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302 lines
18 KiB
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302 lines
18 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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#if !defined CUDA_DISABLER
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#include "opencv2/core/cuda/common.hpp"
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#include "opencv2/core/cuda/border_interpolate.hpp"
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#include "opencv2/core/cuda/vec_traits.hpp"
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#include "opencv2/core/cuda/vec_math.hpp"
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#include "opencv2/core/cuda/saturate_cast.hpp"
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#include "opencv2/core/cuda/filters.hpp"
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#include <opencv2/cudev/ptr2d/texture.hpp>
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namespace cv { namespace cuda { namespace device
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{
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namespace imgproc
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{
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template <typename Ptr2D, typename T> __global__ void remap(const Ptr2D src, const PtrStepf mapx, const PtrStepf mapy, PtrStepSz<T> dst)
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{
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const int x = blockDim.x * blockIdx.x + threadIdx.x;
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const int y = blockDim.y * blockIdx.y + threadIdx.y;
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if (x < dst.cols && y < dst.rows)
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{
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const float xcoo = mapx.ptr(y)[x];
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const float ycoo = mapy.ptr(y)[x];
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dst.ptr(y)[x] = saturate_cast<T>(src(ycoo, xcoo));
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}
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}
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template <typename Ptr2D, typename T> __global__ void remap_relative(const Ptr2D src, const PtrStepf mapx, const PtrStepf mapy, PtrStepSz<T> dst)
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{
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const int x = blockDim.x * blockIdx.x + threadIdx.x;
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const int y = blockDim.y * blockIdx.y + threadIdx.y;
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if (x < dst.cols && y < dst.rows)
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{
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const float xcoo = x+mapx.ptr(y)[x];
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const float ycoo = y+mapy.ptr(y)[x];
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dst.ptr(y)[x] = saturate_cast<T>(src(ycoo, xcoo));
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}
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}
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template <template <typename> class Filter, template <typename> class B, typename T> struct RemapDispatcherStream
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{
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static void call(PtrStepSz<T> src, PtrStepSzf mapx, PtrStepSzf mapy, PtrStepSz<T> dst, const float* borderValue, cudaStream_t stream, bool, bool isRelative)
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{
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typedef typename TypeVec<float, VecTraits<T>::cn>::vec_type work_type;
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dim3 block(32, 8);
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dim3 grid(divUp(dst.cols, block.x), divUp(dst.rows, block.y));
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B<work_type> brd(src.rows, src.cols, VecTraits<work_type>::make(borderValue));
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BorderReader<PtrStep<T>, B<work_type>> brdSrc(src, brd);
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Filter<BorderReader<PtrStep<T>, B<work_type>>> filter_src(brdSrc);
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if (isRelative)
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remap_relative<<<grid, block, 0, stream>>>(filter_src, mapx, mapy, dst);
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else
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remap<<<grid, block, 0, stream>>>(filter_src, mapx, mapy, dst);
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cudaSafeCall( cudaGetLastError() );
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}
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};
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template <template <typename> class Filter, template <typename> class B, typename T> struct RemapDispatcherNonStream
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{
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static void call(PtrStepSz<T> src, PtrStepSz<T> srcWhole, int xoff, int yoff, PtrStepSzf mapx, PtrStepSzf mapy, PtrStepSz<T> dst, const float* borderValue, bool, bool isRelative)
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{
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CV_UNUSED(srcWhole);
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CV_UNUSED(xoff);
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CV_UNUSED(yoff);
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typedef typename TypeVec<float, VecTraits<T>::cn>::vec_type work_type;
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dim3 block(32, 8);
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dim3 grid(divUp(dst.cols, block.x), divUp(dst.rows, block.y));
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B<work_type> brd(src.rows, src.cols, VecTraits<work_type>::make(borderValue));
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BorderReader<PtrStep<T>, B<work_type>> brdSrc(src, brd);
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Filter<BorderReader<PtrStep<T>, B<work_type>>> filter_src(brdSrc);
