diff --git a/include/ui/Camera.h b/include/ui/Camera.h
index afb07b5..ae6e255 100644
--- a/include/ui/Camera.h
+++ b/include/ui/Camera.h
@@ -66,15 +66,16 @@
 
 // msgType in notifyCallback and dataCallback functions
 enum {
-    CAMERA_MSG_ERROR = 0,
-    CAMERA_MSG_SHUTTER,
-    CAMERA_MSG_FOCUS,
-    CAMERA_MSG_ZOOM,
-    CAMERA_MSG_PREVIEW_FRAME,
-    CAMERA_MSG_VIDEO_FRAME,
-    CAMERA_MSG_POSTVIEW_FRAME,
-    CAMERA_MSG_RAW_IMAGE,
-    CAMERA_MSG_COMPRESSED_IMAGE
+    CAMERA_MSG_ERROR            = 0x001,
+    CAMERA_MSG_SHUTTER          = 0x002,
+    CAMERA_MSG_FOCUS            = 0x004,
+    CAMERA_MSG_ZOOM             = 0x008,
+    CAMERA_MSG_PREVIEW_FRAME    = 0x010,
+    CAMERA_MSG_VIDEO_FRAME      = 0x020,
+    CAMERA_MSG_POSTVIEW_FRAME   = 0x040,
+    CAMERA_MSG_RAW_IMAGE        = 0x080,
+    CAMERA_MSG_COMPRESSED_IMAGE = 0x100,
+    CAMERA_MSG_ALL_MSGS         = 0x1FF
 };
 
 // camera fatal errors