| # -*- Mode: Python -*- | |
| # vi:si:et:sw=4:sts=4:ts=4 | |
| # | |
| # gst-python - Python bindings for GStreamer | |
| # Copyright (C) 2005 Thomas Vander Stichele | |
| # | |
| # This library is free software; you can redistribute it and/or | |
| # modify it under the terms of the GNU Lesser General Public | |
| # License as published by the Free Software Foundation; either | |
| # version 2.1 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 | |
| # Lesser General Public License for more details. | |
| # | |
| # You should have received a copy of the GNU Lesser General Public | |
| # License along with this library; if not, write to the Free Software | |
| # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| import sys | |
| from common import gobject, gst, unittest, TestCase | |
| import gc | |
| class NewTest(TestCase): | |
| def testEOS(self): | |
| gst.info("creating new bin") | |
| b = gst.Bin() | |
| gst.info("creating new EOS message from that bin") | |
| m = gst.message_new_eos(b) | |
| gst.info("got message : %s" % m) | |
| def message_application_cb(self, bus, message): | |
| gst.info("got application message") | |
| self.got_message = True | |
| self.loop.quit() | |
| def testApplication(self): | |
| self.loop = gobject.MainLoop() | |
| gst.info("creating new pipeline") | |
| bin = gst.Pipeline() | |
| bus = bin.get_bus() | |
| bus.add_signal_watch() | |
| self.got_message = False | |
| bus.connect('message::application', self.message_application_cb) | |
| struc = gst.Structure("foo") | |
| msg = gst.message_new_application(bin, struc) | |
| # the bus is flushing in NULL, so we need to set the pipeline to READY | |
| bin.set_state(gst.STATE_READY) | |
| bus.post(msg) | |
| self.loop.run() | |
| bus.remove_signal_watch() | |
| bin.set_state(gst.STATE_NULL) | |
| self.failUnless(self.got_message == True) | |
| self.gccollect() | |
| class TestCreateMessages(TestCase): | |
| def setUp(self): | |
| TestCase.setUp(self) | |
| self.element = gst.Bin() | |
| def tearDown(self): | |
| del self.element | |
| def testCustomMessage(self): | |
| # create two custom messages using the same structure | |
| s = gst.Structure("something") | |
| assert s != None | |
| e1 = gst.message_new_custom(gst.MESSAGE_APPLICATION, self.element, s) | |
| assert e1 | |
| e2 = gst.message_new_custom(gst.MESSAGE_APPLICATION, self.element, s) | |
| assert e2 | |
| # make sure the two structures are equal | |
| self.assertEquals(e1.structure.to_string(), | |
| e2.structure.to_string()) | |
| def testTagMessage(self): | |
| # Create a taglist | |
| t = gst.TagList() | |
| t['something'] = "else" | |
| t['another'] = 42 | |
| # Create two messages using that same taglist | |
| m1 = gst.message_new_tag(self.element, t) | |
| assert m1 | |
| m2 = gst.message_new_tag(self.element, t) | |
| assert m2 | |
| # make sure the two messages have the same taglist | |
| t1 = m1.parse_tag() | |
| assert t1 | |
| keys = t1.keys() | |
| keys.sort() | |
| self.assertEquals(keys, ['another', 'something']) | |
| self.assertEquals(t1['something'], "else") | |
| self.assertEquals(t1['another'], 42) | |
| t2 = m2.parse_tag() | |
| assert t2 | |
| keys = t2.keys() | |
| keys.sort() | |
| self.assertEquals(keys, ['another', 'something']) | |
| self.assertEquals(t2['something'], "else") | |
| self.assertEquals(t2['another'], 42) | |
| def testTagFullMessage(self): | |
| if hasattr(gst.Message, 'parse_tag_full'): | |
