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PYTHON PICAMERA
Introducing the camera boardand Python module
WHO'S THIS GUY?
Ben NuttallDevelopment & OutreachRaspberry Pi Education Team
@[email protected]/bennuttall
CONNECT THE CAMERA
COMMAND LINE
RASPI CONFIG
$ sudo raspiconfig
ENABLE CAMERA
ENABLE CAMERA
REBOOT
COMMAND LINE
$ ls
COMMAND LINE
$ raspistill o image1.jpg
COMMAND LINE
$ ls
BOOT TO DESKTOP
$ startx
OPEN FILE MANAGER
OPEN LXTERMINAL
OPEN IDLE AS ROOT USER
$ sudo idle3 &
FILE > NEW WINDOW
SAVE WITH Ctrl + S
TAKE A PICTURE WITH PYTHONfrom picamera import PiCamera
from time import sleep
with PiCamera() as camera:
camera.start_preview()
sleep(3)
camera.capture('/home/pi/image2.jpg')
camera.stop_preview()
SAVE & RUN
Ctrl + S
F5
ADD A GPIO BUTTON
ADD GPIO TO CODEfrom picamera import PiCamera
from time import sleep
import RPi.GPIO as GPIO
GPIO.setmode(GPIO.BCM)
GPIO.setup(17, GPIO.IN, GPIO.PUD_UP)
with PiCamera() as camera:
camera.start_preview()
GPIO.wait_for_edge(17, GPIO.FALLING)
sleep(3)
camera.capture('/home/pi/image2.jpg')
camera.stop_preview()
ADD A LOOP
with PiCamera() as camera:
camera.start_preview()
GPIO.wait_for_edge(17, GPIO.FALLING)
for i in range(5):
sleep(3)
camera.capture('/home/pi/image%s.jpg' % i)
camera.stop_preview()
WHAT'S THE DIFFERENCE?
GPIO.wait_for_edge(17, GPIO.FALLING)
for i in range(5):
sleep(3)
camera.capture('/home/pi/image%s.jpg' % i)
for i in range(5):
GPIO.wait_for_edge(17, GPIO.FALLING)
camera.capture('/home/pi/image%s.jpg' % i)
sleep(3)
WHAT CAN YOU DO?
WHAT CAN YOU DO?