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- //
- // Copyright 2013 Christian Henning
- //
- // Distributed under the Boost Software License, Version 1.0
- // See accompanying file LICENSE_1_0.txt or copy at
- // http://www.boost.org/LICENSE_1_0.txt
- //
- //#define BOOST_TEST_MODULE targa_read_test_module
- #include <boost/gil.hpp>
- #include <boost/gil/extension/io/targa.hpp>
- #include <boost/test/unit_test.hpp>
- #include "paths.hpp"
- #include "scanline_read_test.hpp"
- using namespace std;
- using namespace boost::gil;
- using tag_t = targa_tag;
- BOOST_AUTO_TEST_SUITE( gil_io_targa_tests )
- #ifdef BOOST_GIL_IO_USE_TARGA_FILEFORMAT_TEST_SUITE_IMAGES
- template< typename Image >
- void test_targa_scanline_reader( string filename )
- {
- test_scanline_reader<Image, targa_tag>( string( targa_in + filename ).c_str() );
- }
- template< typename Image >
- void write( Image& img
- , const string& file_name
- )
- {
- #ifdef BOOST_GIL_IO_TEST_ALLOW_WRITING_IMAGES
- write_view( targa_out + file_name
- , view( img )
- , tag_t()
- );
- #endif // BOOST_GIL_IO_TEST_ALLOW_WRITING_IMAGES
- }
- BOOST_AUTO_TEST_CASE( read_header_test )
- {
- {
- using backend_t = get_reader_backend<std::string const, tag_t>::type;
- backend_t backend = read_image_info( targa_filename
- , tag_t()
- );
- BOOST_CHECK_EQUAL( backend._info._header_size , 18 );
- BOOST_CHECK_EQUAL( backend._info._offset , 18 );
- BOOST_CHECK_EQUAL( backend._info._color_map_type , 0 );
- BOOST_CHECK_EQUAL( backend._info._image_type , 10 );
- BOOST_CHECK_EQUAL( backend._info._color_map_start , 0 );
- BOOST_CHECK_EQUAL( backend._info._color_map_length, 0 );
- BOOST_CHECK_EQUAL( backend._info._color_map_depth , 0 );
- BOOST_CHECK_EQUAL( backend._info._x_origin , 0 );
- BOOST_CHECK_EQUAL( backend._info._y_origin , 0 );
- BOOST_CHECK_EQUAL( backend._info._width , 124 );
- BOOST_CHECK_EQUAL( backend._info._height , 124 );
- BOOST_CHECK_EQUAL( backend._info._bits_per_pixel , 24 );
- BOOST_CHECK_EQUAL( backend._info._descriptor , 0 );
- }
- }
- BOOST_AUTO_TEST_CASE( read_reference_images_test )
- {
- // 24BPP_compressed.tga
- {
- rgb8_image_t img;
- read_image( targa_in + "24BPP_compressed.tga", img, tag_t() );
- typename rgb8_image_t::x_coord_t width = view( img ).width();
- typename rgb8_image_t::y_coord_t height = view( img ).height();
- BOOST_CHECK_EQUAL( width , 124 );
- BOOST_CHECK_EQUAL( height, 124 );
- BOOST_CHECK( view( img )(0, 0) == rgb8_pixel_t(248, 0, 248) );
- BOOST_CHECK( view( img )(width-1, 0) == rgb8_pixel_t(0, 0, 248) );
- BOOST_CHECK( view( img )(0, height-1) == rgb8_pixel_t(248, 0, 0) );
- BOOST_CHECK( view( img )(width-1, height-1) == rgb8_pixel_t(248, 0, 248) );
- write( img, "24BPP_compressed_out.tga" );
- }
- // 24BPP_uncompressed.tga
- {
- rgb8_image_t img;
- read_image( targa_in + "24BPP_uncompressed.tga", img, tag_t() );
- typename rgb8_image_t::x_coord_t width = view( img ).width();
- typename rgb8_image_t::y_coord_t height = view( img ).height();
- BOOST_CHECK_EQUAL( width , 124 );
- BOOST_CHECK_EQUAL( height, 124 );
- BOOST_CHECK( view( img )(0, 0) == rgb8_pixel_t(248, 0, 248) );
- BOOST_CHECK( view( img )(width-1, 0) == rgb8_pixel_t(0, 0, 248) );
- BOOST_CHECK( view( img )(0, height-1) == rgb8_pixel_t(248, 0, 0) );
- BOOST_CHECK( view( img )(width-1, height-1) == rgb8_pixel_t(248, 0, 248) );
- write( img, "24BPP_uncompressed_out.tga" );
- test_targa_scanline_reader< bgr8_image_t >( "24BPP_uncompressed.tga" );
- }
- // 32BPP_compressed.tga
- {
- rgba8_image_t img;
- read_image( targa_in + "32BPP_compressed.tga", img, tag_t() );
- typename rgba8_image_t::x_coord_t width = view( img ).width();
- typename rgba8_image_t::y_coord_t height = view( img ).height();
- BOOST_CHECK_EQUAL( width , 124 );
- BOOST_CHECK_EQUAL( height, 124 );
- BOOST_CHECK( view( img )(0, 0) == rgba8_pixel_t(248, 0, 248, 255) );
- BOOST_CHECK( view( img )(width-1, 0) == rgba8_pixel_t(0, 0, 248, 255) );
- BOOST_CHECK( view( img )(0, height-1) == rgba8_pixel_t(0, 0, 0, 0) );
- BOOST_CHECK( view( img )(width-1, height-1) == rgba8_pixel_t(248, 0, 248, 255) );
- write( img, "32BPP_compressed_out.tga" );
