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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
Karsten Suehring
committed
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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 Contexts.cpp
* \brief Classes providing probability descriptions and contexts (also contains context initialization values)
*/
#include "Contexts.h"
#include <algorithm>
#include <cstring>
#include <limits>
const uint8_t ProbModelTables::m_RenormTable_32[32] =
{
6, 5, 4, 4,
3, 3, 3, 3,
2, 2, 2, 2,
2, 2, 2, 2,
1, 1, 1, 1,
1, 1, 1, 1,
1, 1, 1, 1,
1, 1, 1, 1
};
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const BinFracBits ProbModelTables::m_binFracBits[256] = {
{ { 0x0005c, 0x48000 } }, { { 0x00116, 0x3b520 } }, { { 0x001d0, 0x356cb } }, { { 0x0028b, 0x318a9 } },
{ { 0x00346, 0x2ea40 } }, { { 0x00403, 0x2c531 } }, { { 0x004c0, 0x2a658 } }, { { 0x0057e, 0x28beb } },
{ { 0x0063c, 0x274ce } }, { { 0x006fc, 0x26044 } }, { { 0x007bc, 0x24dc9 } }, { { 0x0087d, 0x23cfc } },
{ { 0x0093f, 0x22d96 } }, { { 0x00a01, 0x21f60 } }, { { 0x00ac4, 0x2122e } }, { { 0x00b89, 0x205dd } },
{ { 0x00c4e, 0x1fa51 } }, { { 0x00d13, 0x1ef74 } }, { { 0x00dda, 0x1e531 } }, { { 0x00ea2, 0x1db78 } },
{ { 0x00f6a, 0x1d23c } }, { { 0x01033, 0x1c970 } }, { { 0x010fd, 0x1c10b } }, { { 0x011c8, 0x1b903 } },
{ { 0x01294, 0x1b151 } }, { { 0x01360, 0x1a9ee } }, { { 0x0142e, 0x1a2d4 } }, { { 0x014fc, 0x19bfc } },
{ { 0x015cc, 0x19564 } }, { { 0x0169c, 0x18f06 } }, { { 0x0176d, 0x188de } }, { { 0x0183f, 0x182e8 } },
{ { 0x01912, 0x17d23 } }, { { 0x019e6, 0x1778a } }, { { 0x01abb, 0x1721c } }, { { 0x01b91, 0x16cd5 } },
{ { 0x01c68, 0x167b4 } }, { { 0x01d40, 0x162b6 } }, { { 0x01e19, 0x15dda } }, { { 0x01ef3, 0x1591e } },
{ { 0x01fcd, 0x15480 } }, { { 0x020a9, 0x14fff } }, { { 0x02186, 0x14b99 } }, { { 0x02264, 0x1474e } },
{ { 0x02343, 0x1431b } }, { { 0x02423, 0x13f01 } }, { { 0x02504, 0x13afd } }, { { 0x025e6, 0x1370f } },
{ { 0x026ca, 0x13336 } }, { { 0x027ae, 0x12f71 } }, { { 0x02894, 0x12bc0 } }, { { 0x0297a, 0x12821 } },
{ { 0x02a62, 0x12494 } }, { { 0x02b4b, 0x12118 } }, { { 0x02c35, 0x11dac } }, { { 0x02d20, 0x11a51 } },
{ { 0x02e0c, 0x11704 } }, { { 0x02efa, 0x113c7 } }, { { 0x02fe9, 0x11098 } }, { { 0x030d9, 0x10d77 } },
{ { 0x031ca, 0x10a63 } }, { { 0x032bc, 0x1075c } }, { { 0x033b0, 0x10461 } }, { { 0x034a5, 0x10173 } },
{ { 0x0359b, 0x0fe90 } }, { { 0x03693, 0x0fbb9 } }, { { 0x0378c, 0x0f8ed } }, { { 0x03886, 0x0f62b } },
{ { 0x03981, 0x0f374 } }, { { 0x03a7e, 0x0f0c7 } }, { { 0x03b7c, 0x0ee23 } }, { { 0x03c7c, 0x0eb89 } },
{ { 0x03d7d, 0x0e8f9 } }, { { 0x03e7f, 0x0e671 } }, { { 0x03f83, 0x0e3f2 } }, { { 0x04088, 0x0e17c } },
{ { 0x0418e, 0x0df0e } }, { { 0x04297, 0x0dca8 } }, { { 0x043a0, 0x0da4a } }, { { 0x044ab, 0x0d7f3 } },
{ { 0x045b8, 0x0d5a5 } }, { { 0x046c6, 0x0d35d } }, { { 0x047d6, 0x0d11c } }, { { 0x048e7, 0x0cee3 } },
{ { 0x049fa, 0x0ccb0 } }, { { 0x04b0e, 0x0ca84 } }, { { 0x04c24, 0x0c85e } }, { { 0x04d3c, 0x0c63f } },
{ { 0x04e55, 0x0c426 } }, { { 0x04f71, 0x0c212 } }, { { 0x0508d, 0x0c005 } }, { { 0x051ac, 0x0bdfe } },
{ { 0x052cc, 0x0bbfc } }, { { 0x053ee, 0x0b9ff } }, { { 0x05512, 0x0b808 } }, { { 0x05638, 0x0b617 } },
{ { 0x0575f, 0x0b42a } }, { { 0x05888, 0x0b243 } }, { { 0x059b4, 0x0b061 } }, { { 0x05ae1, 0x0ae83 } },
{ { 0x05c10, 0x0acaa } }, { { 0x05d41, 0x0aad6 } }, { { 0x05e74, 0x0a907 } }, { { 0x05fa9, 0x0a73c } },
{ { 0x060e0, 0x0a575 } }, { { 0x06219, 0x0a3b3 } }, { { 0x06354, 0x0a1f5 } }, { { 0x06491, 0x0a03b } },
{ { 0x065d1, 0x09e85 } }, { { 0x06712, 0x09cd4 } }, { { 0x06856, 0x09b26 } }, { { 0x0699c, 0x0997c } },
{ { 0x06ae4, 0x097d6 } }, { { 0x06c2f, 0x09634 } }, { { 0x06d7c, 0x09495 } }, { { 0x06ecb, 0x092fa } },
{ { 0x0701d, 0x09162 } }, { { 0x07171, 0x08fce } }, { { 0x072c7, 0x08e3e } }, { { 0x07421, 0x08cb0 } },
