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685 lines
28 KiB
685 lines
28 KiB
/******************************************************************************
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*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*****************************************************************************
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* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
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*/
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/**
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******************************************************************************
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*
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* @file ihevce_global_tables.c
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*
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* @brief
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* This file contains definitions of global tables used by the encoder
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*
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* @author
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* Ittiam
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*
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******************************************************************************
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*/
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/*****************************************************************************/
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/* File Includes */
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/*****************************************************************************/
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/* System include files */
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <assert.h>
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#include <stdarg.h>
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#include <math.h>
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/* User include files */
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#include "ihevc_typedefs.h"
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#include "itt_video_api.h"
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#include "ihevce_api.h"
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#include "rc_cntrl_param.h"
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#include "rc_frame_info_collector.h"
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#include "rc_look_ahead_params.h"
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#include "ihevc_defs.h"
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#include "ihevc_structs.h"
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#include "ihevc_platform_macros.h"
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#include "ihevc_deblk.h"
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#include "ihevc_itrans_recon.h"
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#include "ihevc_chroma_itrans_recon.h"
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#include "ihevc_chroma_intra_pred.h"
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#include "ihevc_intra_pred.h"
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#include "ihevc_inter_pred.h"
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#include "ihevc_mem_fns.h"
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#include "ihevc_padding.h"
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#include "ihevc_weighted_pred.h"
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#include "ihevc_sao.h"
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#include "ihevc_resi_trans.h"
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#include "ihevc_quant_iquant_ssd.h"
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#include "ihevc_cabac_tables.h"
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#include "ihevce_defs.h"
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#include "ihevce_lap_enc_structs.h"
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#include "ihevce_multi_thrd_structs.h"
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#include "ihevce_multi_thrd_funcs.h"
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#include "ihevce_me_common_defs.h"
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#include "ihevce_had_satd.h"
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#include "ihevce_error_codes.h"
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#include "ihevce_bitstream.h"
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#include "ihevce_cabac.h"
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#include "ihevce_rdoq_macros.h"
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#include "ihevce_function_selector.h"
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#include "ihevce_enc_structs.h"
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#include "ihevce_cmn_utils_instr_set_router.h"
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#include "hme_datatype.h"
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#include "hme_common_defs.h"
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#include "hme_common_utils.h"
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#include "hme_interface.h"
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#include "hme_defs.h"
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#include "ihevce_me_instr_set_router.h"
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#include "hme_err_compute.h"
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#include "hme_globals.h"
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#include "ihevce_entropy_structs.h"
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#include "ihevce_enc_loop_structs.h"
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#include "ihevce_enc_loop_utils.h"
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#include "ihevce_enc_loop_pass.h"
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#include "ihevce_global_tables.h"
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/*****************************************************************************/
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/* Globals */
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/*****************************************************************************/
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const level_data_t g_as_level_data[TOTAL_NUM_LEVELS] = {
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/* LEVEL1 */
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{ LEVEL1, 552960, 36864, { 128, 0 }, { 350, 0 }, 2, 16, 1, 1 },
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/* LEVEL2 */
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{ LEVEL2, 3686400, 122880, { 1500, 0 }, { 1500, 0 }, 2, 16, 1, 1 },
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/* LEVEL2_1 */
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{ LEVEL2_1, 7372800, 245760, { 3000, 0 }, { 3000, 0 }, 2, 20, 1, 1 },
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/* LEVEL3 */
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{ LEVEL3, 16588800, 552960, { 6000, 0 }, { 6000, 0 }, 2, 30, 2, 2 },
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/* LEVEL3_1 */
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{ LEVEL3_1, 33177600, 983040, { 10000, 0 }, { 10000, 0 }, 2, 40, 3, 3 },
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/* LEVEL4 */
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{ LEVEL4, 66846720, 2228224, { 12000, 30000 }, { 12000, 30000 }, 4, 75, 5, 5 },
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/* LEVEL4_1 */
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{ LEVEL4_1, 133693440, 2228224, { 20000, 50000 }, { 20000, 50000 }, 4, 75, 5, 5 },
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/* LEVEL5 */
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{ LEVEL5, 267386880, 8912896, { 25000, 100000 }, { 25000, 100000 }, 6, 200, 11, 10 },
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/* LEVEL5_1 */
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{ LEVEL5_1, 534773760, 8912896, { 40000, 160000 }, { 40000, 160000 }, 8, 200, 11, 10 },
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/* LEVEL5_2 */
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{ LEVEL5_2, 1069547520, 8912896, { 60000, 240000 }, { 60000, 240000 }, 8, 200, 11, 10 },
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/* LEVEL6 */
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{ LEVEL6, 1069547520, 35651584, { 60000, 240000 }, { 60000, 240000 }, 8, 600, 22, 20 },
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/* LEVEL6_1 */
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{ LEVEL6_1, 2139095040, 35651584, { 120000, 480000 }, { 120000, 480000 }, 8, 600, 22, 20 },
