public override MediaStream GetStream( MediaData mediaData, TransformationOptions options) { Assert.ArgumentNotNull((object)mediaData, nameof(mediaData)); Assert.ArgumentNotNull((object)options, "transformationOptions"); MediaStream stream = mediaData.GetStream(); if (stream == null) { return((MediaStream)null); } options = this.GetOptions(mediaData, options); using (stream) { return(this.GetImageStream(stream, options)); } }