Force decompression of UIImage on background queue before setting on UIImageView

gistfile1.txt

dispatch_queue_t queue = dispatch_queue_create("PlusFlickrPhotoView Queue", DISPATCH_QUEUE_CONCURRENT);
	
dispatch_async(queue, ^{
	// force decompress of image
	UIGraphicsBeginImageContext(CGSizeMake(1, 1));
	[image drawAtPoint:CGPointZero];
	UIGraphicsEndImageContext();
	
	// set the image on main thread
	dispatch_sync(dispatch_get_main_queue(), ^{
		_imageView.image = image;
	});
});