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/* The copyright in this software is being made available under the BSD
* License, included below. This software may be subject to other third party
* and contributor rights, including patent rights, and no such rights are
* granted under this license.
*
* Copyright (c) 2010-2019, ITU/ISO/IEC
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* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
* be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
/** \file CommonDef.h
\brief Defines version information, constants and small in-line functions
*/
#ifndef __COMMONDEF__
#define __COMMONDEF__
#include <algorithm>
#include <iostream>
#include <iomanip>
#include <limits>
#if _MSC_VER > 1000
// disable "signed and unsigned mismatch"
#pragma warning( disable : 4018 )
// disable bool coercion "performance warning"
#pragma warning( disable : 4800 )
#endif // _MSC_VER > 1000
#include "TypeDef.h"
#include "version.h"
// MS Visual Studio before 2014 does not support required C++11 features
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#ifdef _MSC_VER
#if _MSC_VER < 1900
#error "MS Visual Studio version not supported. Please upgrade to Visual Studio 2015 or higher (or use other compilers)"
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#endif
#endif
//! \ingroup CommonLib
//! \{
// ====================================================================================================================
// Platform information
// ====================================================================================================================
#ifdef __clang__
#define NVM_COMPILEDBY "[clang %d.%d.%d]", __clang_major__, __clang_minor__, __clang_patchlevel__
#ifdef __IA64__
#define NVM_ONARCH "[on 64-bit] "
#else
#define NVM_ONARCH "[on 32-bit] "
#endif
#elif __GNUC__
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#define NVM_COMPILEDBY "[GCC %d.%d.%d]", __GNUC__, __GNUC_MINOR__, __GNUC_PATCHLEVEL__
#ifdef __IA64__
#define NVM_ONARCH "[on 64-bit] "
#else
#define NVM_ONARCH "[on 32-bit] "
#endif
#endif
#ifdef __INTEL_COMPILER
#define NVM_COMPILEDBY "[ICC %d]", __INTEL_COMPILER
#elif _MSC_VER
#define NVM_COMPILEDBY "[VS %d]", _MSC_VER
#endif
#ifndef NVM_COMPILEDBY
#define NVM_COMPILEDBY "[Unk-CXX]"
#endif
#ifdef _WIN32
#define NVM_ONOS "[Windows]"
#elif __linux
#define NVM_ONOS "[Linux]"
#elif __CYGWIN__
#define NVM_ONOS "[Cygwin]"
#elif __APPLE__
#define NVM_ONOS "[Mac OS X]"
#else
#define NVM_ONOS "[Unk-OS]"
#endif
#define NVM_BITS "[%d bit] ", (sizeof(void*) == 8 ? 64 : 32) ///< used for checking 64-bit O/S
#ifndef NULL
#define NULL 0
#endif
typedef enum
{
AFFINEMODEL_4PARAM,
AFFINEMODEL_6PARAM,
AFFINE_MODEL_NUM
} EAffineModel;
static const int AFFINE_ME_LIST_SIZE = 4;
static const int AFFINE_ME_LIST_SIZE_LD = 3;
static const double AFFINE_ME_LIST_MVP_TH = 1.0;
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// ====================================================================================================================
// Common constants
// ====================================================================================================================
static const uint64_t MAX_UINT64 = 0xFFFFFFFFFFFFFFFFU;
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static const uint32_t MAX_UINT = 0xFFFFFFFFU; ///< max. value of unsigned 32-bit integer
static const int MAX_INT = 2147483647; ///< max. value of signed 32-bit integer
static const uint8_t MAX_UCHAR = 255;
static const uint8_t MAX_SCHAR = 127;
static const double MAX_DOUBLE = 1.7e+308; ///< max. value of double-type value
// ====================================================================================================================
// Coding tool configuration
// ====================================================================================================================
// Most of these should not be changed - they resolve the meaning of otherwise magic numbers.
