461 lines
18 KiB
Python
461 lines
18 KiB
Python
#!/usr/bin/python
|
|
# -*- coding: utf-8 -*-
|
|
|
|
# This file is part of sensors2osc package
|
|
#
|
|
# sensors2osc is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# sensors2osc is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with sensors2osc. If not, see <http://www.gnu.org/licenses/>.
|
|
#
|
|
# found the mjpeg part here, thanks for the nice code :)
|
|
# http://hardsoftlucid.wordpress.com/2013/04/11/mjpeg-server-for-webcam-in-python-with-opencv/
|
|
# the osc integration stuff is implemented by me
|
|
#
|
|
# Copyright (C) 2014 Stefan Kögl
|
|
|
|
from __future__ import absolute_import
|
|
|
|
from datetime import datetime
|
|
import threading
|
|
import Queue
|
|
import numpy as np
|
|
import string,cgi,time, random, socket
|
|
from os import curdir, sep
|
|
from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer
|
|
from SocketServer import ThreadingMixIn, ForkingMixIn
|
|
import select
|
|
import re
|
|
|
|
from collections import deque
|
|
|
|
from PyQt4.QtCore import QBuffer, QByteArray, QIODevice
|
|
from PyQt4 import QtGui
|
|
import pyqtgraph as pg
|
|
|
|
from pyqtgraph.widgets.PlotWidget import PlotWidget
|
|
|
|
from chaosc.argparser_groups import *
|
|
|
|
try:
|
|
from chaosc.c_osc_lib import *
|
|
except ImportError:
|
|
from chaosc.osc_lib import *
|
|
|
|
QtGui.QApplication.setGraphicsSystem('opengl')
|
|
|
|
|
|
try:
|
|
from chaosc.c_osc_lib import decode_osc
|
|
except ImportError as e:
|
|
print(e)
|
|
from chaosc.osc_lib import decode_osc
|
|
|
|
QAPP = QtGui.QApplication([])
|
|
|
|
|
|
class PlotWindow(PlotWidget):
|
|
def __init__(self, title=None, **kargs):
|
|
self.win = QtGui.QMainWindow()
|
|
PlotWidget.__init__(self, **kargs)
|
|
self.win.setCentralWidget(self)
|
|
for m in ['resize']:
|
|
setattr(self, m, getattr(self.win, m))
|
|
if title is not None:
|
|
self.win.setWindowTitle(title)
|
|
|
|
|
|
class OSCThread(threading.Thread):
|
|
def __init__(self, args):
|
|
super(OSCThread, self).__init__()
|
|
self.args = args
|
|
self.running = True
|
|
self.own_address = socket.getaddrinfo(args.own_host, args.own_port, socket.AF_INET6, socket.SOCK_DGRAM, 0, socket.AI_V4MAPPED | socket.AI_ALL | socket.AI_CANONNAME)[-1][4][:2]
|
|
|
|
self.chaosc_address = chaosc_host, chaosc_port = socket.getaddrinfo(args.chaosc_host, args.chaosc_port, socket.AF_INET6, socket.SOCK_DGRAM, 0, socket.AI_V4MAPPED | socket.AI_ALL | socket.AI_CANONNAME)[-1][4][:2]
|
|
|
|
self.osc_sock = socket.socket(2, 2, 17)
|
|
self.osc_sock.bind(self.own_address)
|
|
self.osc_sock.setblocking(0)
|
|
|
|
print "%s: starting up osc receiver on '%s:%d'" % (
|
|
datetime.now().strftime("%x %X"), self.own_address[0], self.own_address[1])
|
|
|
|
self.subscribe_me()
|
|
|
|
def subscribe_me(self):
|
|
"""Use this procedure for a quick'n dirty subscription to your chaosc instance.
