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| #import "GPUImageFilter.h"
|
| @interface GPUImageSharpenFilter : GPUImageFilter
| {
| GLint sharpnessUniform;
| GLint imageWidthFactorUniform, imageHeightFactorUniform;
| }
|
| // Sharpness ranges from -4.0 to 4.0, with 0.0 as the normal level
| @property(readwrite, nonatomic) CGFloat sharpness;
|
| @end
|
|
