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92 lines
3.5 KiB
Python
92 lines
3.5 KiB
Python
# -*- Mode: Python -*-
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# vi:si:et:sw=4:sts=4:ts=4
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#
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# gst-python - Python bindings for GStreamer
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# Copyright (C) 2002 David I. Lehn
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# Copyright (C) 2004 Johan Dahlin
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# Copyright (C) 2005 Edward Hervey
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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import time
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from common import gst, unittest
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import gobject
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class PipelineConstructor(unittest.TestCase):
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def testGoodConstructor(self):
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name = 'test-pipeline'
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pipeline = gst.Pipeline(name)
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assert pipeline is not None, 'pipeline is None'
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assert isinstance(pipeline, gst.Pipeline), 'pipeline is not a GstPipline'
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assert pipeline.get_name() == name, 'pipelines name is wrong'
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class Pipeline(unittest.TestCase):
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def setUp(self):
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self.pipeline = gst.Pipeline('test-pipeline')
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source = gst.element_factory_make('fakesrc', 'source')
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source.set_property('num-buffers', 5)
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sink = gst.element_factory_make('fakesink', 'sink')
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self.pipeline.add_many(source, sink)
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gst.element_link_many(source, sink)
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def testRun(self):
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self.assertEqual(self.pipeline.get_state(None)[1], gst.STATE_NULL)
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self.pipeline.set_state(gst.STATE_PLAYING)
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self.assertEqual(self.pipeline.get_state(None)[1], gst.STATE_PLAYING)
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time.sleep(1)
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self.assertEqual(self.pipeline.get_state(None)[1], gst.STATE_PLAYING)
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self.pipeline.set_state(gst.STATE_NULL)
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self.assertEqual(self.pipeline.get_state(None)[1], gst.STATE_NULL)
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class PipelineAndBus(unittest.TestCase):
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def setUp(self):
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self.pipeline = gst.Pipeline('test-pipeline')
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self.pipeline.set_property('play-timeout', 0L)
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source = gst.element_factory_make('fakesrc', 'source')
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sink = gst.element_factory_make('fakesink', 'sink')
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self.pipeline.add_many(source, sink)
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gst.element_link_many(source, sink)
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self.bus = self.pipeline.get_bus()
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self.bus.add_watch(gst.MESSAGE_ANY, self._message_received)
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self.loop = gobject.MainLoop()
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def _message_received(self, bus, message):
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gst.debug('received message: %s, %s' % (
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message.src.get_path_string(), message.type.value_nicks[1]))
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t = message.type
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if t == gst.MESSAGE_STATE_CHANGED:
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old, new = message.parse_state_changed()
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gst.debug('%r state change from %r to %r' % (
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message.src.get_path_string(), old, new))
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if message.src == self.pipeline and new == gst.STATE_PLAYING:
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self.loop.quit()
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return True
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def testPlaying(self):
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ret = self.pipeline.set_state_async(gst.STATE_PLAYING)
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self.assertEquals(ret, gst.STATE_CHANGE_ASYNC)
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# go into a main loop to wait for messages
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self.loop.run()
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if __name__ == "__main__":
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unittest.main()
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