static const int MAX_GOP = 64; ///< max. value of hierarchical GOP size
static const int MAX_NUM_REF_PICS = 16; ///< max. number of pictures used for reference
static const int MAX_NUM_REF = 16; ///< max. number of entries in picture reference list
static const int MAX_QP = 63;
static const int NOT_VALID = -1;
static const int MAX_TILES = 128; ///< max. number of tiles for which a brick configuration can be read
static const int MAX_NUM_BRICKS_PER_TILE = 8; ///< max. number brick per tile, for which a configuration can be read
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static const int AMVP_MAX_NUM_CANDS = 2; ///< AMVP: advanced motion vector prediction - max number of final candidates
static const int AMVP_MAX_NUM_CANDS_MEM = 3; ///< AMVP: advanced motion vector prediction - max number of candidates
static const int AMVP_DECIMATION_FACTOR = 2;
static const int MRG_MAX_NUM_CANDS = 6; ///< MERGE
static const int AFFINE_MRG_MAX_NUM_CANDS = 5; ///< AFFINE MERGE
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static const int MAX_TLAYER = 7; ///< Explicit temporal layer QP offset - max number of temporal layer
static const int ADAPT_SR_SCALE = 1; ///< division factor for adaptive search range
static const int MIN_TB_LOG2_SIZEY = 2;
static const int MAX_TB_LOG2_SIZEY = 6;
static const int MIN_TB_SIZEY = 1 << MIN_TB_LOG2_SIZEY;
static const int MAX_TB_SIZEY = 1 << MAX_TB_LOG2_SIZEY;
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static const int MAX_NUM_PICS_IN_SOP = 1024;
static const int MAX_NESTING_NUM_OPS = 1024;
static const int MAX_NESTING_NUM_LAYER = 64;
static const int MAX_VPS_NUM_HRD_PARAMETERS = 1;
static const int MAX_VPS_LAYERS = 256;
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static const int MAXIMUM_INTRA_FILTERED_WIDTH = 16;
static const int MAXIMUM_INTRA_FILTERED_HEIGHT = 16;
static const int MIP_MAX_WIDTH = 64;
static const int MIP_MAX_HEIGHT = 64;
#if JVET_O0090_ALF_CHROMA_FILTER_ALTERNATIVES_CTB
static const int MAX_NUM_ALF_ALTERNATIVES_CHROMA = 8;
#endif
static const int MAX_NUM_ALF_CLASSES = 25;
static const int MAX_NUM_ALF_LUMA_COEFF = 13;
static const int MAX_NUM_ALF_CHROMA_COEFF = 7;
static const int MAX_ALF_FILTER_LENGTH = 7;
static const int MAX_NUM_ALF_COEFF = MAX_ALF_FILTER_LENGTH * MAX_ALF_FILTER_LENGTH / 2 + 1;
static const int MAX_ALF_PADDING_SIZE = 4;
static const int ALF_FIXED_FILTER_NUM = 64;
#if JVET_O_MAX_NUM_ALF_APS_8
static const int ALF_CTB_MAX_NUM_APS = 8;
#else
static const int ALF_CTB_MAX_NUM_APS = 6;
static const int NUM_FIXED_FILTER_SETS = 16;
static const int NUM_TOTAL_FILTER_SETS = NUM_FIXED_FILTER_SETS + ALF_CTB_MAX_NUM_APS;
static const int MAX_BDOF_APPLICATION_REGION = 16;
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static const int MAX_CPB_CNT = 32; ///< Upper bound of (cpb_cnt_minus1 + 1)
static const int MAX_NUM_LAYER_IDS = 64;
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static const int COEF_REMAIN_BIN_REDUCTION = 5; ///< indicates the level at which the VLC transitions from Golomb-Rice to TU+EG(k)
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static const int CU_DQP_TU_CMAX = 5; ///< max number bins for truncated unary
static const int CU_DQP_EG_k = 0; ///< expgolomb order
static const int SBH_THRESHOLD = 4; ///< value of the fixed SBH controlling threshold
static const int C1FLAG_NUMBER = 8; ///< maximum number of largerThan1 flag coded in one chunk: 16 in HM5
static const int C2FLAG_NUMBER = 1; ///< maximum number of largerThan2 flag coded in one chunk: 16 in HM5
static const int MAX_NUM_VPS = 16;
static const int MAX_NUM_DPS = 16;
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static const int MAX_NUM_SPS = 16;
static const int MAX_NUM_PPS = 64;
static const int MAX_NUM_APS = 32; //Currently APS ID has 5 bits
static const int NUM_APS_TYPE_LEN = 3; //Currently APS Type has 3 bits
