Changeset 394 in SHVCSoftware

Timestamp:

12 Sep 2013, 19:43:14 (11 years ago)

Author:

seregin

Message:

Vertical MV component restriction (VERT_MV_CONSTRAINT)

Location:

branches/SHM-3.1-dev/source/Lib

Files:

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

branches/SHM-3.1-dev/source/Lib/TLibCommon/TypeDef.h

@@ -58 +58 @@
 #define SPS_EXTENSION                    1      ///< Define sps_extension() syntax structure
 #define SCALED_REF_LAYER_OFFSETS         1      ///< M0309: Signal scaled reference layer offsets in SPS
+#define VERT_MV_CONSTRAINT               1      ///< Vertical MV component constraint flag
 
 #define ILP_SSH_SIG                      1      ///< JCTVC-N0195 proposal 2, JCTVC-N0118: add presence flag in VPS ext to condition inter-layer prediction signaling in slice segment header

branches/SHM-3.1-dev/source/Lib/TLibDecoder/TDecCAVLC.cpp

@@ -738 +738 @@
   UInt uiCode;
   // more syntax elements to be parsed here
+
+#if VERT_MV_CONSTRAINT
+  READ_FLAG( uiCode, "inter_view_mv_vert_constraint_flag" );
+  // Vertical MV component restriction is not used in SHVC CTC
+  assert( uiCode == 0 );
+#endif
 #if SCALED_REF_LAYER_OFFSETS
   if( pcSPS->getLayerId() > 0 )

branches/SHM-3.1-dev/source/Lib/TLibEncoder/TEncCavlc.cpp

@@ -566 +566 @@
 {
   // more syntax elements to be written here
+
+#if VERT_MV_CONSTRAINT
+  // Vertical MV component restriction is not used in SHVC CTC
+  WRITE_FLAG( 0, "inter_view_mv_vert_constraint_flag" );
+#endif
 #if SCALED_REF_LAYER_OFFSETS
   if( pcSPS->getLayerId() > 0 )