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if (isRelative)
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remap_relative<<<grid, block>>>(filter_src, mapx, mapy, dst);
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else
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remap<<<grid, block>>>(filter_src, mapx, mapy, dst);
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cudaSafeCall( cudaGetLastError() );
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cudaSafeCall( cudaDeviceSynchronize() );
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}
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};
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template <template <typename> class Filter, template <typename> class B, typename T> struct RemapDispatcherNonStreamTex
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{
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static void call(PtrStepSz< T > src, PtrStepSz< T > srcWhole, int xoff, int yoff, PtrStepSzf mapx, PtrStepSzf mapy,
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PtrStepSz< T > dst, const float* borderValue, bool cc20, bool isRelative)
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{
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typedef typename TypeVec<float, VecTraits< T >::cn>::vec_type work_type;
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dim3 block(32, cc20 ? 8 : 4);
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dim3 grid(divUp(dst.cols, block.x), divUp(dst.rows, block.y));
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if (srcWhole.cols == src.cols && srcWhole.rows == src.rows)
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{
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cudev::Texture<T> texSrcWhole(srcWhole);
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B<work_type> brd(src.rows, src.cols, VecTraits<work_type>::make(borderValue));
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BorderReader<cudev::TexturePtr<T>, B<work_type>> brdSrc(texSrcWhole, brd);
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Filter<BorderReader<cudev::TexturePtr<T>, B<work_type>>> filter_src(brdSrc);
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if (isRelative)
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remap_relative<<<grid, block>>>(filter_src, mapx, mapy, dst);
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else
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remap<<<grid, block>>>(filter_src, mapx, mapy, dst);
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}
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else {
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cudev::TextureOff<T> texSrcWhole(srcWhole, yoff, xoff);
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B<work_type> brd(src.rows, src.cols, VecTraits<work_type>::make(borderValue));
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BorderReader<cudev::TextureOffPtr<T>, B<work_type>> brdSrc(texSrcWhole, brd);
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Filter<BorderReader<cudev::TextureOffPtr<T>, B<work_type>>> filter_src(brdSrc);
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if (isRelative)
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remap_relative<<<grid, block>>>(filter_src, mapx, mapy, dst);
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else
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remap<<<grid, block >>>(filter_src, mapx, mapy, dst);
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}
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cudaSafeCall( cudaGetLastError() );
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cudaSafeCall( cudaDeviceSynchronize() );
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}
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};
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template <template <typename> class Filter, typename T> struct RemapDispatcherNonStreamTex<Filter, BrdReplicate, T>
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{
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static void call(PtrStepSz< T > src, PtrStepSz< T > srcWhole, int xoff, int yoff, PtrStepSzf mapx, PtrStepSzf mapy,
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PtrStepSz< T > dst, const float*, bool, bool isRelative)
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{
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dim3 block(32, 8);
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dim3 grid(divUp(dst.cols, block.x), divUp(dst.rows, block.y));
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if (srcWhole.cols == src.cols && srcWhole.rows == src.rows)
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{
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cudev::Texture<T> texSrcWhole(srcWhole);
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Filter<cudev::TexturePtr<T>> filter_src(texSrcWhole);
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if (isRelative)
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remap_relative<<<grid, block>>>(filter_src, mapx, mapy, dst);
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else
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remap<<<grid, block>>>(filter_src, mapx, mapy, dst);
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}
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else
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{
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cudev::TextureOff<T> texSrcWhole(srcWhole, yoff, xoff);
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BrdReplicate<T> brd(src.rows, src.cols);
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BorderReader<cudev::TextureOffPtr<T>, BrdReplicate<T>> brdSrc(texSrcWhole, brd);
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Filter<BorderReader<cudev::TextureOffPtr<T>, BrdReplicate<T>>> filter_src(brdSrc);
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if (isRelative)
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remap_relative<<<grid, block>>>(filter_src, mapx, mapy, dst);
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else
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remap<<<grid, block>>>(filter_src, mapx, mapy, dst);
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}