static const int MAX_NUM_APS_TYPE = 8; //Currently APS Type has 3 bits so the max type is 8
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static const int MLS_GRP_NUM = 1024; ///< Max number of coefficient groups, max(16, 256)
static const int MLS_CG_SIZE = 4; ///< Coefficient group size of 4x4; = MLS_CG_LOG2_WIDTH + MLS_CG_LOG2_HEIGHT
static const int RVM_VCEGAM10_M = 4;
static const int MAX_REF_LINE_IDX = 3; //highest refLine offset in the list
static const int MRL_NUM_REF_LINES = 3; //number of candidates in the array
static const int MULTI_REF_LINE_IDX[4] = { 0, 1, 3, 0 };
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#if JVET_O0106_ISP_4xN_PREDREG_FOR_1xN_2xN
static const int PRED_REG_MIN_WIDTH = 4; // Minimum prediction region width for ISP subblocks
#endif
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static const int NUM_LUMA_MODE = 67; ///< Planar + DC + 65 directional mode (4*16 + 1)
static const int NUM_LMC_MODE = 1 + 2; ///< LMC + MDLM_T + MDLM_L
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static const int NUM_INTRA_MODE = (NUM_LUMA_MODE + NUM_LMC_MODE);
static const int NUM_EXT_LUMA_MODE = 28;
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static const int NUM_DIR = (((NUM_LUMA_MODE - 3) >> 2) + 1);
static const int PLANAR_IDX = 0; ///< index for intra PLANAR mode
static const int DC_IDX = 1; ///< index for intra DC mode
static const int HOR_IDX = (1 * (NUM_DIR - 1) + 2); ///< index for intra HORIZONTAL mode
static const int DIA_IDX = (2 * (NUM_DIR - 1) + 2); ///< index for intra DIAGONAL mode
static const int VER_IDX = (3 * (NUM_DIR - 1) + 2); ///< index for intra VERTICAL mode
static const int VDIA_IDX = (4 * (NUM_DIR - 1) + 2); ///< index for intra VDIAGONAL mode
static const int BDPCM_IDX = (5 * (NUM_DIR - 1) + 2); ///< index for intra VDIAGONAL mode
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static const int NOMODE_IDX = MAX_UCHAR; ///< indicating uninitialized elements
static const int NUM_CHROMA_MODE = (5 + NUM_LMC_MODE); ///< total number of chroma modes
static const int LM_CHROMA_IDX = NUM_LUMA_MODE; ///< chroma mode index for derived from LM mode
static const int MDLM_L_IDX = LM_CHROMA_IDX + 1; ///< MDLM_L
static const int MDLM_T_IDX = LM_CHROMA_IDX + 2; ///< MDLM_T
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static const int DM_CHROMA_IDX = NUM_INTRA_MODE; ///< chroma mode index for derived from luma intra mode
static const uint8_t INTER_MODE_IDX = 255; ///< index for inter modes
static const uint32_t NUM_TRAFO_MODES_MTS = 6; ///< Max Intra CU size applying EMT, supported values: 8, 16, 32, 64, 128
static const uint32_t MTS_INTRA_MAX_CU_SIZE = 32; ///< Max Intra CU size applying EMT, supported values: 8, 16, 32, 64, 128
static const uint32_t MTS_INTER_MAX_CU_SIZE = 32; ///< Max Inter CU size applying EMT, supported values: 8, 16, 32, 64, 128
static const int NUM_MPM_MIP = 3; ///< number of most probable modes for MIP
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static const int LM_SYMBOL_NUM = (1 + NUM_LMC_MODE);
static const int MAX_NUM_MIP_MODE = 35; ///< maximum number of MIP modes
static const int FAST_UDI_MAX_RDMODE_NUM = (NUM_LUMA_MODE + MAX_NUM_MIP_MODE); ///< maximum number of RD comparison in fast-UDI estimation loop
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static const int MAX_LFNST_COEF_NUM = 16;
#if JVET_O0472_LFNST_SIGNALLING_LAST_SCAN_POS
static const int LFNST_LAST_SIG_LUMA = 1;
static const int LFNST_LAST_SIG_CHROMA = 1;
#else
static const int LFNST_SIG_NZ_LUMA = 1;
static const int LFNST_SIG_NZ_CHROMA = 1;
static const int NUM_LFNST_NUM_PER_SET = 3;
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static const int MDCS_ANGLE_LIMIT = 9; ///< 0 = Horizontal/vertical only, 1 = Horizontal/vertical +/- 1, 2 = Horizontal/vertical +/- 2 etc...
