// disabled on windows due to https://github.com/mapnik/mapnik/issues/2838 // TODO - get to the bottom of why including `tiff_reader.cpp` breaks windows // or re-write image_readers to allow `#include tiff_reader.hpp` #if !defined(_MSC_VER) && defined(HAVE_TIFF) #include "catch.hpp" #include #include #include #include #include #include #include "../../../src/tiff_reader.cpp" #define TIFF_ASSERT(filename) \ mapnik::tiff_reader tiff_reader(filename); \ REQUIRE( tiff_reader.width() == 256 ); \ REQUIRE( tiff_reader.height() == 256 ); \ REQUIRE( tiff_reader.planar_config() == PLANARCONFIG_CONTIG ); \ std::unique_ptr reader(mapnik::get_image_reader(filename,"tiff")); \ REQUIRE( reader->width() == 256 ); \ REQUIRE( reader->height() == 256 ); \ mapnik::util::file file(filename); \ mapnik::tiff_reader tiff_reader2(file.data().get(),file.size()); \ REQUIRE( tiff_reader2.width() == 256 ); \ REQUIRE( tiff_reader2.height() == 256 ); \ std::unique_ptr reader2(mapnik::get_image_reader(file.data().get(),file.size())); \ REQUIRE( reader2->width() == 256 ); \ REQUIRE( reader2->height() == 256 ); \ #define TIFF_ASSERT_ALPHA( data ) \ REQUIRE( tiff_reader.has_alpha() == true ); \ REQUIRE( reader->has_alpha() == true ); \ REQUIRE( tiff_reader2.has_alpha() == true ); \ REQUIRE( reader2->has_alpha() == true ); \ REQUIRE( data.get_premultiplied() == true ); \ #define TIFF_ASSERT_NO_ALPHA_RGB( data ) \ REQUIRE( tiff_reader.has_alpha() == false ); \ REQUIRE( reader->has_alpha() == false ); \ REQUIRE( tiff_reader2.has_alpha() == false ); \ REQUIRE( reader2->has_alpha() == false ); \ REQUIRE( data.get_premultiplied() == true ); \ #define TIFF_ASSERT_NO_ALPHA_GRAY( data ) \ REQUIRE( tiff_reader.has_alpha() == false ); \ REQUIRE( reader->has_alpha() == false ); \ REQUIRE( tiff_reader2.has_alpha() == false ); \ REQUIRE( reader2->has_alpha() == false ); \ REQUIRE( data.get_premultiplied() == false ); \ #define TIFF_ASSERT_SIZE( data,reader ) \ REQUIRE( data.width() == reader->width() ); \ REQUIRE( data.height() == reader->height() ); \ #define TIFF_READ_ONE_PIXEL \ mapnik::image_any subimage = reader->read(1, 1, 1, 1); \ REQUIRE( subimage.width() == 1 ); \ REQUIRE( subimage.height() == 1 ); \ namespace { template struct test_image_traits { using value_type = mapnik::color; static value_type const& get_value(mapnik::color const& c) { return c; } }; template <> struct test_image_traits { using value_type = std::uint8_t; static value_type get_value(mapnik::color const& c) { return c.green(); // use green channel for gray scale images } }; template Image generate_test_image() { std::size_t tile_size = 16; Image im(64, 64); mapnik::color colors[] = {{mapnik::color("red")}, {mapnik::color("blue")}, {mapnik::color("green")}, {mapnik::color("yellow")}}; std::size_t index = 0; for (std::size_t j = 0; j < im.height()/tile_size; ++j) { ++index; for (std::size_t i = 0; i < im.width()/tile_size; ++i) { ++index; for (std::size_t x = 0; x < tile_size; ++x) { for (std::size_t y = 0; y < tile_size; ++y) { auto value = test_image_traits::get_value(colors[index % 4]); mapnik::set_pixel(im, i * tile_size + x, j * tile_size + y, value ); } } } } return im; } template bool identical(Image1 const& im1, Image2 const& im2) { if ((im1.width() != im2.width()) || (im1.height() != im2.height())) return false; for (std::size_t i = 0; i < im1.width(); ++i) { for (std::size_t j = 0; j < im1.height(); ++j) { if (im1(i,j) != im2(i,j)) return false; } } return true; } template void test_tiff_reader(std::string const& pattern) { // generate expected image (rgba8 or gray8) auto im = generate_test_image(); for (auto const& path : mapnik::util::list_directory("test/data/tiff/")) { if (boost::iends_with(path,".tif") && boost::istarts_with(mapnik::util::basename(path), pattern)) { mapnik::tiff_reader tiff_reader(path); auto width = tiff_reader.width(); auto height = tiff_reader.height(); { // whole image auto tiff = tiff_reader.read(0, 0, width, height); CHECK(tiff.is()); auto im2 = tiff.get(); REQUIRE(identical(im, im2)); } { // portion auto tiff = tiff_reader.read(11, 13, width - 11, height - 13); CHECK(tiff.is()); auto im2 = tiff.get(); auto view = mapnik::image_view(11, 13, width, height, im); REQUIRE(identical(view, im2)); } } } } } TEST_CASE("tiff io") { SECTION("tiff-reader rgb8+rgba8") { test_tiff_reader("tiff_rgb"); } SECTION("tiff-reader gray8") { test_tiff_reader("tiff_gray"); } SECTION("scan rgb8 striped") { std::string filename("./test/data/tiff/scan_512x512_rgb8_striped.tif"); mapnik::tiff_reader tiff_reader(filename); REQUIRE( tiff_reader.width() == 512 ); REQUIRE( tiff_reader.height() == 512 ); REQUIRE( tiff_reader.planar_config() == PLANARCONFIG_CONTIG ); REQUIRE( tiff_reader.rows_per_strip() == 16 ); REQUIRE( tiff_reader.bits_per_sample() == 8 ); REQUIRE( tiff_reader.is_tiled() == false ); REQUIRE( tiff_reader.tile_width() == 0 ); REQUIRE( tiff_reader.tile_height() == 0 ); REQUIRE( tiff_reader.photometric() == PHOTOMETRIC_PALETTE ); REQUIRE( tiff_reader.compression() == COMPRESSION_NONE ); std::unique_ptr reader(mapnik::get_image_reader(filename,"tiff")); REQUIRE( reader->width() == 512 ); REQUIRE( reader->height() == 512 ); mapnik::util::file file(filename); mapnik::tiff_reader tiff_reader2(file.data().get(),file.size()); REQUIRE( tiff_reader2.width() == 512 ); REQUIRE( tiff_reader2.height() == 512 ); std::unique_ptr reader2(mapnik::get_image_reader(file.data().get(),file.size())); REQUIRE( reader2->width() == 512 ); REQUIRE( reader2->height() == 512 ); mapnik::image_any data = reader->read(0, 0, reader->width(), reader->height()); REQUIRE( data.is() == true ); TIFF_ASSERT_SIZE( data,reader ); TIFF_ASSERT_NO_ALPHA_RGB( data ); TIFF_READ_ONE_PIXEL } SECTION("scan rgb8 tiled") { std::string filename("./test/data/tiff/scan_512x512_rgb8_tiled.tif"); mapnik::tiff_reader tiff_reader(filename); REQUIRE( tiff_reader.width() == 512 ); REQUIRE( tiff_reader.height() == 512 ); REQUIRE( tiff_reader.planar_config() == PLANARCONFIG_CONTIG ); REQUIRE( tiff_reader.rows_per_strip() == 0 ); REQUIRE( tiff_reader.bits_per_sample() == 8 ); REQUIRE( tiff_reader.is_tiled() == true ); REQUIRE( tiff_reader.tile_width() == 256 ); REQUIRE( tiff_reader.tile_height() == 256 ); REQUIRE( tiff_reader.photometric() == PHOTOMETRIC_PALETTE ); REQUIRE( tiff_reader.compression() == COMPRESSION_LZW ); std::unique_ptr reader(mapnik::get_image_reader(filename,"tiff")); REQUIRE( reader->width() == 512 ); REQUIRE( reader->height() == 512 ); mapnik::util::file file(filename); mapnik::tiff_reader tiff_reader2(file.data().get(),file.size()); REQUIRE( tiff_reader2.width() == 512 ); REQUIRE( tiff_reader2.height() == 512 ); std::unique_ptr