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/* LEVEL6_2 */
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{ LEVEL6_2, 4278190080, 35651584, { 240000, 800000 }, { 240000, 800000 }, 6, 600, 22, 20 },
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};
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/** \brief Default flat Scaling matrix for 4x4 transform */
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const WORD16 gi2_flat_scale_mat_4x4[] = { 16, 16, 16, 16, 16, 16, 16, 16,
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16, 16, 16, 16, 16, 16, 16, 16 };
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/** \brief Default flat Scaling matrix for 8x8 transform */
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const WORD16 gi2_flat_scale_mat_8x8[] = { 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
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16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
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16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
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16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
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16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16 };
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/** \brief Default flat Scaling matrix for 16x16 transform */
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const WORD16 gi2_flat_scale_mat_16x16[] = {
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16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
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16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
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16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
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16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
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16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
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16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
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16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
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16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
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16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
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16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
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16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16
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};
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/** \brief Default flat ReScaling matrix for 4x4 transform */
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const WORD16 gi2_flat_rescale_mat_4x4[] = { 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048 };
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/** \brief Default flat ReScaling matrix for 8x8 transform */
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const WORD16 gi2_flat_rescale_mat_8x8[] = {
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048
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};
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/** \brief Default flat ReScaling matrix for 16x16 transform */
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const WORD16 gi2_flat_rescale_mat_16x16[] = {
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048,
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2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048, 2048
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};
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/**
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* @brief Give the scanning order of csb in a 32x32 TU
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* based on first idx. 0 - upright_diagonal, 1 - horizontal, 2 - vertical scan
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*/
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const UWORD8 g_u1_scan_table_8x8[3][64] = {
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/* diag up right scan */
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{ 0, 8, 1, 16, 9, 2, 24, 17, 10, 3, 32, 25, 18, 11, 4, 40, 33, 26, 19, 12, 5, 48,
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41, 34, 27, 20, 13, 6, 56, 49, 42, 35, 28, 21, 14, 7, 57, 50, 43, 36, 29, 22, 15, 58,
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51, 44, 37, 30, 23, 59, 52, 45, 38, 31, 60, 53, 46, 39, 61, 54, 47, 62, 55, 63 },
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/* horizontal scan */
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{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21,
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22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43,
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44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63 },
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/* vertical scan */
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{ 0, 8, 16, 24, 32, 40, 48, 56, 1, 9, 17, 25, 33, 41, 49, 57, 2, 10, 18, 26, 34, 42,
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50, 58, 3, 11, 19, 27, 35, 43, 51, 59, 4, 12, 20, 28, 36, 44, 52, 60, 5, 13, 21, 29,
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37, 45, 53, 61, 6, 14, 22, 30, 38, 46, 54, 62, 7, 15, 23, 31, 39, 47, 55, 63 }
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};
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/**
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* @brief Give the scanning order of csb in a 16x16 TU or 4x4 csb
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* based on first idx. 0 - upright_diagonal, 1 - horizontal, 2 - vertical scan
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*/
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const UWORD8 g_u1_scan_table_4x4[3][16] = {
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/* diag up right scan */
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{ 0, 4, 1, 8, 5, 2, 12, 9, 6, 3, 13, 10, 7, 14, 11, 15 },
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/* horizontal scan */
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{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
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/* vertical scan */
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{ 0, 4, 8, 12, 1, 5, 9, 13, 2, 6, 10, 14, 3, 7, 11, 15 }
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};
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/**
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* @brief Give the scanning order of csb in a 8x8 TU
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* based on first idx. 0 - upright_diagonal, 1 - horizontal, 2 - vertical scan
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*/
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const UWORD8 g_u1_scan_table_2x2[3][4] = {
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/* diag up right scan */
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{ 0, 2, 1, 3 },
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/* horizontal scan */
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{ 0, 1, 2, 3 },
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/* vertical scan */
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{ 0, 2, 1, 3 }
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};
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/**
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* @brief Give the scanning order of csb in a 4x4 TU
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* scan idx. doesn't matter as it's 0 for all cases
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*/
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const UWORD8 g_u1_scan_table_1x1[1] = { 0 };
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/**
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******************************************************************************
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* @brief For a given frac pt, fracx, fracy, this module figures out the
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* corresponding fpel/hpel buffers along with x and y offsets if any. The
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* grid used is shown as follows:
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* A j E k B
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* l m n o p
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* F q G r H
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* s t u v w
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* C x I y D
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*
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* In this grid capital letters are fpel/hpel bufs.
