239 lines
9.2 KiB
Python
239 lines
9.2 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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# This file is part of chaosc and psychosis
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#
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# chaosc is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# chaosc is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with chaosc. If not, see <http://www.gnu.org/licenses/>.
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#
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# Copyright (C) 2014 Stefan Kögl
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from __future__ import absolute_import
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import os
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import os.path
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import re
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import sys
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from datetime import datetime
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from chaosc.argparser_groups import *
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from chaosc.lib import logger, resolve_host
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from PyQt4 import QtCore, QtGui
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from PyQt4.QtCore import QBuffer, QByteArray, QIODevice
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from PyQt4.QtNetwork import QTcpServer, QTcpSocket, QUdpSocket, QHostAddress
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from dump_grabber.dump_grabber_ui import Ui_MainWindow
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from psylib.mjpeg_streaming_server import MjpegStreamingServer
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try:
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from chaosc.c_osc_lib import OSCMessage, decode_osc
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except ImportError as e:
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from chaosc.osc_lib import OSCMessage, decode_osc
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app = QtGui.QApplication([])
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class TextStorage(object):
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def __init__(self, columns):
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super(TextStorage, self).__init__()
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self.column_count = columns
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self.colors = (QtCore.Qt.red, QtCore.Qt.green, QtGui.QColor(46, 100, 254))
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def init_columns(self):
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raise NotImplementedError()
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def add_text(self, column, text):
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raise NotImplementedError()
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class ColumnTextStorage(TextStorage):
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def __init__(self, columns, default_font, column_width, line_height, scene):
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super(ColumnTextStorage, self).__init__(columns)
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self.columns = list()
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self.default_font = default_font
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self.column_width = column_width
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self.line_height = line_height
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self.graphics_scene = scene
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self.num_lines, self.offset = divmod(768, self.line_height)
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def init_columns(self):
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for x in range(self.column_count):
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column = list()
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color = self.colors[x]
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for y in range(self.num_lines):
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text_item = self.graphics_scene.addSimpleText("%d:%d" % (x, y), self.default_font)
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text_item.setBrush(color)
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text_item.setPos(x * self.column_width, y * self.line_height)
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column.append(text_item)
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self.columns.append(column)
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def add_text(self, column, text):
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text_item = self.graphics_scene.addSimpleText(text, self.default_font)
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color = self.colors[column]
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text_item.setBrush(color)
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old_item = self.columns[column].pop(0)
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self.graphics_scene.removeItem(old_item)
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self.columns[column].append(text_item)
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for iy, text_item in enumerate(self.columns[column]):
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text_item.setPos(column * self.column_width, iy * self.line_height)
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class ExclusiveTextStorage(TextStorage):
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def __init__(self, columns, default_font, column_width, line_height, scene):
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super(ExclusiveTextStorage, self).__init__(columns)
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self.column_count = columns
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self.lines = list()
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self.default_font = default_font
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self.column_width = column_width
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self.line_height = line_height
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self.graphics_scene = scene
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self.num_lines, self.offset = divmod(576, self.line_height)
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def init_columns(self):
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color = self.colors[0]
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for y in range(self.num_lines):
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text_item = self.graphics_scene.addSimpleText("", self.default_font)
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text_item.setBrush(color)
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text_item.setPos(0, y * self.line_height)
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self.lines.append(text_item)
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def add_text(self, column, text):
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text_item = self.graphics_scene.addSimpleText(text, self.default_font)
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text_item.setX(column * self.column_width)
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color = self.colors[column]
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text_item.setBrush(color)
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old_item = self.lines.pop(0)
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self.graphics_scene.removeItem(old_item)
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self.lines.append(text_item)
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for iy, text_item in enumerate(self.lines):
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text_item.setY(iy * self.line_height)
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class MainWindow(QtGui.QMainWindow, Ui_MainWindow):
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def __init__(self, args, parent=None, columns=3, column_exclusive=False):
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super(MainWindow, self).__init__(parent)
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self.args = args
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self.setupUi(self)
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self.http_server = MjpegStreamingServer((args.http_host, args.http_port), self)
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self.http_server.listen(port=args.http_port)
