@interface CGBitmapFormat : NSObject <NSSecureCoding>
@property (class, readonly) BOOL supportsSecureCoding;
@property unsigned long long width;
@property unsigned long long height;
@property unsigned long long bitsPerComponent;
@property unsigned long long bitsPerPixel;
@property unsigned long long bytesPerRow;
@property unsigned int bitmapInfo;
@property (retain) struct CGColorSpace { } *colorSpace;
- (void)encodeWithCoder:(id)a0;
- (id)initWithCoder:(id)a0;
- (struct CGImage { } *)createImageWithData:(id)a0;
- (id)initWithBitmapContext:(struct CGContext { } *)a0;
@end