/usr/share/calf/gui-fluidsynth.xml is in calf-plugins 0.0.19+git20131202-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 | <table rows="1" cols="3">
<vbox attach-x="0" attach-y="0" pad-x="10" expand-y="1" fill-y="0" spacing="5">
<label param="master" />
<knob param="master" size="5" />
<value param="master" />
</vbox>
<vbox attach-x="1" attach-y="0" pad-x="10" expand-y="1" fill-y="1" spacing="5">
<label param="reverb" />
<toggle param="reverb" />
<label />
<toggle param="chorus" />
<label param="chorus" />
</vbox>
<frame attach-x="2" attach-y="0" label="Source">
<table rows="3" cols="2" pad-x="10" fill-y="0">
<align attach-x="0" attach-y="0" align-x="1"><label text="Soundfont" /></align>
<filechooser attach-x="1" attach-y="0" key="soundfont" title="Select a soundfont" width_chars="30" pad-x="5" pad-y="6" />
<align attach-x="0" attach-y="1" align-x="1"><label text="Current preset" /></align>
<combo attach-x="1" attach-y="1" key="preset_list" current-key="preset_key" setter-key="preset_key_set" pad-x="5" pad-y="6" />
<align attach-x="0" attach-y="2" align-x="1"><label param="interpolation" /></align>
<combo attach-x="1" attach-y="2" param="interpolation" pad-x="5" pad-y="6" />
</table>
</frame>
</table>
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