Merge branch 'bugfix_1044' into 'master'

Fix #1044: Checking for independent layer in case of STSA temporalId constraint

See merge request jvet/VVCSoftware_VTM!1609

source/Lib/DecoderLib/DecLib.cpp

@@ -1637,7 +1637,7 @@ bool DecLib::xDecodeSlice(InputNALUnit &nalu, int &iSkipFrame, int iPOCLastDispl
   VPS *vps = m_parameterSetManager.getVPS(sps->getVPSId());
 
 
-  if (nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_STSA && vps != nullptr && (vps->getIndependentLayerFlag(nalu.m_nuhLayerId) == 1))
+  if (nalu.m_nalUnitType == NAL_UNIT_CODED_SLICE_STSA && vps != nullptr && (vps->getIndependentLayerFlag(vps->getGeneralLayerIdx(nalu.m_nuhLayerId)) == 1))
   {
     CHECK(nalu.m_temporalId == 0, "TemporalID of STSA picture shall not be zero in independent layers");
   }