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26fa6dd184
Setting gst.TAG_TRACK_NUMBER was failing because GStreamer expects a uint while Python object -> GValue conversion was giving an int. gst_tag_to_vorbis_comment was wrapped so this conversion could be tested and failed on properly.
250 lines
8.9 KiB
Python
250 lines
8.9 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, TestCase, pygobject_2_13
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import gobject
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class TestConstruction(TestCase):
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def setUp(self):
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self.gctrack()
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def tearDown(self):
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self.gccollect()
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self.gcverify()
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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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self.assertEquals(pipeline.__gstrefcount__, 1)
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assert pipeline is not None, 'pipeline is None'
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self.failUnless(isinstance(pipeline, gst.Pipeline),
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'pipeline is not a GstPipline')
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assert pipeline.get_name() == name, 'pipelines name is wrong'
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self.assertEquals(pipeline.__gstrefcount__, 1)
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def testParseLaunch(self):
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pipeline = gst.parse_launch('fakesrc ! fakesink')
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class Pipeline(TestCase):
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def setUp(self):
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self.gctrack()
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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(source, sink)
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gst.element_link_many(source, sink)
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def tearDown(self):
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del self.pipeline
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self.gccollect()
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self.gcverify()
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def testRun(self):
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self.assertEqual(self.pipeline.get_state()[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()[1], gst.STATE_PLAYING)
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time.sleep(1)
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self.assertEqual(self.pipeline.get_state()[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()[1], gst.STATE_NULL)
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class PipelineTags(TestCase):
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def setUp(self):
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self.gctrack()
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self.pipeline = gst.parse_launch('audiotestsrc num-buffers=100 ! vorbisenc name=encoder ! oggmux name=muxer ! fakesink')
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def tearDown(self):
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del self.pipeline
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self.gccollect()
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self.gcverify()
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def testRun(self):
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# in 0.10.15.1, this triggers
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# sys:1: gobject.Warning: g_value_get_uint: assertion `G_VALUE_HOLDS_UINT (value)' failed
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# during pipeline playing
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l = gst.TagList()
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l[gst.TAG_ARTIST] = 'artist'
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l[gst.TAG_TRACK_NUMBER] = 1
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encoder = self.pipeline.get_by_name('encoder')
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encoder.merge_tags(l, gst.TAG_MERGE_APPEND)
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self.assertEqual(self.pipeline.get_state()[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()[1], gst.STATE_PLAYING)
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time.sleep(1)
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self.assertEqual(self.pipeline.get_state()[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()[1], gst.STATE_NULL)
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class Bus(TestCase):
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def testGet(self):
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pipeline = gst.Pipeline('test')
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self.assertEquals(pipeline.__gstrefcount__, 1)
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bus = pipeline.get_bus()
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self.assertEquals(pipeline.__gstrefcount__, 1)
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# one for python and one for the pipeline
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self.assertEquals(bus.__gstrefcount__, 2)
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del pipeline
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if not pygobject_2_13:
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self.failUnless(self.gccollect())
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self.assertEquals(bus.__gstrefcount__, 1)
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class PipelineAndBus(TestCase):
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def setUp(self):
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TestCase.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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sink = gst.element_factory_make('fakesink', 'sink')
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self.pipeline.add(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.assertEquals(self.bus.__gstrefcount__, 2)
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self.handler = self.bus.add_watch(self._message_received)
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self.assertEquals(self.bus.__gstrefcount__, 3)
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self.assertEquals(self.pipeline.__gstrefcount__, 1)
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self.loop = gobject.MainLoop()
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def tearDown(self):
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# FIXME: fix the refcount issues with the bus/pipeline
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# flush the bus to be able to assert on the pipeline refcount
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#while self.pipeline.__gstrefcount__ > 1:
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self.gccollect()
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# one for the pipeline, two for the snake
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# three for the watch now shake shake shake but don't you
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self.assertEquals(self.bus.__gstrefcount__, 3)
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self.failUnless(gobject.source_remove(self.handler))
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self.assertEquals(self.bus.__gstrefcount__, 2)
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self.gccollect()
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gst.debug('THOMAS: pipeline rc %d' % self.pipeline.__gstrefcount__)
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#self.assertEquals(self.pipeline.__gstrefcount__, 1)
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del self.pipeline
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self.gccollect()
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#self.assertEquals(self.bus.__gstrefcount__, 2)
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del self.bus
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self.gccollect()
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# the async thread can be holding a ref, Wim is going to work on this
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#TestCase.tearDown(self)
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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, pen = 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 == self.final:
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self.loop.quit()
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return True
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def testPlaying(self):
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self.final = gst.STATE_PLAYING
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ret = self.pipeline.set_state(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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# we go to READY so we get messages; going to NULL would set
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# the bus flushing
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self.final = gst.STATE_READY
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ret = self.pipeline.set_state(gst.STATE_READY)
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self.assertEquals(ret, gst.STATE_CHANGE_SUCCESS)
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self.loop.run()
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# FIXME: not setting to NULL causes a deadlock; we might want to
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# fix this in the bindings
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self.assertEquals(self.pipeline.set_state(gst.STATE_NULL),
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gst.STATE_CHANGE_SUCCESS)
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self.assertEquals(self.pipeline.get_state(),
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(gst.STATE_CHANGE_SUCCESS, gst.STATE_NULL, gst.STATE_VOID_PENDING))
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self.gccollect()
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class TestPipeSub(gst.Pipeline):
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def do_handle_message(self, message):
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self.debug('do_handle_message')
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gst.Pipeline.do_handle_message(self, message)
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self.type = message.type
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gobject.type_register(TestPipeSub)
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class TestPipeSubSub(TestPipeSub):
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def do_handle_message(self, message):
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self.debug('do_handle_message')
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TestPipeSub.do_handle_message(self, message)
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gobject.type_register(TestPipeSubSub)
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# see http://bugzilla.gnome.org/show_bug.cgi?id=577735
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class TestSubClass(TestCase):
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def setUp(self):
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self.gctrack()
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def tearDown(self):
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self.gccollect()
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self.gcverify()
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def testSubClass(self):
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p = TestPipeSub()
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u = gst.element_factory_make('uridecodebin')
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self.assertEquals(u.__grefcount__, 1)
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self.failIf(getattr(p, 'type', None))
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# adding uridecodebin triggers a clock-provide message;
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# this message should be dropped, and thus not affect
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# the refcount of u beyond the parenting.
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p.add(u)
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self.assertEquals(getattr(p, 'type', None), gst.MESSAGE_CLOCK_PROVIDE)
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self.assertEquals(u.__grefcount__, 2)
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del p
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self.assertEquals(u.__grefcount__, 1)
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def testSubSubClass(self):
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# Edward is worried that a subclass of a subclass will screw up
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# the refcounting wrt. GST_BUS_DROP
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p = TestPipeSubSub()
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u = gst.element_factory_make('uridecodebin')
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self.assertEquals(u.__grefcount__, 1)
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self.failIf(getattr(p, 'type', None))
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p.add(u)
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self.assertEquals(getattr(p, 'type', None), gst.MESSAGE_CLOCK_PROVIDE)
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self.assertEquals(u.__grefcount__, 2)
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del p
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self.assertEquals(u.__grefcount__, 1)
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if __name__ == "__main__":
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unittest.main()
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