audioData = b""
bytesSent = 0
lastBytesSent = 0
f = wave.open("/home/pi/Documents/wav.wav", "w")
#hardcoded file format
n_channels = 1
sample_width = 2
framerate = 44100
n_frames = 204800
comp_type = "NONE"
comp_name = "not compressed"
params = (n_channels, sample_width, framerate, n_frames, comp_type, comp_name)
f.setparams(params)
x = com.receiveAudio()
timeFlag = time.time()
while byteNumber < fileSize:
#valid data
if x != b"":
timeFlag = time.time()
byteNumber = byteNumber + 1
#valid data
#append to data
audioData = audioData + x
bytesSent = bytesSent + 1
if bytesSent >= lastBytesSent + 1024:
lastBytesSent = lastBytesSent + 1024
print(lastBytesSent)
x = com.receiveAudio()
def main():
# Setup logging
logger = logging.getLogger('control')
logger.setLevel(logging.DEBUG)
filehandler = logging.FileHandler('main.log')
filehandler.setLevel(logging.DEBUG)
console = logging.StreamHandler()
console.setLevel(logging.DEBUG)
formatter = logging.Formatter(
'%(asctime)s - %(name)s - %(levelname)s - %(message)s')
filehandler.setFormatter(formatter)
console.setFormatter(formatter)
logger.addHandler(filehandler)
logger.addHandler(console)
# Connect to xBee
com = Communication(COM_CONNECTION_STRING, 0.1)
logger.debug("Connected to wireless communication transceiver")
#Wait to receive file
logger.debug("Waiting to receive file")
f = wave.open("receivedWavFile.wav", "w")
#hardcoded file format
n_channels = 1
sample_width = 2
framerate = 44100
n_frames = 204800
comp_type = "NONE"
comp_name = "not compressed"
params = (n_channels, sample_width, framerate, n_frames, comp_type,
comp_name)
f.setparams(params)
audioData = b""
x = com.receiveAudio()
#iterate over file size
#100 frames
bytesSent = 0
lastBytesSent = 0
byteNumber = 0
fileSize = n_frames * sample_width * n_channels
timeout = 20
timeFlag = time.time()
while byteNumber < fileSize:
#valid data
if x != b"":
timeFlag = time.time()
byteNumber = byteNumber + 1
#valid data
#append to data
audioData = audioData + x
bytesSent = bytesSent + 1
if bytesSent >= lastBytesSent + 1024:
lastBytesSent = lastBytesSent + 1024
logger.debug(bytesSent)
x = com.receiveAudio()
if (timeFlag + timeout < time.time()):
logger.debug("Timeout")
break
#transmission finished, write to file
f.writeframesraw(audioData)
f.close()
# Program end
logger.debug("Finished program.")
sys.exit(0)
