/*M///////////////////////////////////////////////////////////////////////////////////////
//
//  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
//
//  By downloading, copying, installing or using the software you agree to this license.
//  If you do not agree to this license, do not download, install,
//  copy or use the software.
//
//
//                           License Agreement
//                For Open Source Computer Vision Library
//
// Copyright (C) 2010-2012, Multicoreware, Inc., all rights reserved.
// Copyright (C) 2010-2012, Advanced Micro Devices, Inc., all rights reserved.
// Third party copyrights are property of their respective owners.
//
// @Authors
//    Fangfang Bai, fangfang@multicorewareinc.com
//    Jin Ma,       jin@multicorewareinc.com
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
//   * Redistribution's of source code must retain the above copyright notice,
//     this list of conditions and the following disclaimer.
//
//   * Redistribution's in binary form must reproduce the above copyright notice,
//     this list of conditions and the following disclaimer in the documentation
//     and/or other oclMaterials provided with the distribution.
//
//   * The name of the copyright holders may not be used to endorse or promote products
//     derived from this software without specific prior written permission.
//
// This software is provided by the copyright holders and contributors 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 Intel Corporation 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.
//
//M*/

#include "perf_precomp.hpp"

///////////// StereoMatchBM ////////////////////////

PERF_TEST(StereoMatchBMFixture, StereoMatchBM)
{
    Mat left_image = imread(getDataPath("gpu/stereobm/aloe-L.png"), cv::IMREAD_GRAYSCALE);
    Mat right_image = imread(getDataPath("gpu/stereobm/aloe-R.png"), cv::IMREAD_GRAYSCALE);

    ASSERT_TRUE(!left_image.empty()) << "no input image";
    ASSERT_TRUE(!right_image.empty()) << "no input image";
    ASSERT_TRUE(right_image.size() == left_image.size());
    ASSERT_TRUE(right_image.size() == left_image.size());

    const int n_disp = 128, winSize = 19;
    Mat disp(left_image.size(), CV_16SC1);

    declare.in(left_image, right_image).out(disp);

    if (RUN_OCL_IMPL)
    {
        ocl::oclMat oclLeft(left_image), oclRight(right_image),
                oclDisp(left_image.size(), CV_16SC1);
        ocl::StereoBM_OCL oclBM(0, n_disp, winSize);

        OCL_TEST_CYCLE() oclBM(oclLeft, oclRight, oclDisp);
    }
    else if (RUN_PLAIN_IMPL)
    {
        StereoBM bm(0, n_disp, winSize);

        TEST_CYCLE() bm(left_image, right_image, disp);
    }
    else
        OCL_PERF_ELSE

    int value = 0;
    SANITY_CHECK(value);
}