Method ToString

Source/MediaInfo/TimeCode.cpp:748–818

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//---------------------------------------------------------------------------
string TimeCode::ToString() const
{
    if (!IsValid())
        return {};
    string FrameMaxS = to_string(GetFramesMax());
    auto FrameMax_Length = FrameMaxS.size();
    if (FrameMax_Length < 2)
        FrameMax_Length = 2;
    auto d = IsDropFrame();
    auto t = IsTimed();
    if (!IsSet())
    {
        string TC("--:--:--");
        TC += t ? '.' : (d ? ';' : ':');
        TC.append(FrameMax_Length, '-');
        return TC;
    }
    string TC;
    TC = to_string(GetHours());
    if (TC.size() == 1)
        TC.insert(0, 1, '0');
    if (IsNegative())
        TC.insert(0, 1, '-');
    TC += ':';
    auto MM = GetMinutes();
    TC += ('0' + MM / 10);
    TC += ('0' + MM % 10);
    TC += ':';
    auto SS = GetSeconds();
    TC += ('0' + SS / 10);
    TC += ('0' + SS % 10);
    if (!GetFramesMax())
        return TC;
    TC += t ? '.' : (d ? ';' : ':');
    if (t)
    {
        int AfterCommaMinus1;
        AfterCommaMinus1 = PowersOf10_Size;
        uint64_t FrameRate = (uint64_t)GetFramesMax() + 1;
        while ((--AfterCommaMinus1) >= 0 && PowersOf10[AfterCommaMinus1] != FrameRate);
        if (AfterCommaMinus1 < 0)
        {
            string FramesS = to_string(GetFrames() >> (int)IsField());
            string FrameRateS = to_string(FrameRate);
            if (FramesS.size() < FrameMax_Length)
                TC.append(FrameMax_Length - FramesS.size(), '0');
            TC += FramesS;
            TC += 'S';
            TC += FrameRateS;
        }
        else
        {
            for (int i = 0; i <= AfterCommaMinus1; i++)
                TC += '0' + (GetFrames() / (i == AfterCommaMinus1 ? 1 : PowersOf10[AfterCommaMinus1 - i - 1]) % 10);
        }
    }
    else
    {