Function ImplementErrorCon

codec/decoder/core/src/error_concealment.cpp:467–485

ImplementErrorConceal Do actual error concealment

// ImplementErrorConceal
// Do actual error concealment
void ImplementErrorCon (PWelsDecoderContext pCtx) {
  if (ERROR_CON_DISABLE == pCtx->pParam->eEcActiveIdc) {
    pCtx->iErrorCode |= dsBitstreamError;
    return;
  } else if ((ERROR_CON_FRAME_COPY == pCtx->pParam->eEcActiveIdc)
             || (ERROR_CON_FRAME_COPY_CROSS_IDR == pCtx->pParam->eEcActiveIdc)) {
    DoErrorConFrameCopy (pCtx);
  } else if ((ERROR_CON_SLICE_COPY == pCtx->pParam->eEcActiveIdc)
             || (ERROR_CON_SLICE_COPY_CROSS_IDR == pCtx->pParam->eEcActiveIdc)
             || (ERROR_CON_SLICE_COPY_CROSS_IDR_FREEZE_RES_CHANGE == pCtx->pParam->eEcActiveIdc)) {
    DoErrorConSliceCopy (pCtx);
  } else if ((ERROR_CON_SLICE_MV_COPY_CROSS_IDR == pCtx->pParam->eEcActiveIdc)
             || (ERROR_CON_SLICE_MV_COPY_CROSS_IDR_FREEZE_RES_CHANGE == pCtx->pParam->eEcActiveIdc)) {
    GetAvilInfoFromCorrectMb (pCtx);
    DoErrorConSliceMVCopy (pCtx);
  } //TODO add other EC methods here in the future
  pCtx->iErrorCode |= dsDataErrorConcealed;
  pCtx->pDec->bIsComplete = false; // Set complete flag to false after do EC.
}

} // namespace WelsDec