/****************************************************************************** * * 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_ipe_pass.c * * \brief * This file contains interface functions of Intra Prediction Estimation * module * \date * 18/09/2012 * * \author * Ittiam * * * List of Functions * * ****************************************************************************** */ /*****************************************************************************/ /* File Includes */ /*****************************************************************************/ /* System include files */ #include #include #include #include #include #include /* 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_debug.h" #include "ihevc_defs.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 "ihevc_quant_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_enc_loop_structs.h" #include "ihevce_inter_pred.h" #include "ihevc_weighted_pred.h" #include "ihevce_ipe_instr_set_router.h" #include "ihevce_ipe_structs.h" #include "ihevce_ipe_pass.h" #include "ihevce_decomp_pre_intra_structs.h" #include "ihevce_decomp_pre_intra_pass.h" #include "ihevce_recur_bracketing.h" #include "ihevce_nbr_avail.h" #include "ihevce_global_tables.h" #include "ihevc_resi_trans.h" #include "cast_types.h" #include "osal.h" #include "osal_defaults.h" /*****************************************************************************/ /* Global Tables */ /*****************************************************************************/ /** ****************************************************************************** * @brief Look up table for choosing the appropriate function for * Intra prediction * * @remarks Same look up table enums are used for luma & chroma but each * have seperate functions implemented ****************************************************************************** */ WORD32 g_i4_ipe_funcs[MAX_NUM_IP_MODES] = { IPE_FUNC_MODE_0, /* Mode 0 */ IPE_FUNC_MODE_1, /* Mode 1 */ IPE_FUNC_MODE_2, /* Mode 2 */ IPE_FUNC_MODE_3TO9, /* Mode 3 */ IPE_FUNC_MODE_3TO9, /* Mode 4 */ IPE_FUNC_MODE_3TO9, /* Mode 5 */ IPE_FUNC_MODE_3TO9, /* Mode 6 */ IPE_FUNC_MODE_3TO9, /* Mode 7 */ IPE_FUNC_MODE_3TO9, /* Mode 8 */ IPE_FUNC_MODE_3TO9, /* Mode 9 */ IPE_FUNC_MODE_10, /* Mode 10 */ IPE_FUNC_MODE_11TO17, /* Mode 11 */ IPE_FUNC_MODE_11TO17, /* Mode 12 */ IPE_FUNC_MODE_11TO17, /* Mode 13 */ IPE_FUNC_MODE_11TO17, /* Mode 14 */ IPE_FUNC_MODE_11TO17, /* Mode 15 */ IPE_FUNC_MODE_11TO17, /* Mode 16 */ IPE_FUNC_MODE_11TO17, /* Mode 17 */ IPE_FUNC_MODE_18_34, /* Mode 18 */ IPE_FUNC_MODE_19TO25, /* Mode 19 */ IPE_FUNC_MODE_19TO25, /* Mode 20 */ IPE_FUNC_MODE_19TO25, /* Mode 21 */ IPE_FUNC_MODE_19TO25, /* Mode 22 */ IPE_FUNC_MODE_19TO25, /* Mode 23 */ IPE_FUNC_MODE_19TO25, /* Mode 24 */ IPE_FUNC_MODE_19TO25, /* Mode 25 */ IPE_FUNC_MODE_26, /* Mode 26 */ IPE_FUNC_MODE_27TO33, /* Mode 27 */ IPE_FUNC_MODE_27TO33, /* Mode 26 */ IPE_FUNC_MODE_27TO33, /* Mode 29 */ IPE_FUNC_MODE_27TO33, /* Mode 30 */ IPE_FUNC_MODE_27TO33, /* Mode 31 */ IPE_FUNC_MODE_27TO33, /* Mode 32 */ IPE_FUNC_MODE_27TO33, /* Mode 33 */ IPE_FUNC_MODE_18_34, /* Mode 34 */ }; /** ****************************************************************************** * @brief Look up table for deciding whether to use original samples or * filtered reference samples for Intra prediction * * @remarks This table has the flags for transform size of 8, 16 and 32 * Input is log2nT - 3 and intra prediction mode ****************************************************************************** */ UWORD8 gau1_ipe_filter_flag[3][MAX_NUM_IP_MODES] = { { 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 }, { 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1 }, { 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1 } }; /*****************************************************************************/ /* Function Definitions */ /*****************************************************************************/ /*! ****************************************************************************** * \if Function name : ihevce_ipe_recompute_lambda_from_min_8x8_act_in_ctb \endif * * \brief * This function recomputes lambda using min 8x8 act in CTB * * \author * Ittiam * * \return * Nothing * ****************************************************************************** */ void ihevce_ipe_recompute_lambda_from_min_8x8_act_in_ctb( ihevce_ipe_ctxt_t *ps_ctxt, ihevce_ed_ctb_l1_t *ps_ed_ctb_l1) { WORD32 i4_cu_qp = 0; #if MODULATE_LAMDA_WHEN_SPATIAL_MOD_ON WORD32 i4_activity; #endif WORD32 i4_qscale; WORD32 i4_curr_satd; long double ld_avg_satd; #if LAMDA_BASED_ON_QUANT i4_curr_satd = ps_ed_ctb_l1->i4_32x32_satd[0][2]; i8_avg_satd = ps_ctxt->i8_curr_frame_32x32_avg_act[2]; #else i4_curr_satd = ps_ed_ctb_l1->i4_32x32_satd[0][3]; ld_avg_satd = 2.0 + ps_ctxt->ld_curr_frame_16x16_log_avg[0]; #endif if(ps_ctxt->i4_l0ipe_qp_mod) { #if MODULATE_LAMDA_WHEN_SPATIAL_MOD_ON i4_cu_qp = ihevce_cu_level_qp_mod( ps_ctxt->i4_qscale, i4_curr_satd, ld_avg_satd, ps_ctxt->f_strength, &i4_activity, &i4_qscale, ps_ctxt->ps_rc_quant_ctxt); #endif } ihevce_get_ipe_ol_cu_lambda_prms(ps_ctxt, i4_cu_qp); } /*! ****************************************************************************** * \if Function name : ihevce_ipe_pass_satd \endif * * \brief * This function calcuates the SATD for a given size and returns the value * * \date * 18/09/2012 * * \author * Ittiam * * \return * * List of Functions * ****************************************************************************** */ UWORD32 ihevce_ipe_pass_satd(WORD16 *pi2_coeff, WORD32 coeff_stride, WORD32 trans_size) { WORD32 i, j, satd; satd = 0; /* run a loop and find the satd by doing ABS */ for(i = 