ps_cur_ipe_ctb->as_intra32_analyse; |
| |
| children_nodes_required = 1; |
| cu_size = 64; |
| cu_pos_x = 0; |
| cu_pos_y = 0; |
| |
| node_validity = !ps_cur_ipe_ctb->u1_split_flag; |
| |
| if(e_quality_preset >= IHEVCE_QUALITY_P2) |
| { |
| if(node_validity == 1) |
| { |
| children_nodes_required = 0; |
| } |
| } |
| |
| for(i = 0; i < 4; i++) |
| { |
| ai4_child_enable[i] = ps_intra32_analyse[i].b1_valid_cu; |
| } |
| |
| break; |
| } |
| case 1: |
| { |
| /* 32x32 block */ |
| WORD32 valid_flag_32 = (ps_cur_ipe_ctb->as_intra32_analyse[e_cur_blk_pos].b1_valid_cu); |
| |
| intra16_analyse_t *ps_intra16_analyse = |
| ps_cur_ipe_ctb->as_intra32_analyse[e_cur_blk_pos].as_intra16_analyse; |
| |
| cu_size = 32; |
| |
| /* Explanation for logic below - */ |
| /* * pos_x and pos_y are in units of 8x8 CU's */ |
| /* * pos_x = 0 for TL and BL children */ |
| /* * pos_x = 4 for TR and BR children */ |
| /* * pos_y = 0 for TL and TR children */ |
| /* * pos_y = 4 for BL and BR children */ |
| cu_pos_x = (e_cur_blk_pos & 1) << 2; |
| cu_pos_y = (e_cur_blk_pos & 2) << 1; |
| |
| { |
| node_validity = (ps_cur_ipe_ctb->as_intra32_analyse[e_cur_blk_pos].b1_merge_flag); |
| |
| if(e_quality_preset >= IHEVCE_QUALITY_P2) |
| { |
| node_validity = (!ps_cur_ipe_ctb->as_intra32_analyse[e_cur_blk_pos].b1_split_flag); |
| } |
| |
| node_validity = node_validity && valid_flag_32; |
| children_nodes_required = !node_validity || ps_cur_ipe_ctb->u1_split_flag; |
| } |
| |
| if(e_quality_preset >= IHEVCE_QUALITY_P2) |
| { |
| if(node_validity == 1) |
| { |
| children_nodes_required = 0; |
| } |
| else |
| { |
| children_nodes_required = |
| (ps_cur_ipe_ctb->as_intra32_analyse[e_cur_blk_pos].b1_split_flag); |
| } |
| } |
| |
| for(i = 0; i < 4; i++) |
| { |
| ai4_child_enable[i] = ps_intra16_analyse[i].b1_valid_cu; |
| } |
| |
| break; |
| } |
| case 2: |
| { |
| /* 16x16 block */ |
| WORD32 cu_pos_x_parent; |
| WORD32 cu_pos_y_parent; |
| WORD32 merge_flag_16; |
| WORD32 merge_flag_32; |
| |
| intra8_analyse_t *ps_intra8_analyse = ps_cur_ipe_ctb->as_intra32_analyse[e_parent_blk_pos] |
| .as_intra16_analyse[e_cur_blk_pos] |
| .as_intra8_analyse; |
| |
| WORD32 valid_flag_16 = (ps_cur_ipe_ctb->as_intra32_analyse[e_parent_blk_pos] |
| .as_intra16_analyse[e_cur_blk_pos] |
| .b1_valid_cu); |
| |
| cu_size = 16; |
| |
| /* Explanation for logic below - */ |
| /* See similar explanation above */ |
| cu_pos_x_parent = (e_parent_blk_pos & 1) << 2; |
| cu_pos_y_parent = (e_parent_blk_pos & 2) << 1; |
| cu_pos_x = cu_pos_x_parent + ((e_cur_blk_pos & 1) << 1); |
| cu_pos_y = cu_pos_y_parent + (e_cur_blk_pos & 2); |
| |
| merge_flag_16 = (ps_cur_ipe_ctb->as_intra32_analyse[e_parent_blk_pos] |
| .as_intra16_analyse[e_cur_blk_pos] |
| .b1_merge_flag); |
| merge_flag_32 = (ps_cur_ipe_ctb->as_intra32_analyse[e_parent_blk_pos].b1_merge_flag); |
| |
| #if !ENABLE_UNIFORM_CU_SIZE_8x8 |
| node_validity = (merge_flag_16) || ((ps_cur_ipe_ctb->u1_split_flag) && (!merge_flag_32)); |
| #else |
| node_validity = 0; |
| #endif |
| |
| node_validity = (merge_flag_16) || ((ps_cur_ipe_ctb->u1_split_flag) && (!merge_flag_32)); |
| |
| if(e_quality_preset >= IHEVCE_QUALITY_P2) |
| { |
| node_validity = (!ps_cur_ipe_ctb->as_intra32_analyse[e_parent_blk_pos] |
| .as_intra16_analyse[e_cur_blk_pos] |
| .b1_split_flag); |
| } |
| |
| node_validity = node_validity && valid_flag_16; |
| |
| children_nodes_required = ((ps_cur_ipe_ctb->u1_split_flag) && (!merge_flag_32)) || |
| !merge_flag_16; |
| |
| if(e_quality_preset >= IHEVCE_QUALITY_P2) |
| { |
| children_nodes_required = !node_validity; |
| } |
| |
| for(i = 0; i < 4; i++) |
| { |
| ai4_child_enable[i] = ps_intra8_analyse[i].b1_valid_cu; |
| } |
| break; |
| } |
| case 3: |
| { |
| /* 8x8 block */ |
| WORD32 cu_pos_x_grandparent; |
| WORD32 cu_pos_y_grandparent; |
| |
| WORD32 cu_pos_x_parent; |
| WORD32 cu_pos_y_parent; |
| |
| WORD32 valid_flag_8 = (ps_cur_ipe_ctb->as_intra32_analyse[e_grandparent_blk_pos] |
| .as_intra16_analyse[e_parent_blk_pos] |
| .as_intra8_analyse[e_cur_blk_pos] |
| .b1_valid_cu); |
| |
| cu_size = 8; |
| |
| cu_pos_x_grandparent = (e_grandparent_blk_pos & 1) << 2; |
| cu_pos_y_grandparent = (e_grandparent_blk_pos & 2) << 1; |
| cu_pos_x_parent = cu_pos_x_grandparent + ((e_parent_blk_pos & 1) << 1); |
| cu_pos_y_parent = cu_pos_y_grandparent + (e_parent_blk_pos & 2); |
| cu_pos_x = cu_pos_x_parent + (e_cur_blk_pos & 1); |
| cu_pos_y = cu_pos_y_parent + ((e_cur_blk_pos & 2) >> 1); |
| |
| node_validity = 1 && valid_flag_8; |
| |
| children_nodes_required = 0; |
| |
| break; |
| } |
| } |
| |
| /* Fill the current cu_tree node */ |
| ps_cu_tree->is_node_valid = node_validity; |
| ps_cu_tree->u1_cu_size = cu_size; |
| ps_cu_tree->b3_cu_pos_x = cu_pos_x; |
| ps_cu_tree->b3_cu_pos_y = cu_pos_y; |
| |
| if(children_nodes_required) |
| { |
| tree_depth++; |
| |
| ps_cur_ipe_ctb->nodes_created_in_cu_tree += ihevce_create_child_nodes_cu_tree( |
| ps_cur_ipe_ctb->ps_cu_tree_root, |
| ps_cu_tree, |
| ai4_child_enable, |
| ps_cur_ipe_ctb->nodes_created_in_cu_tree); |
| |
| ihevce_populate_cu_tree( |
| ps_cur_ipe_ctb, |
| ps_cu_tree->ps_child_node_tl, |
| tree_depth, |
| e_quality_preset, |
| e_parent_blk_pos, |
| e_cur_blk_pos, |
| POS_TL); |
| |
| ihevce_populate_cu_tree( |
| ps_cur_ipe_ctb, |
| ps_cu_tree->ps_child_node_tr, |
| tree_depth, |
| e_quality_preset, |
| e_parent_blk_pos, |
| e_cur_blk_pos, |
| POS_TR); |
| |
| ihevce_populate_cu_tree( |
| ps_cur_ipe_ctb, |
| ps_cu_tree->ps_child_node_bl, |
| tree_depth, |
| e_quality_preset, |
| e_parent_blk_pos, |
| e_cur_blk_pos, |
| POS_BL); |
| |
| ihevce_populate_cu_tree( |
| ps_cur_ipe_ctb, |
| ps_cu_tree->ps_child_node_br, |
| tree_depth, |
| e_quality_preset, |
| e_parent_blk_pos, |
| e_cur_blk_pos, |
| POS_BR); |
| } |
| else |
| { |
| ps_cu_tree->ps_child_node_tl = NULL; |
| ps_cu_tree->ps_child_node_tr = NULL; |
| ps_cu_tree->ps_child_node_bl = NULL; |
| ps_cu_tree->ps_child_node_br = NULL; |
| } |
| } |
| |
| /** |
| ********************************************************************************* |
| * Function name : ihevce_intra_mode_populator |
| * |
| * \brief |
| * This function populate intra mode info to strcut |
| * |
| * \param[in] ps_cu_intra_cand : pointer to Structure contain cu intra candidate info |
| * \param[out] ps_ipe_data : pointer to IPE L0 analyze structure |
| * \param[in] ps_cu_tree_data : poniter to cu recursive struct |
| * \param[in] i1_slice_type : contain slice type value |
| * \param[in] i4_quality_preset : contain quality preset value |
| * |
| * \return |
| * None |
| * |
| **********************************************************************************/ |
| static void ihevce_intra_mode_populator( |
| cu_intra_cand_t *ps_cu_intra_cand, |
| ipe_l0_ctb_analyse_for_me_t *ps_ipe_data, |
| cur_ctb_cu_tree_t *ps_cu_tree_data, |
| WORD8 i1_slice_type, |
| WORD32 i4_quality_preset) |
| { |
| WORD32 i4_32x32_id, i4_16x16_id, i4_8x8_id; |
| |
| UWORD8 u1_cu_pos_x = ps_cu_tree_data->b3_cu_pos_x; |
| UWORD8 u1_cu_pos_y = ps_cu_tree_data->b3_cu_pos_y; |
| |
| i4_32x32_id = ((u1_cu_pos_x & 4) >> 2) + ((u1_cu_pos_y & 4) >> 1); |
| |
| i4_16x16_id = ((u1_cu_pos_x & 2) >> 1) + ((u1_cu_pos_y & 2)); |
| |
| i4_8x8_id = (u1_cu_pos_x & 1) + ((u1_cu_pos_y & 1) << 1); |
| |
| if(i4_quality_preset < IHEVCE_QUALITY_P3) |
| { |
| switch(ps_cu_tree_data->u1_cu_size) |
| { |
| case 64: |
| { |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2, |
| ps_ipe_data->au1_best_modes_32x32_tu, |
| MAX_INTRA_CU_CANDIDATES + 1); |
| |
| break; |
| } |
| case 32: |
| { |
| intra32_analyse_t *ps_32x32_ipe_analyze = &ps_ipe_data->as_intra32_analyse[i4_32x32_id]; |
| |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu, |
| ps_32x32_ipe_analyze->au1_best_modes_32x32_tu, |
| MAX_INTRA_CU_CANDIDATES + 1); |
| |
| if((i1_slice_type != ISLICE) && (i4_quality_preset == IHEVCE_QUALITY_P0)) |
| { |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2[0] = 255; |
| } |
| else if((i1_slice_type == ISLICE) && (i4_quality_preset == IHEVCE_QUALITY_P0)) |
| { |
| if((ps_cu_tree_data->ps_child_node_bl != NULL) && |
| (ps_cu_tree_data->ps_child_node_bl->is_node_valid)) |
| { |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2[0] = 255; |
| } |
| else |
| { |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2, |
| ps_32x32_ipe_analyze->au1_best_modes_16x16_tu, |
| MAX_INTRA_CU_CANDIDATES + 1); |
| } |
| } |
| else |
| { |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2, |
| ps_32x32_ipe_analyze->au1_best_modes_16x16_tu, |
| MAX_INTRA_CU_CANDIDATES + 1); |
| } |
| |
| break; |
| } |
| case 16: |
| { |
| /* Copy best 16x16 CU modes */ |
| intra32_analyse_t *ps_32x32_ipe_analyze = &ps_ipe_data->as_intra32_analyse[i4_32x32_id]; |
| |
| intra16_analyse_t *ps_16x16_ipe_analyze = |
| &ps_32x32_ipe_analyze->as_intra16_analyse[i4_16x16_id]; |
| |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu, |
| ps_16x16_ipe_analyze->au1_best_modes_16x16_tu, |
| MAX_INTRA_CU_CANDIDATES + 1); |
| |
| if((i1_slice_type != ISLICE) && (i4_quality_preset == IHEVCE_QUALITY_P0)) |
| { |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2[0] = 255; |
| } |
