EncAppCfg.cpp 206 KB
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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.
 *
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 * 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     EncAppCfg.cpp
    \brief    Handle encoder configuration parameters
*/

#include "EncAppCfg.h"

#include <stdio.h>
#include <stdlib.h>
#include <cstring>
#include <string>
#include <fstream>
#include <limits>

#include "Utilities/program_options_lite.h"
#include "CommonLib/Rom.h"
#include "EncoderLib/RateCtrl.h"

#include "CommonLib/dtrace_next.h"

#define MACRO_TO_STRING_HELPER(val) #val
#define MACRO_TO_STRING(val) MACRO_TO_STRING_HELPER(val)

using namespace std;
namespace po = df::program_options_lite;



enum ExtendedProfileName // this is used for determining profile strings, where multiple profiles map to a single profile idc with various constraint flag combinations
{
  NONE = 0,
  MAIN = 1,
  MAIN10 = 2,
  MAINSTILLPICTURE = 3,
  MAINREXT = 4,
  HIGHTHROUGHPUTREXT = 5, // Placeholder profile for development
  // The following are RExt profiles, which would map to the MAINREXT profile idc.
  // The enumeration indicates the bit-depth constraint in the bottom 2 digits
  //                           the chroma format in the next digit
  //                           the intra constraint in the next digit
  //                           If it is a RExt still picture, there is a '1' for the top digit.
  MONOCHROME_8      = 1008,
  MONOCHROME_12     = 1012,
  MONOCHROME_16     = 1016,
  MAIN_12           = 1112,
  MAIN_422_10       = 1210,
  MAIN_422_12       = 1212,
  MAIN_444          = 1308,
  MAIN_444_10       = 1310,
  MAIN_444_12       = 1312,
  MAIN_444_16       = 1316, // non-standard profile definition, used for development purposes
  MAIN_INTRA        = 2108,
  MAIN_10_INTRA     = 2110,
  MAIN_12_INTRA     = 2112,
  MAIN_422_10_INTRA = 2210,
  MAIN_422_12_INTRA = 2212,
  MAIN_444_INTRA    = 2308,
  MAIN_444_10_INTRA = 2310,
  MAIN_444_12_INTRA = 2312,
  MAIN_444_16_INTRA = 2316,
  MAIN_444_STILL_PICTURE = 11308,
  MAIN_444_16_STILL_PICTURE = 12316,
  NEXT          = 6
};


//! \ingroup EncoderApp
//! \{

// ====================================================================================================================
// Constructor / destructor / initialization / destroy
// ====================================================================================================================

EncAppCfg::EncAppCfg()
: m_inputColourSpaceConvert(IPCOLOURSPACE_UNCHANGED)
, m_snrInternalColourSpace(false)
, m_outputInternalColourSpace(false)
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, m_packedYUVMode(false)
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, m_bIntraOnlyConstraintFlag(false)
, m_maxBitDepthConstraintIdc(0)
, m_maxChromaFormatConstraintIdc(CHROMA_420)
, m_bFrameConstraintFlag(false)
, m_bNoQtbttDualTreeIntraConstraintFlag(false)
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, m_noPartitionConstraintsOverrideConstraintFlag(false)
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, m_bNoSaoConstraintFlag(false)
, m_bNoAlfConstraintFlag(false)
, m_bNoPcmConstraintFlag(false)
, m_bNoRefWraparoundConstraintFlag(false)
, m_bNoTemporalMvpConstraintFlag(false)
, m_bNoSbtmvpConstraintFlag(false)
, m_bNoAmvrConstraintFlag(false)
, m_bNoBdofConstraintFlag(false)
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, m_noDmvrConstraintFlag(false)
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, m_bNoCclmConstraintFlag(false)
, m_bNoMtsConstraintFlag(false)
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, m_noSbtConstraintFlag(false)
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, m_bNoAffineMotionConstraintFlag(false)
, m_bNoGbiConstraintFlag(false)
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, m_noIbcConstraintFlag(false)
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, m_bNoMhIntraConstraintFlag(false)
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, m_noFPelMmvdConstraintFlag(false)
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, m_bNoTriangleConstraintFlag(false)
, m_bNoLadfConstraintFlag(false)
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, m_noTransformSkipConstraintFlag(false)
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#if JVET_O1136_TS_BDPCM_SIGNALLING
, m_noBDPCMConstraintFlag(false)
#endif
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, m_bNoQpDeltaConstraintFlag(false)
, m_bNoDepQuantConstraintFlag(false)
, m_bNoSignDataHidingConstraintFlag(false)
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#if EXTENSION_360_VIDEO
, m_ext360(*this)
#endif
{
  m_aidQP = NULL;
  m_startOfCodedInterval = NULL;
  m_codedPivotValue = NULL;
  m_targetPivotValue = NULL;
}

EncAppCfg::~EncAppCfg()
{
  if ( m_aidQP )
  {
    delete[] m_aidQP;
  }
  if ( m_startOfCodedInterval )
  {
    delete[] m_startOfCodedInterval;
    m_startOfCodedInterval = NULL;
  }
   if ( m_codedPivotValue )
  {
    delete[] m_codedPivotValue;
    m_codedPivotValue = NULL;
  }
  if ( m_targetPivotValue )
  {
    delete[] m_targetPivotValue;
    m_targetPivotValue = NULL;
  }

#if ENABLE_TRACING
  tracing_uninit(g_trace_ctx);
#endif
}

void EncAppCfg::create()
{
}

void EncAppCfg::destroy()
{
}

std::istringstream &operator>>(std::istringstream &in, GOPEntry &entry)     //input
{
  in>>entry.m_sliceType;
  in>>entry.m_POC;
  in>>entry.m_QPOffset;
#if X0038_LAMBDA_FROM_QP_CAPABILITY
  in>>entry.m_QPOffsetModelOffset;
  in>>entry.m_QPOffsetModelScale;
#endif
#if W0038_CQP_ADJ
  in>>entry.m_CbQPoffset;
  in>>entry.m_CrQPoffset;
#endif
  in>>entry.m_QPFactor;
  in>>entry.m_tcOffsetDiv2;
  in>>entry.m_betaOffsetDiv2;
  in>>entry.m_temporalId;
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  in >> entry.m_numRefPicsActive0;
  in >> entry.m_numRefPics0;
  for (int i = 0; i < entry.m_numRefPics0; i++)
  {
    in >> entry.m_deltaRefPics0[i];
  }
  in >> entry.m_numRefPicsActive1;
  in >> entry.m_numRefPics1;
  for (int i = 0; i < entry.m_numRefPics1; i++)
  {
    in >> entry.m_deltaRefPics1[i];
  }
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  return in;
}

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std::istringstream &operator>>(std::istringstream &in, BrickSplit &entry)     //input
{
  in>>entry.m_tileIdx;
  in>>entry.m_uniformSplit;
  if (entry.m_uniformSplit)
  {
    in>>entry.m_uniformHeight;
  }
  else
  {
    in>>entry.m_numSplits;
    for ( int i = 0; i < entry.m_numSplits; i++ )
    {
      in>>entry.m_brickHeight[i];
    }
  }
  return in;
}