|
|
|
|
:param chaosc_address: (chaosc_host, chaosc_port)
|
|
:type chaosc_address: tuple
|
|
|
|
:param receiver_address: (host, port)
|
|
:type receiver_address: tuple
|
|
|
|
:param token: token to get authorized for subscription
|
|
:type token: str
|
|
"""
|
|
print "%s: subscribing to '%s:%d' with label %r" % (datetime.now().strftime("%x %X"), self.chaosc_address[0], self.chaosc_address[1], self.args.subscriber_label)
|
|
msg = OSCMessage("/subscribe")
|
|
msg.appendTypedArg(self.own_address[0], "s")
|
|
msg.appendTypedArg(self.own_address[1], "i")
|
|
msg.appendTypedArg(self.args.authenticate, "s")
|
|
if self.args.subscriber_label is not None:
|
|
msg.appendTypedArg(self.args.subscriber_label, "s")
|
|
self.osc_sock.sendto(msg.encode_osc(), self.chaosc_address)
|
|
|
|
|
|
def unsubscribe_me(self):
|
|
if self.args.keep_subscribed:
|
|
return
|
|
|
|
print "%s: unsubscribing from '%s:%d'" % (datetime.now().strftime("%x %X"), self.chaosc_address[0], self.chaosc_address[1])
|
|
msg = OSCMessage("/unsubscribe")
|
|
msg.appendTypedArg(self.own_address[0], "s")
|
|
msg.appendTypedArg(self.own_address[1], "i")
|
|
msg.appendTypedArg(self.args.authenticate, "s")
|
|
self.osc_sock.sendto(msg.encode_osc(), self.chaosc_address)
|
|
|
|
def run(self):
|
|
|
|
while self.running:
|
|
reads, writes, errs = select.select([self.osc_sock], [], [], 0.05)
|
|
if reads:
|
|
osc_input = reads[0].recv(4096)
|
|
osc_address, typetags, messages = decode_osc(osc_input, 0, len(osc_input))
|
|
if osc_address.find("ekg") > -1 or osc_address.find("plot") != -1:
|
|
queue.put_nowait((osc_address, messages))
|
|
else:
|
|
queue.put_nowait(("/bjoern/ekg", [0]))
|
|
queue.put_nowait(("/merle/ekg", [0]))
|
|
queue.put_nowait(("/uwe/ekg", [0]))
|
|
self.unsubscribe_me()
|
|
print "OSCThread is going down"
|
|
|
|
|
|
queue = Queue.Queue()
|
|
|
|
class MyHandler(BaseHTTPRequestHandler):
|
|
|
|
def __del__(self):
|
|
self.thread.running = False
|
|
self.thread.join()
|
|
|
|
def do_GET(self):
|
|
print "get"
|
|
|
|
self.thread = thread = OSCThread(self.server.args)
|
|
thread.daemon = True
|
|
thread.start()
|
|
|
|
actors = list()
|
|
is_item1 = True
|
|
is_item2 = True
|
|
is_item3 = True
|
|
|
|
def setPositions():
|
|
for ix, item in enumerate(actors):
|
|
item.setPos(0, ix*6)
|
|
|
|
|
|
def scale_data(data, ix, max_items):
|
|
scale = 254 / max_items * ix
|
|
return [value / max_items + scale for value in data]
|
|
|
|
|
|
def set_point(plotPoint, pos, value, ix, max_items):
|
|
scale = 254 / max_items * ix
|
|
y = 6 * ix + value / max_items + scale
|
|
plotPoint.setData(x = [pos], y = [y])
|
|
|
|
|
|
def find_max_value(item_data):
|
|
max_index = -1
|
|
for ix, i in enumerate(item_data):
|
|
if i > 250:
|
|
return ix, i
|
|
return None, None
|
|
|
|
|
|
def rearrange(item_data, actual_pos, max_items):
|
|
max_value_index, max_value = find_max_value(item_data)
|
|
if max_value_index is None:
|
|
return actual_pos
|
|
mean = int(max_items / 2.)
