opencv/modules/ocl/perf/perf_pyramid.cpp

/*M///////////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2010-2012, Multicoreware, Inc., all rights reserved.
// Copyright (C) 2010-2012, Advanced Micro Devices, Inc., all rights reserved.
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// @Authors
//    Fangfang Bai, fangfang@multicorewareinc.com
//    Jin Ma,       jin@multicorewareinc.com
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#include "perf_precomp.hpp"

using namespace perf;
using std::tr1::tuple;
using std::tr1::get;

///////////// pyrDown //////////////////////

typedef Size_MatType PyrDownFixture;

OCL_PERF_TEST_P(PyrDownFixture, PyrDown,
            ::testing::Combine(OCL_TEST_SIZES, OCL_TEST_TYPES))
{
    const Size_MatType_t params = GetParam();
    const Size srcSize = get<0>(params);
    const int type = get<1>(params);
    Size dstSize((srcSize.height + 1) >> 1, (srcSize.width + 1) >> 1);

    checkDeviceMaxMemoryAllocSize(srcSize, type);
    checkDeviceMaxMemoryAllocSize(dstSize, type);

    Mat src(srcSize, type), dst;
    dst.create(dstSize, type);
    declare.in(src, WARMUP_RNG).out(dst);

    if (RUN_OCL_IMPL)
    {
        ocl::oclMat oclSrc(src), oclDst(dstSize, type);

        OCL_TEST_CYCLE() ocl::pyrDown(oclSrc, oclDst);

        oclDst.download(dst);

        SANITY_CHECK(dst, 5e-4);
    }
    else if (RUN_PLAIN_IMPL)
    {
        TEST_CYCLE() pyrDown(src, dst);

        SANITY_CHECK(dst);
    }
    else
        OCL_PERF_ELSE
}

///////////// pyrUp ////////////////////////

typedef Size_MatType PyrUpFixture;

OCL_PERF_TEST_P(PyrUpFixture, PyrUp,
            ::testing::Combine(OCL_TEST_SIZES, OCL_TEST_TYPES))
{
    const Size_MatType_t params = GetParam();
    const Size srcSize = get<0>(params);
    const int type = get<1>(params);
    Size dstSize(srcSize.height << 1, srcSize.width << 1);

    checkDeviceMaxMemoryAllocSize(srcSize, type);
    checkDeviceMaxMemoryAllocSize(dstSize, type);

    Mat src(srcSize, type), dst;
    dst.create(dstSize, type);
    declare.in(src, WARMUP_RNG).out(dst);

    if (RUN_OCL_IMPL)
    {
        ocl::oclMat oclSrc(src), oclDst(dstSize, type);

        OCL_TEST_CYCLE() ocl::pyrDown(oclSrc, oclDst);

        oclDst.download(dst);

        SANITY_CHECK(dst, 5e-4);
    }
    else if (RUN_PLAIN_IMPL)
    {
        TEST_CYCLE() pyrDown(src, dst);

        SANITY_CHECK(dst);
    }
    else
        OCL_PERF_ELSE
}