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bool confirmPara(bool bflag, const char* message);

static inline ChromaFormat numberToChromaFormat(const int val)
{
  switch (val)
  {
    case 400: return CHROMA_400; break;
    case 420: return CHROMA_420; break;
    case 422: return CHROMA_422; break;
    case 444: return CHROMA_444; break;
    default:  return NUM_CHROMA_FORMAT;
  }
}

static const struct MapStrToProfile
{
  const char* str;
  Profile::Name value;
}
strToProfile[] =
{
  {"none",                 Profile::NONE               },
  {"main",                 Profile::MAIN               },
  {"main10",               Profile::MAIN10             },
  {"main-still-picture",   Profile::MAINSTILLPICTURE   },
  {"main-RExt",            Profile::MAINREXT           },
  {"high-throughput-RExt", Profile::HIGHTHROUGHPUTREXT },
  {"next",                 Profile::NEXT           }
};

static const struct MapStrToExtendedProfile
{
  const char* str;
  ExtendedProfileName value;
}
strToExtendedProfile[] =
{
    {"none",                      NONE             },
    {"main",                      MAIN             },
    {"main10",                    MAIN10           },
    {"main_still_picture",        MAINSTILLPICTURE },
    {"main-still-picture",        MAINSTILLPICTURE },
    {"main_RExt",                 MAINREXT         },
    {"main-RExt",                 MAINREXT         },
    {"main_rext",                 MAINREXT         },
    {"main-rext",                 MAINREXT         },
    {"high_throughput_RExt",      HIGHTHROUGHPUTREXT },
    {"high-throughput-RExt",      HIGHTHROUGHPUTREXT },
    {"high_throughput_rext",      HIGHTHROUGHPUTREXT },
    {"high-throughput-rext",      HIGHTHROUGHPUTREXT },
    {"monochrome",                MONOCHROME_8     },
    {"monochrome12",              MONOCHROME_12    },
    {"monochrome16",              MONOCHROME_16    },
    {"main12",                    MAIN_12          },
    {"main_422_10",               MAIN_422_10      },
    {"main_422_12",               MAIN_422_12      },
    {"main_444",                  MAIN_444         },
    {"main_444_10",               MAIN_444_10      },
    {"main_444_12",               MAIN_444_12      },
    {"main_444_16",               MAIN_444_16      },
    {"main_intra",                MAIN_INTRA       },
    {"main_10_intra",             MAIN_10_INTRA    },
    {"main_12_intra",             MAIN_12_INTRA    },
    {"main_422_10_intra",         MAIN_422_10_INTRA},
    {"main_422_12_intra",         MAIN_422_12_INTRA},
    {"main_444_intra",            MAIN_444_INTRA   },
    {"main_444_still_picture",    MAIN_444_STILL_PICTURE },
    {"main_444_10_intra",         MAIN_444_10_INTRA},
    {"main_444_12_intra",         MAIN_444_12_INTRA},
    {"main_444_16_intra",         MAIN_444_16_INTRA},
    {"main_444_16_still_picture", MAIN_444_16_STILL_PICTURE },
    {"next",                      NEXT }
};

static const ExtendedProfileName validRExtProfileNames[2/* intraConstraintFlag*/][4/* bit depth constraint 8=0, 10=1, 12=2, 16=3*/][4/*chroma format*/]=
{
    {
        { MONOCHROME_8,  NONE,          NONE,              MAIN_444          }, // 8-bit  inter for 400, 420, 422 and 444
        { NONE,          NONE,          MAIN_422_10,       MAIN_444_10       }, // 10-bit inter for 400, 420, 422 and 444
        { MONOCHROME_12, MAIN_12,       MAIN_422_12,       MAIN_444_12       }, // 12-bit inter for 400, 420, 422 and 444
        { MONOCHROME_16, NONE,          NONE,              MAIN_444_16       }  // 16-bit inter for 400, 420, 422 and 444 (the latter is non standard used for development)
    },
    {
        { NONE,          MAIN_INTRA,    NONE,              MAIN_444_INTRA    }, // 8-bit  intra for 400, 420, 422 and 444
        { NONE,          MAIN_10_INTRA, MAIN_422_10_INTRA, MAIN_444_10_INTRA }, // 10-bit intra for 400, 420, 422 and 444
        { NONE,          MAIN_12_INTRA, MAIN_422_12_INTRA, MAIN_444_12_INTRA }, // 12-bit intra for 400, 420, 422 and 444
        { NONE,          NONE,          NONE,              MAIN_444_16_INTRA }  // 16-bit intra for 400, 420, 422 and 444
    }
};

static const struct MapStrToTier
{
  const char* str;
  Level::Tier value;
}
strToTier[] =
{
  {"main", Level::MAIN},
  {"high", Level::HIGH},
};

static const struct MapStrToLevel
{
  const char* str;
  Level::Name value;
}
strToLevel[] =
{
  {"none",Level::NONE},
  {"1",   Level::LEVEL1},
  {"2",   Level::LEVEL2},
  {"2.1", Level::LEVEL2_1},
  {"3",   Level::LEVEL3},
  {"3.1", Level::LEVEL3_1},
  {"4",   Level::LEVEL4},
  {"4.1", Level::LEVEL4_1},
  {"5",   Level::LEVEL5},
  {"5.1", Level::LEVEL5_1},
  {"5.2", Level::LEVEL5_2},
  {"6",   Level::LEVEL6},
  {"6.1", Level::LEVEL6_1},
  {"6.2", Level::LEVEL6_2},
  {"8.5", Level::LEVEL8_5},
};

#if U0132_TARGET_BITS_SATURATION
uint32_t g_uiMaxCpbSize[2][21] =
{
  //         LEVEL1,        LEVEL2,LEVEL2_1,     LEVEL3, LEVEL3_1,      LEVEL4, LEVEL4_1,       LEVEL5,  LEVEL5_1,  LEVEL5_2,    LEVEL6,  LEVEL6_1,  LEVEL6_2
  { 0, 0, 0, 350000, 0, 0, 1500000, 3000000, 0, 6000000, 10000000, 0, 12000000, 20000000, 0,  25000000,  40000000,  60000000,  60000000, 120000000, 240000000 },
  { 0, 0, 0,      0, 0, 0,       0,       0, 0,       0,        0, 0, 30000000, 50000000, 0, 100000000, 160000000, 240000000, 240000000, 480000000, 800000000 }
};
#endif

static const struct MapStrToCostMode
{
  const char* str;
  CostMode    value;
}
strToCostMode[] =
{
  {"lossy",                     COST_STANDARD_LOSSY},
  {"sequence_level_lossless",   COST_SEQUENCE_LEVEL_LOSSLESS},
  {"lossless",                  COST_LOSSLESS_CODING},
  {"mixed_lossless_lossy",      COST_MIXED_LOSSLESS_LOSSY_CODING}
};

static const struct MapStrToScalingListMode
{
  const char* str;
  ScalingListMode value;
}
strToScalingListMode[] =
{
  {"0",       SCALING_LIST_OFF},
  {"1",       SCALING_LIST_DEFAULT},
  {"2",       SCALING_LIST_FILE_READ},
  {"off",     SCALING_LIST_OFF},
  {"default", SCALING_LIST_DEFAULT},
  {"file",    SCALING_LIST_FILE_READ}
};

template<typename T, typename P>
static std::string enumToString(P map[], uint32_t mapLen, const T val)
{
  for (uint32_t i = 0; i < mapLen; i++)
  {
    if (val == map[i].value)
    {
      return map[i].str;
    }
  }
  return std::string();
}

template<typename T, typename P>
static istream& readStrToEnum(P map[], uint32_t mapLen, istream &in, T &val)
{
  string str;
  in >> str;

  for (uint32_t i = 0; i < mapLen; i++)
  {
    if (str == map[i].str)
    {
      val = map[i].value;
      goto found;
    }
  }
  /* not found */
  in.setstate(ios::failbit);
found:
  return in;
}