{ { 0x0757c, 0x08b26 } }, { { 0x076da, 0x089a0 } }, { { 0x0783b, 0x0881c } }, { { 0x0799f, 0x0869c } },
{ { 0x07b05, 0x0851f } }, { { 0x07c6e, 0x083a4 } }, { { 0x07dd9, 0x0822d } }, { { 0x07f48, 0x080b9 } },
{ { 0x080b9, 0x07f48 } }, { { 0x0822d, 0x07dd9 } }, { { 0x083a4, 0x07c6e } }, { { 0x0851f, 0x07b05 } },
{ { 0x0869c, 0x0799f } }, { { 0x0881c, 0x0783b } }, { { 0x089a0, 0x076da } }, { { 0x08b26, 0x0757c } },
{ { 0x08cb0, 0x07421 } }, { { 0x08e3e, 0x072c7 } }, { { 0x08fce, 0x07171 } }, { { 0x09162, 0x0701d } },
{ { 0x092fa, 0x06ecb } }, { { 0x09495, 0x06d7c } }, { { 0x09634, 0x06c2f } }, { { 0x097d6, 0x06ae4 } },
{ { 0x0997c, 0x0699c } }, { { 0x09b26, 0x06856 } }, { { 0x09cd4, 0x06712 } }, { { 0x09e85, 0x065d1 } },
{ { 0x0a03b, 0x06491 } }, { { 0x0a1f5, 0x06354 } }, { { 0x0a3b3, 0x06219 } }, { { 0x0a575, 0x060e0 } },
{ { 0x0a73c, 0x05fa9 } }, { { 0x0a907, 0x05e74 } }, { { 0x0aad6, 0x05d41 } }, { { 0x0acaa, 0x05c10 } },
{ { 0x0ae83, 0x05ae1 } }, { { 0x0b061, 0x059b4 } }, { { 0x0b243, 0x05888 } }, { { 0x0b42a, 0x0575f } },
{ { 0x0b617, 0x05638 } }, { { 0x0b808, 0x05512 } }, { { 0x0b9ff, 0x053ee } }, { { 0x0bbfc, 0x052cc } },
{ { 0x0bdfe, 0x051ac } }, { { 0x0c005, 0x0508d } }, { { 0x0c212, 0x04f71 } }, { { 0x0c426, 0x04e55 } },
{ { 0x0c63f, 0x04d3c } }, { { 0x0c85e, 0x04c24 } }, { { 0x0ca84, 0x04b0e } }, { { 0x0ccb0, 0x049fa } },
{ { 0x0cee3, 0x048e7 } }, { { 0x0d11c, 0x047d6 } }, { { 0x0d35d, 0x046c6 } }, { { 0x0d5a5, 0x045b8 } },
{ { 0x0d7f3, 0x044ab } }, { { 0x0da4a, 0x043a0 } }, { { 0x0dca8, 0x04297 } }, { { 0x0df0e, 0x0418e } },
{ { 0x0e17c, 0x04088 } }, { { 0x0e3f2, 0x03f83 } }, { { 0x0e671, 0x03e7f } }, { { 0x0e8f9, 0x03d7d } },
{ { 0x0eb89, 0x03c7c } }, { { 0x0ee23, 0x03b7c } }, { { 0x0f0c7, 0x03a7e } }, { { 0x0f374, 0x03981 } },
{ { 0x0f62b, 0x03886 } }, { { 0x0f8ed, 0x0378c } }, { { 0x0fbb9, 0x03693 } }, { { 0x0fe90, 0x0359b } },
{ { 0x10173, 0x034a5 } }, { { 0x10461, 0x033b0 } }, { { 0x1075c, 0x032bc } }, { { 0x10a63, 0x031ca } },
{ { 0x10d77, 0x030d9 } }, { { 0x11098, 0x02fe9 } }, { { 0x113c7, 0x02efa } }, { { 0x11704, 0x02e0c } },
{ { 0x11a51, 0x02d20 } }, { { 0x11dac, 0x02c35 } }, { { 0x12118, 0x02b4b } }, { { 0x12494, 0x02a62 } },
{ { 0x12821, 0x0297a } }, { { 0x12bc0, 0x02894 } }, { { 0x12f71, 0x027ae } }, { { 0x13336, 0x026ca } },
{ { 0x1370f, 0x025e6 } }, { { 0x13afd, 0x02504 } }, { { 0x13f01, 0x02423 } }, { { 0x1431b, 0x02343 } },
{ { 0x1474e, 0x02264 } }, { { 0x14b99, 0x02186 } }, { { 0x14fff, 0x020a9 } }, { { 0x15480, 0x01fcd } },
{ { 0x1591e, 0x01ef3 } }, { { 0x15dda, 0x01e19 } }, { { 0x162b6, 0x01d40 } }, { { 0x167b4, 0x01c68 } },
{ { 0x16cd5, 0x01b91 } }, { { 0x1721c, 0x01abb } }, { { 0x1778a, 0x019e6 } }, { { 0x17d23, 0x01912 } },
{ { 0x182e8, 0x0183f } }, { { 0x188de, 0x0176d } }, { { 0x18f06, 0x0169c } }, { { 0x19564, 0x015cc } },
{ { 0x19bfc, 0x014fc } }, { { 0x1a2d4, 0x0142e } }, { { 0x1a9ee, 0x01360 } }, { { 0x1b151, 0x01294 } },
{ { 0x1b903, 0x011c8 } }, { { 0x1c10b, 0x010fd } }, { { 0x1c970, 0x01033 } }, { { 0x1d23c, 0x00f6a } },
{ { 0x1db78, 0x00ea2 } }, { { 0x1e531, 0x00dda } }, { { 0x1ef74, 0x00d13 } }, { { 0x1fa51, 0x00c4e } },
{ { 0x205dd, 0x00b89 } }, { { 0x2122e, 0x00ac4 } }, { { 0x21f60, 0x00a01 } }, { { 0x22d96, 0x0093f } },
{ { 0x23cfc, 0x0087d } }, { { 0x24dc9, 0x007bc } }, { { 0x26044, 0x006fc } }, { { 0x274ce, 0x0063c } },
{ { 0x28beb, 0x0057e } }, { { 0x2a658, 0x004c0 } }, { { 0x2c531, 0x00403 } }, { { 0x2ea40, 0x00346 } },
{ { 0x318a9, 0x0028b } }, { { 0x356cb, 0x001d0 } }, { { 0x3b520, 0x00116 } }, { { 0x48000, 0x0005c } },
};
const uint16_t ProbModelTables::m_inistateToCount[128] = {
614, 647, 681, 718, 756, 797, 839, 884, 932, 982, 1034, 1089, 1148, 1209, 1274, 1342,
1414, 1490, 1569, 1653, 1742, 1835, 1933, 2037, 2146, 2261, 2382, 2509, 2643, 2785, 2934, 3091,