|
|
start = mean - max_value_index
|
|
if start != 0:
|
|
item_data.rotate(start)
|
|
pos = (actual_pos + start) % max_items
|
|
else:
|
|
pos = actual_pos
|
|
print "rearrange", mean, start, actual_pos, pos, item_data
|
|
return pos
|
|
|
|
|
|
def set_value(item_data, pos, max_pos, value):
|
|
print "setValue before", pos, None, max_pos, value, item_data, len(item_data)
|
|
item_data[pos] = value
|
|
new_pos = (pos + 1) % max_pos
|
|
print "setValue after ", pos, new_pos, max_pos, value, item_data, len(item_data)
|
|
return new_pos
|
|
|
|
def resize(item_data, max_length, new_max_length, pos):
|
|
print "resize", max_length, new_max_length
|
|
if new_max_length < 15:
|
|
return max_length, pos
|
|
|
|
if new_max_length > max_length:
|
|
pad = (new_max_length - max_length)
|
|
print "pad", pad
|
|
for i in range(pad):
|
|
if i % 2 == 0:
|
|
item_data.append(0)
|
|
else:
|
|
item_data.appendleft(0)
|
|
pos += 1
|
|
return new_max_length, pos
|
|
elif new_max_length < max_length:
|
|
pad = (max_length - new_max_length)
|
|
for i in range(pad):
|
|
if i % 2 == 0:
|
|
item_data.pop()
|
|
if pos >= new_max_length:
|
|
pos = 0
|
|
else:
|
|
item_data.popleft()
|
|
if pos > 0:
|
|
pos -= 1
|
|
return new_max_length, pos
|
|
return max_length, pos
|
|
|
|
try:
|
|
self.path=re.sub('[^.a-zA-Z0-9]', "",str(self.path))
|
|
if self.path=="" or self.path==None or self.path[:1]==".":
|
|
return
|
|
|
|
if self.path.endswith(".html"):
|
|
f = open(curdir + sep + self.path)
|
|
self.send_response(200)
|
|
self.send_header('Content-type', 'text/html')
|
|
self.end_headers()
|
|
self.wfile.write(f.read())
|
|
f.close()
|
|
elif self.path.endswith(".mjpeg"):
|
|
data_points = 21
|
|
|
|
self.send_response(200)
|
|
pos1 = 0
|
|
pos2 = 0
|
|
pos3 = 0
|
|
|
|
lengths1 = [0]
|
|
|
|
data1_max_value = 0
|
|
data2_max_value = 0
|
|
data3_max_value = 0
|
|
|
|
data1_distance = data_points
|
|
data2_distance = data_points
|
|
data3_distance = data_points
|
|
|
|
plot_data1 = deque([0] * data_points)
|
|
plot_data2 = deque([0] * data_points)
|
|
plot_data3 = deque([0] * data_points)
|
|
plt = PlotWidget(title="<h1>EKG</h1>")
|
|
plt.hide()
|
|
plotItem1 = pg.PlotCurveItem(pen=pg.mkPen('r', width=2), width=2, name="bjoern")
|
|
plotItem2 = pg.PlotCurveItem(pen=pg.mkPen('g', width=2), width=2, name="merle")
|
|
plotItem3 = pg.PlotCurveItem(pen=pg.mkPen('b', width=2), width=2, name="uwe")
|
|
shadowPen = pg.mkPen("w", width=10)
|
|
plotItem1.setShadowPen(pen=shadowPen, width=6, cosmetic=True)
|
|
plotItem2.setShadowPen(pen=shadowPen, width=6, cosmetic=True)
|
|
plotItem3.setShadowPen(pen=shadowPen, width=6, cosmetic=True)
|
|
pen = pg.mkPen("w", size=1)
|
|
brush = pg.mkBrush("w")
|
|
plotPoint1 = pg.ScatterPlotItem(pen=pen, brush=brush, size=10)