static const int MDCS_MAXIMUM_WIDTH = 8; ///< (measured in pixels) TUs with width greater than this can only use diagonal scan
static const int MDCS_MAXIMUM_HEIGHT = 8; ///< (measured in pixels) TUs with height greater than this can only use diagonal scan
static const int LOG2_MAX_NUM_COLUMNS_MINUS1 = 7;
static const int LOG2_MAX_NUM_ROWS_MINUS1 = 7;
static const int CABAC_INIT_PRESENT_FLAG = 1;
static const int MV_FRACTIONAL_BITS_INTERNAL = 4;
static const int MV_FRACTIONAL_BITS_SIGNAL = 2;
static const int MV_FRACTIONAL_BITS_DIFF = MV_FRACTIONAL_BITS_INTERNAL - MV_FRACTIONAL_BITS_SIGNAL;
static const int LUMA_INTERPOLATION_FILTER_SUB_SAMPLE_POSITIONS_SIGNAL = 1 << MV_FRACTIONAL_BITS_SIGNAL;
static const int LUMA_INTERPOLATION_FILTER_SUB_SAMPLE_POSITIONS = 1 << MV_FRACTIONAL_BITS_INTERNAL;
static const int CHROMA_INTERPOLATION_FILTER_SUB_SAMPLE_POSITIONS = 1 << (MV_FRACTIONAL_BITS_INTERNAL + 1);
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static const int MAX_NUM_LONG_TERM_REF_PICS = 33;
static const int NUM_LONG_TERM_REF_PIC_SPS = 0;
static const int MAX_QP_OFFSET_LIST_SIZE = 6; ///< Maximum size of QP offset list is 6 entries
// Cost mode support
static const int LOSSLESS_AND_MIXED_LOSSLESS_RD_COST_TEST_QP = 0; ///< QP to use for lossless coding.
static const int LOSSLESS_AND_MIXED_LOSSLESS_RD_COST_TEST_QP_PRIME =4; ///< QP' to use for mixed_lossy_lossless coding.
static const int CR_FROM_CB_REG_COST_SHIFT = 9;
static const int RExt__GOLOMB_RICE_ADAPTATION_STATISTICS_SETS = 4;
static const int RExt__PREDICTION_WEIGHTING_ANALYSIS_DC_PRECISION = 0; ///< Additional fixed bit precision used during encoder-side weighting prediction analysis. Currently only used when high_precision_prediction_weighting_flag is set, for backwards compatibility reasons.
static const int MAX_TIMECODE_SEI_SETS = 3; ///< Maximum number of time sets
static const int MAX_CU_DEPTH = 7; ///< log2(CTUSize)
static const int MAX_CU_SIZE = 1<<MAX_CU_DEPTH;
static const int MIN_CU_LOG2 = 2;
static const int MIN_PU_SIZE = 4;
static const int MAX_NUM_PARTS_IN_CTU = ( ( MAX_CU_SIZE * MAX_CU_SIZE ) >> ( MIN_CU_LOG2 << 1 ) );
#if JVET_O0545_MAX_TB_SIGNALLING
static const int MAX_NUM_TUS = 16; ///< Maximum number of TUs within one CU. When max TB size is 32x32, up to 16 TUs within one CU (128x128) is supported
static const int MAX_LOG2_DIFF_CU_TR_SIZE = 3;
#else
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static const int MAX_LOG2_DIFF_CU_TR_SIZE = 2;
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static const int MAX_CU_TILING_PARTITIONS = 1 << ( MAX_LOG2_DIFF_CU_TR_SIZE << 1 );
static const int JVET_C0024_ZERO_OUT_TH = 32;
static const int MAX_NUM_PART_IDXS_IN_CTU_WIDTH = MAX_CU_SIZE/MIN_PU_SIZE; ///< maximum number of partition indices across the width of a CTU (or height of a CTU)
static const int SCALING_LIST_REM_NUM = 6;
static const int QUANT_SHIFT = 14; ///< Q(4) = 2^14
static const int IQUANT_SHIFT = 6;
static constexpr int SCALE_BITS = 15; // Precision for fractional bit estimates
static constexpr double FRAC_BITS_SCALE = 1.0 / (1 << SCALE_BITS);
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static const int SCALING_LIST_NUM = MAX_NUM_COMPONENT * (NUMBER_OF_PREDICTION_MODES - 1); ///< list number for quantization matrix
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static const int SCALING_LIST_START_VALUE = 8; ///< start value for dpcm mode
static const int MAX_MATRIX_COEF_NUM = 64; ///< max coefficient number for quantization matrix
static const int MAX_MATRIX_SIZE_NUM = 8; ///< max size number for quantization matrix
static const int SCALING_LIST_BITS = 8; ///< bit depth of scaling list entries
