source: SHVCSoftware/branches/SHM-upgrade/source/Lib/TLibCommon/TComRom.h @ 1003

Last change on this file since 1003 was 916, checked in by seregin, 10 years ago

initial porting

  • Property svn:eol-style set to native
File size: 12.2 KB
Line 
1/* The copyright in this software is being made available under the BSD
2 * License, included below. This software may be subject to other third party
3 * and contributor rights, including patent rights, and no such rights are
4 * granted under this license.
5 *
6 * Copyright (c) 2010-2014, ITU/ISO/IEC
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions are met:
11 *
12 *  * Redistributions of source code must retain the above copyright notice,
13 *    this list of conditions and the following disclaimer.
14 *  * Redistributions in binary form must reproduce the above copyright notice,
15 *    this list of conditions and the following disclaimer in the documentation
16 *    and/or other materials provided with the distribution.
17 *  * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
18 *    be used to endorse or promote products derived from this software without
19 *    specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
31 * THE POSSIBILITY OF SUCH DAMAGE.
32 */
33
34/** \file     TComRom.h
35    \brief    global variables & functions (header)
36*/
37
38#ifndef __TCOMROM__
39#define __TCOMROM__
40
41#include "CommonDef.h"
42
43#include<stdio.h>
44#include<iostream>
45
46//! \ingroup TLibCommon
47//! \{
48
49// ====================================================================================================================
50// Macros
51// ====================================================================================================================
52
53#define     MAX_CU_DEPTH             6                          // log2(CTUSize)
54#define     MAX_CU_SIZE             (1<<(MAX_CU_DEPTH))         // maximum allowable size of CU, surely 64? (not 1<<7 = 128)
55#define     MIN_PU_SIZE              4
56#define     MIN_TU_SIZE              4
57#define     MAX_TU_SIZE             32
58#define     MAX_NUM_SPU_W           (MAX_CU_SIZE/MIN_PU_SIZE)   // maximum number of SPU in horizontal line
59
60#define     SCALING_LIST_REM_NUM     6
61
62// ====================================================================================================================
63// Initialize / destroy functions
64// ====================================================================================================================
65
66Void         initROM();
67Void         destroyROM();
68
69// ====================================================================================================================
70// Data structure related table & variable
71// ====================================================================================================================
72
73// flexible conversion from relative to absolute index
74extern       UInt   g_auiZscanToRaster[ MAX_NUM_SPU_W*MAX_NUM_SPU_W ];
75extern       UInt   g_auiRasterToZscan[ MAX_NUM_SPU_W*MAX_NUM_SPU_W ];
76extern       UInt*  g_scanOrder[SCAN_NUMBER_OF_GROUP_TYPES][SCAN_NUMBER_OF_TYPES][ MAX_CU_DEPTH ][ MAX_CU_DEPTH ];
77
78Void         initZscanToRaster ( Int iMaxDepth, Int iDepth, UInt uiStartVal, UInt*& rpuiCurrIdx );
79Void         initRasterToZscan ( UInt uiMaxCUWidth, UInt uiMaxCUHeight, UInt uiMaxDepth         );
80
81// conversion of partition index to picture pel position
82extern       UInt   g_auiRasterToPelX[ MAX_NUM_SPU_W*MAX_NUM_SPU_W ];
83extern       UInt   g_auiRasterToPelY[ MAX_NUM_SPU_W*MAX_NUM_SPU_W ];
84
85Void         initRasterToPelXY ( UInt uiMaxCUWidth, UInt uiMaxCUHeight, UInt uiMaxDepth );
86
87// global variable (CTU width/height, max. CU depth)
88extern       UInt g_uiMaxCUWidth;
89extern       UInt g_uiMaxCUHeight;
90extern       UInt g_uiMaxCUDepth;
91extern       UInt g_uiAddCUDepth;
92
93extern       UInt g_auiPUOffset[NUMBER_OF_PART_SIZES];
94
95#define QUANT_SHIFT                14 // Q(4) = 2^14
96#define IQUANT_SHIFT                6