|
|
plotPoint2 = pg.ScatterPlotItem(pen=pen, brush=brush, size=10)
|
|
plotPoint3 = pg.ScatterPlotItem(pen=pen, brush=brush, size=10)
|
|
actors.append(plotItem1)
|
|
actors.append(plotItem2)
|
|
actors.append(plotItem3)
|
|
plotItem1.setPos(0, 0*6)
|
|
plotItem2.setPos(0, 1*6)
|
|
plotItem3.setPos(0, 2*6)
|
|
plt.addItem(plotItem1)
|
|
plt.addItem(plotItem2)
|
|
plt.addItem(plotItem3)
|
|
plt.addItem(plotPoint1)
|
|
plt.addItem(plotPoint2)
|
|
plt.addItem(plotPoint3)
|
|
|
|
plt.setLabel('left', "<h2>Amplitude</h2>")
|
|
plt.setLabel('bottom', "<h2><sup>Time</sup></h2>")
|
|
plt.showGrid(True, True)
|
|
ba = plt.getAxis("bottom")
|
|
bl = plt.getAxis("left")
|
|
ba.setTicks([])
|
|
bl.setTicks([])
|
|
ba.setWidth(0)
|
|
ba.setHeight(0)
|
|
bl.setWidth(0)
|
|
bl.setHeight(0)
|
|
plt.setYRange(0, 254)
|
|
|
|
self.wfile.write("Content-Type: multipart/x-mixed-replace; boundary=--aaboundary")
|
|
self.wfile.write("\r\n\r\n")
|
|
|
|
|
|
plt.resize(1280, 720)
|
|
|
|
while 1:
|
|
while 1:
|
|
try:
|
|
osc_address, args = queue.get_nowait()
|
|
except Queue.Empty:
|
|
break
|
|
max_items = len(actors)
|
|
value = args[0]
|
|
|
|
if osc_address == "/bjoern/ekg":
|
|
if value > 250:
|
|
data_points, pos1 = resize(plot_data1, len(plot_data1), lengths1[-1], pos1)
|
|
foo, pos2 = resize(plot_data2, len(plot_data2), lengths1[-1], pos2)
|
|
foo, pos3 = resize(plot_data3, len(plot_data3), lengths1[-1], pos3)
|
|
print "length1", lengths1
|
|
lengths1.append(0)
|
|
else:
|
|
lengths1[-1] += 1
|
|
|
|
ix = actors.index(plotItem1)
|
|
|
|
pos1 = rearrange(plot_data1, pos1, data_points)
|
|
set_point(plotPoint1, pos1, value, ix, max_items)
|
|
pos1 = set_value(plot_data1, pos1, data_points, value)
|
|
try:
|
|
plotItem1.setData(y=np.array(scale_data(plot_data1, ix, max_items)), clear=True)
|
|
except ValueError:
|
|
pass
|
|
|
|
elif osc_address == "/merle/ekg":
|
|
ix = actors.index(plotItem2)
|
|
|
|
pos2 = rearrange(plot_data2, pos2, data_points)
|
|
set_point(plotPoint2, pos2, value, ix, max_items)
|
|
pos2 = set_value(plot_data2, pos2, data_points, value)
|
|
try:
|
|
plotItem2.setData(y=np.array(scale_data(plot_data2, ix, max_items)), clear=True)
|
|
except ValueError:
|
|
pass
|
|
elif osc_address == "/uwe/ekg":
|
|
ix = actors.index(plotItem3)
|
|
pos3 = rearrange(plot_data3, pos3, data_points)
|
|
set_point(plotPoint3, pos3, value, ix, max_items)
|
|
pos3 = set_value(plot_data3, pos3, data_points, value)
|
|
try:
|
|
plotItem3.setData(y=np.array(scale_data(plot_data3, ix, max_items)), clear=True)
|
|
except ValueError:
|
|
pass
|
|
elif osc_address == "/plot/uwe":
|
|
if value == 1 and is_item3 == False:
|
|
print "uwe on"
|
|
plt.addItem(plotItem3)
|
|
is_item3 = True
|
|
actors.append(plotItem3)
