示例#1
0
def test_frontcam(image):
    """ process the frontcam image """
    # print("image is subscribed")
    if not SCHEDULER.is_frontcam_enable():
        return

    if not SCHEDULER.is_frontcam_occupied():

        state = SCHEDULER.get_state()

        if state == "traffic_light":
            signal = is_light_green(image)
            rospy.logdebug("[PROC] is_light_green: {}".format(signal))
            if signal:
                SCHEDULER.set_state("to_intersection")
                TURTLE.enable()
                TURTLE.set_speed("fast")
                TURTLE.set_speed_smooth("normal")

        elif state == "to_intersection":
            signal = check_left_right_sign(image)
            rospy.logdebug("[PROC] left or right: {}".format(signal))
            if signal == "right":
                SCHEDULER.set_state("intersection_right")
            elif signal == "left":
                SCHEDULER.set_state("intersection_left")
        if SCHEDULER.debug_option["show_center_slope"]:
            SCHEDULER.check_time("frontcam", min=0.5)
        info = EYE.see_front(image)
        if info is None:
            return

        # rospy.logdebug("[PROC] test_frontcam: state {}  {}".format(
        #     info["state"], info["horizon_position"]))
        # if (info["horizon_position"] < 150):
        #     TURTLE.set_speed("fast")
        #     TURTLE.set_speed_smooth("normal")

        # if (info["state"] == "turning") and (info["turning_to"] is not "None"):
        #     rospy.logdebug(
        #         "[PROC] turn off for 1.5s")
        #     rospy.Timer(rospy.Duration(1.5),
        #                 SCHEDULER.release_frontcam_occupied, oneshot=True)
        # else:
        rospy.Timer(rospy.Duration(0.1),
                    SCHEDULER.release_frontcam_occupied,
                    oneshot=True)
示例#2
0
def view_frontcam(image):
    """ process the frontcam """
    # rospy.loginfo("[VIEW] frontcam image received.")
    if not SCHEDULER.is_frontcam_occupied():
        if SCHEDULER.debug_option["show_center_slope"]:
            SCHEDULER.check_time("frontcam", min=0.4)
        info = EYE.see_front(image)
        if info is None:
            return
        # rospy.logdebug("info: {:s}".format(str(info)))
        if info["center"] is "-1000" or info["center"] is "1000" or info[
                "center"] is "0":
            pass
        else:
            EYE.reset_state()
        rospy.Timer(rospy.Duration(0.1),
                    SCHEDULER.release_frontcam_occupied,
                    oneshot=True)