| 1 | /* The copyright in this software is being made available under the BSD |
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| 2 | * License, included below. This software may be subject to other third party |
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| 3 | * and contributor rights, including patent rights, and no such rights are |
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| 4 | * granted under this license. |
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| 5 | * |
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| 6 | * Copyright (c) 2010-2015, ITU/ISO/IEC |
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| 7 | * All rights reserved. |
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| 8 | * |
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| 9 | * Redistribution and use in source and binary forms, with or without |
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| 10 | * modification, are permitted provided that the following conditions are met: |
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| 11 | * |
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| 12 | * * Redistributions of source code must retain the above copyright notice, |
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| 13 | * this list of conditions and the following disclaimer. |
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| 14 | * * Redistributions in binary form must reproduce the above copyright notice, |
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| 15 | * this list of conditions and the following disclaimer in the documentation |
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| 16 | * and/or other materials provided with the distribution. |
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| 17 | * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may |
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| 18 | * be used to endorse or promote products derived from this software without |
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| 19 | * specific prior written permission. |
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| 20 | * |
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| 21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| 22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS |
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| 25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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| 31 | * THE POSSIBILITY OF SUCH DAMAGE. |
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| 32 | */ |
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| 33 | |
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| 34 | /** \file TComRom.h |
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| 35 | \brief global variables & functions (header) |
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| 36 | */ |
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| 37 | |
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| 38 | #ifndef __TCOMROM__ |
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| 39 | #define __TCOMROM__ |
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| 40 | |
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| 41 | #include "CommonDef.h" |
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| 42 | |
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| 43 | #include<stdio.h> |
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| 44 | #include<iostream> |
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| 45 | |
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| 46 | //! \ingroup TLibCommon |
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| 47 | //! \{ |
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| 48 | |
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| 49 | // ==================================================================================================================== |
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| 50 | // Macros |
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| 51 | // ==================================================================================================================== |
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| 52 | |
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| 53 | #define MAX_CU_DEPTH 6 // log2(CTUSize) |
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| 54 | #define MAX_CU_SIZE (1<<(MAX_CU_DEPTH)) // maximum allowable size of CU, surely 64? (not 1<<7 = 128) |
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| 55 | #define MIN_PU_SIZE 4 |
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| 56 | #define MIN_TU_SIZE 4 |
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| 57 | #define MAX_TU_SIZE 32 |
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| 58 | #define MAX_NUM_SPU_W (MAX_CU_SIZE/MIN_PU_SIZE) // maximum number of SPU in horizontal line |
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| 59 | |
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| 60 | #define SCALING_LIST_REM_NUM 6 |
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| 61 | |
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| 62 | // ==================================================================================================================== |
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| 63 | // Initialize / destroy functions |
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| 64 | // ==================================================================================================================== |
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| 65 | |
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| 66 | Void initROM(); |
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| 67 | Void destroyROM(); |
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| 68 | |
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| 69 | // ==================================================================================================================== |
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| 70 | // Data structure related table & variable |
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| 71 | // ==================================================================================================================== |
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| 72 | |
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| 73 | // flexible conversion from relative to absolute index |
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| 74 | extern UInt g_auiZscanToRaster[ MAX_NUM_SPU_W*MAX_NUM_SPU_W ]; |
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| 75 | extern UInt g_auiRasterToZscan[ MAX_NUM_SPU_W*MAX_NUM_SPU_W ]; |
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| 76 | extern UInt* g_scanOrder[SCAN_NUMBER_OF_GROUP_TYPES][SCAN_NUMBER_OF_TYPES][ MAX_CU_DEPTH ][ MAX_CU_DEPTH ]; |
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| 77 | |
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| 78 | Void initZscanToRaster ( Int iMaxDepth, Int iDepth, UInt uiStartVal, UInt*& rpuiCurrIdx ); |
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| 79 | Void initRasterToZscan ( UInt uiMaxCUWidth, UInt uiMaxCUHeight, UInt uiMaxDepth ); |
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| 80 | |
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| 81 | // conversion of partition index to picture pel position |
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| 82 | extern UInt g_auiRasterToPelX[ MAX_NUM_SPU_W*MAX_NUM_SPU_W ]; |
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| 83 | extern UInt g_auiRasterToPelY[ MAX_NUM_SPU_W*MAX_NUM_SPU_W ]; |
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| 84 | |
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| 85 | Void initRasterToPelXY ( UInt uiMaxCUWidth, UInt uiMaxCUHeight, UInt uiMaxDepth ); |
