mirror of
https://github.com/boostorg/gil.git
synced 2026-01-23 05:32:12 +00:00
117 lines
3.3 KiB
C++
117 lines
3.3 KiB
C++
//
|
|
// Copyright 2019 Mateusz Loskot <mateusz at loskot dot net>
|
|
//
|
|
// 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
|
|
//
|
|
#ifndef BOOST_GIL_TEST_CORE_IMAGE_TEST_FIXTURE_HPP
|
|
#define BOOST_GIL_TEST_CORE_IMAGE_TEST_FIXTURE_HPP
|
|
|
|
#include <boost/gil.hpp>
|
|
|
|
#include <cstdint>
|
|
#include <initializer_list>
|
|
#include <limits>
|
|
#include <random>
|
|
#include <tuple>
|
|
#include <type_traits>
|
|
|
|
namespace boost { namespace gil { namespace test { namespace fixture {
|
|
|
|
using image_types = std::tuple
|
|
<
|
|
gil::gray8_image_t,
|
|
gil::gray16_image_t,
|
|
gil::gray32_image_t,
|
|
gil::bgr8_image_t,
|
|
gil::bgr16_image_t,
|
|
gil::bgr32_image_t,
|
|
gil::rgb8_image_t,
|
|
gil::rgb16_image_t,
|
|
gil::rgb32_image_t,
|
|
gil::rgba8_image_t,
|
|
gil::rgba16_image_t,
|
|
gil::rgba32_image_t
|
|
>;
|
|
|
|
// Workaround until we have the proper defect test in Boost.Config
|
|
#if defined(__APPLE__) && (__clang_major__ == 15)
|
|
#define BOOST_NO_CXX17_DEFAULT_RESOURCE
|
|
#endif
|
|
|
|
#if defined(BOOST_NO_CXX17_HDR_MEMORY_RESOURCE) || defined(BOOST_NO_CXX17_DEFAULT_RESOURCE)
|
|
using pmr_image_types = std::tuple<>;
|
|
#else
|
|
using pmr_image_types = std::tuple
|
|
<
|
|
gil::pmr::gray8_image_t,
|
|
gil::pmr::gray16_image_t,
|
|
gil::pmr::gray32_image_t,
|
|
gil::pmr::bgr8_image_t,
|
|
gil::pmr::bgr16_image_t,
|
|
gil::pmr::bgr32_image_t,
|
|
gil::pmr::rgb8_image_t,
|
|
gil::pmr::rgb16_image_t,
|
|
gil::pmr::rgb32_image_t,
|
|
gil::pmr::rgba8_image_t,
|
|
gil::pmr::rgba16_image_t,
|
|
gil::pmr::rgba32_image_t
|
|
>;
|
|
#endif //defined(BOOST_NO_CXX17_HDR_MEMORY_RESOURCE)
|
|
|
|
using rgb_interleaved_image_types = std::tuple
|
|
<
|
|
gil::bgr8_image_t,
|
|
gil::bgr16_image_t,
|
|
gil::bgr32_image_t,
|
|
gil::rgb8_image_t,
|
|
gil::rgb16_image_t,
|
|
gil::rgb32_image_t,
|
|
gil::rgba8_image_t,
|
|
gil::rgba16_image_t,
|
|
gil::rgba32_image_t
|
|
>;
|
|
|
|
using bit_aligned_image_types = std::tuple
|
|
<
|
|
gil::bit_aligned_image1_type<1, gil::gray_layout_t>::type,
|
|
gil::bit_aligned_image1_type<3, gil::gray_layout_t>::type,
|
|
gil::bit_aligned_image1_type<8, gil::gray_layout_t>::type,
|
|
gil::bit_aligned_image3_type<2, 2, 2, gil::rgb_layout_t>::type,
|
|
gil::bit_aligned_image3_type<5, 6, 5, gil::rgb_layout_t>::type,
|
|
gil::bit_aligned_image3_type<6, 6, 6, gil::rgb_layout_t>::type
|
|
>;
|
|
|
|
template <typename Image, typename Generator>
|
|
auto generate_image(std::ptrdiff_t size_x, std::ptrdiff_t size_y, Generator&& generate) -> Image
|
|
{
|
|
using pixel_t = typename Image::value_type;
|
|
|
|
Image out(size_x, size_y);
|
|
gil::for_each_pixel(view(out), [&generate](pixel_t& p) {
|
|
gil::static_generate(p, [&generate]() { return generate(); });
|
|
});
|
|
|
|
return out;
|
|
}
|
|
|
|
template <typename Image>
|
|
auto create_image(std::ptrdiff_t size_x, std::ptrdiff_t size_y, int channel_value) -> Image
|
|
{
|
|
using pixel_t = typename Image::value_type;
|
|
using channel_t = typename gil::channel_type<pixel_t>::type;
|
|
static_assert(std::is_integral<channel_t>::value, "channel must be integral type");
|
|
|
|
Image out(size_x, size_y);
|
|
gil::for_each_pixel(view(out), [&channel_value](pixel_t& p) {
|
|
gil::static_fill(p, static_cast<channel_t>(channel_value));
|
|
});
|
|
|
|
return out;
|
|
}
|
|
|
|
}}}} // namespace boost::gil::test::fixture
|
|
|
|
#endif
|