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******************************************************************************
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*/
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qpel_input_buf_cfg_t gas_qpel_inp_buf_cfg[4][4] = {
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{
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/* 0, 0 pt: both buf id would be fxfy = 0 */
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{ 0, 0, 0, 0, 0, 0 },
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/* 1, 0 pt: pt j; avg of A and E */
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{ 0, 0, 0, 1, 0, 0 },
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/* 2, 0 pt: pt E, buf id 0 and 1 would be hxfy = 1 */
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{ 1, 0, 0, 1, 0, 0 },
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/* 3, 0 pt: pt k, avg of E and B */
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{ 1, 0, 0, 0, 1, 0 },
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},
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{
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/* 0, 1 pt: pt l: avg of A and F */
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{ 0, 0, 0, 2, 0, 0 },
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/* 1, 1 pt: pt m : avg of E and F */
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{ 1, 0, 0, 2, 0, 0 },
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/* 2, 2 pt: pt n: avg of E and G */
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{ 1, 0, 0, 3, 0, 0 },
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/* 3, 2 pt : pt o: avg of E and H */
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{ 1, 0, 0, 2, 1, 0 },
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},
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{
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/* 0, 2 pt: pt F; both buf id would be fxhy = 2 */
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{ 2, 0, 0, 2, 0, 0 },
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/* 1, 2 pt: pt q; avg of F and G */
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{ 2, 0, 0, 3, 0, 0 },
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/* 2, 2 pt: pt G: both buf id would be hxhy = 3 */
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{ 3, 0, 0, 3, 0, 0 },
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/* 2, 3 pt: pt r: avg of G and H */
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{ 3, 0, 0, 2, 1, 0 },
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},
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{
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/* 0, 3 pt: pt s; avg of F and C */
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{ 2, 0, 0, 0, 0, 1 },
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/* 1, 3 ot: pt t; avg of F and I */
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{ 2, 0, 0, 1, 0, 1 },
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/* 2, 3 pt: pt u, avg of G and I */
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{ 3, 0, 0, 1, 0, 1 },
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/* 3, 3 pt; pt v, avg of H and I */
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{ 2, 1, 0, 1, 0, 1 },
