source: SHVCSoftware/branches/SHM-4.0-dev/source/Lib/TLibCommon/TComRom.h @ 852

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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) 2010-2013, 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(LCUSize)
54#define     MAX_CU_SIZE             (1<<(MAX_CU_DEPTH))         // maximum allowable size of CU
55#define     MIN_PU_SIZE             4
56#define     MAX_NUM_SPU_W           (MAX_CU_SIZE/MIN_PU_SIZE)   // maximum number of SPU in horizontal line
57
58// ====================================================================================================================
59// Initialize / destroy functions
60// ====================================================================================================================
61
62Void         initROM();
63Void         destroyROM();
64Void         initSigLastScan(UInt* pBuffD, UInt* pBuffH, UInt* pBuffV, Int iWidth, Int iHeight);
65// ====================================================================================================================
66// Data structure related table & variable
67// ====================================================================================================================
68
69// flexible conversion from relative to absolute index
70extern       UInt   g_auiZscanToRaster[ MAX_NUM_SPU_W*MAX_NUM_SPU_W ];
71extern       UInt   g_auiRasterToZscan[ MAX_NUM_SPU_W*MAX_NUM_SPU_W ];
72
73Void         initZscanToRaster ( Int iMaxDepth, Int iDepth, UInt uiStartVal, UInt*& rpuiCurrIdx );
74Void         initRasterToZscan ( UInt uiMaxCUWidth, UInt uiMaxCUHeight, UInt uiMaxDepth         );
75
76// conversion of partition index to picture pel position
77extern       UInt   g_auiRasterToPelX[ MAX_NUM_SPU_W*MAX_NUM_SPU_W ];
78extern       UInt   g_auiRasterToPelY[ MAX_NUM_SPU_W*MAX_NUM_SPU_W ];
79
80Void         initRasterToPelXY ( UInt uiMaxCUWidth, UInt uiMaxCUHeight, UInt uiMaxDepth );
81
82// global variable (LCU width/height, max. CU depth)
83#if LAYER_CTB
84extern       UInt g_auiLayerMaxCUWidth[MAX_LAYERS];
85extern       UInt g_auiLayerMaxCUHeight[MAX_LAYERS];
86extern       UInt g_auiLayerMaxCUDepth[MAX_LAYERS];
87extern       UInt g_auiLayerAddCUDepth[MAX_LAYERS];
88extern       UInt g_auiLayerZscanToRaster[MAX_LAYERS][ MAX_NUM_SPU_W*MAX_NUM_SPU_W ];
89extern       UInt g_auiLayerRasterToZscan[MAX_LAYERS][ MAX_NUM_SPU_W*MAX_NUM_SPU_W ];
90extern       UInt g_auiLayerRasterToPelX[MAX_LAYERS][ MAX_NUM_SPU_W*MAX_NUM_SPU_W ];
91extern       UInt g_auiLayerRasterToPelY[MAX_LAYERS][ MAX_NUM_SPU_W*MAX_NUM_SPU_W ];
92#endif
93extern       UInt g_uiMaxCUWidth;
94extern       UInt g_uiMaxCUHeight;
95extern       UInt g_uiMaxCUDepth;
96extern       UInt g_uiAddCUDepth;
97
98#define MAX_TS_WIDTH  4
99#define MAX_TS_HEIGHT 4
100
101extern       UInt g_auiPUOffset[8];
102
103#define QUANT_IQUANT_SHIFT    20 // Q(QP%6) * IQ(QP%6) = 2^20
104#define QUANT_SHIFT           14 // Q(4) = 2^14
105#define SCALE_BITS            15 // Inherited from TMuC, pressumably for fractional bit estimates in RDOQ
106#define MAX_TR_DYNAMIC_RANGE  15 // Maximum transform dynamic range (excluding sign bit)
107
108#define SHIFT_INV_1ST          7 // Shift after first inverse transform stage
109#define SHIFT_INV_2ND         12 // Shift after second inverse transform stage
110
111extern Int g_quantScales[6];             // Q(QP%6) 
112extern Int g_invQuantScales[6];          // IQ(QP%6)