| else if((i1_slice_type == ISLICE) && (i4_quality_preset == IHEVCE_QUALITY_P0)) |
| { |
| if((ps_cu_tree_data->ps_child_node_bl != NULL) && |
| (ps_cu_tree_data->ps_child_node_bl->is_node_valid)) |
| { |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2[0] = 255; |
| } |
| else |
| { |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2, |
| ps_16x16_ipe_analyze->au1_best_modes_8x8_tu, |
| MAX_INTRA_CU_CANDIDATES + 1); |
| } |
| } |
| else |
| { |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2, |
| ps_16x16_ipe_analyze->au1_best_modes_8x8_tu, |
| MAX_INTRA_CU_CANDIDATES + 1); |
| } |
| |
| break; |
| } |
| case 8: |
| { |
| intra32_analyse_t *ps_32x32_ipe_analyze = &ps_ipe_data->as_intra32_analyse[i4_32x32_id]; |
| |
| intra16_analyse_t *ps_16x16_ipe_analyze = |
| &ps_32x32_ipe_analyze->as_intra16_analyse[i4_16x16_id]; |
| |
| intra8_analyse_t *ps_8x8_ipe_analyze = |
| &ps_16x16_ipe_analyze->as_intra8_analyse[i4_8x8_id]; |
| |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu, |
| ps_8x8_ipe_analyze->au1_best_modes_8x8_tu, |
| MAX_INTRA_CU_CANDIDATES + 1); |
| |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2[0] = 255; |
| |
| /* Initialise the hash */ |
| { |
| WORD32 i, j; |
| |
| for(i = 0; i < NUM_PU_PARTS; i++) |
| { |
| ps_cu_intra_cand->au1_num_modes_added[i] = 0; |
| |
| for(j = 0; j < MAX_INTRA_CANDIDATES; j++) |
| { |
| ps_cu_intra_cand->au1_intra_luma_mode_nxn_hash[i][j] = 0; |
| } |
| } |
| |
| for(i = 0; i < NUM_PU_PARTS; i++) |
| { |
| for(j = 0; j < MAX_INTRA_CU_CANDIDATES; j++) |
| { |
| if(ps_8x8_ipe_analyze->au1_4x4_best_modes[i][j] == 255) |
| { |
| ps_cu_intra_cand->au1_intra_luma_modes_nxn[i][j] = 255; |
| break; |
| } |
| |
| ps_cu_intra_cand->au1_intra_luma_modes_nxn[i][j] = |
| ps_8x8_ipe_analyze->au1_4x4_best_modes[i][j]; |
| |
| ps_cu_intra_cand->au1_intra_luma_mode_nxn_hash |
| [i][ps_8x8_ipe_analyze->au1_4x4_best_modes[i][j]] = 1; |
| |
| ps_cu_intra_cand->au1_num_modes_added[i]++; |
| } |
| |
| if(ps_cu_intra_cand->au1_num_modes_added[i] == MAX_INTRA_CU_CANDIDATES) |
| { |
| if(i1_slice_type != BSLICE) |
| { |
| ps_cu_intra_cand->au1_num_modes_added[i] = |
| ihevce_intra_mode_nxn_hash_updater( |
| ps_cu_intra_cand->au1_intra_luma_modes_nxn[i], |
| ps_cu_intra_cand->au1_intra_luma_mode_nxn_hash[i], |
| ps_cu_intra_cand->au1_num_modes_added[i]); |
| } |
| } |
| } |
| } |
| |
| break; |
| } |
| } |
| } |
| else if(i4_quality_preset == IHEVCE_QUALITY_P6) |
| { |
| switch(ps_cu_tree_data->u1_cu_size) |
| { |
| case 64: |
| { |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2, |
| ps_ipe_data->au1_best_modes_32x32_tu, |
| (NUM_BEST_MODES + 1) * sizeof(UWORD8)); |
| |
| ps_cu_intra_cand->b1_eval_tx_cusize = 0; |
| ps_cu_intra_cand->b1_eval_tx_cusize_by2 = 1; |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu[0] = 255; |
| |
| #if ENABLE_INTRA_MODE_FILTERING_IN_XS25 |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2 |
| [MAX_NUM_INTRA_MODES_PER_TU_DISTRIBUTION_IN_XS25] = 255; |
| #endif |
| |
| break; |
| } |
| case 32: |
| { |
| intra32_analyse_t *ps_32x32_ipe_analyze = &ps_ipe_data->as_intra32_analyse[i4_32x32_id]; |
| |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu, |
| ps_32x32_ipe_analyze->au1_best_modes_32x32_tu, |
| (NUM_BEST_MODES + 1) * sizeof(UWORD8)); |
| |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2, |
| ps_32x32_ipe_analyze->au1_best_modes_16x16_tu, |
| (NUM_BEST_MODES + 1) * sizeof(UWORD8)); |
| |
| #if ENABLE_INTRA_MODE_FILTERING_IN_XS25 |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu |
| [MAX_NUM_INTRA_MODES_PER_TU_DISTRIBUTION_IN_XS25] = 255; |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2 |
| [MAX_NUM_INTRA_MODES_PER_TU_DISTRIBUTION_IN_XS25] = 255; |
| #endif |
| |
| break; |
| } |
| case 16: |
| { |
| /* Copy best 16x16 CU modes */ |
| intra32_analyse_t *ps_32x32_ipe_analyze = &ps_ipe_data->as_intra32_analyse[i4_32x32_id]; |
| |
| intra16_analyse_t *ps_16x16_ipe_analyze = |
| &ps_32x32_ipe_analyze->as_intra16_analyse[i4_16x16_id]; |
| |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu, |
| ps_16x16_ipe_analyze->au1_best_modes_16x16_tu, |
| (NUM_BEST_MODES + 1) * sizeof(UWORD8)); |
| |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2, |
| ps_16x16_ipe_analyze->au1_best_modes_8x8_tu, |
| (NUM_BEST_MODES + 1) * sizeof(UWORD8)); |
| |
| #if ENABLE_INTRA_MODE_FILTERING_IN_XS25 |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu |
| [MAX_NUM_INTRA_MODES_PER_TU_DISTRIBUTION_IN_XS25] = 255; |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2 |
| [MAX_NUM_INTRA_MODES_PER_TU_DISTRIBUTION_IN_XS25] = 255; |
| #endif |
| |
| break; |
| } |
| case 8: |
| { |
| WORD32 i; |
| |
| intra32_analyse_t *ps_32x32_ipe_analyze = &ps_ipe_data->as_intra32_analyse[i4_32x32_id]; |
| |
| intra16_analyse_t *ps_16x16_ipe_analyze = |
| &ps_32x32_ipe_analyze->as_intra16_analyse[i4_16x16_id]; |
| |
| intra8_analyse_t *ps_8x8_ipe_analyze = |
| &ps_16x16_ipe_analyze->as_intra8_analyse[i4_8x8_id]; |
| |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu, |
| ps_8x8_ipe_analyze->au1_best_modes_8x8_tu, |
| (NUM_BEST_MODES + 1) * sizeof(UWORD8)); |
| |
| #if !ENABLE_INTRA_MODE_FILTERING_IN_XS25 |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2, |
| ps_8x8_ipe_analyze->au1_best_modes_4x4_tu, |
| (NUM_BEST_MODES + 1) * sizeof(UWORD8)); |
| |
| for(i = 0; i < 4; i++) |
| { |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_nxn[i], |
| ps_8x8_ipe_analyze->au1_4x4_best_modes[i], |
| (NUM_BEST_MODES + 1) * sizeof(UWORD8)); |
| |
| ps_cu_intra_cand->au1_intra_luma_modes_nxn[i][MAX_INTRA_CU_CANDIDATES] = 255; |
| } |
| #else |
| if(255 == ps_8x8_ipe_analyze->au1_4x4_best_modes[0][0]) |
| { |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2, |
| ps_8x8_ipe_analyze->au1_best_modes_4x4_tu, |
| (NUM_BEST_MODES + 1) * sizeof(UWORD8)); |
| |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2 |
| [MAX_NUM_INTRA_MODES_PER_TU_DISTRIBUTION_IN_XS25] = 255; |
| } |
| else |
| { |
| for(i = 0; i < 4; i++) |
| { |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_nxn[i], |
| ps_8x8_ipe_analyze->au1_4x4_best_modes[i], |
| (NUM_BEST_MODES + 1) * sizeof(UWORD8)); |
| |
| ps_cu_intra_cand->au1_intra_luma_modes_nxn |
| [i][MAX_NUM_INTRA_MODES_PER_TU_DISTRIBUTION_IN_XS25] = 255; |
| } |
| } |
| |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu |
| [MAX_NUM_INTRA_MODES_PER_TU_DISTRIBUTION_IN_XS25] = 255; |
| #endif |
| |
| #if FORCE_NXN_MODE_BASED_ON_OL_IPE |
| if((i4_quality_preset == IHEVCE_QUALITY_P6) && (i1_slice_type != ISLICE)) |
| { |
| /*Evaluate nxn mode for 8x8 if ol ipe wins for nxn over cu=tu and cu=4tu.*/ |
| /*Disbale CU=TU and CU=4TU modes */ |
| if(ps_8x8_ipe_analyze->b1_enable_nxn == 1) |
| { |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu[0] = 255; |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2[0] = 255; |
| ps_cu_intra_cand->au1_intra_luma_modes_nxn[0][1] = 255; |
| ps_cu_intra_cand->au1_intra_luma_modes_nxn[1][1] = 255; |
| ps_cu_intra_cand->au1_intra_luma_modes_nxn[2][1] = 255; |
| ps_cu_intra_cand->au1_intra_luma_modes_nxn[3][1] = 255; |
| } |
| } |
| #endif |
| |
| break; |
| } |
| } |
| } |
| else |
| { |
| switch(ps_cu_tree_data->u1_cu_size) |
| { |
| case 64: |
| { |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2, |
| ps_ipe_data->au1_best_modes_32x32_tu, |
| (NUM_BEST_MODES + 1) * sizeof(UWORD8)); |
| |
| ps_cu_intra_cand->b1_eval_tx_cusize = 0; |
| ps_cu_intra_cand->b1_eval_tx_cusize_by2 = 1; |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu[0] = 255; |
| |
| break; |
| } |
| case 32: |
| { |
| intra32_analyse_t *ps_32x32_ipe_analyze = &ps_ipe_data->as_intra32_analyse[i4_32x32_id]; |
| |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu, |
| ps_32x32_ipe_analyze->au1_best_modes_32x32_tu, |
| (NUM_BEST_MODES + 1) * sizeof(UWORD8)); |
| |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2, |
| ps_32x32_ipe_analyze->au1_best_modes_16x16_tu, |
| (NUM_BEST_MODES + 1) * sizeof(UWORD8)); |
| |
| break; |
| } |
| case 16: |
| { |
| /* Copy best 16x16 CU modes */ |
| intra32_analyse_t *ps_32x32_ipe_analyze = &ps_ipe_data->as_intra32_analyse[i4_32x32_id]; |
| |
| intra16_analyse_t *ps_16x16_ipe_analyze = |
| &ps_32x32_ipe_analyze->as_intra16_analyse[i4_16x16_id]; |
| |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu, |
| ps_16x16_ipe_analyze->au1_best_modes_16x16_tu, |
| (NUM_BEST_MODES + 1) * sizeof(UWORD8)); |
| |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2, |
| ps_16x16_ipe_analyze->au1_best_modes_8x8_tu, |
| (NUM_BEST_MODES + 1) * sizeof(UWORD8)); |
| |
| break; |
| } |
| case 8: |
| { |
| WORD32 i; |
| |
| intra32_analyse_t *ps_32x32_ipe_analyze = &ps_ipe_data->as_intra32_analyse[i4_32x32_id]; |
| |
| intra16_analyse_t *ps_16x16_ipe_analyze = |
| &ps_32x32_ipe_analyze->as_intra16_analyse[i4_16x16_id]; |
| |
| intra8_analyse_t *ps_8x8_ipe_analyze = |
| &ps_16x16_ipe_analyze->as_intra8_analyse[i4_8x8_id]; |
| |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu, |
| ps_8x8_ipe_analyze->au1_best_modes_8x8_tu, |
| (NUM_BEST_MODES + 1) * sizeof(UWORD8)); |
| |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2, |
| ps_8x8_ipe_analyze->au1_best_modes_4x4_tu, |
