Function FmoMbToSliceGroup

codec/decoder/core/src/fmo.cpp:284–292

! * \brief Convert kMbXy to slice group idc correspondingly * * \param pFmo Wels fmo context * \param kMbXy kMbXy to be converted * * \return slice group idc - successful; -1 - failed; */

 * \return  slice group idc - successful; -1 - failed;
 */
int32_t FmoMbToSliceGroup (PFmo pFmo, const MB_XY_T kiMbXy) {
  const int32_t kiMbNum  = pFmo->iCountMbNum;
  const uint8_t* kpMbMap = pFmo->pMbAllocMap;

  if (kiMbXy < 0 || kiMbXy >= kiMbNum || kpMbMap == NULL)
    return -1;

  return kpMbMap[ kiMbXy ];
}

/*!
 * \brief   Get successive mb to be processed with given current kMbXy