97#define SCALE_BITS                 15 // Inherited from TMuC, pressumably for fractional bit estimates in RDOQ
98
99extern Int g_maxTrDynamicRange[MAX_NUM_CHANNEL_TYPE];
100
101#define SQRT2                      11585
102#define SQRT2_SHIFT                13
103#define INVSQRT2                   11585
104#define INVSQRT2_SHIFT             14
105#define ADDITIONAL_MULTIPLIER_BITS 14
106
107#define SHIFT_INV_1ST               7 // Shift after first inverse transform stage
108#define SHIFT_INV_2ND              12 // Shift after second inverse transform stage
109
110extern Int g_quantScales[SCALING_LIST_REM_NUM];             // Q(QP%6)
111extern Int g_invQuantScales[SCALING_LIST_REM_NUM];          // IQ(QP%6)
112
113#if RExt__HIGH_PRECISION_FORWARD_TRANSFORM
114static const Int g_transformMatrixShift[TRANSFORM_NUMBER_OF_DIRECTIONS] = { 14, 6 };
115#else
116static const Int g_transformMatrixShift[TRANSFORM_NUMBER_OF_DIRECTIONS] = {  6, 6 };
117#endif
118
119extern const TMatrixCoeff g_aiT4 [TRANSFORM_NUMBER_OF_DIRECTIONS][4][4];
120extern const TMatrixCoeff g_aiT8 [TRANSFORM_NUMBER_OF_DIRECTIONS][8][8];
121extern const TMatrixCoeff g_aiT16[TRANSFORM_NUMBER_OF_DIRECTIONS][16][16];
122extern const TMatrixCoeff g_aiT32[TRANSFORM_NUMBER_OF_DIRECTIONS][32][32];
123
124// ====================================================================================================================
125// Luma QP to Chroma QP mapping
126// ====================================================================================================================
127
128static const Int chromaQPMappingTableSize = 58;
129
130extern const UChar  g_aucChromaScale[NUM_CHROMA_FORMAT][chromaQPMappingTableSize];
131
132// ====================================================================================================================
133// Entropy Coding
134// ====================================================================================================================
135
136#define CONTEXT_STATE_BITS             6
137#define LAST_SIGNIFICANT_GROUPS       10
138
139// ====================================================================================================================
140// Scanning order & context mapping table
141// ====================================================================================================================
142
143extern const UInt   ctxIndMap4x4[4*4];
144
145extern const UInt   g_uiGroupIdx[ MAX_TU_SIZE ];
146extern const UInt   g_uiMinInGroup[ LAST_SIGNIFICANT_GROUPS ];
147
148// ====================================================================================================================
149// ADI table
150// ====================================================================================================================
151
152extern const UChar  g_aucIntraModeNumFast[MAX_CU_DEPTH];
153
154extern const UChar  g_chroma422IntraAngleMappingTable[NUM_INTRA_MODE];
155
156// ====================================================================================================================
157// Bit-depth
158// ====================================================================================================================
159
160extern        Int g_bitDepth   [MAX_NUM_CHANNEL_TYPE];
161extern        Int g_PCMBitDepth[MAX_NUM_CHANNEL_TYPE];
162#if O0043_BEST_EFFORT_DECODING
163extern        Int g_bitDepthInStream   [MAX_NUM_CHANNEL_TYPE]; // In the encoder, this is the same as g_bitDepth. In the decoder, this can vary from g_bitDepth if the decoder is forced to use 'best-effort decoding' at a particular bit-depth.
164#endif
165
166// ====================================================================================================================
167// Mode-Dependent DST Matrices
168// ====================================================================================================================
169
170extern const TMatrixCoeff g_as_DST_MAT_4 [TRANSFORM_NUMBER_OF_DIRECTIONS][4][4];
171
172// ====================================================================================================================
173// Misc.