| (NUM_BEST_MODES + 1) * sizeof(UWORD8)); |
| |
| for(i = 0; i < 4; i++) |
| { |
| memcpy( |
| ps_cu_intra_cand->au1_intra_luma_modes_nxn[i], |
| ps_8x8_ipe_analyze->au1_4x4_best_modes[i], |
| (NUM_BEST_MODES + 1) * sizeof(UWORD8)); |
| |
| ps_cu_intra_cand->au1_intra_luma_modes_nxn[i][MAX_INTRA_CU_CANDIDATES] = 255; |
| } |
| |
| break; |
| } |
| } |
| } |
| } |
| /** |
| ****************************************************************************** |
| * \if Function name : ihevce_compute_rdo \endif |
| * |
| * \brief |
| * Coding Unit mode decide function. Performs RD opt and decides the best mode |
| * |
| * \param[in] pv_ctxt : pointer to enc_loop module |
| * \param[in] ps_cu_prms : pointer to coding unit params (position, buffer pointers) |
| * \param[in] ps_cu_analyse : pointer to cu analyse |
| * \param[out] ps_cu_final : pointer to cu final |
| * \param[out] pu1_ecd_data :pointer to store coeff data for ECD |
| * \param[out]ps_row_col_pu; colocated pu buffer pointer |
| * \param[out]pu1_row_pu_map; colocated pu map buffer pointer |
| * \param[in]col_start_pu_idx : pu index start value |
| * |
| * \return |
| * None |
| * |
| * |
| * \author |
| * Ittiam |
| * |
| ***************************************************************************** |
| */ |
| LWORD64 ihevce_compute_rdo( |
| ihevce_enc_loop_ctxt_t *ps_ctxt, |
| enc_loop_cu_prms_t *ps_cu_prms, |
| cur_ctb_cu_tree_t *ps_cu_tree_analyse, |
| ipe_l0_ctb_analyse_for_me_t *ps_cur_ipe_ctb, |
| me_ctb_data_t *ps_cu_me_data, |
| pu_col_mv_t *ps_col_pu, |
| final_mode_state_t *ps_final_mode_state, |
| UWORD8 *pu1_col_pu_map, |
| UWORD8 *pu1_ecd_data, |
| WORD32 col_start_pu_idx, |
| WORD32 i4_ctb_x_off, |
| WORD32 i4_ctb_y_off) |
| { |
| /* Populate the rdo candiates to the structure */ |
| cu_analyse_t s_cu_analyse; |
| LWORD64 rdopt_best_cost; |
| /* Populate candidates of child nodes to CU analyse struct for further evaluation */ |
| cu_analyse_t *ps_cu_analyse; |
| WORD32 curr_cu_pos_in_row; |
| WORD32 cu_top_right_offset, cu_top_right_dep_pos; |
| WORD32 is_first_cu_in_ctb, is_ctb_level_quant_rounding, is_nctb_level_quant_rounding; |
| |
| WORD32 cu_pos_x = ps_cu_tree_analyse->b3_cu_pos_x; |
| WORD32 cu_pos_y = ps_cu_tree_analyse->b3_cu_pos_y; |
| |
| /*Derive the indices of 32*32, 16*16 and 8*8 blocks*/ |
| WORD32 i4_32x32_id = ((cu_pos_x & 4) >> 2) + ((cu_pos_y & 4) >> 1); |
| |
| WORD32 i4_16x16_id = ((cu_pos_x & 2) >> 1) + ((cu_pos_y & 2)); |
| |
| WORD32 i4_8x8_id = (cu_pos_x & 1) + ((cu_pos_y & 1) << 1); |
| if(i4_ctb_y_off == 0) |
| { |
| /* No wait for 1st row */ |
| cu_top_right_offset = -(MAX_CTB_SIZE); |
| { |
| ihevce_tile_params_t *ps_col_tile_params = |
| ((ihevce_tile_params_t *)ps_ctxt->pv_tile_params_base + ps_ctxt->i4_tile_col_idx); |
| |
| cu_top_right_offset = -(ps_col_tile_params->i4_first_sample_x + (MAX_CTB_SIZE)); |
| } |
| |
| cu_top_right_dep_pos = 0; |
| } |
| else |
| { |
| cu_top_right_offset = ps_cu_tree_analyse->u1_cu_size << 1; |
| cu_top_right_dep_pos = (i4_ctb_y_off >> 6) - 1; |
| } |
| ps_cu_analyse = &s_cu_analyse; |
| |
| ps_cu_analyse->b3_cu_pos_x = cu_pos_x; |
| ps_cu_analyse->b3_cu_pos_y = cu_pos_y; |
| ps_cu_analyse->u1_cu_size = ps_cu_tree_analyse->u1_cu_size; |
| |
| /* Default initializations */ |
| ps_cu_analyse->u1_num_intra_rdopt_cands = MAX_INTRA_CU_CANDIDATES; |
| ps_cu_analyse->s_cu_intra_cand.au1_intra_luma_modes_nxn[0][0] = 255; |
| ps_cu_analyse->s_cu_intra_cand.au1_intra_luma_modes_2nx2n_tu_eq_cu[0] = 255; |
| ps_cu_analyse->s_cu_intra_cand.au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2[0] = 255; |
| |
| ps_cu_analyse->s_cu_intra_cand.b1_eval_tx_cusize = 1; |
| ps_cu_analyse->s_cu_intra_cand.b1_eval_tx_cusize_by2 = 1; |
| |
| switch(ps_cu_tree_analyse->u1_cu_size) |
| { |
| case 64: |
| { |
| memcpy( |
| ps_cu_analyse[0].i4_act_factor, |
| ps_cur_ipe_ctb->i4_64x64_act_factor, |
| 4 * 2 * sizeof(WORD32)); |
| |
| ps_cu_analyse[0].s_cu_intra_cand.b1_eval_tx_cusize = 0; |
| ps_cu_analyse[0].s_cu_intra_cand.b1_eval_tx_cusize_by2 = 1; |
| ps_cu_analyse[0].s_cu_intra_cand.au1_intra_luma_modes_2nx2n_tu_eq_cu[0] = 255; |
| |
| break; |
| } |
| case 32: |
| { |
| memcpy( |
| ps_cu_analyse[0].i4_act_factor, |
| ps_cur_ipe_ctb->i4_32x32_act_factor[i4_32x32_id], |
| 3 * 2 * sizeof(WORD32)); |
| |
| break; |
| } |
| case 16: |
| { |
| memcpy( |
| ps_cu_analyse[0].i4_act_factor, |
| ps_cur_ipe_ctb->i4_16x16_act_factor[(i4_32x32_id << 2) + i4_16x16_id], |
| 2 * 2 * sizeof(WORD32)); |
| |
| break; |
| } |
| case 8: |
| { |
| memcpy( |
| ps_cu_analyse[0].i4_act_factor, |
| ps_cur_ipe_ctb->i4_16x16_act_factor[(i4_32x32_id << 2) + i4_16x16_id], |
| 2 * 2 * sizeof(WORD32)); |
| |
| break; |
| } |
| } |
| |
| /* Populate the me data in cu_analyse struct */ |
| /* For CU size 32 and 64, add me data to array of cu analyse struct */ |
| if(ISLICE != ps_ctxt->i1_slice_type) |
| { |
| if((ps_cu_tree_analyse->u1_cu_size >= 32) && (ps_cu_tree_analyse->u1_inter_eval_enable)) |
| { |
| if(32 == ps_cu_tree_analyse->u1_cu_size) |
| { |
| ihevce_populate_cu_struct( |
| ps_ctxt, |
| ps_cur_ipe_ctb, |
| ps_cu_tree_analyse, |
| ps_cu_me_data->as_32x32_block_data[i4_32x32_id].as_best_results, |
| ps_cu_analyse, |
| i4_32x32_id, |
| #if DISABLE_INTRA_WHEN_NOISY && USE_NOISE_TERM_IN_ENC_LOOP |
| ps_cu_prms->u1_is_cu_noisy, |
| #endif |
| ps_cu_me_data->as_32x32_block_data[i4_32x32_id].num_best_results); |
| } |
| else |
| { |
| ihevce_populate_cu_struct( |
| ps_ctxt, |
| ps_cur_ipe_ctb, |
| ps_cu_tree_analyse, |
| ps_cu_me_data->s_64x64_block_data.as_best_results, |
| ps_cu_analyse, |
| i4_32x32_id, |
| #if DISABLE_INTRA_WHEN_NOISY && USE_NOISE_TERM_IN_ENC_LOOP |
| ps_cu_prms->u1_is_cu_noisy, |
| #endif |
| ps_cu_me_data->s_64x64_block_data.num_best_results); |
| } |
| } |
| else if(ps_cu_tree_analyse->u1_cu_size < 32) |
| { |
| i4_8x8_id += (i4_32x32_id << 4) + (i4_16x16_id << 2); |
| i4_16x16_id += (i4_32x32_id << 2); |
| |
| if(16 == ps_cu_tree_analyse->u1_cu_size) |
| { |
| block_data_16x16_t *ps_data = &ps_cu_me_data->as_block_data[i4_16x16_id]; |
| |
| if(ps_cu_tree_analyse->u1_inter_eval_enable) |
| { |
| ihevce_populate_cu_struct( |
| ps_ctxt, |
| ps_cur_ipe_ctb, |
| ps_cu_tree_analyse, |
| ps_data->as_best_results, |
| ps_cu_analyse, |
| i4_32x32_id, |
| #if DISABLE_INTRA_WHEN_NOISY && USE_NOISE_TERM_IN_ENC_LOOP |
| ps_cu_prms->u1_is_cu_noisy, |
| #endif |
| ps_data->num_best_results); |
| } |
| else |
| { |
| ps_cu_analyse->u1_num_inter_cands = 0; |
| ps_cu_analyse->u1_best_is_intra = 1; |
| } |
| } |
| else /* If CU size is 8 */ |
| { |
| block_data_8x8_t *ps_data = &ps_cu_me_data->as_8x8_block_data[i4_8x8_id]; |
| |
| if(ps_cu_tree_analyse->u1_inter_eval_enable) |
| { |
| ihevce_populate_cu_struct( |
| ps_ctxt, |
| ps_cur_ipe_ctb, |
| ps_cu_tree_analyse, |
| ps_data->as_best_results, |
| ps_cu_analyse, |
| i4_32x32_id, |
| #if DISABLE_INTRA_WHEN_NOISY && USE_NOISE_TERM_IN_ENC_LOOP |
| ps_cu_prms->u1_is_cu_noisy, |
| #endif |
| ps_data->num_best_results); |
| } |
| else |
| { |
| ps_cu_analyse->u1_num_inter_cands = 0; |
| ps_cu_analyse->u1_best_is_intra = 1; |
| } |
| } |
| } |
| else |
| { |
| ps_cu_analyse->u1_num_inter_cands = 0; |
| ps_cu_analyse->u1_best_is_intra = 1; |
| } |
| } |
| else |
| { |
| ps_cu_analyse->u1_num_inter_cands = 0; |
| ps_cu_analyse->u1_best_is_intra = 1; |
| } |
| |
| if(!ps_ctxt->i1_cu_qp_delta_enable) |
| { |
| ps_cu_analyse->i1_cu_qp = ps_ctxt->i4_frame_qp; |
| |
| /*cu qp must be populated in cu_analyse_t struct*/ |
| ps_ctxt->i4_cu_qp = ps_cu_analyse->i1_cu_qp; |
| } |
| else |
| { |
| ASSERT(ps_cu_analyse->i4_act_factor[0] > 0); |
| ASSERT( |
| ((ps_cu_analyse->i4_act_factor[1] > 0) && (ps_cu_analyse->u1_cu_size != 8)) || |
| ((ps_cu_analyse->u1_cu_size == 8))); |
| ASSERT( |
| ((ps_cu_analyse->i4_act_factor[2] > 0) && (ps_cu_analyse->u1_cu_size == 32)) || |
| ((ps_cu_analyse->u1_cu_size != 32))); |
| } |
| |
| if(ps_ctxt->u1_disable_intra_eval) |
| { |
| /* rdopt evaluation of intra disabled as inter is clear winner */ |
| ps_cu_analyse->u1_num_intra_rdopt_cands = 0; |
| |
| /* all the modes invalidated */ |
| ps_cu_analyse->s_cu_intra_cand.au1_intra_luma_modes_2nx2n_tu_eq_cu[0] = 255; |
| ps_cu_analyse->s_cu_intra_cand.au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2[0] = 255; |
| ps_cu_analyse->s_cu_intra_cand.au1_intra_luma_modes_nxn[0][0] = 255; |
| ps_cu_analyse->u1_chroma_intra_pred_mode = 255; |
| |
| /* no intra candt to verify */ |
| ps_cu_analyse->s_cu_intra_cand.b6_num_intra_cands = 0; |
| } |
| |
| #if DISABLE_L2_IPE_IN_PB_L1_IN_B |
| if((ps_ctxt->i4_quality_preset == IHEVCE_QUALITY_P6) && (ps_cu_analyse->u1_cu_size == 32) && |
| (ps_ctxt->i1_slice_type != ISLICE)) |
| { |
| /* rdopt evaluation of intra disabled as inter is clear winner */ |
| ps_cu_analyse->u1_num_intra_rdopt_cands = 0; |
| |
| /* all the modes invalidated */ |
| ps_cu_analyse->s_cu_intra_cand.au1_intra_luma_modes_2nx2n_tu_eq_cu[0] = 255; |
| ps_cu_analyse->s_cu_intra_cand.au1_intra_luma_modes_2nx2n_tu_eq_cu_by_2[0] = 255; |
| ps_cu_analyse->s_cu_intra_cand.au1_intra_luma_modes_nxn[0][0] = 255; |
| ps_cu_analyse->u1_chroma_intra_pred_mode = 255; |
| |
| /* no intra candt to verify */ |
