lensfun 0.7.0

Pure-Rust port of LensFun: camera lens correction (distortion, TCA, vignetting) without C dependencies
Documentation
<!DOCTYPE lensdatabase SYSTEM "lensfun-database.dtd">
<lensdatabase version="2">

    <camera>
        <maker>Sigma</maker>
        <model>Sigma DP1</model>
        <model lang="en">DP1</model>
        <mount>sigmaDP1</mount>
        <cropfactor>1.739</cropfactor>
    </camera>

    <camera>
        <maker>Sigma</maker>
        <model>Sigma DP1 Merrill</model>
        <model lang="en">DP1 Merrill</model>
        <mount>sigmaDP1M</mount>
        <cropfactor>1.531</cropfactor>
    </camera>

    <camera>
        <maker>Sigma</maker>
        <model>Sigma DP1S</model>
        <model lang="en">DP1S</model>
        <mount>sigmaDP1</mount>
        <cropfactor>1.739</cropfactor>
    </camera>

    <camera>
        <maker>Sigma</maker>
        <model>Sigma DP1X</model>
        <model lang="en">DP1X</model>
        <mount>sigmaDP1</mount>
        <cropfactor>1.739</cropfactor>
    </camera>

    <camera>
        <maker>Sigma</maker>
        <model>Sigma DP2</model>
        <model lang="en">DP2</model>
        <mount>sigmaDP2</mount>
        <cropfactor>1.739</cropfactor>
    </camera>

    <camera>
        <maker>Sigma</maker>
        <model>Sigma DP2 Merrill</model>
        <model lang="en">DP2 Merrill</model>
        <mount>sigmaDP2M</mount>
        <cropfactor>1.531</cropfactor>
    </camera>

    <camera>
        <maker>Sigma</maker>
        <model>Sigma DP2S</model>
        <model lang="en">DP2S</model>
        <mount>sigmaDP2</mount>
        <cropfactor>1.739</cropfactor>
    </camera>

    <camera>
        <maker>Sigma</maker>
        <model>Sigma DP2X</model>
        <model lang="en">DP2X</model>
        <mount>sigmaDP2</mount>
        <cropfactor>1.739</cropfactor>
    </camera>

    <camera>
        <maker>Sigma</maker>
        <model>Sigma DP3 Merrill</model>
        <model lang="en">DP3 Merrill</model>
        <mount>sigmaDP3M</mount>
        <cropfactor>1.531</cropfactor>
    </camera>

    <lens>
        <maker>Sigma</maker>
        <model>Sigma DP2 &amp; compatibles (Standard)</model>
        <model lang="en">fixed lens</model>
        <model lang="de">festes Objektiv</model>
        <mount>sigmaDP2</mount>
        <cropfactor>1.739</cropfactor>
        <aspect-ratio>3:2</aspect-ratio>
        <calibration>
            <distortion model="ptlens" focal="24.2" a="0.00558" b="-0.01995" c="0.00605"/>
        </calibration>
    </lens>

</lensdatabase>