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Viewing changes to tests/test_alpha_passthrough.py

  • Committer: Bazaar Package Importer
  • Author(s): Sebastien Bacher
  • Date: 2011-07-07 13:43:47 UTC
  • mto: (6.1.9 sid) (1.2.12)
  • mto: This revision was merged to the branch mainline in revision 32.
  • Revision ID: james.westby@ubuntu.com-20110707134347-cari9kxjiakzej9z
Tags: upstream-0.14.1
Import upstream version 0.14.1

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tests/test_alpha_passthrough.py
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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 program; if not, write to the
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# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
 
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# Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
 
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# Boston, MA 02110-1301, USA.
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from unittest import TestCase
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from pitivi.elements.mixer import SmartVideomixerBinPropertyHelper
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from pitivi.utils import infinity
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def set_one_keyframe(track_object, value):
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    interpolator = track_object.getInterpolator("alpha")
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    kf = list(interpolator.getKeyframes())[0]
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    interpolator.setKeyframeValue(kf, value)
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def set_all_keyframes(track_object, value):
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    interpolator = track_object.getInterpolator("alpha")
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    if interpolator is not None:
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                val = value
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            interpolator.setKeyframeValue(kf, val)
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def yuv(fourcc):
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    caps = gst.Caps("video/x-raw-yuv,format=(fourcc)%s" % fourcc)
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    return VideoStream(caps)
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def rgb():
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    caps = gst.Caps("video/x-raw-rgb,bpp=(int)24,depth=(int)24,"
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            "endianness=(int)4321,red_mask=(int)16711680,"
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            "green_mask=(int)65280,blue_mask=(int)255")
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    return VideoStream(caps)
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def make_track_object(stream):
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    factory = VideoTestSourceFactory()
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    factory.duration = 15 * gst.SECOND
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    return SourceTrackObject(factory, stream)
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class TestAlpha(TestCase):
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    def setUp(self):
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        # create a pipeline
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        # make a fakesink for the pipeline and connect it as necessary with a callback
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        composition = self.track1.composition
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        fakesink = gst.element_factory_make('fakesink')
 
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        def bin_pad_added_cb(composition, pad):
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            pad.link(fakesink.get_pad('sink'))
 
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        composition.connect("pad-added", bin_pad_added_cb)
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        # add the composition and fakesink to the pipeline and set state to paused to preroll
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        # capsfilter
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        for input in self.svmbin.inputs.values():
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            capsfilter = input[2]
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            self.failUnless(capsfilter.props.caps[0].has_key("format"))
 
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            self.failUnless(capsfilter.props.caps[0].has_field("format"))
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    def failUnlessAlphaIsNotSet(self):
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        # check that each SmartVideomixerBin input has alpha _not_ set on its
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        # capsfilter
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        for input in self.svmbin.inputs.values():
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            capsfilter = input[2]
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            self.failIf(capsfilter.props.caps[0].has_key("format"))
 
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            self.failIf(capsfilter.props.caps[0].has_field("format"))
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    def testKeyframesOnDifferentObjects(self):
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        # no alpha < 1.0 keyframes