Changeset 1331 in 3DVCSoftware for branches/HTM-15.1-dev0-Vidyo/source/Lib/TLibEncoder

Timestamp:

18 Sep 2015, 23:09:19 (9 years ago)

Author:

vidyo

Message:

LAYERS_NOT_PRESENT SEI message changes by Vidyo, Inc.
All the changes are under the #define NH_MV_LAYERS_NOT_PRESENT_SEI
Extra information passed into parseSEI - vps as MaxNumLayers is required in order to know how many flags to read.
contact:
jpadia@…, danny@…

Location:

branches/HTM-15.1-dev0-Vidyo/source/Lib/TLibEncoder

Files:

• SEIwrite.cpp (modified) (2 diffs)
• SEIwrite.h (modified) (1 diff)
• TEncGOP.cpp (modified) (1 diff)

branches/HTM-15.1-dev0-Vidyo/source/Lib/TLibEncoder/SEIwrite.cpp

@@ -129 +129 @@
 #endif
 #if NH_MV_SEI
-#if NH_MV_SEI_TBD
+#if NH_MV_LAYERS_NOT_PRESENT_SEI
    case SEI::LAYERS_NOT_PRESENT:
-     xWriteSEILayersNotPresent(*static_cast<const SEILayersNotPresent*>(&sei));
+       xWriteSEILayersNotPresent(*static_cast<const SEILayersNotPresent*>(&sei));
      break; 
 #endif
@@ -881 +881 @@
 }
 
-#if NH_MV_SEI_TBD
-Void SEIWriter::xWriteSEILayersNotPresent( const SEILayersNotPresent& sei)
+#if NH_MV_LAYERS_NOT_PRESENT_SEI
+Void SEIWriter::xWriteSEILayersNotPresent(const SEILayersNotPresent& sei)
 {
   WRITE_CODE( sei.m_lnpSeiActiveVpsId, 4, "lnp_sei_active_vps_id" );
-  for( Int i = 0; i  <=  MaxLayersMinus1; i++ )
+  for( Int i = 0; i  <  sei.m_lnpSeiMaxLayers; i++ )
   {
     WRITE_FLAG( ( sei.m_layerNotPresentFlag[i] ? 1 : 0 ), "layer_not_present_flag" );

branches/HTM-15.1-dev0-Vidyo/source/Lib/TLibEncoder/SEIwrite.h

@@ -84 +84 @@
 
 #if NH_MV_SEI
-#if NH_MV_SEI_TBD
+#if NH_MV_LAYERS_NOT_PRESENT_SEI
   Void xWriteSEILayersNotPresent              ( const SEILayersNotPresent& sei);
 #endif

branches/HTM-15.1-dev0-Vidyo/source/Lib/TLibEncoder/TEncGOP.cpp

@@ -329 +329 @@
   xClearSEIs(currentMessages, !testWrite);
 
+#if NH_MV_LAYERS_NOT_PRESENT_SEI
+  // Layers not present SEI message
+  currentMessages = extractSeisByType(localMessages, SEI::LAYERS_NOT_PRESENT);
+  xWriteSEISeparately(NAL_UNIT_PREFIX_SEI, currentMessages, accessUnit, itNalu, temporalId, sps);
+  xClearSEIs(currentMessages, !testWrite);
+#endif
+
   // And finally everything else one by one
   xWriteSEISeparately(NAL_UNIT_PREFIX_SEI, localMessages, accessUnit, itNalu, temporalId, sps);