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}
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};
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/**
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* @brief is partition vertical
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*/
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const WORD8 gai1_is_part_vertical[TOT_NUM_PARTS] = { 0, 1, 1, 0, 0, 0, 0, 0, 0,
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1, 1, 1, 1, 0, 0, 0, 0 };
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/**
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* @brief partition dimensions
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*/
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const WORD8 gai1_part_wd_and_ht[TOT_NUM_PARTS][2] = { { 16, 16 }, { 16, 8 }, { 16, 8 }, { 8, 16 },
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{ 8, 16 }, { 8, 8 }, { 8, 8 }, { 8, 8 },
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{ 8, 8 }, { 16, 4 }, { 16, 12 }, { 16, 12 },
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{ 16, 4 }, { 4, 16 }, { 12, 16 }, { 12, 16 },
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{ 4, 16 } };
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/**
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******************************************************************************
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* @brief bits to code given ref id assuming more than 2 ref ids active
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******************************************************************************
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*/
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UWORD8 gau1_ref_bits[16] = { 1, 3, 3, 5, 5, 5, 5, 7, 7, 7, 7, 7, 7, 7, 7, 9 };
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/**
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* @brief raster to zscan lookup table
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*/
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const UWORD8 gau1_ctb_raster_to_zscan[256] = {
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0, 1, 4, 5, 16, 17, 20, 21, 64, 65, 68, 69, 80, 81, 84, 85, 2, 3, 6,
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7, 18, 19, 22, 23, 66, 67, 70, 71, 82, 83, 86, 87, 8, 9, 12, 13, 24, 25,
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28, 29, 72, 73, 76, 77, 88, 89, 92, 93, 10, 11, 14, 15, 26, 27, 30, 31, 74,
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75, 78, 79, 90, 91, 94, 95, 32, 33, 36, 37, 48, 49, 52, 53, 96, 97, 100, 101,
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112, 113, 116, 117, 34, 35, 38, 39, 50, 51, 54, 55, 98, 99, 102, 103, 114, 115, 118,
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119, 40, 41, 44, 45, 56, 57, 60, 61, 104, 105, 108, 109, 120, 121, 124, 125, 42, 43,
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46, 47, 58, 59, 62, 63, 106, 107, 110, 111, 122, 123, 126, 127, 128, 129, 132, 133, 144,
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145, 148, 149, 192, 193, 196, 197, 208, 209, 212, 213, 130, 131, 134, 135, 146, 147, 150, 151,
|
|
194, 195, 198, 199, 210, 211, 214, 215, 136, 137, 140, 141, 152, 153, 156, 157, 200, 201, 204,
