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changed ekgplotter osc thread to a process

This commit is contained in:
Stefan Kögl 2014-03-27 08:44:24 +01:00
parent e889b3a88c
commit e865fe53d2
1 changed files with 19 additions and 16 deletions
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33
ekgplotter/ekgplotter/main.py
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@ -31,8 +31,7 @@
#gc.set_debug(gc.DEBUG_LEAK)
from datetime import datetime
import threading
import queue
from queue import Empty
import numpy as np
import string,cgi,time, random, socket
from os import curdir, sep
@ -55,6 +54,8 @@ from pyqtgraph.widgets.PlotWidget import PlotWidget
from chaosc.argparser_groups import *
from chaosc.lib import resolve_host
from multiprocessing import Process, Queue
try:
from chaosc.c_osc_lib import *
except ImportError:
@ -68,9 +69,10 @@ except ImportError as e:
from chaosc.osc_lib import decode_osc
class OSCThread(threading.Thread):
def __init__(self, args):
class OSCThread(Process):
def __init__(self, args, queue):
super(OSCThread, self).__init__()
self.msg_queue = queue
self.args = args
self.running = True
@ -127,20 +129,20 @@ class OSCThread(threading.Thread):
if reads:
osc_input = reads[0].recv(128)
osc_address, typetags, messages = decode_osc(osc_input, 0, len(osc_input))
#print("thread osc_address", osc_address)
print("thread: osc_address", osc_address)
if osc_address.find(b"ekg") > -1 or osc_address.find(b"plot") != -1:
#print("send", osc_address)
msg_queue.put_nowait((osc_address, messages))
self.msg_queue.put_nowait((osc_address, messages))
else:
msg_queue.put_nowait((b"/bjoern/ekg", [0]))
msg_queue.put_nowait((b"/merle/ekg", [0]))
msg_queue.put_nowait((b"/uwe/ekg", [0]))
print("thread: dummy values")
self.msg_queue.put_nowait((b"/bjoern/ekg", [0]))
self.msg_queue.put_nowait((b"/merle/ekg", [0]))
self.msg_queue.put_nowait((b"/uwe/ekg", [0]))
time.sleep(0.01)
self.unsubscribe_me()
print("OSCThread is going down")
msg_queue = queue.Queue()
class Actor(object):
shadowPen = pg.mkPen(255, 255, 255)
brush = pg.mkBrush("w")
@ -333,8 +335,8 @@ class MyHandler(BaseHTTPRequestHandler):
self.end_headers()
self.wfile.write(data)
elif self.path.endswith(".mjpeg"):
self.thread = thread = OSCThread(self.server.args)
thread.daemon = True
msg_queue = Queue()
self.thread = thread = OSCThread(self.server.args, msg_queue)
thread.start()
self.send_response(200)
@ -356,9 +358,10 @@ class MyHandler(BaseHTTPRequestHandler):
while 1:
try:
osc_address, args = msg_queue.get_nowait()
except queue.Empty:
except Empty as e:
print("queue error", e, type(e))
break
print("main: got value", osc_address, args)
plotter.update(osc_address, args[0])
exporter = pg.exporters.ImageExporter.ImageExporter(plotter.plot.plotItem)