//inline to prevent compiler warnings for "unused static function"

static inline istream& operator >> (istream &in, ExtendedProfileName &profile)
{
  return readStrToEnum(strToExtendedProfile, sizeof(strToExtendedProfile)/sizeof(*strToExtendedProfile), in, profile);
}

namespace Level
{
  static inline istream& operator >> (istream &in, Tier &tier)
  {
    return readStrToEnum(strToTier, sizeof(strToTier)/sizeof(*strToTier), in, tier);
  }

  static inline istream& operator >> (istream &in, Name &level)
  {
    return readStrToEnum(strToLevel, sizeof(strToLevel)/sizeof(*strToLevel), in, level);
  }
}

static inline istream& operator >> (istream &in, CostMode &mode)
{
  return readStrToEnum(strToCostMode, sizeof(strToCostMode)/sizeof(*strToCostMode), in, mode);
}

static inline istream& operator >> (istream &in, ScalingListMode &mode)
{
  return readStrToEnum(strToScalingListMode, sizeof(strToScalingListMode)/sizeof(*strToScalingListMode), in, mode);
}

template <class T>
struct SMultiValueInput
{
  const T              minValIncl;
  const T              maxValIncl;
  const std::size_t    minNumValuesIncl;
  const std::size_t    maxNumValuesIncl; // Use 0 for unlimited
        std::vector<T> values;
  SMultiValueInput() : minValIncl(0), maxValIncl(0), minNumValuesIncl(0), maxNumValuesIncl(0), values() { }
  SMultiValueInput(std::vector<T> &defaults) : minValIncl(0), maxValIncl(0), minNumValuesIncl(0), maxNumValuesIncl(0), values(defaults) { }
  SMultiValueInput(const T &minValue, const T &maxValue, std::size_t minNumberValues=0, std::size_t maxNumberValues=0)
    : minValIncl(minValue), maxValIncl(maxValue), minNumValuesIncl(minNumberValues), maxNumValuesIncl(maxNumberValues), values()  { }
  SMultiValueInput(const T &minValue, const T &maxValue, std::size_t minNumberValues, std::size_t maxNumberValues, const T* defValues, const uint32_t numDefValues)
    : minValIncl(minValue), maxValIncl(maxValue), minNumValuesIncl(minNumberValues), maxNumValuesIncl(maxNumberValues), values(defValues, defValues+numDefValues)  { }
  SMultiValueInput<T> &operator=(const std::vector<T> &userValues) { values=userValues; return *this; }
  SMultiValueInput<T> &operator=(const SMultiValueInput<T> &userValues) { values=userValues.values; return *this; }

  T readValue(const char *&pStr, bool &bSuccess);

  istream& readValues(std::istream &in);
};

template <class T>
static inline istream& operator >> (std::istream &in, SMultiValueInput<T> &values)
{
  return values.readValues(in);
}

template<>
uint32_t SMultiValueInput<uint32_t>::readValue(const char *&pStr, bool &bSuccess)
{
  char *eptr;
  uint32_t val=strtoul(pStr, &eptr, 0);
  pStr=eptr;
  bSuccess=!(*eptr!=0 && !isspace(*eptr) && *eptr!=',') && !(val<minValIncl || val>maxValIncl);
  return val;
}

template<>
int SMultiValueInput<int>::readValue(const char *&pStr, bool &bSuccess)
{
  char *eptr;
  int val=strtol(pStr, &eptr, 0);
  pStr=eptr;
  bSuccess=!(*eptr!=0 && !isspace(*eptr) && *eptr!=',') && !(val<minValIncl || val>maxValIncl);
  return val;
}

template<>
double SMultiValueInput<double>::readValue(const char *&pStr, bool &bSuccess)
{
  char *eptr;
  double val=strtod(pStr, &eptr);
  pStr=eptr;
  bSuccess=!(*eptr!=0 && !isspace(*eptr) && *eptr!=',') && !(val<minValIncl || val>maxValIncl);
  return val;
}

template<>
bool SMultiValueInput<bool>::readValue(const char *&pStr, bool &bSuccess)
{
  char *eptr;
  int val=strtol(pStr, &eptr, 0);
  pStr=eptr;
  bSuccess=!(*eptr!=0 && !isspace(*eptr) && *eptr!=',') && !(val<int(minValIncl) || val>int(maxValIncl));
  return val!=0;
}

template <class T>
istream& SMultiValueInput<T>::readValues(std::istream &in)
{
  values.clear();
  string str;
  while (!in.eof())
  {
    string tmp; in >> tmp; str+=" " + tmp;
  }
  if (!str.empty())
  {
    const char *pStr=str.c_str();
    // soak up any whitespace
    for(;isspace(*pStr);pStr++);

    while (*pStr != 0)
    {
      bool bSuccess=true;
      T val=readValue(pStr, bSuccess);
      if (!bSuccess)
      {
        in.setstate(ios::failbit);
        break;
      }

      if (maxNumValuesIncl != 0 && values.size() >= maxNumValuesIncl)
      {
        in.setstate(ios::failbit);
        break;
      }
      values.push_back(val);
      // soak up any whitespace and up to 1 comma.
      for(;isspace(*pStr);pStr++);
      if (*pStr == ',')
      {
        pStr++;
      }
      for(;isspace(*pStr);pStr++);
    }
  }
  if (values.size() < minNumValuesIncl)
  {
    in.setstate(ios::failbit);
  }
  return in;
}

#if QP_SWITCHING_FOR_PARALLEL
template <class T>
static inline istream& operator >> (std::istream &in, EncAppCfg::OptionalValue<T> &value)
{
  in >> std::ws;
  if (in.eof())
  {
    value.bPresent = false;
  }
  else
  {
    in >> value.value;
    value.bPresent = true;
  }
  return in;
}
#endif

static void
automaticallySelectRExtProfile(const bool bUsingGeneralRExtTools,
                               const bool bUsingChromaQPAdjustment,
                               const bool bUsingExtendedPrecision,
                               const bool bIntraConstraintFlag,
                               uint32_t &bitDepthConstraint,
                               ChromaFormat &chromaFormatConstraint,
                               const int  maxBitDepth,
                               const ChromaFormat chromaFormat)
{
  // Try to choose profile, according to table in Q1013.
  uint32_t trialBitDepthConstraint=maxBitDepth;
  if (trialBitDepthConstraint<8)
  {
    trialBitDepthConstraint=8;
  }
  else if (trialBitDepthConstraint==9 || trialBitDepthConstraint==11)
  {
    trialBitDepthConstraint++;
  }
  else if (trialBitDepthConstraint>12)
  {
    trialBitDepthConstraint=16;
  }

  // both format and bit depth constraints are unspecified
  if (bUsingExtendedPrecision || trialBitDepthConstraint==16)
  {
    bitDepthConstraint = 16;
    chromaFormatConstraint = (!bIntraConstraintFlag && chromaFormat==CHROMA_400) ? CHROMA_400 : CHROMA_444;
  }
  else if (bUsingGeneralRExtTools)
  {
    if (chromaFormat == CHROMA_400 && !bIntraConstraintFlag)
    {
      bitDepthConstraint = 16;
      chromaFormatConstraint = CHROMA_400;
    }
    else
    {
      bitDepthConstraint = trialBitDepthConstraint;
      chromaFormatConstraint = CHROMA_444;
    }
  }
  else if (chromaFormat == CHROMA_400)
  {
    if (bIntraConstraintFlag)
    {
      chromaFormatConstraint = CHROMA_420; // there is no intra 4:0:0 profile.
      bitDepthConstraint     = trialBitDepthConstraint;
    }
    else
    {
      chromaFormatConstraint = CHROMA_400;
      bitDepthConstraint     = trialBitDepthConstraint == 8 ? 8 : 12;
    }
  }
  else
  {
    bitDepthConstraint = trialBitDepthConstraint;
    chromaFormatConstraint = chromaFormat;
    if (bUsingChromaQPAdjustment && chromaFormat == CHROMA_420)
    {
      chromaFormatConstraint = CHROMA_422; // 4:2:0 cannot use the chroma qp tool.
    }
    if (chromaFormatConstraint == CHROMA_422 && bitDepthConstraint == 8)
    {
      bitDepthConstraint = 10; // there is no 8-bit 4:2:2 profile.
    }
    if (chromaFormatConstraint == CHROMA_420 && !bIntraConstraintFlag)
    {
      bitDepthConstraint = 12; // there is no 8 or 10-bit 4:2:0 inter RExt profile.
    }
  }
}
// ====================================================================================================================
// Public member functions
// ====================================================================================================================