| ps_cu_analyse->s_cu_intra_cand.b6_num_intra_cands = 0; |
| } |
| #endif |
| |
| if(DISABLE_INTRA_WHEN_NOISY && ps_cu_prms->u1_is_cu_noisy) |
| { |
| ps_cu_analyse->u1_num_intra_rdopt_cands = 0; |
| } |
| |
| if(ps_cu_analyse->u1_num_intra_rdopt_cands || ps_cu_tree_analyse->u1_intra_eval_enable) |
| { |
| ihevce_intra_mode_populator( |
| &ps_cu_analyse->s_cu_intra_cand, |
| ps_cur_ipe_ctb, |
| ps_cu_tree_analyse, |
| ps_ctxt->i1_slice_type, |
| ps_ctxt->i4_quality_preset); |
| |
| ps_cu_analyse->u1_num_intra_rdopt_cands = 1; |
| } |
| |
| ASSERT(!!ps_cu_analyse->u1_num_intra_rdopt_cands || ps_cu_analyse->u1_num_inter_cands); |
| |
| if(ps_ctxt->u1_use_top_at_ctb_boundary) |
| { |
| /* Wait till top data is ready */ |
| /* Currently checking till top right CU */ |
| curr_cu_pos_in_row = i4_ctb_x_off + (ps_cu_analyse->b3_cu_pos_x << 3); |
| |
| if(0 == ps_cu_analyse->b3_cu_pos_y) |
| { |
| ihevce_dmgr_chk_row_row_sync( |
| ps_ctxt->pv_dep_mngr_enc_loop_cu_top_right, |
| curr_cu_pos_in_row, |
| cu_top_right_offset, |
| cu_top_right_dep_pos, |
| ps_ctxt->i4_tile_col_idx, /* Col Tile No. */ |
| ps_ctxt->thrd_id); |
| } |
| } |
| |
| #if !DISABLE_TOP_SYNC |
| { |
| if(0 == ps_cu_analyse->b3_cu_pos_y) |
| { |
| if((0 == i4_ctb_x_off) && (i4_ctb_y_off != 0)) |
| { |
| if(ps_cu_analyse->b3_cu_pos_x == 0) |
| { |
| if(!ps_ctxt->u1_use_top_at_ctb_boundary) |
| { |
| /* Wait till top data is ready */ |
| /* Currently checking till top right CU */ |
| curr_cu_pos_in_row = i4_ctb_x_off + (ps_cu_analyse->b3_cu_pos_x << 3); |
| |
| if(0 == ps_cu_analyse->b3_cu_pos_y) |
| { |
| ihevce_dmgr_chk_row_row_sync( |
| ps_ctxt->pv_dep_mngr_enc_loop_cu_top_right, |
| curr_cu_pos_in_row, |
| cu_top_right_offset, |
| cu_top_right_dep_pos, |
| ps_ctxt->i4_tile_col_idx, /* Col Tile No. */ |
| ps_ctxt->thrd_id); |
| } |
| } |
| |
| ihevce_entropy_rdo_copy_states( |
| &ps_ctxt->s_rdopt_entropy_ctxt, |
| ps_ctxt->pu1_top_rt_cabac_state, |
| UPDATE_ENT_SYNC_RDO_STATE); |
| } |
| } |
| } |
| } |
| #else |
| { |
| if((0 == ps_cu_analyse->b3_cu_pos_y) && (IHEVCE_QUALITY_P6 != ps_ctxt->i4_quality_preset)) |
| { |
| if((0 == i4_ctb_x_off) && (i4_ctb_y_off != 0)) |
| { |
| if(ps_cu_analyse->b3_cu_pos_x == 0) |
| { |
| if(!ps_ctxt->u1_use_top_at_ctb_boundary) |
| { |
| /* Wait till top data is ready */ |
| /* Currently checking till top right CU */ |
| curr_cu_pos_in_row = i4_ctb_x_off + (ps_cu_analyse->b3_cu_pos_x << 3); |
| |
| if(0 == ps_cu_analyse->b3_cu_pos_y) |
| { |
| ihevce_dmgr_chk_row_row_sync( |
| ps_ctxt->pv_dep_mngr_enc_loop_cu_top_right, |
| curr_cu_pos_in_row, |
| cu_top_right_offset, |
| cu_top_right_dep_pos, |
| ps_ctxt->i4_tile_col_idx, /* Col Tile No. */ |
| ps_ctxt->thrd_id); |
| } |
| } |
| |
| ihevce_entropy_rdo_copy_states( |
| &ps_ctxt->s_rdopt_entropy_ctxt, |
| ps_ctxt->pu1_top_rt_cabac_state, |
| UPDATE_ENT_SYNC_RDO_STATE); |
| } |
| } |
| } |
| else if((0 == ps_cu_analyse->b3_cu_pos_y) && (IHEVCE_QUALITY_P6 == ps_ctxt->i4_quality_preset)) |
| { |
| UWORD8 u1_cabac_init_idc; |
| WORD8 i1_cabac_init_flag = |
| ps_ctxt->s_rdopt_entropy_ctxt.as_cu_entropy_ctxt->ps_slice_hdr->i1_cabac_init_flag; |
| |
| if(ps_ctxt->i1_slice_type == ISLICE) |
| { |
| u1_cabac_init_idc = 0; |
| } |
| else if(ps_ctxt->i1_slice_type == PSLICE) |
| { |
| u1_cabac_init_idc = i1_cabac_init_flag ? 2 : 1; |
| } |
| else |
| { |
| u1_cabac_init_idc = i1_cabac_init_flag ? 1 : 2; |
| } |
| |
| ihevce_entropy_rdo_copy_states( |
| &ps_ctxt->s_rdopt_entropy_ctxt, |
| (UWORD8 *)gau1_ihevc_cab_ctxts[u1_cabac_init_idc][ps_ctxt->i4_frame_qp], |
| UPDATE_ENT_SYNC_RDO_STATE); |
| } |
| } |
| #endif |
| |
| /*2 Multi- dimensinal array based on trans size of rounding factor to be added here */ |
| /* arrays are for rounding factor corr. to 0-1 decision and 1-2 decision */ |
| /* Currently the complete array will contain only single value*/ |
| /*The rounding factor is calculated with the formula |
| Deadzone val = (((R1 - R0) * (2^(-8/3)) * lamMod) + 1)/2 |
| rounding factor = (1 - DeadZone Val) |
| |
| Assumption: Cabac states of All the sub-blocks in the TU are considered independent |
| */ |
| |
| /*As long as coef level rdoq is enabled perform this operation */ |
| is_first_cu_in_ctb = ((0 == ps_cu_analyse->b3_cu_pos_x) && (0 == ps_cu_analyse->b3_cu_pos_y)); |
| is_ctb_level_quant_rounding = |
| ((ps_ctxt->i4_quant_rounding_level == CTB_LEVEL_QUANT_ROUNDING) && |
| (1 == is_first_cu_in_ctb)); |
| is_nctb_level_quant_rounding = |
| ((ps_ctxt->i4_quant_rounding_level == NCTB_LEVEL_QUANT_ROUNDING) && |
| (1 == is_first_cu_in_ctb) && (((i4_ctb_x_off >> 6) % NUM_CTB_QUANT_ROUNDING) == 0)); |
| |
| if((ps_ctxt->i4_quant_rounding_level == CU_LEVEL_QUANT_ROUNDING) || |
| (ps_ctxt->i4_quant_rounding_level == TU_LEVEL_QUANT_ROUNDING) || |
| (1 == is_ctb_level_quant_rounding) || (1 == is_nctb_level_quant_rounding)) |
| { |
| double i4_lamda_modifier, i4_lamda_modifier_uv; |
| WORD32 trans_size, trans_size_cr; |
| trans_size = ps_cu_analyse->u1_cu_size; |
| |
| if((1 == is_ctb_level_quant_rounding) || (1 == is_nctb_level_quant_rounding)) |
| { |
| trans_size = MAX_TU_SIZE; |
| } |
| else |
| { |
| if(ps_cu_analyse->u1_cu_size == 64) |
| { |
| trans_size >>= 1; |
| } |
| } |
| |
| /*Chroma trans size = half of luma trans size */ |
| trans_size_cr = trans_size >> 1; |
| |
| if((BSLICE == ps_ctxt->i1_slice_type) && (ps_ctxt->i4_temporal_layer_id)) |
| { |
| i4_lamda_modifier = ps_ctxt->i4_lamda_modifier * |
| CLIP3((((double)(ps_ctxt->i4_cu_qp - 12)) / 6.0), 2.00, 4.00); |
| i4_lamda_modifier_uv = |
| ps_ctxt->i4_uv_lamda_modifier * |
| CLIP3((((double)(ps_ctxt->i4_chrm_cu_qp - 12)) / 6.0), 2.00, 4.00); |
| } |
| else |
| { |
| i4_lamda_modifier = ps_ctxt->i4_lamda_modifier; |
| i4_lamda_modifier_uv = ps_ctxt->i4_uv_lamda_modifier; |
| } |
| if(ps_ctxt->i4_use_const_lamda_modifier) |
| { |
| if(ISLICE == ps_ctxt->i1_slice_type) |
| { |
| i4_lamda_modifier = ps_ctxt->f_i_pic_lamda_modifier; |
| i4_lamda_modifier_uv = ps_ctxt->f_i_pic_lamda_modifier; |
| } |
| else |
| { |
| i4_lamda_modifier = CONST_LAMDA_MOD_VAL; |
| i4_lamda_modifier_uv = CONST_LAMDA_MOD_VAL; |
| } |
| } |
| |
| do |
| { |
| memset( |
| ps_ctxt->pi4_quant_round_factor_cu_ctb_0_1[trans_size >> 3], |
| 0, |
| trans_size * trans_size * sizeof(WORD32)); |
| memset( |
| ps_ctxt->pi4_quant_round_factor_cu_ctb_1_2[trans_size >> 3], |
| 0, |
| trans_size * trans_size * sizeof(WORD32)); |
| |
| /*ps_ctxt->i4_quant_rnd_factor[intra_flag], is currently not used */ |
| ihevce_quant_rounding_factor_gen( |
| trans_size, |
| 1, //is_luma = 1 |
| &ps_ctxt->s_rdopt_entropy_ctxt, |
| ps_ctxt->pi4_quant_round_factor_cu_ctb_0_1[trans_size >> 3], |
| ps_ctxt->pi4_quant_round_factor_cu_ctb_1_2[trans_size >> 3], |
| i4_lamda_modifier, |
| 0); //is_tu_level_quant rounding = 0 |
| |
| trans_size = trans_size >> 1; |
| |
| } while(trans_size >= 4); |
| |
| /*CHROMA Quant Rounding is to be enabled with CU/TU/CTB/NCTB Luma rounding */ |
| /*Please note chroma is calcualted only for 1st TU at TU level Rounding */ |
| if(ps_ctxt->i4_chroma_quant_rounding_level == CHROMA_QUANT_ROUNDING) |
| { |
| do |
| { |
| memset( |
| ps_ctxt->pi4_quant_round_factor_cr_cu_ctb_0_1[trans_size_cr >> 3], |
| 0, |
| trans_size_cr * trans_size_cr * sizeof(WORD32)); |
| memset( |
| ps_ctxt->pi4_quant_round_factor_cr_cu_ctb_1_2[trans_size_cr >> 3], |
| 0, |
| trans_size_cr * trans_size_cr * sizeof(WORD32)); |
| |
| ihevce_quant_rounding_factor_gen( |
| trans_size_cr, |
| 0, //is_luma = 0 |
| &ps_ctxt->s_rdopt_entropy_ctxt, |
| ps_ctxt->pi4_quant_round_factor_cr_cu_ctb_0_1[trans_size_cr >> 3], |
| ps_ctxt->pi4_quant_round_factor_cr_cu_ctb_1_2[trans_size_cr >> 3], |
| i4_lamda_modifier_uv, |
| 0); //is_tu_level_quant rounding = 0 |
| |
| trans_size_cr = trans_size_cr >> 1; |
| |
| } while(trans_size_cr >= 4); |
| } |
| } |
| |
| #if DISABLE_INTRAS_IN_BPIC |
| if((ps_ctxt->i1_slice_type == BSLICE) && (ps_cu_analyse->u1_num_inter_cands)) |
| { |
| ps_cu_analyse->u1_num_intra_rdopt_cands = 0; |
| } |
| #endif |
| |
| rdopt_best_cost = ihevce_cu_mode_decide( |
| ps_ctxt, |
| ps_cu_prms, |
| ps_cu_analyse, |
| ps_final_mode_state, |
| pu1_ecd_data, |
| ps_col_pu, |
| pu1_col_pu_map, |
| col_start_pu_idx); |
| |
| return rdopt_best_cost; |
| } |
| |
| /** |
| ****************************************************************************** |
| * \if Function name : ihevce_enc_loop_cu_bot_copy \endif |
| * |
| * \brief |
| * This function copy the bottom data at CU level to row buffers |
| * |
| * \date |
| * 18/09/2012 |
| * |
| * \author |
| * Ittiam |
| * |
| * \return |
| * |
| * List of Functions |
| * |
| * |
| ****************************************************************************** |
| */ |
| void ihevce_enc_loop_cu_bot_copy( |
| ihevce_enc_loop_ctxt_t *ps_ctxt, |
| enc_loop_cu_prms_t *ps_cu_prms, |
| ihevce_enc_cu_node_ctxt_t *ps_enc_out_ctxt, |
| WORD32 curr_cu_pos_in_row, |
| WORD32 curr_cu_pos_in_ctb) |
| { |
| /* ---------------------------------------------- */ |
| /* copy the bottom row data to the row buffers */ |
| /* ---------------------------------------------- */ |
| nbr_4x4_t *ps_top_nbr; |
| UWORD8 *pu1_buff; |
| UWORD8 *pu1_luma_top, *pu1_chrm_top; |
| WORD32 nbr_strd; |
| |
