Swirth to ImageMagick which supports PSD and RAW images

QuickLook.Plugin/QuickLook.Plugin.ImageViewer/ImageFileHelper.cs

@@ -1,53 +1,48 @@
-using System.IO;
+using System;
 using System.Windows;
-using System.Windows.Media.Imaging;
+using ExifLib;
+using ImageMagick;
 
 namespace QuickLook.Plugin.ImageViewer
 {
     internal static class ImageFileHelper
     {
-        internal static Size GetImageSize(string path)
+        internal static Size? GetImageSize(string path)
         {
             var ori = GetOrientationFromExif(path);
 
-            using (var stream = File.OpenRead(path))
+            try
             {
-                var decoder = BitmapDecoder.Create(stream, BitmapCreateOptions.None, BitmapCacheOption.None);
-                var frame = decoder.Frames[0];
+                var info = new MagickImageInfo(path);
 
-                if (ori == ExifOrientation.Rotate90CW || ori == ExifOrientation.Rotate270CW)
-                    return new Size {Width = frame.PixelHeight, Height = frame.PixelWidth};
-
-                return new Size {Width = frame.PixelWidth, Height = frame.PixelHeight};
+                if (ori == OrientationType.RightTop || ori == OrientationType.LeftBotom)
+                    return new Size {Width = info.Height, Height = info.Width};
+                return new Size {Width = info.Width, Height = info.Height};
+            }
+            catch (MagickException)
+            {
+                return null;
             }
         }
 
-        internal static ExifOrientation GetOrientationFromExif(string path)
+        private static OrientationType GetOrientationFromExif(string path)
         {
-            using (var stream = File.OpenRead(path))
+            try
             {
-                var decoder = BitmapDecoder.Create(stream, BitmapCreateOptions.None, BitmapCacheOption.None);
-                var frame = decoder.Frames[0];
+                using (var re = new ExifReader(path))
+                {
+                    re.GetTagValue(ExifTags.Orientation, out ushort orientation);
 
-                var orientation = ((BitmapMetadata) frame.Metadata)?.GetQuery(@"/app1/{ushort=0}/{ushort=274}");
+                    if (orientation == 0)
+                        return OrientationType.Undefined;
 
-                if (orientation == null)
-                    return ExifOrientation.Horizontal;
-
-                return (ExifOrientation) (ushort) orientation;
+                    return (OrientationType) orientation;
                 }
             }
-
-        internal enum ExifOrientation
+            catch (Exception)
             {
-            Horizontal = 1,
-            MirrorHorizontal = 2,
-            Rotate180 = 3,
-            MirrorVertical = 4,
-            MirrorHorizontal270CW = 5,
-            Rotate90CW = 6,
-            MirrorHorizontal90CW = 7,
-            Rotate270CW = 8
+                return OrientationType.Undefined;
+            }
         }
     }
 }

QuickLook.Plugin/QuickLook.Plugin.ImageViewer/ImagePanel.xaml.cs

@@ -4,7 +4,7 @@ using System.Windows;
 using System.Windows.Controls;
 using System.Windows.Input;
 using System.Windows.Media;
-using System.Windows.Media.Imaging;
+using ImageMagick;
 using XamlAnimatedGif;
 
 namespace QuickLook.Plugin.ImageViewer
@@ -30,37 +30,28 @@ namespace QuickLook.Plugin.ImageViewer
 
             viewPanel.PreviewMouseLeftButtonDown += ViewPanel_PreviewMouseLeftButtonDown;
             viewPanel.PreviewMouseMove += ViewPanel_PreviewMouseMove;
-
-            viewPanel.TouchDown += ViewPanel_TouchDown;
-        }
-
-        private void ViewPanel_TouchDown(object sender, TouchEventArgs e)
-        {
-            // TODO: touch support
         }
 
         private void LoadImage(string path)
         {
-            var ori = ImageFileHelper.GetOrientationFromExif(path);
-
-            var bitmap = new BitmapImage();
-            using (var fs = File.OpenRead(path))
+            if (Path.GetExtension(path).ToLower() == ".gif")
             {
-                bitmap.BeginInit();
-                bitmap.StreamSource = fs;
-                bitmap.CacheOption = BitmapCacheOption.OnLoad;
-                bitmap.Rotation = ori == ImageFileHelper.ExifOrientation.Rotate90CW
-                    ? Rotation.Rotate90
-                    : ori == ImageFileHelper.ExifOrientation.Rotate270CW
-                        ? Rotation.Rotate270
-                        : Rotation.Rotate0;
-                bitmap.EndInit();
+                AnimationBehavior.SetSourceUri(viewPanelImage, new Uri(path));
+                return;
             }
 
-            viewPanelImage.Source = bitmap;
+            using (var image = new MagickImage(path))
+            {
+                image.Rotate(image.Orientation == OrientationType.RightTop
+                    ? 90
+                    : image.Orientation == OrientationType.BottomRight
+                        ? 180
+                        : image.Orientation == OrientationType.LeftBotom
+                            ? 270
+                            : 0);
 
-            if (Path.GetExtension(path).ToLower() == ".gif")
-                AnimationBehavior.SetSourceUri(viewPanelImage, new Uri(path));
+                viewPanelImage.Source = image.ToBitmapSource();
+            }
         }
 
         private void ViewPanel_PreviewMouseLeftButtonDown(object sender, MouseButtonEventArgs e)

