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725
dependencies/ih264d/common/ih264_common_tables.c
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725
dependencies/ih264d/common/ih264_common_tables.c
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/******************************************************************************
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*
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* Copyright (C) 2015 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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* @file
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* ih264_common_tables.c
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*
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* @brief
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* Contains common global tables
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*
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* @author
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* Harish M
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*
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* @par List of Functions:
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*
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* @remarks
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* None
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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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/* User include files */
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#include "ih264_typedefs.h"
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#include "ih264_defs.h"
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#include "ih264_macros.h"
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#include "ih264_structs.h"
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#include "ih264_common_tables.h"
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/*****************************************************************************/
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/* Extern global definitions */
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/*****************************************************************************/
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/**
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******************************************************************************
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* @brief while encoding, basing on the input configuration parameters, the
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* the level of the bitstream is computed basing on the table below.
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* input : table_idx
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* output : level_idc or cpb size
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* @remarks Table A-1 – level table limits
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******************************************************************************
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*/
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const level_tables_t gas_ih264_lvl_tbl[16] =
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{
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{ IH264_LEVEL_10, 1485, 99, 297, 64, 175, 64 },
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{ IH264_LEVEL_1B, 1485, 99, 297, 128, 350, 64 },
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{ IH264_LEVEL_11, 3000, 396, 675, 192, 500, 128 },
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{ IH264_LEVEL_12, 6000, 396, 1782, 384, 1000, 128 },
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{ IH264_LEVEL_13, 11880, 396, 1782, 768, 2000, 128 },
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{ IH264_LEVEL_20, 11880, 396, 1782, 2000, 2000, 128 },
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{ IH264_LEVEL_21, 19800, 792, 3564, 4000, 4000, 256 },
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{ IH264_LEVEL_22, 20250, 1620, 6075, 4000, 4000, 256 },
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{ IH264_LEVEL_30, 40500, 1620, 6075, 10000, 10000, 256 },
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{ IH264_LEVEL_31, 108000, 3600, 13500, 14000, 14000, 512 },
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{ IH264_LEVEL_32, 216000, 5120, 15360, 20000, 20000, 512 },
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{ IH264_LEVEL_40, 245760, 8192, 24576, 20000, 25000, 512 },
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{ IH264_LEVEL_41, 245760, 8192, 24576, 50000, 62500, 512 },
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{ IH264_LEVEL_42, 522240, 8704, 26112, 50000, 62500, 512 },
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{ IH264_LEVEL_50, 589824, 22080, 82800, 135000, 135000, 512 },
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{ IH264_LEVEL_51, 983040, 36864, 138240, 240000, 240000, 512 },
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};
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/**