/** \param  argc        number of arguments
    \param  argv        array of arguments
    \retval             true when success
 */
bool EncAppCfg::parseCfg( int argc, char* argv[] )
{
  bool do_help = false;

  int tmpChromaFormat;
  int tmpInputChromaFormat;
  int tmpConstraintChromaFormat;
  int tmpWeightedPredictionMethod;
  int tmpFastInterSearchMode;
  int tmpMotionEstimationSearchMethod;
  int tmpSliceMode;
  int tmpDecodedPictureHashSEIMappedType;
  string inputColourSpaceConvert;
  string inputPathPrefix;
  ExtendedProfileName extendedProfile;
  int saoOffsetBitShift[MAX_NUM_CHANNEL_TYPE];

  // Multi-value input fields:                                // minval, maxval (incl), min_entries, max_entries (incl) [, default values, number of default values]
  SMultiValueInput<uint32_t> cfg_ColumnWidth                     (0, std::numeric_limits<uint32_t>::max(), 0, std::numeric_limits<uint32_t>::max());
  SMultiValueInput<uint32_t> cfg_RowHeight                       (0, std::numeric_limits<uint32_t>::max(), 0, std::numeric_limits<uint32_t>::max());
  SMultiValueInput<int>  cfg_startOfCodedInterval            (std::numeric_limits<int>::min(), std::numeric_limits<int>::max(), 0, 1<<16);
  SMultiValueInput<int>  cfg_codedPivotValue                 (std::numeric_limits<int>::min(), std::numeric_limits<int>::max(), 0, 1<<16);
  SMultiValueInput<int>  cfg_targetPivotValue                (std::numeric_limits<int>::min(), std::numeric_limits<int>::max(), 0, 1<<16);

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  SMultiValueInput<uint32_t> cfg_SliceIdx                    (0, std::numeric_limits<uint32_t>::max(), 0, std::numeric_limits<uint32_t>::max());
  SMultiValueInput<uint32_t> cfg_SignalledSliceId            (0, std::numeric_limits<uint32_t>::max(), 0, std::numeric_limits<uint32_t>::max());
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  SMultiValueInput<double> cfg_adIntraLambdaModifier         (0, std::numeric_limits<double>::max(), 0, MAX_TLAYER); ///< Lambda modifier for Intra pictures, one for each temporal layer. If size>temporalLayer, then use [temporalLayer], else if size>0, use [size()-1], else use m_adLambdaModifier.

#if SHARP_LUMA_DELTA_QP
  const int defaultLumaLevelTodQp_QpChangePoints[]   =  {-3,  -2,  -1,   0,   1,   2,   3,   4,   5,   6};
  const int defaultLumaLevelTodQp_LumaChangePoints[] =  { 0, 301, 367, 434, 501, 567, 634, 701, 767, 834};
  SMultiValueInput<int>  cfg_lumaLeveltoDQPMappingQP         (-MAX_QP, MAX_QP,                    0, LUMA_LEVEL_TO_DQP_LUT_MAXSIZE, defaultLumaLevelTodQp_QpChangePoints,   sizeof(defaultLumaLevelTodQp_QpChangePoints  )/sizeof(int));
  SMultiValueInput<int>  cfg_lumaLeveltoDQPMappingLuma       (0, std::numeric_limits<int>::max(), 0, LUMA_LEVEL_TO_DQP_LUT_MAXSIZE, defaultLumaLevelTodQp_LumaChangePoints, sizeof(defaultLumaLevelTodQp_LumaChangePoints)/sizeof(int));
  uint32_t lumaLevelToDeltaQPMode;
#endif

  const uint32_t defaultInputKneeCodes[3]  = { 600, 800, 900 };
  const uint32_t defaultOutputKneeCodes[3] = { 100, 250, 450 };
  SMultiValueInput<uint32_t> cfg_kneeSEIInputKneePointValue      (1,  999, 0, 999, defaultInputKneeCodes,  sizeof(defaultInputKneeCodes )/sizeof(uint32_t));
  SMultiValueInput<uint32_t> cfg_kneeSEIOutputKneePointValue     (0, 1000, 0, 999, defaultOutputKneeCodes, sizeof(defaultOutputKneeCodes)/sizeof(uint32_t));
  const int defaultPrimaryCodes[6]     = { 0,50000, 0,0, 50000,0 };
  const int defaultWhitePointCode[2]   = { 16667, 16667 };
  SMultiValueInput<int>  cfg_DisplayPrimariesCode            (0, 50000, 6, 6, defaultPrimaryCodes,   sizeof(defaultPrimaryCodes  )/sizeof(int));
  SMultiValueInput<int>  cfg_DisplayWhitePointCode           (0, 50000, 2, 2, defaultWhitePointCode, sizeof(defaultWhitePointCode)/sizeof(int));

  SMultiValueInput<bool> cfg_timeCodeSeiTimeStampFlag        (0,  1, 0, MAX_TIMECODE_SEI_SETS);
  SMultiValueInput<bool> cfg_timeCodeSeiNumUnitFieldBasedFlag(0,  1, 0, MAX_TIMECODE_SEI_SETS);
  SMultiValueInput<int>  cfg_timeCodeSeiCountingType         (0,  6, 0, MAX_TIMECODE_SEI_SETS);
  SMultiValueInput<bool> cfg_timeCodeSeiFullTimeStampFlag    (0,  1, 0, MAX_TIMECODE_SEI_SETS);
  SMultiValueInput<bool> cfg_timeCodeSeiDiscontinuityFlag    (0,  1, 0, MAX_TIMECODE_SEI_SETS);
  SMultiValueInput<bool> cfg_timeCodeSeiCntDroppedFlag       (0,  1, 0, MAX_TIMECODE_SEI_SETS);
  SMultiValueInput<int>  cfg_timeCodeSeiNumberOfFrames       (0,511, 0, MAX_TIMECODE_SEI_SETS);
  SMultiValueInput<int>  cfg_timeCodeSeiSecondsValue         (0, 59, 0, MAX_TIMECODE_SEI_SETS);
  SMultiValueInput<int>  cfg_timeCodeSeiMinutesValue         (0, 59, 0, MAX_TIMECODE_SEI_SETS);
  SMultiValueInput<int>  cfg_timeCodeSeiHoursValue           (0, 23, 0, MAX_TIMECODE_SEI_SETS);
  SMultiValueInput<bool> cfg_timeCodeSeiSecondsFlag          (0,  1, 0, MAX_TIMECODE_SEI_SETS);
  SMultiValueInput<bool> cfg_timeCodeSeiMinutesFlag          (0,  1, 0, MAX_TIMECODE_SEI_SETS);
  SMultiValueInput<bool> cfg_timeCodeSeiHoursFlag            (0,  1, 0, MAX_TIMECODE_SEI_SETS);
  SMultiValueInput<int>  cfg_timeCodeSeiTimeOffsetLength     (0, 31, 0, MAX_TIMECODE_SEI_SETS);
  SMultiValueInput<int>  cfg_timeCodeSeiTimeOffsetValue      (std::numeric_limits<int>::min(), std::numeric_limits<int>::max(), 0, MAX_TIMECODE_SEI_SETS);
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#if LUMA_ADAPTIVE_DEBLOCKING_FILTER_QP_OFFSET
  const int defaultLadfQpOffset[3] = { 1, 0, 1 };
  const int defaultLadfIntervalLowerBound[2] = { 350, 833 };
  SMultiValueInput<int>  cfg_LadfQpOffset                    ( -MAX_QP, MAX_QP, 2, MAX_LADF_INTERVALS, defaultLadfQpOffset, 3 );
  SMultiValueInput<int>  cfg_LadfIntervalLowerBound          ( 0, std::numeric_limits<int>::max(), 1, MAX_LADF_INTERVALS - 1, defaultLadfIntervalLowerBound, 2 );
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#endif
  SMultiValueInput<unsigned> cfg_virtualBoundariesPosX       (0, std::numeric_limits<uint32_t>::max(), 0, 3);
  SMultiValueInput<unsigned> cfg_virtualBoundariesPosY       (0, std::numeric_limits<uint32_t>::max(), 0, 3);
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  int warnUnknowParameter = 0;