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| 86 | |
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| 87 | extern const UInt g_auiPUOffset[NUMBER_OF_PART_SIZES]; |
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| 88 | |
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| 89 | #define QUANT_SHIFT 14 // Q(4) = 2^14 |
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| 90 | #define IQUANT_SHIFT 6 |
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| 91 | #define SCALE_BITS 15 // Inherited from TMuC, pressumably for fractional bit estimates in RDOQ |
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| 92 | |
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| 93 | #define SQRT2 11585 |
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| 94 | #define SQRT2_SHIFT 13 |
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| 95 | #define INVSQRT2 11585 |
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| 96 | #define INVSQRT2_SHIFT 14 |
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| 97 | #define ADDITIONAL_MULTIPLIER_BITS 14 |
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| 98 | |
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| 99 | #define SHIFT_INV_1ST 7 // Shift after first inverse transform stage |
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| 100 | #define SHIFT_INV_2ND 12 // Shift after second inverse transform stage |
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| 101 | |
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| 102 | extern const Int g_quantScales[SCALING_LIST_REM_NUM]; // Q(QP%6) |
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| 103 | extern const Int g_invQuantScales[SCALING_LIST_REM_NUM]; // IQ(QP%6) |
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| 104 | |
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| 105 | #if RExt__HIGH_PRECISION_FORWARD_TRANSFORM |
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| 106 | static const Int g_transformMatrixShift[TRANSFORM_NUMBER_OF_DIRECTIONS] = { 14, 6 }; |
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| 107 | #else |
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| 108 | static const Int g_transformMatrixShift[TRANSFORM_NUMBER_OF_DIRECTIONS] = { 6, 6 }; |
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| 109 | #endif |
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| 110 | |
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| 111 | extern const TMatrixCoeff g_aiT4 [TRANSFORM_NUMBER_OF_DIRECTIONS][4][4]; |
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| 112 | extern const TMatrixCoeff g_aiT8 [TRANSFORM_NUMBER_OF_DIRECTIONS][8][8]; |
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| 113 | extern const TMatrixCoeff g_aiT16[TRANSFORM_NUMBER_OF_DIRECTIONS][16][16]; |
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| 114 | extern const TMatrixCoeff g_aiT32[TRANSFORM_NUMBER_OF_DIRECTIONS][32][32]; |
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| 115 | |
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| 116 | // ==================================================================================================================== |
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| 117 | // Luma QP to Chroma QP mapping |
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| 118 | // ==================================================================================================================== |
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| 119 | |
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| 120 | static const Int chromaQPMappingTableSize = 58; |
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| 121 | |
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| 122 | extern const UChar g_aucChromaScale[NUM_CHROMA_FORMAT][chromaQPMappingTableSize]; |
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| 123 | |
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| 124 | // ==================================================================================================================== |
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| 125 | // Entropy Coding |
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| 126 | // ==================================================================================================================== |
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| 127 | |
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| 128 | #define CONTEXT_STATE_BITS 6 |
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| 129 | #define LAST_SIGNIFICANT_GROUPS 10 |
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| 130 | |
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| 131 | // ==================================================================================================================== |
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| 132 | // Scanning order & context mapping table |
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| 133 | // ==================================================================================================================== |
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| 134 | |
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| 135 | extern const UInt ctxIndMap4x4[4*4]; |
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| 136 | |
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| 137 | extern const UInt g_uiGroupIdx[ MAX_TU_SIZE ]; |
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| 138 | extern const UInt g_uiMinInGroup[ LAST_SIGNIFICANT_GROUPS ]; |
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| 139 | |
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| 140 | // ==================================================================================================================== |
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| 141 | // ADI table |
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| 142 | // ==================================================================================================================== |
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| 143 | |
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| 144 | extern const UChar g_aucIntraModeNumFast[MAX_CU_DEPTH]; |
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| 145 | |
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| 146 | extern const UChar g_chroma422IntraAngleMappingTable[NUM_INTRA_MODE]; |
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| 147 | |
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| 148 | // ==================================================================================================================== |
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| 149 | // Mode-Dependent DST Matrices |
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| 150 | // ==================================================================================================================== |
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| 151 | |
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| 152 | extern const TMatrixCoeff g_as_DST_MAT_4 [TRANSFORM_NUMBER_OF_DIRECTIONS][4][4]; |
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| 153 | |
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| 154 | // ==================================================================================================================== |
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| 155 | // Misc. |
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| 156 | // ==================================================================================================================== |
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| 157 | |
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| 158 | extern Char g_aucConvertToBit [ MAX_CU_SIZE+1 ]; // from width to log2(width)-2 |