113extern const Short g_aiT4[4][4];
114extern const Short g_aiT8[8][8];
115extern const Short g_aiT16[16][16];
116extern const Short g_aiT32[32][32];
117
118// ====================================================================================================================
119// Luma QP to Chroma QP mapping
120// ====================================================================================================================
121
122extern const UChar  g_aucChromaScale      [58];
123
124// ====================================================================================================================
125// Scanning order & context mapping table
126// ====================================================================================================================
127
128extern       UInt*  g_auiSigLastScan[ 3 ][ MAX_CU_DEPTH ];  // raster index from scanning index (diag, hor, ver)
129
130extern const UInt   g_uiGroupIdx[ 32 ];
131extern const UInt   g_uiMinInGroup[ 10 ];
132
133extern const UInt   g_auiGoRiceRange[5];                  //!< maximum value coded with Rice codes
134extern const UInt   g_auiGoRicePrefixLen[5];              //!< prefix length for each maximum value
135 
136extern const UInt   g_sigLastScan8x8[ 3 ][ 4 ];           //!< coefficient group scan order for 8x8 TUs
137extern       UInt   g_sigLastScanCG32x32[ 64 ];
138
139// ====================================================================================================================
140// ADI table
141// ====================================================================================================================
142
143extern const UChar  g_aucIntraModeNumFast[ MAX_CU_DEPTH ];
144
145#if FAST_INTRA_SHVC
146extern       UInt  g_reducedSetIntraModes[NUM_INTRA_MODE-1];
147extern       UInt  g_predefSetIntraModes[NUM_INTRA_MODE-1];
148#endif
149
150// ====================================================================================================================
151// Bit-depth
152// ====================================================================================================================
153
154extern        Int g_bitDepthY;
155extern        Int g_bitDepthC;
156extern       UInt g_uiPCMBitDepthLuma;
157extern       UInt g_uiPCMBitDepthChroma;
158
159// ====================================================================================================================
160// Texture type to integer mapping
161// ====================================================================================================================
162
163extern const UChar g_aucConvertTxtTypeToIdx[4];
164
165// ==========================================
166// Mode-Dependent DST Matrices
167extern const Short g_as_DST_MAT_4 [4][4];
168extern const UChar g_aucDCTDSTMode_Vert[NUM_INTRA_MODE];
169extern const UChar g_aucDCTDSTMode_Hor[NUM_INTRA_MODE];
170// ==========================================
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#if ENC_DEC_TRACE
183extern FILE*  g_hTrace;
184extern Bool   g_bJustDoIt;
185extern const Bool g_bEncDecTraceEnable;
186extern const Bool g_bEncDecTraceDisable;
187extern Bool   g_HLSTraceEnable;
188extern UInt64 g_nSymbolCounter;
189
190#define COUNTER_START    1
191#define COUNTER_END      0 //( UInt64(1) << 63 )
192
193#define DTRACE_CABAC_F(x)     if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, "%f", x );
