mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-23 10:11:08 +00:00
64 lines
1.9 KiB
Python
Executable file
64 lines
1.9 KiB
Python
Executable file
#!/usr/bin/env python
|
|
# -*- Mode: Python -*-
|
|
# vi:si:et:sw=4:sts=4:ts=4
|
|
|
|
# gst-python
|
|
# Copyright (C) 2002 David I. Lehn
|
|
#
|
|
# 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., 59 Temple Place - Suite 330,
|
|
# Boston, MA 02111-1307, USA.
|
|
#
|
|
# Author: David I. Lehn <dlehn@users.sourceforge.net>
|
|
#
|
|
|
|
import sys
|
|
|
|
import pygst
|
|
pygst.require('0.10')
|
|
|
|
import gst
|
|
|
|
def handoff_cb(sender, *args):
|
|
print sender.get_name(), args
|
|
|
|
def main(args):
|
|
# create a new bin to hold the elements
|
|
#gst_debug_set_categories(-1)
|
|
bin = gst.parse_launch('fakesrc name=source silent=1 num-buffers=10 signal-handoffs=true ! ' +
|
|
'fakesink name=sink silent=1 signal-handoffs=true')
|
|
source = bin.get_by_name('source')
|
|
source.connect('handoff', handoff_cb)
|
|
source.get_pad("src").connect("have-data", handoff_cb)
|
|
sink = bin.get_by_name('sink')
|
|
sink.connect('handoff', handoff_cb)
|
|
sink.get_pad("sink").connect('have-data', handoff_cb)
|
|
|
|
print source, sink
|
|
|
|
bus = bin.get_bus()
|
|
|
|
res = bin.set_state(gst.STATE_PLAYING);
|
|
assert res
|
|
|
|
while 1:
|
|
msg = bus.poll(gst.MESSAGE_EOS | gst.MESSAGE_ERROR, gst.SECOND)
|
|
if msg:
|
|
break
|
|
|
|
res = bin.set_state(gst.STATE_NULL)
|
|
assert res
|
|
|
|
if __name__ == '__main__':
|
|
sys.exit(main(sys.argv))
|