#if ENABLE_TRACING
  string sTracingRule;
  string sTracingFile;
  bool   bTracingChannelsList = false;
#endif
#if ENABLE_SIMD_OPT
  std::string ignore;
#endif

  bool sdr = false;

  po::Options opts;
  opts.addOptions()
  ("help",                                            do_help,                                          false, "this help text")
  ("c",    po::parseConfigFile, "configuration file name")
  ("WarnUnknowParameter,w",                           warnUnknowParameter,                                  0, "warn for unknown configuration parameters instead of failing")
  ("isSDR",                                           sdr,                                              false, "compatibility")
#if ENABLE_SIMD_OPT
  ("SIMD",                                            ignore,                                      string(""), "SIMD extension to use (SCALAR, SSE41, SSE42, AVX, AVX2, AVX512), default: the highest supported extension\n")
#endif
  // File, I/O and source parameters
  ("InputFile,i",                                     m_inputFileName,                             string(""), "Original YUV input file name")
  ("InputPathPrefix,-ipp",                            inputPathPrefix,                             string(""), "pathname to prepend to input filename")
  ("BitstreamFile,b",                                 m_bitstreamFileName,                         string(""), "Bitstream output file name")
  ("ReconFile,o",                                     m_reconFileName,                             string(""), "Reconstructed YUV output file name")
  ("SourceWidth,-wdt",                                m_iSourceWidth,                                       0, "Source picture width")
  ("SourceHeight,-hgt",                               m_iSourceHeight,                                      0, "Source picture height")
  ("InputBitDepth",                                   m_inputBitDepth[CHANNEL_TYPE_LUMA],                   8, "Bit-depth of input file")
  ("OutputBitDepth",                                  m_outputBitDepth[CHANNEL_TYPE_LUMA],                  0, "Bit-depth of output file (default:InternalBitDepth)")
  ("MSBExtendedBitDepth",                             m_MSBExtendedBitDepth[CHANNEL_TYPE_LUMA],             0, "bit depth of luma component after addition of MSBs of value 0 (used for synthesising High Dynamic Range source material). (default:InputBitDepth)")
  ("InternalBitDepth",                                m_internalBitDepth[CHANNEL_TYPE_LUMA],                0, "Bit-depth the codec operates at. (default: MSBExtendedBitDepth). If different to MSBExtendedBitDepth, source data will be converted")
  ("InputBitDepthC",                                  m_inputBitDepth[CHANNEL_TYPE_CHROMA],                 0, "As per InputBitDepth but for chroma component. (default:InputBitDepth)")
  ("OutputBitDepthC",                                 m_outputBitDepth[CHANNEL_TYPE_CHROMA],                0, "As per OutputBitDepth but for chroma component. (default: use luma output bit-depth)")
  ("MSBExtendedBitDepthC",                            m_MSBExtendedBitDepth[CHANNEL_TYPE_CHROMA],           0, "As per MSBExtendedBitDepth but for chroma component. (default:MSBExtendedBitDepth)")
  ("InternalBitDepthC",                               m_internalBitDepth[CHANNEL_TYPE_CHROMA],              0, "As per InternalBitDepth but for chroma component. (default:InternalBitDepth)")
  ("ExtendedPrecision",                               m_extendedPrecisionProcessingFlag,                false, "Increased internal accuracies to support high bit depths (not valid in V1 profiles)")
  ("HighPrecisionPredictionWeighting",                m_highPrecisionOffsetsEnabledFlag,                false, "Use high precision option for weighted prediction (not valid in V1 profiles)")
  ("InputColourSpaceConvert",                         inputColourSpaceConvert,                     string(""), "Colour space conversion to apply to input video. Permitted values are (empty string=UNCHANGED) " + getListOfColourSpaceConverts(true))
  ("SNRInternalColourSpace",                          m_snrInternalColourSpace,                         false, "If true, then no colour space conversion is applied prior to SNR, otherwise inverse of input is applied.")
  ("OutputInternalColourSpace",                       m_outputInternalColourSpace,                      false, "If true, then no colour space conversion is applied for reconstructed video, otherwise inverse of input is applied.")
  ("InputChromaFormat",                               tmpInputChromaFormat,                               420, "InputChromaFormatIDC")
  ("MSEBasedSequencePSNR",                            m_printMSEBasedSequencePSNR,                      false, "0 (default) emit sequence PSNR only as a linear average of the frame PSNRs, 1 = also emit a sequence PSNR based on an average of the frame MSEs")
  ("PrintHexPSNR",                                    m_printHexPsnr,                                   false, "0 (default) don't emit hexadecimal PSNR for each frame, 1 = also emit hexadecimal PSNR values")
  ("PrintFrameMSE",                                   m_printFrameMSE,                                  false, "0 (default) emit only bit count and PSNRs for each frame, 1 = also emit MSE values")
  ("PrintSequenceMSE",                                m_printSequenceMSE,                               false, "0 (default) emit only bit rate and PSNRs for the whole sequence, 1 = also emit MSE values")
  ("CabacZeroWordPaddingEnabled",                     m_cabacZeroWordPaddingEnabled,                     true, "0 do not add conforming cabac-zero-words to bit streams, 1 (default) = add cabac-zero-words as required")
  ("ChromaFormatIDC,-cf",                             tmpChromaFormat,                                      0, "ChromaFormatIDC (400|420|422|444 or set 0 (default) for same as InputChromaFormat)")
  ("ConformanceMode",                                 m_conformanceWindowMode,                              0, "Deprecated alias of ConformanceWindowMode")
  ("ConformanceWindowMode",                           m_conformanceWindowMode,                              0, "Window conformance mode (0: no window, 1:automatic padding, 2:padding, 3:conformance")
  ("HorizontalPadding,-pdx",                          m_aiPad[0],                                           0, "Horizontal source padding for conformance window mode 2")
  ("VerticalPadding,-pdy",                            m_aiPad[1],                                           0, "Vertical source padding for conformance window mode 2")
  ("ConfLeft",                                        m_confWinLeft,                                        0, "Deprecated alias of ConfWinLeft")
  ("ConfRight",                                       m_confWinRight,                                       0, "Deprecated alias of ConfWinRight")
  ("ConfTop",                                         m_confWinTop,                                         0, "Deprecated alias of ConfWinTop")
  ("ConfBottom",                                      m_confWinBottom,                                      0, "Deprecated alias of ConfWinBottom")
  ("ConfWinLeft",                                     m_confWinLeft,                                        0, "Left offset for window conformance mode 3")
  ("ConfWinRight",                                    m_confWinRight,                                       0, "Right offset for window conformance mode 3")
  ("ConfWinTop",                                      m_confWinTop,                                         0, "Top offset for window conformance mode 3")
  ("ConfWinBottom",                                   m_confWinBottom,                                      0, "Bottom offset for window conformance mode 3")
  ("AccessUnitDelimiter",                             m_AccessUnitDelimiter,                            false, "Enable Access Unit Delimiter NALUs")
  ("FrameRate,-fr",                                   m_iFrameRate,                                         0, "Frame rate")
  ("FrameSkip,-fs",                                   m_FrameSkip,                                         0u, "Number of frames to skip at start of input YUV")
  ("TemporalSubsampleRatio,-ts",                      m_temporalSubsampleRatio,                            1u, "Temporal sub-sample ratio when reading input YUV")
  ("FramesToBeEncoded,f",                             m_framesToBeEncoded,                                  0, "Number of frames to be encoded (default=all)")
  ("ClipInputVideoToRec709Range",                     m_bClipInputVideoToRec709Range,                   false, "If true then clip input video to the Rec. 709 Range on loading when InternalBitDepth is less than MSBExtendedBitDepth")
  ("ClipOutputVideoToRec709Range",                    m_bClipOutputVideoToRec709Range,                  false, "If true then clip output video to the Rec. 709 Range on saving when OutputBitDepth is less than InternalBitDepth")
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  ("PYUV",                                            m_packedYUVMode,                                  false, "If true then output 10-bit and 12-bit YUV data as 5-byte and 3-byte (respectively) packed YUV data. Ignored for interlaced output.")
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  ("SummaryOutFilename",                              m_summaryOutFilename,                          string(), "Filename to use for producing summary output file. If empty, do not produce a file.")
  ("SummaryPicFilenameBase",                          m_summaryPicFilenameBase,                      string(), "Base filename to use for producing summary picture output files. The actual filenames used will have I.txt, P.txt and B.txt appended. If empty, do not produce a file.")
  ("SummaryVerboseness",                              m_summaryVerboseness,                                0u, "Specifies the level of the verboseness of the text output")
  ("Verbosity,v",                                     m_verbosity,                               (int)VERBOSE, "Specifies the level of the verboseness")