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* Array containing supported levels
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*/
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const WORD32 gai4_ih264_levels[] =
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{
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IH264_LEVEL_10,
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IH264_LEVEL_11,
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IH264_LEVEL_12,
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IH264_LEVEL_13,
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IH264_LEVEL_20,
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IH264_LEVEL_21,
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IH264_LEVEL_22,
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IH264_LEVEL_30,
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IH264_LEVEL_31,
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IH264_LEVEL_32,
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IH264_LEVEL_40,
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IH264_LEVEL_41,
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IH264_LEVEL_42,
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IH264_LEVEL_50,
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IH264_LEVEL_51,
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};
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/**
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* Array giving size of max luma samples in a picture for a given level
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*/
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const WORD32 gai4_ih264_max_luma_pic_size[] =
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{
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/* Level 1 */
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25344,
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/* Level 1.1 */
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101376,
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/* Level 1.2 */
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101376,
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/* Level 1.3 */
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101376,
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/* Level 2 */
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101376,
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/* Level 2.1 */
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202752,
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/* Level 2.2 */
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414720,
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/* Level 3 */
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414720,
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/* Level 3.1 */
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921600,
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/* Level 3.2 */
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1310720,
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/* Level 4 */
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2097152,
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/* Level 4.1 */
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2097152,
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/* Level 4.2 */
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2228224,
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/* Level 5 */
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5652480,
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/* Level 5.1 */
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9437184
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};
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/** Max width and height allowed for a given level */
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/** This is derived as SQRT(8 * gai4_ih264_max_luma_pic_size[]) */
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const WORD32 gai4_ih264_max_wd_ht[] =
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{
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/* Level 1 */
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451,
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/* Level 1.1 */
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901,
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/* Level 1.2 */
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901,
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/* Level 1.3 */
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901,
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/* Level 2 */
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901,
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/* Level 2.1 */
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1274,
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/* Level 2.2 */
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1822,
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/* Level 3 */
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1822,
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/* Level 3.1 */