|
|
205, 216, 217, 220, 221, 138, 139, 142, 143, 154, 155, 158, 159, 202, 203, 206, 207, 218, 219,
|
|
222, 223, 160, 161, 164, 165, 176, 177, 180, 181, 224, 225, 228, 229, 240, 241, 244, 245, 162,
|
|
163, 166, 167, 178, 179, 182, 183, 226, 227, 230, 231, 242, 243, 246, 247, 168, 169, 172, 173,
|
|
184, 185, 188, 189, 232, 233, 236, 237, 248, 249, 252, 253, 170, 171, 174, 175, 186, 187, 190,
|
|
191, 234, 235, 238, 239, 250, 251, 254, 255
|
|
};
|
|
|
|
/**
|
|
* @brief <Fill me>
|
|
*/
|
|
UWORD32 gau4_frame_qstep_multiplier[54] = { 16, 16, 16, 15, 15, 15, 15, 15, 15, 13, 13, 13, 13, 12,
|
|
12, 11, 11, 10, 10, 9, 9, 8, 8, 8, 7, 7, 7, 6,
|
|
6, 5, 5, 5, 4, 4, 3, 3, 3, 2, 2, 2, 1, 1,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
|
|
|
|
/**
|
|
******************************************************************************
|
|
* @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_ip_funcs[MAX_NUM_IP_MODES] = {
|
|
IP_FUNC_MODE_0, /* Mode 0 */
|
|
IP_FUNC_MODE_1, /* Mode 1 */
|
|
IP_FUNC_MODE_2, /* Mode 2 */
|
|
IP_FUNC_MODE_3TO9, /* Mode 3 */
|
|
IP_FUNC_MODE_3TO9, /* Mode 4 */
|
|
IP_FUNC_MODE_3TO9, /* Mode 5 */
|
|
IP_FUNC_MODE_3TO9, /* Mode 6 */
|
|
IP_FUNC_MODE_3TO9, /* Mode 7 */
|
|
IP_FUNC_MODE_3TO9, /* Mode 8 */
|
|
IP_FUNC_MODE_3TO9, /* Mode 9 */
|
|
IP_FUNC_MODE_10, /* Mode 10 */
|
|
IP_FUNC_MODE_11TO17, /* Mode 11 */
|
|
IP_FUNC_MODE_11TO17, /* Mode 12 */
|
|
IP_FUNC_MODE_11TO17, /* Mode 13 */
|
|
IP_FUNC_MODE_11TO17, /* Mode 14 */
|
|
IP_FUNC_MODE_11TO17, /* Mode 15 */
|
|
IP_FUNC_MODE_11TO17, /* Mode 16 */
|
|
IP_FUNC_MODE_11TO17, /* Mode 17 */
|
|
IP_FUNC_MODE_18_34, /* Mode 18 */
|
|
IP_FUNC_MODE_19TO25, /* Mode 19 */
|
|
IP_FUNC_MODE_19TO25, /* Mode 20 */
|
|
IP_FUNC_MODE_19TO25, /* Mode 21 */
|
|
IP_FUNC_MODE_19TO25, /* Mode 22 */
|
|
IP_FUNC_MODE_19TO25, /* Mode 23 */
|
|
IP_FUNC_MODE_19TO25, /* Mode 24 */
|
|
IP_FUNC_MODE_19TO25, /* Mode 25 */
|
|
IP_FUNC_MODE_26, /* Mode 26 */
|
|
IP_FUNC_MODE_27TO33, /* Mode 27 */
|
|
IP_FUNC_MODE_27TO33, /* Mode 26 */
|
|
IP_FUNC_MODE_27TO33, /* Mode 29 */
|
|
IP_FUNC_MODE_27TO33, /* Mode 30 */
|
|
IP_FUNC_MODE_27TO33, /* Mode 31 */
|
|
IP_FUNC_MODE_27TO33, /* Mode 32 */
|
|
IP_FUNC_MODE_27TO33, /* Mode 33 */
|
|
IP_FUNC_MODE_18_34, /* Mode 34 */
|
|
};
|
|
|
|
/**
|
|
******************************************************************************
|
|
* @brief Look up table for calculating the TU size for all the TUs in a CU
|
|
* if CU part mode is one of SIZE_2Nx2N, SIZE_2NxN, SIZE_Nx2N
|
|
*
|
|
* i ranging (0 to 3)
|
|
* tu_size[i] = cu_size >> gau1_inter_tu_shft_amt[i];
|
|
*
|
|
* @remarks For non AMP cases only TU size = CU/2 is used
|
|
* and number of TU partitions in these CU will be 4
|
|
******************************************************************************
|
|
*/
|
|
UWORD8 gau1_inter_tu_shft_amt[4] = {
|
|
/* SIZE_2Nx2N, SIZE_2NxN, SIZE_Nx2N cases */
|
|
1,
|
|
1,
|
|
1,
|
|
1
|
|
};
|
|
|
|
/**
|
|
******************************************************************************
|
|
* @brief Look up table for calculating the TU size for all the TUs in a CU
|
|
* if CU part mode is one of SIZE_2NxnU, SIZE_2NxnD, SIZE_nLx2N
|
|
* SIZE_nRx2N (AMP motion partition cases)
|
|
*
|
|
* part_mode = {SIZE_2NxnU,SIZE_2NxnD,SIZE_nLx2N,SIZE_nRx2N}
|
|
* i ranging (0 to 9)
|
|
* tu_size[i] = cu_size >> gau1_inter_tu_shft_amt_amp[part_mode-4][i];