  //Field coding parameters
  ("FieldCoding",                                     m_isField,                                        false, "Signals if it's a field based coding")
  ("TopFieldFirst, Tff",                              m_isTopFieldFirst,                                false, "In case of field based coding, signals whether if it's a top field first or not")
  ("EfficientFieldIRAPEnabled",                       m_bEfficientFieldIRAPEnabled,                      true, "Enable to code fields in a specific, potentially more efficient, order.")
  ("HarmonizeGopFirstFieldCoupleEnabled",             m_bHarmonizeGopFirstFieldCoupleEnabled,            true, "Enables harmonization of Gop first field couple")

  // Profile and level
  ("Profile",                                         extendedProfile,                                   NONE, "Profile name to use for encoding. Use main (for main), main10 (for main10), main-still-picture, main-RExt (for Range Extensions profile), any of the RExt specific profile names, or none")
  ("Level",                                           m_level,                                    Level::NONE, "Level limit to be used, eg 5.1, or none")
  ("Tier",                                            m_levelTier,                                Level::MAIN, "Tier to use for interpretation of --Level (main or high only)")
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  ("SubProfile",                                      m_subProfile,                                        0u, "Sub-profile idc")
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  ("EnableDecodingParameterSet",                      m_decodingParameterSetEnabled,                    false, "Enables writing of Decoding Parameter Set")
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  ("MaxBitDepthConstraint",                           m_bitDepthConstraint,                                0u, "Bit depth to use for profile-constraint for RExt profiles. 0=automatically choose based upon other parameters")
  ("MaxChromaFormatConstraint",                       tmpConstraintChromaFormat,                            0, "Chroma-format to use for the profile-constraint for RExt profiles. 0=automatically choose based upon other parameters")
  ("IntraConstraintFlag",                             m_intraConstraintFlag,                            false, "Value of general_intra_constraint_flag to use for RExt profiles (not used if an explicit RExt sub-profile is specified)")
  ("OnePictureOnlyConstraintFlag",                    m_onePictureOnlyConstraintFlag,                   false, "Value of general_one_picture_only_constraint_flag to use for RExt profiles (not used if an explicit RExt sub-profile is specified)")
  ("LowerBitRateConstraintFlag",                      m_lowerBitRateConstraintFlag,                      true, "Value of general_lower_bit_rate_constraint_flag to use for RExt profiles")

  ("ProgressiveSource",                               m_progressiveSourceFlag,                          false, "Indicate that source is progressive")
  ("InterlacedSource",                                m_interlacedSourceFlag,                           false, "Indicate that source is interlaced")
  ("NonPackedSource",                                 m_nonPackedConstraintFlag,                        false, "Indicate that source does not contain frame packing")
  ("FrameOnly",                                       m_frameOnlyConstraintFlag,                        false, "Indicate that the bitstream contains only frames")
  ("CTUSize",                                         m_uiCTUSize,                                       128u, "CTUSize (specifies the CTU size if QTBT is on) [default: 128]")
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  ("EnablePartitionConstraintsOverride",              m_SplitConsOverrideEnabledFlag,                    true, "Enable partition constraints override")
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  ("MinQTISlice",                                     m_uiMinQT[0],                                        8u, "MinQTISlice")
  ("MinQTLumaISlice",                                 m_uiMinQT[0],                                        8u, "MinQTLumaISlice")
  ("MinQTChromaISlice",                               m_uiMinQT[2],                                        4u, "MinQTChromaISlice")
  ("MinQTNonISlice",                                  m_uiMinQT[1],                                        8u, "MinQTNonISlice")
  ("MaxBTDepth",                                      m_uiMaxBTDepth,                                      3u, "MaxBTDepth")
  ("MaxBTDepthI",                                     m_uiMaxBTDepthI,                                     3u, "MaxBTDepthI")
  ("MaxBTDepthISliceL",                               m_uiMaxBTDepthI,                                     3u, "MaxBTDepthISliceL")
  ("MaxBTDepthISliceC",                               m_uiMaxBTDepthIChroma,                               3u, "MaxBTDepthISliceC")
  ("DualITree",                                       m_dualTree,                                       false, "Use separate QTBT trees for intra slice luma and chroma channel types")
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  ( "LFNST",                                          m_LFNST,                                          false, "Enable LFNST (0:off, 1:on)  [default: off]" )
  ( "FastLFNST",                                      m_useFastLFNST,                                   false, "Fast methods for LFNST" )
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  ("SubPuMvp",                                       m_SubPuMvpMode,                                       0, "Enable Sub-PU temporal motion vector prediction (0:off, 1:ATMVP, 2:STMVP, 3:ATMVP+STMVP)  [default: off]")
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  ("MMVD",                                           m_MMVD,                                            true, "Enable Merge mode with Motion Vector Difference (0:off, 1:on)  [default: 1]")
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  ("Affine",                                         m_Affine,                                         false, "Enable affine prediction (0:off, 1:on)  [default: off]")
  ("AffineType",                                     m_AffineType,                                     true,  "Enable affine type prediction (0:off, 1:on)  [default: on]" )
  ("BIO",                                            m_BIO,                                             false, "Enable bi-directional optical flow")
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  ("IMV",                                             m_ImvMode,                                            1, "Adaptive MV precision Mode (IMV)\n"
                                                                                                               "\t0: disabled\n"
                                                                                                               "\t1: enabled (Full-Pel and 4-PEL)\n")
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  ("IMV4PelFast",                                     m_Imv4PelFast,                                        1, "Fast 4-Pel Adaptive MV precision Mode 0:disabled, 1:enabled)  [default: 1]")
  ("LMChroma",                                        m_LMChroma,                                           1, " LMChroma prediction "
                                                                                                               "\t0:  Disable LMChroma\n"
                                                                                                               "\t1:  Enable LMChroma\n")
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  ("CclmCollocatedChroma",                            m_cclmCollocatedChromaFlag,                       false, "Specifies the location of the top-left downsampled luma sample in cross-component linear model intra prediction relative to the top-left luma sample\n"
                                                                                                               "\t0:  horizontally co-sited, vertically shifted by 0.5 units of luma samples\n"
                                                                                                               "\t1:  collocated\n")
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  ("MTS",                                             m_MTS,                                                0, "Multiple Transform Set (MTS)\n"
    "\t0:  Disable MTS\n"
    "\t1:  Enable only Intra MTS\n"
    "\t2:  Enable only Inter MTS\n"
    "\t3:  Enable both Intra & Inter MTS\n")
  ("MTSIntraMaxCand",                                 m_MTSIntraMaxCand,                                    3, "Number of additional candidates to test in encoder search for MTS in intra slices\n")
  ("MTSInterMaxCand",                                 m_MTSInterMaxCand,                                    4, "Number of additional candidates to test in encoder search for MTS in inter slices\n")
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  ("MTSImplicit",                                     m_MTSImplicit,                                        0, "Enable implicit MTS (when explicit MTS is off)\n")
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  ( "SBT",                                            m_SBT,                                            false, "Enable Sub-Block Transform for inter blocks\n" )
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  ( "ISP",                                            m_ISP,                                            false, "Enable Intra Sub-Partitions\n" )
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  ("SMVD",                                            m_SMVD,                                           false, "Enable Symmetric MVD\n")
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  ("CompositeLTReference",                            m_compositeRefEnabled,                            false, "Enable Composite Long Term Reference Frame")
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  ("GBi",                                             m_GBi,                                            false, "Enable Generalized Bi-prediction(GBi)")
  ("GBiFast",                                         m_GBiFast,                                        false, "Fast methods for Generalized Bi-prediction(GBi)\n")
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#if LUMA_ADAPTIVE_DEBLOCKING_FILTER_QP_OFFSET
  ("LADF",                                            m_LadfEnabed,                                     false, "Luma adaptive deblocking filter QP Offset(L0414)")
  ("LadfNumIntervals",                                m_LadfNumIntervals,                                   3, "LADF number of intervals (2-5, inclusive)")
  ("LadfQpOffset",                                    cfg_LadfQpOffset,                      cfg_LadfQpOffset, "LADF QP offset")
  ("LadfIntervalLowerBound",                          cfg_LadfIntervalLowerBound,  cfg_LadfIntervalLowerBound, "LADF lower bound for 2nd lowest interval")
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#endif
  ("MHIntra",                                         m_MHIntra,                                        false, "Enable MHIntra mode")
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  ("Triangle",                                        m_Triangle,                                       false, "Enable triangular shape motion vector prediction (0:off, 1:on)")
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  ("HashME",                                          m_HashME,                                         false, "Enable hash motion estimation (0:off, 1:on)")