3256, 3430, 3614, 3807, 4011, 4225, 4452, 4690, 4941, 5205, 5483, 5777, 6086, 6412, 6755, 7116,
7497, 7898, 8320, 8766, 9235, 9729, 10249, 10798, 11375, 11984, 12625, 13300, 14012, 14762, 15551, 16384,
16384, 17216, 18005, 18755, 19467, 20142, 20783, 21392, 21969, 22518, 23038, 23532, 24001, 24447, 24869, 25270,
25651, 26012, 26355, 26681, 26990, 27284, 27562, 27826, 28077, 28315, 28542, 28756, 28960, 29153, 29337, 29511,
29676, 29833, 29982, 30124, 30258, 30385, 30506, 30621, 30730, 30834, 30932, 31025, 31114, 31198, 31277, 31353,
31425, 31493, 31558, 31619, 31678, 31733, 31785, 31835, 31883, 31928, 31970, 32011, 32049, 32086, 32120, 32153
};
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void BinProbModel_Std::init( int qp, int initId )
{
#if JVET_O0065_CABAC_INIT
int slope = (initId >> 3) - 4;
int offset = ((initId & 7) * 18) + 1;
int inistate = ((slope * (qp - 16)) >> 1) + offset;
int state_clip = inistate < 1 ? 1 : inistate > 127 ? 127 : inistate;
const int p1 = (state_clip << 8);
#else
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int slope = ( ( initId >> 4 ) * 5 ) - 45;
int offset = ( ( initId & 15 ) << 3 ) - 16;
int inistate = ( ( slope * qp ) >> 4 ) + offset;
const int p1 = m_inistateToCount[inistate < 0 ? 0 : inistate > 127 ? 127 : inistate];
m_state[0] = p1 & MASK_0;
m_state[1] = p1 & MASK_1;
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}
CtxSet::CtxSet( std::initializer_list<CtxSet> ctxSets )
{
uint16_t minOffset = std::numeric_limits<uint16_t>::max();
uint16_t maxOffset = 0;
for( auto iter = ctxSets.begin(); iter != ctxSets.end(); iter++ )
{
minOffset = std::min<uint16_t>( minOffset, (*iter).Offset );
maxOffset = std::max<uint16_t>( maxOffset, (*iter).Offset+(*iter).Size );
}
Offset = minOffset;
Size = maxOffset - minOffset;
}
const std::vector<uint8_t>& ContextSetCfg::getInitTable( unsigned initId )
{
CHECK( initId >= (unsigned)sm_InitTables.size(),
"Invalid initId (" << initId << "), only " << sm_InitTables.size() << " tables defined." );
return sm_InitTables[initId];
}
CtxSet ContextSetCfg::addCtxSet( std::initializer_list<std::initializer_list<uint8_t>> initSet2d )
{
const std::size_t startIdx = sm_InitTables[0].size();
const std::size_t numValues = ( *initSet2d.begin() ).size();
std::size_t setId = 0;
for( auto setIter = initSet2d.begin(); setIter != initSet2d.end() && setId < sm_InitTables.size(); setIter++, setId++ )
{
const std::initializer_list<uint8_t>& initSet = *setIter;
std::vector<uint8_t>& initTable = sm_InitTables[setId];
CHECK( initSet.size() != numValues,
"Number of init values do not match for all sets (" << initSet.size() << " != " << numValues << ")." );
initTable.resize( startIdx + numValues );
std::size_t elemId = startIdx;
for( auto elemIter = ( *setIter ).begin(); elemIter != ( *setIter ).end(); elemIter++, elemId++ )
{
initTable[elemId] = *elemIter;
}
}
return CtxSet( (uint16_t)startIdx, (uint16_t)numValues );
}
#if JVET_O0065_CABAC_INIT
#define CNU 35
#else
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#define CNU 154 // dummy initialization value for unused context models 'Context model Not Used'
std::vector<std::vector<uint8_t>> ContextSetCfg::sm_InitTables(NUMBER_OF_SLICE_TYPES + 1);
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const CtxSet ContextSetCfg::SplitFlag = ContextSetCfg::addCtxSet
({
{ 136, 153, 141, 122, 125, 156, 138, 126, 143, },
{ 122, 139, 186, 124, 125, 141, 139, 141, 158, },
{ 138, 154, 172, 124, 140, 142, 154, 142, 175, },
{ 12, 12, 8, 8, 13, 12, 5, 10, 12, },
});
const CtxSet ContextSetCfg::SplitQtFlag = ContextSetCfg::addCtxSet
({
{ 123, 140, 142, 136, 138, 140, },
{ 139, 126, 142, 136, 138, 125, },
{ 124, 125, 127, 136, 153, 126, },
{ 0, 8, 8, 12, 12, 12, },
});
const CtxSet ContextSetCfg::SplitHvFlag = ContextSetCfg::addCtxSet
({
{ 154, 168, 155, 139, 155, },
{ 169, 168, 170, 153, 170, },
