/usr/lib/sltv/swap.py is in landell 0.92.1-1.1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 | # -*- coding: utf-8 -*-
# Copyright (C) 2010 Holoscópio Tecnologia
# Author: Luciana Fujii Pontello <luciana@holoscopio.com>
#
# 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
# MERCHANTABILITY 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.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import gobject
import pygst
pygst.require("0.10")
import gst
def event_received(pad, event):
print "event_received"
return
class Swap:
@classmethod
def swap_element(klass, swap_bin, previous_element, next_element,
old_element, new_element):
previous_pad = previous_element.get_static_pad("src")
#FIXME: Use the async method to work for paused state
previous_pad.set_blocked(True)
previous_element.unlink(old_element)
#make sure data is flushed out of element2:
old_pad = old_element.get_static_pad("src")
handler_id = old_pad.add_event_probe(event_received)
old_element.send_event(gst.event_new_eos())
old_pad.remove_event_probe(handler_id)
previous_element.unlink(old_element)
old_element.unlink(next_element)
old_element.set_state(gst.STATE_NULL)
swap_bin.remove(old_element)
swap_bin.add(new_element)
new_element.link(next_element)
previous_element.link(new_element)
new_element.set_state(gst.STATE_PLAYING)
previous_pad.set_blocked(False)
swap_bin.set_state(gst.STATE_PLAYING)
return
|