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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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a46390ff56
This is implemented on top of a Tree that represents the whole timeline. SourceClips can not fully overlap anymore and the tests have been updated to take that into account. Some new tests were added to verify that behaviour in greater details
361 lines
No EOL
12 KiB
Python
361 lines
No EOL
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 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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from gi.repository import GES # noqa
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from . import common # noqa
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import unittest # noqa
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from unittest import mock
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Gst.init(None)
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GES.init()
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class TestGroup(common.GESSimpleTimelineTest):
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def testCopyGroup(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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group = GES.Group.new()
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self.assertTrue(group.add(clip1))
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self.assertEqual(len(group.get_children(False)), 1)
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group_copy = group.copy(True)
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self.assertEqual(len(group_copy.get_children(False)), 0)
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self.assertTrue(group_copy.paste(10))
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clips = self.layer.get_clips()
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self.assertEqual(len(clips), 2)
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self.assertEqual(clips[1].props.start, 10)
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clips[1].edit([], 1, GES.EditMode.EDIT_NORMAL, GES.Edge.EDGE_NONE, 10)
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clips = self.layer.get_clips()
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self.assertEqual(len(clips), 1)
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def testPasteChangedGroup(self):
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clip1 = GES.TestClip.new()
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clip1.props.duration = 10
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clip2 = GES.TestClip.new()
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clip2.props.start = 20
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clip2.props.duration = 10
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self.layer.add_clip(clip1)
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self.layer.add_clip(clip2)
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self.assertEqual(len(clip1.get_children(False)), 2)
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group = GES.Group.new()
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self.assertTrue(group.add(clip1))
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self.assertEqual(len(group.get_children(False)), 1)
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group_copy = group.copy(True)
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self.assertEqual(len(group_copy.get_children(False)), 0)
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self.assertTrue(group.add(clip2))
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self.assertEqual(len(group.get_children(False)), 2)
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self.assertEqual(len(group_copy.get_children(False)), 0)
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self.assertTrue(group_copy.paste(10))
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clips = self.layer.get_clips()
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self.assertEqual(len(clips), 3)
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self.assertEqual(clips[1].props.start, 10)
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def testPasteChangedGroup(self):
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clip1 = GES.TestClip.new()
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clip1.props.duration = 10
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clip2 = GES.TestClip.new()
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clip2.props.start = 20
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clip2.props.duration = 10
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self.layer.add_clip(clip1)
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self.layer.add_clip(clip2)
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self.assertEqual(len(clip1.get_children(False)), 2)
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group = GES.Group.new()
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self.assertTrue(group.add(clip1))
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self.assertEqual(len(group.get_children(False)), 1)
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group_copy = group.copy(True)
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self.assertEqual(len(group_copy.get_children(False)), 0)
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self.assertTrue(group.add(clip2))
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self.assertEqual(len(group.get_children(False)), 2)
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self.assertEqual(len(group_copy.get_children(False)), 0)
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self.assertTrue(group_copy.paste(10))
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clips = self.layer.get_clips()
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self.assertEqual(len(clips), 3)
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self.assertEqual(clips[1].props.start, 10)
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def test_move_clips_between_layers_with_auto_transition(self):
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self.timeline.props.auto_transition = True
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layer2 = self.timeline.append_layer()
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clip1 = GES.TestClip.new()
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clip1.props.start = 0
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clip1.props.duration = 30
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clip2 = GES.TestClip.new()
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clip2.props.start = 20
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clip2.props.duration = 20
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self.layer.add_clip(clip1)
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self.layer.add_clip(clip2)
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clips = self.layer.get_clips()
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self.assertEqual(len(clips), 4)
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self.assertEqual(layer2.get_clips(), [])
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group = GES.Container.group(clips)
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self.assertIsNotNone(group)
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self.assertTrue(clip1.edit(
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self.timeline.get_layers(), 1, GES.EditMode.EDIT_NORMAL, GES.Edge.EDGE_NONE, 0))
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self.assertEqual(self.layer.get_clips(), [])
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clips = layer2.get_clips()
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self.assertEqual(len(clips), 4)
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def test_remove_emits_signal(self):
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clip1 = GES.TestClip.new()
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self.layer.add_clip(clip1)
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group = GES.Group.new()
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child_removed_cb = mock.Mock()
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group.connect("child-removed", child_removed_cb)
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group.add(clip1)
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group.remove(clip1)
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child_removed_cb.assert_called_once_with(group, clip1)
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group.add(clip1)
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child_removed_cb.reset_mock()
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group.ungroup(recursive=False)
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child_removed_cb.assert_called_once_with(group, clip1)
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def test_loaded_project_has_groups(self):
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mainloop = common.create_main_loop()
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timeline = common.create_project(with_group=True, saved=True)
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layer, = timeline.get_layers()
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group, = timeline.get_groups()
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self.assertEqual(len(layer.get_clips()), 2)
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for clip in layer.get_clips():
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self.assertEqual(clip.get_parent(), group)
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# Reload the project, check the group.