194#define DTRACE_CABAC_V(x)     if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, "%d", x );
195#define DTRACE_CABAC_VL(x)    if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, "%lld", x );
196#define DTRACE_CABAC_T(x)     if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, "%s", x );
197#define DTRACE_CABAC_X(x)     if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, "%x", x );
198#define DTRACE_CABAC_R( x,y ) if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, x,    y );
199#define DTRACE_CABAC_N        if ( ( g_nSymbolCounter >= COUNTER_START && g_nSymbolCounter <= COUNTER_END )|| g_bJustDoIt ) fprintf( g_hTrace, "\n"    );
200
201#else
202
203#define DTRACE_CABAC_F(x)
204#define DTRACE_CABAC_V(x)
205#define DTRACE_CABAC_VL(x)
206#define DTRACE_CABAC_T(x)
207#define DTRACE_CABAC_X(x)
208#define DTRACE_CABAC_R( x,y )
209#define DTRACE_CABAC_N
210
211#endif
212
213
214#define SCALING_LIST_NUM 6         ///< list number for quantization matrix
215#define SCALING_LIST_NUM_32x32 2   ///< list number for quantization matrix 32x32
216#define SCALING_LIST_REM_NUM 6     ///< remainder of QP/6
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_DC 16         ///< default DC value
221enum ScalingListSize
222{
223  SCALING_LIST_4x4 = 0,
224  SCALING_LIST_8x8,
225  SCALING_LIST_16x16,
226  SCALING_LIST_32x32,
227  SCALING_LIST_SIZE_NUM
228};
229static const Char MatrixType[4][6][20] =
230{
231  {
232  "INTRA4X4_LUMA",
233  "INTRA4X4_CHROMAU",
234  "INTRA4X4_CHROMAV",
235  "INTER4X4_LUMA",
236  "INTER4X4_CHROMAU",
237  "INTER4X4_CHROMAV"
238  },
239  {
240  "INTRA8X8_LUMA",
241  "INTRA8X8_CHROMAU", 
242  "INTRA8X8_CHROMAV", 
243  "INTER8X8_LUMA",
244  "INTER8X8_CHROMAU", 
245  "INTER8X8_CHROMAV" 
246  },
247  {
248  "INTRA16X16_LUMA",
249  "INTRA16X16_CHROMAU", 
250  "INTRA16X16_CHROMAV", 
251  "INTER16X16_LUMA",
252  "INTER16X16_CHROMAU", 
253  "INTER16X16_CHROMAV" 
254  },
255  {
256  "INTRA32X32_LUMA",
257  "INTER32X32_LUMA",
258  },
259};
260static const Char MatrixType_DC[4][12][22] =
261{
262  {
263  },
264  {
265  },
266  {
267  "INTRA16X16_LUMA_DC",
268  "INTRA16X16_CHROMAU_DC", 
269  "INTRA16X16_CHROMAV_DC", 
270  "INTER16X16_LUMA_DC",
271  "INTER16X16_CHROMAU_DC", 
272  "INTER16X16_CHROMAV_DC" 
273  },
274  {
275  "INTRA32X32_LUMA_DC",
276  "INTER32X32_LUMA_DC",
277  },
278};
279extern Int g_quantIntraDefault8x8[64];
280extern Int g_quantIntraDefault16x16[256];
281extern Int g_quantIntraDefault32x32[1024];
282extern Int g_quantInterDefault8x8[64];
283extern Int g_quantInterDefault16x16[256];
284extern Int g_quantInterDefault32x32[1024];
285extern Int g_quantTSDefault4x4[16];
286extern UInt g_scalingListSize [SCALING_LIST_SIZE_NUM];
287extern UInt g_scalingListSizeX[SCALING_LIST_SIZE_NUM];
288extern UInt g_scalingListNum  [SCALING_LIST_SIZE_NUM];
289extern Int  g_eTTable[4];
290
291#if SVC_EXTENSION
292extern Int g_mvScalingFactor  [MAX_LAYERS][2];
293extern Int g_posScalingFactor [MAX_LAYERS][2];
294
295#if IL_SL_SIGNALLING_N0371
296extern Int ref_scalingListDC         [MAX_LAYERS][SCALING_LIST_SIZE_NUM][SCALING_LIST_NUM];
297extern Int ref_scalingListCoef       [MAX_LAYERS][SCALING_LIST_SIZE_NUM][SCALING_LIST_NUM][MAX_MATRIX_COEF_NUM];
298extern Int activeRefPPSId            [MAX_LAYERS];
299extern Int activeRefSPSId            [MAX_LAYERS]; 
300#endif   
301#endif
302
303//! \}
304
305#endif  //__TCOMROM__
306
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