diff --git a/Mediapipe.Net/Native/UnsafeNativeMethods/External/Glog.cs b/Mediapipe.Net/Native/UnsafeNativeMethods/External/Glog.cs
new file mode 100644
index 0000000..8159d3e
--- /dev/null
+++ b/Mediapipe.Net/Native/UnsafeNativeMethods/External/Glog.cs
@@ -0,0 +1,48 @@
+// Copyright (c) homuler and Vignette
+// This file is part of MediaPipe.NET.
+// MediaPipe.NET is licensed under the MIT License. See LICENSE for details.
+
+using System.Runtime.InteropServices;
+
+namespace Mediapipe.Net.Native
+{
+    internal partial class UnsafeNativeMethods : NativeMethods
+    {
+        [DllImport(MEDIAPIPE_LIBRARY, ExactSpelling = true, CharSet = CharSet.Unicode)]
+        public static extern MpReturnCode google_InitGoogleLogging__PKc(string name);
+
+        [DllImport(MEDIAPIPE_LIBRARY, ExactSpelling = true)]
+        public static extern MpReturnCode google_ShutdownGoogleLogging();
+
+        [DllImport(MEDIAPIPE_LIBRARY, ExactSpelling = true)]
+        public static extern void glog_FLAGS_logtostderr([MarshalAs(UnmanagedType.I1)] bool value);
+
+        [DllImport(MEDIAPIPE_LIBRARY, ExactSpelling = true)]
+        public static extern void glog_FLAGS_stderrthreshold(int threshold);
+
+        [DllImport(MEDIAPIPE_LIBRARY, ExactSpelling = true)]
+        public static extern void glog_FLAGS_minloglevel(int level);
+
+        [DllImport(MEDIAPIPE_LIBRARY, ExactSpelling = true, CharSet = CharSet.Unicode)]
+        public static extern void glog_FLAGS_log_dir(string dir);
+
+        [DllImport(MEDIAPIPE_LIBRARY, ExactSpelling = true)]
+        public static extern void glog_FLAGS_v(int v);
+
+        [DllImport(MEDIAPIPE_LIBRARY, ExactSpelling = true, CharSet = CharSet.Unicode)]
+        public static extern void glog_LOG_INFO__PKc(string str);
+
+        [DllImport(MEDIAPIPE_LIBRARY, ExactSpelling = true, CharSet = CharSet.Unicode)]
+        public static extern void glog_LOG_WARNING__PKc(string str);
+
+        [DllImport(MEDIAPIPE_LIBRARY, ExactSpelling = true, CharSet = CharSet.Unicode)]
+        public static extern void glog_LOG_ERROR__PKc(string str);
+
+        [DllImport(MEDIAPIPE_LIBRARY, ExactSpelling = true, CharSet = CharSet.Unicode)]
+        public static extern void glog_LOG_FATAL__PKc(string str);
+
+        // TODO: replace 'int' with 'Glog.Severity'
+        [DllImport(MEDIAPIPE_LIBRARY, ExactSpelling = true)]
+        public static extern void google_FlushLogFiles(int severity);
+    }
+}