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project = GES.Project.new(uri=timeline.get_asset().props.uri)
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loaded_called = False
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def loaded(unused_project, unused_timeline):
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nonlocal loaded_called
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loaded_called = True
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mainloop.quit()
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project.connect("loaded", loaded)
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timeline = project.extract()
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mainloop.run()
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self.assertTrue(loaded_called)
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layer, = timeline.get_layers()
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group, = timeline.get_groups()
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self.assertEqual(len(layer.get_clips()), 2)
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for clip in layer.get_clips():
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self.assertEqual(clip.get_parent(), group)
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def test_moving_group_with_transition(self):
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self.timeline.props.auto_transition = True
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clip1 = GES.TestClip.new()
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clip1.props.start = 0
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clip1.props.duration = 30
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clip2 = GES.TestClip.new()
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clip2.props.start = 20
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clip2.props.duration = 20
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self.layer.add_clip(clip1)
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self.layer.add_clip(clip2)
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clips = self.layer.get_clips()
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self.assertEqual(len(clips), 4)
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video_transition = None
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audio_transition = None
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for clip in clips:
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if isinstance(clip, GES.TransitionClip):
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if isinstance(clip.get_children(False)[0], GES.VideoTransition):
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video_transition = clip
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else:
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audio_transition = clip
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self.assertIsNotNone(audio_transition)
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self.assertIsNotNone(video_transition)
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self.assertEqual(video_transition.props.start, 20)
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self.assertEqual(video_transition.props.duration, 10)
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self.assertEqual(audio_transition.props.start, 20)
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self.assertEqual(audio_transition.props.duration, 10)
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group = GES.Container.group(clips)
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self.assertIsNotNone(group)
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self.assertTrue(clip2.edit(
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self.timeline.get_layers(), 0,
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GES.EditMode.EDIT_NORMAL, GES.Edge.EDGE_NONE, 25))
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clip2.props.start = 25
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clips = self.layer.get_clips()
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self.assertEqual(len(clips), 4)
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self.assertEqual(clip1.props.start, 5)
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self.assertEqual(clip1.props.duration, 30)
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self.assertEqual(clip2.props.start, 25)
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self.assertEqual(clip2.props.duration, 20)
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self.assertEqual(video_transition.props.start, 25)
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self.assertEqual(video_transition.props.duration, 10)
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self.assertEqual(audio_transition.props.start, 25)
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self.assertEqual(audio_transition.props.duration, 10)
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def test_moving_group_snapping_from_the_middle(self):
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self.track_types = [GES.TrackType.AUDIO]
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super().setUp()
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snapped_positions = []
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def snapping_started_cb(timeline, first_element, second_element,
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position, snapped_positions):
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snapped_positions.append(position)
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self.timeline.props.snapping_distance = 5
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self.timeline.connect("snapping-started", snapping_started_cb,
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snapped_positions)
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for start in range(0, 20, 5):
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clip = GES.TestClip.new()
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clip.props.start = start
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clip.props.duration = 5
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self.layer.add_clip(clip)
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clips = self.layer.get_clips()
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self.assertEqual(len(clips), 4)
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group = GES.Container.group(clips[1:3])
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self.assertIsNotNone(group)
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self.assertTimelineTopology([
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[
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(GES.TestClip, 0, 5),
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(GES.TestClip, 5, 5),
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(GES.TestClip, 10, 5),
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(GES.TestClip, 15, 5),
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],
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], groups=[clips[1:3]])
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self.assertEqual(clips[1].props.start, 5)
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self.assertEqual(clips[2].props.start, 10)
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clips[2].edit([], 0, GES.EditMode.EDIT_NORMAL, GES.Edge.EDGE_NONE, 11)
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self.assertEqual(snapped_positions[0], 5)
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self.assertTimelineTopology([
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[
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(GES.TestClip, 0, 5),
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(GES.TestClip, 5, 5),
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(GES.TestClip, 10, 5),
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(GES.TestClip, 15, 5),
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],
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], groups=[clips[1:3]])
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def test_rippling_with_group(self):
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self.track_types = [GES.TrackType.AUDIO]
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super().setUp()
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for _ in range(4):
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self.append_clip()
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snapped_positions = []
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def snapping_started_cb(timeline, first_element, second_element,
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position, snapped_positions):
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snapped_positions.append(position)
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self.timeline.props.snapping_distance = 5
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self.timeline.connect("snapping-started", snapping_started_cb,
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snapped_positions)
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clips = self.layer.get_clips()
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self.assertEqual(len(clips), 4)
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group_clips = clips[1:3]
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GES.Container.group(group_clips)
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self.assertTimelineTopology([
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[
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(GES.TestClip, 0, 10),
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(GES.TestClip, 10, 10),
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(GES.TestClip, 20, 10),
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(GES.TestClip, 30, 10),
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],
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], groups=[group_clips])
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self.assertFalse(clips[2].edit([], 0, GES.EditMode.EDIT_RIPPLE, GES.Edge.EDGE_NONE, 5))
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self.assertTimelineTopology([
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[
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(GES.TestClip, 0, 10),
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(GES.TestClip, 10, 10),
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(GES.TestClip, 20, 10),
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(GES.TestClip, 30, 10),
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],
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], groups=[group_clips])
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# Negative start...
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self.assertFalse(clips[2].edit([], 1, GES.EditMode.EDIT_RIPPLE, GES.Edge.EDGE_NONE, 1))
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self.assertTimelineTopology([
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[
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(GES.TestClip, 0, 10),
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(GES.TestClip, 10, 10),
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(GES.TestClip, 20, 10),
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(GES.TestClip, 30, 10),
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],
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], groups=[group_clips])
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self.assertTrue(clips[2].edit([], 1, GES.EditMode.EDIT_RIPPLE, GES.Edge.EDGE_NONE, 20))
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self.assertTimelineTopology([
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[
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(GES.TestClip, 0, 10),
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],
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[
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(GES.TestClip, 10, 10),
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(GES.TestClip, 20, 10),
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(GES.TestClip, 30, 10),
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],
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], groups=[group_clips]) |