整理影像缩略图和获取影像路径

2022-06-01 17:00:24 +08:00
parent d8f505f705
commit ec179543fe
11 changed files with 128 additions and 109 deletions
@@ -271,6 +271,27 @@ public static class FileStoreHelper
    }


+    public static string GetSubjectVisitDicomFolderPhysicalPath(IWebHostEnvironment _hostEnvironment,Guid trialId, Guid siteId, Guid subjectId, Guid subjectVisitId)
+    {
+        var rootPath = FileStoreHelper.GetIRaCISRootDataFolder(_hostEnvironment);
+
+        return Path.Combine(rootPath, StaticData.Folder.TrialDataFolder, trialId.ToString(), siteId.ToString(), subjectId.ToString(), subjectVisitId.ToString(), StaticData.Folder.DicomFolder);
+    }
+
+    public static string GetDicomInstanceFilePath(IWebHostEnvironment _hostEnvironment, Guid trialId, Guid siteId, Guid subjectId, Guid subjectVisitId, Guid studyId, Guid instanceId)
+    {
+        var rootPath = FileStoreHelper.GetIRaCISRootDataFolder(_hostEnvironment);
+
+        //加入访视层级  和Data
+        var path = Path.Combine(rootPath, StaticData.Folder.TrialDataFolder, trialId.ToString(),
+            siteId.ToString(), subjectId.ToString(), subjectVisitId.ToString(), StaticData.Folder.DicomFolder, studyId.ToString());
+
+        if (!Directory.Exists(path))
+        {
+            Directory.CreateDirectory(path);
+        }
+        return Path.Combine(path, instanceId.ToString() + ".dcm");
+    }


    // 获取医生通用文件存放路径
@@ -0,0 +1,76 @@
+
+using FellowOakDicom.Imaging;
+using SixLabors.ImageSharp.Formats.Jpeg;
+using SixLabors.ImageSharp;
+using SixLabors.ImageSharp.Processing;
+using System.Security.Cryptography;
+using System.Text;
+
+namespace IRaCIS.Core.Application.Helper;
+
+public static class ImageHelper
+{
+
+    // 采用ImageSharp组件  跨平台，不依赖windows 平台图像处理组件，这里大坑(net 6 下，之前由于Dicom处理最新组件 依赖了这个库的一个旧版本，导致缩略图bug，单独升级依赖组件才解决)
+    public static void ResizeSave(string filePath, string? fileStorePath)
+    {
+
+        fileStorePath = fileStorePath ?? filePath + ".preview.jpeg";
+
+        using (var image = SixLabors.ImageSharp.Image.Load(filePath))
+        {
+
+            image.Mutate(x => x.Resize(500, 500));
+
+            image.Save(fileStorePath);
+
+        }
+    }
+
+
+
+    public static Stream RenderPreviewJpeg(string filePath)
+    {
+        string jpegPath = filePath + ".preview.jpg";
+
+        if (!File.Exists(jpegPath))
+        {
+            using (Stream stream = new FileStream(jpegPath, FileMode.Create))
+            {
+                DicomImage image = new DicomImage(filePath);
+
+                var sharpimage = image.RenderImage().AsSharpImage();
+
+                sharpimage.Save(stream, new JpegEncoder());
+
+            }
+        }
+
+        return new FileStream(jpegPath, FileMode.Open);
+    }
+
+    public static void RemovePreviewJpeg(string filePath)
+    {
+        string jpegPath = filePath + ".preview.jpg";
+        if (File.Exists(jpegPath)) File.Delete(jpegPath);
+    }
+
+
+}
+
+static class IdentifierHelper
+{
+    private static MD5 md5 = MD5.Create();
+
+    private static object lockObj = new object();
+
+    public static Guid CreateGuid(params string[] parts)
+    {
+        lock (lockObj)
+        {
+            return new Guid(md5.ComputeHash(Encoding.UTF8.GetBytes(string.Concat(parts))));
+        }
+
+    }
+}
+
@@ -1,26 +0,0 @@
-
-using SixLabors.ImageSharp;
-using SixLabors.ImageSharp.Processing;
-
-namespace IRaCIS.Core.Application.Helper;
-
-public static class ImageResizeHelper
-{
-
-    // 采用ImageSharp组件  跨平台，不依赖windows 平台图像处理组件，这里大坑(net 6 下，之前由于Dicom处理最新组件 依赖了这个库的一个旧版本，导致缩略图bug，单独升级依赖组件才解决)
-    public static void ResizeSave(string filePath, string? fileStorePath)
-    {
-
-        fileStorePath = fileStorePath ?? filePath + ".preview.jpeg";
-
-        using (var image = SixLabors.ImageSharp.Image.Load(filePath))
-        {
-
-            image.Mutate(x => x.Resize(500, 500));
-
-            image.Save(fileStorePath);
-
-        }
-    }
-}
-