|
|
*
|
|
* @remarks For AMP cases a mixture of TU size = CU/2 & CU/4 is used
|
|
* based on motion partition orientation, number of TU partitions
|
|
* in these CU will be 10
|
|
******************************************************************************
|
|
*/
|
|
UWORD8 gau1_inter_tu_shft_amt_amp[4][10] = {
|
|
/* SIZE_2NxnU case */
|
|
{ 2, 2, 2, 2, 2, 2, 2, 2, 1, 1 },
|
|
|
|
/* SIZE_2NxnD case */
|
|
{ 1, 1, 2, 2, 2, 2, 2, 2, 2, 2 },
|
|
|
|
/* SIZE_nLx2N case */
|
|
{ 2, 2, 2, 2, 1, 2, 2, 2, 2, 1 },
|
|
|
|
/* SIZE_nRx2N case */
|
|
{ 1, 2, 2, 2, 2, 1, 2, 2, 2, 2 }
|
|
};
|
|
|
|
/**
|
|
******************************************************************************
|
|
* @brief Look up table for calculating the TU position in horizontal
|
|
* for all the TUs in a CU, if CU part mode is one of
|
|
* SIZE_2Nx2N, SIZE_2NxN, SIZE_Nx2N
|
|
*
|
|
* i ranging (0 to 3)
|
|
* tu_posx[i](in pixels in cu) =
|
|
* ((cusize >> 2) * gau1_inter_tu_posx_scl_amt[i]);
|
|
******************************************************************************
|
|
*/
|
|
UWORD8 gau1_inter_tu_posx_scl_amt[4] = {
|
|
/* SIZE_2Nx2N, SIZE_2NxN, SIZE_Nx2N cases */
|
|
0,
|
|
2,
|
|
0,
|
|
2
|
|
};
|
|
|
|
/**
|
|
******************************************************************************
|
|
* @brief Look up table for calculating the TU position in horizontal
|
|
* for all the TUs in a CU, if CU part mode is one of
|
|
* SIZE_2NxnU, SIZE_2NxnD, SIZE_nLx2N,SIZE_nRx2N (AMP motion partition cases)
|
|
*
|
|
* part_mode = {SIZE_2NxnU,SIZE_2NxnD,SIZE_nLx2N,SIZE_nRx2N}
|
|
* i ranging (0 to 9)
|
|
* tu_posx[i](in pixels in cu) =
|
|
* ((cusize >> 2) * gau1_inter_tu_posx_scl_amt_amp[part_mode-4][i]);
|
|
******************************************************************************
|
|
*/
|
|
UWORD8 gau1_inter_tu_posx_scl_amt_amp[4][10] = {
|
|
/* SIZE_2NxnU case */
|
|
{ 0, 1, 0, 1, 2, 3, 2, 3, 0, 2 },
|
|
|
|
/* SIZE_2NxnD case */
|
|
{ 0, 2, 0, 1, 0, 1, 2, 3, 2, 3 },
|
|
|
|
/* SIZE_nLx2N case */
|
|
{ 0, 1, 0, 1, 2, 0, 1, 0, 1, 2 },
|
|
|
|
/* SIZE_nRx2N case */
|
|
{ 0, 2, 3, 2, 3, 0, 2, 3, 2, 3 }
|
|
};
|
|
|
|
/**
|
|
******************************************************************************
|
|
* @brief Look up table for calculating the TU position in vertical
|
|
* for all the TUs in a CU, if CU part mode is one of
|
|
* SIZE_2Nx2N, SIZE_2NxN, SIZE_Nx2N
|
|
*
|
|
* i ranging (0 to 3)
|
|
* tu_posy[i](in pixels in cu) =
|
|
* ((cusize >> 2) * gau1_inter_tu_posy_scl_amt[i]);
|
|
******************************************************************************
|
|
*/
|
|
UWORD8 gau1_inter_tu_posy_scl_amt[4] = {
|
|
/* SIZE_2Nx2N, SIZE_2NxN, SIZE_Nx2N cases */
|
|
0,
|
|
0,
|
|
2,
|
|
2
|
|
};
|
|
|
|
/**
|
|
******************************************************************************
|
|
* @brief Look up table for calculating the TU position in vertical
|
|
* for all the TUs in a CU, if CU part mode is one of
|
|
* SIZE_2NxnU, SIZE_2NxnD, SIZE_nLx2N,SIZE_nRx2N (AMP motion partition cases)
|
|
*
|
|
* part_mode = {SIZE_2NxnU,SIZE_2NxnD,SIZE_nLx2N,SIZE_nRx2N}
|
|
* i ranging (0 to 9)
|
|
* tu_posy[i](in pixels in cu) =
|
|
* ((cusize >> 2) * gau1_inter_tu_posy_scl_amt_amp[part_mode-4][i]);
|
|
******************************************************************************
|
|
*/
|