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| 159 | |
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| 160 | #ifndef ENC_DEC_TRACE |
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| 161 | #define ENC_DEC_TRACE 0 |
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| 162 | #endif |
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| 163 | |
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| 164 | |
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| 165 | #if ENC_DEC_TRACE |
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| 166 | extern FILE* g_hTrace; |
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| 167 | extern Bool g_bJustDoIt; |
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| 168 | extern const Bool g_bEncDecTraceEnable; |
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| 169 | extern const Bool g_bEncDecTraceDisable; |
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| 170 | extern Bool g_HLSTraceEnable; |
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| 171 | extern UInt64 g_nSymbolCounter; |
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| 172 | |
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| 173 | #define COUNTER_START 1 |
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| 174 | #define COUNTER_END 0 //( UInt64(1) << 63 ) |
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| 175 | |
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| 176 | #define DTRACE_CABAC_F(x) if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, "%f", x ); |
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| 177 | #define DTRACE_CABAC_V(x) if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, "%d", x ); |
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| 178 | #define DTRACE_CABAC_VL(x) if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, "%lld", x ); |
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| 179 | #define DTRACE_CABAC_T(x) if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, "%s", x ); |
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| 180 | #define DTRACE_CABAC_X(x) if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, "%x", x ); |
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| 181 | #define DTRACE_CABAC_R( x,y ) if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, x, y ); |
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| 182 | #define DTRACE_CABAC_N if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, "\n" ); |
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| 183 | |
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| 184 | #else |
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| 185 | |
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| 186 | #define DTRACE_CABAC_F(x) |
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| 187 | #define DTRACE_CABAC_V(x) |
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| 188 | #define DTRACE_CABAC_VL(x) |
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| 189 | #define DTRACE_CABAC_T(x) |
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| 190 | #define DTRACE_CABAC_X(x) |
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| 191 | #define DTRACE_CABAC_R( x,y ) |
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| 192 | #define DTRACE_CABAC_N |
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| 193 | |
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| 194 | #endif |
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| 195 | |
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| 196 | |
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| 197 | #define SCALING_LIST_NUM (MAX_NUM_COMPONENT * NUMBER_OF_PREDICTION_MODES) ///< list number for quantization matrix |
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| 198 | |
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| 199 | #define SCALING_LIST_START_VALUE 8 ///< start value for dpcm mode |
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| 200 | #define MAX_MATRIX_COEF_NUM 64 ///< max coefficient number for quantization matrix |
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| 201 | #define MAX_MATRIX_SIZE_NUM 8 ///< max size number for quantization matrix |
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| 202 | #define SCALING_LIST_BITS 8 ///< bit depth of scaling list entries |
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| 203 | #define LOG2_SCALING_LIST_NEUTRAL_VALUE 4 ///< log2 of the value that, when used in a scaling list, has no effect on quantisation |
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| 204 | #define SCALING_LIST_DC 16 ///< default DC value |
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| 205 | |
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| 206 | extern const Char *MatrixType[SCALING_LIST_SIZE_NUM][SCALING_LIST_NUM]; |
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| 207 | extern const Char *MatrixType_DC[SCALING_LIST_SIZE_NUM][SCALING_LIST_NUM]; |
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| 208 | |
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| 209 | extern const Int g_quantTSDefault4x4[4*4]; |
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| 210 | extern const Int g_quantIntraDefault8x8[8*8]; |
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| 211 | extern const Int g_quantInterDefault8x8[8*8]; |
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| 212 | |
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| 213 | extern const UInt g_scalingListSize [SCALING_LIST_SIZE_NUM]; |
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| 214 | extern const UInt g_scalingListSizeX[SCALING_LIST_SIZE_NUM]; |
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| 215 | extern const UInt g_scalingListNum [SCALING_LIST_SIZE_NUM]; |
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| 216 | |
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| 217 | #if SVC_EXTENSION |
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| 218 | #if FAST_INTRA_SHVC |
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| 219 | extern UInt g_reducedSetIntraModes[NUM_INTRA_MODE-1]; |
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| 220 | extern UInt g_predefSetIntraModes[NUM_INTRA_MODE-1]; |
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| 221 | #endif |
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| 222 | extern Int g_mvScalingFactor [MAX_LAYERS][2]; |
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| 223 | extern Int g_posScalingFactor [MAX_LAYERS][2]; |
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| 224 | std::string NaluToStr( NalUnitType nalu ); |
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| 225 | #if LAYER_CTB |
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| 226 | extern UInt g_auiLayerZscanToRaster[MAX_LAYERS][ MAX_NUM_SPU_W*MAX_NUM_SPU_W ]; |
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| 227 | extern UInt g_auiLayerRasterToZscan[MAX_LAYERS][ MAX_NUM_SPU_W*MAX_NUM_SPU_W ]; |
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| 228 | extern UInt g_auiLayerRasterToPelX[MAX_LAYERS][ MAX_NUM_SPU_W*MAX_NUM_SPU_W ]; |
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| 229 | extern UInt g_auiLayerRasterToPelY[MAX_LAYERS][ MAX_NUM_SPU_W*MAX_NUM_SPU_W ]; |
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| 230 | #endif |
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| 231 | #endif //SVC_EXTENSION |
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| 232 | |
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| 233 | //! \} |
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| 234 | |
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| 235 | #endif //__TCOMROM__ |
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| 236 | |
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