Merge pull request #81 from nullabork/betabot

Betabot

.gitignore

@@ -4,3 +4,4 @@ state.json
 /config/*.server
 /config/ohshit*
 talkbot.code-workspace
+samples

bin/create-samples.js

@@ -0,0 +1,66 @@
+/*jshint esversion: 9 */
+require('module-alias/register');
+
+/* make voice samples with `node create-samples.js` */
+(async () => {
+
+    const tts = require("@services/TextToSpeechService.js"),
+        delay = require("delay"),
+        prism = require("prism-media"),
+        lame = require("lame"),
+        fs = require("fs"),
+        msg = "You are hearing me talk";
+
+    process.on('uncaughtException', console.log);
+
+    await tts.setupProviders();
+
+    var dir = './samples';
+
+    if (!fs.existsSync(dir)){
+      fs.mkdirSync(dir);
+    }
+
+    for ( let provider_name in tts.providers ) {
+
+        console.log(provider_name);
+
+        let provider = tts.getService(provider_name);
+
+        for ( let voice of provider.getVoices() ) {
+
+            let sample_file = `${dir}/${voice.voice}.mp3`;
+
+            // rewrite this using await when we finally implement async/await for getAudioContent and buildRequest
+            let request = provider.buildRequest(msg, {
+                name: voice.voice
+            });
+
+            console.log(`Saving ${sample_file}`);
+
+            provider.getAudioContent(request, (err, audio) => {
+
+                if ( err ) {
+                    console.log(err);
+                    return;
+                }
+
+                let decoder = new prism.opus.Decoder(48000, 1, 960);
+                let encoder = new lame.Encoder({
+                    channels: 1,
+                    bitDepth: 16,
+                    sampleRate: 48000,
+
+                    bitRate: 128,
+                    outSampleRate: 48000,
+                    mode: lame.STEREO
+                });
+                let stm = fs.createWriteStream(sample_file);
+
+                audio.pipe(decoder).pipe(encoder).pipe(stm);
+            });
+
+            await delay(10000);
+        }
+    }
+})();