#!/usr/bin/env python # -*- Mode: Python -*- # vi:si:et:sw=4:sts=4:ts=4 # gst-python # Copyright (C) 2002 David I. Lehn <dlehn@users.sourceforge.net> # 2004 Johan Dahlin <johan@gnome.org> # # This library is free software; you can redistribute it and/or # modify it under the terms of the GNU Library 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 # Library General Public License for more details. # # You should have received a copy of the GNU Library General Public # License along with this library; if not, write to the # Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, # Boston, MA 02110-1301, USA. # # Author: David I. Lehn <dlehn@users.sourceforge.net> # import sys import gobject gobject.threads_init() import pygst pygst.require('0.10') import gst mainloop = gobject.MainLoop() def on_eos(bus, msg): mainloop.quit() def filter(input, output): "A GStreamer copy pipeline which can add arbitrary filters" # create a new bin to hold the elements bin = gst.parse_launch('filesrc name=source ! ' + 'progressreport ! ' + # This 'statistics' element is depreciated in 0.10 #'statistics silent=false buffer-update-freq=1 ' + #'update_on_eos=true ! ' + 'filesink name=sink') filesrc = bin.get_by_name('source') filesrc.set_property('location', input) filesink = bin.get_by_name('sink') filesink.set_property('location', output) bus = bin.get_bus() bus.add_signal_watch() bus.connect('message::eos', on_eos) # start playing bin.set_state(gst.STATE_PLAYING) try: mainloop.run() except KeyboardInterrupt: pass # stop the bin bin.set_state(gst.STATE_NULL) def main(args): "A GStreamer based cp(1) with stats" if len(args) != 3: print 'usage: %s source dest' % (sys.argv[0]) return -1 return filter(args[1], args[2]) if __name__ == '__main__': sys.exit(main(sys.argv))