tellopy.examples.keyboard_and_video Namespace Reference

Classes
class	FlightDataDisplay

Functions
def	flight_data_mode (drone, args)
def	flight_data_recording (args)
def	flightDataHandler (event, sender, data)
def	handleFileReceived (event, sender, data)
def	main ()
def	palm_land (drone, speed)
def	status_print (text)
def	take_picture (drone, speed)
def	toggle_recording (drone, speed)
def	toggle_zoom (drone, speed)
def	update_hud (hud, drone, flight_data)
def	videoFrameHandler (event, sender, data)

Variables
dictionary	controls
string	date_fmt = '%Y-%m-%d_%H%M%S'
	font = None
list	hud
	prev_flight_data = None
	video_player = None
	video_recorder = None
	wid = None

Detailed Description

tellopy sample using keyboard and video player

Requires mplayer to record/save video.


Controls:
- tab to lift off
- WASD to move the drone
- space/shift to ascend/descent slowly
- Q/E to yaw slowly
- arrow keys to ascend, descend, or yaw quickly
- backspace to land, or P to palm-land
- enter to take a picture
- R to start recording video, R again to stop recording
  (video and photos will be saved to a timestamped file in ~/Pictures/)
- Z to toggle camera zoom state
  (zoomed-in widescreen or high FOV 4:3)

Function Documentation

def tellopy.examples.keyboard_and_video.flight_data_mode	(		drone,
			args
	)

Definition at line 141 of file keyboard_and_video.py.

def tellopy.examples.keyboard_and_video.flight_data_recording

(

args

)

Definition at line 144 of file keyboard_and_video.py.

def tellopy.examples.keyboard_and_video.flightDataHandler	(		event,
			sender,
			data
	)

Definition at line 177 of file keyboard_and_video.py.

def tellopy.examples.keyboard_and_video.handleFileReceived	(		event,
			sender,
			data
	)

Definition at line 206 of file keyboard_and_video.py.

def tellopy.examples.keyboard_and_video.main

(

)

Definition at line 216 of file keyboard_and_video.py.

def tellopy.examples.keyboard_and_video.palm_land	(		drone,
			speed
	)

Definition at line 74 of file keyboard_and_video.py.

def tellopy.examples.keyboard_and_video.status_print

(

text

)

Definition at line 165 of file keyboard_and_video.py.

def tellopy.examples.keyboard_and_video.take_picture	(		drone,
			speed
	)

Definition at line 69 of file keyboard_and_video.py.

def tellopy.examples.keyboard_and_video.toggle_recording	(		drone,
			speed
	)

Definition at line 43 of file keyboard_and_video.py.

def tellopy.examples.keyboard_and_video.toggle_zoom	(		drone,
			speed
	)

Definition at line 79 of file keyboard_and_video.py.

def tellopy.examples.keyboard_and_video.update_hud	(		hud,
			drone,
			flight_data
	)

Definition at line 147 of file keyboard_and_video.py.

def tellopy.examples.keyboard_and_video.videoFrameHandler	(		event,
			sender,
			data
	)

Definition at line 184 of file keyboard_and_video.py.

Variable Documentation

dictionary tellopy.examples.keyboard_and_video.controls

Initial value:

= {
    'w': 'forward',
    's': 'backward',
    'a': 'left',
    'd': 'right',
    'space': 'up',
    'left shift': 'down',
    'right shift': 'down',
    'q': 'counter_clockwise',
    'e': 'clockwise',
    # arrow keys for fast turns and altitude adjustments
    'left': lambda drone, speed: drone.counter_clockwise(speed*2),
    'right': lambda drone, speed: drone.clockwise(speed*2),
    'up': lambda drone, speed: drone.up(speed*2),
    'down': lambda drone, speed: drone.down(speed*2),
    'tab': lambda drone, speed: drone.takeoff(),
    'backspace': lambda drone, speed: drone.land(),
    'p': palm_land,
    'r': toggle_recording,
    'z': toggle_zoom,
    'enter': take_picture,
    'return': take_picture,
}

Definition at line 93 of file keyboard_and_video.py.

string tellopy.examples.keyboard_and_video.date_fmt = '%Y-%m-%d_%H%M%S'

Definition at line 41 of file keyboard_and_video.py.

tellopy.examples.keyboard_and_video.font = None

Definition at line 39 of file keyboard_and_video.py.

list tellopy.examples.keyboard_and_video.hud

Initial value:

= [
    FlightDataDisplay('height', 'ALT %3d'),
    FlightDataDisplay('ground_speed', 'SPD %3d'),
    FlightDataDisplay('battery_percentage', 'BAT %3d%%'),
    FlightDataDisplay('wifi_strength', 'NET %3d%%'),
    FlightDataDisplay(None, 'CAM %s', update=flight_data_mode),
    FlightDataDisplay(None, '%s', colour=(255, 0, 0), update=flight_data_recording),
]

Definition at line 168 of file keyboard_and_video.py.

tellopy.examples.keyboard_and_video.prev_flight_data = None

Definition at line 36 of file keyboard_and_video.py.

tellopy.examples.keyboard_and_video.video_player = None

Definition at line 37 of file keyboard_and_video.py.

tellopy.examples.keyboard_and_video.video_recorder = None

Definition at line 38 of file keyboard_and_video.py.

tellopy.examples.keyboard_and_video.wid = None

Definition at line 40 of file keyboard_and_video.py.