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2716,
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/* Level 3.2 */
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3239,
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/* Level 4 */
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4096,
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/* Level 4.1 */
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4096,
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/* Level 4.2 */
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4223,
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/* Level 5 */
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6725,
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/* Level 5.1 */
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8689
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};
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/** Min width and height allowed for a given level */
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/** This is derived as gai4_ih264_max_luma_pic_size[]/gai4_ih264_max_wd_ht[] */
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const WORD32 gai4_ih264_min_wd_ht[] =
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{
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/* Level 1 */
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57,
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/* Level 1.1 */
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113,
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/* Level 1.2 */
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113,
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/* Level 1.3 */
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113,
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/* Level 2 */
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113,
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/* Level 2.1 */
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160,
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/* Level 2.2 */
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228,
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/* Level 3 */
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228,
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/* Level 3.1 */
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340,
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/* Level 3.2 */
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405,
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/* Level 4 */
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512,
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/* Level 4.1 */
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512,
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/* Level 4.2 */
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528,
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/* Level 5 */
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841,
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/* Level 5.1 */
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1087
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};
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/** Table 7-11 Macroblock types for I slices */
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intra_mbtype_info_t gas_ih264_i_mbtype_info[] =
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{
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/* For first entry, if transform_size_8x8_flag is 1, mode will be MBPART_I8x8 */
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/* This has to be taken care while accessing the table */
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{0, MBPART_I4x4, VERT_I16x16, 0, 0},
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{0, MBPART_I16x16, VERT_I16x16, 0, 0},
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{0, MBPART_I16x16, HORZ_I16x16, 0, 0},
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{0, MBPART_I16x16, DC_I16x16, 0, 0},
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{0, MBPART_I16x16, PLANE_I16x16, 0, 0},
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{0, MBPART_I16x16, VERT_I16x16, 1, 0},
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{0, MBPART_I16x16, HORZ_I16x16, 1, 0},
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{0, MBPART_I16x16, DC_I16x16, 1, 0},
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{0, MBPART_I16x16, PLANE_I16x16, 1, 0},
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{0, MBPART_I16x16, VERT_I16x16, 2, 0},
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{0, MBPART_I16x16, HORZ_I16x16, 2, 0},
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{0, MBPART_I16x16, DC_I16x16, 2, 0},
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{0, MBPART_I16x16, PLANE_I16x16, 2, 0},
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{0, MBPART_I16x16, VERT_I16x16, 0, 15},
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{0, MBPART_I16x16, HORZ_I16x16, 0, 15},
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{0, MBPART_I16x16, DC_I16x16, 0, 15},
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{0, MBPART_I16x16, PLANE_I16x16, 0, 15},
