- update blocks by row instead of by block to speed up updates in ey…

…es of user
mactong · Oct 22, 2013 · 2f0af49 · 2f0af49
1 parent 2e9aa55
commit 2f0af49
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/deskshare/app/src/main/scala/org/bigbluebutton/deskshare/server/svc1/BlockManager.scala b/deskshare/app/src/main/scala/org/bigbluebutton/deskshare/server/svc1/BlockManager.scala
@@ -34,7 +34,7 @@ class BlockManager(room: String, screenDim: Dimension, blockDim: Dimension, wait
     private var lastFrameTime = 0L
     private var lastKeyFrameTime = 0L
     private val KEYFRAME_INTERVAL = 20000
-    private var blockToUpdate = 1
+    private var rowToUpdate = 1
     private var startTime = 0L
 	private var gotAllBlocksTime = 0L
 	private var gotAllBlocks = false;
@@ -105,7 +105,7 @@ class BlockManager(room: String, screenDim: Dimension, blockDim: Dimension, wait
     		  // We need to wait for all the blocks. Just encode a blank block.
     		  encodedBlock = block.getEncodedBlock(true);
     		} else {
-	    		if (block.hasChanged || (position == blockToUpdate) || genKeyFrame) {    		
+	    		if (block.hasChanged || (position/numberOfColumns == rowToUpdate) || genKeyFrame) {    		
 	    			encodedBlock = block.getEncodedBlock(false);
 	//    			println("Encoded block length[" + position + "] = " + encodedBlock.length)
 	    		}    		  
@@ -114,8 +114,8 @@ class BlockManager(room: String, screenDim: Dimension, blockDim: Dimension, wait
     		screenVideoFrame.write(encodedBlock, 0, encodedBlock.length)
     	}
 
-		blockToUpdate += 1;
-		if (blockToUpdate > numberOfBlocks) blockToUpdate = 1;
+		rowToUpdate += 1;
+		if (rowToUpdate > numberOfRows) rowToUpdate = 1;
 
 //		println("Key=" + genKeyFrame + " frame length=" + screenVideoFrame.toByteArray.length)