Woohoo! Nice work Dischi; if I can find some way of adding FLAC
metadata parsing to mmpython, we could support lossless audio
compression very easily thanks to this.
Aubin
On Sun, Aug 17, 2003 at 08:46:15AM -0700, [EMAIL PROTECTED] wrote:
> Update of /cvsroot/freevo/freevo/src/audio/plugins
> In directory sc8-pr-cvs1:/tmp/cvs-serv6311
>
> Added Files:
> xine.py
> Log Message:
> Audio plugin for xine. The needed patch is not in xine-ui yet
>
> --- NEW FILE: xine.py ---
> #if 0 /*
> # -----------------------------------------------------------------------
> # xine.py - the Freevo XINE module for audio
> # -----------------------------------------------------------------------
> # $Id: xine.py,v 1.1 2003/08/17 15:46:12 dischi Exp $
> #
> # Notes: Use xine (or better fbxine) to play audio files. This requires
> # xine-ui > 0.9.22 (when writing this plugin this means cvs)
> #
> # Todo: test it
> #
> #
> # -----------------------------------------------------------------------
> # $Log: xine.py,v $
> # Revision 1.1 2003/08/17 15:46:12 dischi
> # Audio plugin for xine. The needed patch is not in xine-ui yet
> #
> #
> # -----------------------------------------------------------------------
> # Freevo - A Home Theater PC framework
> # Copyright (C) 2002 Krister Lagerstrom, et al.
> # Please see the file freevo/Docs/CREDITS for a complete list of authors.
> #
> # This program 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 2 of the License, or
> # (at your option) any later version.
> #
> # This program is distributed in the hope that it will be useful, but
> # WITHOUT ANY WARRANTY; without even the implied warranty of MER-
> # CHANTABILITY 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 this program; if not, write to the Free Software Foundation, Inc.,
> # 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
> #
> # ----------------------------------------------------------------------- */
> #endif
>
>
> import time, os
> import threading, signal
> import popen2, re
>
> import config # Configuration handler. reads config file.
> import util # Various utilities
> import childapp # Handle child applications
> import rc # The RemoteControl class.
>
> from event import *
> import plugin
>
> # RegExp
> import re
>
> DEBUG = config.DEBUG
>
> TRUE = 1
> FALSE = 0
>
> # contains an initialized Xine() object
> xine = None
>
> class PluginInterface(plugin.Plugin):
> """
> Xine plugin for the video player.
> """
> def __init__(self):
> global xine
>
> plugin.Plugin.__init__(self)
>
> if xine:
> return
>
> try:
> config.CONF.fbxine
> except:
> print '\nERROR:\nfbxine not found, plugin deactivated'
> return
>
> xine_version = 0
> xine_cvs = 0
>
> child = popen2.Popen3('%s --version' % config.CONF.fbxine, 1, 100)
> while(1):
> data = child.fromchild.readline()
> if not data:
> break
> m = re.match('^.* v?([0-9])\.([0-9]+)\.([0-9]*).*', data)
> if m:
> if data.find('cvs') >= 0:
> xine_cvs = 1
> xine_version =int('%02d%02d%02d' % (int(m.group(1)), int(m.group(2)),
> int(m.group(3))))
>
> child.wait()
>
> if xine_cvs:
> xine_version += 1
>
> if xine_version < 923:
> print '\nERROR:\nfbxine version to old, plugin deactivated'
> print 'You need xine-ui > 0.9.22\n'
> return
>
> # create the xine object
> xine = util.SynchronizedObject(Xine(xine_version))
>
> # register it as the object to play
> plugin.register(xine, plugin.AUDIO_PLAYER)
>
>
> class Xine:
> """
> the main class to control xine
> """
>
> def __init__(self, version):
> self.thread = Xine_Thread()
> self.thread.setDaemon(1)
> self.thread.start()
> self.mode = None
> self.xine_version = version
> self.app_mode = 'audio'
>
> self.command = '%s -V none -A %s --stdctl' % (config.CONF.fbxine,
> config.XINE_AO_DEV)
