Changeset 157 in SHVCSoftware

Timestamp:

8 May 2013, 01:28:01 (12 years ago)

Author:

qualcomm

Message:

Move direct_dependency_flag (MACRO: VPS_MOVE_DIR_DEPENDENCY_FLAG)

Move the syntax element direct_dependency_flag[][] to immediately follow the syntax elements dimension_id[][] in the VPS extn.

From: Adarsh K. Ramasubramonian <aramasub@…>

Location:

branches/SHM-2.0-dev/source/Lib

Files:

• TLibCommon/TypeDef.h (modified) (1 diff)
• TLibDecoder/TDecCAVLC.cpp (modified) (3 diffs)
• TLibEncoder/TEncCavlc.cpp (modified) (3 diffs)

branches/SHM-2.0-dev/source/Lib/TLibCommon/TypeDef.h

@@ -55 +55 @@
 #define VPS_EXTN_DIRECT_REF_LAYERS_CONTINUE   1
 #define VPS_OUTPUT_LAYER_SET_IDX         1      ///< Signal output_layer_set_idx[i] as output_layer_set_idx_minus1[i]
+#define VPS_MOVE_DIR_DEPENDENCY_FLAG     1      ///< Move the syntax element direct_dependency_flag to follow the syntax element dimension_id
 #endif
 

branches/SHM-2.0-dev/source/Lib/TLibDecoder/TDecCAVLC.cpp

@@ -903 +903 @@
   }
 #endif
-
+#if VPS_MOVE_DIR_DEPENDENCY_FLAG
+#if VPS_EXTN_DIRECT_REF_LAYERS
+  // For layer 0
+  vps->setNumDirectRefLayers(0, 0);
+  // For other layers
+  for( Int layerCtr = 1; layerCtr <= vps->getMaxLayers() - 1; layerCtr++)
+  {
+    UInt numDirectRefLayers = 0;
+    for( Int refLayerCtr = 0; refLayerCtr < layerCtr; refLayerCtr++)
+    {
+      READ_FLAG(uiCode, "direct_dependency_flag[i][j]" ); vps->setDirectDependencyFlag(layerCtr, refLayerCtr, uiCode? true : false);
+      if(uiCode)
+      {
+        vps->setRefLayerId(layerCtr, numDirectRefLayers, refLayerCtr);
+        numDirectRefLayers++;
+      }
+    }
+    vps->setNumDirectRefLayers(layerCtr, numDirectRefLayers);
+  }
+#endif
+#endif
 #if VPS_EXTN_PROFILE_INFO
   // Profile-tier-level signalling
@@ -941 +961 @@
   }  
 #endif
+#if !VPS_MOVE_DIR_DEPENDENCY_FLAG
 #if VPS_EXTN_DIRECT_REF_LAYERS
   // For layer 0
@@ -959 +980 @@
     vps->setNumDirectRefLayers(layerCtr, numDirectRefLayers);
   }
+#endif
 #endif
 }

branches/SHM-2.0-dev/source/Lib/TLibEncoder/TEncCavlc.cpp

@@ -702 +702 @@
   }
 #endif
+#if VPS_MOVE_DIR_DEPENDENCY_FLAG
+#if VPS_EXTN_DIRECT_REF_LAYERS
+  for( Int layerCtr = 1; layerCtr <= vps->getMaxLayers() - 1; layerCtr++)
+  {
+    for( Int refLayerCtr = 0; refLayerCtr < layerCtr; refLayerCtr++)
+    {
+      WRITE_FLAG(vps->getDirectDependencyFlag(layerCtr, refLayerCtr), "direct_dependency_flag[i][j]" );
+    }
+  }
+#endif
+#endif
 #if VPS_EXTN_PROFILE_INFO
   // Profile-tier-level signalling
@@ -735 +746 @@
   }
 #endif
+#if !VPS_MOVE_DIR_DEPENDENCY_FLAG
 #if VPS_EXTN_DIRECT_REF_LAYERS
   for( Int layerCtr = 1; layerCtr <= vps->getMaxLayers() - 1; layerCtr++)
@@ -743 +755 @@
     }
   }
+#endif
 #endif
 }