Merge branch 'fix_1541' into 'master'

Fix #1541: remRegBins calculation

See merge request jvet/VVCSoftware_VTM!2197

source/Lib/CommonLib/QuantRDOQ.cpp

@@ -662,7 +662,7 @@ void QuantRDOQ::xRateDistOptQuant(TransformUnit &tu, const ComponentID &compID,
   int     iLastScanPos        = -1;
 
   int ctxBinSampleRatio = (compID == COMPONENT_Y) ? MAX_TU_LEVEL_CTX_CODED_BIN_CONSTRAINT_LUMA : MAX_TU_LEVEL_CTX_CODED_BIN_CONSTRAINT_CHROMA;
-  int remRegBins = (uiWidth * uiHeight * ctxBinSampleRatio) >> 4;
+  int remRegBins = (tu.getTbAreaAfterCoefZeroOut(compID) * ctxBinSampleRatio) >> 4;
   uint32_t  goRiceParam   = 0;
 
   double *pdCostCoeffGroupSig = m_pdCostCoeffGroupSig;