ImageFilter.h

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#ifndef DW_IMAGEPROCESSING_IMAGEFILTER_H_
#define DW_IMAGEPROCESSING_IMAGEFILTER_H_

#include <dw/core/Config.h>
#include <dw/core/context/Context.h>
#include <dw/core/base/Exports.h>
#include <dw/core/base/Types.h>
#include <dw/image/Image.h>

#include <stdint.h>

#ifdef __cplusplus
extern "C" {
#endif

typedef struct dwImageFilterObject* dwImageFilterHandle_t;

typedef enum dwImageFilterType {
    DW_IMAGEFILTER_TYPE_UNKNOWN = 0,

    DW_IMAGEFILTER_TYPE_RECURSIVE_GAUSSIAN_FILTER = 1,

    DW_IMAGEFILTER_TYPE_BOX_FILTER = 2,

    DW_IMAGEFILTER_TYPE_CONVOLUTION_FILTER = 3,
} dwImageFilterType;

typedef struct dwImageFilterConfig
{
    dwImageFilterType filterType;

    dwProcessorType processorType;

    dwTrivialDataType pxlType;

    uint32_t imageWidth;

    uint32_t imageHeight;

    uint32_t kernelWidth;

    uint32_t kernelHeight;

    uint32_t order;

    float32_t sigma;

    const float32_t* kernel;

    uint32_t kernelLength;
} dwImageFilterConfig;

DW_API_PUBLIC
dwStatus dwImageFilter_initialize(dwImageFilterHandle_t* filter, const dwImageFilterConfig* config, dwContextHandle_t context);

DW_API_PUBLIC
dwStatus dwImageFilter_setCUDAStream(cudaStream_t stream, dwImageFilterHandle_t filter);

DW_API_PUBLIC
dwStatus dwImageFilter_getCUDAStream(cudaStream_t* stream, dwImageFilterHandle_t filter);

DW_API_PUBLIC
dwStatus dwImageFilter_applyFilter(dwImageHandle_t outputImage, dwImageHandle_t inputImage, dwImageFilterHandle_t filter);

DW_API_PUBLIC
dwStatus dwImageFilter_release(dwImageFilterHandle_t filter);

#ifdef __cplusplus
}
#endif

#endif // DW_FEATURES_FEATURES_H_