reader2(mapnik::get_image_reader(file.data().get(),file.size())); REQUIRE( reader2->width() == 512 ); REQUIRE( reader2->height() == 512 ); mapnik::image_any data = reader->read(0, 0, reader->width(), reader->height()); REQUIRE( data.is() == true ); TIFF_ASSERT_SIZE( data,reader ); TIFF_ASSERT_NO_ALPHA_RGB( data ); TIFF_READ_ONE_PIXEL } SECTION("rgba8 striped") { TIFF_ASSERT("./test/data/tiff/ndvi_256x256_rgba8_striped.tif") REQUIRE( tiff_reader.rows_per_strip() == 1 ); REQUIRE( tiff_reader.bits_per_sample() == 8 ); REQUIRE( tiff_reader.is_tiled() == false ); REQUIRE( tiff_reader.tile_width() == 0 ); REQUIRE( tiff_reader.tile_height() == 0 ); REQUIRE( tiff_reader.photometric() == PHOTOMETRIC_RGB ); REQUIRE( tiff_reader.compression() == COMPRESSION_ADOBE_DEFLATE ); mapnik::image_any data = reader->read(0, 0, reader->width(), reader->height()); REQUIRE( data.is() == true ); TIFF_ASSERT_SIZE( data,reader ); TIFF_ASSERT_ALPHA( data ); TIFF_READ_ONE_PIXEL } SECTION("rgba8 tiled") { TIFF_ASSERT("./test/data/tiff/ndvi_256x256_rgba8_tiled.tif") REQUIRE( tiff_reader.rows_per_strip() == 0 ); REQUIRE( tiff_reader.bits_per_sample() == 8 ); REQUIRE( tiff_reader.is_tiled() == true ); REQUIRE( tiff_reader.tile_width() == 256 ); REQUIRE( tiff_reader.tile_height() == 256 ); REQUIRE( tiff_reader.photometric() == PHOTOMETRIC_RGB ); REQUIRE( tiff_reader.compression() == COMPRESSION_LZW ); mapnik::image_any data = reader->read(0, 0, reader->width(), reader->height()); REQUIRE( data.is() == true ); TIFF_ASSERT_SIZE( data,reader ); TIFF_ASSERT_ALPHA( data ); TIFF_READ_ONE_PIXEL } SECTION("rgb8 striped") { TIFF_ASSERT("./test/data/tiff/ndvi_256x256_rgb8_striped.tif") REQUIRE( tiff_reader.rows_per_strip() == 10 ); REQUIRE( tiff_reader.bits_per_sample() == 8 ); REQUIRE( tiff_reader.is_tiled() == false ); REQUIRE( tiff_reader.tile_width() == 0 ); REQUIRE( tiff_reader.tile_height() == 0 ); REQUIRE( tiff_reader.photometric() == PHOTOMETRIC_RGB ); REQUIRE( tiff_reader.compression() == COMPRESSION_NONE ); mapnik::image_any data = reader->read(0, 0, reader->width(), reader->height()); REQUIRE( data.is() == true ); TIFF_ASSERT_SIZE( data,reader ); TIFF_ASSERT_NO_ALPHA_RGB( data ); TIFF_READ_ONE_PIXEL } SECTION("rgb8 tiled") { TIFF_ASSERT("./test/data/tiff/ndvi_256x256_rgb8_tiled.tif") REQUIRE( tiff_reader.rows_per_strip() == 0 ); REQUIRE( tiff_reader.bits_per_sample() == 8 ); REQUIRE( tiff_reader.is_tiled() == true ); REQUIRE( tiff_reader.tile_width() == 32 ); REQUIRE( tiff_reader.tile_height() == 32 ); REQUIRE( tiff_reader.photometric() == PHOTOMETRIC_RGB ); REQUIRE( tiff_reader.compression() == COMPRESSION_LZW ); mapnik::image_any data = reader->read(0, 0, reader->width(), reader->height()); REQUIRE( data.is() == true ); TIFF_ASSERT_SIZE( data,reader ); TIFF_ASSERT_NO_ALPHA_RGB( data ); TIFF_READ_ONE_PIXEL } SECTION("gray8 striped") { TIFF_ASSERT("./test/data/tiff/ndvi_256x256_gray8_striped.tif") REQUIRE( tiff_reader.rows_per_strip() == 32 ); REQUIRE( tiff_reader.bits_per_sample() == 8 ); REQUIRE( tiff_reader.is_tiled() == false ); REQUIRE( tiff_reader.tile_width() == 0 ); REQUIRE( tiff_reader.tile_height() == 0 ); REQUIRE( tiff_reader.photometric() == PHOTOMETRIC_MINISBLACK ); REQUIRE( tiff_reader.compression() == COMPRESSION_NONE ); mapnik::image_any data = reader->read(0, 