{ 154, 168, 155, 153, 155, },
{ 10, 9, 9, 8, 8, },
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});
const CtxSet ContextSetCfg::Split12Flag = ContextSetCfg::addCtxSet
({
{ 154, 155, 154, 140, },
{ 169, 141, 154, 155, },
{ 169, 170, 169, 170, },
{ 12, 12, 12, 12, },
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});
const CtxSet ContextSetCfg::SkipFlag = ContextSetCfg::addCtxSet
({
{ 211, 198, 185, },
{ 0, 152, 154, },
{ 5, 8, 8, },
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});
const CtxSet ContextSetCfg::MergeFlag = ContextSetCfg::addCtxSet
({
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});
const CtxSet ContextSetCfg::RegularMergeFlag = ContextSetCfg::addCtxSet
({
{ 142, 125, },
{ 141, 110, },
{ CNU, CNU, },
{ 4, 4, },
});
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const CtxSet ContextSetCfg::MergeIdx = ContextSetCfg::addCtxSet
({
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});
const CtxSet ContextSetCfg::MmvdFlag = ContextSetCfg::addCtxSet
({
const CtxSet ContextSetCfg::MmvdMergeIdx = ContextSetCfg::addCtxSet
({
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const CtxSet ContextSetCfg::MmvdStepMvpIdx = ContextSetCfg::addCtxSet
({
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const CtxSet ContextSetCfg::PredMode = ContextSetCfg::addCtxSet
({
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});
const CtxSet ContextSetCfg::MultiRefLineIdx = ContextSetCfg::addCtxSet
({
{ 90, 212, },
{ 118, 212, },
{ 134, 169, },
{ 8, 8, },
const CtxSet ContextSetCfg::IntraLumaMpmFlag = ContextSetCfg::addCtxSet
({
{ 154, },
{ 154, },
{ 170, },
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const CtxSet ContextSetCfg::IntraLumaPlanarFlag = ContextSetCfg::addCtxSet
{ 125, 125, },
{ 139, 139, },
{ 110, 154, },
{ 4, 5, },
const CtxSet ContextSetCfg::IntraChromaPredMode = ContextSetCfg::addCtxSet
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({
{ 137, 139, 140, },
{ 138, 139, 169, },
{ 154, 154, 154, },
{ 5, 8, 8, },
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});
const CtxSet ContextSetCfg::MipFlag = ContextSetCfg::addCtxSet
({
{ 181, 182, 183, 152, },
{ 181, 197, 183, 152, },
{ 165, 196, 168, 40, },
{ 9, 10, 10, 1, },
});
const CtxSet ContextSetCfg::MipMode = ContextSetCfg::addCtxSet
({
{ 196, },
{ 196, },
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const CtxSet ContextSetCfg::DeltaQP = ContextSetCfg::addCtxSet
({
{ CNU, CNU, },
{ CNU, CNU, },
{ CNU, CNU, },
{ DWS, DWS, },
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});
const CtxSet ContextSetCfg::InterDir = ContextSetCfg::addCtxSet
({
{ 111, 125, 95, 94, 164, },
{ 126, 111, 110, 109, 136, },
{ CNU, CNU, CNU, CNU, CNU, },
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});
const CtxSet ContextSetCfg::RefPic = ContextSetCfg::addCtxSet
({
{ 125, 139, },
{ 138, 168, },
{ CNU, CNU, },
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});
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#if JVET_O0500_SEP_CTX_AFFINE_SUBBLOCK_MRG
const CtxSet ContextSetCfg::SubblockMergeFlag = ContextSetCfg::addCtxSet
({
{ 183, 185, 187, },
{ 168, 169, 171, },
{ CNU, CNU, CNU, },
{ 4, 4, 4, },
});
#endif
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const CtxSet ContextSetCfg::AffineFlag = ContextSetCfg::addCtxSet
({
{ 183, 185, 187, },
{ 168, 169, 171, },
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});
const CtxSet ContextSetCfg::AffineType = ContextSetCfg::addCtxSet
({
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});
const CtxSet ContextSetCfg::AffMergeIdx = ContextSetCfg::addCtxSet
const CtxSet ContextSetCfg::GBiIdx = ContextSetCfg::addCtxSet
({
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const CtxSet ContextSetCfg::Mvd = ContextSetCfg::addCtxSet
({
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const CtxSet ContextSetCfg::BDPCMMode = ContextSetCfg::addCtxSet