static const int LOG2_SCALING_LIST_NEUTRAL_VALUE = 4; ///< log2 of the value that, when used in a scaling list, has no effect on quantisation
static const int SCALING_LIST_DC = 16; ///< default DC value
static const int CONTEXT_STATE_BITS = 6;
static const int LAST_SIGNIFICANT_GROUPS = 14;
static const int MAX_GR_ORDER_RESIDUAL = 10;
static const int AFFINE_MIN_BLOCK_SIZE = 4; ///< Minimum affine MC block size
static const int MMVD_REFINE_STEP = 8; ///< max number of distance step
static const int MMVD_MAX_REFINE_NUM = (MMVD_REFINE_STEP * 4); ///< max number of candidate from a base candidate
static const int MMVD_BASE_MV_NUM = 2; ///< max number of base candidate
static const int MMVD_ADD_NUM = (MMVD_MAX_REFINE_NUM * MMVD_BASE_MV_NUM);///< total number of mmvd candidate
static const int MMVD_MRG_MAX_RD_NUM = MRG_MAX_NUM_CANDS;
static const int MMVD_MRG_MAX_RD_BUF_NUM = (MMVD_MRG_MAX_RD_NUM + 1);///< increase buffer size by 1
#if JVET_O0052_TU_LEVEL_CTX_CODED_BIN_CONSTRAINT
static const int MAX_TU_LEVEL_CTX_CODED_BIN_CONSTRAINT_LUMA = 28;
static const int MAX_TU_LEVEL_CTX_CODED_BIN_CONSTRAINT_CHROMA = 28;
#else
static const int MAX_NUM_REG_BINS_4x4SUBBLOCK = 32; ///< max number of context-coded bins (incl. gt2 bins) per 4x4 subblock
static const int MAX_NUM_GT2_BINS_4x4SUBBLOCK = 4; ///< max number of gt2 bins per 4x4 subblock
static const int MAX_NUM_REG_BINS_2x2SUBBLOCK = 8; ///< max number of context-coded bins (incl. gt2 bins) per 2x2 subblock (chroma)
static const int MAX_NUM_GT2_BINS_2x2SUBBLOCK = 2; ///< max number of gt2 bins per 2x2 subblock (chroma)
static const int BIO_EXTEND_SIZE = 1;
static const int BIO_TEMP_BUFFER_SIZE = (MAX_CU_SIZE + 2 * BIO_EXTEND_SIZE) * (MAX_CU_SIZE + 2 * BIO_EXTEND_SIZE);
#if JVET_O0070_PROF
static const int PROF_BORDER_EXT_W = 1;
static const int PROF_BORDER_EXT_H = 1;
#endif
static const int GBI_NUM = 5; ///< the number of weight options
static const int GBI_DEFAULT = ((uint8_t)(GBI_NUM >> 1)); ///< Default weighting index representing for w=0.5
static const int GBI_SIZE_CONSTRAINT = 256; ///< disabling GBi if cu size is smaller than 256
static const int MAX_NUM_HMVP_CANDS = (MRG_MAX_NUM_CANDS-1); ///< maximum number of HMVP candidates to be stored and used in merge list
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static const int MAX_NUM_HMVP_AVMPCANDS = 4; ///< maximum number of HMVP candidates to be used in AMVP list
static const int ALF_VB_POS_ABOVE_CTUROW_LUMA = 4;
static const int ALF_VB_POS_ABOVE_CTUROW_CHMA = 2;
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#if W0038_DB_OPT
static const int MAX_ENCODER_DEBLOCKING_QUALITY_LAYERS = 8 ;
#endif
#if SHARP_LUMA_DELTA_QP
static const uint32_t LUMA_LEVEL_TO_DQP_LUT_MAXSIZE = 1024; ///< max LUT size for QP offset based on luma
#endif
static const int DMVR_SUBCU_WIDTH = 16;
static const int DMVR_SUBCU_HEIGHT = 16;
static const int DMVR_SUBCU_WIDTH_LOG2 = 4;
static const int DMVR_SUBCU_HEIGHT_LOG2 = 4;
static const int MAX_NUM_SUBCU_DMVR = ((MAX_CU_SIZE * MAX_CU_SIZE) >> (DMVR_SUBCU_WIDTH_LOG2 + DMVR_SUBCU_HEIGHT_LOG2));
static const int DMVR_NUM_ITERATION = 2;
#if !JVET_O1136_TS_BDPCM_SIGNALLING
static const int BDPCM_MAX_CU_SIZE = 32; ///< maximum CU size for RDPCM mode
#endif
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//QTBT high level parameters
//for I slice luma CTB configuration para.
static const int MAX_BT_DEPTH = 4; ///< <=7
static const int MAX_BT_SIZE = 32; ///< [1<<MIN_QT_SIZE, 1<<CTU_LOG2]
static const int MAX_TT_SIZE = 32; ///< [1<<MIN_QT_SIZE, 1<<CTU_LOG2]
static const int MAX_TT_SIZE_C = 32; ///< [1<<MIN_QT_SIZE, 1<<CTU_LOG2]
//for P/B slice CTU config. para.
