DataConditioner.h

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#ifndef DW_DNN_DATACONDITIONER_H_
#define DW_DNN_DATACONDITIONER_H_

#include <dw/core/Context.h>
#include <dw/core/Types.h>
#include <dw/image/Image.h>
#include <dw/dnn/DNNTypes.h>
#include <dw/dnn/Tensor.h>

#ifdef __cplusplus
extern "C" {
#endif

typedef struct dwDataConditionerParams
{
    float32_t meanValue[DW_MAX_IMAGE_PLANES];
    float32_t stdev[DW_MAX_IMAGE_PLANES];
    const dwImageCUDA* meanImage;
    bool splitPlanes;
    float32_t scaleCoefficient;
    bool ignoreAspectRatio;
    bool doPerPlaneMeanNormalization;
} dwDataConditionerParams;

typedef struct dwDataConditionerObject* dwDataConditionerHandle_t;

DW_API_PUBLIC
dwStatus dwDataConditioner_initParams(dwDataConditionerParams* dataConditionerParams);

DW_API_PUBLIC
dwStatus dwDataConditioner_initialize(dwDataConditionerHandle_t* obj,
                                      const dwBlobSize* networkInputBlobSize,
                                      const dwDataConditionerParams* dataConditionerParams,
                                      cudaStream_t stream, dwContextHandle_t ctx);

DW_API_PUBLIC
dwStatus dwDataConditioner_initializeFromTensorProperties(dwDataConditionerHandle_t* obj,
                                                          const dwDNNTensorProperties* outputProperties,
                                                          uint32_t maxNumImages,
                                                          const dwDataConditionerParams* dataConditionerParams,
                                                          cudaStream_t stream, dwContextHandle_t ctx);

DW_API_PUBLIC
dwStatus dwDataConditioner_setCUDAStream(cudaStream_t stream, dwDataConditionerHandle_t obj);

DW_API_PUBLIC
dwStatus dwDataConditioner_getCUDAStream(cudaStream_t* stream, dwDataConditionerHandle_t obj);

DW_API_PUBLIC
dwStatus dwDataConditioner_reset(dwDataConditionerHandle_t obj);

DW_API_PUBLIC
dwStatus dwDataConditioner_release(dwDataConditionerHandle_t obj);

DW_API_PUBLIC
dwStatus dwDataConditioner_prepareDataRaw(float32_t* d_outputImage, const dwImageCUDA* const* inputImages,
                                          uint32_t numImages, const dwRect* roi,
                                          cudaTextureAddressMode addressMode, dwDataConditionerHandle_t obj);

DW_API_PUBLIC
dwStatus dwDataConditioner_prepareData(dwDNNTensorHandle_t tensorOutput,
                                       const dwImageHandle_t* inputImages,
                                       uint32_t numImages, const dwRect* roi,
                                       cudaTextureAddressMode addressMode, dwDataConditionerHandle_t obj);

DW_API_PUBLIC
dwStatus dwDataConditioner_getOutputSize(dwBlobSize* outputBlobSize,
                                         dwDataConditionerHandle_t obj);

DW_API_PUBLIC
dwStatus dwDataConditioner_outputPositionToInput(float32_t* outputX, float32_t* outputY,
                                                 float32_t inputX, float32_t inputY, const dwRect* roi,
                                                 dwDataConditionerHandle_t obj);
#ifdef __cplusplus
}
#endif

#endif // DW_DNN_DATACONDITIONER_H_