size.cpp

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#include "./size.h"
 
namespace TagParser {

constexpr Size fromHeightAndAspectRatio(std::uint32_t height, std::uint32_t numerator = 4, std::uint32_t denominator = 3)
{
    return Size(height * numerator / denominator, height);
}

std::string_view Size::abbreviation() const
{
    if (*this >= fromHeightAndAspectRatio(4320)) {
        return "8k";
    } else if (*this >= fromHeightAndAspectRatio(2160)) {
        return "4k";
    } else if (*this >= fromHeightAndAspectRatio(1080)) {
        return "1080p";
    } else if (*this >= fromHeightAndAspectRatio(720)) {
        return "720p";
    } else if (*this >= fromHeightAndAspectRatio(576)) {
        return "576p";
    } else if (*this >= fromHeightAndAspectRatio(480)) {
        return "480p";
    } else if (*this >= fromHeightAndAspectRatio(320)) {
        return "320p";
    } else if (*this >= fromHeightAndAspectRatio(240)) {
        return "240p";
    }
    return "<240p";
}
 
} // namespace TagParser