static const int MAX_BT_DEPTH_INTER = 4; ///< <=7
static const int MAX_BT_SIZE_INTER = 128; ///< for initialization, [1<<MIN_BT_SIZE_INTER, 1<<CTU_LOG2]
//for I slice chroma CTB configuration para. (in luma samples)
static const int MAX_BT_DEPTH_C = 0; ///< <=7
static const int MAX_BT_SIZE_C = 64; ///< [1<<MIN_QT_SIZE_C, 1<<CTU_LOG2], in luma samples
static const int MAX_TT_SIZE_INTER = 64; ///< for initialization, [1<<MIN_CU_LOG2, 64]
static const int MIN_DUALTREE_CHROMA_WIDTH = 4;
static const int MIN_DUALTREE_CHROMA_SIZE = 16;
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static const SplitSeries SPLIT_BITS = 5;
static const SplitSeries SPLIT_DMULT = 5;
static const SplitSeries SPLIT_MASK = 31; ///< = (1 << SPLIT_BITS) - 1
static const int SKIP_DEPTH = 3;
static const int PICTURE_DISTANCE_TH = 1;
static const int FAST_SKIP_DEPTH = 2;
static const double PBINTRA_RATIO = 1.1;
static const int NUM_MRG_SATD_CAND = 4;
static const double MRG_FAST_RATIO = 1.25;
static const int NUM_AFF_MRG_SATD_CAND = 2;
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static const double AMAXBT_TH32 = 15.0;
static const double AMAXBT_TH64 = 30.0;
// need to know for static memory allocation
static const int MAX_DELTA_QP = 7; ///< maximum supported delta QP value
static const int MAX_TESTED_QPs = ( 1 + 1 + ( MAX_DELTA_QP << 1 ) ); ///< dqp=0 +- max_delta_qp + lossless mode
static const int COM16_C806_TRANS_PREC = 0;
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static const int NUM_MERGE_IDX_EXT_CTX = 5;
static const unsigned E0104_ALF_MAX_TEMPLAYERID = 5; // define to zero to switch of code
static const unsigned C806_ALF_TEMPPRED_NUM = 6;
static const int NTAPS_LUMA = 8; ///< Number of taps for luma
static const int NTAPS_CHROMA = 4; ///< Number of taps for chroma
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#if LUMA_ADAPTIVE_DEBLOCKING_FILTER_QP_OFFSET
static const int MAX_LADF_INTERVALS = 5; /// max number of luma adaptive deblocking filter qp offset intervals
#endif
static const int NTAPS_BILINEAR = 2; ///< Number of taps for bilinear filter
static const int ATMVP_SUB_BLOCK_SIZE = 3; ///< sub-block size for ATMVP
static const int TRIANGLE_MAX_NUM_UNI_CANDS = 6;
static const int TRIANGLE_MAX_NUM_CANDS_MEM = 7;
static const int TRIANGLE_MAX_NUM_CANDS = TRIANGLE_MAX_NUM_UNI_CANDS * (TRIANGLE_MAX_NUM_UNI_CANDS - 1) * 2;
static const int TRIANGLE_MAX_NUM_SATD_CANDS = 3;
static const int TRIANGLE_MIN_SIZE = 8 * 8;
static const int SBT_MAX_SIZE = 64; ///< maximum CU size for using SBT
static const int SBT_NUM_SL = 10; ///< maximum number of historical PU decision saved for a CU
static const int SBT_NUM_RDO = 2; ///< maximum number of SBT mode tried for a PU
static const int IBC_MAX_CAND_SIZE = 16; // max block size for ibc search
static const int IBC_NUM_CANDIDATES = 64; ///< Maximum number of candidates to store/test
static const int CHROMA_REFINEMENT_CANDIDATES = 8; /// 8 candidates BV to choose from
static const int IBC_FAST_METHOD_NOINTRA_IBCCBF0 = 0x01;
static const int IBC_FAST_METHOD_BUFFERBV = 0X02;
static const int IBC_FAST_METHOD_ADAPTIVE_SEARCHRANGE = 0X04;
static constexpr int MV_EXPONENT_BITCOUNT = 4;
static constexpr int MV_MANTISSA_BITCOUNT = 6;
static constexpr int MV_MANTISSA_UPPER_LIMIT = ((1 << (MV_MANTISSA_BITCOUNT - 1)) - 1);
static constexpr int MV_MANTISSA_LIMIT = (1 << (MV_MANTISSA_BITCOUNT - 1));
