Describe AlternateProfile here.

{{{
<?xml version="1.0"?>

<device>
    <make>Apple</make>
    <model>iPod</model>
    <description>Profile for Apple iPod / iPhone</description>
    <author>
        <name>Joe Example</name>
        <email>mr.example@example.org</email>
    </author>
    <version>1.0</version>
    <icon>file://ipod.svg</icon>
    <default>Normal</default>
    <screenwidth>640</screenwidth>
    <screenheight>480</screenheight>
    <containers>
        <container>
            <name>video/quicktime,variant=apple</name>
            <codecs>  
                <audio>
                    <name>audio/mpeg,mpegversion=4</name>
                    <preset>Profile Low Complexity</preset>
                </audio>
                <audio>
                    <name>audio/mpeg,mpegversion=1,layer=3</name>
                </audio>
                <video>
                    <name>video/x-h264</name>
                    <bitraterange>[5,4000]</bitraterange>
                    <preset>Profile Baseline</preset>
                </video>
            </codecs>
         </container>
    </containers>
    <profiles>
        <profile>
            <name>Low</name> # This is a low quality output setting
            <container>video/quicktime,variant=apple</container>
            <extension>m4v</extension>
            <audio>
                <name>audio/mpeg,mpegversion=4</name>
                <presets>
                    <preset>Quality Low</preset>
                 </presets>
                <channels>[1, 2]</channels>
            </audio>
            <video>
                <name>video/x-h264</name>
                    <presets>
                        <preset>Quality Low</preset>
                    </presets>
                </passes>
                <rate>(fraction)1/25</rate>
            </video>
        </profile>
        <profile>
            <name>Normal</name>
            <container>video/quicktime,variant=apple</container>
            <extension>m4v</extension>
            <audio>
                <name>audio/mpeg,mpegversion=4</name>
                <presets>
                    <preset>Quality Normal</preset>
                </presets>
                <channels>[1, 2]</channels>
            </audio>
            <video>
                <name>video/x-h264</name>
                <passes>2</passes>
                <presets>
                    <preset>Quality Normal</preset>
                </presets>
                <rate>(fraction)1/30</rate>
            </video>
        </profile>
    </profiles>
</device>
}}}