0; i < trans_size; i++) { for(j = 0; j < trans_size; j++) { satd += abs(*pi2_coeff++); } /* row level update */ pi2_coeff += coeff_stride - trans_size; } { WORD32 transform_shift; WORD32 log2_trans_size; GETRANGE(log2_trans_size, trans_size); log2_trans_size -= 1; transform_shift = MAX_TR_DYNAMIC_RANGE - BIT_DEPTH - log2_trans_size; satd >>= transform_shift; } return (satd); } /*! ****************************************************************************** * \if Function name : ihevce_ipe_get_num_mem_recs \endif * * \brief * Number of memory records are returned for IPE module * * * \return * None * * \author * Ittiam * ***************************************************************************** */ WORD32 ihevce_ipe_get_num_mem_recs(void) { return (NUM_IPE_MEM_RECS); } /*! ****************************************************************************** * \if Function name : ihevce_ipe_get_mem_recs \endif * * \brief * Memory requirements are returned for IPE. * * \param[in,out] ps_mem_tab : pointer to memory descriptors table * \param[in] ps_init_prms : Create time static parameters * \param[in] i4_num_proc_thrds : Number of processing threads for this module * \param[in] i4_mem_space : memspace in whihc memory request should be done * * \return * None * * \author * Ittiam * ***************************************************************************** */ WORD32 ihevce_ipe_get_mem_recs(iv_mem_rec_t *ps_mem_tab, WORD32 i4_num_proc_thrds, WORD32 i4_mem_space) { /* memories should be requested assuming worst case requirememnts */ /* Module context structure */ ps_mem_tab[IPE_CTXT].i4_mem_size = sizeof(ihevce_ipe_master_ctxt_t); ps_mem_tab[IPE_CTXT].e_mem_type = (IV_MEM_TYPE_T)i4_mem_space; ps_mem_tab[IPE_CTXT].i4_mem_alignment = 8; /* Threads ctxt structure */ ps_mem_tab[IPE_THRDS_CTXT].i4_mem_size = i4_num_proc_thrds * sizeof(ihevce_ipe_ctxt_t); ps_mem_tab[IPE_THRDS_CTXT].e_mem_type = (IV_MEM_TYPE_T)i4_mem_space; ps_mem_tab[IPE_THRDS_CTXT].i4_mem_alignment = 32; return (NUM_IPE_MEM_RECS); } /*! ****************************************************************************** * \if Function name : ihevce_ipe_init \endif * * \brief * Intialization for IPE context state structure . * * \param[in] ps_mem_tab : pointer to memory descriptors table * \param[in] ps_init_prms : Create time static parameters * * \return * None * * \author * Ittiam * ***************************************************************************** */ void *ihevce_ipe_init( iv_mem_rec_t *ps_mem_tab, ihevce_static_cfg_params_t *ps_init_prms, WORD32 i4_num_proc_thrds, WORD32 i4_ref_id, func_selector_t *ps_func_selector, rc_quant_t *ps_rc_quant_ctxt, WORD32 i4_resolution_id, UWORD8 u1_is_popcnt_available) { WORD32 i4_thrds; UWORD32 u4_width, u4_ctb_in_a_row; // WORD32 i4_ctr; ihevce_ipe_master_ctxt_t *ps_master_ctxt; ihevce_ipe_ctxt_t *ps_ctxt; /* IPE master state structure */ ps_master_ctxt = (ihevce_ipe_master_ctxt_t *)ps_mem_tab[IPE_CTXT].pv_base; ps_master_ctxt->i4_num_proc_thrds = i4_num_proc_thrds; ps_ctxt = (ihevce_ipe_ctxt_t *)ps_mem_tab[IPE_THRDS_CTXT].pv_base; ps_ctxt->ps_rc_quant_ctxt = ps_rc_quant_ctxt; /*width of the input YUV to be encoded. */ u4_width = ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].i4_width; /*making the width a multiple of CTB size*/ u4_width += SET_CTB_ALIGN( ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].i4_width, MAX_CTB_SIZE); u4_ctb_in_a_row = (u4_width / MAX_CTB_SIZE); /* perform all one initialisation here */ for(i4_thrds = 0; i4_thrds < ps_master_ctxt->i4_num_proc_thrds; i4_thrds++) { ps_master_ctxt->aps_ipe_thrd_ctxt[i4_thrds] = ps_ctxt; /* initialise the CU and TU sizes */ ps_ctxt->u1_ctb_size = (1 << ps_init_prms->s_config_prms.i4_max_log2_cu_size); ps_ctxt->u1_min_cu_size = (1 << ps_init_prms->s_config_prms.i4_min_log2_cu_size); ps_ctxt->u1_min_tu_size = (1 << ps_init_prms->s_config_prms.i4_min_log2_tu_size); /** Register the function selector pointer*/ ps_ctxt->ps_func_selector = ps_func_selector; /* Initiailize the encoder quality preset */ /* IPE algorithm is controlled based on this preset */ ps_ctxt->i4_quality_preset = ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].i4_quality_preset; if(ps_ctxt->i4_quality_preset == IHEVCE_QUALITY_P7) { ps_ctxt->i4_quality_preset = IHEVCE_QUALITY_P6; } /* initialise all the pointer to start of arrays */ ps_ctxt->ps_ipe_cu_tree = &ps_ctxt->as_ipe_cu_tree[0]; /* initialize QP */ ps_ctxt->i1_QP = ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].ai4_frame_qp[i4_ref_id]; ps_ctxt->u1_num_b_frames = (1 << ps_init_prms->s_coding_tools_prms.i4_max_temporal_layers) - 1; ps_ctxt->b_sad_type = IPE_SAD_TYPE; ps_ctxt->u1_ipe_step_size = IPE_STEP_SIZE; ps_ctxt->apf_ipe_lum_ip[IPE_FUNC_MODE_0] = ps_ctxt->ps_func_selector->ihevc_intra_pred_luma_planar_fptr; ps_ctxt->apf_ipe_lum_ip[IPE_FUNC_MODE_1] = ps_ctxt->ps_func_selector->ihevc_intra_pred_luma_dc_fptr; ps_ctxt->apf_ipe_lum_ip[IPE_FUNC_MODE_2] = ps_ctxt->ps_func_selector->ihevc_intra_pred_luma_mode2_fptr; ps_ctxt->apf_ipe_lum_ip[IPE_FUNC_MODE_3TO9] = ps_ctxt->ps_func_selector->ihevc_intra_pred_luma_mode_3_to_9_fptr; ps_ctxt->apf_ipe_lum_ip[IPE_FUNC_MODE_10] = ps_ctxt->ps_func_selector->ihevc_intra_pred_luma_horz_fptr; ps_ctxt->apf_ipe_lum_ip[IPE_FUNC_MODE_11TO17] = ps_ctxt->ps_func_selector->ihevc_intra_pred_luma_mode_11_to_17_fptr; ps_ctxt->apf_ipe_lum_ip[IPE_FUNC_MODE_18_34] = ps_ctxt->ps_func_selector->ihevc_intra_pred_luma_mode_18_34_fptr; ps_ctxt->apf_ipe_lum_ip[IPE_FUNC_MODE_19TO25] = ps_ctxt->ps_func_selector->ihevc_intra_pred_luma_mode_19_to_25_fptr; ps_ctxt->apf_ipe_lum_ip[IPE_FUNC_MODE_26] = ps_ctxt->ps_func_selector->ihevc_intra_pred_luma_ver_fptr; ps_ctxt->apf_ipe_lum_ip[IPE_FUNC_MODE_27TO33] = ps_ctxt->ps_func_selector->ihevc_intra_pred_luma_mode_27_to_33_fptr; /* nbr