nixos/home/hass: Add USB webcam

nixos/boxes/home/palace/vms/default.nix

@@ -192,6 +192,8 @@
               "device qemu-xhci,id=xhci"
               # Front-right port?
               "device usb-host,hostbus=1,hostport=4"
+              # Front-left port
+              "device usb-host,hostbus=1,hostport=3"
             ];
           };
         };

nixos/boxes/home/palace/vms/sfh/containers/hass.nix

@@ -108,6 +108,9 @@ in
                   # "http://reolink-living-room.${domain}/flv?port=1935&app=bcs&stream=channel0_main.bcs&user=admin#video=copy#audio=copy#audio=opus"
                   "rtsp://admin:@reolink-living-room:554/h264Preview_01_main"
                 ];
+                webcam_office = [
+                  "ffmpeg:device?video=/dev/video0&video_size=1024x576#video=h264"
+                ];
               };
             };
           };
@@ -139,6 +142,21 @@ in
                     retain.days = 1;
                   };
                 };
+
+                webcam_office = {
+                  ffmpeg.inputs = [
+                    {
+                      path = "rtsp://127.0.0.1:8554/webcam_office";
+                      input_args = "preset-rtsp-restream";
+                      roles = [ "record" "detect" ];
+                    }
+                  ];
+                  detect.enabled = false;
+                  record = {
+                    enabled = true;
+                    retain.days = 1;
+                  };
+                };
               };
             };
           };

nixos/boxes/home/palace/vms/sfh/default.nix

@@ -150,6 +150,7 @@ in
         systemd.services = {
           "systemd-nspawn@hass".serviceConfig.DeviceAllow = [
             "char-ttyUSB rw"
+            "char-video4linux rw"
           ];
         };
 
@@ -177,6 +178,7 @@ in
               hass = {
                 bindMounts = {
                   "/dev/bus/usb/001/002".readOnly = false;
+                  "/dev/video0".readOnly = false;
                   "/dev/serial/by-id/usb-Nabu_Casa_Home_Assistant_Connect_ZBT-1_ce549704fe38ef11a2c2e5d154516304-if00-port0" = {
                     readOnly = false;
                     mountPoint = "/dev/ttyUSB0";