({
{ 148, 154, },
{ 0, 140, },
{ 40, 169, },
{ 1, 4, },
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const CtxSet ContextSetCfg::QtRootCbf = ContextSetCfg::addCtxSet
({
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const CtxSet ContextSetCfg::QtCbf[] =
{
#if JVET_O0193_REMOVE_TR_DEPTH_IN_CBF_CTX
{ 127, 111, 124, 140 },
{ 127, 79, 139, 126 },
{ 126, 138, 124, 111 },
{ 5, 1, 8, 8 },
#else
{ 142, 127, 124, 140, 111, },
{ 143, 127, 139, 126, 79, },
{ CNU, 126, 124, 111, 138, },
{ 1, 5, 8, 8, 1, },
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ContextSetCfg::addCtxSet
({
#if JVET_O0193_REMOVE_TR_DEPTH_IN_CBF_CTX
{ 163, },
{ 150, },
{ 124, },
{ 5, },
#else
{ 163, 135, },
{ 150, 121, },
{ 124, CNU, },
{ 5, 0, },
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}),
ContextSetCfg::addCtxSet
({
{ 161, 155, },
{ 163, 155, },
{ 151, 141, },
{ 2, 2, },
})
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};
const CtxSet ContextSetCfg::SigCoeffGroup[] =
{
ContextSetCfg::addCtxSet
({
{ 106, 156, },
{ 107, 158, },
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}),
ContextSetCfg::addCtxSet
({
{ 105, 155, },
{ 105, 155, },
{ 90, 126, },
{ 5, 8, },
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}),
};
const CtxSet ContextSetCfg::SigFlag[] =
{
ContextSetCfg::addCtxSet
({
{ 88, 166, 152, 182, 168, 154, 116, 167, 182, 168, 183, 155, 208, 213, 183, 183, 169, 185, },
{ 132, 152, 167, 168, 183, 140, 177, 182, 168, 154, 169, 155, 151, 213, 183, 169, 184, 156, },
{ 89, 138, 153, 139, 154, 140, 135, 139, 139, 140, 140, 141, 123, 185, 140, 170, 141, 157, },
{ 12, 9, 9, 9, 9, 10, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 9, },
}),
ContextSetCfg::addCtxSet
({
{ 27, 167, 153, 168, 139, 140, 180, 199, 183, 199, 199, 186, },
{ 133, 138, 153, 139, 154, 140, 181, 229, 169, 229, 170, 157, },
{ 104, 153, 168, 154, 154, 155, 167, 186, 170, 201, 171, 143, },
{ 9, 9, 12, 9, 12, 13, 5, 5, 8, 8, 8, 9, },
}),
ContextSetCfg::addCtxSet
({
{ 152, 156, 201, 186, 186, 187, 182, 249, 188, 232, 188, 191, 182, 223, 223, 223, 223, 223, },
{ 123, 142, 157, 172, 172, 218, 138, 250, 248, 248, 234, 223, 125, 223, 223, 223, 223, 223, },
{ 93, 142, 157, 143, 188, 175, 153, 223, 251, 223, 223, 238, 154, 223, 223, 223, 223, 223, },
{ 9, 12, 9, 8, 8, 8, 8, 8, 8, 8, 8, 5, 8, 0, 0, 0, 0, 0, },
}),
ContextSetCfg::addCtxSet
({
{ 182, 171, 157, 143, 172, 189, 183, 223, 223, 223, 223, 223, },
{ 168, 156, 173, 216, 172, 234, 169, 223, 223, 223, 223, 223, },
{ 138, 173, 142, 172, 189, 223, 170, 223, 223, 223, 223, 223, },
{ 8, 9, 12, 8, 8, 8, 4, 0, 0, 0, 0, 0, },
}),
ContextSetCfg::addCtxSet
({
{ 123, 159, 223, 223, 247, 237, 212, 223, 223, 237, 237, 223, 176, 223, 223, 223, 223, 223, },
{ 123, 191, 223, 190, 218, 223, 138, 223, 223, 223, 223, 223, 196, 223, 223, 223, 223, 223, },
{ 107, 175, 223, 223, 252, 223, 78, 223, 223, 238, 223, 238, 25, 223, 223, 223, 223, 223, },
{ 8, 8, 4, 8, 8, 8, 8, 0, 0, 4, 8, 4, 4, 0, 0, 0, 0, 0, },
}),
ContextSetCfg::addCtxSet
({
{ 167, 201, 223, 248, 219, 207, 181, 223, 223, 223, 223, 223, },
{ 167, 171, 223, 190, 248, 223, 152, 223, 223, 223, 223, 223, },
{ 137, 250, 223, 237, 234, 223, 123, 223, 223, 223, 223, 223, },
{ 8, 8, 1, 8, 8, 8, 4, 0, 0, 0, 0, 0, },
})
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};
const CtxSet ContextSetCfg::ParFlag[] =
{
ContextSetCfg::addCtxSet
({
{ 121, 119, 121, 137, 152, 153, 119, 151, 152, 138, 168, 135, 152, 153, 168, 139, 151, 153, 139, 168, 154, },
{ 121, 104, 121, 137, 138, 153, 104, 122, 123, 153, 124, 106, 138, 153, 168, 139, 137, 153, 168, 139, 139, },
{ 121, 135, 137, 152, 138, 153, 91, 137, 138, 153, 139, 151, 138, 153, 139, 139, 138, 168, 139, 154, 139, },
{ 8, 9, 12, 13, 13, 13, 10, 13, 13, 13, 13, 13, 13, 13, 13, 13, 10, 13, 13, 13, 13, },
