/*
 *  UIImageExt.h
 *  DragonDrive
 *
 *  Created by jhzheng on 11-8-4.
 *  Copyright 2011 __MyCompanyName__. All rights reserved.
 *
 */

#import <Foundation/Foundation.h>

@interface UIImage (grayscale)

- (UIImage *)convertToGrayscale;
- (UIImage*) getSubImageFromWithRect: (CGRect) rect;
@end