Method toString

src/Image.cpp:1394–1429

}

string Image::toString() const {
    ostringstream sstream;
    sstream << mName << "\n\n";

    {
        const time_t cftime = to_time_t(mFileLastModified);
        sstream << "Last modified:\n" << asctime(localtime(&cftime)) << "\n";
    }

    sstream << "Resolution: (" << size().x() << ", " << size().y() << ")\n";
    if (displayWindow() != dataWindow() || displayWindow().min != Vector2i{0}) {
        sstream << "Display window: (" << displayWindow().min.x() << ", " << displayWindow().min.y() << ")(" << displayWindow().max.x()
                << ", " << displayWindow().max.y() << ")\n";
        sstream << "Data window: (" << dataWindow().min.x() << ", " << dataWindow().min.y() << ")(" << dataWindow().max.x() << ", "
                << dataWindow().max.y() << ")\n";
    }

    sstream << "\nChannels:\n";

    sstream << join(
        mData.layers | views::transform([this](string_view layer) {
            const auto channels = mData.channelsInLayer(layer) | views::transform([](string_view c) { return Channel::tail(c); });

            if (layer.empty()) {
                return join(channels, ",");
            } else if (channels.size() == 1) {
                return fmt::format("{}{}", layer, channels.front());
            } else {
                return fmt::format("{}({})", layer, join(channels, ","));
            }
        }),
        "\n"
    );

    return std::move(sstream).str();
}

// Modifies `data` and returns the new size of the data after reorientation.
Task<nanogui::Vector2i> orientToTopLeft(PixelBuffer& data, nanogui::Vector2i size, EOrientation orientation, int priority) {