completed music panes

core/src/zero1hd/wavedecoder/WavInfo.java

@@ -13,9 +13,11 @@ public class WavInfo {
 	private int byteRate;
 	private FileInputStream audioFile;
 	private DataInputStream readStream;
+	private String fileName;
 	
 	public WavInfo(File file) throws InvalidParameterException {
 		try {
+			fileName = file.getName();
 			audioFile = new FileInputStream(file);
 			initDataStream();
 			getHeaderInfo();
@@ -58,8 +60,10 @@ public class WavInfo {
 		
 		readStream.skipBytes(38); //38
 		
+//		System.out.println(readBytesToString(4).equals("data"));
+		
 		if (!readBytesToString(4).equals("data")) { // 4
-			throw new InvalidParameterException("initial data section tag not found");
+			throw new InvalidParameterException("initial data section tag not found on wav: " + fileName);
 		}
 	}