0, reader->width(), reader->height()); REQUIRE( data.is() == true ); TIFF_ASSERT_SIZE( data,reader ); TIFF_ASSERT_NO_ALPHA_GRAY( data ); TIFF_READ_ONE_PIXEL } SECTION("gray8 tiled") { TIFF_ASSERT("./test/data/tiff/ndvi_256x256_gray8_tiled.tif") REQUIRE( tiff_reader.rows_per_strip() == 0 ); REQUIRE( tiff_reader.bits_per_sample() == 8 ); REQUIRE( tiff_reader.is_tiled() == true ); REQUIRE( tiff_reader.tile_width() == 256 ); REQUIRE( tiff_reader.tile_height() == 256 ); REQUIRE( tiff_reader.photometric() == PHOTOMETRIC_MINISBLACK ); REQUIRE( tiff_reader.compression() == COMPRESSION_LZW ); mapnik::image_any data = reader->read(0, 0, reader->width(), reader->height()); REQUIRE( data.is() == true ); TIFF_ASSERT_SIZE( data,reader ); TIFF_ASSERT_NO_ALPHA_GRAY( data ); TIFF_READ_ONE_PIXEL } SECTION("gray16 striped") { TIFF_ASSERT("./test/data/tiff/ndvi_256x256_gray16_striped.tif") REQUIRE( tiff_reader.rows_per_strip() == 16 ); REQUIRE( tiff_reader.bits_per_sample() == 16 ); REQUIRE( tiff_reader.is_tiled() == false ); REQUIRE( tiff_reader.tile_width() == 0 ); REQUIRE( tiff_reader.tile_height() == 0 ); REQUIRE( tiff_reader.photometric() == PHOTOMETRIC_MINISBLACK ); REQUIRE( tiff_reader.compression() == COMPRESSION_NONE ); mapnik::image_any data = reader->read(0, 0, reader->width(), reader->height()); REQUIRE( data.is() == true ); TIFF_ASSERT_SIZE( data,reader ); TIFF_ASSERT_NO_ALPHA_GRAY( data ); TIFF_READ_ONE_PIXEL } SECTION("gray16 tiled") { TIFF_ASSERT("./test/data/tiff/ndvi_256x256_gray16_tiled.tif") REQUIRE( tiff_reader.rows_per_strip() == 0 ); REQUIRE( tiff_reader.bits_per_sample() == 16 ); REQUIRE( tiff_reader.is_tiled() == true ); REQUIRE( tiff_reader.tile_width() == 256 ); REQUIRE( tiff_reader.tile_height() == 256 ); REQUIRE( tiff_reader.photometric() == PHOTOMETRIC_MINISBLACK ); REQUIRE( tiff_reader.compression() == COMPRESSION_LZW ); mapnik::image_any data = reader->read(0, 0, reader->width(), reader->height()); REQUIRE( data.is() == true ); TIFF_ASSERT_SIZE( data,reader ); TIFF_ASSERT_NO_ALPHA_GRAY( data ); TIFF_READ_ONE_PIXEL } SECTION("gray32f striped") { TIFF_ASSERT("./test/data/tiff/ndvi_256x256_gray32f_striped.tif") REQUIRE( tiff_reader.rows_per_strip() == 8 ); REQUIRE( tiff_reader.bits_per_sample() == 32 ); REQUIRE( tiff_reader.is_tiled() == false ); REQUIRE( tiff_reader.tile_width() == 0 ); REQUIRE( tiff_reader.tile_height() == 0 ); REQUIRE( tiff_reader.photometric() == PHOTOMETRIC_MINISBLACK ); REQUIRE( tiff_reader.compression() == COMPRESSION_NONE ); mapnik::image_any data = reader->read(0, 0, reader->width(), reader->height()); REQUIRE( data.is() == true ); TIFF_ASSERT_SIZE( data,reader ); TIFF_ASSERT_NO_ALPHA_GRAY( data ); TIFF_READ_ONE_PIXEL } SECTION("gray32f tiled") { TIFF_ASSERT("./test/data/tiff/ndvi_256x256_gray32f_tiled.tif") REQUIRE( tiff_reader.rows_per_strip() == 0 ); REQUIRE( tiff_reader.bits_per_sample() == 32 ); REQUIRE( tiff_reader.is_tiled() == true ); REQUIRE( tiff_reader.tile_width() == 256 ); REQUIRE( tiff_reader.tile_height() == 256 ); REQUIRE( tiff_reader.photometric() == PHOTOMETRIC_MINISBLACK ); REQUIRE( tiff_reader.compression() == COMPRESSION_LZW ); mapnik::image_any data = reader->read(0, 0, reader->width(), reader->height()); REQUIRE( data.is() == true ); TIFF_ASSERT_SIZE( data,reader ); TIFF_ASSERT_NO_ALPHA_GRAY( data ); TIFF_READ_ONE_PIXEL } } #endif