nvbufsurftransform.h

Go to the documentation of this file.

/*
 * Copyright (c) 2019, NVIDIA CORPORATION.  All rights reserved.
 *
 * NVIDIA Corporation and its licensors retain all intellectual property
 * and proprietary rights in and to this software, related documentation
 * and any modifications thereto.  Any use, reproduction, disclosure or
 * distribution of this software and related documentation without an express
 * license agreement from NVIDIA Corporation is strictly prohibited.
 *
 */

#ifndef NVBUFSURFTRANSFORM_H_
#define NVBUFSURFTRANSFORM_H_
#include <stdio.h>
#include <cuda.h>
#include <cuda_runtime.h>
#include <npp.h>
#include "nvbufsurface.h"

#ifdef __cplusplus
extern "C" {
#endif

typedef enum
{
  NvBufSurfTransformCompute_Default,
  NvBufSurfTransformCompute_GPU,
  NvBufSurfTransformCompute_VIC
} NvBufSurfTransform_Compute;


typedef enum
{
  NvBufSurfTransform_None,
  NvBufSurfTransform_Rotate90,
  NvBufSurfTransform_Rotate180,
  NvBufSurfTransform_Rotate270,
  NvBufSurfTransform_FlipX,
  NvBufSurfTransform_FlipY,
  NvBufSurfTransform_Transpose,
  NvBufSurfTransform_InvTranspose,
} NvBufSurfTransform_Flip;


typedef enum
{
  NvBufSurfTransformInter_Nearest = 0,
  NvBufSurfTransformInter_Bilinear,
  NvBufSurfTransformInter_Algo1,
  NvBufSurfTransformInter_Algo2,
  NvBufSurfTransformInter_Algo3,
  NvBufSurfTransformInter_Algo4,
  NvBufSurfTransformInter_Default
} NvBufSurfTransform_Inter;

typedef enum
{
  NvBufSurfTransformError_ROI_Error = -4,
  NvBufSurfTransformError_Invalid_Params = -3,
  NvBufSurfTransformError_Execution_Error = -2,
  NvBufSurfTransformError_Unsupported = -1,
  NvBufSurfTransformError_Success = 0
} NvBufSurfTransform_Error;

typedef enum {
  NVBUFSURF_TRANSFORM_CROP_SRC   = 1,
  NVBUFSURF_TRANSFORM_CROP_DST   = 1 << 1,
  NVBUFSURF_TRANSFORM_FILTER     = 1 << 2,
  NVBUFSURF_TRANSFORM_FLIP       = 1 << 3,
} NvBufSurfTransform_Transform_Flag;

typedef enum {
  NVBUFSURF_TRANSFORM_COMPOSITE  = 1,
} NvBufSurfTransform_Composite_Flag;

typedef struct
{
  uint32_t top;
  uint32_t left;
  uint32_t width;
  uint32_t height;
}NvBufSurfTransformRect;

typedef struct _NvBufSurfTransformConfigParams
{
  NvBufSurfTransform_Compute compute_mode;

  int32_t gpu_id;

  cudaStream_t cuda_stream;

} NvBufSurfTransformConfigParams;

typedef struct _NvBufSurfaceTransformParams
{
  uint32_t transform_flag;
  NvBufSurfTransform_Flip transform_flip;
  NvBufSurfTransform_Inter transform_filter;
  NvBufSurfTransformRect *src_rect;
  NvBufSurfTransformRect *dst_rect;
}NvBufSurfTransformParams;

typedef struct _NvBufSurfTransformCompositeParams
{
  uint32_t composite_flag;
  uint32_t input_buf_count;
  NvBufSurfTransformRect *src_comp_rect;
  NvBufSurfTransformRect *dst_comp_rect;
}NvBufSurfTransformCompositeParams;

NvBufSurfTransform_Error NvBufSurfTransformSetSessionParams
(NvBufSurfTransformConfigParams *config_params);

NvBufSurfTransform_Error NvBufSurfTransformGetSessionParams
(NvBufSurfTransformConfigParams *config_params);

NvBufSurfTransform_Error NvBufSurfTransform (NvBufSurface *src, NvBufSurface *dst,
    NvBufSurfTransformParams *transform_params);

NvBufSurfTransform_Error NvBufSurfTransformComposite (NvBufSurface *src,
    NvBufSurface *dst, NvBufSurfTransformCompositeParams *composite_params);

#ifdef __cplusplus
}
#endif
#endif