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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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e41a6b6fac
Instead of focusing on the instances of the clips and their children, we relax the check to allow moving track element clip between clips that share a common asset. This makes it as correct conceptually but more flexible, and the code becomes simpler.
342 lines
12 KiB
Python
342 lines
12 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright (c) 2015, Thibault Saunier
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#
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# This program 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 program 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 program; if not, write to the
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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 . import overrides_hack
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import os
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import tempfile
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import gi
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gi.require_version("Gst", "1.0")
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gi.require_version("GES", "1.0")
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from gi.repository import Gst # noqa
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Gst.init(None) # noqa
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from gi.repository import GES # noqa
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GES.init()
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from . import common # noqa
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import unittest # noqa
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class TestCopyPaste(unittest.TestCase):
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def setUp(self):
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self.timeline = GES.Timeline.new_audio_video()
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self.assertEqual(len(self.timeline.get_tracks()), 2)
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self.layer = self.timeline.append_layer()
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def testCopyClipRemoveAndPaste(self):
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clip1 = GES.TestClip.new()
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clip1.props.duration = 10
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self.layer.add_clip(clip1)
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self.assertEqual(len(clip1.get_children(False)), 2)
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copy = clip1.copy(True)
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self.assertEqual(len(self.layer.get_clips()), 1)
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self.layer.remove_clip(clip1)
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copy.paste(10)
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self.assertEqual(len(self.layer.get_clips()), 1)
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def testCopyPasteTitleClip(self):
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clip1 = GES.TitleClip.new()
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clip1.props.duration = 10
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self.layer.add_clip(clip1)
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self.assertEqual(len(clip1.get_children(False)), 1)
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copy = clip1.copy(True)
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self.assertEqual(len(self.layer.get_clips()), 1)
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copy.paste(10)
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self.assertEqual(len(self.layer.get_clips()), 2)
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class TestTransitionClip(unittest.TestCase):
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def test_serialize_invert(self):
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timeline = GES.Timeline.new()
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timeline.add_track(GES.VideoTrack.new())
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layer = timeline.append_layer()
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clip1 = GES.TransitionClip.new_for_nick("crossfade")
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clip1.props.duration = Gst.SECOND
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self.assertTrue(layer.add_clip(clip1))
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vtransition, = clip1.children
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vtransition.set_inverted(True)
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self.assertEqual(vtransition.props.invert, True)
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with tempfile.NamedTemporaryFile() as tmpxges:
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uri = Gst.filename_to_uri(tmpxges.name)
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timeline.save_to_uri(uri, None, True)
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timeline = GES.Timeline.new_from_uri(uri)
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project = timeline.get_asset()
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mainloop = common.create_main_loop()
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project.connect("loaded", lambda _, __: mainloop.quit())
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mainloop.run()
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self.assertIsNotNone(timeline)
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layer, = timeline.get_layers()
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clip, = layer.get_clips()
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vtransition, = clip.children
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self.assertEqual(vtransition.props.invert, True)
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class TestTitleClip(unittest.TestCase):
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def testSetColor(self):
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timeline = GES.Timeline.new_audio_video()
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clip = GES.TitleClip.new()
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timeline.append_layer().add_clip(clip )
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self.assertTrue(clip.set_child_property('color', 1))
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self.assertTrue(clip.set_child_property('color', 4294967295))
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def testGetPropertyNotInTrack(self):
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title_clip = GES.TitleClip.new()
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self.assertEqual(title_clip.props.text, "")
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self.assertEqual(title_clip.props.font_desc, "Serif 36")
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def test_split_effect(self):
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timeline = GES.Timeline.new()
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timeline.add_track(GES.VideoTrack.new())
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layer = timeline.append_layer()
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clip1 = GES.TitleClip.new()
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clip1.props.duration = Gst.SECOND
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self.assertTrue(layer.add_clip(clip1))
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effect = GES.Effect.new("agingtv")
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self.assertTrue(clip1.add(effect))
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children1 = clip1.get_children(True)
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self.assertNotEqual(children1[0].props.priority,
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children1[1].props.priority)
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clip2 = clip1.split(Gst.SECOND / 2)
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children1 = clip1.get_children(True)
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self.assertNotEqual(children1[0].props.priority,
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children1[1].props.priority)
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children2 = clip2.get_children(True)
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self.assertNotEqual(children2[0].props.priority,
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children2[1].props.priority)
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class TestUriClip(common.GESSimpleTimelineTest):
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def test_max_duration_on_extract(self):
