Function loadAudio

loadAudio(params): Promise<JS2VideoAudio>
Loads an audio file and returns a JS2VideoAudio object with optional offset and volume level.
Parameters
- params: {
      options?: {
          gain?: number;
          offset?: number;
      };
      url: string;
      video?: any;
  }
  - Optionaloptions?: {
    gain?: number;
    offset?: number;
    }
    Options for audio manipulation.
    - Optionalgain?: number
    - Optionaloffset?: number
  - url: string
    URL of the audio file to load.
  - Optionalvideo?: any
    Optional video object; if provided, uses its src as the audio URL.
Returns Promise<JS2VideoAudio>
The loaded and configured audio object.