Python Classes and Functions

heartrate-__init__.py

"""
HeartRate - Use bluetooth low energy to detect heartrate
"""
import threading
import random
import ble


class HeartRate(threading.Thread):

    def __init__(self, thread_id, name):
        threading.Thread.__init__(self)
        self.threadID = thread_id
        self.name = name

    def run(self):
        global current_heartrate
        dev = ble.discover_device(lambda d: ble.uuids.heart_rate in d.uuids)
        try:
            dev.connect()
        except:
            print("Failed to connect to Heartrate Monitor")
            sys.exit(1)

        dev.heart_rate_service.heart_rate_measurement.notifying=True
        while True:
            current_heartrate = dev.heart_rate_service.heart_rate_measurement.value[1]

main.py

from HeartRate import HeartRate
from VideoPlayer import VideoPlayer

current_heartrate = 0
heartrate_thread = HeartRate(0, 'HeartRateSensor')
vid_player_thread = VideoPlayer(1, 'VideoPlayer', 'file1.mp4')

heartrate_thread.start()
vid_player_thread.start()

videos-__init__.py

"""
VideoPlayer - Display the heartrate over the top of the video
"""
import threading

class VideoPlayer(threading.Thread):

    def __init__(self, thread_id, name):
        threading.Thread.__init__(self)
        self.threadID = thread_id
        self.name = name

    def run(self):
        global current_heartrate
        ## Load the video
        ## Play the Video and display the heartrate over the top