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asset = GES.UriClipAsset.request_sync(common.get_asset_uri("audio_video.ogg"))
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clip = asset.extract()
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self.assertEqual(clip.props.max_duration, Gst.SECOND)
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class TestTrackElements(common.GESSimpleTimelineTest):
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def test_add_to_layer_with_effect_remove_add(self):
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timeline = GES.Timeline.new_audio_video()
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video_track, audio_track = timeline.get_tracks()
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layer = timeline.append_layer()
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test_clip = GES.TestClip()
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self.assertEqual(test_clip.get_children(True), [])
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self.assertTrue(layer.add_clip(test_clip))
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audio_source = test_clip.find_track_element(None, GES.AudioSource)
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video_source = test_clip.find_track_element(None, GES.VideoSource)
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self.assertTrue(test_clip.set_child_property("volume", 0.0))
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self.assertEqual(audio_source.get_child_property("volume")[1], 0.0)
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effect = GES.Effect.new("agingtv")
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test_clip.add(effect)
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self.assertEqual(audio_source.props.track, audio_track)
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self.assertEqual(video_source.props.track, video_track)
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self.assertEqual(effect.props.track, video_track)
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children = test_clip.get_children(True)
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layer.remove_clip(test_clip)
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self.assertEqual(test_clip.get_children(True), children)
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self.assertEqual(audio_source.props.track, None)
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self.assertEqual(video_source.props.track, None)
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self.assertEqual(effect.props.track, None)
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self.assertTrue(layer.add_clip(test_clip))
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self.assertEqual(test_clip.get_children(True), children)
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self.assertEqual(audio_source.props.track, audio_track)
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self.assertEqual(video_source.props.track, video_track)
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self.assertEqual(effect.props.track, video_track)
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audio_source = test_clip.find_track_element(None, GES.AudioSource)
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self.assertFalse(audio_source is None)
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self.assertEqual(audio_source.get_child_property("volume")[1], 0.0)
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self.assertEqual(audio_source.props.track, audio_track)
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self.assertEqual(video_source.props.track, video_track)
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self.assertEqual(effect.props.track, video_track)
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def test_effects_priority(self):
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timeline = GES.Timeline.new_audio_video()
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layer = timeline.append_layer()
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test_clip = GES.TestClip.new()
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layer.add_clip(test_clip)
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self.assert_effects(test_clip)
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effect1 = GES.Effect.new("agingtv")
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test_clip.add(effect1)
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self.assert_effects(test_clip, effect1)
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test_clip.set_top_effect_index(effect1, 1)
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self.assert_effects(test_clip, effect1)
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test_clip.set_top_effect_index(effect1, 10)
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self.assert_effects(test_clip, effect1)
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effect2 = GES.Effect.new("dicetv")
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test_clip.add(effect2)
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self.assert_effects(test_clip, effect1, effect2)
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test_clip.remove(effect1)
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self.assert_effects(test_clip, effect2)
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def test_signal_order_when_removing_effect(self):
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timeline = GES.Timeline.new_audio_video()
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layer = timeline.append_layer()
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test_clip = GES.TestClip.new()
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layer.add_clip(test_clip)
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self.assert_effects(test_clip)
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effect1 = GES.Effect.new("agingtv")
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test_clip.add(effect1)
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effect2 = GES.Effect.new("dicetv")
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test_clip.add(effect2)
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self.assert_effects(test_clip, effect1, effect2)
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mainloop = common.create_main_loop()
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signals = []
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def handler_cb(*args):
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signals.append(args[-1])
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test_clip.connect("child-removed", handler_cb, "child-removed")
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effect2.connect("notify::priority", handler_cb, "notify::priority")
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test_clip.remove(effect1)
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test_clip.disconnect_by_func(handler_cb)
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effect2.disconnect_by_func(handler_cb)
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self.assert_effects(test_clip, effect2)
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mainloop.run(until_empty=True)
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self.assertEqual(signals, ["child-removed", "notify::priority"])
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def test_moving_core_track_elements(self):
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clip = self.append_clip()
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clip1 = self.append_clip()
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title_clip = self.append_clip(asset_type=GES.TitleClip)
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track_element = clip.find_track_element(None, GES.VideoSource)
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self.assertTrue(clip.remove(track_element))
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track_element1 = clip1.find_track_element(None, GES.VideoSource)
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self.assertTrue(clip1.remove(track_element1))
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self.assertTrue(clip1.add(track_element))
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self.assertIsNotNone(track_element.get_track())
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# We can add another TestSource to the clip as it has the same parent
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# asset
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self.assertTrue(clip1.add(track_element1))
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# We already have a core TrackElement for the video track, not adding
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# a second one.
