Minor changes that may or may not have any impact on gaplessness

Audio/Chain/InputNode.m

@@ -134,9 +134,15 @@
 		if (amountInBuffer < CHUNK_SIZE) {
 			int framesToRead = (CHUNK_SIZE - amountInBuffer)/bytesPerFrame;
 			int framesRead = [decoder readAudio:((char *)inputBuffer) + amountInBuffer frames:framesToRead];
-			amountInBuffer += (framesRead * bytesPerFrame);
 
-			if (framesRead <= 0)
+            if (framesRead > 0)
+            {
+                amountInBuffer += (framesRead * bytesPerFrame);
+                [self writeData:inputBuffer amount:amountInBuffer];
+                amountInBuffer = 0;
+            }
+            
+			if (framesRead < framesToRead)
 			{
 				if (initialBufferFilled == NO) {
 					[controller initialBufferFilled:self];
@@ -163,10 +169,7 @@
                     break;
                 }
 			}
-            
-			[self writeData:inputBuffer amount:amountInBuffer];
-			amountInBuffer = 0;
-		}
+        }
 	}
 
 	if (shouldClose)

Audio/Chain/Node.m

@@ -105,7 +105,7 @@
 	[readLock lock];
 	availInput = [[previousNode buffer] lengthAvailableToReadReturningPointer:&readPtr];
 	
-	if (availInput <= amount && [previousNode endOfStream] == YES)
+	if (availInput < amount && [previousNode endOfStream] == YES)
 	{
 //		[previousNode release]; 
 		//If it is the outputNode, [soundController newInputChain];

Audio/Chain/OutputNode.m

@@ -54,6 +54,8 @@
 	[self setPreviousNode:[[controller bufferChain] finalNode]];
 	
 	n = [super readData:ptr amount:amount];
+	amountPlayed += n;
+    
 	if (endOfStream == YES)
 	{
 		amountPlayed = 0;
@@ -64,8 +66,6 @@
 		DLog(@"Output Buffer dry!");
 	}
 */	
-	amountPlayed += n;
-
 	[pool release];
 	
 	return n;