Merge branch 'JVET-L0392-ALF-INIT-STATE' into 'master'

JVET_L0392_ALF_INIT_STATE: bug fix of initial context state for ALF ctb enable flag

See merge request jvet/VVCSoftware_VTM!16

source/Lib/CommonLib/Contexts.cpp

@@ -652,9 +652,15 @@ const CtxSet ContextSetCfg::ctbAlfFlag =
 {
   ContextSetCfg::addCtxSet
   ( {
+#if JVET_L0392_ALF_INIT_STATE
+    { 100, 153, 200, 100, 153, 200, 100, 153, 200 },
+    { 100, 153, 200, 100, 153, 200, 100, 153, 200 },
+    { 100, 153, 200, 100, 153, 200, 100, 153, 200 },
+#else
     { 100, 100, 100, 100, 100, 100, 100, 100, 100 },
     { 153, 153, 153, 153, 153, 153, 153, 153, 153 },
     { 200, 200, 200, 200, 200, 200, 200, 200, 200 },
+#endif
     } )
 };
 

source/Lib/CommonLib/TypeDef.h

@@ -50,6 +50,8 @@
 #include <assert.h>
 #include <cassert>
 
+#define JVET_L0392_ALF_INIT_STATE                         1
+
 #define JVET_L0664_ALF_REMOVE_LUMA_5x5                    1
 
 #define JVET_L0083_ALF_FRAC_BIT                           1 // Reduce number of ALF fractional bit to 7