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self.graphics_view.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff)
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self.graphics_view.setVerticalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff)
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self.graphics_view.setRenderHint(QtGui.QPainter.Antialiasing, True)
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self.graphics_view.setFrameStyle(QtGui.QFrame.NoFrame)
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self.graphics_scene = QtGui.QGraphicsScene(self)
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self.graphics_scene.setSceneRect(0,0, 775, 580)
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self.graphics_view.setScene(self.graphics_scene)
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self.default_font = QtGui.QFont("Monospace", 14)
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self.default_font.setStyleHint(QtGui.QFont.Monospace)
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self.default_font.setBold(True)
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self.graphics_scene.setFont(self.default_font)
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self.font_metrics = QtGui.QFontMetrics(self.default_font)
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self.line_height = self.font_metrics.height()
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self.column_width = 775 / columns
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self.text_storage = ExclusiveTextStorage(columns, self.default_font, self.column_width, self.line_height, self.graphics_scene)
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self.text_storage.init_columns()
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self.osc_sock = QUdpSocket(self)
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logger.info("osc bind localhost %d", args.client_port)
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self.osc_sock.bind(QHostAddress("127.0.0.1"), args.client_port)
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self.osc_sock.readyRead.connect(self.got_message)
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self.osc_sock.error.connect(self.handle_osc_error)
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msg = OSCMessage("/subscribe")
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msg.appendTypedArg("localhost", "s")
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msg.appendTypedArg(args.client_port, "i")
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msg.appendTypedArg(self.args.authenticate, "s")
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if self.args.subscriber_label is not None:
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msg.appendTypedArg(self.args.subscriber_label, "s")
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self.osc_sock.writeDatagram(QByteArray(msg.encode_osc()), QHostAddress("127.0.0.1"), 7110)
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#self.add_text(0, "foo bar")
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self.regex = re.compile("^/(uwe|merle|bjoern)/(.*?)$")
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def closeEvent(self, event):
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msg = OSCMessage("/unsubscribe")
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msg.appendTypedArg("localhost", "s")
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msg.appendTypedArg(self.args.client_port, "i")
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msg.appendTypedArg(self.args.authenticate, "s")
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self.osc_sock.writeDatagram(QByteArray(msg.encode_osc()), QHostAddress("127.0.0.1"), 7110)
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def handle_osc_error(self, error):
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logger.info("osc socket error %d", error)
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def add_text(self, column, text):
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self.text_storage.add_text(column, text)
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def render_image(self):
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image = QtGui.QImage(768, 576, QtGui.QImage.Format_ARGB32_Premultiplied)
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image.fill(QtCore.Qt.black)
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painter = QtGui.QPainter(image)
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painter.setRenderHints(QtGui.QPainter.RenderHint(
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QtGui.QPainter.Antialiasing | QtGui.QPainter.TextAntialiasing),
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True)
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painter.setFont(self.default_font)
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self.graphics_view.render(painter, target=QtCore.QRectF(0, 0, 768, 576),
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source=QtCore.QRect(0, 0, 768, 576))
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painter.end()
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buf = QBuffer()
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buf.open(QIODevice.WriteOnly)
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image.save(buf, "JPG", 80)
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image_data = buf.data()
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return image_data
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def got_message(self):
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while self.osc_sock.hasPendingDatagrams():
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data, address, port = self.osc_sock.readDatagram(self.osc_sock.pendingDatagramSize())
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try:
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osc_address, typetags, args = decode_osc(data, 0, len(data))
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except Exception:
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return
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try:
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actor, text = self.regex.match(osc_address).groups()
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except AttributeError:
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pass
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else:
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if actor == "merle":
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self.add_text(0, "%s = %s" % (text, ", ".join([str(i) for i in args])))
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elif actor == "uwe":
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self.add_text(1, "%s = %s" % (text, ", ".join([str(i) for i in args])))
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elif actor == "bjoern":
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self.add_text(2, "%s = %s" % (text, ", ".join([str(i) for i in args])))
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return True
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def main():
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arg_parser = ArgParser("dump_grabber")
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arg_parser.add_global_group()
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client_group = arg_parser.add_client_group()
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arg_parser.add_argument(client_group, '-x', "--http_host", default="::",
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help='my host, defaults to "::"')
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arg_parser.add_argument(client_group, '-X', "--http_port", default=9001,
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type=int, help='my port, defaults to 9001')
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arg_parser.add_chaosc_group()
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arg_parser.add_subscriber_group()
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args = arg_parser.finalize()
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http_host, http_port = resolve_host(args.http_host, args.http_port, args.address_family)
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window = MainWindow(args)
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#window.show()
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app.exec_()
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if ( __name__ == '__main__' ):
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main()
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