diff --git a/inc/Data/Exif.php b/inc/Data/Exif.php
new file mode 100644
index 00000000..77b1011c
--- /dev/null
+++ b/inc/Data/Exif.php
@@ -0,0 +1,14 @@
+<?php
+namespace Vichan\Data;
+
+class Exif {
+	public const EXIF_ORIENTATION_0_UPRIGHT = 1;
+	public const EXIF_ORIENTATION_0_FLIPPED = 2;
+	public const EXIF_ORIENTATION_180_UPRIGHT = 3;
+	public const EXIF_ORIENTATION_180_FLIPPED = 4;
+	public const EXIF_ORIENTATION_90_UPRIGHT = 5;
+	public const EXIF_ORIENTATION_90_FLIPPED = 6;
+	public const EXIF_ORIENTATION_270_UPRIGHT = 7;
+	public const EXIF_ORIENTATION_270_FLIPPED = 8;
+	public const EXIF_ORIENTATION_UNDEFINED = 9;
+}