|
UWORD8 gau1_inter_tu_posy_scl_amt_amp[4][10] = {
|
|
/* SIZE_2NxnU case */
|
|
{ 0, 0, 1, 1, 0, 0, 1, 1, 2, 2 },
|
|
|
|
/* SIZE_2NxnD case */
|
|
{ 0, 0, 2, 2, 3, 3, 2, 2, 3, 3 },
|
|
|
|
/* SIZE_nLx2N case */
|
|
{ 0, 0, 1, 1, 0, 2, 2, 3, 3, 2 },
|
|
|
|
/* SIZE_nRx2N case */
|
|
{ 0, 0, 0, 1, 1, 2, 2, 2, 3, 3 }
|
|
};
|
|
|
|
/**
|
|
* @brief transform shift. Initialized in ihevce_enc_loop_init()
|
|
*/
|
|
WORD32 ga_trans_shift[5];
|
|
|
|
/**
|
|
* @brief chroma 422 intra angle mapping
|
|
*/
|
|
const UWORD8 gau1_chroma422_intra_angle_mapping[36] = {
|
|
0, 1, 2, 2, 2, 2, 3, 5, 7, 8, 10, 12, 13, 15, 17, 18, 19, 20,
|
|
21, 22, 23, 23, 24, 24, 25, 25, 26, 27, 27, 28, 28, 29, 29, 30, 31, DM_CHROMA_IDX
|
|
};
|
|
|
|
// clang-format off
|
|
/**
|
|
******************************************************************************
|
|
* @breif LUT for returning the fractional bits(Q12) to encode a bin based on
|
|
* probability state and the encoded bin (MPS / LPS). The fractional
|
|
* bits are computed as -log2(probabililty of symbol)
|
|
*
|
|
* Probabilites of the cabac states (0-63) are explained in section C
|
|
* of ieee paper by Detlev Marpe et al (VOL. 13, NO. 7, JULY 2003)
|
|
* alpha = (0.01875/0.5) ^ (1/63), p0 = 0.5 and p63 = 0.01875
|
|
*
|
|
* Note that HEVC and AVC use the same cabac tables
|
|
*
|
|
* input : curpState[bits7-1] | (curMPS ^ encoded bin)[bit0]
|
|
*
|
|
* output : fractionnal bits to encode the bin
|
|
*
|
|
******************************************************************************
|
|
*/
|
|
UWORD16 gau2_ihevce_cabac_bin_to_bits[64 * 2] =
|
|
{
|
|
/* bits for mps */ /* bits for lps */
|
|
ROUND_Q12(1.000000000), ROUND_Q12(1.000000000),
|
|
ROUND_Q12(0.928535439), ROUND_Q12(1.075189930),
|
|
ROUND_Q12(0.863825936), ROUND_Q12(1.150379860),
|
|
ROUND_Q12(0.804976479), ROUND_Q12(1.225569790),
|
|
ROUND_Q12(0.751252392), ROUND_Q12(1.300759720),
|
|
ROUND_Q12(0.702043265), ROUND_Q12(1.375949650),
|
|
ROUND_Q12(0.656836490), ROUND_Q12(1.451139580),
|
|
ROUND_Q12(0.615197499), ROUND_Q12(1.526329510),
|
|
ROUND_Q12(0.576754745), ROUND_Q12(1.601519441),
|
|
ROUND_Q12(0.541188141), ROUND_Q12(1.676709371),
|
|
ROUND_Q12(0.508220033), ROUND_Q12(1.751899301),
|
|
ROUND_Q12(0.477608072), ROUND_Q12(1.827089231),
|
|
ROUND_Q12(0.449139524), ROUND_Q12(1.902279161),
|
|
ROUND_Q12(0.422626680), ROUND_Q12(1.977469091),
|
|
ROUND_Q12(0.397903130), ROUND_Q12(2.052659021),
|
|
ROUND_Q12(0.374820697), ROUND_Q12(2.127848951),
|
|
ROUND_Q12(0.353246914), ROUND_Q12(2.203038881),
|
|
ROUND_Q12(0.333062915), ROUND_Q12(2.278228811),
|
|
ROUND_Q12(0.314161674), ROUND_Q12(2.353418741),
|
|
ROUND_Q12(0.296446520), ROUND_Q12(2.428608671),
|
|
ROUND_Q12(0.279829872), ROUND_Q12(2.503798601),
|
|
ROUND_Q12(0.264232174), ROUND_Q12(2.578988531),
|
|
ROUND_Q12(0.249580966), ROUND_Q12(2.654178461),
|
|
ROUND_Q12(0.235810099), ROUND_Q12(2.729368392),
|
|
ROUND_Q12(0.222859049), ROUND_Q12(2.804558322),
|
|
ROUND_Q12(0.210672321), ROUND_Q12(2.879748252),
|
|
ROUND_Q12(0.199198934), ROUND_Q12(2.954938182),
|
|
ROUND_Q12(0.188391967), ROUND_Q12(3.030128112),
|
|
ROUND_Q12(0.178208162), ROUND_Q12(3.105318042),
|
|
ROUND_Q12(0.168607572), ROUND_Q12(3.180507972),
|
|
ROUND_Q12(0.159553254), ROUND_Q12(3.255697902),
|
|
ROUND_Q12(0.151010993), ROUND_Q12(3.330887832),
|
|
ROUND_Q12(0.142949058), ROUND_Q12(3.406077762),
