C++ (Cpp) PremultipliedImage::size Examples

Example #1

File: util.cpp Project: Budroid/mapbox-gl-native

PremultipliedImage render(Map& map) {
    PremultipliedImage result;
    map.renderStill([&result](std::exception_ptr, PremultipliedImage&& image) {
        result = std::move(image);
    });

    while (!result.size()) {
        util::RunLoop::Get()->runOnce();
    }

    return result;
}

Example #2

File: repeated_render.cpp Project: AchsahAnish/mapbox-gl-native

TEST(API, RepeatedRender) {
    using namespace mbgl;

    util::RunLoop loop;

    const auto style = util::read_file("test/fixtures/api/water.json");

    auto display = std::make_shared<mbgl::HeadlessDisplay>();
    HeadlessView view(display, 1, 256, 512);
#ifdef MBGL_ASSET_ZIP
    // Regenerate with `cd test/fixtures/api/ && zip -r assets.zip assets/`
    DefaultFileSource fileSource(":memory:", "test/fixtures/api/assets.zip");
#else
    DefaultFileSource fileSource(":memory:", "test/fixtures/api/assets");
#endif

    Log::setObserver(std::make_unique<FixtureLogObserver>());

    Map map(view, fileSource, MapMode::Still);

    {
        map.setStyleJSON(style, "");
        PremultipliedImage result;
        map.renderStill([&result](std::exception_ptr, PremultipliedImage&& image) {
            result = std::move(image);
        });

        while (!result.size()) {
            loop.runOnce();
        }

        ASSERT_EQ(256, result.width);
        ASSERT_EQ(512, result.height);
#if !TEST_READ_ONLY
        util::write_file("test/fixtures/api/1.png", encodePNG(result));
#endif
    }

    {
        map.setStyleJSON(style, "");
        PremultipliedImage result;
        map.renderStill([&result](std::exception_ptr, PremultipliedImage&& image) {
            result = std::move(image);
        });

        while (!result.size()) {
            loop.runOnce();
        }

        ASSERT_EQ(256, result.width);
        ASSERT_EQ(512, result.height);
#if !TEST_READ_ONLY
        util::write_file("test/fixtures/api/2.png", encodePNG(result));
#endif
    }

    auto observer = Log::removeObserver();
    auto flo = dynamic_cast<FixtureLogObserver*>(observer.get());
    auto unchecked = flo->unchecked();
    EXPECT_TRUE(unchecked.empty()) << unchecked;
}

Example #3

File: util.cpp Project: AnithaGorli/mapbox-gl-native

uint64_t crc64(const PremultipliedImage &image) {
    return crc64(reinterpret_cast<const char*>(image.data.get()), image.size());
}

Example #4

File: annotations.cpp Project: inteligentrobot/mapbox-gl-native

std::shared_ptr<SpriteImage> namedMarker(const std::string &name) {
    PremultipliedImage image = decodeImage(util::read_file("test/fixtures/sprites/" + name));
    return std::make_shared<SpriteImage>(image.width, image.height, 1.0, std::string(reinterpret_cast<char*>(image.data.get()), image.size()));
}