internal static JobHandle DecodeToPdnLayer(this PhotoshopFile.Layer psdLayer, JobHandle inputDeps, out BitmapLayer pdnLayer)
{
var psdFile = psdLayer.PsdFile;
psdLayer.CreateMissingChannels();
pdnLayer = new BitmapLayer(psdFile.ColumnCount, psdFile.RowCount);
pdnLayer.Name = psdLayer.Name;
pdnLayer.Opacity = psdLayer.Opacity;
pdnLayer.Visible = psdLayer.Visible;
pdnLayer.IsGroup = psdLayer.IsGroup;
pdnLayer.LayerID = psdLayer.LayerID;
pdnLayer.BlendMode = BlendModeMapping.FromPsdBlendMode(psdLayer.BlendModeKey);
return(ImageDecoderPdn.DecodeImage(pdnLayer, psdLayer, inputDeps));
}
internal static BitmapLayer DecodeToPdnLayer(
this PhotoshopFile.Layer psdLayer)
{
var psdFile = psdLayer.PsdFile;
psdLayer.CreateMissingChannels();
var pdnLayer = new BitmapLayer(psdFile.ColumnCount, psdFile.RowCount);
pdnLayer.Name = psdLayer.Name;
pdnLayer.Opacity = psdLayer.Opacity;
pdnLayer.Visible = psdLayer.Visible;
pdnLayer.BlendMode = BlendModeMapping.FromPsdBlendMode(psdLayer.BlendModeKey);
ImageDecoderPdn.DecodeImage(pdnLayer, psdLayer);
return(pdnLayer);
}
public static Document Load(System.IO.Stream input)
{
// Load and decompress Photoshop file structures
var loadContext = new DocumentLoadContext();
var psdFile = new PsdFile(input, loadContext);
// Multichannel images are loaded by processing each channel as a
// grayscale layer.
if (psdFile.ColorMode == PsdColorMode.Multichannel)
{
CreateLayersFromChannels(psdFile);
psdFile.ColorMode = PsdColorMode.Grayscale;
}
// Convert into Paint.NET internal representation
var document = new Document(psdFile.ColumnCount, psdFile.RowCount);
if (psdFile.Layers.Count == 0)
{
psdFile.BaseLayer.CreateMissingChannels();
var layer = PDNWrapper.Layer.CreateBackgroundLayer(psdFile.ColumnCount, psdFile.RowCount);
ImageDecoderPdn.DecodeImage(layer, psdFile.BaseLayer);
layer.Name = String.IsNullOrEmpty(psdFile.BaseLayer.Name)? "Background" : psdFile.BaseLayer.Name;
layer.Opacity = psdFile.BaseLayer.Opacity;
layer.Visible = psdFile.BaseLayer.Visible;
layer.IsGroup = psdFile.BaseLayer.IsGroup;
layer.LayerID = psdFile.BaseLayer.LayerID;
layer.BlendMode = BlendModeMapping.FromPsdBlendMode(psdFile.BaseLayer.BlendModeKey);
document.Layers.Add(layer);
}
else
{
psdFile.VerifyLayerSections();
ApplyLayerSections(psdFile.Layers);
//var pdnLayers = psdFile.Layers.AsParallel().AsOrdered()
// .Select(psdLayer => psdLayer.DecodeToPdnLayer())
// .ToList();
//document.Layers.AddRange(pdnLayers);
/*
* foreach (var l in psdFile.Layers)
* {
* document.Layers.Add(l.DecodeToPdnLayer());
* }
*/
BitmapLayer parent = null;
foreach (var l in Enumerable.Reverse(psdFile.Layers))
{
if (l.IsEndGroupMarker)
{
parent = parent != null ? parent.ParentLayer : null;
continue;
}
var b = l.DecodeToPdnLayer();
b.ParentLayer = parent;
if (parent != null)
{
parent.ChildLayer.Add(b);
}
else
{
document.Layers.Add(b);
}
if (b.IsGroup)
{
parent = b;
}
}
}
SetPdnResolutionInfo(psdFile, document);
return(document);
}
