mirror of https://github.com/opencv/opencv.git
Alexander Alekhin
11 years ago
committed by
Andrey Pavlenko
parent
89e3e448f5
commit
c1ea6f3c42
11 changed files with 149 additions and 325 deletions
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/*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 "precomp.hpp" |
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#include "opencl_kernels.hpp" |
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namespace cv { |
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namespace detail { |
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/////////////////////////////////////////// PlaneWarperOcl ////////////////////////////////////////////
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Rect PlaneWarperOcl::buildMaps(Size src_size, InputArray K, InputArray R, InputArray T, OutputArray xmap, OutputArray ymap) |
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{ |
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projector_.setCameraParams(K, R, T); |
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Point dst_tl, dst_br; |
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detectResultRoi(src_size, dst_tl, dst_br); |
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if (ocl::useOpenCL()) |
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{ |
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ocl::Kernel k("buildWarpPlaneMaps", ocl::stitching::warpers_oclsrc); |
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if (!k.empty()) |
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{ |
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Size dsize(dst_br.x - dst_tl.x + 1, dst_br.y - dst_tl.y + 1); |
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xmap.create(dsize, CV_32FC1); |
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ymap.create(dsize, CV_32FC1); |
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Mat k_rinv(1, 9, CV_32FC1, projector_.k_rinv), t(1, 3, CV_32FC1, projector_.t); |
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UMat uxmap = xmap.getUMat(), uymap = ymap.getUMat(), |
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uk_rinv = k_rinv.getUMat(ACCESS_READ), ut = t.getUMat(ACCESS_READ); |
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k.args(ocl::KernelArg::WriteOnlyNoSize(uxmap), ocl::KernelArg::WriteOnly(uymap), |
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ocl::KernelArg::PtrReadOnly(uk_rinv), ocl::KernelArg::PtrReadOnly(ut), |
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dst_tl.x, dst_tl.y, projector_.scale); |
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size_t globalsize[2] = { dsize.width, dsize.height }; |
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if (k.run(2, globalsize, NULL, true)) |
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return Rect(dst_tl, dst_br); |
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} |
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} |
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return PlaneWarper::buildMaps(src_size, K, R, T, xmap, ymap); |
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} |
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Point PlaneWarperOcl::warp(InputArray src, InputArray K, InputArray R, InputArray T, int interp_mode, int border_mode, OutputArray dst) |
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{ |
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UMat uxmap, uymap; |
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Rect dst_roi = buildMaps(src.size(), K, R, T, uxmap, uymap); |
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dst.create(dst_roi.height + 1, dst_roi.width + 1, src.type()); |
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UMat udst = dst.getUMat(); |
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remap(src, udst, uxmap, uymap, interp_mode, border_mode); |
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return dst_roi.tl(); |
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} |
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/////////////////////////////////////////// SphericalWarperOcl ////////////////////////////////////////
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Rect SphericalWarperOcl::buildMaps(Size src_size, InputArray K, InputArray R, OutputArray xmap, OutputArray ymap) |
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{ |
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projector_.setCameraParams(K, R); |
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Point dst_tl, dst_br; |
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detectResultRoi(src_size, dst_tl, dst_br); |
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if (ocl::useOpenCL()) |
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{ |
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ocl::Kernel k("buildWarpSphericalMaps", ocl::stitching::warpers_oclsrc); |
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if (!k.empty()) |
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{ |
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Size dsize(dst_br.x - dst_tl.x + 1, dst_br.y - dst_tl.y + 1); |
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xmap.create(dsize, CV_32FC1); |
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ymap.create(dsize, CV_32FC1); |
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Mat k_rinv(1, 9, CV_32FC1, projector_.k_rinv); |
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UMat uxmap = xmap.getUMat(), uymap = ymap.getUMat(), uk_rinv = k_rinv.getUMat(ACCESS_READ); |
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k.args(ocl::KernelArg::WriteOnlyNoSize(uxmap), ocl::KernelArg::WriteOnly(uymap), |
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ocl::KernelArg::PtrReadOnly(uk_rinv), dst_tl.x, dst_tl.y, projector_.scale); |
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size_t globalsize[2] = { dsize.width, dsize.height }; |
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if (k.run(2, globalsize, NULL, true)) |
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return Rect(dst_tl, dst_br); |
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} |
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} |
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return SphericalWarper::buildMaps(src_size, K, R, xmap, ymap); |
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} |
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Point SphericalWarperOcl::warp(InputArray src, InputArray K, InputArray R, int interp_mode, int border_mode, OutputArray dst) |
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{ |
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UMat uxmap, uymap; |
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Rect dst_roi = buildMaps(src.size(), K, R, uxmap, uymap); |
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dst.create(dst_roi.height + 1, dst_roi.width + 1, src.type()); |
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UMat udst = dst.getUMat(); |
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remap(src, udst, uxmap, uymap, interp_mode, border_mode); |
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return dst_roi.tl(); |
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} |
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/////////////////////////////////////////// CylindricalWarperOcl ////////////////////////////////////////
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Rect CylindricalWarperOcl::buildMaps(Size src_size, InputArray K, InputArray R, OutputArray xmap, OutputArray ymap) |
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{ |
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projector_.setCameraParams(K, R); |
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Point dst_tl, dst_br; |
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detectResultRoi(src_size, dst_tl, dst_br); |
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if (ocl::useOpenCL()) |
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{ |
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ocl::Kernel k("buildWarpCylindricalMaps", ocl::stitching::warpers_oclsrc); |
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if (!k.empty()) |
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{ |
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Size dsize(dst_br.x - dst_tl.x + 1, dst_br.y - dst_tl.y + 1); |
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xmap.create(dsize, CV_32FC1); |
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ymap.create(dsize, CV_32FC1); |
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Mat k_rinv(1, 9, CV_32FC1, projector_.k_rinv); |
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UMat uxmap = xmap.getUMat(), uymap = ymap.getUMat(), uk_rinv = k_rinv.getUMat(ACCESS_READ); |
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k.args(ocl::KernelArg::WriteOnlyNoSize(uxmap), ocl::KernelArg::WriteOnly(uymap), |
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ocl::KernelArg::PtrReadOnly(uk_rinv), dst_tl.x, dst_tl.y, projector_.scale); |
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size_t globalsize[2] = { dsize.width, dsize.height }; |
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if (k.run(2, globalsize, NULL, true)) |
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return Rect(dst_tl, dst_br); |
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} |
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} |
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return CylindricalWarper::buildMaps(src_size, K, R, xmap, ymap); |
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} |
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Point CylindricalWarperOcl::warp(InputArray src, InputArray K, InputArray R, int interp_mode, int border_mode, OutputArray dst) |
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{ |
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UMat uxmap, uymap; |
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Rect dst_roi = buildMaps(src.size(), K, R, uxmap, uymap); |
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dst.create(dst_roi.height + 1, dst_roi.width + 1, src.type()); |
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UMat udst = dst.getUMat(); |
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remap(src, udst, uxmap, uymap, interp_mode, border_mode); |
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return dst_roi.tl(); |
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} |
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} // namespace detail
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} // namespace cv
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