| WORD32 u1_is_422 = (ps_ctxt->u1_chroma_array_type == 2); |
| |
| /* derive the appropraite pointers */ |
| pu1_luma_top = (UWORD8 *)ps_ctxt->pv_bot_row_luma + curr_cu_pos_in_row; |
| pu1_chrm_top = (UWORD8 *)ps_ctxt->pv_bot_row_chroma + curr_cu_pos_in_row; |
| ps_top_nbr = ps_ctxt->ps_bot_row_nbr + (curr_cu_pos_in_row >> 2); |
| nbr_strd = ps_cu_prms->i4_ctb_size >> 2; |
| |
| /* copy bottom luma data */ |
| pu1_buff = ps_cu_prms->pu1_luma_recon + |
| (ps_cu_prms->i4_luma_recon_stride * (ps_cu_prms->i4_ctb_size - 1)); |
| |
| pu1_buff += curr_cu_pos_in_ctb; |
| |
| memcpy(pu1_luma_top, pu1_buff, ps_enc_out_ctxt->u1_cu_size); |
| |
| /* copy bottom chroma data cb and cr pixel interleaved */ |
| pu1_buff = ps_cu_prms->pu1_chrm_recon + (ps_cu_prms->i4_chrm_recon_stride * |
| ((ps_cu_prms->i4_ctb_size >> (0 == u1_is_422)) - 1)); |
| |
| pu1_buff += curr_cu_pos_in_ctb; |
| |
| memcpy(pu1_chrm_top, pu1_buff, ps_enc_out_ctxt->u1_cu_size); |
| |
| /* store the nbr 4x4 data at cu level */ |
| { |
| nbr_4x4_t *ps_nbr; |
| |
| /* copy bottom nbr data */ |
| ps_nbr = &ps_ctxt->as_ctb_nbr_arr[0]; |
| ps_nbr += ((ps_cu_prms->i4_ctb_size >> 2) - 1) * nbr_strd; |
| |
| ps_nbr += (curr_cu_pos_in_ctb >> 2); |
| |
| memcpy(ps_top_nbr, ps_nbr, (ps_enc_out_ctxt->u1_cu_size >> 2) * sizeof(nbr_4x4_t)); |
| } |
| return; |
| } |
| |
| /** |
| ****************************************************************************** |
| * \if Function name : ihevce_update_final_cu_results \endif |
| * |
| * \brief |
| * |
| * \return |
| * None |
| * |
| * \author |
| * Ittiam |
| * |
| ***************************************************************************** |
| */ |
| void ihevce_update_final_cu_results( |
| ihevce_enc_loop_ctxt_t *ps_ctxt, |
| ihevce_enc_cu_node_ctxt_t *ps_enc_out_ctxt, |
| enc_loop_cu_prms_t *ps_cu_prms, |
| pu_col_mv_t **pps_row_col_pu, |
| WORD32 *pi4_col_pu_map_idx, |
| cu_final_update_prms *ps_cu_update_prms, |
| WORD32 ctb_ctr, |
| WORD32 vert_ctb_ctr) |
| { |
| WORD32 curr_cu_pos_in_row; |
| |
| cu_enc_loop_out_t *ps_cu_final = *ps_cu_update_prms->pps_cu_final; |
| pu_t **pps_row_pu = ps_cu_update_prms->pps_row_pu; |
| tu_enc_loop_out_t **pps_row_tu = ps_cu_update_prms->pps_row_tu; |
| UWORD8 **ppu1_row_ecd_data = ps_cu_update_prms->ppu1_row_ecd_data; |
| WORD32 *pi4_num_pus_in_ctb = ps_cu_update_prms->pi4_num_pus_in_ctb; |
| UWORD32 u4_cu_size = ps_enc_out_ctxt->u1_cu_size; |
| ps_cu_final->b3_cu_pos_x = ps_enc_out_ctxt->b3_cu_pos_x; |
| ps_cu_final->b3_cu_pos_y = ps_enc_out_ctxt->b3_cu_pos_y; |
| |
| ps_cu_final->b4_cu_size = ps_enc_out_ctxt->u1_cu_size >> 3; |
| |
| /* store the current pu and tu pointes */ |
| ps_cu_final->ps_pu = *pps_row_pu; |
| ps_cu_final->ps_enc_tu = *pps_row_tu; |
| curr_cu_pos_in_row = ctb_ctr * ps_cu_prms->i4_ctb_size + (ps_cu_final->b3_cu_pos_x << 3); |
| |
| ihevce_store_cu_final(ps_ctxt, ps_cu_final, *ppu1_row_ecd_data, ps_enc_out_ctxt, ps_cu_prms); |
| |
| if(NULL != pps_row_col_pu) |
| { |
| (*pps_row_col_pu) += ps_enc_out_ctxt->ps_cu_prms->u2_num_pus_in_cu; |
| } |
| if(NULL != pi4_col_pu_map_idx) |
| { |
| (*pi4_col_pu_map_idx) += ps_enc_out_ctxt->ps_cu_prms->u2_num_pus_in_cu; |
| } |
| (*pi4_num_pus_in_ctb) += ps_enc_out_ctxt->ps_cu_prms->u2_num_pus_in_cu; |
| (*pps_row_tu) += ps_cu_final->u2_num_tus_in_cu; |
| (*pps_row_pu) += ps_enc_out_ctxt->ps_cu_prms->u2_num_pus_in_cu; |
| (*ppu1_row_ecd_data) += ps_enc_out_ctxt->ps_cu_prms->i4_num_bytes_ecd_data; |
| |
| (*ps_cu_update_prms->pps_cu_final)++; |
| (*ps_cu_update_prms->pu1_num_cus_in_ctb_out)++; |
| |
| /* Updated for each CU in bottom row of CTB */ |
| if(((ps_cu_final->b3_cu_pos_y << 3) + u4_cu_size) == ps_ctxt->u4_cur_ctb_ht) |
| { |
| /* copy the bottom data to row buffers */ |
| ((pf_enc_loop_cu_bot_copy)ps_ctxt->pv_enc_loop_cu_bot_copy)( |
| ps_ctxt, |
| ps_cu_prms, |
| ps_enc_out_ctxt, |
| curr_cu_pos_in_row, |
| (ps_enc_out_ctxt->b3_cu_pos_x << 3)); |
| |
| /* Setting Dependency for CU TopRight */ |
| ihevce_dmgr_set_row_row_sync( |
| ps_ctxt->pv_dep_mngr_enc_loop_cu_top_right, |
| (curr_cu_pos_in_row + ps_enc_out_ctxt->u1_cu_size), |
| vert_ctb_ctr, |
| ps_ctxt->i4_tile_col_idx /* Col Tile No. */); |
| |
| /* Setting Dependency for Entropy to consume is made at CTB level */ |
| } |
| } |
| |
| /** |
| ****************************************************************************** |
| * \if Function name : ihevce_cu_recurse_decide \endif |
| * |
| * \brief |
| * Coding Unit mode decide function. Performs RD opt and decides the best mode |
| * |
| * \param[in] pv_ctxt : pointer to enc_loop module |
| * \param[in] ps_cu_prms : pointer to coding unit params (position, buffer pointers) |
| * \param[in] ps_cu_analyse : pointer to cu analyse |
| * \param[out] ps_cu_final : pointer to cu final |
| * \param[out] pu1_ecd_data :pointer to store coeff data for ECD |
| * \param[out]ps_row_col_pu; colocated pu buffer pointer |
| * \param[out]pu1_row_pu_map; colocated pu map buffer pointer |
| * \param[in]col_start_pu_idx : pu index start value |
| * |
| * \return |
| * None |
| * |
| * |
| * \author |
| * Ittiam |
| * |
| ***************************************************************************** |
| */ |
| WORD32 ihevce_cu_recurse_decide( |
| ihevce_enc_loop_ctxt_t *ps_ctxt, |
| enc_loop_cu_prms_t *ps_cu_prms, |
| cur_ctb_cu_tree_t *ps_cu_tree_analyse, |
| cur_ctb_cu_tree_t *ps_cu_tree_analyse_parent, |
| ipe_l0_ctb_analyse_for_me_t *ps_cur_ipe_ctb, |
| me_ctb_data_t *ps_cu_me_data, |
| pu_col_mv_t **pps_col_pu, |
| cu_final_update_prms *ps_cu_update_prms, |
| UWORD8 *pu1_col_pu_map, |
| WORD32 *pi4_col_start_pu_idx, |
| WORD32 i4_tree_depth, |
| WORD32 i4_ctb_x_off, |
| WORD32 i4_ctb_y_off, |
| WORD32 cur_ctb_ht) |
| { |
| cur_ctb_cu_tree_t *ps_cu_tree_analyse_child[4]; |
| final_mode_state_t s_final_mode_state; |
| |
| WORD32 i; |
| WORD32 child_nodes_null; |
| LWORD64 i8_least_child_cost; |
| |
| WORD32 num_children_encoded = 0; |
| |
| /* Take backup of collocated start PU index for parent node rdo for PQ */ |
| WORD32 i4_col_pu_idx_bkup = *pi4_col_start_pu_idx; |
| pu_col_mv_t *ps_col_mv_bkup = *pps_col_pu; |
| |
| #if ENABLE_CU_SPLIT_FLAG_RATE_ESTIMATION |
| WORD32 x0_frm = i4_ctb_x_off + (ps_cu_tree_analyse->b3_cu_pos_x << 3); |
| WORD32 y0_frm = i4_ctb_y_off + (ps_cu_tree_analyse->b3_cu_pos_y << 3); |
| WORD32 pic_wd = ps_ctxt->s_sao_ctxt_t.ps_sps->i2_pic_width_in_luma_samples; |
| WORD32 pic_ht = ps_ctxt->s_sao_ctxt_t.ps_sps->i2_pic_height_in_luma_samples; |
| WORD32 log2_min_cb_size = ps_ctxt->s_sao_ctxt_t.ps_sps->i1_log2_min_coding_block_size; |
| WORD32 cu_size = ps_cu_tree_analyse->u1_cu_size; |
| |
| /* bits for coding split_cu_flag = 1 */ |
| WORD32 split_cu1_bits_q12 = 0; |
| |
| /* bits for coding split_cu_flag = 0 */ |
| WORD32 split_cu0_bits_q12 = 0; |
| #endif |
| |
| UWORD8 u1_is_cu_noisy = ps_ctxt->u1_is_stasino_enabled |
| ? ihevce_determine_cu_noise_based_on_8x8Blk_data( |
| ps_cu_prms->pu1_is_8x8Blk_noisy, |
| ((ps_cu_tree_analyse->b3_cu_pos_x << 3) >> 4) << 4, |
| ((ps_cu_tree_analyse->b3_cu_pos_y << 3) >> 4) << 4, |
| MAX(16, ps_cu_tree_analyse->u1_cu_size)) |
| : 0; |
| |
| #if ENABLE_CU_SPLIT_FLAG_RATE_ESTIMATION |
| LWORD64 i8_lambda_qf = ps_ctxt->s_sao_ctxt_t.i8_cl_ssd_lambda_qf; |
| #endif |
| |
| (void)ps_cu_tree_analyse_parent; |
| |
| #if USE_NOISE_TERM_IN_ENC_LOOP && RDOPT_LAMBDA_DISCOUNT_WHEN_NOISY |
| if(!ps_ctxt->u1_enable_psyRDOPT && u1_is_cu_noisy) |
| { |
| ps_ctxt->i8_cl_ssd_lambda_qf = ps_ctxt->s_sao_ctxt_t.i8_cl_ssd_lambda_qf; |
| ps_ctxt->i8_cl_ssd_lambda_chroma_qf = ps_ctxt->s_sao_ctxt_t.i8_cl_ssd_lambda_chroma_qf; |
| } |
| #endif |
| |
| if(u1_is_cu_noisy && !ps_ctxt->u1_enable_psyRDOPT) |
| { |
| i8_lambda_qf = ((float)i8_lambda_qf * (100.0f - RDOPT_LAMBDA_DISCOUNT_WHEN_NOISY) / 100.0f); |
| } |
| |
| ps_cu_tree_analyse_child[0] = ps_cu_tree_analyse->ps_child_node_tl; |
| ps_cu_tree_analyse_child[1] = ps_cu_tree_analyse->ps_child_node_tr; |
| ps_cu_tree_analyse_child[2] = ps_cu_tree_analyse->ps_child_node_bl; |
| ps_cu_tree_analyse_child[3] = ps_cu_tree_analyse->ps_child_node_br; |
| |
| child_nodes_null = |
| ((ps_cu_tree_analyse_child[0] == NULL) + (ps_cu_tree_analyse_child[1] == NULL) + |
| (ps_cu_tree_analyse_child[2] == NULL) + (ps_cu_tree_analyse_child[3] == NULL)); |
| |
| #if ENABLE_CU_SPLIT_FLAG_RATE_ESTIMATION |
| #if !PROCESS_GT_1CTB_VIA_CU_RECUR_IN_FAST_PRESETS |
| if(ps_ctxt->i4_quality_preset < IHEVCE_QUALITY_P2) |
| #endif |
| { |
| /*----------------------------------------------*/ |
| /* ---------- CU Depth Bit Estimation --------- */ |
| /*----------------------------------------------*/ |
| |
| /* Encode cu split flags based on following conditions; See section 7.3.8*/ |
| if(((x0_frm + cu_size) <= pic_wd) && ((y0_frm + cu_size) <= pic_ht) && |
| (cu_size > (1 << log2_min_cb_size))) /* &&(ps_entropy_ctxt->i1_ctb_num_pcm_blks == 0)) */ |
| { |
| WORD32 left_cu_depth = 0; |
| WORD32 top_cu_depth = 0; |
| WORD32 pos_x_4x4 = ps_cu_tree_analyse->b3_cu_pos_x << 1; |
| WORD32 pos_y_4x4 = ps_cu_tree_analyse->b3_cu_pos_y << 1; |
| WORD32 num_4x4_in_ctb = (ps_cu_prms->i4_ctb_size >> 2); |
| WORD32 cur_4x4_in_ctb = pos_x_4x4 + (pos_y_4x4 * num_4x4_in_ctb); |
| UWORD8 u1_split_cu_flag_cab_model; |
