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41 lines
1.1 KiB
C++
41 lines
1.1 KiB
C++
// This file is part of OpenCV project.
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// It is subject to the license terms in the LICENSE file found in the top-level directory
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// of this distribution and at http://opencv.org/license.html.
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//
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// Copyright (C) 2017, Intel Corporation, all rights reserved.
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// Third party copyrights are property of their respective owners.
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#include "test_precomp.hpp"
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namespace cvtest
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{
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TEST(blobFromImage_4ch, Regression)
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{
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Mat ch[4];
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for(int i = 0; i < 4; i++)
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ch[i] = Mat::ones(10, 10, CV_8U)*i;
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Mat img;
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merge(ch, 4, img);
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Mat blob = dnn::blobFromImage(img, 1., Size(), Scalar(), false, false);
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for(int i = 0; i < 4; i++)
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{
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ch[i] = Mat(img.rows, img.cols, CV_32F, blob.ptr(0, i));
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ASSERT_DOUBLE_EQ(cvtest::norm(ch[i], cv::NORM_INF), i);
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}
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}
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TEST(blobFromImage, allocated)
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{
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int size[] = {1, 3, 4, 5};
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Mat img(size[2], size[3], CV_32FC(size[1]));
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Mat blob(4, size, CV_32F);
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void* blobData = blob.data;
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dnn::blobFromImage(img, blob, 1.0 / 255, Size(), Scalar(), false, false);
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ASSERT_EQ(blobData, blob.data);
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}
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}
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