public static IBitmap ApplyFilter(IBitmap iBitmap, FilterImplementations filterImplementation)
{
IFilter filter = GetFilter(filterImplementation);
if (filter != null && iBitmap != null)
{
return(filter.Apply(iBitmap));
}
return(iBitmap);
}
public RenderRasterLayer(Map map, IRasterLayer layer, IRasterLayer rLayer, ICancelTracker cancelTracker)
{
_map = map;
_layer = layer;
_cancelTracker = cancelTracker;
if (rLayer != null)
{
_interpolMethod = rLayer.InterpolationMethod;
_transparency = rLayer.Transparency;
_transColor = rLayer.TransparentColor;
_filter = rLayer.FilterImplementation;
}
}
public static byte[] ApplyFilter(byte[] imageBytes, FilterImplementations filterImplementation, ImageFormat format)
{
IFilter filter = GetFilter(filterImplementation);
if (filter == null)
{
return(imageBytes);
}
using (var iBitmap = Current.Engine.CreateBitmap(new MemoryStream(imageBytes)))
{
using (var filteredBitmap = filter.Apply(iBitmap))
using (var ms = new MemoryStream())
{
filteredBitmap.Save(ms, format);
return(ms.ToArray());
}
}
}
public static IFilter GetFilter(FilterImplementations filterImplementation)
{
IFilter filter = null;
switch (filterImplementation)
{
case FilterImplementations.Default:
return(null);
case FilterImplementations.GrayscaleBT709:
filter = Grayscale.BT709;
break;
case FilterImplementations.GrayscaleRMY:
filter = Grayscale.RMY;
break;
case FilterImplementations.GrayscaleY:
filter = Grayscale.Y;
break;
case FilterImplementations.Channel_Red:
filter = ExtractChannel.R;
break;
case FilterImplementations.Channel_Green:
filter = ExtractChannel.G;
break;
case FilterImplementations.Channel_Blue:
filter = ExtractChannel.B;
break;
//case FilterImplementations.Channel_Alpha:
// filter = ExtractChannel.A;
// break;
}
return(filter);
}