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{0, MBPART_I16x16, VERT_I16x16, 1, 15},
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{0, MBPART_I16x16, HORZ_I16x16, 1, 15},
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{0, MBPART_I16x16, DC_I16x16, 1, 15},
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{0, MBPART_I16x16, PLANE_I16x16, 1, 15},
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{0, MBPART_I16x16, VERT_I16x16, 2, 15},
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{0, MBPART_I16x16, HORZ_I16x16, 2, 15},
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{0, MBPART_I16x16, DC_I16x16, 2, 15},
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{0, MBPART_I16x16, PLANE_I16x16, 2, 15},
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{0, MBPART_IPCM, VERT_I16x16, 0, 0}
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};
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/** Table 7-13 Macroblock types for P slices */
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inter_mbtype_info_t gas_ih264_p_mbtype_info[] =
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{
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{1, MBPART_L0, MBPART_NA, 16, 16},
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{2, MBPART_L0, MBPART_L0, 16, 8},
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{2, MBPART_L0, MBPART_L0, 8, 16},
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{4, MBPART_NA, MBPART_NA, 8, 8},
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{4, MBPART_NA, MBPART_NA, 8, 8},
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};
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/** Table 7-14 Macroblock types for B slices */
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inter_mbtype_info_t gas_ih264_b_mbtype_info[] =
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{
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{0, MBPART_DIRECT, MBPART_NA, 8, 8, },
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{1, MBPART_L0, MBPART_NA, 16, 16, },
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{1, MBPART_L1, MBPART_NA, 16, 16, },
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{1, MBPART_BI, MBPART_NA, 16, 16, },
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{2, MBPART_L0, MBPART_L0, 16, 8, },
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{2, MBPART_L0, MBPART_L0, 8, 16, },
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{2, MBPART_L1, MBPART_L1, 16, 8, },
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{2, MBPART_L1, MBPART_L1, 8, 16, },
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{2, MBPART_L0, MBPART_L1, 16, 8, },
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{2, MBPART_L0, MBPART_L1, 8, 16, },
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{2, MBPART_L1, MBPART_L0, 16, 8, },
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{2, MBPART_L1, MBPART_L0, 8, 16, },
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{2, MBPART_L0, MBPART_BI, 16, 8, },
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{2, MBPART_L0, MBPART_BI, 8, 16, },
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{2, MBPART_L1, MBPART_BI, 16, 8, },
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{2, MBPART_L1, MBPART_BI, 8, 16, },
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{2, MBPART_BI, MBPART_L0, 16, 8, },
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{2, MBPART_BI, MBPART_L0, 8, 16, },
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{2, MBPART_BI, MBPART_L1, 16, 8, },
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{2, MBPART_BI, MBPART_L1, 8, 16, },
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{2, MBPART_BI, MBPART_BI, 16, 8, },
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{2, MBPART_BI, MBPART_BI, 8, 16, },
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{4, MBPART_NA, MBPART_NA, 8, 8, },
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};
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/** Table 7-17 – Sub-macroblock types in P macroblocks */
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submbtype_info_t gas_ih264_p_submbtype_info[] =
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{
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{1, MBPART_L0, 8, 8},
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{2, MBPART_L0, 8, 4},
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{2, MBPART_L0, 4, 8},
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{4, MBPART_L0, 4, 4},
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};
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/** Table 7-18 – Sub-macroblock types in B macroblocks */
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submbtype_info_t gas_ih264_b_submbtype_info[] =
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{
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{4, MBPART_DIRECT, 4, 4},
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{1, MBPART_L0, 8, 8},
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{1, MBPART_L1, 8, 8},
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{1, MBPART_BI, 8, 8},