parameters initialization */ /* perform all one initialisation here */ ps_ctxt->i4_nbr_map_strd = MAX_PU_IN_CTB_ROW + 1 + 8; ps_ctxt->pu1_ctb_nbr_map = ps_ctxt->au1_nbr_ctb_map[0]; /* move the pointer to 1,2 location */ ps_ctxt->pu1_ctb_nbr_map += ps_ctxt->i4_nbr_map_strd; ps_ctxt->pu1_ctb_nbr_map++; ps_ctxt->i4_l0ipe_qp_mod = ps_init_prms->s_config_prms.i4_cu_level_rc & 1; ps_ctxt->i4_pass = ps_init_prms->s_pass_prms.i4_pass; if(ps_init_prms->s_coding_tools_prms.i4_use_default_sc_mtx == 0) { /* initialise the scale & rescale matricies */ ps_ctxt->api2_scal_mat[0] = (WORD16 *)&gi2_flat_scale_mat_4x4[0]; ps_ctxt->api2_scal_mat[1] = (WORD16 *)&gi2_flat_scale_mat_4x4[0]; ps_ctxt->api2_scal_mat[2] = (WORD16 *)&gi2_flat_scale_mat_8x8[0]; ps_ctxt->api2_scal_mat[3] = (WORD16 *)&gi2_flat_scale_mat_16x16[0]; ps_ctxt->api2_scal_mat[4] = (WORD16 *)&gi2_flat_scale_mat_32x32[0]; /*init for inter matrix*/ ps_ctxt->api2_scal_mat[5] = (WORD16 *)&gi2_flat_scale_mat_4x4[0]; ps_ctxt->api2_scal_mat[6] = (WORD16 *)&gi2_flat_scale_mat_4x4[0]; ps_ctxt->api2_scal_mat[7] = (WORD16 *)&gi2_flat_scale_mat_8x8[0]; ps_ctxt->api2_scal_mat[8] = (WORD16 *)&gi2_flat_scale_mat_16x16[0]; ps_ctxt->api2_scal_mat[9] = (WORD16 *)&gi2_flat_scale_mat_32x32[0]; /*init for rescale matrix*/ ps_ctxt->api2_rescal_mat[0] = (WORD16 *)&gi2_flat_rescale_mat_4x4[0]; ps_ctxt->api2_rescal_mat[1] = (WORD16 *)&gi2_flat_rescale_mat_4x4[0]; ps_ctxt->api2_rescal_mat[2] = (WORD16 *)&gi2_flat_rescale_mat_8x8[0]; ps_ctxt->api2_rescal_mat[3] = (WORD16 *)&gi2_flat_rescale_mat_16x16[0]; ps_ctxt->api2_rescal_mat[4] = (WORD16 *)&gi2_flat_rescale_mat_32x32[0]; /*init for rescale inter matrix*/ ps_ctxt->api2_rescal_mat[5] = (WORD16 *)&gi2_flat_rescale_mat_4x4[0]; ps_ctxt->api2_rescal_mat[6] = (WORD16 *)&gi2_flat_rescale_mat_4x4[0]; ps_ctxt->api2_rescal_mat[7] = (WORD16 *)&gi2_flat_rescale_mat_8x8[0]; ps_ctxt->api2_rescal_mat[8] = (WORD16 *)&gi2_flat_rescale_mat_16x16[0]; ps_ctxt->api2_rescal_mat[9] = (WORD16 *)&gi2_flat_rescale_mat_32x32[0]; } else if(ps_init_prms->s_coding_tools_prms.i4_use_default_sc_mtx == 1) { /* initialise the scale & rescale matricies */ ps_ctxt->api2_scal_mat[0] = (WORD16 *)&gi2_flat_scale_mat_4x4[0]; ps_ctxt->api2_scal_mat[1] = (WORD16 *)&gi2_flat_scale_mat_4x4[0]; ps_ctxt->api2_scal_mat[2] = (WORD16 *)&gi2_intra_default_scale_mat_8x8[0]; ps_ctxt->api2_scal_mat[3] = (WORD16 *)&gi2_intra_default_scale_mat_16x16[0]; ps_ctxt->api2_scal_mat[4] = (WORD16 *)&gi2_intra_default_scale_mat_32x32[0]; /*init for inter matrix*/ ps_ctxt->api2_scal_mat[5] = (WORD16 *)&gi2_flat_scale_mat_4x4[0]; ps_ctxt->api2_scal_mat[6] = (WORD16 *)&gi2_flat_scale_mat_4x4[0]; ps_ctxt->api2_scal_mat[7] = (WORD16 *)&gi2_inter_default_scale_mat_8x8[0]; ps_ctxt->api2_scal_mat[8] = (WORD16 *)&gi2_inter_default_scale_mat_16x16[0]; ps_ctxt->api2_scal_mat[9] = (WORD16 *)&gi2_inter_default_scale_mat_32x32[0]; /*init for rescale matrix*/ ps_ctxt->api2_rescal_mat[0] = (WORD16 *)&gi2_flat_rescale_mat_4x4[0]; ps_ctxt->api2_rescal_mat[1] = (WORD16 *)&gi2_flat_rescale_mat_4x4[0]; ps_ctxt->api2_rescal_mat[2] = (WORD16 *)&gi2_intra_default_rescale_mat_8x8[0]; ps_ctxt->api2_rescal_mat[3] = (WORD16 *)&gi2_intra_default_rescale_mat_16x16[0]; ps_ctxt->api2_rescal_mat[4] = (WORD16 *)&gi2_intra_default_rescale_mat_32x32[0]; /*init for rescale inter matrix*/ ps_ctxt->api2_rescal_mat[5] = (WORD16 *)&gi2_flat_rescale_mat_4x4[0]; ps_ctxt->api2_rescal_mat[6] = (WORD16 *)&gi2_flat_rescale_mat_4x4[0]; ps_ctxt->api2_rescal_mat[7] = (WORD16 *)&gi2_inter_default_rescale_mat_8x8[0]; ps_ctxt->api2_rescal_mat[8] = (WORD16 *)&gi2_inter_default_rescale_mat_16x16[0]; ps_ctxt->api2_rescal_mat[9] = (WORD16 *)&gi2_inter_default_rescale_mat_32x32[0]; } else { ASSERT(0); } ps_ctxt->u1_bit_depth = ps_init_prms->s_tgt_lyr_prms.i4_internal_bit_depth; /** * Initialize the intra prediction modes map for the CTB to INTRA_DC **/ { WORD32 row, col; for(row = 0; row < (MAX_TU_ROW_IN_CTB + 1); row++) for(col = 0; col < (MAX_TU_COL_IN_CTB + 1); col++) ps_ctxt->au1_ctb_mode_map[row][col] = INTRA_DC; } ihevce_cmn_utils_instr_set_router( &ps_ctxt->s_cmn_opt_func, u1_is_popcnt_available, ps_init_prms->e_arch_type); ihevce_ipe_instr_set_router( &ps_ctxt->s_ipe_optimised_function_list, ps_init_prms->e_arch_type); /* increment the thread ctxt pointer */ ps_ctxt++; } /* return the handle to caller */ return ((void *)ps_master_ctxt); } /*! ****************************************************************************** * \if Function name : ihevce_ipe_get_frame_intra_satd_cost \endif * * \brief * Function to export frame-level accumalated SATD . * * \param[in] pv_ctxt : pointer to IPE module * * \return * None * * \author * Ittiam * ***************************************************************************** */ LWORD64 ihevce_ipe_get_frame_intra_satd_cost( void *pv_ctxt, LWORD64 *pi8_frame_satd_by_qpmod, LWORD64 *pi8_frame_acc_mode_bits_cost, LWORD64 *pi8_frame_acc_activity_factor, LWORD64 *pi8_frame_l0_acc_satd) { WORD32 i4_thrds; ihevce_ipe_master_ctxt_t *ps_master_ctxt; ihevce_ipe_ctxt_t *ps_ctxt; LWORD64 i8_frame_acc_satd_cost = 0; LWORD64 i8_frame_acc_satd = 0; LWORD64 i8_frame_satd_by_qpmod = 0; LWORD64 i8_frame_acc_mode_bits_cost = 0; LWORD64 i8_frame_acc_activity_factor = 0; /* IPE master state structure */ ps_master_ctxt = (ihevce_ipe_master_ctxt_t *)pv_ctxt; /* perform all one initialisation here */ for(i4_thrds = 0; i4_thrds < ps_master_ctxt->i4_num_proc_thrds; i4_thrds++) { ps_ctxt = ps_master_ctxt->aps_ipe_thrd_ctxt[i4_thrds]; i8_frame_acc_satd_cost += ps_ctxt->i8_frame_acc_satd_cost; i8_frame_satd_by_qpmod += (ps_ctxt->i8_frame_acc_satd_by_modqp_q10 >> SATD_BY_ACT_Q_FAC); i8_frame_acc_mode_bits_cost += ps_ctxt->i8_frame_acc_mode_bits_cost; i8_frame_acc_activity_factor += ps_ctxt->i8_frame_acc_act_factor; i8_frame_acc_satd += ps_ctxt->i8_frame_acc_satd; } *pi8_frame_satd_by_qpmod = i8_frame_satd_by_qpmod; *pi8_frame_acc_mode_bits_cost = i8_frame_acc_mode_bits_cost; *pi8_frame_acc_activity_factor = i8_frame_acc_activity_factor; *pi8_frame_l0_acc_satd = i8_frame_acc_satd; return (i8_frame_acc_satd_cost); } /** ******************************************************************************* * \if Function name : ihevce_intra_pred_ref_filtering \endif * * \brief * Intra prediction interpolation filter for ref_filtering for Encoder * * \par Description: * Reference DC filtering for neighboring samples dependent on TU size and * mode Refer to section 8.4.4.2.3 in the standard * * \param[in] pu1_src pointer to the source * \param[out] pu1_dst pointer to the destination * \param[in] nt integer Transform Block size * * \returns * none * * \author * Ittiam * ******************************************************************************* */ #if IHEVCE_INTRA_REF_FILTERING == C void ihevce_intra_pred_ref_filtering(UWORD8 *pu1_src, WORD32 nt, UWORD8 *pu1_dst) { WORD32 i; /* Generic indexing variable */ WORD32 four_nt = 4 * nt; /* Extremities Untouched*/ pu1_dst[0] = pu1_src[0]; pu1_dst[4 * nt] = pu1_src[4 * nt]; /* Perform bilinear filtering of Reference Samples */ for(i = 0; i < (four_nt - 1); i++) { pu1_dst[i + 1] = (pu1_src[i] + 2 * pu1_src[i + 1] + pu1_src[i + 2] + 2) >> 2; } } #endif /*! ****************************************************************************** * \if Function name : ihevce_ipe_process_ctb \endif * * \brief * CTB level IPE function * * \param[in] pv_ctxt : pointer to IPE module * \param[in] ps_frm_ctb_prms : CTB characteristics parameters * \param[in] ps_curr_src : pointer to input yuv buffer (row buffer) * \param[out] ps_ctb_out : pointer to CTB analyse output structure (row buffer) * \param[out] ps_row_cu : pointer to CU analyse output structure (row buffer) * * \return * None * * Note : This function will receive CTB pointers which may point to * blocks of CTB size or smaller (at the right and bottom edges of the picture) * This function recursively creates smaller square partitions and passes them * on for intra processing estimation * * \author * Ittiam * ***************************************************************************** */ void ihevce_ipe_process_ctb( ihevce_ipe_ctxt_t *ps_ctxt, frm_ctb_ctxt_t *ps_frm_ctb_prms, iv_enc_yuv_buf_t *ps_curr_src, ihevce_ipe_cu_tree_t *ps_curr_ctb_node, ipe_l0_ctb_analyse_for_me_t *ps_l0_ipe_out_ctb, ctb_analyse_t *ps_ctb_out, //cu_analyse_t *ps_row_cu, ihevce_ed_blk_t *ps_ed_l1_ctb, ihevce_ed_blk_t *ps_ed_l2_ctb, ihevce_ed_ctb_l1_t *ps_ed_ctb_l1) { /* reset the map buffer to 0*/ memset( &ps_ctxt->au1_nbr_ctb_map[0][0], 0, (MAX_PU_IN_CTB_ROW + 1 + 8) * (MAX_PU_IN_CTB_ROW + 1 + 8)); /* set the CTB neighbour availability flags */ ihevce_set_ctb_nbr( &ps_ctxt->s_ctb_nbr_avail_flags, ps_ctxt->pu1_ctb_nbr_map, ps_ctxt->i4_nbr_map_strd, ps_ctxt->u2_ctb_num_in_row, ps_ctxt->u2_ctb_row_num, ps_frm_ctb_prms); /* IPE cu and mode decision */ ihevce_bracketing_analysis( ps_ctxt, ps_curr_ctb_node, ps_curr_src, ps_ctb_out, //ps_row_cu, ps_ed_l1_ctb, ps_ed_l2_ctb, ps_ed_ctb_l1, ps_l0_ipe_out_ctb); return; } /*! ****************************************************************************** * \if Function name : ihevce_ipe_process_row \endif * * \brief * Row level IPE function * * \param[in] pv_ctxt : pointer to IPE module * \param[in] ps_frm_ctb_prms : CTB characteristics parameters * \param[in] ps_curr_src : pointer to input yuv buffer (row buffer) * \param[out] ps_ctb_out : pointer to CTB analyse output structure (row buffer) * \param[out] ps_cu_out : pointer to CU analyse output structure (row buffer) *\param[out] pi4_num_ctbs_cur_row : pointer to store the number of ctbs processed in current row *\param[in] pi4_num_ctbs_top_row : pointer to check the number of ctbs processed in top row * * \return * None * * Note : Currently the frame level calculations done assumes that * framewidth of the input are excat multiple of ctbsize * * \author * Ittiam * ***************************************************************************** */ void ihevce_ipe_process_row( ihevce_ipe_ctxt_t *ps_ctxt, frm_ctb_ctxt_t *ps_frm_ctb_prms, iv_enc_yuv_buf_t *ps_curr_src, ipe_l0_ctb_analyse_for_me_t *ps_ipe_ctb_out_row, ctb_analyse_t *ps_ctb_out, //cu_analyse_t *ps_row_cu, ihevce_ed_blk_t *ps_ed_l1_row, ihevce_ed_blk_t *ps_ed_l2_row, ihevce_ed_ctb_l1_t *ps_ed_ctb_l1_row, WORD32 blk_inc_ctb_l1, WORD32 blk_inc_ctb_l2) { /* local variables */ UWORD16 ctb_ctr; iv_enc_yuv_buf_t s_curr_src_bufs; ipe_l0_ctb_analyse_for_me_t *ps_l0_ipe_out_ctb; UWORD16 u2_pic_wdt; UWORD16 u2_pic_hgt; ihevce_ed_blk_t *ps_ed_l1_ctb; ihevce_ed_blk_t *ps_ed_l2_ctb; ihevce_ed_ctb_l1_t *ps_ed_ctb_l1; UWORD8 u1_ctb_size; u2_pic_wdt = ps_frm_ctb_prms->i4_cu_aligned_pic_wd; u2_pic_hgt = ps_frm_ctb_prms->i4_cu_aligned_pic_ht; u1_ctb_size = ps_ctxt->u1_ctb_size; /* ----------------------------------------------------- */ /* store the stride and dimensions of source */ /* buffer pointers will be over written at every CTB row */ /* ----------------------------------------------------- */ memcpy(&s_curr_src_bufs, ps_curr_src, sizeof(iv_enc_yuv_buf_t)); ps_l0_ipe_out_ctb = ps_ipe_ctb_out_row; /* --------- Loop over all the CTBs in a row --------------- */ for(ctb_ctr = 0; ctb_ctr < ps_frm_ctb_prms->i4_num_ctbs_horz; ctb_ctr++) { //UWORD8 num_cus_in_ctb; UWORD8 *pu1_tmp; /* Create pointer to ctb node */ ihevce_ipe_cu_tree_t *ps_ctb_node; WORD32 nbr_flags; WORD32 row; /* luma src */ pu1_tmp = (UWORD8 *)ps_curr_src->pv_y_buf; pu1_tmp += (ctb_ctr * ps_frm_ctb_prms->i4_ctb_size); s_curr_src_bufs.pv_y_buf = pu1_tmp; /* Cb & CR pixel interleaved src */ pu1_tmp = (UWORD8 *)ps_curr_src->pv_u_buf; pu1_tmp += (ctb_ctr * (ps_frm_ctb_prms->i4_ctb_size >> 1)); s_curr_src_bufs.pv_u_buf = pu1_tmp; /* Store the number of current ctb within row in the context */ ps_ctxt->u2_ctb_num_in_row = ctb_ctr; /* Initialize number of coding units in ctb to 0 */ ps_ctb_out->u1_num_cus_in_ctb = 0; /* Initialize split flag to 0 - No partition */ ps_ctb_out->u4_cu_split_flags = 0; /* store the cu pointer for current ctb out */ //ps_ctb_out->ps_coding_units_in_ctb = ps_row_cu; /* Initialize the CTB parameters at the root node level */ ps_ctb_node = ps_ctxt->ps_ipe_cu_tree; ps_ctb_node->ps_parent = NULL; ps_ctb_node->u1_depth = 0; ps_ctb_node->u1_cu_size = u1_ctb_size; ps_ctb_node->u2_x0 = 0; ps_ctb_node->u2_y0 = 0; ps_ctb_node->u2_orig_x = ctb_ctr * ps_ctb_node->u1_cu_size; ps_ctb_node->u2_orig_y = ps_ctxt->u2_ctb_row_num * ps_ctb_node->u1_cu_size; ps_ctb_node->u1_width = u1_ctb_size; ps_ctb_node->u1_height = u1_ctb_size; #if !(PIC_ALIGN_CTB_SIZE) if(ps_ctxt->u2_ctb_num_in_row == (ps_frm_ctb_prms->i4_num_ctbs_horz - 1)) { ps_ctb_node->u1_width = u2_pic_wdt - (ps_ctxt->u2_ctb_num_in_row) * (u1_ctb_size); } if(ps_ctxt->u2_ctb_row_num == (ps_frm_ctb_prms->i4_num_ctbs_vert - 1)) { ps_ctb_node->u1_height = u2_pic_hgt - (ps_ctxt->u2_ctb_row_num) * (u1_ctb_size); } #endif switch(ps_ctb_node->u1_cu_size) { case 64: ps_ctb_node->u1_log2_nt = 6; ps_ctb_node->u1_part_flag_pos = 0; break; case 32: ps_ctb_node->u1_log2_nt = 5; ps_ctb_node->u1_part_flag_pos = 4; break; case 16: ps_ctb_node->u1_log2_nt = 4; ps_ctb_node->u1_part_flag_pos = 8; break; } /* Set neighbor flags for the CTB */ nbr_flags = 0; if(ps_ctxt->u2_ctb_num_in_row != 0) { nbr_flags |= LEFT_FLAG; /* Set Left Flag if not in first column */ ps_ctb_node->u1_num_left_avail = ((u2_pic_hgt - ps_ctb_node->u2_orig_y) >= u1_ctb_size) ? u1_ctb_size : u2_pic_hgt - ps_ctb_node->u2_orig_y; } else { ps_ctb_node->u1_num_left_avail = 0; } if((ps_ctxt->u2_ctb_num_in_row != 0) && (ps_ctxt->u2_ctb_row_num != 0)) nbr_flags |= TOP_LEFT_FLAG; /* Set Top-Left Flag if not in first row or first column */ if(ps_ctxt->u2_ctb_row_num != 0) { nbr_flags |= TOP_FLAG; /* Set Top Flag if not in first row */ ps_ctb_node->u1_num_top_avail = ((u2_pic_wdt - ps_ctb_node->u2_orig_x) >= u1_ctb_size) ? u1_ctb_size : u2_pic_wdt - ps_ctb_node->u2_orig_x; } else { ps_ctb_node->u1_num_top_avail = 0; } if(ps_ctxt->u2_ctb_row_num != 0) { if(ps_ctxt->u2_ctb_num_in_row == (ps_frm_ctb_prms->i4_num_ctbs_horz - 1)) ps_ctb_node->u1_num_top_right_avail = 0; else { ps_ctb_node->u1_num_top_right_avail = ((u2_pic_wdt - ps_ctb_node->u2_orig_x - u1_ctb_size) >= u1_ctb_size) ? u1_ctb_size : u2_pic_wdt - ps_ctb_node->u2_orig_x - u1_ctb_size; nbr_flags |= TOP_RIGHT_FLAG; /* Set Top-Right Flag if not in first row or last column*/ } } else { ps_ctb_node->u1_num_top_right_avail = 0; } ps_ctb_node->u1_num_bottom_left_avail = 0; ps_ctb_node->i4_nbr_flag = nbr_flags; /** * Update CTB Mode Map * In case this is first CTB in a row, set left most column to INTRA_DC (NA) * else copy last column to first column **/ if(ctb_ctr == 0) { for(row = 0; row < (MAX_TU_ROW_IN_CTB + 1); row++) { ps_ctxt->au1_ctb_mode_map[row][0] = INTRA_DC; } } else { for(row = 0; row < (MAX_TU_ROW_IN_CTB + 1); row++) { ps_ctxt->au1_ctb_mode_map[row][0] = ps_ctxt->au1_ctb_mode_map[row][MAX_TU_COL_IN_CTB]; } } /* --------- IPE call at CTB level ------------------ */ /* IPE CTB function is expected to Decide on the CUs sizes */ /* and populate the best intra prediction modes and TX flags*/ /* Interface of this CTb level function is kept open */ ps_ed_l1_ctb = ps_ed_l1_row + ctb_ctr * blk_inc_ctb_l1; ps_ed_l2_ctb = ps_ed_l2_row + ctb_ctr * blk_inc_ctb_l2; ps_ed_ctb_l1 = ps_ed_ctb_l1_row + ctb_ctr; if(ps_ctxt->u1_use_lambda_derived_from_min_8x8_act_in_ctb) { ihevce_ipe_recompute_lambda_from_min_8x8_act_in_ctb(ps_ctxt, ps_ed_ctb_l1); } ihevce_ipe_process_ctb( ps_ctxt, ps_frm_ctb_prms, &s_curr_src_bufs, ps_ctb_node, ps_l0_ipe_out_ctb, ps_ctb_out, //ps_row_cu, ps_ed_l1_ctb, ps_ed_l2_ctb, ps_ed_ctb_l1); /* -------------- ctb level updates ----------------- */ ps_l0_ipe_out_ctb++; //num_cus_in_ctb = ps_ctb_out->u1_num_cus_in_ctb; //ps_row_cu += num_cus_in_ctb; ps_ctb_out++; } return; } /*! ****************************************************************************** * \if Function name : ihevce_ipe_process \endif * * \brief * Frame level IPE function * * \param[in] pv_ctxt : pointer to IPE module * \param[in] ps_frm_ctb_prms : CTB characteristics parameters * \param[in] ps_inp : pointer to input yuv buffer (frame buffer) * \param[out] ps_ctb_out : pointer to CTB analyse output structure (frame buffer) * \param[out] ps_cu_out : pointer to CU analyse output structure (frame buffer) * * \return * None * * Note : Currently the frame level calculations done assumes that * framewidth of the input are excat multiple of ctbsize * * \author * Ittiam * ***************************************************************************** */ void ihevce_ipe_process( void *pv_ctxt, frm_ctb_ctxt_t *ps_frm_ctb_prms, frm_lambda_ctxt_t *ps_frm_lamda, ihevce_lap_enc_buf_t *ps_curr_inp, pre_enc_L0_ipe_encloop_ctxt_t *ps_L0_IPE_curr_out_pre_enc, ctb_analyse_t *ps_ctb_out, //cu_analyse_t *ps_cu_out, ipe_l0_ctb_analyse_for_me_t *ps_ipe_ctb_out, void *pv_multi_thrd_ctxt, WORD32 slice_type, ihevce_ed_blk_t *ps_ed_pic_l1, ihevce_ed_blk_t *ps_ed_pic_l2, ihevce_ed_ctb_l1_t *ps_ed_ctb_l1_pic, WORD32 thrd_id, WORD32 i4_ping_pong) { /* local