iphone - how to check if the file is a directory , audio , video or image?

Question

Following my program shows contents of Documents directory and is displayed in a tableView . But the Documents directory contains some directories , some audio , some video , an

Answer 1

Just in case of image file type

-(BOOL)isImageSource:(NSURL*)URL
{
    CGImageSourceRef source = CGImageSourceCreateWithURL((__bridge CFURLRef)URL, NULL);
    NSString *UTI = (__bridge NSString*)CGImageSourceGetType(source);
    CFRelease(source);

    CFArrayRef mySourceTypes = CGImageSourceCopyTypeIdentifiers();
    NSArray *array = (__bridge NSArray*)mySourceTypes;
    CFRelease(mySourceTypes);

    return [array containsObject:UTI];
}