| WORD32 split_cu_ctxt_inc; |
| |
| /* Left and Top CU depth is required for cabac context */ |
| |
| /* CU left */ |
| if(0 == pos_x_4x4) |
| { |
| /* CTB boundary */ |
| if(i4_ctb_x_off) |
| { |
| left_cu_depth = ps_ctxt->as_left_col_nbr[pos_y_4x4].b2_cu_depth; |
| } |
| } |
| else |
| { |
| /* inside CTB */ |
| left_cu_depth = ps_ctxt->as_ctb_nbr_arr[cur_4x4_in_ctb - 1].b2_cu_depth; |
| } |
| |
| /* CU top */ |
| if(0 == pos_y_4x4) |
| { |
| /* CTB boundary */ |
| if(i4_ctb_y_off) |
| { |
| /* Wait till top cu depth is available */ |
| ihevce_dmgr_chk_row_row_sync( |
| ps_ctxt->pv_dep_mngr_enc_loop_cu_top_right, |
| (i4_ctb_x_off) + (pos_x_4x4 << 2), |
| 4, |
| ((i4_ctb_y_off >> 6) - 1), |
| ps_ctxt->i4_tile_col_idx, /* Col Tile No. */ |
| ps_ctxt->thrd_id); |
| |
| top_cu_depth = |
| ps_ctxt->ps_top_row_nbr[(i4_ctb_x_off >> 2) + pos_x_4x4].b2_cu_depth; |
| } |
| } |
| else |
| { |
| /* inside CTB */ |
| top_cu_depth = ps_ctxt->as_ctb_nbr_arr[cur_4x4_in_ctb - num_4x4_in_ctb].b2_cu_depth; |
| } |
| |
| split_cu_ctxt_inc = IHEVC_CAB_SPLIT_CU_FLAG + (left_cu_depth > i4_tree_depth) + |
| (top_cu_depth > i4_tree_depth); |
| |
| u1_split_cu_flag_cab_model = |
| ps_ctxt->au1_rdopt_recur_ctxt_models[i4_tree_depth][split_cu_ctxt_inc]; |
| |
| /* bits for coding split_cu_flag = 1 */ |
| split_cu1_bits_q12 = gau2_ihevce_cabac_bin_to_bits[u1_split_cu_flag_cab_model ^ 1]; |
| |
| /* bits for coding split_cu_flag = 0 */ |
| split_cu0_bits_q12 = gau2_ihevce_cabac_bin_to_bits[u1_split_cu_flag_cab_model ^ 0]; |
| |
| /* update the cu split cabac context of all child nodes before evaluating child */ |
| for(i = (i4_tree_depth + 1); i < 4; i++) |
| { |
| ps_ctxt->au1_rdopt_recur_ctxt_models[i][split_cu_ctxt_inc] = |
| gau1_ihevc_next_state[(u1_split_cu_flag_cab_model << 1) | 1]; |
| } |
| |
| /* update the cu split cabac context of the parent node with split flag = 0 */ |
| ps_ctxt->au1_rdopt_recur_ctxt_models[i4_tree_depth][split_cu_ctxt_inc] = |
| gau1_ihevc_next_state[(u1_split_cu_flag_cab_model << 1) | 0]; |
| } |
| } |
| #endif |
| |
| /* If all the child nodes are null, then do rdo for this node and return the cost */ |
| if((1 == ps_cu_tree_analyse->is_node_valid) && (4 == child_nodes_null)) |
| { |
| WORD32 i4_num_bytes_ecd_data; |
| |
| #if(PROCESS_GT_1CTB_VIA_CU_RECUR_IN_FAST_PRESETS) |
| COPY_CABAC_STATES( |
| &ps_ctxt->s_rdopt_entropy_ctxt.au1_init_cabac_ctxt_states[0], |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i4_tree_depth][0], |
| IHEVC_CAB_CTXT_END * sizeof(UWORD8)); |
| #else |
| if(ps_ctxt->i4_quality_preset < IHEVCE_QUALITY_P2) |
| { |
| COPY_CABAC_STATES( |
| &ps_ctxt->s_rdopt_entropy_ctxt.au1_init_cabac_ctxt_states[0], |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i4_tree_depth][0], |
| IHEVC_CAB_CTXT_END * sizeof(UWORD8)); |
| } |
| #endif |
| |
| ps_cu_prms->u1_is_cu_noisy = u1_is_cu_noisy; |
| ihevce_update_pred_qp( |
| ps_ctxt, ps_cu_tree_analyse->b3_cu_pos_x, ps_cu_tree_analyse->b3_cu_pos_y); |
| /* DO rdo for current node here */ |
| /* return rdo cost for current node*/ |
| ps_cu_tree_analyse->i8_best_rdopt_cost = ihevce_compute_rdo( |
| ps_ctxt, |
| ps_cu_prms, |
| ps_cu_tree_analyse, |
| ps_cur_ipe_ctb, |
| ps_cu_me_data, |
| *pps_col_pu, |
| &s_final_mode_state, |
| pu1_col_pu_map, |
| *ps_cu_update_prms->ppu1_row_ecd_data, |
| *pi4_col_start_pu_idx, |
| i4_ctb_x_off, |
| i4_ctb_y_off); |
| |
| if((((ps_cu_tree_analyse->b3_cu_pos_y << 3) + ps_cu_tree_analyse->u1_cu_size) == |
| cur_ctb_ht) && |
| (ps_cu_tree_analyse->b3_cu_pos_x == 0) && (i4_ctb_x_off == 0)) |
| { |
| /* copy the state to row level context after 1st Cu, in the Last CU row of CTB */ |
| /* copy current ctb CU states into a entropy sync state */ |
| /* to be used for next row */ |
| COPY_CABAC_STATES( |
| ps_ctxt->pu1_curr_row_cabac_state, |
| &ps_ctxt->s_rdopt_entropy_ctxt.au1_init_cabac_ctxt_states[0], |
| IHEVC_CAB_CTXT_END * sizeof(UWORD8)); |
| } |
| |
| #if(PROCESS_GT_1CTB_VIA_CU_RECUR_IN_FAST_PRESETS) |
| { |
| #if ENABLE_CU_SPLIT_FLAG_RATE_ESTIMATION |
| /* Add parent split cu = 0 cost signalling */ |
| ps_cu_tree_analyse->i8_best_rdopt_cost += COMPUTE_RATE_COST_CLIP30( |
| split_cu0_bits_q12, i8_lambda_qf, (LAMBDA_Q_SHIFT + CABAC_FRAC_BITS_Q)); |
| #endif |
| for(i = (i4_tree_depth); i < 4; i++) |
| { |
| COPY_CABAC_STATES( |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i][0], |
| &ps_ctxt->s_rdopt_entropy_ctxt.au1_init_cabac_ctxt_states[0], |
| IHEVC_CAB_CTXT_END * sizeof(UWORD8)); |
| } |
| } |
| #else |
| if(ps_ctxt->i4_quality_preset < IHEVCE_QUALITY_P2) |
| { |
| #if ENABLE_CU_SPLIT_FLAG_RATE_ESTIMATION |
| /* Add parent split cu = 0 cost signalling */ |
| ps_cu_tree_analyse->i8_best_rdopt_cost += COMPUTE_RATE_COST_CLIP30( |
| split_cu0_bits_q12, i8_lambda_qf, (LAMBDA_Q_SHIFT + CABAC_FRAC_BITS_Q)); |
| #endif |
| |
| for(i = (i4_tree_depth); i < 4; i++) |
| { |
| COPY_CABAC_STATES( |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i][0], |
| &ps_ctxt->s_rdopt_entropy_ctxt.au1_init_cabac_ctxt_states[0], |
| IHEVC_CAB_CTXT_END * sizeof(UWORD8)); |
| } |
| } |
| #endif |
| |
| ((pf_store_cu_results)ps_ctxt->pv_store_cu_results)( |
| ps_ctxt, ps_cu_prms, &s_final_mode_state); |
| |
| #if(!PROCESS_GT_1CTB_VIA_CU_RECUR_IN_FAST_PRESETS) |
| if(ps_ctxt->i4_quality_preset >= IHEVCE_QUALITY_P2) |
| { |
| ihevce_update_final_cu_results( |
| ps_ctxt, |
| ps_ctxt->ps_enc_out_ctxt, |
| ps_cu_prms, |
| pps_col_pu, |
| pi4_col_start_pu_idx, |
| ps_cu_update_prms, |
| i4_ctb_x_off >> 6, |
| i4_ctb_y_off >> 6); |
| } |
| else |
| { |
| /* ---- copy the luma & chroma coeffs to final output -------- */ |
| i4_num_bytes_ecd_data = ps_ctxt->ps_enc_out_ctxt->ps_cu_prms->i4_num_bytes_ecd_data; |
| |
| if(0 != i4_num_bytes_ecd_data) |
| { |
| memcpy( |
| ps_ctxt->pu1_ecd_data, |
| &ps_ctxt->pu1_cu_recur_coeffs[0], |
| i4_num_bytes_ecd_data * sizeof(UWORD8)); |
| |
| ps_ctxt->pu1_ecd_data += i4_num_bytes_ecd_data; |
| } |
| |
| /* Collocated PU updates */ |
| *pps_col_pu += ps_ctxt->ps_enc_out_ctxt->ps_cu_prms->u2_num_pus_in_cu; |
| *pi4_col_start_pu_idx += ps_ctxt->ps_enc_out_ctxt->ps_cu_prms->u2_num_pus_in_cu; |
| } |
| #else |
| /* ---- copy the luma & chroma coeffs to final output -------- */ |
| i4_num_bytes_ecd_data = ps_ctxt->ps_enc_out_ctxt->ps_cu_prms->i4_num_bytes_ecd_data; |
| if(0 != i4_num_bytes_ecd_data) |
| { |
| memcpy( |
| ps_ctxt->pu1_ecd_data, |
| &ps_ctxt->pu1_cu_recur_coeffs[0], |
| i4_num_bytes_ecd_data * sizeof(UWORD8)); |
| |
| ps_ctxt->pu1_ecd_data += i4_num_bytes_ecd_data; |
| } |
| |
| /* Collocated PU updates */ |
| *pps_col_pu += ps_ctxt->ps_enc_out_ctxt->ps_cu_prms->u2_num_pus_in_cu; |
| *pi4_col_start_pu_idx += ps_ctxt->ps_enc_out_ctxt->ps_cu_prms->u2_num_pus_in_cu; |
| #endif |
| |
| ps_ctxt->ps_enc_out_ctxt++; |
| num_children_encoded++; |
| } |
| else |
| { |
| i8_least_child_cost = 0; |
| |
| for(i = 0; i < 4; i++) |
| { |
| if(ps_cu_tree_analyse_child[i] != NULL) |
| { |
| num_children_encoded += ihevce_cu_recurse_decide( |
| ps_ctxt, |
| ps_cu_prms, |
| ps_cu_tree_analyse_child[i], |
| ps_cu_tree_analyse, |
| ps_cur_ipe_ctb, |
| ps_cu_me_data, |
| pps_col_pu, |
| ps_cu_update_prms, |
| pu1_col_pu_map, |
| pi4_col_start_pu_idx, |
| i4_tree_depth + 1, |
| i4_ctb_x_off, |
| i4_ctb_y_off, |
| cur_ctb_ht); |
| |
| /* In case of incomplete ctb, */ |
| //if(MAX_COST != ps_cu_tree_analyse_child[i]->i4_best_rdopt_cost) |
| if(((ULWORD64)( |
| i8_least_child_cost + ps_cu_tree_analyse_child[i]->i8_best_rdopt_cost)) > |
| MAX_COST_64) |
| { |
| i8_least_child_cost = MAX_COST_64; |
| } |
| else |
| { |
| i8_least_child_cost += ps_cu_tree_analyse_child[i]->i8_best_rdopt_cost; |
| } |
| } |
| else |
| { |
| /* If the child node is NULL, return MAX_COST*/ |
| i8_least_child_cost = MAX_COST_64; |
| } |
| } |
| |
| if(ps_ctxt->i4_quality_preset < IHEVCE_QUALITY_P2) |
| { |
| #if !ENABLE_4CTB_EVALUATION |
| if((ps_cu_tree_analyse->u1_cu_size == 64) && (num_children_encoded > 10) && |
| (ps_ctxt->i1_slice_type != ISLICE)) |
| { |
| ps_cu_tree_analyse->is_node_valid = 0; |
| } |
| #endif |
| } |
| |
| /* If current CU node is valid, do rdo for the node and decide btwn child nodes and parent nodes */ |
| if(ps_cu_tree_analyse->is_node_valid) |
| { |
| UWORD8 au1_cu_pu_map[(MAX_CTB_SIZE / MIN_PU_SIZE) * (MAX_CTB_SIZE / MIN_PU_SIZE)]; |
| pu_col_mv_t as_col_mv[2]; /* Max of 2 PUs only per CU */ |
| |
| WORD32 i4_col_pu_idx_start = i4_col_pu_idx_bkup; |
| |
| /* Copy the collocated PU map to the local array */ |
| memcpy( |
| au1_cu_pu_map, |
| pu1_col_pu_map, |
| (MAX_CTB_SIZE / MIN_PU_SIZE) * (MAX_CTB_SIZE / MIN_PU_SIZE)); |
| |
| #if(PROCESS_GT_1CTB_VIA_CU_RECUR_IN_FAST_PRESETS) |
| COPY_CABAC_STATES( |
| &ps_ctxt->s_rdopt_entropy_ctxt.au1_init_cabac_ctxt_states[0], |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i4_tree_depth][0], |
| IHEVC_CAB_CTXT_END * sizeof(UWORD8)); |
| |
| /* Reset the nbr maps while computing Parent CU node ()*/ |
| /* set the neighbour map to 0 */ |
| ihevce_set_nbr_map( |
| ps_ctxt->pu1_ctb_nbr_map, |
| ps_ctxt->i4_nbr_map_strd, |
| (ps_cu_tree_analyse->b3_cu_pos_x << 1), |
| (ps_cu_tree_analyse->b3_cu_pos_y << 1), |
| (ps_cu_tree_analyse->u1_cu_size >> 2), |
