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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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403 lines
13 KiB
Python
403 lines
13 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) 2007 Johan Dahlin
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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import overrides_hack
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overrides_hack
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from common import TestCase
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import unittest, sys
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import gi
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gi.require_version("Gst", "1.0")
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from gi.repository import Gst
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Gst.init(None)
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Gst.DoubleRange = Gst.DoubleRange
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class TestDoubleRange(TestCase):
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def testConstructor(self):
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Gst.init(None)
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Gst.DoubleRange = Gst.DoubleRange(1.2, 3.4)
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self.assertEqual(r.start, 1.2)
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self.assertEqual(r.stop, 3.4)
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self.assertRaises(TypeError, Gst.DoubleRange, {}, 2)
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self.assertRaises(TypeError, Gst.DoubleRange, 2, ())
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self.assertRaises(TypeError, Gst.DoubleRange, 2, 1)
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self.assertRaises(TypeError, Gst.DoubleRange)
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def testRepr(self):
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Gst.init(None)
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self.assertEqual(repr(Gst.DoubleRange(1,2)), '<Gst.DoubleRange [1.0,2.0]>')
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def testGetValue(self):
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Gst.init(None)
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st = Gst.Structure.new_empty("video/x-raw")
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st["range"] = Gst.DoubleRange(1,2)
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value = st["range"]
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self.assertEqual(value.start, 1.0)
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self.assertEqual(value.stop, 2.0)
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class TestFraction(TestCase):
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def testConstructor(self):
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Gst.init(None)
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frac = Gst.Fraction(1, 2)
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self.assertEqual(frac.num, 1)
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self.assertEqual(frac.denom, 2)
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frac = Gst.Fraction(1)
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self.assertEqual(frac.num, 1)
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self.assertEqual(frac.denom, 1)
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self.assertRaises(TypeError, Gst.Fraction)
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def testRepr(self):
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Gst.init(None)
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self.assertEqual(repr(Gst.Fraction(1, 2)), '<Gst.Fraction 1/2>')
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def testEqNe(self):
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Gst.init(None)
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frac = Gst.Fraction(1, 2)
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self.assertEqual(frac, frac)
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self.assertEqual(Gst.Fraction(1, 2), Gst.Fraction(1, 2))
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self.assertEqual(Gst.Fraction(2, 4), Gst.Fraction(1, 2))
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self.assertNotEqual(Gst.Fraction(1, 3), Gst.Fraction(1, 2))
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self.assertNotEqual(Gst.Fraction(2, 1), Gst.Fraction(1, 2))
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def testMul(self):
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Gst.init(None)
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self.assertEqual(Gst.Fraction(1, 2) * Gst.Fraction(1, 2), Gst.Fraction(1, 4))
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self.assertEqual(Gst.Fraction(2, 3) * Gst.Fraction(4, 5), Gst.Fraction(8, 15))
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self.assertEqual(Gst.Fraction(1, 3) * Gst.Fraction(4), Gst.Fraction(4, 3))
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self.assertEqual(Gst.Fraction(1, 3) * 4, Gst.Fraction(4, 3))
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def testRMul(self):
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Gst.init(None)
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self.assertEqual(2 * Gst.Fraction(1, 2), Gst.Fraction(1))
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self.assertEqual(4 * Gst.Fraction(1, 2), Gst.Fraction(2))
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self.assertEqual(-10 * Gst.Fraction(1, 2), Gst.Fraction(-5))
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def testDiv(self):
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Gst.init(None)
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self.assertEqual(Gst.Fraction(1, 3) / Gst.Fraction(1, 4), Gst.Fraction(4, 3))
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self.assertEqual(Gst.Fraction(2, 3) / Gst.Fraction(4, 5), Gst.Fraction(10, 12))
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self.assertEqual(Gst.Fraction(1, 3) / Gst.Fraction(4), Gst.Fraction(1, 12))
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self.assertEqual(Gst.Fraction(1, 3) / 4, Gst.Fraction(1, 12))
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self.assertEqual(Gst.Fraction(1, 3) / 2, Gst.Fraction(1, 6))
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self.assertEqual(Gst.Fraction(1, 5) / -4, Gst.Fraction(1, -20))
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def testRDiv(self):
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Gst.init(None)
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self.assertEqual(2 / Gst.Fraction(1, 3), Gst.Fraction(6, 1))
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self.assertEqual(-4 / Gst.Fraction(1, 5), Gst.Fraction(-20, 1))
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def testFloat(self):
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Gst.init(None)
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self.assertEqual(float(Gst.Fraction(1, 2)), 0.5)
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def testPropertyMarshalling(self):
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Gst.init(None)
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obj = Gst.ElementFactory.make("rawvideoparse")
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if not obj:
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obj = Gst.ElementFactory.make("rawvideoparse")
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if not obj:
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# no (raw)videoparse and I don't know of any elements in core or -base using
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# fraction properties. Skip this test.
