152 lines
6.9 KiB
Plaintext
152 lines
6.9 KiB
Plaintext
/*M///////////////////////////////////////////////////////////////////////////////////////
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//
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
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//
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// By downloading, copying, installing or using the software you agree to this license.
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// If you do not agree to this license, do not download, install,
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// copy or use the software.
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//
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//
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// License Agreement
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// For Open Source Computer Vision Library
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//
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// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
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// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
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// Third party copyrights are property of their respective owners.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// * Redistribution's of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// * Redistribution's in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// * The name of the copyright holders may not be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// This software is provided by the copyright holders and contributors "as is" and
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// any express or implied warranties, including, but not limited to, the implied
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// warranties of merchantability and fitness for a particular purpose are disclaimed.
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// In no event shall the Intel Corporation or contributors be liable for any direct,
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// indirect, incidental, special, exemplary, or consequential damages
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// (including, but not limited to, procurement of substitute goods or services;
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// loss of use, data, or profits; or business interruption) however caused
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// and on any theory of liability, whether in contract, strict liability,
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// or tort (including negligence or otherwise) arising in any way out of
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// the use of this software, even if advised of the possibility of such damage.
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//
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//M*/
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#include <stddef.h>
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#include "cuda_shared.hpp"
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#include "cuda_runtime.h"
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__constant__ float scalar_d[4];
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namespace mat_operators
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{
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template <typename T, int channels, int count = channels>
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struct unroll
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{
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__device__ static void unroll_set(T * mat, size_t i)
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{
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mat[i] = static_cast<T>(scalar_d[i % channels]);
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unroll<T, channels, count - 1>::unroll_set(mat, i+1);
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}
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__device__ static void unroll_set_with_mask(T * mat, float mask, size_t i)
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{
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mat[i] = mask * static_cast<T>(scalar_d[i % channels]);
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unroll<T, channels, count - 1>::unroll_set_with_mask(mat, mask, i+1);
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}
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};
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template <typename T, int channels>
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struct unroll<T,channels,0>
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{
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__device__ static void unroll_set(T * , size_t){}
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__device__ static void unroll_set_with_mask(T * , float, size_t){}
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};
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template <typename T, int channels>
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__global__ void kernel_set_to_without_mask(T * mat)
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{
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size_t i = (blockIdx.x * blockDim.x + threadIdx.x) * sizeof(T);
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unroll<T, channels>::unroll_set(mat, i);
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}
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template <typename T, int channels>
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__global__ void kernel_set_to_with_mask(T * mat, const float * mask)
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{
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size_t i = (blockIdx.x * blockDim.x + threadIdx.x) * sizeof(T);
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unroll<T, channels>::unroll_set_with_mask(mat, i, mask[i]);
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}
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}
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extern "C" void cv::gpu::impl::set_to_with_mask(const DevMem2D& mat, const double * scalar, const DevMem2D& mask, int depth, int channels)
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{
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scalar_d[0] = scalar[0];
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scalar_d[1] = scalar[1];
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scalar_d[2] = scalar[2];
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scalar_d[3] = scalar[3];
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int numBlocks = mat.rows * mat.step / 256;
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dim3 threadsPerBlock(256);
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if (channels == 1)
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{
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if (depth == 1) ::mat_operators::kernel_set_to_with_mask<unsigned char, 1><<<numBlocks,threadsPerBlock>>>(mat.ptr, (float *)mask.ptr);
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if (depth == 2) ::mat_operators::kernel_set_to_with_mask<unsigned short, 1><<<numBlocks,threadsPerBlock>>>((unsigned short *)mat.ptr, (float *)mask.ptr);
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if (depth == 4) ::mat_operators::kernel_set_to_with_mask<unsigned int, 1><<<numBlocks,threadsPerBlock>>>((unsigned int *)mat.ptr, (float *)mask.ptr);
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}
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if (channels == 2)
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{
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if (depth == 1) ::mat_operators::kernel_set_to_with_mask<unsigned char, 2><<<numBlocks,threadsPerBlock>>>(mat.ptr, (float *)mask.ptr);
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if (depth == 2) ::mat_operators::kernel_set_to_with_mask<unsigned short, 2><<<numBlocks,threadsPerBlock>>>((unsigned short *)mat.ptr, (float *)mask.ptr);
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if (depth == 4) ::mat_operators::kernel_set_to_with_mask<unsigned int, 2><<<numBlocks,threadsPerBlock>>>((unsigned int *)mat.ptr, (float *)mask.ptr);
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}
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if (channels == 3)
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{
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if (depth == 1) ::mat_operators::kernel_set_to_with_mask<unsigned char, 3><<<numBlocks,threadsPerBlock>>>(mat.ptr, (float *)mask.ptr);
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if (depth == 2) ::mat_operators::kernel_set_to_with_mask<unsigned short, 3><<<numBlocks,threadsPerBlock>>>((unsigned short *)mat.ptr, (float *)mask.ptr);
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if (depth == 4) ::mat_operators::kernel_set_to_with_mask<unsigned int, 3><<<numBlocks,threadsPerBlock>>>((unsigned int *)mat.ptr, (float *)mask.ptr);
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}
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}
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extern "C" void cv::gpu::impl::set_to_without_mask(const DevMem2D& mat, const double * scalar, int depth, int channels)
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{
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scalar_d[0] = scalar[0];
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scalar_d[1] = scalar[1];
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scalar_d[2] = scalar[2];
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scalar_d[3] = scalar[3];
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int numBlocks = mat.rows * mat.step / 256;
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dim3 threadsPerBlock(256);
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if (channels == 1)
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{
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if (depth == 1) ::mat_operators::kernel_set_to_without_mask<unsigned char, 1><<<numBlocks,threadsPerBlock>>>(mat.ptr);
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if (depth == 2) ::mat_operators::kernel_set_to_without_mask<unsigned short, 1><<<numBlocks,threadsPerBlock>>>((unsigned short *)mat.ptr);
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if (depth == 4) ::mat_operators::kernel_set_to_without_mask<unsigned int, 1><<<numBlocks,threadsPerBlock>>>((unsigned int *)mat.ptr);
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}
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if (channels == 2)
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{
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if (depth == 1) ::mat_operators::kernel_set_to_without_mask<unsigned char, 2><<<numBlocks,threadsPerBlock>>>(mat.ptr);
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if (depth == 2) ::mat_operators::kernel_set_to_without_mask<unsigned short, 2><<<numBlocks,threadsPerBlock>>>((unsigned short *)mat.ptr);
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if (depth == 4) ::mat_operators::kernel_set_to_without_mask<unsigned int, 2><<<numBlocks,threadsPerBlock>>>((unsigned int *)mat.ptr);
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}
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if (channels == 3)
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{
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if (depth == 1) ::mat_operators::kernel_set_to_without_mask<unsigned char, 3><<<numBlocks,threadsPerBlock>>>(mat.ptr);
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if (depth == 2) ::mat_operators::kernel_set_to_without_mask<unsigned short, 3><<<numBlocks,threadsPerBlock>>>((unsigned short *)mat.ptr);
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if (depth == 4) ::mat_operators::kernel_set_to_without_mask<unsigned int, 3><<<numBlocks,threadsPerBlock>>>((unsigned int *)mat.ptr);
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}
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}
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