From 2effe315a71a209151f73552b8ecc8279a7bb800 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Stefan=20K=C3=B6gl?= Date: Wed, 23 Apr 2014 16:31:19 +0200 Subject: [PATCH] implemented dump_grabber --- dump_grabber/dump_grabber/main.py | 273 ++++++++++++++++++++++++++++-- 1 file changed, 261 insertions(+), 12 deletions(-) diff --git a/dump_grabber/dump_grabber/main.py b/dump_grabber/dump_grabber/main.py index 4c6ab8b..f0186ca 100644 --- a/dump_grabber/dump_grabber/main.py +++ b/dump_grabber/dump_grabber/main.py @@ -6,12 +6,40 @@ import sys, os, random from PyQt4 import QtCore, QtGui - +from PyQt4.QtCore import QBuffer, QByteArray, QIODevice from dump_grabber_ui import Ui_MainWindow from PyKDE4.kdecore import ki18n, KCmdLineArgs, KAboutData from PyKDE4.kdeui import KMainWindow, KApplication +from datetime import datetime +import threading +import Queue +import traceback +import numpy as np +import string +import time +import random +import socket +import os.path +from os import curdir, sep +from BaseHTTPServer import BaseHTTPRequestHandler, HTTPServer +from SocketServer import ThreadingMixIn, ForkingMixIn +import select +import re + +from collections import deque + +from chaosc.argparser_groups import * +from chaosc.lib import resolve_host + +try: + from chaosc.c_osc_lib import OSCMessage, decode_osc +except ImportError as e: + print(e) + from chaosc.osc_lib import OSCMessage, decode_osc + + appName = "dump_grabber" catalog = "dump_grabber" programName = ki18n("dump_grabber") @@ -23,7 +51,7 @@ KCmdLineArgs.init (sys.argv, aboutData) app = KApplication() class MainWindow(KMainWindow, Ui_MainWindow): - def __init__(self, parent=None): + def __init__(self, parent=None, columns=3): super(MainWindow, self).__init__(parent) self.setupUi(self) self.graphics_view.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff) @@ -39,24 +67,245 @@ class MainWindow(KMainWindow, Ui_MainWindow): self.font_metrics = QtGui.QFontMetrics(self.default_font) self.line_height = self.font_metrics.height() self.num_lines = 775/self.line_height - + self.graphics_scene.setFont(self.default_font) print "font", self.default_font.family(), self.default_font.pixelSize(), self.default_font.pointSize() self.brush = QtGui.QBrush(QtGui.QColor(255, 255, 255)) self.brush.setStyle(QtCore.Qt.SolidPattern) - pos_y = 0 - for i in range(self.num_lines): - text = self.graphics_scene.addSimpleText("osc address:/test/foo/bar arguments:[%d] types=[\"i\"]" % random.randint(0,255), self.default_font) - text.setBrush(self.brush) - text.setPos(0, i * self.line_height) - pos_y += self.line_height + self.column_count = columns + self.columns = [["" for j in range(self.num_lines)] + for i in range(columns)] + self.column_width = 775 / columns + self.column_heads = [self.num_lines - 1] * columns self.graphics_view.show() + def add_text(self, column, text): + head = self.column_heads[column] + text_item = self.graphics_scene.addSimpleText(text, self.default_font) + #text_item.setPen(QtCore.Qt.red) + if column == 0: + text_item.setBrush(QtCore.Qt.red) + elif column == 1: + text_item.setBrush(QtCore.Qt.green) + elif column == 2: + text_item.setBrush(QtCore.Qt.blue) + text_item.setPos(column * self.column_width, head * self.line_height) + print "head", column, head + self.columns[column][head] = text_item + self.column_heads[column] = (head - 1) % self.num_lines + + + def render(self): + image = QtGui.QImage(768, 576, QtGui.QImage.Format_ARGB32_Premultiplied) + image.fill(QtCore.Qt.black) + painter = QtGui.QPainter(image) + #painter.setPen(QtCore.Qt.white) + painter.setFont(self.default_font) + self.graphics_view.render(painter, target=QtCore.QRectF(0,0,768,576),source=QtCore.QRect(0,0,768,576)) + return image + + +class OSCThread(threading.Thread): + def __init__(self, args): + super(OSCThread, self).