Changeset 516 in SHVCSoftware for branches/SHM-4.1-dev/source/Lib/TLibDecoder/TDecCAVLC.cpp

Timestamp:

17 Dec 2013, 10:27:32 (11 years ago)

Author:

qualcomm

Message:

DPB-information for output layer sets in the VPS extension. (MACRO: VPS_DPB_SIZE_TABLE)

Includes DPB-table signaling for output layer sets in the VPS extension.

From: Adarsh K. Ramasubramonian <aramasub@…>

File:

• branches/SHM-4.1-dev/source/Lib/TLibDecoder/TDecCAVLC.cpp (modified) (2 diffs)

branches/SHM-4.1-dev/source/Lib/TLibDecoder/TDecCAVLC.cpp

@@ -1259 +1259 @@
     else
     {
+#if VPS_DPB_SIZE_TABLE 
+      vps->setOutputLayerSetIdx( i, i );
+#endif
       // i <= (vps->getNumLayerSets() - 1)
       // Assign OutputLayerFlag depending on default_one_target_output_layer_flag
@@ -1372 +1375 @@
 #endif
 
+#if VPS_DPB_SIZE_TABLE
+  vps->deriveNumberOfSubDpbs();
+  for(i = 1; i < vps->getNumOutputLayerSets(); i++)
+  {
+    READ_FLAG( uiCode, "sub_layer_flag_info_present_flag[i]");  vps->setSubLayerFlagInfoPresentFlag( i, uiCode ? true : false );
+    for(j = 0; j < vps->getMaxTLayers(); j++)
+    {
+      if( j > 0 && vps->getSubLayerFlagInfoPresentFlag(i) )
+      {
+        READ_FLAG( uiCode, "sub_layer_dpb_info_present_flag[i]");  vps->setSubLayerDpbInfoPresentFlag( i, j, uiCode ? true : false);
+      }
+      else
+      {
+        if( j == 0 )  // Always signal for the first sub-layer
+        {
+          vps->setSubLayerDpbInfoPresentFlag( i, j, true );
+        }
+        else // if (j != 0) && !vps->getSubLayerFlagInfoPresentFlag(i)
+        {
+          vps->setSubLayerDpbInfoPresentFlag( i, j, false );
+        }
+      }
+      if( vps->getSubLayerDpbInfoPresentFlag(i, j) )  // If sub-layer DPB information is present
+      {
+        for(Int k = 0; k < vps->getNumSubDpbs(i); k++)
+        {
+          READ_UVLC( uiCode, "max_vps_dec_pic_buffering_minus1[i][k][j]" ); vps->setMaxVpsDecPicBufferingMinus1( i, k, j, uiCode );
+        }
+        READ_UVLC( uiCode, "max_vps_num_reorder_pics[i][j]" );              vps->setMaxVpsNumReorderPics( i, j, uiCode);
+        READ_UVLC( uiCode, "max_vps_latency_increase_plus1[i][j]" );        vps->setMaxVpsLatencyIncreasePlus1( i, j, uiCode);
+      }
+    }
+  }
+#endif
 #if VPS_EXTN_DIRECT_REF_LAYERS && M0457_PREDICTION_INDICATIONS
   READ_UVLC( uiCode,           "direct_dep_type_len_minus2"); vps->setDirectDepTypeLen(uiCode+2);