Update index.html

index.html

@@ -718,7 +718,7 @@
       soundTouch.pitch = 1;
       
       // BufferSourceを作成
-      const bufferSource = new soundtouch.BufferSource(audioBuffers[file].getChannelData(0));
+      const bufferSource = new soundtouch.WebAudioBufferSource(audioBuffers[file].getChannelData(0));
       
       // SimpleFilterを作成
       const filter = new SimpleFilter(soundTouch, bufferSource);