variables */ ihevce_ipe_master_ctxt_t *ps_master_ctxt; iv_enc_yuv_buf_t *ps_inp = &ps_curr_inp->s_lap_out.s_input_buf; ihevce_ipe_ctxt_t *ps_ctxt; iv_enc_yuv_buf_t s_curr_src_bufs; WORD32 end_of_frame; ihevce_ed_blk_t *ps_ed_l1_row; ihevce_ed_blk_t *ps_ed_l2_row; ihevce_ed_ctb_l1_t *ps_ed_ctb_l1_row; WORD32 blk_inc_ctb_l1 = 0; WORD32 blk_inc_ctb_l2 = 0; /* Layer 1 pre intra analysis related initilization. * Compute no of 8x8 blks in the ctb which which is * same as no of 4x4 blks in the ctb in layer 1 */ blk_inc_ctb_l1 = ps_frm_ctb_prms->i4_ctb_size >> 3; blk_inc_ctb_l1 = blk_inc_ctb_l1 * blk_inc_ctb_l1; /* Layer 2 pre intra analysis related initilization. * Compute no of 16x16 blks in the ctb which which is * same as no of 8x8 blks in the ctb in layer 2 */ blk_inc_ctb_l2 = ps_frm_ctb_prms->i4_ctb_size >> 4; blk_inc_ctb_l2 = blk_inc_ctb_l2 * blk_inc_ctb_l2; /* ----------------------------------------------------- */ /* store the stride and dimensions of source */ /* buffer pointers will be over written at every CTB row */ /* ----------------------------------------------------- */ memcpy(&s_curr_src_bufs, ps_inp, sizeof(iv_enc_yuv_buf_t)); ps_master_ctxt = (ihevce_ipe_master_ctxt_t *)pv_ctxt; ps_ctxt = ps_master_ctxt->aps_ipe_thrd_ctxt[thrd_id]; end_of_frame = 0; if(ISLICE == slice_type) { ps_ctxt->b_sad_type = IPE_SAD_TYPE; ps_ctxt->i4_ol_satd_lambda = ps_frm_lamda->i4_ol_satd_lambda_qf; ps_ctxt->i4_ol_sad_lambda = ps_frm_lamda->i4_ol_sad_lambda_qf; } else { ps_ctxt->b_sad_type = IPE_SAD_TYPE; /* SAD */ ps_ctxt->i4_ol_satd_lambda = ps_frm_lamda->i4_ol_satd_lambda_qf; ps_ctxt->i4_ol_sad_lambda = ps_frm_lamda->i4_ol_sad_lambda_qf; } ihevce_populate_ipe_ol_cu_lambda_prms( (void *)ps_ctxt, ps_frm_lamda, slice_type, ps_curr_inp->s_lap_out.i4_temporal_lyr_id, IPE_LAMBDA_TYPE); /* register the slice type in the ctxt */ ps_ctxt->i4_slice_type = slice_type; /** Frame-levelSATD cost accumalator init to 0 */ ps_ctxt->i8_frame_acc_satd_cost = 0; /** Frame-levelSATD accumalator init to 0 */ ps_ctxt->i8_frame_acc_satd = 0; /** Frame-level Activity factor accumalator init to 1 */ ps_ctxt->i8_frame_acc_act_factor = 1; /** Frame-levelMode Bits cost accumalator init to 0 */ ps_ctxt->i8_frame_acc_mode_bits_cost = 0; /** Frame -level SATD/qp acc init to 0*/ ps_ctxt->i8_frame_acc_satd_by_modqp_q10 = 0; /* ------------ Loop over all the CTB rows --------------- */ while(0 == end_of_frame) { UWORD8 *pu1_tmp; WORD32 vert_ctr; //cu_analyse_t *ps_row_cu; ctb_analyse_t *ps_ctb_out_row; job_queue_t *ps_job; ipe_l0_ctb_analyse_for_me_t *ps_ipe_ctb_out_row; /* Get the current row from the job queue */ ps_job = (job_queue_t *)ihevce_pre_enc_grp_get_next_job( pv_multi_thrd_ctxt, IPE_JOB_LYR0, 1, i4_ping_pong); /* If all rows are done, set the end of process flag to 1, */ /* and the current row to -1 */ if(NULL == ps_job) { vert_ctr = -1; end_of_frame = 1; } else { ASSERT(IPE_JOB_LYR0 == ps_job->i4_pre_enc_task_type); /* Obtain the current row's details from the job */ vert_ctr = ps_job->s_job_info.s_ipe_job_info.i4_ctb_row_no; //DBG_PRINTF("IPE PASS : Thread id %d, Vert Ctr %d\n",thrd_id,vert_ctr); /* Update the ipe context with current row number */ ps_ctxt->u2_ctb_row_num = vert_ctr; /* derive the current ctb row pointers */ /* luma src */ pu1_tmp = (UWORD8 *)ps_curr_inp->s_lap_out.s_input_buf.pv_y_buf; pu1_tmp += (vert_ctr * ps_frm_ctb_prms->i4_ctb_size * ps_inp->i4_y_strd); s_curr_src_bufs.pv_y_buf = pu1_tmp; /* Cb & CR pixel interleaved src */ pu1_tmp = (UWORD8 *)ps_curr_inp->s_lap_out.s_input_buf.pv_u_buf; pu1_tmp += (vert_ctr * (ps_frm_ctb_prms->i4_ctb_size >> 1) * ps_inp->i4_uv_strd); s_curr_src_bufs.pv_u_buf = pu1_tmp; /* row intra analyse cost buffer */ ps_ipe_ctb_out_row = ps_ipe_ctb_out + vert_ctr * ps_frm_ctb_prms->i4_num_ctbs_horz; /* row ctb out structure */ ps_ctb_out_row = ps_ctb_out + vert_ctr * ps_frm_ctb_prms->i4_num_ctbs_horz; /* call the row level processing function */ ps_ed_l1_row = ps_ed_pic_l1 + ps_frm_ctb_prms->i4_num_ctbs_horz * blk_inc_ctb_l1 * vert_ctr; ps_ed_l2_row = ps_ed_pic_l2 + ps_frm_ctb_prms->i4_num_ctbs_horz * blk_inc_ctb_l2 * vert_ctr; ps_ed_ctb_l1_row = ps_ed_ctb_l1_pic + ps_frm_ctb_prms->i4_num_ctbs_horz * vert_ctr; ihevce_ipe_process_row( ps_ctxt, ps_frm_ctb_prms, &s_curr_src_bufs, ps_ipe_ctb_out_row, ps_ctb_out_row, //ps_row_cu, ps_ed_l1_row, ps_ed_l2_row, ps_ed_ctb_l1_row, blk_inc_ctb_l1, blk_inc_ctb_l2); memset( ps_ed_l1_row, 0, ps_frm_ctb_prms->i4_num_ctbs_horz * blk_inc_ctb_l1 * sizeof(ihevce_ed_blk_t)); memset( ps_ed_l2_row, 0, ps_frm_ctb_prms->i4_num_ctbs_horz * blk_inc_ctb_l2 * sizeof(ihevce_ed_blk_t)); /* set the output dependency */ ihevce_pre_enc_grp_job_set_out_dep(pv_multi_thrd_ctxt, ps_job, i4_ping_pong); } } /* EIID: Print stat regarding how many 16x16 blocks are skipped in the frame, valid for single thread only */ //DBG_PRINTF("num_16x16_analyze_skipped: %d\n",ps_ctxt->u4_num_16x16_skips_at_L0_IPE); return; } /*! ****************************************************************************** * \if Function name : ihevce_get_frame_lambda_prms \endif * * \brief * Function whihc calculates the Lambda params for current picture * * \param[in] ps_enc_ctxt : encoder ctxt pointer * \param[in] ps_cur_pic_ctxt : current pic ctxt * \param[in] i4_cur_frame_qp : current pic QP * \param[in] first_field : is first field flag * \param[in] i4_temporal_lyr_id : Current picture layer id * * \return * None * * \author * Ittiam * ***************************************************************************** */ void ihevce_get_ipe_ol_cu_lambda_prms(void *pv_ctxt, WORD32 i4_cur_cu_qp) { ihevce_ipe_ctxt_t *ps_ctxt = (ihevce_ipe_ctxt_t *)pv_ctxt; //WORD32 chroma_qp = gau1_ihevc_chroma_qp_scale[i4_cur_cu_qp]; /* Store the params for IPE pass */ ps_ctxt->i4_ol_satd_lambda = ps_ctxt->i4_ol_satd_lambda_qf_array[i4_cur_cu_qp]; ps_ctxt->i4_ol_sad_lambda = ps_ctxt->i4_ol_sad_lambda_qf_array[i4_cur_cu_qp]; } /*! ****************************************************************************** * \if Function name : ihevce_get_frame_lambda_prms \endif * * \brief * Function whihc calculates the Lambda params for current picture * * \param[in] ps_enc_ctxt : encoder ctxt pointer * \param[in] ps_cur_pic_ctxt : current pic ctxt * \param[in] i4_cur_frame_qp : current pic QP * \param[in] first_field : is first field flag * \param[in] i4_temporal_lyr_id : Current picture layer id * * \return * None * * \author * Ittiam * ***************************************************************************** */ void ihevce_populate_ipe_ol_cu_lambda_prms( void *pv_ctxt, frm_lambda_ctxt_t *ps_frm_lamda, WORD32 i4_slice_type, WORD32 i4_temporal_lyr_id, WORD32 i4_lambda_type) { WORD32 i4_curr_cu_qp; double lambda_modifier; double lambda_uv_modifier; double lambda; double lambda_uv; ihevce_ipe_ctxt_t *ps_ctxt = (ihevce_ipe_ctxt_t *)pv_ctxt; WORD32 i4_qp_bd_offset = 6 * (ps_ctxt->u1_bit_depth - 8); for(i4_curr_cu_qp = ps_ctxt->ps_rc_quant_ctxt->i2_min_qp + ps_ctxt->ps_rc_quant_ctxt->i1_qp_offset; i4_curr_cu_qp <= ps_ctxt->ps_rc_quant_ctxt->i2_max_qp; i4_curr_cu_qp++) { WORD32 chroma_qp = i4_curr_cu_qp; if((BSLICE == i4_slice_type) && (i4_temporal_lyr_id)) { lambda_modifier = ps_frm_lamda->lambda_modifier * CLIP3((((double)(i4_curr_cu_qp - 12)) / 6.0), 2.00, 4.00); lambda_uv_modifier = ps_frm_lamda->lambda_uv_modifier * CLIP3((((double)(chroma_qp - 12)) / 6.0), 2.00, 4.00); } else { lambda_modifier = ps_frm_lamda->lambda_modifier; lambda_uv_modifier = ps_frm_lamda->lambda_uv_modifier; } if(ps_ctxt->i4_use_const_lamda_modifier) { if(ISLICE == i4_slice_type) { lambda_modifier = ps_ctxt->f_i_pic_lamda_modifier; lambda_uv_modifier = ps_ctxt->f_i_pic_lamda_modifier; } else { lambda_modifier = CONST_LAMDA_MOD_VAL; lambda_uv_modifier = CONST_LAMDA_MOD_VAL; } } switch(i4_lambda_type) { case 0: { i4_qp_bd_offset = 0; lambda = pow(2.0, (((double)(i4_curr_cu_qp + i4_qp_bd_offset - 12)) / 3.0)); lambda_uv = pow(2.0, (((double)(chroma_qp + i4_qp_bd_offset - 12)) / 3.0)); lambda *= lambda_modifier; lambda_uv *= lambda_uv_modifier; if(ps_ctxt->i4_use_const_lamda_modifier) { ps_ctxt->i4_ol_sad_lambda_qf_array[i4_curr_cu_qp] = (WORD32)((sqrt(lambda)) * (1 << LAMBDA_Q_SHIFT)); ps_ctxt->i4_ol_satd_lambda_qf_array[i4_curr_cu_qp] = (WORD32)((sqrt(lambda)) * (1 << LAMBDA_Q_SHIFT)); } else { ps_ctxt->i4_ol_sad_lambda_qf_array[i4_curr_cu_qp] = (WORD32)((sqrt(lambda) / 2) * (1 << LAMBDA_Q_SHIFT)); ps_ctxt->i4_ol_satd_lambda_qf_array[i4_curr_cu_qp] = (WORD32)((sqrt(lambda * 1.9) / 2) * (1 << LAMBDA_Q_SHIFT)); } ps_ctxt->i4_ol_sad_type2_lambda_qf_array[i4_curr_cu_qp] = ps_ctxt->i4_ol_sad_lambda_qf_array[i4_curr_cu_qp]; ps_ctxt->i4_ol_satd_type2_lambda_qf_array[i4_curr_cu_qp] = ps_ctxt->i4_ol_satd_lambda_qf_array[i4_curr_cu_qp]; break; } case 1: { ASSERT(0); /* should not enter the path for IPE*/ lambda = pow(2.0, (((double)(i4_curr_cu_qp + i4_qp_bd_offset - 12)) / 3.0)); lambda_uv = pow(2.0, (((double)(chroma_qp + i4_qp_bd_offset - 12)) / 3.0)); lambda *= lambda_modifier; lambda_uv *= lambda_uv_modifier; if(ps_ctxt->i4_use_const_lamda_modifier) { ps_ctxt->i4_ol_sad_lambda_qf_array[i4_curr_cu_qp] = (WORD32)((sqrt(lambda)) * (1 << LAMBDA_Q_SHIFT)); ps_ctxt->i4_ol_satd_lambda_qf_array[i4_curr_cu_qp] = (WORD32)((sqrt(lambda)) * (1 << LAMBDA_Q_SHIFT)); } else { ps_ctxt->i4_ol_sad_lambda_qf_array[i4_curr_cu_qp] = (WORD32)((sqrt(lambda) / 2) * (1 << LAMBDA_Q_SHIFT)); ps_ctxt->i4_ol_satd_lambda_qf_array[i4_curr_cu_qp] = (WORD32)((sqrt(lambda * 1.9) / 2) * (1 << LAMBDA_Q_SHIFT)); } ps_ctxt->i4_ol_sad_type2_lambda_qf_array[i4_curr_cu_qp] = ps_ctxt->i4_ol_sad_lambda_qf_array[i4_curr_cu_qp]; ps_ctxt->i4_ol_satd_type2_lambda_qf_array[i4_curr_cu_qp] = ps_ctxt->i4_ol_satd_lambda_qf_array[i4_curr_cu_qp]; break; } case 2: { ASSERT(0); /* should not enter the path for IPE*/ lambda = pow(2.0, (((double)(i4_curr_cu_qp + i4_qp_bd_offset - 12)) / 3.0)); lambda_uv = pow(2.0, (((double)(chroma_qp + i4_qp_bd_offset - 12)) / 3.0)); lambda *= lambda_modifier; lambda_uv *= lambda_uv_modifier; if(ps_ctxt->i4_use_const_lamda_modifier) { ps_ctxt->i4_ol_sad_lambda_qf_array[i4_curr_cu_qp] = (WORD32)((sqrt(lambda)) * (1 << LAMBDA_Q_SHIFT)); ps_ctxt->i4_ol_satd_lambda_qf_array[i4_curr_cu_qp] = (WORD32)((sqrt(lambda)) * (1 << LAMBDA_Q_SHIFT)); } else { ps_ctxt->i4_ol_sad_lambda_qf_array[i4_curr_cu_qp] = (WORD32)((sqrt(lambda) / 2) * (1 << LAMBDA_Q_SHIFT)); ps_ctxt->i4_ol_satd_lambda_qf_array[i4_curr_cu_qp] = (WORD32)((sqrt(lambda * 1.9) / 2) * (1 << LAMBDA_Q_SHIFT)); } i4_qp_bd_offset = 0; lambda = pow(2.0, (((double)(i4_curr_cu_qp + i4_qp_bd_offset - 12)) / 3.0)); lambda_uv = pow(2.0, (((double)(chroma_qp + i4_qp_bd_offset - 12)) / 3.0)); lambda *= lambda_modifier; lambda_uv *= lambda_uv_modifier; if(ps_ctxt->i4_use_const_lamda_modifier) { ps_ctxt->i4_ol_sad_type2_lambda_qf_array[i4_curr_cu_qp] = (WORD32)((sqrt(lambda)) * (1 << LAMBDA_Q_SHIFT)); ps_ctxt->i4_ol_satd_type2_lambda_qf_array[i4_curr_cu_qp] = (WORD32)((sqrt(lambda)) * (1 << LAMBDA_Q_SHIFT)); } else { ps_ctxt->i4_ol_sad_type2_lambda_qf_array[i4_curr_cu_qp] = (WORD32)((sqrt(lambda) / 2) * (1 << LAMBDA_Q_SHIFT)); ps_ctxt->i4_ol_satd_type2_lambda_qf_array[i4_curr_cu_qp] = (WORD32)((sqrt(lambda * 1.9) / 2) * (1 << LAMBDA_Q_SHIFT)); } break; } default: { /* Intended to be a barren wasteland! */ ASSERT(0); } } } } #define ME_COST_THRSHOLD 7 /*! ****************************************************************************** * \if