Gainmode is an int:
<ul>
<li><em>0:</em> dB value as a float from -193 to +6. Sent as
- <kbd class="osc">/strip/gain SSID value</kbd>. (-193 or below are the same as -inf)</li>
+ <kbd class="osc">/strip/gain SSID value</kbd>. (-193 or below are the same as −∞)</li>
<li><em>1:</em> A positional fader based on the same math
as Ardour's GUI. A Float from 0 to 1. Sent as
<kbd class="osc">/strip/fader SSID value</kbd>. At the same time the