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return
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value = obj.props.framerate
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self.assertEqual(value.num, 25)
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self.assertEqual(value.denom, 1)
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obj.props.framerate = Gst.Fraction(2, 1)
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value = obj.props.framerate
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self.assertEqual(value.num, 2)
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self.assertEqual(value.denom, 1)
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def bad():
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obj.props.framerate = 1
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self.assertRaises(TypeError, bad)
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value = obj.props.framerate
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self.assertEqual(value.num, 2)
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self.assertEqual(value.denom, 1)
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def testGetFractionValue(self):
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Gst.init(None)
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st = Gst.Structure.from_string("video/x-raw,framerate=10/1")[0]
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value = st["framerate"]
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self.assertEqual(value.num, 10)
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self.assertEqual(value.denom, 1)
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class TestFractionRange(TestCase):
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def testConstructor(self):
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Gst.init(None)
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r = Gst.FractionRange(Gst.Fraction(1, 30), Gst.Fraction(1, 2))
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self.assertEqual(r.start, Gst.Fraction(1, 30))
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self.assertEqual(r.stop, Gst.Fraction(1, 2))
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self.assertRaises(TypeError, Gst.FractionRange, Gst.Fraction(1, 2), Gst.Fraction(1, 30))
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self.assertRaises(TypeError, Gst.FractionRange, 2, Gst.Fraction(1, 2))
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self.assertRaises(TypeError, Gst.FractionRange, Gst.Fraction(1, 2), 2)
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self.assertRaises(TypeError, Gst.FractionRange)
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def testRepr(self):
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Gst.init(None)
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self.assertEqual(repr(Gst.FractionRange(Gst.Fraction(1,30), Gst.Fraction(1,2))),
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'<Gst.FractionRange [1/30,1/2]>')
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def testGetValue(self):
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Gst.init(None)
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st = Gst.Structure.new_empty("video/x-raw")
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st["range"] = Gst.FractionRange(Gst.Fraction(1, 30), Gst.Fraction(1, 2))
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value = st["range"]
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self.assertEqual(value.start, Gst.Fraction(1, 30))
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self.assertEqual(value.stop, Gst.Fraction(1, 2))
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class TestDoubleRange(TestCase):
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def testConstructor(self):
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Gst.init(None)
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r = Gst.DoubleRange(1.2, 3.4)
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self.assertEqual(r.start, 1.2)
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self.assertEqual(r.stop, 3.4)
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self.assertRaises(TypeError, Gst.DoubleRange, {}, 2)
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self.assertRaises(TypeError, Gst.DoubleRange, 2, ())
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self.assertRaises(TypeError, Gst.DoubleRange, 2, 1)
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self.assertRaises(TypeError, Gst.DoubleRange)
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def testRepr(self):
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Gst.init(None)
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self.assertEqual(repr(Gst.DoubleRange(1,2)), '<Gst.DoubleRange [1.0,2.0]>')
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def testGetValue(self):
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Gst.init(None)
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st = Gst.Structure.new_empty("video/x-raw")
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st["range"] = Gst.DoubleRange(1,2)
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value = st["range"]
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self.assertEqual(value.start, 1.0)
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self.assertEqual(value.stop, 2.0)
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class TestInt64Range(TestCase):
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@unittest.skipUnless(sys.version_info >= (3, 0), "requires Python 3")
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def testConstructor(self):
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Gst.init(None)
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r = Gst.Int64Range(range(0, 10, 2))
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self.assertEqual(r.range, range(0, 10, 2))
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self.assertRaises(TypeError, Gst.Int64Range, range(1, 10, 2))
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self.assertRaises(TypeError, Gst.Int64Range, range(0, 9, 2))
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self.assertRaises(TypeError, Gst.Int64Range, range(10, 0))
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self.assertRaises(TypeError, Gst.Int64Range, 1)
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self.assertRaises(TypeError, Gst.Int64Range)
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@unittest.skipUnless(sys.version_info >= (3, 0), "requires Python 3")
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def testRepr(self):
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Gst.init(None)
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self.assertEqual(repr(Gst.Int64Range(range(0, 10, 2))), '<Gst.Int64Range [0,10,2]>')
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@unittest.skipUnless(sys.version_info >= (3, 0), "requires Python 3")
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def testGetValue(self):
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Gst.init(None)
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st = Gst.Structure.new_empty("video/x-raw")
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st["range"] = Gst.Int64Range(range(0, 10, 2))
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value = st["range"]
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self.assertEqual(value, range(0, 10, 2))
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class TestValueArray(TestCase):
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def testConstructor(self):
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Gst.init(None)
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a = Gst.ValueArray((1,2,3))
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self.assertEqual(a.array, [1,2,3])
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self.assertRaises(TypeError, Gst.ValueArray, 1)
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self.assertRaises(TypeError, Gst.ValueArray)
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def testRepr(self):
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Gst.init(None)
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self.assertEqual(repr(Gst.ValueArray([1,2,3])), '<Gst.ValueArray <1,2,3>>')
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def testPropertyMarshalling(self):
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Gst.init(None)
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obj = Gst.ElementFactory.make("rawvideoparse")
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if not obj:
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# no rawvideoparse and I don't know of any elements in core or -base using
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# fraction properties. Skip this test.
