| import logging | import logging |
| logging.basicConfig(level=logging.DEBUG, | logging.basicConfig(level=logging.DEBUG, |
| format='%(asctime)s\t%(levelname)s\t%(message)s') | format='%(asctime)s\t%(levelname)s\t%(message)s') |
| import snd | import snd |
| import time | import time |
| from datetime import date | from datetime import date |
| import threading | import threading |
| from pydispatch import dispatcher | from pydispatch import dispatcher |
| import wave | import wave |
| import serial | import serial |
| #python -m serial.tools.miniterm -p COM20 -e -b 115200 --cr | #python -m serial.tools.miniterm -p COM20 -e -b 115200 --cr |
| import psycopg2 | import psycopg2 |
| import csv | import csv |
| import sys,os | import sys |
| import os | |
| sys.path.insert(0, os.path.join(os.path.dirname(__file__) or '.', 'pynma')) | sys.path.insert(0, os.path.join(os.path.dirname(__file__) or '.', 'pynma')) |
| import pynma | import pynma |
| filename = "demo.wav" | filename = "demo.wav" |
| last_call = (None, None, None) | |
| MIN_LENGTH = 90000 | MIN_LENGTH = 90000 |
| lock = threading.RLock() | |
| def worker(filename, length): | def get_call(): |
| global lock | |
| with lock: | |
| ser.write("GLG\r") | |
| line = ser.readline() # read a '\n' terminated line | |
| print line | |
| reader = csv.reader([line]) | |
| for row in reader: | |
| #GLG,40078,NFM,0,0,CanberraBlackMnt,AustralianCapita,SES Ops 1,1,0 | |
| #,NONE,NONE,NONE | |
| if (row[0] != 'GLG' or row[1] == ''): | |
| print "uh oh" | |
| return (None, None, None) | |
| if (row[1] != ''): | |
| tgid = row[1] | |
| #nma.push("scannr", "ping", filename, "http://www.google.com") | |
| tgname = row[7] | |
| sitename = row[5] | |
| return (tgid, tgname, sitename) | |
| def log_recording(tgid, tgname, sitename, filename, length): | |
| cur = conn.cursor() | |
| cur.execute("INSERT INTO recordings \ | |
| (tgid, tgname, sitename, filename, length)\ | |
| VALUES (%s, %s, %s, %s, %s)", ( tgid, tgname, sitename, filename, length)) | |
| conn.commit() | |
| cur.close() | |
| def tgid_worker(): | |
| global last_call | |
| last_call = get_call() | |
| def save_worker(filename, length): | |
| global last_call | |
| """thread worker function | """thread worker function |
| http://www.doughellmann.com/PyMOTW/threading/ | http://www.doughellmann.com/PyMOTW/threading/ |
| https://github.com/uskr/pynma | https://github.com/uskr/pynma |
| ffmpeg -i 2012-09-29-1348911268.34-demo.wav -ar 8000 -ab 4.75k test.3gp | ffmpeg -i 2012-09-29-1348911268.34-demo.wav -ar 8000 -ab 4.75k test.3gp |
| http://stackoverflow.com/questions/2559746/getting-error-while-converting-wav-to-amr-using-ffmpeg | http://stackoverflow.com/questions/2559746/getting-error-while-converting- |
| wav-to-amr-using-ffmpeg | |
| """ | """ |
| print 'Worker for '+filename | print 'Worker for ' + filename |
| ser.write("GLG\r") | (oldtgid, oldtgname, oldsitename) = last_call |
| line = ser.readline() # read a '\n' terminated line | (tgid, tgname, sitename) = get_call() |
| print line | if oldtgid == tgid: |
| reader = csv.reader([line]) | if tgid is None or tgid == '': |
| for row in reader: | print filename + " has no TGID" |
| #GLG,40078,NFM,0,0,CanberraBlackMnt,AustralianCapita,SES Ops 1,1,0,NONE,NONE,NONE | |
| if (row[0] != 'GLG'): | |
| print "uh oh" | |
| if (row[1] != ''): | |
| tgid = row[1] | |
| #nma.push("scannr", "ping", filename, "http://www.google.com") | |
| tgname = row[7] | |
| sitename = row[5] | |
| """http://initd.org/psycopg/docs/usage.html""" | |
| cur = conn.cursor() | |
| cur.execute("INSERT INTO recordings (filename,tgid,tgname,sitename,length) VALUES (%s, %s,%s, %s, %s)",(filename,tgid,tgname,sitename, length)) | |
| conn.commit() | |
| cur.close() | |
