Camera server: add camera cap flags in Information

protos/camera_server/camera_server.proto

@@ -236,6 +236,35 @@ enum CameraFeedback {
 
 // Type to represent a camera information.
 message Information {
+    enum CameraCapFlags {
+      CAMERA_CAP_FLAGS_CAPTURE_VIDEO = 0;  // Camera is able to record video
+      CAMERA_CAP_FLAGS_CAPTURE_IMAGE = 1;  // Camera is able to capture images
+      CAMERA_CAP_FLAGS_HAS_MODES =
+          2;  // Camera has separate Video and Image/Photo modes
+              // (MAV_CMD_SET_CAMERA_MODE)
+      CAMERA_CAP_FLAGS_CAN_CAPTURE_IMAGE_IN_VIDEO_MODE =
+          3;  // Camera can capture images while in video mode
+      CAMERA_CAP_FLAGS_CAN_CAPTURE_VIDEO_IN_IMAGE_MODE =
+          4;  // Camera can capture videos while in Photo/Image mode
+      CAMERA_CAP_FLAGS_HAS_IMAGE_SURVEY_MODE =
+          5;  // Camera has image survey mode (MAV_CMD_SET_CAMERA_MODE)
+      CAMERA_CAP_FLAGS_HAS_BASIC_ZOOM =
+          6;  // Camera has basic zoom control (MAV_CMD_SET_CAMERA_ZOOM)
+      CAMERA_CAP_FLAGS_HAS_BASIC_FOCUS =
+          7;  // Camera has basic focus control (MAV_CMD_SET_CAMERA_FOCUS)
+      CAMERA_CAP_FLAGS_HAS_VIDEO_STREAM =
+          8;  // Camera has video streaming capabilities (request
+              // VIDEO_STREAM_INFORMATION with MAV_CMD_REQUEST_MESSAGE for video
+              // streaming info)
+      CAMERA_CAP_FLAGS_HAS_TRACKING_POINT =
+          9;  // Camera supports tracking of a point on the camera view.
+      CAMERA_CAP_FLAGS_HAS_TRACKING_RECTANGLE =
+          10;  // Camera supports tracking of a selection rectangle on the
+               // camera view.
+      CAMERA_CAP_FLAGS_HAS_TRACKING_GEO_STATUS =
+          11;  // Camera supports tracking geo status
+               // (CAMERA_TRACKING_GEO_STATUS).
+    };
     string vendor_name = 1; // Name of the camera vendor
     string model_name = 2; // Name of the camera model
     string firmware_version = 3; // Camera firmware version in major[.minor[.patch[.dev]]] format
@@ -247,6 +276,7 @@ message Information {
     uint32 lens_id = 9; // Lens ID
     uint32 definition_file_version = 10; // Camera definition file version (iteration)
     string definition_file_uri = 11; // Camera definition URI (http or mavlink ftp)
+    repeated CameraCapFlags camera_cap_flags = 12;  // Camera capability flags
 }
 
 // Type for video stream settings.