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74 lines
2.0 KiB
C++
74 lines
2.0 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) 2018 Intel Corporation
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#include "../test_precomp.hpp"
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#ifdef HAVE_FREETYPE
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#include <random>
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#include <opencv2/core/utils/configuration.private.hpp>
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#include "api/ft_render.hpp"
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namespace opencv_test
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{
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static std::string getFontPath()
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{
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static std::string path = cv::utils::getConfigurationParameterString("OPENCV_TEST_FREETYPE_FONT_PATH",
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"/usr/share/fonts/truetype/wqy/wqy-microhei.ttc");
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return path;
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}
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inline void RunTest(const std::string& font,
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size_t num_iters,
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size_t lower_char_code,
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size_t upper_char_code)
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{
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cv::gapi::wip::draw::FTTextRender ftpr(font);
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std::mt19937 gen{std::random_device()()};
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std::uniform_int_distribution<int> dist(lower_char_code, upper_char_code);
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std::uniform_int_distribution<int> dist_size(2, 200);
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for (size_t i = 0; i < num_iters; ++i)
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{
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size_t text_size = dist_size(gen);
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std::wstring text;
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for (size_t j = 0; j < text_size; ++j)
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{
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wchar_t c = dist(gen);
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text += c;
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}
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int fh = dist_size(gen);
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int baseline = 0;
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cv::Size size;
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ASSERT_NO_THROW(size = ftpr.getTextSize(text, fh, &baseline));
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cv::Mat bmp(size, CV_8UC1, cv::Scalar::all(0));
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cv::Point org(0, bmp.rows - baseline);
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ASSERT_NO_THROW(ftpr.putText(bmp, text, org, fh));
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}
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}
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TEST(FTTextRenderTest, Smoke_Test_Ascii)
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{
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RunTest(getFontPath(), 2000, 32, 126);
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}
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TEST(FTTextRenderTest, Smoke_Test_Unicode)
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{
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RunTest(getFontPath(), 2000, 20320, 30000);
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}
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} // namespace opencv_test
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#endif // HAVE_FREETYPE
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