| else: | else: |
| print filename+" has no TGID" | log_recording(tgid, tgname, sitename, filename, length) |
| else: | |
| if tgid is None or tgid == '': | |
| print filename + " has no TGID" | |
| else: | |
| log_recording(tgid, tgname, sitename, filename, length) | |
| if oldtgid is None or oldtgid == '': | |
| print filename + " has no old TGID" | |
| else: | |
| log_recording(oldtgid, oldtgname, oldsitename, filename, length) | |
| return | |
| return | |
| def filenameMaker(): | def filenameMaker(): |
| global filename | global filename |
| filename = date.today().isoformat()+'-'+str(time.time())+'-demo.wav' | filename = date.today().isoformat() + '-' + str(time.time()) + '-demo.wav' |
| def record_to_async_file(): | |
| "Records from the microphone and outputs the resulting data to `path`" | def do_record(): |
| #global filename | |
| sample_width, data = snd.record() | sample_width, data = snd.record() |
| print str(len(data)) | thr = threading.Thread(target=record_to_async_file, args=(sample_width, data, filename)) |
| thr.start() | |
| def record_to_async_file(sample_width, data, filename): | |
| "Records from the microphone and outputs the resulting data to `filename`" | |
| print "Recording complete" | |
| if len(data) > MIN_LENGTH: | if len(data) > MIN_LENGTH: |
| data = snd.pack('<' + ('h'*len(data)), *data) | print "Recording being saved..." |
| path = "./data/"+filename | dispatcher.send(signal='FILE_CREATED', sender=filename, filename=filename, length=len(data)) |
| dispatcher.send( signal='FILE_CREATED', sender=filename, filename=filename, length=len(data)) | print str(len(data)) |
| data = snd.pack('<' + ('h' * len(data)), *data) | |
| path = "./data/" + filename | |
| wf = wave.open(path, 'wb') | wf = wave.open(path, 'wb') |
| wf.setnchannels(1) | wf.setnchannels(2) |
| wf.setsampwidth(sample_width) | wf.setsampwidth(sample_width) |
| wf.setframerate(snd.RATE) | wf.setframerate(snd.RATE) |
| wf.writeframes(data) | wf.writeframes(data) |
| wf.close() | wf.close() |
| del wf | del wf |
| print("done - result "+str(len(data))+" frames written to "+path) | print("done - result " + str(len(data)) + " frames written to " + path) |
| del data | del data |
| dispatcher.connect( filenameMaker, signal='SND_STARTED', sender=dispatcher.Any ) | dispatcher.connect(filenameMaker, signal='SND_STARTED', sender=dispatcher.Any) |
| dispatcher.connect( worker, signal='FILE_CREATED', sender=dispatcher.Any ) | dispatcher.connect(tgid_worker, signal='SND_STARTED', sender=dispatcher.Any) |
| dispatcher.connect(save_worker, signal='FILE_CREATED', sender=dispatcher.Any) | |
| print "Opening serial port..." | print "Opening serial port..." |
| if sys.platform.startswith('darwin'): | if sys.platform.startswith('darwin'): |
| ser = serial.Serial('/dev/tty.usbserial-FTB3VL83', 112500, timeout=1) | ser = serial.Serial('/dev/tty.usbserial-FTB3VL83', 112500, timeout=1) |
| elif sys.platform.startswith('win32'): | elif sys.platform.startswith('win32'): |
| ser = serial.Serial('COM20', 112500, timeout=1) | ser = serial.Serial('COM20', 112500, timeout=1) |
| print "Loading notifymyandroid..." | print "Loading notifymyandroid..." |
| nma = pynma.PyNMA( "a6f50f76119eda33befe4325b4b9e1dd25eef7bad2868e4f") | nma = pynma.PyNMA("a6f50f76119eda33befe4325b4b9e1dd25eef7bad2868e4f") |
| print "Connecting database..." | print "Connecting database..." |
| conn = psycopg2.connect("dbname=scannr user=postgres password=snmc") | conn = psycopg2.connect("dbname=scannr user=postgres password=snmc") |
| print "Scannr started." | print "Scannr started." |
| while True: | while True: |
| print "ready to record again" | print "ready to record again" |
| record_to_async_file() | do_record() |
| ser.close() | ser.close() |