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124 lines
5 KiB
Python
124 lines
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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import sys
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from common import gst, unittest, TestCase
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class StructureTest(TestCase):
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def setUp(self):
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TestCase.setUp(self)
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self.struct = gst.structure_from_string('video/x-raw-yuv,width=10,foo="bar",pixel-aspect-ratio=1/2,framerate=5/1,boolean=(boolean)true')
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def testName(self):
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assert self.struct.get_name() == 'video/x-raw-yuv'
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self.struct.set_name('foobar')
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assert self.struct.get_name() == 'foobar'
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def testInt(self):
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assert self.struct.has_key('width')
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assert isinstance(self.struct['width'], int)
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assert self.struct['width'] == 10, self.struct['width']
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self.struct['width'] = 5
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assert self.struct.has_key('width')
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assert isinstance(self.struct['width'], int)
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assert self.struct['width'] == 5, self.struct['width']
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def testString(self):
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assert self.struct.has_key('foo')
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assert isinstance(self.struct['foo'], unicode)
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assert self.struct['foo'] == 'bar', self.struct['foo']
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self.struct['foo'] = 'baz'
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assert self.struct.has_key('foo')
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assert isinstance(self.struct['foo'], unicode)
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assert self.struct['foo'] == 'baz', self.struct['foo']
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def testBoolean(self):
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assert self.struct.has_key('boolean')
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assert isinstance(self.struct['boolean'], bool)
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assert self.struct['boolean'] == True, self.struct['boolean']
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self.struct['boolean'] = False
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assert self.struct.has_key('boolean')
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assert isinstance(self.struct['boolean'], bool)
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assert self.struct['boolean'] == False, self.struct['boolean']
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def testCreateInt(self):
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self.struct['integer'] = 5
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assert self.struct.has_key('integer')
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assert isinstance(self.struct['integer'], int)
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assert self.struct['integer'] == 5, self.struct['integer']
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def testGstValue(self):
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s = self.struct
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s['fourcc'] = gst.Fourcc('XVID')
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assert s['fourcc'].fourcc == 'XVID'
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s['frac'] = gst.Fraction(3,4)
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assert s['frac'].num == 3
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assert s['frac'].denom == 4
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s['fracrange'] = gst.FractionRange(gst.Fraction(0,1),
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gst.Fraction(25,3))
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assert s['fracrange'].low.num == 0
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assert s['fracrange'].low.denom == 1
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assert s['fracrange'].high.num == 25
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assert s['fracrange'].high.denom == 3
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s['intrange'] = gst.IntRange(5,21)
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assert s['intrange'].low == 5
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assert s['intrange'].high == 21
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s['doublerange'] = gst.DoubleRange(6.,21.)
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assert s['doublerange'].low == 6.
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assert s['doublerange'].high == 21.
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s['fixedlist'] = (4, 5, 6)
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assert isinstance(s['fixedlist'], tuple)
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assert s['fixedlist'] == (4, 5, 6)
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s['list'] = [4, 5, 6]
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assert isinstance(s['list'], list)
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assert s['list'] == [4, 5, 6]
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s['boolean'] = True
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assert isinstance(s['boolean'], bool)
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assert s['boolean'] == True
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# finally, some recursive tests
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s['rflist'] = ([(['a', 'b'], ['c', 'd']),'e'], ['f', 'g'])
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assert s['rflist'] == ([(['a', 'b'], ['c', 'd']),'e'], ['f', 'g'])
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s['rlist'] = [([(['a', 'b'], ['c', 'd']),'e'], ['f', 'g']), 'h']
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assert s['rlist'] == [([(['a', 'b'], ['c', 'd']),'e'], ['f', 'g']), 'h']
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def testStructureChange(self):
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assert self.struct['framerate'] == gst.Fraction(5, 1)
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self.struct['framerate'] = gst.Fraction(10, 1)
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assert self.struct['framerate'] == gst.Fraction(10, 1)
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self.struct['pixel-aspect-ratio'] = gst.Fraction(4, 2)
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assert self.struct['pixel-aspect-ratio'].num == 2
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assert self.struct['pixel-aspect-ratio'].denom == 1
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def testKeys(self):
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k = self.struct.keys()
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self.failUnless(k)
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self.assertEquals(len(k), 5)
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self.failUnless("width" in k)
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self.failUnless("foo" in k)
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self.failUnless("framerate" in k)
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self.failUnless("pixel-aspect-ratio" in k)
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self.failUnless("boolean" in k)
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if __name__ == "__main__":
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unittest.main()
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