Two virtual cameras

Multiply-opening v4l2loopback cameras isn't working.  Let's try an
explicit tee.

diff --git a/modules/v4l2loopback.nix b/modules/v4l2loopback.nix
index e4618c75b177029f450f491b6b7c58618b7c1fe9..1939724a958c15c5f0f6241587c86ab9b9d1e420 100644 (file)
--- a/modules/v4l2loopback.nix
+++ b/modules/v4l2loopback.nix
@@ -6,6 +6,6 @@
     [ v4l2loopback.out ];
   boot.kernelModules = [ "v4l2loopback" ];
   boot.extraModprobeConfig = ''
-    options v4l2loopback video_nr=9 exclusive_caps=1 card_label="Shareable Camera"
+    options v4l2loopback video_nr=8,9 exclusive_caps=1,1 card_label="Live Camera,Recording Camera"
   '';
 }