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80 lines
2.2 KiB
C++
80 lines
2.2 KiB
C++
/*
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Copyright 2013 Christian Henning
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Use, modification and distribution are subject to the Boost Software License,
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Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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http://www.boost.org/LICENSE_1_0.txt).
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*/
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//#define BOOST_TEST_MODULE png_file_format_test_module
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#include <boost/test/unit_test.hpp>
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#define BOOST_GIL_IO_ADD_FS_PATH_SUPPORT
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#define BOOST_GIL_IO_ENABLE_GRAY_ALPHA
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#define BOOST_FILESYSTEM_VERSION 3
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#include <boost/filesystem/convenience.hpp>
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#include <boost/gil/extension/io/png_all.hpp>
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#include "paths.hpp"
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using namespace std;
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using namespace boost::gil;
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namespace fs = boost::filesystem;
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typedef png_tag tag_t;
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BOOST_AUTO_TEST_SUITE( gil_io_png_tests )
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#ifdef BOOST_GIL_IO_USE_PNG_TEST_SUITE_IMAGES
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// Test will loop through the "in" folder to read and convert
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// the png's to rgb8_image_t's. Which then will be written in
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// the "out" folder.
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//
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// The file name structure is as followed:
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//
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// g04i2c08.png
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// || |||+---- bit-depth
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// || ||+----- color-type (descriptive)
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// || |+------ color-type (numerical)
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// || +------- interlaced or non-interlaced
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// |+--------- parameter of test (in this case gamma-value)
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// +---------- test feature (in this case gamma)
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BOOST_AUTO_TEST_CASE( file_format_test )
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{
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string in ( png_in + "PngSuite\\" );
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fs::path in_path = fs::system_complete( fs::path( in ));
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if ( fs::is_directory( in_path ) )
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{
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fs::directory_iterator end_iter;
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for( fs::directory_iterator dir_itr( in_path )
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; dir_itr != end_iter
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; ++dir_itr
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)
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{
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if ( fs::is_regular( dir_itr->status() )
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&& ( fs::extension( dir_itr->path() ) == ".PNG" ))
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{
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rgb8_image_t img;
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string filename = in + dir_itr->path().leaf().string();
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read_and_convert_image( filename, img, tag_t() );
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#ifdef BOOST_GIL_IO_TEST_ALLOW_WRITING_IMAGES
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write_view( png_out + fs::basename( dir_itr->path() ) + ".png"
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, view( img )
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, png_tag()
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);
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#endif // BOOST_GIL_IO_TEST_ALLOW_WRITING_IMAGES
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}
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}
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}
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}
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#endif // BOOST_GIL_IO_USE_PNG_TEST_SUITE_IMAGES
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BOOST_AUTO_TEST_SUITE_END()
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