getSources abstract method
      
Future<List<DesktopCapturerSource> > 
getSources({ 
    
- required List<SourceType> types,
- ThumbnailSize? thumbnailSize,
Get the screen source of the specified types
Implementation
Future<List<DesktopCapturerSource>> getSources(
    {required List<SourceType> types, ThumbnailSize? thumbnailSize});