#import "GPUImageColorMatrixFilter.h"
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@interface GPUImageHSBFilter : GPUImageColorMatrixFilter
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/** Reset the filter to have no transformations.
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*/
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- (void)reset;
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/** Add a hue rotation to the filter.
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The hue rotation is in the range [-360, 360] with 0 being no-change.
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Note that this adjustment is additive, so use the reset method if you need to.
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*/
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- (void)rotateHue:(float)h;
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/** Add a saturation adjustment to the filter.
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The saturation adjustment is in the range [0.0, 2.0] with 1.0 being no-change.
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Note that this adjustment is additive, so use the reset method if you need to.
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*/
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- (void)adjustSaturation:(float)s;
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/** Add a brightness adjustment to the filter.
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The brightness adjustment is in the range [0.0, 2.0] with 1.0 being no-change.
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Note that this adjustment is additive, so use the reset method if you need to.
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*/
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- (void)adjustBrightness:(float)b;
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@end
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