}),
ContextSetCfg::addCtxSet
({
{ 151, 120, 152, 138, 138, 138, 151, 168, 154, 153, 154, },
{ 150, 120, 137, 123, 138, 153, 136, 153, 168, 139, 154, },
{ 151, 135, 152, 153, 138, 153, 137, 168, 154, 139, 154, },
{ 9, 13, 12, 12, 13, 13, 10, 13, 13, 13, 13, },
})
};
const CtxSet ContextSetCfg::GtxFlag[] =
{
ContextSetCfg::addCtxSet
({
{ 104, 0, 102, 89, 150, 122, 0, 58, 134, 136, 138, 0, 148, 136, 152, 124, 133, 136, 138, 153, 140, },
{ 73, 0, 26, 104, 120, 137, 0, 57, 105, 136, 138, 116, 90, 107, 152, 153, 104, 107, 123, 153, 125, },
{ 119, 41, 148, 135, 136, 123, 43, 60, 106, 122, 109, 73, 106, 108, 109, 124, 136, 138, 139, 154, 111, },
{ 4, 5, 9, 9, 9, 6, 5, 9, 10, 9, 9, 9, 9, 9, 8, 9, 9, 8, 9, 8, 9, },
}),
ContextSetCfg::addCtxSet
({
{ 149, 56, 134, 136, 92, 123, 104, 122, 124, 140, 126, },
{ 103, 0, 90, 91, 92, 93, 103, 136, 138, 154, 140, },
{ 165, 87, 120, 122, 122, 123, 120, 137, 168, 154, 155, },
{ 2, 5, 8, 8, 8, 6, 6, 9, 8, 8, 8, },
}),
ContextSetCfg::addCtxSet
({
{ 0, 176, 151, 138, 139, 140, 162, 167, 139, 154, 155, 164, 153, 154, 169, 170, 181, 183, 184, 156, 157, },
{ 0, 133, 137, 138, 139, 125, 134, 138, 139, 154, 155, 136, 153, 154, 140, 170, 138, 154, 155, 170, 157, },
{ 134, 120, 123, 153, 139, 140, 121, 109, 139, 125, 111, 138, 154, 140, 155, 141, 154, 140, 185, 156, 143, },
{ 8, 5, 9, 13, 13, 10, 9, 10, 13, 13, 13, 9, 10, 10, 10, 10, 8, 9, 8, 9, 13, },
}),
ContextSetCfg::addCtxSet
({
{ 161, 178, 153, 154, 140, 140, 211, 170, 186, 157, 188, },
{ 0, 135, 153, 139, 125, 140, 182, 170, 156, 142, 159, },
{ 164, 151, 153, 154, 125, 140, 154, 170, 186, 172, 159, },
{ 6, 9, 10, 12, 12, 10, 5, 9, 9, 9, 12, },
})
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const CtxSet ContextSetCfg::LastX[] =
{
ContextSetCfg::addCtxSet
({
{ 111, 111, 95, 111, 111, 124, 111, 126, 111, 124, 126, 126, 111, 111, 154, 154, 111, 110, 110, 124, },
{ 125, 110, 109, 125, 125, 123, 111, 111, 95, 123, 140, 111, 110, 95, 169, 125, 140, 139, 139, 138, },
{ 125, 110, 109, 140, 111, 109, 111, 111, 140, 123, 111, 126, 111, 140, 79, 155, 142, 141, 140, 198, },
{ 8, 5, 4, 5, 4, 4, 5, 4, 1, 0, 5, 1, 0, 0, 0, 1, 1, 0, 0, 0, },
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}),
ContextSetCfg::addCtxSet
({
{ 137, 95, 63, },
{ 138, 123, 92, },
{ 109, 108, 77, },
{ 2, 1, 1, },
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};
const CtxSet ContextSetCfg::LastY[] =
{
ContextSetCfg::addCtxSet
({
{ 125, 110, 139, 125, 111, 124, 111, 111, 95, 110, 140, 126, 110, 124, 155, 139, 111, 110, 124, 181, },
{ 95, 95, 109, 110, 110, 123, 125, 111, 124, 123, 140, 111, 110, 124, 154, 125, 126, 110, 124, 153, },
{ 110, 95, 94, 125, 125, 108, 111, 111, 95, 108, 111, 141, 111, 95, 78, 140, 186, 156, 125, 138, },
{ 8, 5, 8, 5, 5, 4, 5, 5, 4, 0, 5, 5, 1, 0, 0, 1, 4, 1, 0, 0, },
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}),
ContextSetCfg::addCtxSet
({
{ 108, 124, 138, },
{ 108, 123, 92, },
{ 109, 94, 92, },
{ 3, 2, 2, },
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};
const CtxSet ContextSetCfg::MVPIdx = ContextSetCfg::addCtxSet
({
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});
const CtxSet ContextSetCfg::SmvdFlag = ContextSetCfg::addCtxSet
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const CtxSet ContextSetCfg::SaoMergeFlag = ContextSetCfg::addCtxSet
({
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});
const CtxSet ContextSetCfg::SaoTypeIdx = ContextSetCfg::addCtxSet
({
{ 46, },
{ 95, },
{ 95, },
{ 0, },
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});
const CtxSet ContextSetCfg::TransquantBypassFlag = ContextSetCfg::addCtxSet
({
{ CNU, },
{ CNU, },
{ CNU, },
{ DWS, },
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const CtxSet ContextSetCfg::LFNSTIdx = ContextSetCfg::addCtxSet
( {
{ 184, CNU, },
{ 155, CNU, },
{ 169, 155, },