| 0); |
| #else |
| if(ps_ctxt->i4_quality_preset < IHEVCE_QUALITY_P2) |
| { |
| COPY_CABAC_STATES( |
| &ps_ctxt->s_rdopt_entropy_ctxt.au1_init_cabac_ctxt_states[0], |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i4_tree_depth][0], |
| IHEVC_CAB_CTXT_END * sizeof(UWORD8)); |
| |
| /* Reset the nbr maps while computing Parent CU node ()*/ |
| /* set the neighbour map to 0 */ |
| ihevce_set_nbr_map( |
| ps_ctxt->pu1_ctb_nbr_map, |
| ps_ctxt->i4_nbr_map_strd, |
| (ps_cu_tree_analyse->b3_cu_pos_x << 1), |
| (ps_cu_tree_analyse->b3_cu_pos_y << 1), |
| (ps_cu_tree_analyse->u1_cu_size >> 2), |
| 0); |
| } |
| #endif |
| |
| /* Do rdo for the parent node */ |
| /* Compare parent node cost vs child node costs */ |
| ps_ctxt->is_parent_cu_rdopt = 1; |
| |
| ps_cu_prms->u1_is_cu_noisy = u1_is_cu_noisy; |
| |
| ihevce_update_pred_qp( |
| ps_ctxt, ps_cu_tree_analyse->b3_cu_pos_x, ps_cu_tree_analyse->b3_cu_pos_y); |
| |
| ps_cu_tree_analyse->i8_best_rdopt_cost = ihevce_compute_rdo( |
| ps_ctxt, |
| ps_cu_prms, |
| ps_cu_tree_analyse, |
| ps_cur_ipe_ctb, |
| ps_cu_me_data, |
| as_col_mv, |
| &s_final_mode_state, |
| au1_cu_pu_map, |
| *ps_cu_update_prms->ppu1_row_ecd_data, |
| i4_col_pu_idx_start, |
| i4_ctb_x_off, |
| i4_ctb_y_off); |
| |
| ps_ctxt->is_parent_cu_rdopt = 0; |
| |
| #if(PROCESS_GT_1CTB_VIA_CU_RECUR_IN_FAST_PRESETS) |
| /* Add parent split cu cost signalling */ |
| ps_cu_tree_analyse->i8_best_rdopt_cost += COMPUTE_RATE_COST_CLIP30( |
| split_cu0_bits_q12, i8_lambda_qf, (LAMBDA_Q_SHIFT + CABAC_FRAC_BITS_Q)); |
| |
| COPY_CABAC_STATES( |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i4_tree_depth][0], |
| &ps_ctxt->s_rdopt_entropy_ctxt.au1_init_cabac_ctxt_states[0], |
| IHEVC_CAB_CTXT_END * sizeof(UWORD8)); |
| |
| /* i8_least_child_cost += (num_children_encoded * ps_ctxt->i4_sad_lamda\ |
| + ((1 << (LAMBDA_Q_SHIFT)))) >> (LAMBDA_Q_SHIFT + 1) */ |
| ; |
| /* bits for coding cu split flag as 1 */ |
| i8_least_child_cost += COMPUTE_RATE_COST_CLIP30( |
| split_cu1_bits_q12, i8_lambda_qf, (LAMBDA_Q_SHIFT + CABAC_FRAC_BITS_Q)); |
| #else |
| #if ENABLE_CU_SPLIT_FLAG_RATE_ESTIMATION |
| if(ps_ctxt->i4_quality_preset < IHEVCE_QUALITY_P2) |
| { |
| /* Add parent split cu cost signalling */ |
| ps_cu_tree_analyse->i8_best_rdopt_cost += COMPUTE_RATE_COST_CLIP30( |
| split_cu0_bits_q12, i8_lambda_qf, (LAMBDA_Q_SHIFT + CABAC_FRAC_BITS_Q)); |
| |
| COPY_CABAC_STATES( |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i4_tree_depth][0], |
| &ps_ctxt->s_rdopt_entropy_ctxt.au1_init_cabac_ctxt_states[0], |
| IHEVC_CAB_CTXT_END * sizeof(UWORD8)); |
| |
| /* i8_least_child_cost += (num_children_encoded * ps_ctxt->i4_sad_lamda\ |
| + ((1 << (LAMBDA_Q_SHIFT)))) >> (LAMBDA_Q_SHIFT + 1) */ |
| ; |
| /* bits for coding cu split flag as 1 */ |
| i8_least_child_cost += COMPUTE_RATE_COST_CLIP30( |
| split_cu1_bits_q12, i8_lambda_qf, (LAMBDA_Q_SHIFT + CABAC_FRAC_BITS_Q)); |
| } |
| #else |
| i8_least_child_cost += |
| (num_children_encoded * ps_ctxt->i4_sad_lamda + ((1 << (LAMBDA_Q_SHIFT)))) >> |
| (LAMBDA_Q_SHIFT + 1); |
| #endif |
| #endif |
| |
| /* If child modes win over parent, discard parent enc ctxt */ |
| /* else discard child ctxt */ |
| if(ps_cu_tree_analyse->i8_best_rdopt_cost > i8_least_child_cost) |
| { |
| #if(PROCESS_GT_1CTB_VIA_CU_RECUR_IN_FAST_PRESETS) |
| /* Store child node Models for evalution of next CU */ |
| for(i = (i4_tree_depth); i < 4; i++) |
| { |
| COPY_CABAC_STATES( |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i][0], |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i4_tree_depth + 1][0], |
| IHEVC_CAB_CTXT_END * sizeof(UWORD8)); |
| } |
| /* Reset cabac states if child has won */ |
| COPY_CABAC_STATES( |
| &ps_ctxt->s_rdopt_entropy_ctxt.au1_init_cabac_ctxt_states[0], |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i4_tree_depth + 1][0], |
| IHEVC_CAB_CTXT_END * sizeof(UWORD8)); |
| #else |
| if(ps_ctxt->i4_quality_preset < IHEVCE_QUALITY_P2) |
| { |
| for(i = i4_tree_depth; i < 4; i++) |
| { |
| COPY_CABAC_STATES( |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i][0], |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i4_tree_depth + 1][0], |
| IHEVC_CAB_CTXT_END * sizeof(UWORD8)); |
| } |
| /* Reset cabac states if child has won */ |
| COPY_CABAC_STATES( |
| &ps_ctxt->s_rdopt_entropy_ctxt.au1_init_cabac_ctxt_states[0], |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i4_tree_depth + 1][0], |
| IHEVC_CAB_CTXT_END * sizeof(UWORD8)); |
| } |
| #endif |
| ps_cu_tree_analyse->i8_best_rdopt_cost = i8_least_child_cost; |
| ps_cu_tree_analyse->is_node_valid = 0; |
| } |
| else |
| { |
| /* Parent node wins over child node */ |
| ihevce_enc_cu_node_ctxt_t *ps_enc_tmp_out_ctxt; |
| WORD32 i4_num_bytes_ecd_data; |
| WORD32 num_child_nodes = 0; |
| WORD32 i4_num_pus_in_cu; |
| |
| if((((ps_cu_tree_analyse->b3_cu_pos_y << 3) + ps_cu_tree_analyse->u1_cu_size) == |
| cur_ctb_ht) && |
| (ps_cu_tree_analyse->b3_cu_pos_x == 0) && (i4_ctb_x_off == 0)) |
| { |
| /* copy the state to row level context after 1st Cu, in the Last CU row of CTB */ |
| /* copy current ctb CU states into a entropy sync state */ |
| /* to be used for next row */ |
| COPY_CABAC_STATES( |
| ps_ctxt->pu1_curr_row_cabac_state, |
| &ps_ctxt->s_rdopt_entropy_ctxt.au1_init_cabac_ctxt_states[0], |
| IHEVC_CAB_CTXT_END * sizeof(UWORD8)); |
| } |
| |
| #if(PROCESS_GT_1CTB_VIA_CU_RECUR_IN_FAST_PRESETS) |
| /* Store parent node Models for evalution of next CU */ |
| for(i = (i4_tree_depth + 1); i < 4; i++) |
| { |
| COPY_CABAC_STATES( |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i][0], |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i4_tree_depth][0], |
| IHEVC_CAB_CTXT_END * sizeof(UWORD8)); |
| } |
| #else |
| if(ps_ctxt->i4_quality_preset < IHEVCE_QUALITY_P2) |
| { |
| for(i = (i4_tree_depth + 1); i < 4; i++) |
| { |
| COPY_CABAC_STATES( |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i][0], |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i4_tree_depth][0], |
| IHEVC_CAB_CTXT_END * sizeof(UWORD8)); |
| } |
| } |
| #endif |
| ((pf_store_cu_results)ps_ctxt->pv_store_cu_results)( |
| ps_ctxt, ps_cu_prms, &s_final_mode_state); |
| |
| #if(!PROCESS_GT_1CTB_VIA_CU_RECUR_IN_FAST_PRESETS) |
| if(ps_ctxt->i4_quality_preset >= IHEVCE_QUALITY_P2) |
| { |
| ihevce_update_final_cu_results( |
| ps_ctxt, |
| ps_ctxt->ps_enc_out_ctxt, |
| ps_cu_prms, |
| pps_col_pu, |
| pi4_col_start_pu_idx, |
| ps_cu_update_prms, |
| i4_ctb_x_off >> 6, |
| i4_ctb_y_off >> 6); |
| |
| ps_ctxt->ps_enc_out_ctxt++; |
| } |
| else |
| { |
| ps_enc_tmp_out_ctxt = ps_ctxt->ps_enc_out_ctxt; |
| |
| num_child_nodes = num_children_encoded; |
| |
| /* ---- copy the luma & chroma coeffs to final output -------- */ |
| for(i = 0; i < num_child_nodes; i++) |
| { |
| i4_num_bytes_ecd_data = |
| (ps_ctxt->ps_enc_out_ctxt - i - 1)->ps_cu_prms->i4_num_bytes_ecd_data; |
| ps_ctxt->pu1_ecd_data -= i4_num_bytes_ecd_data; |
| } |
| |
| i4_num_bytes_ecd_data = |
| ps_ctxt->ps_enc_out_ctxt->ps_cu_prms->i4_num_bytes_ecd_data; |
| if(0 != i4_num_bytes_ecd_data) |
| { |
| memcpy( |
| ps_ctxt->pu1_ecd_data, |
| &ps_ctxt->pu1_cu_recur_coeffs[0], |
| i4_num_bytes_ecd_data); |
| |
| ps_ctxt->pu1_ecd_data += i4_num_bytes_ecd_data; |
| } |
| |
| ps_enc_tmp_out_ctxt = ps_ctxt->ps_enc_out_ctxt - num_child_nodes; |
| |
| memcpy( |
| ps_enc_tmp_out_ctxt, |
| ps_ctxt->ps_enc_out_ctxt, |
| sizeof(ihevce_enc_cu_node_ctxt_t)); |
| ps_enc_tmp_out_ctxt->ps_cu_prms = &ps_enc_tmp_out_ctxt->s_cu_prms; |
| |
| /* Collocated PU updates */ |
| i4_num_pus_in_cu = ps_ctxt->ps_enc_out_ctxt->ps_cu_prms->u2_num_pus_in_cu; |
| /* Copy the collocated MVs and the PU map to frame buffers */ |
| memcpy(ps_col_mv_bkup, as_col_mv, sizeof(pu_col_mv_t) * i4_num_pus_in_cu); |
| memcpy( |
| pu1_col_pu_map, |
| au1_cu_pu_map, |
| (MAX_CTB_SIZE / MIN_PU_SIZE) * (MAX_CTB_SIZE / MIN_PU_SIZE)); |
| /* Update the frame buffer pointer and the map index */ |
| *pps_col_pu = ps_col_mv_bkup + i4_num_pus_in_cu; |
| *pi4_col_start_pu_idx = i4_col_pu_idx_bkup + i4_num_pus_in_cu; |
| |
| ps_ctxt->ps_enc_out_ctxt = ps_enc_tmp_out_ctxt + 1; |
| } |
| #else |
| |
| ps_enc_tmp_out_ctxt = ps_ctxt->ps_enc_out_ctxt; |
| |
| num_child_nodes = num_children_encoded; |
| |
| /* ---- copy the luma & chroma coeffs to final output -------- */ |
| for(i = 0; i < num_child_nodes; i++) |
| { |
| i4_num_bytes_ecd_data = |
| (ps_ctxt->ps_enc_out_ctxt - i - 1)->ps_cu_prms->i4_num_bytes_ecd_data; |
| ps_ctxt->pu1_ecd_data -= i4_num_bytes_ecd_data; |
| } |
| |
| i4_num_bytes_ecd_data = ps_ctxt->ps_enc_out_ctxt->ps_cu_prms->i4_num_bytes_ecd_data; |
| if(0 != i4_num_bytes_ecd_data) |
| { |
| memcpy( |
| ps_ctxt->pu1_ecd_data, |
| &ps_ctxt->pu1_cu_recur_coeffs[0], |
| i4_num_bytes_ecd_data * sizeof(UWORD8)); |
| |
| ps_ctxt->pu1_ecd_data += i4_num_bytes_ecd_data; |
| } |
| |
| ps_enc_tmp_out_ctxt = ps_ctxt->ps_enc_out_ctxt - num_child_nodes; |
| |
| memcpy( |
| ps_enc_tmp_out_ctxt, |
| ps_ctxt->ps_enc_out_ctxt, |
| sizeof(ihevce_enc_cu_node_ctxt_t)); |
| |
| ps_enc_tmp_out_ctxt->ps_cu_prms = &ps_enc_tmp_out_ctxt->s_cu_prms; |
| |
| /* Collocated PU updates */ |
| i4_num_pus_in_cu = ps_ctxt->ps_enc_out_ctxt->ps_cu_prms->u2_num_pus_in_cu; |