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{2, MBPART_L0, 8, 4},
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{2, MBPART_L0, 4, 8},
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{2, MBPART_L1, 8, 4},
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{2, MBPART_L1, 4, 8},
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{2, MBPART_BI, 8, 4},
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{2, MBPART_BI, 4, 8},
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{4, MBPART_L0, 4, 4},
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{4, MBPART_L1, 4, 4},
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{4, MBPART_BI, 4, 4},
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};
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const UWORD8 gau1_ih264_inv_scan_prog4x4[] =
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{
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0, 1, 4, 8,
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5, 2, 3, 6,
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9, 12, 13, 10,
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7, 11, 14, 15
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};
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const UWORD8 gau1_ih264_inv_scan_int4x4[] =
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{
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0, 4, 1, 8,
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12, 5, 9, 13,
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2, 6, 10, 14,
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3, 7, 11, 15
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};
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/** Inverse scan tables for individual 4x4 blocks of 8x8 transform coeffs of CAVLC */
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/* progressive */
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const UWORD8 gau1_ih264_inv_scan_prog8x8_cavlc[64] =
|
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{
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0, 9, 17, 18, 12, 40, 27, 7,
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35, 57, 29, 30, 58, 38, 53, 47,
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1, 2, 24, 11, 19, 48, 20, 14,
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42, 50, 22, 37, 59, 31, 60, 55,
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8, 3, 32, 4, 26, 41, 13, 21,
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49, 43, 15, 44, 52, 39, 61, 62,
|
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16, 10, 25, 5, 33, 34, 6, 28,
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56, 36, 23, 51, 45, 46, 54, 63
|
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};
|
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|
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/* interlace */
|
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const UWORD8 gau1_ih264_inv_scan_int8x8_cavlc[64] =
|
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{
|
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0, 9, 2, 56, 18, 26, 34, 27,
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35, 28, 36, 29, 45, 7, 54, 39,
|
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8, 24, 25, 33, 41, 11, 42, 12,
|
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43, 13, 44, 14, 53, 15, 62, 47,
|
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16, 32, 40, 10, 49, 4, 50, 5,
|
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51, 6, 52, 22, 61, 38, 23, 55,
|
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1, 17, 48, 3, 57, 19, 58, 20,
|
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59, 21, 60, 37, 30, 46, 31, 63
|
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};
|
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|
||||
|
||||
|
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/*Inverse scan tables for individual 8x8 blocks of 8x8 transform coeffs of CABAC */
|
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/* progressive */
|
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|
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const UWORD8 gau1_ih264_inv_scan_prog8x8_cabac[64] =
|
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{
|
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0, 1, 8, 16, 9, 2, 3, 10,
|
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17, 24, 32, 25, 18, 11, 4, 5,
|
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12, 19, 26, 33, 40, 48, 41, 34,
|
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27, 20, 13, 6, 7, 14, 21, 28,
|
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35, 42, 49, 56, 57, 50, 43, 36,
|
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29, 22, 15, 23, 30, 37, 44, 51,
|
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58, 59, 52, 45, 38, 31, 39, 46,
|
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53, 60, 61, 54, 47, 55, 62, 63
|
||||
};
|
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|
||||
|
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/* interlace */
|
||||
|
||||
const UWORD8 gau1_ih264_inv_scan_int8x8_cabac[64] =
