mirror of
https://github.com/NVIDIA/cuda-samples.git
synced 2024-11-25 12:29:17 +08:00
90 lines
3.9 KiB
C
90 lines
3.9 KiB
C
/* Copyright (c) 2022, NVIDIA CORPORATION. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* * Neither the name of NVIDIA CORPORATION nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
|
|
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
|
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
|
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
|
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
|
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
|
|
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef IMAGE_DENOISING_H
|
|
#define IMAGE_DENOISING_H
|
|
|
|
typedef unsigned int TColor;
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
// Filter configuration
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
#define KNN_WINDOW_RADIUS 3
|
|
#define NLM_WINDOW_RADIUS 3
|
|
#define NLM_BLOCK_RADIUS 3
|
|
#define KNN_WINDOW_AREA \
|
|
((2 * KNN_WINDOW_RADIUS + 1) * (2 * KNN_WINDOW_RADIUS + 1))
|
|
#define NLM_WINDOW_AREA \
|
|
((2 * NLM_WINDOW_RADIUS + 1) * (2 * NLM_WINDOW_RADIUS + 1))
|
|
#define INV_KNN_WINDOW_AREA (1.0f / (float)KNN_WINDOW_AREA)
|
|
#define INV_NLM_WINDOW_AREA (1.0f / (float)NLM_WINDOW_AREA)
|
|
|
|
#define KNN_WEIGHT_THRESHOLD 0.02f
|
|
#define KNN_LERP_THRESHOLD 0.79f
|
|
#define NLM_WEIGHT_THRESHOLD 0.10f
|
|
#define NLM_LERP_THRESHOLD 0.10f
|
|
|
|
#define BLOCKDIM_X 8
|
|
#define BLOCKDIM_Y 8
|
|
|
|
#ifndef MAX
|
|
#define MAX(a, b) ((a < b) ? b : a)
|
|
#endif
|
|
#ifndef MIN
|
|
#define MIN(a, b) ((a < b) ? a : b)
|
|
#endif
|
|
|
|
// functions to load images
|
|
extern "C" void LoadBMPFile(uchar4 **dst, int *width, int *height,
|
|
const char *name);
|
|
|
|
// CUDA wrapper functions for allocation/freeing texture arrays
|
|
extern "C" cudaTextureObject_t texImage;
|
|
|
|
extern "C" cudaError_t CUDA_MallocArray(uchar4 **h_Src, int imageW, int imageH);
|
|
extern "C" cudaError_t CUDA_FreeArray();
|
|
|
|
// CUDA kernel functions
|
|
extern "C" void cuda_Copy(TColor *d_dst, int imageW, int imageH,
|
|
cudaTextureObject_t texImage);
|
|
extern "C" void cuda_KNN(TColor *d_dst, int imageW, int imageH, float Noise,
|
|
float lerpC, cudaTextureObject_t texImage);
|
|
extern "C" void cuda_KNNdiag(TColor *d_dst, int imageW, int imageH, float Noise,
|
|
float lerpC, cudaTextureObject_t texImage);
|
|
extern "C" void cuda_NLM(TColor *d_dst, int imageW, int imageH, float Noise,
|
|
float lerpC, cudaTextureObject_t texImage);
|
|
extern "C" void cuda_NLMdiag(TColor *d_dst, int imageW, int imageH, float Noise,
|
|
float lerpC, cudaTextureObject_t texImage);
|
|
|
|
extern "C" void cuda_NLM2(TColor *d_dst, int imageW, int imageH, float Noise,
|
|
float LerpC, cudaTextureObject_t texImage);
|
|
extern "C" void cuda_NLM2diag(TColor *d_dst, int imageW, int imageH,
|
|
float Noise, float LerpC,
|
|
cudaTextureObject_t texImage);
|
|
|
|
#endif
|