Function name : ihevce_get_frame_lambda_prms \endif * * \brief * Function whihc calculates the Lambda params for current picture * * \param[in] ps_enc_ctxt : encoder ctxt pointer * \param[in] ps_cur_pic_ctxt : current pic ctxt * \param[in] i4_cur_frame_qp : current pic QP * \param[in] first_field : is first field flag * \param[in] i4_temporal_lyr_id : Current picture layer id * * \return * None * * \author * Ittiam * ***************************************************************************** */ void ihevce_populate_ipe_frame_init( void *pv_ctxt, ihevce_static_cfg_params_t *ps_stat_prms, WORD32 i4_curr_frm_qp, WORD32 i4_slice_type, WORD32 i4_thrd_id, pre_enc_me_ctxt_t *ps_curr_out, WORD8 i1_cu_qp_delta_enabled_flag, rc_quant_t *ps_rc_quant_ctxt, WORD32 i4_quality_preset, WORD32 i4_temporal_lyr_id, ihevce_lap_output_params_t *ps_lap_out) { ihevce_ipe_master_ctxt_t *ps_master_ctxt = (ihevce_ipe_master_ctxt_t *)pv_ctxt; WORD32 i4_i; WORD32 ai4_mod_factor_num[2]; ihevce_ipe_ctxt_t *ps_ctxt = ps_master_ctxt->aps_ipe_thrd_ctxt[i4_thrd_id]; ps_ctxt->i4_hevc_qp = i4_curr_frm_qp; ps_ctxt->i4_quality_preset = i4_quality_preset; ps_ctxt->i4_temporal_lyr_id = i4_temporal_lyr_id; ps_ctxt->ps_rc_quant_ctxt = ps_rc_quant_ctxt; ps_ctxt->i4_qscale = ps_ctxt->ps_rc_quant_ctxt ->pi4_qp_to_qscale[i4_curr_frm_qp + ps_ctxt->ps_rc_quant_ctxt->i1_qp_offset]; ps_ctxt->i4_frm_qp = i4_curr_frm_qp + ps_ctxt->ps_rc_quant_ctxt->i1_qp_offset; ps_ctxt->i4_slice_type = i4_slice_type; //EIID ps_ctxt->i4_temporal_layer = ps_lap_out->i4_temporal_lyr_id; ps_ctxt->i4_is_ref_pic = ps_lap_out->i4_is_ref_pic; ps_ctxt->u4_num_16x16_skips_at_L0_IPE = 0; ps_ctxt->i4_use_const_lamda_modifier = USE_CONSTANT_LAMBDA_MODIFIER; ps_ctxt->i4_use_const_lamda_modifier = ps_ctxt->i4_use_const_lamda_modifier || ((ps_stat_prms->s_coding_tools_prms.i4_vqet & (1 << BITPOS_IN_VQ_TOGGLE_FOR_CONTROL_TOGGLER)) && ((ps_stat_prms->s_coding_tools_prms.i4_vqet & (1 << BITPOS_IN_VQ_TOGGLE_FOR_ENABLING_NOISE_PRESERVATION)) || (ps_stat_prms->s_coding_tools_prms.i4_vqet & (1 << BITPOS_IN_VQ_TOGGLE_FOR_ENABLING_PSYRDOPT_1)) || (ps_stat_prms->s_coding_tools_prms.i4_vqet & (1 << BITPOS_IN_VQ_TOGGLE_FOR_ENABLING_PSYRDOPT_2)) || (ps_stat_prms->s_coding_tools_prms.i4_vqet & (1 << BITPOS_IN_VQ_TOGGLE_FOR_ENABLING_PSYRDOPT_3)))); { ps_ctxt->f_i_pic_lamda_modifier = ps_lap_out->f_i_pic_lamda_modifier; } #if POW_OPT for(i4_i = 0; i4_i < 2; i4_i++) { ps_ctxt->ld_curr_frame_8x8_log_avg[i4_i] = ps_curr_out->ld_curr_frame_8x8_log_avg[i4_i]; ps_ctxt->ld_curr_frame_16x16_log_avg[i4_i] = ps_curr_out->ld_curr_frame_16x16_log_avg[i4_i]; ps_ctxt->ld_curr_frame_32x32_log_avg[i4_i] = ps_curr_out->ld_curr_frame_32x32_log_avg[i4_i]; } ps_ctxt->ld_curr_frame_16x16_log_avg[2] = ps_curr_out->ld_curr_frame_16x16_log_avg[2]; ps_ctxt->ld_curr_frame_32x32_log_avg[2] = ps_curr_out->ld_curr_frame_32x32_log_avg[2]; ps_ctxt->i8_curr_frame_avg_mean_act = ps_curr_out->i8_curr_frame_avg_mean_act; #else for(i4_i = 0; i4_i < 2; i4_i++) { ps_ctxt->i8_curr_frame_8x8_avg_act[i4_i] = ps_curr_out->i8_curr_frame_8x8_avg_act[i4_i]; ps_ctxt->i8_curr_frame_16x16_avg_act[i4_i] = ps_curr_out->i8_curr_frame_16x16_avg_act[i4_i]; ps_ctxt->i8_curr_frame_32x32_avg_act[i4_i] = ps_curr_out->i8_curr_frame_32x32_avg_act[i4_i]; } ps_ctxt->i8_curr_frame_16x16_avg_act[2] = ps_curr_out->i8_curr_frame_16x16_avg_act[2]; ps_ctxt->i8_curr_frame_32x32_avg_act[2] = ps_curr_out->i8_curr_frame_32x32_avg_act[2]; #endif ps_ctxt->pi2_trans_out = (WORD16 *)&ps_ctxt->au1_pred_samples[0]; //overlaying trans coeff memory with pred_samples ps_ctxt->pi2_trans_tmp = (WORD16 *)&ps_ctxt->au1_pred_samples[2048]; /*Mod factor NUM */ ps_ctxt->ai4_mod_factor_derived_by_variance[0] = ps_curr_out->ai4_mod_factor_derived_by_variance[0]; ps_ctxt->ai4_mod_factor_derived_by_variance[1] = ps_curr_out->ai4_mod_factor_derived_by_variance[1]; ps_ctxt->f_strength = ps_curr_out->f_strength; if(ps_stat_prms->s_coding_tools_prms.i4_vqet & (1 << BITPOS_IN_VQ_TOGGLE_FOR_CONTROL_TOGGLER)) { if(ps_stat_prms->s_coding_tools_prms.i4_vqet & (1 << BITPOS_IN_VQ_TOGGLE_FOR_ENABLING_NOISE_PRESERVATION)) { ps_ctxt->i4_enable_noise_detection = 1; } else { ps_ctxt->i4_enable_noise_detection = 0; } } else { ps_ctxt->i4_enable_noise_detection = 0; } { if(ISLICE == ps_ctxt->i4_slice_type) { ai4_mod_factor_num[0] = INTRA_QP_MOD_FACTOR_NUM; //16; ai4_mod_factor_num[1] = INTRA_QP_MOD_FACTOR_NUM; //16; } else { ai4_mod_factor_num[0] = INTER_QP_MOD_FACTOR_NUM; //4; ai4_mod_factor_num[1] = INTER_QP_MOD_FACTOR_NUM; //4; } #if ENABLE_QP_MOD_BASED_ON_SPATIAL_VARIANCE for(i4_i = 0; i4_i < 2; i4_i++) { WORD32 mod_factor_num_val = ps_ctxt->ai4_mod_factor_derived_by_variance[i4_i] * QP_MOD_FACTOR_DEN; ai4_mod_factor_num[i4_i] = CLIP3(mod_factor_num_val, 1, ai4_mod_factor_num[i4_i]); ps_ctxt->ai4_mod_factor_derived_by_variance[i4_i] = ai4_mod_factor_num[i4_i]; } #else for(i4_i = 0; i4_i < 2; i4_i++) { ps_ctxt->ai4_mod_factor_derived_by_variance[i4_i] = ai4_mod_factor_num[i4_i]; } #endif } ps_ctxt->u1_use_lambda_derived_from_min_8x8_act_in_ctb = MODULATE_LAMDA_WHEN_SPATIAL_MOD_ON && i1_cu_qp_delta_enabled_flag; ps_ctxt->u1_use_satd = 1; ps_ctxt->u1_level_1_refine_on = 1; ps_ctxt->u1_disable_child_cu_decide = 0; #if !OLD_XTREME_SPEED if(((ps_ctxt->i4_quality_preset == IHEVCE_QUALITY_P5) || (ps_ctxt->i4_quality_preset == IHEVCE_QUALITY_P6)) && (ps_ctxt->i4_slice_type != ISLICE)) { ps_ctxt->u1_use_satd = 0; ps_ctxt->u1_level_1_refine_on = 1; ps_ctxt->u1_disable_child_cu_decide = 0; } #endif if((ps_ctxt->i4_quality_preset == IHEVCE_QUALITY_P4) && (ps_ctxt->i4_slice_type != ISLICE)) ps_ctxt->u1_use_satd = 0; if(ps_ctxt->i4_quality_preset > IHEVCE_QUALITY_P3) ps_ctxt->u1_use_satd = 0; }