|
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{
|
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0, 8, 16, 1, 9, 24, 32, 17,
|
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2, 25, 40, 48, 56, 33, 10, 3,
|
||||
18, 41, 49, 57, 26, 11, 4, 19,
|
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34, 42, 50, 58, 27, 12, 5, 20,
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35, 43, 51, 59, 28, 13, 6, 21,
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36, 44, 52, 60, 29, 14, 22, 37,
|
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45, 53, 61, 30, 7, 15, 38, 46,
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54, 62, 23, 31, 39, 47, 55, 63
|
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};
|
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|
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|
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const UWORD8 *const gpau1_ih264_inv_scan8x8[] =
|
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{
|
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gau1_ih264_inv_scan_prog8x8_cavlc,
|
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gau1_ih264_inv_scan_int8x8_cavlc,
|
||||
gau1_ih264_inv_scan_prog8x8_cabac,
|
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gau1_ih264_inv_scan_int8x8_cabac
|
||||
};
|
||||
|
||||
const UWORD8 *const gpau1_ih264_inv_scan4x4[] =
|
||||
{
|
||||
gau1_ih264_inv_scan_prog4x4,
|
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gau1_ih264_inv_scan_int4x4,
|
||||
};
|
||||
|
||||
const UWORD8 gau1_ih264_8x8_subblk_idx[] =
|
||||
{
|
||||
0, 1, 4, 5,
|
||||
2, 3, 6, 7,
|
||||
8, 9, 12, 13,
|
||||
10, 11, 14, 15
|
||||
};
|
||||
|
||||
|
||||
/* Table 8-15 Chroma QP offset table */
|
||||
const UWORD8 gau1_ih264_chroma_qp[] =
|
||||
{
|
||||
0, 1, 2, 3, 4, 5, 6, 7,
|
||||
8, 9, 10, 11, 12, 13, 14, 15,
|
||||
16, 17, 18, 19, 20, 21, 22, 23,
|
||||
24, 25, 26, 27, 28, 29, 29, 30,
|
||||
31, 32, 32, 33, 34, 34, 35, 35,
|
||||
36, 36, 37, 37, 37, 38, 38, 38,
|
||||
39, 39, 39, 39
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
******************************************************************************
|
||||
* @brief look up table to compute neigbour availability of 4x4 blocks
|
||||
* input : subblk idx, mb neighbor availability
|
||||
* output : sub blk neighbor availability
|
||||
* @remarks
|
||||
******************************************************************************
|
||||
*/
|
||||
const UWORD8 gau1_ih264_4x4_ngbr_avbl[16][16] =
|
||||
{
|
||||
{ 0x0, 0x1, 0xc, 0x7, 0x1, 0x1, 0xf, 0x7, 0xc, 0xf, 0xc, 0x7, 0xf, 0x7, 0xf, 0x7 },
|
||||
{ 0x1, 0x1, 0xf, 0x7, 0x1, 0x1, 0xf, 0x7, 0xf, 0xf, 0xf, 0x7, 0xf, 0x7, 0xf, 0x7 },
|
||||
{ 0x2, 0x1, 0xc, 0x7, 0x1, 0x1, 0xf, 0x7, 0xc, 0xf, 0xc, 0x7, 0xf, 0x7, 0xf, 0x7 },
|
||||
{ 0x3, 0x1, 0xf, 0x7, 0x1, 0x1, 0xf, 0x7, 0xf, 0xf, 0xf, 0x7, 0xf, 0x7, 0xf, 0x7 },
|
||||
|
||||
{ 0xc, 0xf, 0xc, 0x7, 0xf, 0x7, 0xf, 0x7, 0xc, 0xf, 0xc, 0x7, 0xf, 0x7, 0xf, 0x7 },
|
||||
{ 0xd, 0xf, 0xf, 0x7, 0xf, 0x7, 0xf, 0x7, 0xf, 0xf, 0xf, 0x7, 0xf, 0x7, 0xf, 0x7 },
|
||||
{ 0xe, 0xf, 0xc, 0x7, 0xf, 0x7, 0xf, 0x7, 0xc, 0xf, 0xc, 0x7, 0xf, 0x7, 0xf, 0x7 },
|
||||
{ 0xf, 0xf, 0xf, 0x7, 0xf, 0x7, 0xf, 0x7, 0xf, 0xf, 0xf, 0x7, 0xf, 0x7, 0xf, 0x7 },
|
||||
|
||||
{ 0x0, 0x1, 0xc, 0x7, 0x1, 0x9, 0xf, 0x7, 0xc, 0xf, 0xc, 0x7, 0xf, 0x7, 0xf, 0x7 },
|
||||
{ 0x1, 0x1, 0xf, 0x7, 0x1, 0x9, 0xf, 0x7, 0xf, 0xf, 0xf, 0x7, 0xf, 0x7, 0xf, 0x7 },
|
||||
{ 0x2, 0x1, 0xc, 0x7, 0x1, 0x9, 0xf, 0x7, 0xc, 0xf, 0xc, 0x7, 0xf, 0x7, 0xf, 0x7 },
|
||||
{ 0x3, 0x1, 0xf, 0x7, 0x1, 0x9, 0xf, 0x7, 0xf, 0xf, 0xf, 0x7, 0xf, 0x7, 0xf, 0x7 },
|
||||
|
||||
{ 0xc, 0xf, 0xc, 0x7, 0xf, 0xf, 0xf, 0x7, 0xc, 0xf, 0xc, 0x7, 0xf, 0x7, 0xf, 0x7 },
|
||||
{ 0xd, 0xf, 0xf, 0x7, 0xf, 0xf, 0xf, 0x7, 0xf, 0xf, 0xf, 0x7, 0xf, 0x7, 0xf, 0x7 },
|
||||
{ 0xe, 0xf, 0xc, 0x7, 0xf, 0xf, 0xf, 0x7, 0xc, 0xf, 0xc, 0x7, 0xf, 0x7, 0xf, 0x7 },
|
||||
{ 0xf, 0xf, 0xf, 0x7, 0xf, 0xf, 0xf, 0x7, 0xf, 0xf, 0xf, 0x7, 0xf, 0x7, 0xf, 0x7 },
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
******************************************************************************
|
||||
* @brief look up table to compute neigbour availability of 8x8 blocks
|
||||
* input : subblk idx, mb neighbor availability
|
||||
* output : sub blk neighbor availability
|
||||
* @remarks
|
||||
******************************************************************************
|
||||
*/
|
||||
const UWORD8 gau1_ih264_8x8_ngbr_avbl[16][4] =
|
||||
{
|
||||
{ 0x0, 0x1, 0xc, 0x7 },
|
||||
{ 0x1, 0x1, 0xf, 0x7 },
|
||||
{ 0x2, 0x1, 0xc, 0x7 },
|
||||
{ 0x3, 0x1, 0xf, 0x7 },
|
||||
|
||||
{ 0xc, 0x7, 0xc, 0x7 },
|
||||
{ 0xd, 0x7, 0xf, 0x7 },
|
||||
{ 0xe, 0x7, 0xc, 0x7 },
|
||||
{ 0xf, 0x7, 0xf, 0x7 },
|
||||
|
||||
{ 0x0, 0x9, 0xc, 0x7 },
|
||||
{ 0x1, 0x9, 0xf, 0x7 },
|
||||
{ 0x2, 0x9, 0xc, 0x7 },
|
||||
{ 0x3, 0x9, 0xf, 0x7 },
|
||||
|
||||
{ 0xc, 0xf, 0xc, 0x7 },
|
||||
{ 0xd, 0xf, 0xf, 0x7 },
|
||||
{ 0xe, 0xf, 0xc, 0x7 },
|
||||
{ 0xf, 0xf, 0xf, 0x7 },
|
||||
};
|
||||
|
||||
/** Table 7-3 Default intra 4x4 scaling list */
|
||||
const UWORD16 gau2_ih264_default_intra4x4_scaling_list[] =
|
||||
{
|
||||
6, 13, 13, 20,
|
||||
20, 20, 28, 28,
