250 lines
15 KiB
Plaintext
250 lines
15 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 "internal_shared.hpp"
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#include "opencv2/gpu/device/border_interpolate.hpp"
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#include "opencv2/gpu/device/vec_traits.hpp"
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#include "opencv2/gpu/device/vec_math.hpp"
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#include "opencv2/gpu/device/saturate_cast.hpp"
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#include "opencv2/gpu/device/filters.hpp"
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using namespace cv::gpu;
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using namespace cv::gpu::device;
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namespace cv { namespace gpu { 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, DevMem2D_<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 <template <typename> class Filter, template <typename> class B, typename T> struct RemapDispatcherStream
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{
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static void call(const DevMem2D_<T>& src, const DevMem2Df& mapx, const DevMem2Df& mapy, const DevMem2D_<T>& dst, const float* borderValue, cudaStream_t stream)
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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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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(const DevMem2D_<T>& src, const DevMem2Df& mapx, const DevMem2Df& mapy, const DevMem2D_<T>& dst, const float* borderValue)
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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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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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#define OPENCV_GPU_IMPLEMENT_REMAP_TEX(type) \
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texture< type , cudaTextureType2D> tex_remap_ ## type (0, cudaFilterModePoint, cudaAddressModeClamp); \
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struct tex_remap_ ## type ## _reader \
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{ \
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typedef type elem_type; \
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typedef int index_type; \
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__device__ __forceinline__ elem_type operator ()(index_type y, index_type x) const \
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{ \
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return tex2D(tex_remap_ ## type , x, y); \
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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, type> \
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{ \
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static void call(const DevMem2D_< type >& src, const DevMem2Df& mapx, const DevMem2Df& mapy, const DevMem2D_< type >& dst, const float* borderValue) \
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{ \
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typedef typename TypeVec<float, VecTraits< type >::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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TextureBinder texHandler(&tex_remap_ ## type , src); \
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tex_remap_ ## type ##_reader texSrc; \
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B<work_type> brd(src.rows, src.cols, VecTraits<work_type>::make(borderValue)); \
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BorderReader< tex_remap_ ## type ##_reader, B<work_type> > brdSrc(texSrc, brd); \
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Filter< BorderReader< tex_remap_ ## type ##_reader, B<work_type> > > filter_src(brdSrc); \
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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> struct RemapDispatcherNonStream<Filter, BrdReplicate, type> \
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{ \
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static void call(const DevMem2D_< type >& src, const DevMem2Df& mapx, const DevMem2Df& mapy, const DevMem2D_< type >& dst, const float*) \
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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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TextureBinder texHandler(&tex_remap_ ## type , src); \
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tex_remap_ ## type ##_reader texSrc; \
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Filter< tex_remap_ ## type ##_reader > filter_src(texSrc); \
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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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OPENCV_GPU_IMPLEMENT_REMAP_TEX(uchar)
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//OPENCV_GPU_IMPLEMENT_REMAP_TEX(uchar2)
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OPENCV_GPU_IMPLEMENT_REMAP_TEX(uchar4)
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//OPENCV_GPU_IMPLEMENT_REMAP_TEX(schar)
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//OPENCV_GPU_IMPLEMENT_REMAP_TEX(char2)
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//OPENCV_GPU_IMPLEMENT_REMAP_TEX(char4)
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OPENCV_GPU_IMPLEMENT_REMAP_TEX(ushort)
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//OPENCV_GPU_IMPLEMENT_REMAP_TEX(ushort2)
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OPENCV_GPU_IMPLEMENT_REMAP_TEX(ushort4)
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OPENCV_GPU_IMPLEMENT_REMAP_TEX(short)
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//OPENCV_GPU_IMPLEMENT_REMAP_TEX(short2)
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OPENCV_GPU_IMPLEMENT_REMAP_TEX(short4)
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//OPENCV_GPU_IMPLEMENT_REMAP_TEX(int)
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//OPENCV_GPU_IMPLEMENT_REMAP_TEX(int2)
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//OPENCV_GPU_IMPLEMENT_REMAP_TEX(int4)
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OPENCV_GPU_IMPLEMENT_REMAP_TEX(float)
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//OPENCV_GPU_IMPLEMENT_REMAP_TEX(float2)
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OPENCV_GPU_IMPLEMENT_REMAP_TEX(float4)
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#undef OPENCV_GPU_IMPLEMENT_REMAP_TEX
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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(const DevMem2D_<T>& src, const DevMem2Df& mapx, const DevMem2Df& mapy, const DevMem2D_<T>& dst, const float* borderValue, cudaStream_t stream)
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{
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if (stream == 0)
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RemapDispatcherNonStream<Filter, B, T>::call(src, mapx, mapy, dst, borderValue);
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else
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RemapDispatcherStream<Filter, B, T>::call(src, mapx, mapy, dst, borderValue, stream);
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}
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};
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template <typename T> void remap_gpu(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream)
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{
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typedef void (*caller_t)(const DevMem2D_<T>& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D_<T>& dst, const float* borderValue, cudaStream_t stream);
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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, BrdReflect101, T>::call,
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RemapDispatcher<PointFilter, BrdReplicate, T>::call,
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RemapDispatcher<PointFilter, BrdConstant, T>::call,
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RemapDispatcher<PointFilter, BrdReflect, T>::call,
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RemapDispatcher<PointFilter, BrdWrap, T>::call
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},
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{
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RemapDispatcher<LinearFilter, BrdReflect101, T>::call,
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RemapDispatcher<LinearFilter, BrdReplicate, T>::call,
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RemapDispatcher<LinearFilter, BrdConstant, T>::call,
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RemapDispatcher<LinearFilter, BrdReflect, T>::call,
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RemapDispatcher<LinearFilter, BrdWrap, T>::call
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},
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{
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RemapDispatcher<CubicFilter, BrdReflect101, T>::call,
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RemapDispatcher<CubicFilter, BrdReplicate, T>::call,
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RemapDispatcher<CubicFilter, BrdConstant, T>::call,
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RemapDispatcher<CubicFilter, BrdReflect, T>::call,
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RemapDispatcher<CubicFilter, BrdWrap, T>::call
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}
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};
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callers[interpolation][borderMode](static_cast< DevMem2D_<T> >(src), xmap, ymap, static_cast< DevMem2D_<T> >(dst), borderValue, stream);
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}
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template void remap_gpu<uchar >(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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//template void remap_gpu<uchar2>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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template void remap_gpu<uchar3>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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template void remap_gpu<uchar4>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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//template void remap_gpu<schar>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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//template void remap_gpu<char2>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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//template void remap_gpu<char3>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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//template void remap_gpu<char4>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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template void remap_gpu<ushort >(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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//template void remap_gpu<ushort2>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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template void remap_gpu<ushort3>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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template void remap_gpu<ushort4>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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template void remap_gpu<short >(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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//template void remap_gpu<short2>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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template void remap_gpu<short3>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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template void remap_gpu<short4>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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//template void remap_gpu<int >(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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//template void remap_gpu<int2>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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//template void remap_gpu<int3>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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//template void remap_gpu<int4>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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template void remap_gpu<float >(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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//template void remap_gpu<float2>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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template void remap_gpu<float3>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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template void remap_gpu<float4>(const DevMem2D& src, const DevMem2Df& xmap, const DevMem2Df& ymap, const DevMem2D& dst, int interpolation, int borderMode, const float* borderValue, cudaStream_t stream);
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}}}
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