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| #import "GPUImageFilter.h"
|
| /** Kuwahara image abstraction, drawn from the work of Kyprianidis, et. al. in their publication "Anisotropic Kuwahara Filtering on the GPU" within the GPU Pro collection. This produces an oil-painting-like image, but it is extremely computationally expensive, so it can take seconds to render a frame on an iPad 2. This might be best used for still images.
| */
| @interface GPUImageKuwaharaFilter : GPUImageFilter
| {
| GLint radiusUniform;
| }
|
| /// The radius to sample from when creating the brush-stroke effect, with a default of 3. The larger the radius, the slower the filter.
| @property(readwrite, nonatomic) NSUInteger radius;
|
| @end
|
|
