Changeset 902 in 3DVCSoftware for branches/HTM-10.2-dev3-MediaTek/source/Lib/TLibCommon

Timestamp:

9 Apr 2014, 09:39:39 (11 years ago)

Author:

mediatek-htm

Message:

Integration of low-latency IC encoding as proposed in JCT3V-H0086.
The MACRO is "MTK_LOW_LATENCY_IC_ENCODING_H0086"
The configuration files are modified by adding one additional control parameter "IlluCompLowLatencyEnc" which is set to 0 for CTC.

By Yi-Wen Chen (yiwen.chen@…)

Location:

branches/HTM-10.2-dev3-MediaTek/source/Lib/TLibCommon

Files:

• TComRom.cpp (modified) (1 diff)
• TComRom.h (modified) (1 diff)
• TComSlice.cpp (modified) (2 diffs)
• TComSlice.h (modified) (1 diff)
• TypeDef.h (modified) (1 diff)

branches/HTM-10.2-dev3-MediaTek/source/Lib/TLibCommon/TComRom.cpp

@@ -359 +359 @@
 
 Char  g_aucConvertToBit  [ MAX_CU_SIZE+1 ];
-
+#if MTK_LOW_LATENCY_IC_ENCODING_H0086
+UInt g_aICEnableCANDIDATE[10] = { 0, };
+UInt g_aICEnableNUM[ 10 ] = { 0, };
+Int g_lastlayer=0;
+#endif
 #if ENC_DEC_TRACE
 FILE*  g_hTrace = NULL;

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

@@ -189 +189 @@
 extern       Char   g_aucConvertToBit  [ MAX_CU_SIZE+1 ];   // from width to log2(width)-2
 
+#if MTK_LOW_LATENCY_IC_ENCODING_H0086
+extern UInt g_aICEnableCANDIDATE[10];
+extern UInt g_aICEnableNUM[ 10 ]; //10 layers
+extern Int g_lastlayer;
+#endif
+
 #ifndef ENC_DEC_TRACE
 #define ENC_DEC_TRACE   0

branches/HTM-10.2-dev3-MediaTek/source/Lib/TLibCommon/TComSlice.cpp

@@ -3220 +3220 @@
 #endif
 #if H_3D_IC
+#if MTK_LOW_LATENCY_IC_ENCODING_H0086
+Void TComSlice::xSetApplyIC(Bool bUseLowLatencyICEnc)
+#else
 Void TComSlice::xSetApplyIC()
-{
+#endif
+{
+#if MTK_LOW_LATENCY_IC_ENCODING_H0086
+  if(bUseLowLatencyICEnc)
+  {
+    Bool existInterViewRef=false;
+    TComPic* pcCurrPic = getPic();
+    TComPic* pcRefPic = NULL;
+    for ( Int i = 0; (i < getNumRefIdx( REF_PIC_LIST_0 )) && !existInterViewRef; i++ )
+    {
+      pcRefPic = getRefPic( REF_PIC_LIST_0, i );
+      if ( pcRefPic != NULL )
+      {
+        if ( pcCurrPic->getViewIndex() != pcRefPic->getViewIndex() )
+        {
+          existInterViewRef = true;        
+        }
+      }
+    }
+
+    for ( Int i = 0; (i < getNumRefIdx( REF_PIC_LIST_1 )) && !existInterViewRef; i++ )
+    {
+      pcRefPic = getRefPic( REF_PIC_LIST_1, i );
+      if ( pcRefPic != NULL )
+      {
+        if ( pcCurrPic->getViewIndex() != pcRefPic->getViewIndex() )
+        {
+          existInterViewRef = true;        
+        }
+      }
+    }
+
+    if(!existInterViewRef)
+    {
+      m_bApplyIC = false;
+    }
+    else
+    {
+      Int curLayer=getDepth();
+      if( curLayer>9) curLayer=9; // Max layer is 10
+
+      m_bApplyIC = true;
+      Int refLayer = curLayer-1;
+      if( (refLayer>=0) && (g_aICEnableCANDIDATE[refLayer]>0) )
+      {    
+        Double ratio=Double(g_aICEnableNUM[refLayer])/Double(g_aICEnableCANDIDATE[refLayer]);
+
+        if( ratio > MTK_LOW_LATENCY_IC_ENCODING_THRESHOLD_H0086)
+        {
+          m_bApplyIC=true;
+        }
+        else
+        {
+          m_bApplyIC=false;
+        }
+      }
+      g_aICEnableNUM[curLayer]=0;
+      g_aICEnableCANDIDATE[curLayer]=0;
+      g_lastlayer=getDepth();
+    }
+  }
+  else
+  {
+#endif
   Int iMaxPelValue = ( 1 << g_bitDepthY ); 
   Int *aiRefOrgHist;
@@ -3295 +3361 @@
   aiCurrHist = NULL;
   aiRefOrgHist = NULL;
+#if MTK_LOW_LATENCY_IC_ENCODING_H0086
+  }//if(bUseLowLatencyICEnc)
+#endif
 }
 #endif

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

@@ -2179 +2179 @@
   Bool      getApplyIC()                                        { return m_bApplyIC; }
   Void      xSetApplyIC();
+#if MTK_LOW_LATENCY_IC_ENCODING_H0086
+  Void      xSetApplyIC(Bool bUseLowLatencyICEnc);
+#endif
   Void      setIcSkipParseFlag( Bool b )                        { m_icSkipParseFlag = b; }
   Bool      getIcSkipParseFlag()                                { return m_icSkipParseFlag; }

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

@@ -118 +118 @@
                                               // MTK_IC_FLAG_CABAC_SIMP_G0061
                                               // SEC_IC_ARP_SIG_G0072, Disabling IC when ARP is enabled, option 1 in JCT3V-G0072, part 2 in JCT3V-G0121
+
+#define MTK_LOW_LATENCY_IC_ENCODING_H0086   1 // Low-latency IC encoding in JCT3V-H0086
+#if MTK_LOW_LATENCY_IC_ENCODING_H0086
+#define MTK_LOW_LATENCY_IC_ENCODING_THRESHOLD_H0086    0.1 // Threshold for low-latency IC encoding in JCT3V-H0086
+#endif
 
 #if H_3D_NBDV