From a6588256febddff3772574afbc7791c6f51dead0 Mon Sep 17 00:00:00 2001
From: Fabien Benetou <fabien-services@benetou.fr>
Date: Sat, 18 Feb 2023 14:41:49 +0100
Subject: [PATCH] not working but loading WASM

---
 index.html | 40 +++++++++++++++++++++++++++++++++++++++-
 1 file changed, 39 insertions(+), 1 deletion(-)

diff --git a/index.html b/index.html
index 547167f..dec6c5a 100644
--- a/index.html
+++ b/index.html
@@ -23,6 +23,8 @@
     <!-- still experimenting, see webdav.html -->
     <script src='dependencies/webdav.js'></script> 
 
+    <script type="application/javascript" src="https://cdn.jsdelivr.net/npm/vosk-browser@0.0.5/dist/vosk.js"></script> 
+
     <!-- replacing with local copies as CDNs are like unpkg tend to be slow
     <script type="module" src="https://unpkg.com/immers-client/dist/destination.bundle.js"></script>
     <script src="https://aframe.io/releases/1.3.0/aframe.min.js"></script>
@@ -2315,7 +2317,43 @@ consider pick then apply, i.e changeColorLastId() but for next Id
         should be cancealable
 
 */
-
+ 
+async function init() { 
+    const model = await Vosk.createModel('https://fabien.benetou.fr/pub/home/future_of_text_demo/engine/../content/vosk-model-small-en-us-0.15.zip'); 
+    //const model = await Vosk.createModel('model.tar.gz'); 
+ 
+    const recognizer = new model.KaldiRecognizer(); 
+    recognizer.on("result", (message) => { 
+        console.log(`Result: ${message.result.text}`); 
+    }); 
+    recognizer.on("partialresult", (message) => { 
+        console.log(`Partial result: ${message.result.partial}`); 
+    }); 
+     
+    const mediaStream = await navigator.mediaDevices.getUserMedia({ 
+        video: false, 
+        audio: { 
+            echoCancellation: true, 
+            noiseSuppression: true, 
+            channelCount: 1, 
+            sampleRate: 16000 
+        }, 
+    }); 
+     
+    const audioContext = new AudioContext(); 
+    const recognizerNode = audioContext.createScriptProcessor(4096, 1, 1) 
+    recognizerNode.onaudioprocess = (event) => { 
+        try { 
+            recognizer.acceptWaveform(event.inputBuffer) 
+        } catch (error) { 
+            console.error('acceptWaveform failed', error) 
+        } 
+    } 
+    const source = audioContext.createMediaStreamSource(mediaStream); 
+    source.connect(recognizerNode); 
+} 
+ 
+window.onload = init; 
 
 </script>
 <div id="observablehq-key">