| /* Copy the collocated MVs and the PU map to frame buffers */ |
| memcpy(ps_col_mv_bkup, as_col_mv, sizeof(pu_col_mv_t) * i4_num_pus_in_cu); |
| memcpy( |
| pu1_col_pu_map, |
| au1_cu_pu_map, |
| (MAX_CTB_SIZE / MIN_PU_SIZE) * (MAX_CTB_SIZE / MIN_PU_SIZE)); |
| /* Update the frame buffer pointer and the map index */ |
| *pps_col_pu = ps_col_mv_bkup + i4_num_pus_in_cu; |
| *pi4_col_start_pu_idx = i4_col_pu_idx_bkup + i4_num_pus_in_cu; |
| |
| ps_ctxt->ps_enc_out_ctxt = ps_enc_tmp_out_ctxt + 1; |
| #endif |
| |
| num_children_encoded = 1; |
| DISABLE_THE_CHILDREN_NODES(ps_cu_tree_analyse); |
| } |
| } |
| else /* if(ps_cu_tree_analyse->is_node_valid) */ |
| { |
| ps_cu_tree_analyse->i8_best_rdopt_cost = i8_least_child_cost; |
| |
| /* Tree depth of four will occur for Incomplete CTB */ |
| if((i8_least_child_cost > 0) && (i4_tree_depth != 3)) |
| { |
| #if(PROCESS_GT_1CTB_VIA_CU_RECUR_IN_FAST_PRESETS) |
| /* Store child node Models for evalution of next CU */ |
| for(i = i4_tree_depth; i < 4; i++) |
| { |
| COPY_CABAC_STATES( |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i][0], |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i4_tree_depth + 1][0], |
| IHEVC_CAB_CTXT_END * sizeof(UWORD8)); |
| } |
| #else |
| if(ps_ctxt->i4_quality_preset < IHEVCE_QUALITY_P2) |
| { |
| for(i = (i4_tree_depth); i < 4; i++) |
| { |
| COPY_CABAC_STATES( |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i][0], |
| &ps_ctxt->au1_rdopt_recur_ctxt_models[i4_tree_depth + 1][0], |
| IHEVC_CAB_CTXT_END * sizeof(UWORD8)); |
| } |
| } |
| #endif |
| } |
| } |
| } |
| |
| return num_children_encoded; |
| } |
| |
| static UWORD8 ihevce_intraData_availability_extractor( |
| WORD8 *pi1_8x8CULevel_intraData_availability_indicator, |
| UWORD8 u1_cu_size, |
| UWORD8 u1_x_8x8CU_units, |
| UWORD8 u1_y_8x8CU_units) |
| { |
| if(8 == u1_cu_size) |
| { |
| return (!pi1_8x8CULevel_intraData_availability_indicator |
| [u1_x_8x8CU_units + MAX_CU_IN_CTB_ROW * u1_y_8x8CU_units]); |
| } |
| else |
| { |
| UWORD8 u1_data_availability = 0; |
| UWORD8 u1_child_cu_size = u1_cu_size / 2; |
| |
| u1_data_availability |= ihevce_intraData_availability_extractor( |
| pi1_8x8CULevel_intraData_availability_indicator, |
| u1_child_cu_size, |
| u1_x_8x8CU_units, |
| u1_y_8x8CU_units); |
| |
| u1_data_availability |= ihevce_intraData_availability_extractor( |
| pi1_8x8CULevel_intraData_availability_indicator, |
| u1_child_cu_size, |
| u1_x_8x8CU_units + u1_child_cu_size / 8, |
| u1_y_8x8CU_units); |
| |
| u1_data_availability |= ihevce_intraData_availability_extractor( |
| pi1_8x8CULevel_intraData_availability_indicator, |
| u1_child_cu_size, |
| u1_x_8x8CU_units, |
| u1_y_8x8CU_units + u1_child_cu_size / 8); |
| |
| u1_data_availability |= ihevce_intraData_availability_extractor( |
| pi1_8x8CULevel_intraData_availability_indicator, |
| u1_child_cu_size, |
| u1_x_8x8CU_units + u1_child_cu_size / 8, |
| u1_y_8x8CU_units + u1_child_cu_size / 8); |
| |
| return u1_data_availability; |
| } |
| } |
| |
| void ihevce_intra_and_inter_cuTree_merger( |
| cur_ctb_cu_tree_t *ps_merged_tree, |
| cur_ctb_cu_tree_t *ps_intra_tree, |
| cur_ctb_cu_tree_t *ps_inter_tree, |
| WORD8 *pi1_8x8CULevel_intraData_availability_indicator) |
| { |
| /* 0 => Intra and inter children valid */ |
| /* 1 => Only Intra valid */ |
| /* 2 => Only Inter valid */ |
| /* 3 => Neither */ |
| UWORD8 au1_children_recursive_call_type[4]; |
| |
| if(NULL != ps_intra_tree) |
| { |
| ps_intra_tree->is_node_valid = |
| ps_intra_tree->is_node_valid & |
| ihevce_intraData_availability_extractor( |
| pi1_8x8CULevel_intraData_availability_indicator, |
| ps_intra_tree->u1_cu_size, |
| ps_intra_tree->b3_cu_pos_x & ((8 == ps_intra_tree->u1_cu_size) ? 0xfe : 0xff), |
| ps_intra_tree->b3_cu_pos_y & ((8 == ps_intra_tree->u1_cu_size) ? 0xfe : 0xff)); |
| } |
| |
| switch(((NULL == ps_intra_tree) << 1) | (NULL == ps_inter_tree)) |
| { |
| case 0: |
| { |
| ps_merged_tree->is_node_valid = ps_intra_tree->is_node_valid || |
| ps_inter_tree->is_node_valid; |
| ps_merged_tree->u1_inter_eval_enable = ps_inter_tree->is_node_valid; |
| ps_merged_tree->u1_intra_eval_enable = ps_intra_tree->is_node_valid; |
| |
| au1_children_recursive_call_type[POS_TL] = |
| ((NULL == ps_intra_tree->ps_child_node_tl) << 1) | |
| (NULL == ps_inter_tree->ps_child_node_tl); |
| au1_children_recursive_call_type[POS_TR] = |
| ((NULL == ps_intra_tree->ps_child_node_tr) << 1) | |
| (NULL == ps_inter_tree->ps_child_node_tr); |
| au1_children_recursive_call_type[POS_BL] = |
| ((NULL == ps_intra_tree->ps_child_node_bl) << 1) | |
| (NULL == ps_inter_tree->ps_child_node_bl); |
| au1_children_recursive_call_type[POS_BR] = |
| ((NULL == ps_intra_tree->ps_child_node_br) << 1) | |
| (NULL == ps_inter_tree->ps_child_node_br); |
| |
| break; |
| } |
| case 1: |
| { |
| ps_merged_tree->is_node_valid = ps_intra_tree->is_node_valid; |
| ps_merged_tree->u1_inter_eval_enable = 0; |
| ps_merged_tree->u1_intra_eval_enable = ps_intra_tree->is_node_valid; |
| |
| au1_children_recursive_call_type[POS_TL] = |
| ((NULL == ps_intra_tree->ps_child_node_tl) << 1) + 1; |
| au1_children_recursive_call_type[POS_TR] = |
| ((NULL == ps_intra_tree->ps_child_node_tr) << 1) + 1; |
| au1_children_recursive_call_type[POS_BL] = |
| ((NULL == ps_intra_tree->ps_child_node_bl) << 1) + 1; |
| au1_children_recursive_call_type[POS_BR] = |
| ((NULL == ps_intra_tree->ps_child_node_br) << 1) + 1; |
| |
| break; |
| } |
| case 2: |
| { |
| ps_merged_tree->is_node_valid = ps_inter_tree->is_node_valid; |
| ps_merged_tree->u1_inter_eval_enable = ps_inter_tree->is_node_valid; |
| ps_merged_tree->u1_intra_eval_enable = 0; |
| |
| au1_children_recursive_call_type[POS_TL] = 2 + (NULL == ps_inter_tree->ps_child_node_tl); |
| au1_children_recursive_call_type[POS_TR] = 2 + (NULL == ps_inter_tree->ps_child_node_tr); |
| au1_children_recursive_call_type[POS_BL] = 2 + (NULL == ps_inter_tree->ps_child_node_bl); |
| au1_children_recursive_call_type[POS_BR] = 2 + (NULL == ps_inter_tree->ps_child_node_br); |
| |
| break; |
| } |
| case 3: |
| { |
| /* The swamps of Dagobah! */ |
| ASSERT(0); |
| |
| break; |
| } |
| } |
| |
| switch(au1_children_recursive_call_type[POS_TL]) |
| { |
| case 0: |
| { |
| ihevce_intra_and_inter_cuTree_merger( |
| ps_merged_tree->ps_child_node_tl, |
| ps_intra_tree->ps_child_node_tl, |
| ps_inter_tree->ps_child_node_tl, |
| pi1_8x8CULevel_intraData_availability_indicator); |
| |
| break; |
| } |
| case 2: |
| { |
| ihevce_intra_and_inter_cuTree_merger( |
| ps_merged_tree->ps_child_node_tl, |
| NULL, |
| ps_inter_tree->ps_child_node_tl, |
| pi1_8x8CULevel_intraData_availability_indicator); |
| |
| break; |
| } |
| case 1: |
| { |
| ihevce_intra_and_inter_cuTree_merger( |
| ps_merged_tree->ps_child_node_tl, |
| ps_intra_tree->ps_child_node_tl, |
| NULL, |
| pi1_8x8CULevel_intraData_availability_indicator); |
| |
| break; |
| } |
| } |
| |
| switch(au1_children_recursive_call_type[POS_TR]) |
| { |
| case 0: |
| { |
| ihevce_intra_and_inter_cuTree_merger( |
| ps_merged_tree->ps_child_node_tr, |
| ps_intra_tree->ps_child_node_tr, |
| ps_inter_tree->ps_child_node_tr, |
| pi1_8x8CULevel_intraData_availability_indicator); |
| |
| break; |
| } |
| case 2: |
| { |
| ihevce_intra_and_inter_cuTree_merger( |
| ps_merged_tree->ps_child_node_tr, |
| NULL, |
| ps_inter_tree->ps_child_node_tr, |
| pi1_8x8CULevel_intraData_availability_indicator); |
| |
| break; |
| } |
| case 1: |
| { |
| ihevce_intra_and_inter_cuTree_merger( |
| ps_merged_tree->ps_child_node_tr, |
| ps_intra_tree->ps_child_node_tr, |
| NULL, |
| pi1_8x8CULevel_intraData_availability_indicator); |
| |
| break; |
| } |
| } |
| |
| switch(au1_children_recursive_call_type[POS_BL]) |
| { |
| case 0: |
| { |
| ihevce_intra_and_inter_cuTree_merger( |
| ps_merged_tree->ps_child_node_bl, |
| ps_intra_tree->ps_child_node_bl, |
| ps_inter_tree->ps_child_node_bl, |
| pi1_8x8CULevel_intraData_availability_indicator); |
| |
| break; |
| } |
| case 2: |
| { |
| ihevce_intra_and_inter_cuTree_merger( |
| ps_merged_tree->ps_child_node_bl, |
| NULL, |
| ps_inter_tree->ps_child_node_bl, |
| pi1_8x8CULevel_intraData_availability_indicator); |
| |
| break; |
| } |
| case 1: |
| { |
| ihevce_intra_and_inter_cuTree_merger( |
| ps_merged_tree->ps_child_node_bl, |
| ps_intra_tree->ps_child_node_bl, |
| NULL, |
| pi1_8x8CULevel_intraData_availability_indicator); |
| |
| break; |
| } |
| } |
| |
| switch(au1_children_recursive_call_type[POS_BR]) |
| { |
| case 0: |
| { |
| ihevce_intra_and_inter_cuTree_merger( |
| ps_merged_tree->ps_child_node_br, |
| ps_intra_tree->ps_child_node_br, |
| ps_inter_tree->ps_child_node_br, |
| pi1_8x8CULevel_intraData_availability_indicator); |
| |
| break; |
| } |
| case 2: |
| { |
| ihevce_intra_and_inter_cuTree_merger( |
| ps_merged_tree->ps_child_node_br, |
| NULL, |
| ps_inter_tree->ps_child_node_br, |
| pi1_8x8CULevel_intraData_availability_indicator); |
| |
| break; |
| } |
| case 1: |
| { |
| ihevce_intra_and_inter_cuTree_merger( |
| ps_merged_tree->ps_child_node_br, |
| ps_intra_tree->ps_child_node_br, |
| NULL, |
| pi1_8x8CULevel_intraData_availability_indicator); |
| |
| break; |
| } |
| } |
| } |