fix:音频动画

src/views/courseware-play/component/audio-item/index.tsx

@@ -78,7 +78,7 @@ export default defineComponent({
         };
         data.vudio = new Vudio(audio, canvas, {
           effect: 'waveform',
-          accuracy: 256,
+          accuracy: 128,
           width: rect.width,
           height: rect.height,
           waveform: {