VideoPlayerController.asset constructor Null safety

VideoPlayerController.asset(
  1. String dataSource,
  2. {String? package,
  3. Future<ClosedCaptionFile>? closedCaptionFile,
  4. VideoPlayerOptions? videoPlayerOptions}
)

Constructs a VideoPlayerController playing a video from an asset.

The name of the asset is given by the dataSource argument and must not be null. The package argument must be non-null when the asset comes from a package and null otherwise.

Implementation

VideoPlayerController.asset(this.dataSource,
    {this.package, this.closedCaptionFile, this.videoPlayerOptions})
    : dataSourceType = DataSourceType.asset,
      formatHint = null,
      httpHeaders = const {},
      super(VideoPlayerValue(duration: Duration.zero));