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gpio routines added

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Balthasar Reuter
2015-05-19 23:19:42 +02:00
parent 66af06985b
commit c42373cc60
1 changed files with 24 additions and 24 deletions
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48
photobooth.py
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@@ -11,10 +11,10 @@ from time import sleep
import pygame import pygame
# try: try:
# import RPi.GPIO as GPIO import RPi.GPIO as GPIO
# except RuntimeError: except RuntimeError:
# print("Error importing RPi.GPIO! This is probably because you need superuser privileges. You can achieve this by using 'sudo' to run your script") print("Error importing RPi.GPIO! This is probably because you need superuser privileges.")
##################### #####################
### Configuration ### ### Configuration ###
@@ -68,8 +68,8 @@ class Images:
pictures.sort() pictures.sort()
last_picture = pictures[-1] last_picture = pictures[-1]
self.counter = int(last_picture[-(self.count_width+len(self.suffix)):-len(self.suffix)]) self.counter = int(last_picture[-(self.count_width+len(self.suffix)):-len(self.suffix)])
print "Number of last existing file: " + str(self.counter) + "(" + str(len(pictures)) + ")" print("Number of last existing file: " + str(self.counter) + "(" + str(len(pictures)) + ")")
print "Saving as: " + self.basename print("Saving as: " + self.basename)
def get(self, count): def get(self, count):
return self.basename + str(count).zfill(self.count_width) + self.suffix return self.basename + str(count).zfill(self.count_width) + self.suffix
@@ -226,33 +226,33 @@ def handle_keypress(key):
elif key == ord('c'): elif key == ord('c'):
take_picture() take_picture()
# def handle_gpio_event(channel): def handle_gpio_event(channel):
# """Implements the actions taken for a GPIO event""" """Implements the actions taken for a GPIO event"""
# if channel == gpio_trigger_channel: if channel == gpio_trigger_channel:
# GPIO.remove_event_detect(gpio_trigger_channel) GPIO.remove_event_detect(gpio_trigger_channel)
# take_picture() take_picture()
# GPIO.add_event_detect(gpio_trigger_channel, GPIO.RISING, GPIO.add_event_detect(gpio_trigger_channel, GPIO.RISING,
# callback=handle_gpio_event, bouncetime=200) callback=handle_gpio_event, bouncetime=200)
def handle_exception(msg): def handle_exception(msg):
"""Displays an error message and returns""" """Displays an error message and returns"""
display.clear() display.clear()
msg = "Error: " + msg msg = "Error: " + msg
print msg print(msg)
display.show_message(msg) display.show_message(msg)
display.apply() display.apply()
sleep(3) sleep(3)
# def setup_gpio(): def setup_gpio():
# # Display initial information # Display initial information
# print "Your Raspberry Pi is board revision " + str(GPIO.RPI_INFO['P1_REVISION']) print "Your Raspberry Pi is board revision " + str(GPIO.RPI_INFO['P1_REVISION'])
# print "RPi.GPIO version is " + str(GPIO.VERSION) print "RPi.GPIO version is " + str(GPIO.VERSION)
# # Choose BCM numbering system # Choose BCM numbering system
# GPIO.setmode(GPIO.BCM) GPIO.setmode(GPIO.BCM)
# # Setup the trigger channel as input and listen for events # Setup the trigger channel as input and listen for events
# GPIO.setup(gpio_trigger_channel, GPIO.IN, pull_up_down=GPIO.PUD_UP) GPIO.setup(gpio_trigger_channel, GPIO.IN, pull_up_down=GPIO.PUD_UP)
# GPIO.add_event_detect(gpio_trigger_channel, GPIO.RISING, GPIO.add_event_detect(gpio_trigger_channel, GPIO.RISING,
# callback=handle_gpio_event, bouncetime=200) callback=handle_gpio_event, bouncetime=200)
def teardown(exit_code=0): def teardown(exit_code=0):
display.teardown() display.teardown()