Does not drowing 2 chanel when audio is to short

[StanislavMelnychek]

Bug description

If you use a very short audio it only draws one channel
Could somebody help with this please, spend a lot of time on it already

Environment

• Browser: Chrome

Minimal code snippet

import WaveSurfer from 'wavesurfer.js'

const wavesurfer = WaveSurfer.create({
  container: document.body,
  waveColor: 'rgb(200, 0, 200)',
  progressColor: 'rgb(100, 0, 100)',
  splitChannels: [{}, {}],
  url: 'https://upload.wikimedia.org/wikipedia/commons/1/11/H_is_for_horse.ogg',
})

wavesurfer.on('click', () => {
  wavesurfer.play()
})

Screenshots