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  ("AllowDisFracMMVD",                                m_allowDisFracMMVD,                               false, "Disable fractional MVD in MMVD mode adaptively")
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  ("AffineAmvr",                                      m_AffineAmvr,                                     false, "Eanble AMVR for affine inter mode")
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  ("AffineAmvrEncOpt",                                m_AffineAmvrEncOpt,                               false, "Enable encoder optimization of affine AMVR")
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  ("DMVR",                                            m_DMVR,                                           false, "Decoder-side Motion Vector Refinement")
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  ("MmvdDisNum",                                      m_MmvdDisNum,                                     8,     "Number of MMVD Distance Entries")
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  ( "RDPCM",                                         m_RdpcmMode,                                       false, "RDPCM")
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  ( "IBC",                                            m_IBCMode,                                           0u, "IBCMode (0x1:enabled, 0x0:disabled)  [default: disabled]")
  ( "IBCLocalSearchRangeX",                           m_IBCLocalSearchRangeX,                            128u, "Search range of IBC local search in x direction")
  ( "IBCLocalSearchRangeY",                           m_IBCLocalSearchRangeY,                            128u, "Search range of IBC local search in y direction")
  ( "IBCHashSearch",                                  m_IBCHashSearch,                                     1u, "Hash based IBC search")
  ( "IBCHashSearchMaxCand",                           m_IBCHashSearchMaxCand,                            256u, "Max candidates for hash based IBC search")
  ( "IBCHashSearchRange4SmallBlk",                    m_IBCHashSearchRange4SmallBlk,                     256u, "Small block search range in based IBC search")
  ( "IBCFastMethod",                                  m_IBCFastMethod,                                     6u, "Fast methods for IBC")
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  ("WrapAround",                                      m_wrapAround,                                     false, "Enable horizontal wrap-around motion compensation for inter prediction (0:off, 1:on)  [default: off]")
  ("WrapAroundOffset",                                m_wrapAroundOffset,                                  0u, "Offset in luma samples used for computing the horizontal wrap-around position")
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  // ADD_NEW_TOOL : (encoder app) add parsing parameters here
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  ("LoopFilterAcrossVirtualBoundariesDisabledFlag",   m_loopFilterAcrossVirtualBoundariesDisabledFlag,  false, "Disable in-loop filtering operations across the virtual boundaries (0:off, 1:on)  [default: off]")
  ("NumVerVirtualBoundaries",                         m_numVerVirtualBoundaries,                           0u, "Number of vertical virtual boundaries (0-3, inclusive)")
  ("NumHorVirtualBoundaries",                         m_numHorVirtualBoundaries,                           0u, "Number of horizontal virtual boundaries (0-3, inclusive)")
  ("VirtualBoundariesPosX",                           cfg_virtualBoundariesPosX,    cfg_virtualBoundariesPosX, "Locations of the vertical virtual boundaries in units of luma samples")
  ("VirtualBoundariesPosY",                           cfg_virtualBoundariesPosY,    cfg_virtualBoundariesPosY, "Locations of the horizontal virtual boundaries in units of luma samples")
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  ("EncDbOpt",                                        m_encDbOpt,                                       false, "Encoder optimization with deblocking filter")
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  ("LumaReshapeEnable",                               m_lumaReshapeEnable,                              false, "Enable Reshaping for Luma Channel")
  ("ReshapeSignalType",                               m_reshapeSignalType,                                 0u, "Input signal type: 0: SDR, 1:PQ, 2:HLG")
  ("IntraCMD",                                        m_intraCMD,                                          0u, "IntraChroma MD: 0: none, 1:fixed to default wPSNR weight")
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  ("LCTUFast",                                        m_useFastLCTU,                                    false, "Fast methods for large CTU")
  ("FastMrg",                                         m_useFastMrg,                                     false, "Fast methods for inter merge")
  ("PBIntraFast",                                     m_usePbIntraFast,                                 false, "Fast assertion if the intra mode is probable")
  ("AMaxBT",                                          m_useAMaxBT,                                      false, "Adaptive maximal BT-size")
  ("E0023FastEnc",                                    m_e0023FastEnc,                                    true, "Fast encoding setting for QTBT (proposal E0023)")
  ("ContentBasedFastQtbt",                            m_contentBasedFastQtbt,                           false, "Signal based QTBT speed-up")
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  ("UseNonLinearAlfLuma",                             m_useNonLinearAlfLuma,                             true, "Non-linear adaptive loop filters for Luma Channel")
  ("UseNonLinearAlfChroma",                           m_useNonLinearAlfChroma,                           true, "Non-linear adaptive loop filters for Chroma Channels")
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  ("MIP",                                             m_MIP,                                             true,  "Enable MIP (matrix-based intra prediction)")
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  ("FastMIP",                                         m_useFastMIP,                                     false,  "Fast encoder search for MIP (matrix-based intra prediction)")
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  // Unit definition parameters
  ("MaxCUWidth",                                      m_uiMaxCUWidth,                                     64u)
  ("MaxCUHeight",                                     m_uiMaxCUHeight,                                    64u)
  // todo: remove defaults from MaxCUSize
  ("MaxCUSize,s",                                     m_uiMaxCUWidth,                                     64u, "Maximum CU size")
  ("MaxCUSize,s",                                     m_uiMaxCUHeight,                                    64u, "Maximum CU size")
  ("MaxPartitionDepth,h",                             m_uiMaxCUDepth,                                      4u, "CU depth")