|
||||
28, 28, 32, 32,
|
||||
32, 37, 37, 42
|
||||
};
|
||||
|
||||
/** Table 7-3 Default inter 4x4 scaling list */
|
||||
const UWORD16 gau2_ih264_default_inter4x4_scaling_list[] =
|
||||
{
|
||||
10, 14, 14, 20,
|
||||
20, 20, 24, 24,
|
||||
24, 24, 27, 27,
|
||||
27, 30, 30, 34
|
||||
};
|
||||
|
||||
/* Inverse scanned output of gau2_ih264_default_intra4x4_scaling_list */
|
||||
const UWORD16 gau2_ih264_default_intra4x4_weight_scale[] =
|
||||
{
|
||||
6, 13, 20, 28,
|
||||
13, 20, 28, 32,
|
||||
20, 28, 32, 37,
|
||||
28, 32, 37, 42
|
||||
};
|
||||
|
||||
/* Inverse scanned output of gau2_ih264_default_inter4x4_scaling_list */
|
||||
const UWORD16 gau2_ih264_default_inter4x4_weight_scale[] =
|
||||
{
|
||||
10, 14, 20, 24,
|
||||
14, 20, 24, 27,
|
||||
20, 24, 27, 30,
|
||||
24, 27, 30, 34
|
||||
};
|
||||
|
||||
/** Table 7-4 Default intra 8x8 scaling list */
|
||||
const UWORD16 gau2_ih264_default_intra8x8_scaling_list[] =
|
||||
{
|
||||
6, 10, 10, 13, 11, 13, 16, 16,
|
||||
16, 16, 18, 18, 18, 18, 18, 23,
|
||||
23, 23, 23, 23, 23, 25, 25, 25,
|
||||
25, 25, 25, 25, 27, 27, 27, 27,
|
||||
27, 27, 27, 27, 29, 29, 29, 29,
|
||||
29, 29, 29, 31, 31, 31, 31, 31,
|
||||
31, 33, 33, 33, 33, 33, 36, 36,
|
||||
36, 36, 38, 38, 38, 40, 40, 42
|
||||
};
|
||||
|
||||
/** Table 7-4 Default inter 8x8 scaling list */
|
||||
const UWORD16 gau2_ih264_default_inter8x8_scaling_list[] =
|
||||
{
|
||||
9, 13, 13, 15, 13, 15, 17, 17,
|
||||
17, 17, 19, 19, 19, 19, 19, 21,
|
||||
21, 21, 21, 21, 21, 22, 22, 22,
|
||||
22, 22, 22, 22, 24, 24, 24, 24,
|
||||
24, 24, 24, 24, 25, 25, 25, 25,
|
||||
25, 25, 25, 27, 27, 27, 27, 27,
|
||||
27, 28, 28, 28, 28, 28, 30, 30,
|
||||
30, 30, 32, 32, 32, 33, 33, 35
|
||||
};
|
||||
|
||||
/* Inverse scanned output of gau2_ih264_default_intra8x8_scaling_list */
|
||||
const UWORD16 gau2_ih264_default_intra8x8_weight_scale[] =
|
||||
{
|
||||
6, 10, 13, 16, 18, 23, 25, 27,
|
||||
10, 11, 16, 18, 23, 25, 27, 29,
|
||||
13, 16, 18, 23, 25, 27, 29, 31,
|
||||
16, 18, 23, 25, 27, 29, 31, 33,
|
||||
18, 23, 25, 27, 29, 31, 33, 36,
|
||||
23, 25, 27, 29, 31, 33, 36, 38,
|
||||
25, 27, 29, 31, 33, 36, 38, 40,
|
||||
27, 29, 31, 33, 36, 38, 40, 42
|
||||
};
|
||||
|
||||
/* Inverse scanned output of gau2_ih264_default_inter8x8_scaling_list */
|
||||
const UWORD16 gau2_ih264_default_inter8x8_weight_scale[] =
|
||||
{
|
||||
9, 13, 15, 17, 19, 21, 22, 24,
|
||||
13, 13, 17, 19, 21, 22, 24, 25,
|
||||
15, 17, 19, 21, 22, 24, 25, 27,
|
||||
17, 19, 21, 22, 24, 25, 27, 28,
|
||||
19, 21, 22, 24, 25, 27, 28, 30,
|
||||
21, 22, 24, 25, 27, 28, 30, 32,
|
||||
22, 24, 25, 27, 28, 30, 32, 33,
|
||||
24, 25, 27, 28, 30, 32, 33, 35
|
||||
};
|
||||
/* Eq 7-8 Flat scaling matrix for 4x4 */
|
||||
const UWORD16 gau2_ih264_flat_4x4_weight_scale[] =
|
||||
{
|
||||
16, 16, 16, 16,
|
||||
16, 16, 16, 16,
|
||||
16, 16, 16, 16,
|
||||
16, 16, 16, 16
|
||||
};
|
||||
|
||||
/* Eq 7-9 Flat scaling matrix for 8x8 */
|
||||
const UWORD16 gau2_ih264_flat_8x8_weight_scale[] =
|
||||
{
|
||||
16, 16, 16, 16, 16, 16, 16, 16,
|
||||
16, 16, 16, 16, 16, 16, 16, 16,
|
||||
16, 16, 16, 16, 16, 16, 16, 16,
|
||||
16, 16, 16, 16, 16, 16, 16, 16,
|
||||
16, 16, 16, 16, 16, 16, 16, 16,
|
||||
16, 16, 16, 16, 16, 16, 16, 16,
|
||||
16, 16, 16, 16, 16, 16, 16, 16,
|
||||
16, 16, 16, 16, 16, 16, 16, 16
|
||||
};
|
||||
|
||||
|
||||
/**
|
||||
******************************************************************************
|
||||
* @brief Scale Table for inverse quantizing 4x4 subblock. To inverse quantize
|
||||
* a given 4x4 quantized block, the coefficient at index location (i,j) is scaled
|
||||
* by one of the constants in this table and right shift the result by abs (4 -
|
||||
* floor(qp/6)), here qp is the quantization parameter used to quantize the mb.
|
||||
*
|
||||
* input : 16 * qp%6, index location (i,j)
|
||||
* output : scale constant.
|
||||
*
|
||||
* @remarks 16 constants for each index position of the subblock and 6 for each
|
||||
* qp%6 in the range 0-5 inclusive.
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
const UWORD16 gau2_ih264_iquant_scale_matrix_4x4[96] =
|
||||
{
|
||||
10, 13, 10, 13,
|
||||
13, 16, 13, 16,
|
||||
10, 13, 10, 13,
|
||||
13, 16, 13, 16,
|
||||
|
||||
11, 14, 11, 14,
|
||||
14, 18, 14, 18,
|
||||
11, 14, 11, 14,
|
||||
14, 18, 14, 18,
|
||||
|
||||
13, 16, 13, 16,
|
||||
16, 20, 16, 20,
|
||||
13, 16, 13, 16,
|
||||
16, 20, 16, 20,
|
||||
|
||||
14, 18, 14, 18,
|
||||
18, 23, 18, 23,
|
||||
14, 18, 14, 18,
|
||||
18, 23, 18, 23,
|
||||
|
||||
16, 20, 16, 20,
|
||||
20, 25, 20, 25,
|
||||
16, 20, 16, 20,
|
||||
20, 25, 20, 25,
|
||||
|
||||
18, 23, 18, 23,
|
||||
23, 29, 23, 29,
|
||||
18, 23, 18, 23,
|
||||
23, 29, 23, 29,
|
||||
|
||||
};
|
||||
|
||||
/**
|
||||
******************************************************************************
|
||||
* @brief Scale Table for inverse quantizing 8x8 subblock. To inverse quantize
|
||||
* a given 8x8 quantized block, the coefficient at index location (i,j) is scaled
|
||||
* by one of the constants in this table and right shift the result by abs (4 -
|
||||
* floor(qp/6)), here qp is the quantization parameter used to quantize the mb.
