Mime type string always finish with a single 0 byte

Mime type string always finish with a single 0 byte

library/src/main/java/com/google/android/exoplayer/metadata/Id3Parser.java

@@ -91,7 +91,7 @@ public class Id3Parser implements MetadataParser<Map<String, Object>> {
 
 
         int firstZeroIndex = indexOf(frame, 0, (byte) 0);
         int firstZeroIndex = indexOf(frame, 0, (byte) 0);
         String mimeType = new String(frame, 0, firstZeroIndex, "ISO-8859-1");
         String mimeType = new String(frame, 0, firstZeroIndex, "ISO-8859-1");
-        int filenameStartIndex = firstZeroIndex + delimiterLength(encoding);
+        int filenameStartIndex = firstZeroIndex + 1;
         int filenameEndIndex = indexOfEOS(frame, filenameStartIndex, encoding);
         int filenameEndIndex = indexOfEOS(frame, filenameStartIndex, encoding);
         String filename = new String(frame, filenameStartIndex,
         String filename = new String(frame, filenameStartIndex,
             filenameEndIndex - filenameStartIndex, charset);
             filenameEndIndex - filenameStartIndex, charset);