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self.assertIsNone(track_element1.get_track())
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clip1.remove(track_element)
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clip1.remove(track_element1)
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title = title_clip.find_track_element(None, GES.VideoSource)
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self.assertTrue(title_clip.remove(title))
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# But we can't add an element that has been created by a TitleClip
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self.assertFalse(clip.add(title))
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self.assertFalse(title_clip.add(track_element))
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self.assertTrue(clip.add(track_element))
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self.assertTrue(clip1.add(track_element1))
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def test_ungroup_regroup(self):
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clip = self.append_clip()
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children = clip.get_children(True)
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clip1, clip2 = GES.Container.ungroup(clip, True)
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self.assertEqual(clip, clip1)
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clip1_child, = clip1.get_children(True)
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clip2_child, = clip2.get_children(True)
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self.assertCountEqual (children, [clip1_child, clip2_child])
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# can freely move children between the ungrouped clips
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self.assertTrue(clip1.remove(clip1_child))
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self.assertTrue(clip2.add(clip1_child))
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self.assertTrue(clip2.remove(clip2_child))
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self.assertTrue(clip1.add(clip2_child))
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grouped = GES.Container.group([clip1, clip2])
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self.assertEqual(grouped, clip1)
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self.assertCountEqual(clip1.get_children(True),
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[clip1_child, clip2_child])
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self.assertEqual(clip2.get_children(True), [])
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# can freely move children between the grouped clips
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self.assertTrue(clip1.remove(clip2_child))
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self.assertTrue(clip2.add(clip2_child))
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self.assertTrue(clip1.remove(clip1_child))
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self.assertTrue(clip2.add(clip1_child))
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self.assertTrue(clip2.remove(clip1_child))
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self.assertTrue(clip1.add(clip1_child))
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self.assertTrue(clip2.remove(clip2_child))
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self.assertTrue(clip1.add(clip2_child))
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# clip2 no longer part of the timeline
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self.assertIsNone(clip2.props.layer)
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self.assertEqual(clip1.props.layer, self.layer)
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self.assertIsNone(clip2.props.timeline)
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self.assertEqual(clip1.props.timeline, self.timeline)
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def test_image_source_asset(self):
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asset = GES.UriClipAsset.request_sync(common.get_asset_uri("png.png"))
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clip = self.layer.add_asset(asset, 0, 0, Gst.SECOND, GES.TrackType.UNKNOWN)
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image_src, = clip.get_children(True)
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self.assertTrue(image_src.get_asset().is_image())
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self.assertTrue(isinstance(image_src, GES.VideoUriSource))
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imagefreeze, = [e for e in image_src.get_nleobject().iterate_recurse()
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if e.get_factory().get_name() == "imagefreeze"]
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asset = GES.UriClipAsset.request_sync(common.get_asset_uri("audio_video.ogg"))
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clip = self.layer.add_asset(asset, Gst.SECOND, 0, Gst.SECOND, GES.TrackType.VIDEO)
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video_src, = clip.get_children(True)
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self.assertEqual([e for e in video_src.get_nleobject().iterate_recurse()
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if e.get_factory().get_name() == "imagefreeze"], [])
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