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#if MAX_TB_SIZE_SIGNALLING
  ("Log2MaxTbSize",                                   m_log2MaxTbSize,                                      6, "Maximum transform block size in logarithm base 2 (Default: 6)")
#endif
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  // Coding structure paramters
  ("IntraPeriod,-ip",                                 m_iIntraPeriod,                                      -1, "Intra period in frames, (-1: only first frame)")
  ("DecodingRefreshType,-dr",                         m_iDecodingRefreshType,                               0, "Intra refresh type (0:none 1:CRA 2:IDR 3:RecPointSEI)")
  ("GOPSize,g",                                       m_iGOPSize,                                           1, "GOP size of temporal structure")
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  ("ReWriteParamSets",                                m_rewriteParamSets,                           false, "Enable rewriting of Parameter sets before every (intra) random access point")
  //Alias with same name as in HM
  ("ReWriteParamSetsFlag",                            m_rewriteParamSets,                           false, "Alias for ReWriteParamSets")
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  ("IDRRefParamList",                                 m_idrRefParamList,                            false, "Enable indication of reference picture list syntax elements in slice headers of IDR pictures")
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  // motion search options
  ("DisableIntraInInter",                             m_bDisableIntraPUsInInterSlices,                  false, "Flag to disable intra PUs in inter slices")
  ("FastSearch",                                      tmpMotionEstimationSearchMethod,  int(MESEARCH_DIAMOND), "0:Full search 1:Diamond 2:Selective 3:Enhanced Diamond")
  ("SearchRange,-sr",                                 m_iSearchRange,                                      96, "Motion search range")
  ("BipredSearchRange",                               m_bipredSearchRange,                                  4, "Motion search range for bipred refinement")
  ("MinSearchWindow",                                 m_minSearchWindow,                                    8, "Minimum motion search window size for the adaptive window ME")
  ("RestrictMESampling",                              m_bRestrictMESampling,                            false, "Restrict ME Sampling for selective inter motion search")
  ("ClipForBiPredMEEnabled",                          m_bClipForBiPredMeEnabled,                        false, "Enables clipping in the Bi-Pred ME. It is disabled to reduce encoder run-time")
  ("FastMEAssumingSmootherMVEnabled",                 m_bFastMEAssumingSmootherMVEnabled,                true, "Enables fast ME assuming a smoother MV.")

  ("HadamardME",                                      m_bUseHADME,                                       true, "Hadamard ME for fractional-pel")
  ("ASR",                                             m_bUseASR,                                        false, "Adaptive motion search range");
  opts.addOptions()

  // Mode decision parameters
  ("LambdaModifier0,-LM0",                            m_adLambdaModifier[ 0 ],                  ( double )1.0, "Lambda modifier for temporal layer 0. If LambdaModifierI is used, this will not affect intra pictures")
  ("LambdaModifier1,-LM1",                            m_adLambdaModifier[ 1 ],                  ( double )1.0, "Lambda modifier for temporal layer 1. If LambdaModifierI is used, this will not affect intra pictures")
  ("LambdaModifier2,-LM2",                            m_adLambdaModifier[ 2 ],                  ( double )1.0, "Lambda modifier for temporal layer 2. If LambdaModifierI is used, this will not affect intra pictures")
  ("LambdaModifier3,-LM3",                            m_adLambdaModifier[ 3 ],                  ( double )1.0, "Lambda modifier for temporal layer 3. If LambdaModifierI is used, this will not affect intra pictures")
  ("LambdaModifier4,-LM4",                            m_adLambdaModifier[ 4 ],                  ( double )1.0, "Lambda modifier for temporal layer 4. If LambdaModifierI is used, this will not affect intra pictures")
  ("LambdaModifier5,-LM5",                            m_adLambdaModifier[ 5 ],                  ( double )1.0, "Lambda modifier for temporal layer 5. If LambdaModifierI is used, this will not affect intra pictures")
  ("LambdaModifier6,-LM6",                            m_adLambdaModifier[ 6 ],                  ( double )1.0, "Lambda modifier for temporal layer 6. If LambdaModifierI is used, this will not affect intra pictures")
  ("LambdaModifierI,-LMI",                            cfg_adIntraLambdaModifier,    cfg_adIntraLambdaModifier, "Lambda modifiers for Intra pictures, comma separated, up to one the number of temporal layer. If entry for temporalLayer exists, then use it, else if some are specified, use the last, else use the standard LambdaModifiers.")
  ("IQPFactor,-IQF",                                  m_dIntraQpFactor,                                  -1.0, "Intra QP Factor for Lambda Computation. If negative, the default will scale lambda based on GOP size (unless LambdaFromQpEnable then IntraQPOffset is used instead)")

  /* Quantization parameters */
#if QP_SWITCHING_FOR_PARALLEL
  ("QP,q",                                            m_iQP,                                               30, "Qp value")
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  ("QPIncrementFrame,-qpif",                          m_qpIncrementAtSourceFrame,   OptionalValue<uint32_t>(), "If a source file frame number is specified, the internal QP will be incremented for all POCs associated with source frames >= frame number. If empty, do not increment.")
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#else
  ("QP,q",                                            m_fQP,                                             30.0, "Qp value, if value is float, QP is switched once during encoding")
#endif
#if X0038_LAMBDA_FROM_QP_CAPABILITY
  ("IntraQPOffset",                                   m_intraQPOffset,                                      0, "Qp offset value for intra slice, typically determined based on GOP size")
  ("LambdaFromQpEnable",                              m_lambdaFromQPEnable,                             false, "Enable flag for derivation of lambda from QP")
#endif
  ("DeltaQpRD,-dqr",                                  m_uiDeltaQpRD,                                       0u, "max dQp offset for slice")
  ("MaxDeltaQP,d",                                    m_iMaxDeltaQP,                                        0, "max dQp offset for block")
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  ("MaxCuDQPSubdiv,-dqd",                             m_cuQpDeltaSubdiv,                                    0, "Maximum subdiv for CU luma Qp adjustment")
  ("MaxCuChromaQpOffsetSubdiv",                       m_cuChromaQpOffsetSubdiv,                            -1, "Maximum subdiv for CU chroma Qp adjustment - set less than 0 to disable")
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  ("FastDeltaQP",                                     m_bFastDeltaQP,                                   false, "Fast Delta QP Algorithm")
#if SHARP_LUMA_DELTA_QP
  ("LumaLevelToDeltaQPMode",                          lumaLevelToDeltaQPMode,                              0u, "Luma based Delta QP 0(default): not used. 1: Based on CTU average, 2: Based on Max luma in CTU")
#if !WCG_EXT
  ("LumaLevelToDeltaQPMaxValWeight",                  m_lumaLevelToDeltaQPMapping.maxMethodWeight,        1.0, "Weight of block max luma val when LumaLevelToDeltaQPMode = 2")
#endif