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cudaSafeCall( cudaGetLastError() );
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cudaSafeCall( cudaDeviceSynchronize() );
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}
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};
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template <template <typename> class Filter, template <typename> class B> struct RemapDispatcherNonStream<Filter, B, uchar> :
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RemapDispatcherNonStreamTex<Filter, B, uchar> {};
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template <template <typename> class Filter, template <typename> class B> struct RemapDispatcherNonStream<Filter, B, uchar4> :
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RemapDispatcherNonStreamTex<Filter, B, uchar4> {};
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template <template <typename> class Filter, template <typename> class B> struct RemapDispatcherNonStream<Filter, B, ushort> :
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RemapDispatcherNonStreamTex<Filter, B, ushort> {};
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template <template <typename> class Filter, template <typename> class B> struct RemapDispatcherNonStream<Filter, B, ushort4> :
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RemapDispatcherNonStreamTex<Filter, B, ushort4> {};
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template <template <typename> class Filter, template <typename> class B> struct RemapDispatcherNonStream<Filter, B, short> :
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RemapDispatcherNonStreamTex<Filter, B, short> {};
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template <template <typename> class Filter, template <typename> class B> struct RemapDispatcherNonStream<Filter, B, short4> :
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RemapDispatcherNonStreamTex<Filter, B, short4> {};
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template <template <typename> class Filter, template <typename> class B> struct RemapDispatcherNonStream<Filter, B, float> :
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RemapDispatcherNonStreamTex<Filter, B, float> {};
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template <template <typename> class Filter, template <typename> class B> struct RemapDispatcherNonStream<Filter, B, float4> :
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RemapDispatcherNonStreamTex<Filter, B, float4> {};
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template <template <typename> class Filter> struct RemapDispatcherNonStream<Filter, BrdReplicate, uchar> :
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RemapDispatcherNonStreamTex<Filter, BrdReplicate, uchar> {};
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template <template <typename> class Filter> struct RemapDispatcherNonStream<Filter, BrdReplicate, uchar4> :
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RemapDispatcherNonStreamTex<Filter, BrdReplicate, uchar4> {};
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template <template <typename> class Filter> struct RemapDispatcherNonStream<Filter, BrdReplicate, ushort> :
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RemapDispatcherNonStreamTex<Filter, BrdReplicate, ushort> {};
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template <template <typename> class Filter> struct RemapDispatcherNonStream<Filter, BrdReplicate, ushort4> :
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RemapDispatcherNonStreamTex<Filter, BrdReplicate, ushort4> {};
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template <template <typename> class Filter> struct RemapDispatcherNonStream<Filter, BrdReplicate, short> :
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RemapDispatcherNonStreamTex<Filter, BrdReplicate, short> {};
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template <template <typename> class Filter> struct RemapDispatcherNonStream<Filter, BrdReplicate, short4> :
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RemapDispatcherNonStreamTex<Filter, BrdReplicate, short4> {};
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template <template <typename> class Filter> struct RemapDispatcherNonStream<Filter, BrdReplicate, float> :
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RemapDispatcherNonStreamTex<Filter, BrdReplicate, float> {};
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template <template <typename> class Filter> struct RemapDispatcherNonStream<Filter, BrdReplicate, float4> :
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RemapDispatcherNonStreamTex<Filter, BrdReplicate, float4> {};
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template <template <typename> class Filter, template <typename> class B, typename T> struct RemapDispatcher
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{
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static void call(PtrStepSz<T> src, PtrStepSz<T> srcWhole, int xoff, int yoff, PtrStepSzf mapx, PtrStepSzf mapy,
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PtrStepSz<T> dst, const float* borderValue, cudaStream_t stream, bool cc20, bool isRelative)
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{
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if (stream == 0)
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RemapDispatcherNonStream<Filter, B, T>::call(src, srcWhole, xoff, yoff, mapx, mapy, dst, borderValue, cc20, isRelative);
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else
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RemapDispatcherStream<Filter, B, T>::call(src, mapx, mapy, dst, borderValue, stream, cc20, isRelative);
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}
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};
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template <typename T> void remap_gpu(PtrStepSzb src, PtrStepSzb srcWhole, int xoff, int yoff, PtrStepSzf xmap, PtrStepSzf ymap,
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PtrStepSzb dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream, bool cc20, bool isRelative)
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{