{ 8, 8, },
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const CtxSet ContextSetCfg::RdpcmFlag = ContextSetCfg::addCtxSet
({
{ CNU, CNU, },
{ CNU, CNU, },
{ CNU, CNU, },
{ DWS, DWS, },
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});
const CtxSet ContextSetCfg::RdpcmDir = ContextSetCfg::addCtxSet
({
{ CNU, CNU, },
{ CNU, CNU, },
{ CNU, CNU, },
{ DWS, DWS, },
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});
const CtxSet ContextSetCfg::MTSIndex = ContextSetCfg::addCtxSet
({
{ CNU, 141, 141, 140, 140, CNU, 218, 137, 153, 0, CNU, },
{ CNU, 141, 141, 126, 155, CNU, 250, 166, 153, 0, CNU, },
{ CNU, CNU, 139, 139, 154, CNU, 220, 0, 182, 161, CNU, },
{ DWS, 8, 8, 9, 8, DWS, 1, 0, 9, 0, DWS, },
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});
const CtxSet ContextSetCfg::ISPMode = ContextSetCfg::addCtxSet
({
{ 165, 154, },
{ 150, 169, },
{ 151, 169, },
{ 9, 1, },
const CtxSet ContextSetCfg::SbtFlag = ContextSetCfg::addCtxSet
const CtxSet ContextSetCfg::SbtQuadFlag = ContextSetCfg::addCtxSet
{ 168, },
{ 168, },
{ CNU, },
const CtxSet ContextSetCfg::SbtHorFlag = ContextSetCfg::addCtxSet
({
{ 139, 169, 139, },
{ 139, 154, 124, },
const CtxSet ContextSetCfg::SbtPosFlag = ContextSetCfg::addCtxSet
{ 154, },
{ 154, },
{ CNU, },
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const CtxSet ContextSetCfg::CrossCompPred = ContextSetCfg::addCtxSet
({
{ CNU, CNU, CNU, CNU, CNU, CNU, CNU, CNU, CNU, CNU, },
{ CNU, CNU, CNU, CNU, CNU, CNU, CNU, CNU, CNU, CNU, },
{ CNU, CNU, CNU, CNU, CNU, CNU, CNU, CNU, CNU, CNU, },
{ DWS, DWS, DWS, DWS, DWS, DWS, DWS, DWS, DWS, DWS, },
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});
const CtxSet ContextSetCfg::ChromaQpAdjFlag = ContextSetCfg::addCtxSet
({
{ CNU, },
{ CNU, },
{ CNU, },
{ DWS, },
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});
const CtxSet ContextSetCfg::ChromaQpAdjIdc = ContextSetCfg::addCtxSet
({
{ CNU, },
{ CNU, },
{ CNU, },
{ DWS, },
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});
const CtxSet ContextSetCfg::ImvFlag = ContextSetCfg::addCtxSet
({
{ 212, 180, 183, 242, },
{ 213, 166, 198, 244, },
{ CNU, 182, CNU, CNU, },
{ 1, 5, 1, 0, },
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});
const CtxSet ContextSetCfg::ctbAlfFlag = ContextSetCfg::addCtxSet
({
{ 167, 200, 174, 211, 247, 249, 151, 247, 249, },
{ 110, 142, 203, 168, 246, 248, 168, 246, 248, },
{ 223, 223, 223, 202, 204, 250, 202, 204, 221, },
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, },
});
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const CtxSet ContextSetCfg::AlfUseLatestFilt = ContextSetCfg::addCtxSet
({
{ 169, },
{ 183, },
{ 159, },
{ 0, },
});
const CtxSet ContextSetCfg::AlfUseTemporalFilt = ContextSetCfg::addCtxSet
({
{ 201, },
{ 200, },
{ CNU, },
{ 0, },
});
const CtxSet ContextSetCfg::MHIntraFlag = ContextSetCfg::addCtxSet
({
const CtxSet ContextSetCfg::IBCFlag = ContextSetCfg::addCtxSet
({
{ 0, 154, 156, },
{ 0, 153, 155, },
{ 133, 153, 154, },
{ 1, 5, 8, },
const CtxSet ContextSetCfg::JointCbCrFlag = ContextSetCfg::addCtxSet
({
#if JVET_O0105_ICT
{ 156, 156, 156, },
{ 156, 156, 156, },
{ 184, 184, 184, },
{ 1, 1, 1, },
#else
{ 156, },
{ 156, },
{ 184, },
{ 1, },
const CtxSet ContextSetCfg::TsSigCoeffGroup = ContextSetCfg::addCtxSet
({
{ 123, 139, 155, },
{ 123, 124, 140, },
{ 123, 139, 156, },
{ 5, 5, 5, },
});
const CtxSet ContextSetCfg::TsSigFlag = ContextSetCfg::addCtxSet
({
{ 150, 168, 140, },
{ 136, 124, 140, },
{ 135, 139, 126, },
{ 13, 13, 9, },
});
const CtxSet ContextSetCfg::TsParFlag = ContextSetCfg::addCtxSet
({
{ 123, },
{ 123, },
{ 138, },
{ 5, },
});
const CtxSet ContextSetCfg::TsGtxFlag = ContextSetCfg::addCtxSet
({
{ 124, 63, 79, 79, 95, },
{ 138, 47, 63, 63, 63, },
{ 124, 63, 63, 63, 63, },
{ 4, 1, 1, 1, 1, },
#if JVET_O0122_TS_SIGN_LEVEL
