GDAL: fix dll load

Kevin-Xia-carbonix · Aug 22, 2023 · fdb080e · fdb080e
1 parent ffa71e5
commit fdb080e
Showing 1 changed file with 21 additions and 0 deletions.
diff --git a/ExtLibs/GDAL/GDAL.cs b/ExtLibs/GDAL/GDAL.cs
@@ -21,9 +21,30 @@ public class GDAL: IGDAL
 
         static List<GeoBitmap> _cache = new List<GeoBitmap>();
 
+        [DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]
+        static extern bool SetDllDirectory(string lpPathName);
+
         static GDAL()
         {
             log.InfoFormat("GDAL static ctor");
+            try
+            {
+                string executingAssemblyFile = new Uri(Assembly.GetExecutingAssembly().GetName().CodeBase).LocalPath;
+                string executingDirectory = Path.GetDirectoryName(executingAssemblyFile);
+                string gdalPath = Path.Combine(executingDirectory, "gdal");
+                string nativePath = "";
+                if (Environment.Is64BitProcess)
+                    nativePath = Path.Combine(gdalPath, "x64");
+                else
+                    nativePath = Path.Combine(gdalPath, "x86");
+
+                SetDllDirectory(nativePath);
+            }
+            catch(Exception ex)
+            {
+                log.Error(ex);
+            }
+
             try
             {
                 GdalConfiguration.ConfigureGdal();