/// <summary>
/// Applies black and white toning to the image.
/// </summary>
/// <typeparam name="T">The pixel format.</typeparam>
/// <typeparam name="TP">The packed format. <example>long, float.</example></typeparam>
/// <param name="source">The image this method extends.</param>
/// <param name="rectangle">
/// The <see cref="Rectangle"/> structure that specifies the portion of the image object to alter.
/// </param>
/// <param name="progressHandler">A delegate which is called as progress is made processing the image.</param>
/// <returns>The <see cref="Image{T,TP}"/>.</returns>
public static Image <T, TP> BlackWhite <T, TP>(this Image <T, TP> source, Rectangle rectangle, ProgressEventHandler progressHandler = null)
where T : IPackedVector <TP>
where TP : struct
{
BlackWhiteProcessor <T, TP> processor = new BlackWhiteProcessor <T, TP>();
processor.OnProgress += progressHandler;
try
{
return(source.Process(rectangle, processor));
}
finally
{
processor.OnProgress -= progressHandler;
}
}
public void BlackWhite_rect_CorrectProcessor()
{
this.operations.BlackWhite(this.rect);
BlackWhiteProcessor <Rgba32> p = this.Verify <BlackWhiteProcessor <Rgba32> >(this.rect);
}
public void BlackWhite_CorrectProcessor()
{
this.operations.BlackWhite();
BlackWhiteProcessor p = this.Verify <BlackWhiteProcessor>();
}