> if rc.PYLIRC:
> self.command = '%s --no-lirc' % self.command
>
>
> def play(self, item, playerGUI):
> """
> play an audio file with xine
> """
>
> if item.url:
> filename = item.url
> else:
> filename = item.filename
>
> self.playerGUI = playerGUI
>
> if plugin.getbyname('MIXER'):
> plugin.getbyname('MIXER').reset()
>
> self.item = item
> self.thread.item = item
>
> command = self.command
>
> if DEBUG:
> print 'Xine.play(): Starting thread, cmd=%s' % command
>
> self.thread.mode = 'play'
> self.thread.command = '%s %s' % (command, filename)
> self.thread.mode_flag.set()
> return None
>
>
> def is_playing(self):
> return self.thread.mode != 'idle'
>
>
> def refresh(self):
> self.playerGUI.refresh()
>
>
> def stop(self):
> """
> Stop xine and set thread to idle
> """
> self.thread.mode = 'stop'
> self.thread.mode_flag.set()
> self.thread.item = None
> while self.thread.mode == 'stop':
> time.sleep(0.3)
>
>
> def eventhandler(self, event):
> """
> eventhandler for xine control. If an event is not bound in this
> function it will be passed over to the items eventhandler
> """
> if event in ( PLAY_END, USER_END ):
> self.stop()
> return self.item.eventhandler(event)
>
> if event == PAUSE or event == PLAY:
> self.thread.app.write('pause\n')
> return TRUE
>
> if event == STOP:
> self.thread.app.write('quit\n')
> for i in range(10):
> if self.thread.mode == 'idle':
> break
> time.sleep(0.3)
> else:
> # sometimes xine refuses to die
> self.stop()
> self.playerGUI.stop()
> return self.item.eventhandler(event)
>
> if event == SEEK:
> pos = int(event.arg)
> if pos < 0:
> action='SeekRelative-'
> pos = 0 - pos
> else:
> action='SeekRelative+'
> if pos <= 15:
> pos = 15
> elif pos <= 30:
> pos = 30
> else:
> pos = 30
> self.thread.app.write('%s%s\n' % (action, pos))
> return TRUE
>
> # nothing found? Try the eventhandler of the object who called us
> return self.item.eventhandler(event)
>
>
>
> # ======================================================================
>
> class XineApp(childapp.ChildApp):
> """
> class controlling the in and output from the xine process
> """
>
> def __init__(self, app, item):
> self.item = item
> childapp.ChildApp.__init__(self, app)
> self.exit_type = None
> self.elapsed = 0
>
>
> def kill(self):
> # Use SIGINT instead of SIGKILL to make sure Xine shuts
> # down properly and releases all resources before it gets
> # reaped by childapp.kill().wait()
> childapp.ChildApp.kill(self, signal.SIGINT)
>
>
> def stdout_cb(self, line):
> if line.startswith("time: "): # get current time
> self.item.elapsed = int(line[6:])
>
> if self.item.elapsed != self.elapsed:
> xine.refresh()
> self.elapsed = self.item.elapsed
>
>
> # ======================================================================
>
> class Xine_Thread(threading.Thread):
> """
> Thread to wait for a xine command to play
> """
>
> def __init__(self):
> threading.Thread.__init__(self)
>
> self.mode = 'idle'
> self.mode_flag = threading.Event()
> self.command = ''
> self.app = None
> self.item = None
>
>
> def run(self):
> while 1:
> if self.mode == 'idle':
> self.mode_flag.wait()
> self.mode_flag.clear()
>
> elif self.mode == 'play':
> if DEBUG:
> print 'Xine_Thread.run(): Started, cmd=%s' % self.command
>
> self.app = XineApp(self.command, self.item)
>
> while self.mode == 'play' and self.app.isAlive():
> time.sleep(0.1)
>
> self.app.kill()
>
> if self.mode == 'play':
> if self.app.exit_type == "End of file":
> rc.post_event(PLAY_END)
> elif self.app.exit_type == "Quit":
> rc.post_event(USER_END)
> else:
> rc.post_event(PLAY_END)
>
> if DEBUG:
> print 'Xine_Thread.run(): Stopped'
>
> self.mode = 'idle'
>
> else:
> self.mode = 'idle'
>
>
>
>
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