Check Point

daemon/audio-pipewire.js

@@ -8,12 +8,13 @@ export const MIC_FORMAT = 's16';
 /** Raw 16 kHz mono capture from PipeWire. The process is deliberately kept
  * outside gnome-shell and has a stable node name for routing in Helvum. */
 export class PipeWireCapture extends EventEmitter {
-  constructor({ command = 'pw-cat', spawnImpl = spawn, sampleRate = MIC_SAMPLE_RATE, nodeName = 'Jarvis' } = {}) {
+  constructor({ command = 'pw-cat', spawnImpl = spawn, sampleRate = MIC_SAMPLE_RATE, nodeName = 'Jarvis', target = '' } = {}) {
     super();
     this.command = command;
     this.spawnImpl = spawnImpl;
     this.sampleRate = sampleRate;
     this.nodeName = nodeName;
+    this.target = target;
     this.process = null;
   }
 
@@ -21,7 +22,7 @@ export class PipeWireCapture extends EventEmitter {
     if (this.process) return this;
     this.process = this.spawnImpl(this.command, [
       '--record', '--raw', '--format', MIC_FORMAT, '--rate', String(this.sampleRate),
-      '--channels', String(MIC_CHANNELS), '--properties', `node.name=${this.nodeName}`, '-',
+      '--channels', String(MIC_CHANNELS), ...(this.target ? ['--target', this.target] : []), '--properties', `node.name=${this.nodeName}`, '-',
     ], { stdio: ['ignore', 'pipe', 'pipe'] });
     this.process.stdout?.on('data', (chunk) => this.emit('audio', Buffer.from(chunk)));
     this.process.stderr?.on('data', (chunk) => this.emit('diagnostic', String(chunk).trim()));