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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# libavg - Media Playback Engine.
# Copyright (C) 2003-2014 Ulrich von Zadow
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# Current versions can be found at www.libavg.de
#
# Original author of this file is Robert Parcus <betoparcus@gmail.com>
from libavg import *
import random
class SpeedDiv(app.MainDiv):
def onArgvParserCreated(self, parser):
usage = '%prog [options]\n' \
'Checks libavg performance by creating lots of nodes. ' \
'Displays a frame time graph and executes for 20 secs.'
parser.set_usage(usage)
parser.add_option('--use-fx', '-f', dest='useFX',
action='store_true', default=False,
help='display everything using a NullFX to test FX overhead')
parser.add_option('--video', '-i', dest='video',
action='store_true', default=False,
help='show videos instead of images')
parser.add_option('--audio', '-a', dest='audio',
action='store_true', default=False,
help='when showing videos, use videos with an audio channel')
parser.add_option('--create-nodes', '-c', dest='create',
action='store_true', default=False,
help='destroy and recreate all nodes every 400 ms')
parser.add_option('--move', '-m', dest='move',
action='store_true', default=False,
help='move nodes every frame')
parser.add_option('--blur', '-b', dest='blur',
action='store_true', default=False,
help='apply a BlurFXNode to the nodes')
parser.add_option('--color', '-o', dest='color',
action='store_true', default=False,
help='apply gamma to the nodes, causing the color correction shader to activate')
parser.add_option('--vsync', '-s', dest='vsync',
action='store_true', default=False,
help='sync output to vertical refresh')
parser.add_option('--num-objs', '-n', dest='numObjs',
type='int', default=-1,
help='number of objects to create [Default: 200 images or 40 videos]')
parser.add_option('--profile', '-p', dest='profile',
action='store_true', default=False,
help='enable profiling output, note that profiling makes things slower')
def onArgvParsed(self, options, args, parser):
self.__optUseFX = options.useFX
self.__optVideo = options.video
self.__optAudio = options.audio
self.__optCreate = options.create
self.__optMove = options.move
self.__optBlur = options.blur
self.__optColor = options.color
self.__optVsync = options.vsync
self.__optNumObjs = options.numObjs
if self.__optNumObjs < 1:
if self.__optVideo:
self.__optNumObjs = 40
else:
self.__optNumObjs = 200
log = avg.logger
log.configureCategory(log.Category.CONFIG, log.Severity.DBG)
if options.profile:
log.configureCategory(log.Category.PROFILE, log.Severity.DBG)
def onInit(self):
if not self.__optVsync:
player.setFramerate(1000)
self.mediadir = utils.getMediaDir(None, 'data')
self.__createNodes()
app.instance.debugPanel.toggleWidget(app.debugpanel.FrametimeGraphWidget)
if self.__optCreate:
player.setInterval(400, self.__createNodes)
# Ignore the first frame for the 20 sec-limit so long startup times don't
# break things.
player.setTimeout(0, lambda: player.setTimeout(20000, player.stop))
def onFrame(self):
if self.__optMove:
self.__moveNodes()
def __createNodes(self):
self.__nodes = []
for i in xrange(self.__optNumObjs):
pos = (random.randrange(800-64), random.randrange(600-64))
if self.__optVideo:
if self.__optAudio:
fname = "mpeg1-48x48-sound.avi"
else:
fname = "mpeg1-48x48.mov"
node = avg.VideoNode(pos=pos, href=fname, loop=True, parent=self)
node.play()
else:
node = avg.ImageNode(pos=pos, href="rgb24alpha-64x64.png", parent=self)
if self.__optUseFX:
node.setEffect(avg.NullFXNode())
if self.__optBlur:
node.setEffect(avg.BlurFXNode(10))
if self.__optColor:
node.gamma = (1.1, 1.1, 1.1)
self.__nodes.append(node)
if self.__optCreate:
player.setTimeout(300, self.__deleteNodes)
def __deleteNodes(self):
for node in self.__nodes:
node.unlink(True)
self.__nodes = []
def __moveNodes(self):
for node in self.__nodes:
node.pos = (random.randrange(800-64), random.randrange(600-64))
if __name__ == '__main__':
app.App().run(SpeedDiv(), app_resolution='800x600')
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