|
|
ROUND_Q12(0.135337985), ROUND_Q12(3.481267692),
|
|
ROUND_Q12(0.128150381), ROUND_Q12(3.556457622),
|
|
ROUND_Q12(0.121360753), ROUND_Q12(3.631647552),
|
|
ROUND_Q12(0.114945349), ROUND_Q12(3.706837482),
|
|
ROUND_Q12(0.108882016), ROUND_Q12(3.782027412),
|
|
ROUND_Q12(0.103150076), ROUND_Q12(3.857217343),
|
|
ROUND_Q12(0.097730208), ROUND_Q12(3.932407273),
|
|
ROUND_Q12(0.092604344), ROUND_Q12(4.007597203),
|
|
ROUND_Q12(0.087755577), ROUND_Q12(4.082787133),
|
|
ROUND_Q12(0.083168071), ROUND_Q12(4.157977063),
|
|
ROUND_Q12(0.078826986), ROUND_Q12(4.233166993),
|
|
ROUND_Q12(0.074718402), ROUND_Q12(4.308356923),
|
|
ROUND_Q12(0.070829259), ROUND_Q12(4.383546853),
|
|
ROUND_Q12(0.067147292), ROUND_Q12(4.458736783),
|
|
ROUND_Q12(0.063660977), ROUND_Q12(4.533926713),
|
|
ROUND_Q12(0.060359483), ROUND_Q12(4.609116643),
|
|
ROUND_Q12(0.057232622), ROUND_Q12(4.684306573),
|
|
ROUND_Q12(0.054270808), ROUND_Q12(4.759496503),
|
|
ROUND_Q12(0.051465018), ROUND_Q12(4.834686433),
|
|
ROUND_Q12(0.048806753), ROUND_Q12(4.909876363),
|
|
ROUND_Q12(0.046288005), ROUND_Q12(4.985066294),
|
|
ROUND_Q12(0.043901228), ROUND_Q12(5.060256224),
|
|
ROUND_Q12(0.041639305), ROUND_Q12(5.135446154),
|
|
ROUND_Q12(0.039495525), ROUND_Q12(5.210636084),
|
|
ROUND_Q12(0.037463555), ROUND_Q12(5.285826014),
|
|
ROUND_Q12(0.035537418), ROUND_Q12(5.361015944),
|
|
ROUND_Q12(0.033711472), ROUND_Q12(5.436205874),
|
|
ROUND_Q12(0.031980387), ROUND_Q12(5.511395804),
|
|
ROUND_Q12(0.030339132), ROUND_Q12(5.586585734),
|
|
ROUND_Q12(0.028782950), ROUND_Q12(5.661775664),
|
|
ROUND_Q12(0.027307346), ROUND_Q12(5.736965594)
|
|
};
|
|
// clang-format on
|
|
|
|
/**
|
|
* @brief <Fill Me>
|
|
*/
|
|
WORD32 gai4_subBlock2csbfId_map4x4TU[1];
|
|
WORD32 gai4_subBlock2csbfId_map8x8TU[4];
|
|
WORD32 gai4_subBlock2csbfId_map16x16TU[16];
|
|
WORD32 gai4_subBlock2csbfId_map32x32TU[64];
|
|
|
|
/**
|
|
* @brief the neighbor flags for a general ctb (ctb inside the frame; not any corners).
|
|
* The table gau4_nbr_flags_8x8_4x4blks generated for 16x16 4x4 blocks(ctb_size = 64).
|
|
* But the same table holds good for other 4x4 blocks 2d arrays(eg 8x8 4x4 blks,4x4 4x4blks).
|
|
* But the flags must be accessed with stride of 16 since the table has been generated for
|
|
* ctb_size = 64. For odd 4x4 2d arrays(eg 3x3 4x4 blks) the flags needs modification.
|
|
* The flags also need modification for corner ctbs.
|
|
*/
|
|
const UWORD32 gau4_nbr_flags_8x8_4x4blks[64] = {
|
|
0x11188, 0x11180, 0x11188, 0x11180, 0x11188, 0x11180, 0x11188, 0x11180, 0x11188, 0x10180,
|
|
0x11180, 0x10180, 0x11188, 0x10180, 0x11180, 0x10180, 0x11188, 0x11180, 0x11188, 0x10180,
|
|
0x11188, 0x11180, 0x11188, 0x10180, 0x11188, 0x10180, 0x11180, 0x10180, 0x11180, 0x10180,
|
|
0x11180, 0x10180, 0x11188, 0x11180, 0x11188, 0x11180, 0x11188, 0x11180, 0x11188, 0x10180,
|
|
0x11188, 0x10180, 0x11180, 0x10180, 0x11188, 0x10180, 0x11180, 0x10180, 0x11188, 0x11180,
|
|
0x11188, 0x10180, 0x11188, 0x11180, 0x11188, 0x10180, 0x11180, 0x10180, 0x11180, 0x10180,
|
|
0x11180, 0x10180, 0x11180, 0x10180
|
|
};
|
|
|
|
const float gad_look_up_activity[TOT_QP_MOD_OFFSET] = { 0.314980262f, 0.353553391f, 0.396850263f,
|
|
0.445449359f, 0.5f, 0.561231024f,
|
|
0.629960525f, 0.707106781f, 0.793700526f,
|
|
0.890898718f, 1.0f, 1.122462048f,
|
|
1.25992105f, 1.414213562f };
|