174// ====================================================================================================================
175
176extern       Char   g_aucConvertToBit  [ MAX_CU_SIZE+1 ];   // from width to log2(width)-2
177
178#ifndef ENC_DEC_TRACE
179#define ENC_DEC_TRACE 0
180#endif
181
182
183#if ENC_DEC_TRACE
184extern FILE*  g_hTrace;
185extern Bool   g_bJustDoIt;
186extern const Bool g_bEncDecTraceEnable;
187extern const Bool g_bEncDecTraceDisable;
188extern Bool   g_HLSTraceEnable;
189extern UInt64 g_nSymbolCounter;
190
191#define COUNTER_START    1
192#define COUNTER_END      0 //( UInt64(1) << 63 )
193
194#define DTRACE_CABAC_F(x)     if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, "%f", x );
195#define DTRACE_CABAC_V(x)     if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, "%d", x );
196#define DTRACE_CABAC_VL(x)    if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, "%lld", x );
197#define DTRACE_CABAC_T(x)     if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, "%s", x );
198#define DTRACE_CABAC_X(x)     if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, "%x", x );
199#define DTRACE_CABAC_R( x,y ) if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, x,    y );
200#define DTRACE_CABAC_N        if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, "\n"    );
201
202#else
203
204#define DTRACE_CABAC_F(x)
205#define DTRACE_CABAC_V(x)
206#define DTRACE_CABAC_VL(x)
207#define DTRACE_CABAC_T(x)
208#define DTRACE_CABAC_X(x)
209#define DTRACE_CABAC_R( x,y )
210#define DTRACE_CABAC_N
211
212#endif
213
214
215#define SCALING_LIST_NUM (MAX_NUM_COMPONENT * NUMBER_OF_PREDICTION_MODES) ///< list number for quantization matrix
216
217#define SCALING_LIST_START_VALUE 8                                        ///< start value for dpcm mode
218#define MAX_MATRIX_COEF_NUM 64                                            ///< max coefficient number for quantization matrix
219#define MAX_MATRIX_SIZE_NUM 8                                             ///< max size number for quantization matrix
220#define SCALING_LIST_BITS 8                                               ///< bit depth of scaling list entries
221#define LOG2_SCALING_LIST_NEUTRAL_VALUE 4                                 ///< log2 of the value that, when used in a scaling list, has no effect on quantisation
222#define SCALING_LIST_DC 16                                                ///< default DC value
223
224extern const Char *MatrixType[SCALING_LIST_SIZE_NUM][SCALING_LIST_NUM];
225extern const Char *MatrixType_DC[SCALING_LIST_SIZE_NUM][SCALING_LIST_NUM];
226
227extern Int g_quantTSDefault4x4[4*4];
228extern Int g_quantIntraDefault8x8[8*8];
229extern Int g_quantInterDefault8x8[8*8];
230
231extern UInt g_scalingListSize [SCALING_LIST_SIZE_NUM];
232extern UInt g_scalingListSizeX[SCALING_LIST_SIZE_NUM];
233extern UInt g_scalingListNum  [SCALING_LIST_SIZE_NUM];
234
235#if SVC_EXTENSION
236#if FAST_INTRA_SHVC
237extern UInt g_reducedSetIntraModes[NUM_INTRA_MODE-1];
238extern UInt g_predefSetIntraModes[NUM_INTRA_MODE-1];
239#endif
240extern Int g_mvScalingFactor  [MAX_LAYERS][2];
241extern Int g_posScalingFactor [MAX_LAYERS][2];
242std::string NaluToStr( NalUnitType nalu );
243#if LAYER_CTB
244extern       UInt g_auiLayerMaxCUWidth[MAX_LAYERS];
245extern       UInt g_auiLayerMaxCUHeight[MAX_LAYERS];
246extern       UInt g_auiLayerMaxCUDepth[MAX_LAYERS];
247extern       UInt g_auiLayerAddCUDepth[MAX_LAYERS];
248extern       UInt g_auiLayerZscanToRaster[MAX_LAYERS][ MAX_NUM_SPU_W*MAX_NUM_SPU_W ];
249extern       UInt g_auiLayerRasterToZscan[MAX_LAYERS][ MAX_NUM_SPU_W*MAX_NUM_SPU_W ];
250extern       UInt g_auiLayerRasterToPelX[MAX_LAYERS][ MAX_NUM_SPU_W*MAX_NUM_SPU_W ];
251extern       UInt g_auiLayerRasterToPelY[MAX_LAYERS][ MAX_NUM_SPU_W*MAX_NUM_SPU_W ];
252#endif
253#endif //SVC_EXTENSION
254
255//! \}
256
257#endif  //__TCOMROM__
258
Note: See TracBrowser for help on using the repository browser.