|
|
setPositions()
|
|
elif value == 0 and is_item3 == True:
|
|
print "uwe off"
|
|
plt.removeItem(plotItem3)
|
|
is_item3 = False
|
|
actors.remove(plotItem3)
|
|
setPositions()
|
|
elif osc_address == "/plot/merle":
|
|
if value == 1 and is_item2 == False:
|
|
print "merle on"
|
|
plt.addItem(plotItem2)
|
|
is_item2 = True
|
|
actors.append(plotItem2)
|
|
setPositions()
|
|
elif value == 0 and is_item2 == True:
|
|
print "merle off"
|
|
plt.removeItem(plotItem2)
|
|
is_item2 = False
|
|
actors.remove(plotItem2)
|
|
setPositions()
|
|
elif osc_address == "/plot/bjoern":
|
|
if value == 1 and is_item1 == False:
|
|
print "bjoern on"
|
|
plt.addItem(plotItem1)
|
|
is_item1 = True
|
|
actors.append(plotItem1)
|
|
setPositions()
|
|
elif value == 0 and is_item1 == True:
|
|
print "bjoern off"
|
|
plt.removeItem(plotItem1)
|
|
is_item1 = False
|
|
actors.remove(plotItem1)
|
|
setPositions()
|
|
|
|
exporter = pg.exporters.ImageExporter.ImageExporter(plt.plotItem)
|
|
img = exporter.export("tmpfile", True)
|
|
buffer = QBuffer()
|
|
buffer.open(QIODevice.WriteOnly)
|
|
img.save(buffer, "JPG", 100)
|
|
JpegData = buffer.data()
|
|
del buffer
|
|
self.wfile.write("--aaboundary\r\nContent-Type: image/jpeg\r\nContent-length: %d\r\n\r\n%s\r\n\r\n\r\n" % (len(JpegData), JpegData))
|
|
|
|
elif self.path.endswith(".jpeg"):
|
|
f = open(curdir + sep + self.path)
|
|
self.send_response(200)
|
|
self.send_header('Content-type','image/jpeg')
|
|
self.end_headers()
|
|
self.wfile.write(f.read())
|
|
f.close()
|
|
return
|
|
except (KeyboardInterrupt, SystemError):
|
|
thread.running = False
|
|
thread.join()
|
|
except IOError:
|
|
self.send_error(404,'File Not Found: %s' % self.path)
|
|
|
|
|
|
class JustAHTTPServer(HTTPServer):
|
|
pass
|
|
|
|
|
|
def main():
|
|
a = create_arg_parser("ekgplotter")
|
|
own_group = add_main_group(a)
|
|
own_group.add_argument('-x', "--http_host", default="0.0.0.0",
|
|
help='my host, defaults to "socket.gethostname()"')
|
|
own_group.add_argument('-X', "--http_port", default=9000,
|
|
type=int, help='my port, defaults to 9000')
|
|
add_chaosc_group(a)
|
|
add_subscriber_group(a, "ekgplotter")
|
|
args = finalize_arg_parser(a)
|
|
|
|
try:
|
|
host, port = socket.getaddrinfo(args.http_host, args.http_port, socket.AF_INET6, socket.SOCK_DGRAM, 0, socket.AI_V4MAPPED | socket.AI_ALL | socket.AI_CANONNAME)[-1][4][:2]
|
|
|
|
server = JustAHTTPServer(("0.0.0.0", 9000), MyHandler)
|
|
server.args = args
|
|
print "%s: starting up http server on '%s:%d'" % (
|
|
datetime.now().strftime("%x %X"), host, port)
|
|
server.serve_forever()
|
|
except KeyboardInterrupt:
|
|
print '^C received, shutting down server'
|
|
server.socket.close()
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|
|
|