in src/android/FileHelper.java [203:215]
public static String getMimeTypeForExtension(String path) {
String extension = path;
int lastDot = extension.lastIndexOf('.');
if (lastDot != -1) {
extension = extension.substring(lastDot + 1);
}
// Convert the URI string to lower case to ensure compatibility with MimeTypeMap (see CB-2185).
extension = extension.toLowerCase(Locale.getDefault());
if (extension.equals("3ga")) {
return "audio/3gpp";
}
return MimeTypeMap.getSingleton().getMimeTypeFromExtension(extension);
}