diff --git a/src/nodeTypes.ts b/src/nodeTypes.ts
index 5013243..f3fabef 100644
--- a/src/nodeTypes.ts
+++ b/src/nodeTypes.ts
@@ -1,8 +1,8 @@
 import type { NodeTypeDef, ParamDef } from './types'
 
 export const RESOLUTION_OPTIONS = [
-  { label: '1920×1080', value: '1920x1080' },
   { label: '1280×720',  value: '1280x720'  },
+  { label: '1920×1080', value: '1920x1080' },
   { label: '3840×2160', value: '3840x2160' },
 ]
 
@@ -18,10 +18,17 @@ export const FPS_OPTIONS = [
 ]
 
 export const DEVICE_OPTIONS = [
-  { label: 'Port 1', value: 0 },
-  { label: 'Port 2', value: 1 },
-  { label: 'Port 3', value: 2 },
-  { label: 'Port 4', value: 3 },
+  { label: 'DeckLink SDI (1)', value: 0 },
+  { label: 'DeckLink SDI (2)', value: 1 },
+  { label: 'DeckLink SDI (3)', value: 2 },
+  { label: 'DeckLink SDI (4)', value: 3 },
+]
+
+export const PATTERN_OPTIONS = [
+  { label: 'SMPTE bars 75%', value: 'bars' },
+  { label: 'IRE bars', value: 'ire' },
+  { label: 'Black solid', value: 'black' },
+  { label: 'White solid', value: 'white' },
 ]
 
 // Format params shown on source nodes; values go into edge format (not node params)
@@ -38,7 +45,11 @@ export const NODE_TYPES: Record<string, NodeTypeDef> = {
       { id: 'video-out', kind: 'video', direction: 'out' },
       { id: 'audio-out', kind: 'audio', direction: 'out' },
     ],
-    params: [...FORMAT_PARAMS],
+    params: [
+      ...FORMAT_PARAMS,
+      { key: 'pattern', 'label': 'Pattern', type: 'select', options: PATTERN_OPTIONS, default: 'bars' },
+      { key: 'channels', label: 'Channels', type: 'number', default: 0, min: 0, max: 16 }
+    ],
   },
   ndiin: {
     type: 'ndiin',
@@ -100,7 +111,7 @@ export const NODE_TYPES: Record<string, NodeTypeDef> = {
       { id: 'audio-out', kind: 'audio', direction: 'out' },
     ],
     params: [
-      { key: 'file', label: 'File', type: 'input', default: 0, min: 0, max: 15 }
+      { key: 'file', label: 'File', type: 'input', default: '0.ts' }
     ],
   },
 }