AVURLAsset Thumbnail

thumbnail.m

      AVURLAsset *asset1 = [[AVURLAsset alloc] initWithURL:[info objectForKey:@"UIImagePickerControllerMediaURL"] options:nil];
        AVAssetImageGenerator *generate1 = [[AVAssetImageGenerator alloc] initWithAsset:asset1];
        generate1.appliesPreferredTrackTransform = YES;
        NSError *err = NULL;
        CMTime time = CMTimeMake(1, 2);
        CGImageRef oneRef = [generate1 copyCGImageAtTime:time actualTime:NULL error:&err];
        UIImage *one = [[UIImage alloc] initWithCGImage:oneRef];