static constexpr int MV_EXPONENT_MASK = ((1 << MV_EXPONENT_BITCOUNT) - 1);
static constexpr int MV_BITS = 18;
static constexpr int MV_MAX = (1 << (MV_BITS - 1)) - 1;
static constexpr int MV_MIN = -(1 << (MV_BITS - 1));
#if JVET_O0567_MVDRange_Constraint
static const int MVD_MAX = (1 << 17) - 1;
static const int MVD_MIN = -(1 << 17);
#endif
static const int PIC_ANALYZE_CW_BINS = 32;
static const int PIC_CODE_CW_BINS = 16;
#if JVET_O0272_LMCS_SIMP_INVERSE_MAPPING
static const int LMCS_SEG_SIZE = (PIC_CODE_CW_BINS << 1);
#endif
#if JVET_O1109_UNFIY_CRS
static const int NEIG_NUM_LOG = 6;
static const int NEIG_NUM = 1 << NEIG_NUM_LOG;
#endif
#if RExt__DECODER_DEBUG_TOOL_MAX_FRAME_STATS
static const int EPBIN_WEIGHT_FACTOR = 4;
#endif
Karsten Suehring
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// ====================================================================================================================
// Macro functions
// ====================================================================================================================
struct ClpRng
{
int min;
int max;
int bd;
int n;
};
struct ClpRngs
{
ClpRng comp[MAX_NUM_COMPONENT]; ///< the bit depth as indicated in the SPS
bool used;
bool chroma;
};
template <typename T> inline T Clip3 (const T minVal, const T maxVal, const T a) { return std::min<T> (std::max<T> (minVal, a) , maxVal); } ///< general min/max clip
template <typename T> inline T ClipBD( const T x, const int bitDepth ) { return Clip3( T( 0 ), T( ( 1 << bitDepth ) - 1 ), x ); }
template <typename T> inline T ClipPel (const T a, const ClpRng& clpRng) { return std::min<T> (std::max<T> (clpRng.min, a) , clpRng.max); } ///< clip reconstruction
template <typename T> inline void Check3( T minVal, T maxVal, T a)
{
CHECK( ( a > maxVal ) || ( a < minVal ), "ERROR: Range check " << minVal << " >= " << a << " <= " << maxVal << " failed" );
} ///< general min/max clip
extern MsgLevel g_verbosity;
#include <stdarg.h>
inline void msg( MsgLevel level, const char* fmt, ... )
{
if( g_verbosity >= level )
{
va_list args;
va_start( args, fmt );
vfprintf( level == ERROR ? stderr : stdout, fmt, args );
va_end( args );
}
}
template<typename T> bool isPowerOf2( const T val ) { return ( val & ( val - 1 ) ) == 0; }
#define MEMORY_ALIGN_DEF_SIZE 32 // for use with avx2 (256 bit)
#define CACHE_MEM_ALIGN_SIZE 1024
#define ALIGNED_MALLOC 1 ///< use 32-bit aligned malloc/free
#if ALIGNED_MALLOC
#if JVET_J0090_MEMORY_BANDWITH_MEASURE
void *cache_mem_align_malloc(int size, int align_size);
void cache_mem_align_free(void *ptr);
#define xMalloc(type, len) cache_mem_align_malloc(sizeof(type) * len, CACHE_MEM_ALIGN_SIZE)
#define xFree(ptr) cache_mem_align_free(ptr)
#elif ( _WIN32 && ( _MSC_VER > 1300 ) ) || defined (__MINGW64_VERSION_MAJOR)
#define xMalloc( type, len ) _aligned_malloc( sizeof(type)*(len), MEMORY_ALIGN_DEF_SIZE )
#define xFree( ptr ) _aligned_free ( ptr )
#elif defined (__MINGW32__)
#define xMalloc( type, len ) __mingw_aligned_malloc( sizeof(type)*(len), MEMORY_ALIGN_DEF_SIZE )
#define xFree( ptr ) __mingw_aligned_free( ptr )
#else
namespace detail {
template<typename T>
T* aligned_malloc(size_t len, size_t alignement) {
T* p = NULL;
if( posix_memalign( (void**)&p, alignement, sizeof(T)*(len) ) )
{
THROW("posix_memalign failed");
}
return p;
}
}
#define xMalloc( type, len ) detail::aligned_malloc<type>( len, MEMORY_ALIGN_DEF_SIZE )
#define xFree( ptr ) free( ptr )
