Changeset 573 in 3DVCSoftware

Timestamp:

14 Aug 2013, 21:05:40 (11 years ago)

Author:

hisilicon-htm

Message:

JCT3V-E0238: Fast Intra Prediction Mode Selection for Intra Depth Map Coding

Location:

branches/HTM-DEV-2.0-dev3-SCU-Hisilicon

Files:

• checklist/SCU_HiSilicon_E0242_E0238.doc (modified) (previous)
• codingresults/E0242_E0238_vs_rev571.xls (added)
• source/Lib/TLibCommon/TComRdCost.cpp (modified) (1 diff)
• source/Lib/TLibCommon/TComRdCost.h (modified) (1 diff)
• source/Lib/TLibCommon/TypeDef.h (modified) (1 diff)
• source/Lib/TLibEncoder/TEncSearch.cpp (modified) (2 diffs)

branches/HTM-DEV-2.0-dev3-SCU-Hisilicon/source/Lib/TLibCommon/TComRdCost.cpp

@@ -483 +483 @@
 
 }
+
+#if SCU_HS_FAST_DEPTH_INTRA_E0238
+
+UInt TComRdCost::calcVAR (Pel* pi0, Int iStride, Int cuDepth)
+{
+  UInt uiSum = 0;
+  Int x, y;
+  Int temp = 0;
+  if (iStride == 4)
+      cuDepth = 4;
+
+  for (x = 0; x < iStride; x++)
+  {
+      for (y = 0; y < iStride; y++)
+      {
+         temp += pi0[x*iStride+y];
+      }
+  }
+  temp = temp >> (6-cuDepth)*2;
+
+  for (x = 0; x < iStride; x++)
+  {
+      for (y = 0; y < iStride; y++)
+      {
+         uiSum += (pi0[x*iStride+y]-temp)*(pi0[x*iStride+y]-temp);
+      }
+  }
+  return (uiSum >> (6-cuDepth)*2);
+
+}
+#endif
+
 
 #if WEIGHTED_CHROMA_DISTORTION

branches/HTM-DEV-2.0-dev3-SCU-Hisilicon/source/Lib/TLibCommon/TComRdCost.h

@@ -228 +228 @@
   
   UInt    calcHAD(Int bitDepth, Pel* pi0, Int iStride0, Pel* pi1, Int iStride1, Int iWidth, Int iHeight );
-  
+#if SCU_HS_FAST_DEPTH_INTRA_E0238
+  UInt    calcVAR (Pel* pi0, Int iStride, Int cuDepth);
+#endif  
   // for motion cost
 #if !FIX203

branches/HTM-DEV-2.0-dev3-SCU-Hisilicon/source/Lib/TLibCommon/TypeDef.h

@@ -181 +181 @@
                                               // LG_ZEROINTRADEPTHRESI_A0087
 #define SCU_HS_DMM4_REMOVE_DIV_E0242      1   // DMM4 Division Removal
+#define SCU_HS_FAST_DEPTH_INTRA_E0238     1   // Fast DMM and RBC Mode Selection
 #if H_3D_DIM_SDC
 #define LGE_SDC_REMOVE_DC_E0158           1   // Removal of DC mode from SDC

branches/HTM-DEV-2.0-dev3-SCU-Hisilicon/source/Lib/TLibEncoder/TEncSearch.cpp

@@ -2833 +2833 @@
     if( m_pcEncCfg->getIsDepth() && uiWidth >= DIM_MIN_SIZE && uiWidth <= DIM_MAX_SIZE && uiWidth == uiHeight )
     {
+
+#if SCU_HS_FAST_DEPTH_INTRA_E0238
+Int threshold = max(((pcCU->getQP(0))>>3)-1,3);
+Int varThreshold = (int)(threshold*threshold - 8);
+UInt uiVarCU=m_pcRdCost->calcVAR(piOrg, uiWidth,pcCU->getDepth(0));
+#endif
+
 #if H_3D_DIM_DMM
-      if( m_pcEncCfg->getUseDMM() )
-      {
+       if( m_pcEncCfg->getUseDMM()
+#if SCU_HS_FAST_DEPTH_INTRA_E0238
+        && (uiRdModeList[0] != 0 || uiVarCU >= varThreshold)
+#endif
+         )
+       {
         for( UInt dmmType = 0; dmmType < DMM_NUM_TYPE; dmmType++ )
         {
@@ -2908 +2919 @@
 #endif
 #if H_3D_DIM_RBC
-      if( m_pcEncCfg->getUseRBC() )
-      {
+       if( m_pcEncCfg->getUseRBC()
+#if SCU_HS_FAST_DEPTH_INTRA_E0238
+          && (uiRdModeList[0] != 0 || uiVarCU >= varThreshold)
+#endif
+         )
+       {
         if( xSearchRbcEdge( pcCU, uiPartOffset, piOrg, uiStride, uiWidth, uiHeight ) )
         {