const CtxSet ContextSetCfg::TsLrg1Flag = ContextSetCfg::addCtxSet
({
{ 139, 108, 124, 111 },
{ 122, 138, 139, 110 },
{ 123, 139, 110, 125 },
{ 4, 2, 1, 5 }
});
#endif
#if JVET_O0122_TS_SIGN_LEVEL
const CtxSet ContextSetCfg::TsResidualSign =
{
ContextSetCfg::addCtxSet
({
{ 139, 92, 201, 139, 122, 171 },
{ 124, 77, 171, 169, 121, 187 },
{ 124, 61, 187, 154, 121, 187 },
{ 1, 4, 1, 5, 5, 5 }
}),
};
#else
const CtxSet ContextSetCfg::TsResidualSign =
{
ContextSetCfg::addCtxSet
({
{ 154, 154, },
{ 139, 154, },
{ 124, 139, },
{ 1, 2, },
#endif
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const unsigned ContextSetCfg::NumberOfContexts = (unsigned)ContextSetCfg::sm_InitTables[0].size();
// combined sets
const CtxSet ContextSetCfg::Sao = { ContextSetCfg::SaoMergeFlag, ContextSetCfg::SaoTypeIdx };
const CtxSet ContextSetCfg::Alf = { ContextSetCfg::ctbAlfFlag, ContextSetCfg::AlfUseLatestFilt, ContextSetCfg::AlfUseTemporalFilt };
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template <class BinProbModel>
CtxStore<BinProbModel>::CtxStore()
: m_CtxBuffer ()
, m_Ctx ( nullptr )
{}
template <class BinProbModel>
CtxStore<BinProbModel>::CtxStore( bool dummy )
: m_CtxBuffer ( ContextSetCfg::NumberOfContexts )
, m_Ctx ( m_CtxBuffer.data() )
{}
template <class BinProbModel>
CtxStore<BinProbModel>::CtxStore( const CtxStore<BinProbModel>& ctxStore )
: m_CtxBuffer ( ctxStore.m_CtxBuffer )
, m_Ctx ( m_CtxBuffer.data() )
{}
template <class BinProbModel>
void CtxStore<BinProbModel>::init( int qp, int initId )
{
const std::vector<uint8_t>& initTable = ContextSetCfg::getInitTable( initId );
CHECK( m_CtxBuffer.size() != initTable.size(),
"Size of init table (" << initTable.size() << ") does not match size of context buffer (" << m_CtxBuffer.size() << ")." );
const std::vector<uint8_t> &rateInitTable = ContextSetCfg::getInitTable(NUMBER_OF_SLICE_TYPES);
CHECK(m_CtxBuffer.size() != rateInitTable.size(),
"Size of rate init table (" << rateInitTable.size() << ") does not match size of context buffer ("
<< m_CtxBuffer.size() << ").");
int clippedQP = Clip3( 0, MAX_QP, qp );
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for( std::size_t k = 0; k < m_CtxBuffer.size(); k++ )
{
m_CtxBuffer[k].init( clippedQP, initTable[k] );
m_CtxBuffer[k].setLog2WindowSize(rateInitTable[k]);
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}
}
template <class BinProbModel>
void CtxStore<BinProbModel>::setWinSizes( const std::vector<uint8_t>& log2WindowSizes )
{
CHECK( m_CtxBuffer.size() != log2WindowSizes.size(),
"Size of window size table (" << log2WindowSizes.size() << ") does not match size of context buffer (" << m_CtxBuffer.size() << ")." );
for( std::size_t k = 0; k < m_CtxBuffer.size(); k++ )
{
m_CtxBuffer[k].setLog2WindowSize( log2WindowSizes[k] );
}
}
template <class BinProbModel>
void CtxStore<BinProbModel>::loadPStates( const std::vector<uint16_t>& probStates )
{
CHECK( m_CtxBuffer.size() != probStates.size(),
"Size of prob states table (" << probStates.size() << ") does not match size of context buffer (" << m_CtxBuffer.size() << ")." );
for( std::size_t k = 0; k < m_CtxBuffer.size(); k++ )
{
m_CtxBuffer[k].setState( probStates[k] );
}
}
template <class BinProbModel>
void CtxStore<BinProbModel>::savePStates( std::vector<uint16_t>& probStates ) const
{
probStates.resize( m_CtxBuffer.size(), uint16_t(0) );
for( std::size_t k = 0; k < m_CtxBuffer.size(); k++ )
{
probStates[k] = m_CtxBuffer[k].getState();
}
}
template class CtxStore<BinProbModel_Std>;
Ctx::Ctx() : m_BPMType( BPM_Undefined ) {}
Ctx::Ctx( const BinProbModel_Std* dummy ) : m_BPMType( BPM_Std ), m_CtxStore_Std ( true ) {}
Ctx::Ctx( const Ctx& ctx )
: m_BPMType ( ctx.m_BPMType )
, m_CtxStore_Std ( ctx.m_CtxStore_Std )
{
::memcpy( m_GRAdaptStats, ctx.m_GRAdaptStats, sizeof( unsigned ) * RExt__GOLOMB_RICE_ADAPTATION_STATISTICS_SETS );
}