#endif
#else
#define xMalloc( type, len ) malloc ( sizeof(type)*(len) )
#define xFree( ptr ) free ( ptr )
#endif //#if ALIGNED_MALLOC
#if defined _MSC_VER
#define ALIGN_DATA(nBytes,v) __declspec(align(nBytes)) v
#else
//#elif defined linux
#define ALIGN_DATA(nBytes,v) v __attribute__ ((aligned (nBytes)))
//#else
//#error unknown platform
#endif
#if defined(__GNUC__) && !defined(__clang__)
# define GCC_VERSION_AT_LEAST(x,y) (__GNUC__ > x || __GNUC__ == x && __GNUC_MINOR__ >= y)
#else
# define GCC_VERSION_AT_LEAST(x,y) 0
#endif
#ifdef __clang__
# define CLANG_VERSION_AT_LEAST(x,y) (__clang_major__ > x || __clang_major__ == x && __clang_minor__ >= y)
#else
# define CLANG_VERSION_AT_LEAST(x,y) 0
#endif
#ifdef __GNUC__
# define ALWAYS_INLINE __attribute__((always_inline)) inline
#elif defined _MSC_VER
# define ALWAYS_INLINE __forceinline
#else
# define ALWAYS_INLINE
#endif
#if ENABLE_SIMD_OPT
#if defined(__i386__) || defined(i386) || defined(__x86_64__) || defined(_M_X64) || defined (_WIN32) || defined (_MSC_VER)
#define TARGET_SIMD_X86
typedef enum{
SCALAR = 0,
SSE41,
SSE42,
AVX,
AVX2,
AVX512
} X86_VEXT;
#elif defined (__ARM_NEON__)
#define TARGET_SIMD_ARM 1
#else
#error no simd target
#endif
#ifdef TARGET_SIMD_X86
X86_VEXT read_x86_extension_flags(const std::string &extStrId = std::string());
const char* read_x86_extension(const std::string &extStrId);
#endif
#endif //ENABLE_SIMD_OPT
template <typename ValueType> inline ValueType leftShift (const ValueType value, const int shift) { return (shift >= 0) ? ( value << shift) : ( value >> -shift); }
template <typename ValueType> inline ValueType rightShift (const ValueType value, const int shift) { return (shift >= 0) ? ( value >> shift) : ( value << -shift); }
template <typename ValueType> inline ValueType leftShift_round (const ValueType value, const int shift) { return (shift >= 0) ? ( value << shift) : ((value + (ValueType(1) << (-shift - 1))) >> -shift); }
template <typename ValueType> inline ValueType rightShift_round(const ValueType value, const int shift) { return (shift >= 0) ? ((value + (ValueType(1) << (shift - 1))) >> shift) : ( value << -shift); }
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static inline int floorLog2(uint32_t x)
{
if (x == 0)
{
return -1;
}
#ifdef __GNUC__
return 31 - __builtin_clz(x);
#else
int result = 0;
if (x & 0xffff0000)
{
x >>= 16;
result += 16;
}
if (x & 0xff00)
{
x >>= 8;
result += 8;
}
if (x & 0xf0)
{
x >>= 4;
result += 4;
}
if (x & 0xc)
{
x >>= 2;
result += 2;
}
if (x & 0x2)
{
x >>= 1;
result += 1;
}
return result;
#endif
}
Karsten Suehring
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//CASE-BREAK for breakpoints
#if defined ( _MSC_VER ) && defined ( _DEBUG )
#define _CASE(_x) if(_x)
#define _BREAK while(0);
#define _AREA_AT(_a,_x,_y,_w,_h) (_a.x==_x && _a.y==_y && _a.width==_w && _a.height==_h)
#define _AREA_CONTAINS(_a,_x,_y) (_a.contains( Position{ _x, _y} ))
#define _UNIT_AREA_AT(_a,_x,_y,_w,_h) (_a.Y().x==_x && _a.Y().y==_y && _a.Y().width==_w && _a.Y().height==_h)
#else
#define _CASE(...)
#define _BREAK
#define _AREA_AT(...)
#define _AREA_CONTAINS(_a,_x,_y)
#define _UNIT_AREA_AT(_a,_x,_y,_w,_h)
#endif
#if ENABLE_SPLIT_PARALLELISM || ENABLE_WPP_PARALLELISM
#include <omp.h>
#define PARL_PARAM(DEF) , DEF
#define PARL_PARAM0(DEF) DEF
#else
#define PARL_PARAM(DEF)
#define PARL_PARAM0(DEF)
#endif
//! \}
#endif // end of #ifndef __COMMONDEF__