- }
- // 32BPP_uncompressed.tga
- {
- rgba8_image_t img;
- read_image( targa_in + "32BPP_uncompressed.tga", img, tag_t() );
- typename rgba8_image_t::x_coord_t width = view( img ).width();
- typename rgba8_image_t::y_coord_t height = view( img ).height();
- BOOST_CHECK_EQUAL( width , 124 );
- BOOST_CHECK_EQUAL( height, 124 );
- BOOST_CHECK( view( img )(0, 0) == rgba8_pixel_t(248, 0, 248, 255) );
- BOOST_CHECK( view( img )(width-1, 0) == rgba8_pixel_t(0, 0, 248, 255) );
- BOOST_CHECK( view( img )(0, height-1) == rgba8_pixel_t(0, 0, 0, 0) );
- BOOST_CHECK( view( img )(width-1, height-1) == rgba8_pixel_t(248, 0, 248, 255) );
- write( img, "32BPP_uncompressed_out.tga" );
- test_targa_scanline_reader< bgra8_image_t >( "32BPP_uncompressed.tga" );
- }
- // 24BPP_compressed_ul_origin.tga
- {
- rgb8_image_t img;
- read_image( targa_in + "24BPP_compressed_ul_origin.tga", img, tag_t() );
- typename rgb8_image_t::x_coord_t width = view( img ).width();
- typename rgb8_image_t::y_coord_t height = view( img ).height();
- BOOST_CHECK_EQUAL( width , 124 );
- BOOST_CHECK_EQUAL( height, 124 );
- BOOST_CHECK( view( img )(0, 0) == rgb8_pixel_t(248, 0, 248) );
- BOOST_CHECK( view( img )(width-1, 0) == rgb8_pixel_t(0, 0, 248) );
- BOOST_CHECK( view( img )(0, height-1) == rgb8_pixel_t(248, 0, 0) );
- BOOST_CHECK( view( img )(width-1, height-1) == rgb8_pixel_t(248, 0, 248) );
- write( img, "24BPP_compressed_ul_origin_out.tga" );
- }
- // 24BPP_uncompressed_ul_origin.tga
- {
- rgb8_image_t img;
- read_image( targa_in + "24BPP_uncompressed_ul_origin.tga", img, tag_t() );
- typename rgb8_image_t::x_coord_t width = view( img ).width();
- typename rgb8_image_t::y_coord_t height = view( img ).height();
- BOOST_CHECK_EQUAL( width , 124 );
- BOOST_CHECK_EQUAL( height, 124 );
- BOOST_CHECK( view( img )(0, 0) == rgb8_pixel_t(248, 0, 248) );
- BOOST_CHECK( view( img )(width-1, 0) == rgb8_pixel_t(0, 0, 248) );
- BOOST_CHECK( view( img )(0, height-1) == rgb8_pixel_t(248, 0, 0) );
- BOOST_CHECK( view( img )(width-1, height-1) == rgb8_pixel_t(248, 0, 248) );
- write( img, "24BPP_uncompressed_ul_origin_out.tga" );
- }
- // 32BPP_compressed_ul_origin.tga
- {
- rgba8_image_t img;
- read_image( targa_in + "32BPP_compressed_ul_origin.tga", img, tag_t() );
- typename rgba8_image_t::x_coord_t width = view( img ).width();
- typename rgba8_image_t::y_coord_t height = view( img ).height();
- BOOST_CHECK_EQUAL( width , 124 );
- BOOST_CHECK_EQUAL( height, 124 );
- BOOST_CHECK( view( img )(0, 0) == rgba8_pixel_t(248, 0, 248, 255) );
- BOOST_CHECK( view( img )(width-1, 0) == rgba8_pixel_t(0, 0, 248, 255) );
- BOOST_CHECK( view( img )(0, height-1) == rgba8_pixel_t(0, 0, 0, 0) );
- BOOST_CHECK( view( img )(width-1, height-1) == rgba8_pixel_t(248, 0, 248, 255) );
- write( img, "32BPP_compressed_ul_origin_out.tga" );
- }
- // 32BPP_uncompressed_ul_origin.tga
- {
- rgba8_image_t img;
- read_image( targa_in + "32BPP_uncompressed_ul_origin.tga", img, tag_t() );
- typename rgba8_image_t::x_coord_t width = view( img ).width();
- typename rgba8_image_t::y_coord_t height = view( img ).height();
- BOOST_CHECK_EQUAL( width , 124 );
- BOOST_CHECK_EQUAL( height, 124 );
- BOOST_CHECK( view( img )(0, 0) == rgba8_pixel_t(248, 0, 248, 255) );
- BOOST_CHECK( view( img )(width-1, 0) == rgba8_pixel_t(0, 0, 248, 255) );
- BOOST_CHECK( view( img )(0, height-1) == rgba8_pixel_t(0, 0, 0, 0) );
- BOOST_CHECK( view( img )(width-1, height-1) == rgba8_pixel_t(248, 0, 248, 255) );
- write( img, "32BPP_uncompressed_ul_origin_out.tga" );
- }
- }
- BOOST_AUTO_TEST_CASE( partial_image_test )
- {
- const std::string filename( targa_in + "24BPP_compressed.tga" );
- {
- rgb8_image_t img;
- read_image( filename
- , img
- , image_read_settings< targa_tag >( point_t( 0, 0 ), point_t( 50, 50 ) )
- );
- #ifdef BOOST_GIL_IO_TEST_ALLOW_WRITING_IMAGES
- write_view( targa_out + "targa_partial.tga"
- , view( img )
- , tag_t()
- );
- #endif // BOOST_GIL_IO_TEST_ALLOW_WRITING_IMAGES
- }
- }
- #endif // BOOST_GIL_IO_USE_TARGA_FILEFORMAT_TEST_SUITE_IMAGES
- BOOST_AUTO_TEST_SUITE_END()
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