|
||||
*
|
||||
* input : qp%6, index location (i,j)
|
||||
* output : scale constant.
|
||||
*
|
||||
* @remarks 64 constants for each index position of the subblock and 6 for each
|
||||
* qp%6 in the range 0-5 inclusive.
|
||||
******************************************************************************
|
||||
*/
|
||||
const UWORD16 gau2_ih264_iquant_scale_matrix_8x8 [384] =
|
||||
{
|
||||
20, 19, 25, 19, 20, 19, 25, 19,
|
||||
19, 18, 24, 18, 19, 18, 24, 18,
|
||||
25, 24, 32, 24, 25, 24, 32, 24,
|
||||
19, 18, 24, 18, 19, 18, 24, 18,
|
||||
20, 19, 25, 19, 20, 19, 25, 19,
|
||||
19, 18, 24, 18, 19, 18, 24, 18,
|
||||
25, 24, 32, 24, 25, 24, 32, 24,
|
||||
19, 18, 24, 18, 19, 18, 24, 18,
|
||||
|
||||
22, 21, 28, 21, 22, 21, 28, 21,
|
||||
21, 19, 26, 19, 21, 19, 26, 19,
|
||||
28, 26, 35, 26, 28, 26, 35, 26,
|
||||
21, 19, 26, 19, 21, 19, 26, 19,
|
||||
22, 21, 28, 21, 22, 21, 28, 21,
|
||||
21, 19, 26, 19, 21, 19, 26, 19,
|
||||
28, 26, 35, 26, 28, 26, 35, 26,
|
||||
21, 19, 26, 19, 21, 19, 26, 19,
|
||||
|
||||
26, 24, 33, 24, 26, 24, 33, 24,
|
||||
24, 23, 31, 23, 24, 23, 31, 23,
|
||||
33, 31, 42, 31, 33, 31, 42, 31,
|
||||
24, 23, 31, 23, 24, 23, 31, 23,
|
||||
26, 24, 33, 24, 26, 24, 33, 24,
|
||||
24, 23, 31, 23, 24, 23, 31, 23,
|
||||
33, 31, 42, 31, 33, 31, 42, 31,
|
||||
24, 23, 31, 23, 24, 23, 31, 23,
|
||||
|
||||
28, 26, 35, 26, 28, 26, 35, 26,
|
||||
26, 25, 33, 25, 26, 25, 33, 25,
|
||||
35, 33, 45, 33, 35, 33, 45, 33,
|
||||
26, 25, 33, 25, 26, 25, 33, 25,
|
||||
28, 26, 35, 26, 28, 26, 35, 26,
|
||||
26, 25, 33, 25, 26, 25, 33, 25,
|
||||
35, 33, 45, 33, 35, 33, 45, 33,
|
||||
26, 25, 33, 25, 26, 25, 33, 25,
|
||||
|
||||
32, 30, 40, 30, 32, 30, 40, 30,
|
||||
30, 28, 38, 28, 30, 28, 38, 28,
|
||||
40, 38, 51, 38, 40, 38, 51, 38,
|
||||
30, 28, 38, 28, 30, 28, 38, 28,
|
||||
32, 30, 40, 30, 32, 30, 40, 30,
|
||||
30, 28, 38, 28, 30, 28, 38, 28,
|
||||
40, 38, 51, 38, 40, 38, 51, 38,
|
||||
30, 28, 38, 28, 30, 28, 38, 28,
|
||||
|
||||
36, 34, 46, 34, 36, 34, 46, 34,
|
||||
34, 32, 43, 32, 34, 32, 43, 32,
|
||||
46, 43, 58, 43, 46, 43, 58, 43,
|
||||
34, 32, 43, 32, 34, 32, 43, 32,
|
||||
36, 34, 46, 34, 36, 34, 46, 34,
|
||||
34, 32, 43, 32, 34, 32, 43, 32,
|
||||
46, 43, 58, 43, 46, 43, 58, 43,
|
||||
34, 32, 43, 32, 34, 32, 43, 32,
|
||||
|
||||
};
|
||||
Loading…
Add table
Add a link
Reference in a new issue