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return
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value = obj.props.plane_strides
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self.assertEqual(value[0], 320)
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self.assertEqual(value[1], 160)
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self.assertEqual(value[2], 160)
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obj.props.plane_strides = Gst.ValueArray([640,320,320])
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value = obj.props.plane_strides
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self.assertEqual(value[0], 640)
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self.assertEqual(value[1], 320)
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self.assertEqual(value[2], 320)
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def bad():
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obj.props.plane_strides = 1
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self.assertRaises(TypeError, bad)
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value = obj.props.plane_strides
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self.assertEqual(value[0], 640)
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self.assertEqual(value[1], 320)
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self.assertEqual(value[2], 320)
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def testGetValue(self):
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Gst.init(None)
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st = Gst.Structure.new_empty("video/x-raw")
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st["array"] = Gst.ValueArray([Gst.Fraction(1, 30), Gst.Fraction(1, 2)])
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value = st["array"]
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st["array"] = Gst.ValueArray(value)
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self.assertEqual(value[0], Gst.Fraction(1, 30))
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self.assertEqual(value[1], Gst.Fraction(1, 2))
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st["matrix"] = Gst.ValueArray([Gst.ValueArray([0, 1]), Gst.ValueArray([-1, 0])])
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value = st["matrix"]
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self.assertEqual(value[0][0], 0)
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self.assertEqual(value[0][1], 1)
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self.assertEqual(value[1][0], -1)
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self.assertEqual(value[1][1], 0)
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class TestValueList(TestCase):
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def testConstructor(self):
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Gst.init(None)
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a = Gst.ValueList((1,2,3))
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self.assertEqual(a.array, [1,2,3])
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self.assertRaises(TypeError, Gst.ValueList, 1)
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self.assertRaises(TypeError, Gst.ValueList)
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def testRepr(self):
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Gst.init(None)
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self.assertEqual(repr(Gst.ValueList([1,2,3])), '<Gst.ValueList {1,2,3}>')
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def testGetValue(self):
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Gst.init(None)
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st = Gst.Structure.new_empty("video/x-raw")
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st["framerate"] = Gst.ValueList([Gst.Fraction(1, 30), Gst.Fraction(1, 2)])
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value = st["framerate"]
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self.assertEqual(value[0], Gst.Fraction(1, 30))
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self.assertEqual(value[1], Gst.Fraction(1, 2))
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st["matrix"] = Gst.ValueList([Gst.ValueList([0, 1]), Gst.ValueList([-1 ,0])])
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value = st["matrix"]
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self.assertEqual(value[0][0], 0)
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self.assertEqual(value[0][1], 1)
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self.assertEqual(value[1][0], -1)
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self.assertEqual(value[1][1], 0)
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class TestIntRange(TestCase):
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@unittest.skipUnless(sys.version_info >= (3, 0), "requires Python 3")
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def testConstructor(self):
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Gst.init(None)
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r = Gst.IntRange(range(0, 10, 2))
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self.assertEqual(r.range, range(0, 10, 2))
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self.assertRaises(TypeError, Gst.IntRange, range(1, 10, 2))
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self.assertRaises(TypeError, Gst.IntRange, range(0, 9, 2))
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self.assertRaises(TypeError, Gst.IntRange, range(10, 0))
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self.assertRaises(TypeError, Gst.IntRange, 1)
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self.assertRaises(TypeError, Gst.IntRange)
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@unittest.skipUnless(sys.version_info >= (3, 0), "requires Python 3")
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def testRepr(self):
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Gst.init(None)
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self.assertEqual(repr(Gst.IntRange(range(0, 10, 2))), '<Gst.IntRange [0,10,2]>')
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@unittest.skipUnless(sys.version_info >= (3, 0), "requires Python 3")
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def testGetValue(self):
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Gst.init(None)
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st = Gst.Structure.new_empty("video/x-raw")
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st["range"] = Gst.IntRange(range(0, 10, 2))
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value = st["range"]
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self.assertEqual(value, range(0, 10, 2))
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class TestBitmask(TestCase):
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def testConstructor(self):
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Gst.init(None)
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r = Gst.Bitmask(1 << 5)
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self.assertEqual(r, 1 << 5)
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def testGetValue(self):
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Gst.init(None)
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self.assertEqual(Gst.Structure('test,test=(bitmask)0x20')['test'], 1 << 5)
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def testStr(self):
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Gst.init(None)
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r = Gst.Bitmask(1 << 5)
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if sys.version_info >= (3, 0):
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self.assertEqual(str(r), '0x20')
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else:
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self.assertEqual(str(r), '0x20L')
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