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Swirth to ImageMagick which supports PSD and RAW images

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This commit is contained in:
Paddy Xu
2017-06-02 19:01:45 +03:00
parent 903c90472b
commit 96a46e3a23
6 changed files with 90 additions and 77 deletions
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57
QuickLook.Plugin/QuickLook.Plugin.ImageViewer/ImageFileHelper.cs
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@@ -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;
}
}
catch (Exception)
{
return OrientationType.Undefined;
}
}
internal enum ExifOrientation
{
Horizontal = 1,
MirrorHorizontal = 2,
Rotate180 = 3,
MirrorVertical = 4,
MirrorHorizontal270CW = 5,
Rotate90CW = 6,
MirrorHorizontal90CW = 7,
Rotate270CW = 8
}
}
}