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typedef void (*caller_t)(PtrStepSz<T> src, PtrStepSz<T> srcWhole, int xoff, int yoff, PtrStepSzf xmap, PtrStepSzf ymap,
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PtrStepSz<T> dst, const float* borderValue, cudaStream_t stream, bool cc20, bool isRelative);
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static const caller_t callers[3][5] =
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{
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{
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RemapDispatcher<PointFilter, BrdConstant, T>::call,
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RemapDispatcher<PointFilter, BrdReplicate, T>::call,
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RemapDispatcher<PointFilter, BrdReflect, T>::call,
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RemapDispatcher<PointFilter, BrdWrap, T>::call,
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RemapDispatcher<PointFilter, BrdReflect101, T>::call
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},
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{
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RemapDispatcher<LinearFilter, BrdConstant, T>::call,
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RemapDispatcher<LinearFilter, BrdReplicate, T>::call,
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RemapDispatcher<LinearFilter, BrdReflect, T>::call,
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RemapDispatcher<LinearFilter, BrdWrap, T>::call,
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RemapDispatcher<LinearFilter, BrdReflect101, T>::call
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},
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{
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RemapDispatcher<CubicFilter, BrdConstant, T>::call,
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RemapDispatcher<CubicFilter, BrdReplicate, T>::call,
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RemapDispatcher<CubicFilter, BrdReflect, T>::call,
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RemapDispatcher<CubicFilter, BrdWrap, T>::call,
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RemapDispatcher<CubicFilter, BrdReflect101, T>::call
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}
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};
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callers[interpolation][borderMode](static_cast<PtrStepSz<T>>(src), static_cast<PtrStepSz<T>>(srcWhole), xoff, yoff, xmap, ymap,
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static_cast<PtrStepSz<T>>(dst), borderValue, stream, cc20, isRelative);
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}
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template void remap_gpu<uchar >(PtrStepSzb src, PtrStepSzb srcWhole, int xoff, int yoff, PtrStepSzf xmap, PtrStepSzf ymap, PtrStepSzb dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream, bool cc20, bool isRelative);
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template void remap_gpu<uchar3>(PtrStepSzb src, PtrStepSzb srcWhole, int xoff, int yoff, PtrStepSzf xmap, PtrStepSzf ymap, PtrStepSzb dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream, bool cc20, bool isRelative);
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template void remap_gpu<uchar4>(PtrStepSzb src, PtrStepSzb srcWhole, int xoff, int yoff, PtrStepSzf xmap, PtrStepSzf ymap, PtrStepSzb dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream, bool cc20, bool isRelative);
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template void remap_gpu<ushort >(PtrStepSzb src, PtrStepSzb srcWhole, int xoff, int yoff, PtrStepSzf xmap, PtrStepSzf ymap, PtrStepSzb dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream, bool cc20, bool isRelative);
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template void remap_gpu<ushort3>(PtrStepSzb src, PtrStepSzb srcWhole, int xoff, int yoff, PtrStepSzf xmap, PtrStepSzf ymap, PtrStepSzb dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream, bool cc20, bool isRelative);
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template void remap_gpu<ushort4>(PtrStepSzb src, PtrStepSzb srcWhole, int xoff, int yoff, PtrStepSzf xmap, PtrStepSzf ymap, PtrStepSzb dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream, bool cc20, bool isRelative);
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template void remap_gpu<short >(PtrStepSzb src, PtrStepSzb srcWhole, int xoff, int yoff, PtrStepSzf xmap, PtrStepSzf ymap, PtrStepSzb dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream, bool cc20, bool isRelative);
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template void remap_gpu<short3>(PtrStepSzb src, PtrStepSzb srcWhole, int xoff, int yoff, PtrStepSzf xmap, PtrStepSzf ymap, PtrStepSzb dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream, bool cc20, bool isRelative);
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template void remap_gpu<short4>(PtrStepSzb src, PtrStepSzb srcWhole, int xoff, int yoff, PtrStepSzf xmap, PtrStepSzf ymap, PtrStepSzb dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream, bool cc20, bool isRelative);
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template void remap_gpu<float >(PtrStepSzb src, PtrStepSzb srcWhole, int xoff, int yoff, PtrStepSzf xmap, PtrStepSzf ymap, PtrStepSzb dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream, bool cc20, bool isRelative);
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template void remap_gpu<float3>(PtrStepSzb src, PtrStepSzb srcWhole, int xoff, int yoff, PtrStepSzf xmap, PtrStepSzf ymap, PtrStepSzb dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream, bool cc20, bool isRelative);
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template void remap_gpu<float4>(PtrStepSzb src, PtrStepSzb srcWhole, int xoff, int yoff, PtrStepSzf xmap, PtrStepSzf ymap, PtrStepSzb dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream, bool cc20, bool isRelative);
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} // namespace imgproc
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}}} // namespace cv { namespace cuda { namespace cudev
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#endif /* CUDA_DISABLER */
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