QuickLook.Plugin/QuickLook.Plugin.ImageViewer/Plugin.cs

@@ -1,10 +1,22 @@
 using System.IO;
+using System.Linq;
+using System.Reflection;
 using System.Windows;
 
 namespace QuickLook.Plugin.ImageViewer
 {
     public class Plugin : IViewer
     {
+        private static readonly string[] _formats =
+        {
+            // camera raw
+            ".3fr", ".ari", ".arw", ".bay", ".crw", ".cr2", ".cap", ".data", ".dcs", ".dcr", ".dng", ".drf", ".eip",
+            ".erf", ".fff", ".gpr", ".iiq", ".k25", ".kdc", ".mdc", ".mef", ".mos", ".mrw", ".nef", ".nrw", ".obm",
+            ".orf", ".pef", ".ptx", ".pxn", ".r3d", ".raf", ".raw", ".rwl", ".rw2", ".rwz", ".sr2", ".srf", ".srw",
+            ".tif", ".x3f",
+            // normal
+            ".bmp", ".gif", ".ico", ".jpg", ".jpeg", ".png", ".psd", ".svg", ".wdp", ".tiff", ".tga"
+        };
         private Size _imageSize;
         private ImagePanel _ip;
 
@@ -13,47 +25,39 @@ namespace QuickLook.Plugin.ImageViewer
 
         public bool CanHandle(string path)
         {
-            // TODO: determine file type by content
-
             if (Directory.Exists(path))
                 return false;
 
-            switch (Path.GetExtension(path).ToLower())
-            {
-                case ".bmp":
-                case ".gif":
-                case ".ico":
-                case ".jpg":
-                case ".jpeg":
-                case ".png":
-                case ".wdp":
-                case ".tiff":
-                    return true;
-
-                default:
-                    return false;
-            }
+            return _formats.Contains(Path.GetExtension(path).ToLower());
         }
 
         public void Prepare(string path, ContextObject context)
         {
-            _imageSize = ImageFileHelper.GetImageSize(path);
+            // ImageMagick want to have dcraw.exe
+            Directory.SetCurrentDirectory(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location));
 
+            _imageSize = ImageFileHelper.GetImageSize(path) ?? Size.Empty;
+
+            if (!_imageSize.IsEmpty)
                 context.SetPreferredSizeFit(_imageSize, 0.8);
+            else
+                context.PreferredSize = new Size(1024, 768);
         }
 
         public void View(string path, ContextObject context)
         {
             _ip = new ImagePanel(path);
-
             context.ViewerContent = _ip;
-            context.Title = $"{Path.GetFileName(path)} ({_imageSize.Width}×{_imageSize.Height})";
+            context.Title = _imageSize.IsEmpty
+                ? $"{Path.GetFileName(path)}"
+                : $"{Path.GetFileName(path)} ({_imageSize.Width}×{_imageSize.Height})";
 
             context.IsBusy = false;
         }
 
         public void Cleanup()
         {
+            Directory.SetCurrentDirectory(App.AppPath);
             _ip = null;
         }
     }

QuickLook.Plugin/QuickLook.Plugin.ImageViewer/QuickLook.Plugin.ImageViewer.csproj

@@ -12,6 +12,8 @@
     <TargetFrameworkVersion>v4.6.2</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <TargetFrameworkProfile />
+    <NuGetPackageImportStamp>
+    </NuGetPackageImportStamp>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x86'">
     <DebugSymbols>true</DebugSymbols>
@@ -32,10 +34,17 @@
     <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
   <ItemGroup>
+    <Reference Include="ExifLib, Version=1.7.0.0, Culture=neutral, PublicKeyToken=30284005913968db, processorArchitecture=MSIL">
+      <HintPath>..\..\packages\ExifLib.1.7.0.0\lib\net45\ExifLib.dll</HintPath>
+    </Reference>
+    <Reference Include="Magick.NET-Q8-x86, Version=7.0.0.0, Culture=neutral, PublicKeyToken=2004825badfa91ec, processorArchitecture=x86">
+      <HintPath>..\..\packages\Magick.NET-Q8-x86.7.0.5.900\lib\net40-client\Magick.NET-Q8-x86.dll</HintPath>
+    </Reference>
     <Reference Include="PresentationCore" />
     <Reference Include="PresentationFramework" />
     <Reference Include="System" />
     <Reference Include="System.Core" />
+    <Reference Include="System.Drawing" />
     <Reference Include="System.Xaml" />
     <Reference Include="WindowsBase" />
     <Reference Include="XamlAnimatedGif, Version=1.1.9.0, Culture=neutral, processorArchitecture=MSIL">
@@ -69,5 +78,17 @@
   <ItemGroup>
     <None Include="packages.config" />
   </ItemGroup>
+  <ItemGroup>
+    <Content Include="dcraw.exe">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </Content>
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
+  <Import Project="..\..\packages\Magick.NET-Q8-x86.7.0.5.900\build\net40-client\Magick.NET-Q8-x86.targets" Condition="Exists('..\..\packages\Magick.NET-Q8-x86.7.0.5.900\build\net40-client\Magick.NET-Q8-x86.targets')" />
+  <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('..\..\packages\Magick.NET-Q8-x86.7.0.5.900\build\net40-client\Magick.NET-Q8-x86.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Magick.NET-Q8-x86.7.0.5.900\build\net40-client\Magick.NET-Q8-x86.targets'))" />
+  </Target>
 </Project>

QuickLook.Plugin/QuickLook.Plugin.ImageViewer/packages.config

@@ -1,5 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 
 <packages>
-  <package id="XamlAnimatedGif" version="1.1.9" targetFramework="net452" />
+  <package id="ExifLib" version="1.7.0.0" targetFramework="net462" />
+  <package id="Magick.NET-Q8-x86" version="7.0.5.900" targetFramework="net462" />
+  <package id="XamlAnimatedGif" version="1.1.9" targetFramework="net462" />
 </packages>