sample WAV audio output for each voice included with OpenedAI Speech

assets/speech/speech-script

@@ -0,0 +1 @@
+Hello. My name is Shimmer. I am one of the voices that ships with Opened AI Speech, and I'm happy to read the news for you today.

package.json

@@ -9,6 +9,7 @@
     "web-dev": "nodemon ./src/newsroom-web.ts",
     "start-worker": "node --import ./register.js --no-warnings ./src/workers/newsroom.ts",
     "worker-dev": "nodemon ./src/workers/newsroom.ts",
+    "speechgen": "node --import ./register.js --no-warnings ./src/speechgen.ts",
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "keywords": [

src/app/services/openai.ts

@@ -40,6 +40,7 @@ export class OpenAiService extends DtpService {
     });
     this.homelabClient = new OpenAI({
       baseURL: env.apis.openai.homelab.baseURL,
+      apiKey: "unused",
     });
   }
 
@@ -138,12 +139,14 @@ export class OpenAiService extends DtpService {
 
   async generateSpeech (input: string, model: string, voice: SpeechVoice) : Promise<IGeneratedFile> {
     const audioId = new Types.ObjectId();
-    const audioFile = path.join(env.root, audioId.toString());
+    const audioFile = path.join(env.root, `${audioId.toString()}.wav`);
     
     const response = await this.homelabClient.audio.speech.create({
       input,
       model,
-      voice
+      voice,
+      response_format: "wav",
+      speed: 1.0,
     });
     if (!response.ok) {
       throw new WebError(response.status, `failed to generate speech audio: ${response.statusText}`);

src/speechgen.ts

@@ -39,6 +39,7 @@ class SpeechGenerator extends DtpProcess {
   try {
     console.log("Speech Generator: A command line tool to generate audio");
     const generator = new SpeechGenerator();
+    await generator.start();
 
     const model = process.argv[2];
     assert(model, "Must specify model (tts-1, tts-1-hd)");