mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-18 06:16:36 +00:00
84 lines
2.2 KiB
Python
Executable file
84 lines
2.2 KiB
Python
Executable file
#!/usr/bin/env python
|
|
#
|
|
# 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
|
|
from gstreamer import *
|
|
from gobject import GObject
|
|
|
|
def update(sender, *args):
|
|
print sender.get_name(), args
|
|
|
|
def filter(filters):
|
|
"A GStreamer copy pipeline which can add arbitrary filters"
|
|
|
|
if len(sys.argv) != 3:
|
|
print 'usage: %s source dest' % (sys.argv[0])
|
|
return -1
|
|
|
|
# create a new bin to hold the elements
|
|
bin = Pipeline('pipeline')
|
|
|
|
filesrc = Element('filesrc', 'source');
|
|
filesrc.set_property('location', sys.argv[1])
|
|
|
|
filesink = Element('filesink', 'sink')
|
|
filesink.set_property('location', sys.argv[2])
|
|
|
|
elements = [filesrc] + filters + [filesink]
|
|
# add objects to the main pipeline
|
|
for e in elements:
|
|
bin.add(e)
|
|
|
|
# link the elements
|
|
previous = None
|
|
for e in elements:
|
|
if previous:
|
|
previous.link(e)
|
|
previous = e
|
|
|
|
# start playing
|
|
bin.set_state(STATE_PLAYING);
|
|
|
|
while bin.iterate(): pass
|
|
|
|
# stop the bin
|
|
bin.set_state(STATE_NULL)
|
|
|
|
return 0
|
|
|
|
def main():
|
|
"A GStreamer based cp(1) with stats"
|
|
#gst_info_set_categories(-1)
|
|
#gst_debug_set_categories(-1)
|
|
|
|
stats = Element ('statistics', 'stats');
|
|
stats.set_property('silent', 0)
|
|
stats.set_property('buffer_update_freq', 1)
|
|
stats.set_property('update_on_eos', 1)
|
|
#stats.connect('update', update)
|
|
|
|
return filter([stats])
|
|
|
|
if __name__ == '__main__':
|
|
ret = main()
|
|
sys.exit (ret)
|