| p = gst.Pad("blahblah", gst.PAD_SRC) | |
| # Create a taglist | |
| t = gst.TagList() | |
| t['something'] = "else" | |
| t['another'] = 42 | |
| # Create two messages using that same taglist | |
| m1 = gst.message_new_tag_full(self.element, p, t) | |
| assert m1 | |
| m2 = gst.message_new_tag_full(self.element, p, t) | |
| assert m2 | |
| # make sure the two messages have the same taglist | |
| p1, t1 = m1.parse_tag_full() | |
| assert t1 | |
| keys = t1.keys() | |
| keys.sort() | |
| self.assertEquals(p1, p) | |
| self.assertEquals(keys, ['another', 'something']) | |
| self.assertEquals(t1['something'], "else") | |
| self.assertEquals(t1['another'], 42) | |
| p2, t2 = m2.parse_tag_full() | |
| assert t2 | |
| keys = t2.keys() | |
| keys.sort() | |
| self.assertEquals(p2, p) | |
| self.assertEquals(keys, ['another', 'something']) | |
| self.assertEquals(t2['something'], "else") | |
| self.assertEquals(t2['another'], 42) | |
| def testStepStartMessage(self): | |
| if hasattr(gst, 'message_new_step_start'): | |
| m = gst.message_new_step_start(self.element, True, | |
| gst.FORMAT_TIME, 42, 1.0, | |
| True, True) | |
| self.assertEquals(m.type, gst.MESSAGE_STEP_START) | |
| active, format, amount, rate, flush, intermediate = m.parse_step_start() | |
| self.assertEquals(active, True) | |
| self.assertEquals(format, gst.FORMAT_TIME) | |
| self.assertEquals(amount, 42) | |
| self.assertEquals(rate, 1.0) | |
| self.assertEquals(flush, True) | |
| self.assertEquals(intermediate, True) | |
| def testStepDoneMessage(self): | |
| if hasattr(gst, 'message_new_step_done'): | |
| m = gst.message_new_step_done(self.element, gst.FORMAT_TIME, 42, | |
| 1.0, True, True, 54, True) | |
| self.assertEquals(m.type, gst.MESSAGE_STEP_DONE) | |
| fmt, am, rat, flu, inter, dur, eos = m.parse_step_done() | |
| self.assertEquals(fmt, gst.FORMAT_TIME) | |
| self.assertEquals(am, 42) | |
| self.assertEquals(rat, 1.0) | |
| self.assertEquals(flu, True) | |
| self.assertEquals(inter, True) | |
| self.assertEquals(dur, 54) | |
| self.assertEquals(eos, True) | |
| def testStructureChangeMessage(self): | |
| if hasattr(gst, 'message_new_structure_change'): | |
| p = gst.Pad("blah", gst.PAD_SINK) | |
| m = gst.message_new_structure_change(p, | |
| gst.STRUCTURE_CHANGE_TYPE_PAD_LINK, | |
| self.element, True) | |
| self.assertEquals(m.type, gst.MESSAGE_STRUCTURE_CHANGE) | |
| sct, owner, busy = m.parse_structure_change() | |
| self.assertEquals(sct, gst.STRUCTURE_CHANGE_TYPE_PAD_LINK) | |
| self.assertEquals(owner, self.element) | |
| self.assertEquals(busy, True) | |
| def testRequestStateMessage(self): | |
| if hasattr(gst, 'message_new_request_state'): | |
| m = gst.message_new_request_state(self.element, gst.STATE_NULL) | |
| self.assertEquals(m.type, gst.MESSAGE_REQUEST_STATE) | |
| self.assertEquals(m.parse_request_state(), gst.STATE_NULL) | |
| def testBufferingStatsMessage(self): | |
| if hasattr(gst.Message, 'set_buffering_stats'): | |
| gst.debug("Creating buffering message") | |
| m = gst.message_new_buffering(self.element, 50) | |
| gst.debug("Setting stats") | |
| m.set_buffering_stats(gst.BUFFERING_LIVE, 30, 1024, 123456) | |
| self.assertEquals(m.type, gst.MESSAGE_BUFFERING) | |
| mode, ain, aout, left = m.parse_buffering_stats() | |
| self.assertEquals(mode, gst.BUFFERING_LIVE) | |
| self.assertEquals(ain, 30) | |
| self.assertEquals(aout, 1024) | |
| self.assertEquals(left, 123456) | |
| if __name__ == "__main__": | |
| unittest.main() |