/// <inheritdoc />
public Bitmap Filter(Bitmap bitmap, BitMatrix kernel)
{
if (bitmap is null)
{
throw new ArgumentNullException(nameof(bitmap));
}
if (kernel is null)
{
throw new ArgumentNullException(nameof(kernel));
}
if (bitmap.PixelFormat != PixelFormat.Format32bppArgb)
{
throw new NotSupportedException(Errors.NotSupported);
}
var subtraction = new SubtractionOperator();
var dilation = new DilationOperator();
var erosion = new ErosionOperator();
using (var rvalue = new Bitmap(bitmap))
{
return(subtraction
.Filter(dilation.Filter(bitmap, kernel),
erosion.Filter(rvalue, kernel)
));
}
}
/// <inheritdoc />
public Bitmap Filter(Bitmap bitmap, BitMatrix kernel)
{
if (bitmap is null)
{
throw new ArgumentNullException(nameof(bitmap));
}
if (kernel is null)
{
throw new ArgumentNullException(nameof(kernel));
}
if (bitmap.PixelFormat != PixelFormat.Format32bppArgb)
{
throw new NotSupportedException(Errors.NotSupported);
}
var dilation = new DilationOperator();
var erosion = new ErosionOperator();
return(dilation.Filter(erosion.Filter(bitmap, kernel), kernel));
}