Changeset 903 in 3DVCSoftware for branches/HTM-10.2-dev3-MediaTek

Timestamp:

9 Apr 2014, 09:58:08 (11 years ago)

Author:

mediatek-htm

Message:

Integration of JCT3V-H0084/H0100/H0113 on CABAC simplification of delta_dc_flag.
The MACRO is MTK_DELTA_DC_FLAG_ONE_CONTEXT_H0084_H0100_H0113.

By Yi-Wen Chen (yiwen.chen@…)

Location:

branches/HTM-10.2-dev3-MediaTek

Files:

• checklist/MTK_H0084.doc (added)
• codingresults/H0084_vs_10.2-DEV0@889.xls (added)
• source/Lib/TLibCommon/TypeDef.h (modified) (1 diff)
• source/Lib/TLibDecoder/TDecSbac.cpp (modified) (1 diff)
• source/Lib/TLibEncoder/TEncSbac.cpp (modified) (1 diff)

branches/HTM-10.2-dev3-MediaTek/source/Lib/TLibCommon/TypeDef.h

@@ -198 +198 @@
                                               // HS_TSINGHUA_SDC_SPLIT_G0111
                                               // QC_PKU_SDC_SPLIT_G0123 Intra SDC Split
-
+#define MTK_DELTA_DC_FLAG_ONE_CONTEXT_H0084_H0100_H0113     1 // Use only one context for CABAC of delta_dc_flag as in JCTVC-H0084, JCTVC-H0100 and JCTVC-H0113
 
 

branches/HTM-10.2-dev3-MediaTek/source/Lib/TLibDecoder/TDecSbac.cpp

@@ -2068 +2068 @@
     UInt dir     = pcCU->getLumaIntraDir( absPartIdx );
     uiNumSegments = isDimMode( dir ) ? 2 : 1;
-
+#if MTK_DELTA_DC_FLAG_ONE_CONTEXT_H0084_H0100_H0113
+    m_pcTDecBinIf->decodeBin( symbol, m_cDdcFlagSCModel.get( 0, 0, 0 ) );
+#else
     m_pcTDecBinIf->decodeBin( symbol, m_cDdcFlagSCModel.get( 0, 0, uiNumSegments-1 ) );
-
+#endif
     if( pcCU->getSDCFlag( absPartIdx ) )
     {

branches/HTM-10.2-dev3-MediaTek/source/Lib/TLibEncoder/TEncSbac.cpp

@@ -2313 +2313 @@
       dimDeltaDC = isDimDeltaDC( dir );
     }
-
+#if MTK_DELTA_DC_FLAG_ONE_CONTEXT_H0084_H0100_H0113
+    m_pcBinIf->encodeBin( dimDeltaDC, m_cDdcFlagSCModel.get( 0, 0, 0 ) );
+#else
     m_pcBinIf->encodeBin( dimDeltaDC, m_cDdcFlagSCModel.get( 0, 0, uiNumSegments-1 ) );
+#endif
   }
   else //all-zero inter SDC is not allowed