__init__() + self.args = args + self.running = True + + self.client_address = resolve_host(args.client_host, args.client_port, args.address_family) + + self.chaosc_address = chaosc_host, chaosc_port = resolve_host(args.chaosc_host, args.chaosc_port, args.address_family) + + self.osc_sock = socket.socket(args.address_family, 2, 17) + self.osc_sock.bind(self.client_address) + self.osc_sock.setblocking(0) + + print "%s: starting up osc receiver on '%s:%d'" % ( + datetime.now().strftime("%x %X"), self.client_address[0], self.client_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.client_address[0], "s") + msg.appendTypedArg(self.client_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.client_address[0], "s") + msg.appendTypedArg(self.client_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: + try: + reads, writes, errs = select.select([self.osc_sock], [], [], 0.05) + except Exception, e: + print "select error", e + pass + else: + if reads: + try: + osc_input, address = self.osc_sock.recvfrom(8192) + osc_address, typetags, messages = decode_osc(osc_input, 0, len(osc_input)) + print osc_address, typetags, messages + if osc_address.find("ekg") != -1 or osc_address.find("plot") != -1: + queue.put_nowait((osc_address, messages)) + except Exception, e: + print "recvfrom error", e + 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 do_GET(self): + + try: + self.path=re.sub('[^.a-zA-Z0-9]', "",str(self.path)) + if self.path=="" or self.path==None or self.path[:1]==".": + self.send_error(403,'Forbidden') + + + if self.path.endswith(".html"): + directory = os.path.dirname(os.path.abspath(__file__)) + data = open(os.path.join(directory, self.path), "rb").read() + self.send_response(200) + self.send_header('Content-type', 'text/html') + self.end_headers() + self.wfile.write(data) + elif self.path.endswith(".mjpeg"): + self.thread = thread = OSCThread(self.server.args) + thread.daemon = True + thread.start() + window = MainWindow() + window.show() + + self.send_response(200) + self.send_header("Content-Type", "multipart/x-mixed-replace; boundary=--aaboundary") + self.end_headers() + + event_loop = QtCore.QEventLoop() + while 1: + event_loop.processEvents() + app.sendPostedEvents(None, 0) + while 1: + try: + osc_address, args = queue.get_nowait() + print osc_address, args + except Queue.Empty: + break + else: + if "merle" in osc_address: + window.add_text(0, "%s = %s" % (osc_address[7:], ", ".join([str(i) for i in args]))) + elif "uwe" in osc_address: + window.add_text(1, "%s = %s" % (osc_address[5:], ", ".join([str(i) for i in args]))) + elif "bjoern" in osc_address: + window.add_text(2, "%s = %s" % (osc_address[8:], ", ".join([str(i) for i in args]))) + + img = window.render() + buffer = QBuffer() + buffer.open(QIODevice.WriteOnly) + img.save(buffer, "JPG", 100) + img.save("/tmp/test.jpg", "JPG") + + JpegData = buffer.data() + 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)) + + JpegData = None + buffer = None + img = None + + elif self.path.endswith(".jpeg"): + directory = os.path.dirname(os.path.abspath(__file__)) + data = open(os.path.join(directory, self.path), "rb").read() + self.send_response(200) + self.send_header('Content-type','image/jpeg') + self.end_headers() + self.wfile.write(data) + return + except (KeyboardInterrupt, SystemError): + print "queue size", queue.qsize() + if hasattr(self, "thread") and self.thread is not None: + self.thread.running = False + self.thread.join() + self.thread = None + except IOError, e: + print "ioerror", e, e[0] + print dir(e) + if e[0] in (32, 104): + if hasattr(self, "thread") and self.thread is not None: + self.thread.running = False + self.thread.join() + self.thread = None + else: + print '-'*40 + print 'Exception happened during processing of request from' + traceback.print_exc() # XXX But this goes to stderr! + print '-'*40 + self.send_error(404,'File Not Found: %s' % self.path) + + +class JustAHTTPServer(HTTPServer): + pass + + def main(): - window = MainWindow() - window.show() - app.exec_() + arg_parser = ArgParser("ekgplotter") + arg_parser.add_global_group() + client_group = arg_parser.add_client_group() + arg_parser.add_argument(client_group, '-x', "--http_host", default="::", + help='my host, defaults to "::"') + arg_parser.add_argument(client_group, '-X', "--http_port", default=9000, + type=int, help='my port, defaults to 9000') + arg_parser.add_chaosc_group() + arg_parser.add_subscriber_group() + args = arg_parser.finalize() + + http_host, http_port = resolve_host(args.http_host, args.http_port, args.address_family) + + server = JustAHTTPServer((http_host, http_port), MyHandler) + server.address_family = args.address_family + server.args = args + print "%s: starting up http server on '%s:%d'" % ( + datetime.now().strftime("%x %X"), http_host, http_port) + + try: + server.serve_forever() + except KeyboardInterrupt: + print '^C received, shutting down server' + server.socket.close() + sys.exit(0) if ( __name__ == '__main__' ):