#import "GPUImageFilter.h"
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@interface GPUImageChromaKeyFilter : GPUImageFilter
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{
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GLint colorToReplaceUniform, thresholdSensitivityUniform, smoothingUniform;
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}
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/** The threshold sensitivity controls how similar pixels need to be colored to be replaced
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The default value is 0.3
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*/
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@property(readwrite, nonatomic) CGFloat thresholdSensitivity;
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/** The degree of smoothing controls how gradually similar colors are replaced in the image
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The default value is 0.1
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*/
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@property(readwrite, nonatomic) CGFloat smoothing;
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/** The color to be replaced is specified using individual red, green, and blue components (normalized to 1.0).
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The default is green: (0.0, 1.0, 0.0).
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@param redComponent Red component of color to be replaced
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@param greenComponent Green component of color to be replaced
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@param blueComponent Blue component of color to be replaced
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*/
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- (void)setColorToReplaceRed:(GLfloat)redComponent green:(GLfloat)greenComponent blue:(GLfloat)blueComponent;
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@end
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