mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-10-06 10:42:22 +00:00
102 lines
3.7 KiB
Python
102 lines
3.7 KiB
Python
# -*- Mode: Python; test-case-name: testsuite.test_probe -*-
|
|
# vi:si:et:sw=4:sts=4:ts=4
|
|
#
|
|
# gst-python - Python bindings for GStreamer
|
|
# Copyright (C) 2002 David I. Lehn
|
|
# Copyright (C) 2004 Johan Dahlin
|
|
# Copyright (C) 2005 Edward Hervey
|
|
#
|
|
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
|
|
import sys
|
|
from common import gst, unittest
|
|
|
|
class ProbeTest(unittest.TestCase):
|
|
def testWrongNumber(self):
|
|
self.assertRaises(TypeError, gst.Probe, True)
|
|
|
|
def testWrongType(self):
|
|
# bool is int type
|
|
self.assertRaises(TypeError, gst.Probe, "noint", lambda x: "x")
|
|
# second arg should be callable
|
|
self.assertRaises(TypeError, gst.Probe, True, "nocallable")
|
|
|
|
def testPerformNoData(self):
|
|
probe = gst.Probe(True, self._probe_callback, "yeeha")
|
|
self.assertRaises(TypeError, probe.perform, None)
|
|
self.assertRaises(TypeError, probe.perform, "nodata")
|
|
|
|
def testPerformNoArg(self):
|
|
probe = gst.Probe(True, self._probe_callback_no_arg)
|
|
buffer = gst.Buffer()
|
|
probe.perform(buffer)
|
|
self.assertEqual(self._no_arg, None)
|
|
|
|
def _probe_callback_no_arg(self, probe, data):
|
|
self._no_arg = None
|
|
|
|
def testPerformOneArg(self):
|
|
probe = gst.Probe(True, self._probe_callback, "yeeha")
|
|
buffer = gst.Buffer()
|
|
probe.perform(buffer)
|
|
self.assertEqual(self._probe_result, "yeeha")
|
|
|
|
def _probe_callback(self, probe, data, result):
|
|
self._probe_result = result
|
|
return True
|
|
|
|
def testPerformTwoArgs(self):
|
|
probe = gst.Probe(True, self._probe_callback_two, "yeeha", "works")
|
|
buffer = gst.Buffer()
|
|
probe.perform(buffer)
|
|
self.assertEqual(self._probe_result1, "yeeha")
|
|
self.assertEqual(self._probe_result2, "works")
|
|
|
|
def _probe_callback_two(self, probe, data, result1, result2):
|
|
self._probe_result1 = result1
|
|
self._probe_result2 = result2
|
|
return True
|
|
|
|
# this test checks if the probe can replace the probed GstData with
|
|
# another, FIXME: use return values on probe callback for this
|
|
def notestPerformChangeBuffer(self):
|
|
probe = gst.Probe(True, self._probe_callback_change_buffer)
|
|
buffer = gst.Buffer('changeme')
|
|
probe.perform(buffer)
|
|
self.assertEqual(str(buffer), 'changed')
|
|
|
|
def _probe_callback_change_buffer(self, probe, data):
|
|
data = gst.Buffer('changed')
|
|
|
|
def testFakeSrcProbe(self):
|
|
pipeline = gst.Pipeline()
|
|
fakesrc = gst.element_factory_make('fakesrc')
|
|
fakesrc.set_property('num-buffers', 1)
|
|
fakesink = gst.element_factory_make('fakesink')
|
|
|
|
pipeline.add_many(fakesrc, fakesink)
|
|
fakesrc.link(fakesink)
|
|
pad = fakesrc.get_pad('src')
|
|
probe = gst.Probe(True, self._probe_callback_fakesrc)
|
|
pad.add_probe(probe)
|
|
pipeline.set_state(gst.STATE_PLAYING)
|
|
while pipeline.iterate(): pass
|
|
self.assertEqual(self._got_fakesrc_buffer, True)
|
|
|
|
def _probe_callback_fakesrc(self, probe, data):
|
|
self._got_fakesrc_buffer = True
|
|
|
|
if __name__ == "__main__":
|
|
unittest.main()
|