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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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00d6c1e5ae
Reviewed-by: Thibault Saunier <thibault.saunier@collabora.com> Differential Revision: https://phabricator.freedesktop.org/D1391
162 lines
6.3 KiB
Python
162 lines
6.3 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright (c) 2016 Alexandru Băluț <alexandru.balut@gmail.com>
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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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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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import unittest # noqa
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from unittest import mock
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from .common import create_main_loop
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from .common import create_project
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from .common import GESSimpleTimelineTest # noqa
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Gst.init(None)
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GES.init()
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class TestTimeline(unittest.TestCase):
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def test_signals_not_emitted_when_loading(self):
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mainloop = create_main_loop()
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timeline = create_project(with_group=True, saved=True)
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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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signals = ["layer-added", "group-added", "track-added"]
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handle = mock.Mock()
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for signal in signals:
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timeline.connect(signal, handle)
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mainloop.run()
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self.assertTrue(loaded_called)
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handle.assert_not_called()
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class TestEditing(GESSimpleTimelineTest):
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def test_transition_disappears_when_moving_to_another_layer(self):
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self.timeline.props.auto_transition = True
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unused_clip1 = self.add_clip(0, 0, 100)
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clip2 = self.add_clip(50, 0, 100)
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self.assertEquals(len(self.layer.get_clips()), 4)
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layer2 = self.timeline.append_layer()
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clip2.edit([], layer2.get_priority(), GES.EditMode.EDIT_NORMAL, GES.Edge.EDGE_NONE, clip2.props.start)
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self.assertEquals(len(self.layer.get_clips()), 1)
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self.assertEquals(len(layer2.get_clips()), 1)
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def test_transition_moves_when_rippling_to_another_layer(self):
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self.timeline.props.auto_transition = True
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clip1 = self.add_clip(0, 0, 100)
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clip2 = self.add_clip(50, 0, 100)
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all_clips = self.layer.get_clips()
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self.assertEquals(len(all_clips), 4)
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layer2 = self.timeline.append_layer()
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clip1.edit([], layer2.get_priority(), GES.EditMode.EDIT_RIPPLE, GES.Edge.EDGE_NONE, clip1.props.start)
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self.assertEquals(self.layer.get_clips(), [])
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self.assertEquals(set(layer2.get_clips()), set(all_clips))
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def test_transition_rippling_after_next_clip_stays(self):
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self.timeline.props.auto_transition = True
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clip1 = self.add_clip(0, 0, 100)
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clip2 = self.add_clip(50, 0, 100)
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all_clips = self.layer.get_clips()
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self.assertEquals(len(all_clips), 4)
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clip1.edit([], self.layer.get_priority(), GES.EditMode.EDIT_RIPPLE, GES.Edge.EDGE_NONE, clip2.props.start + 1)
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self.assertEquals(set(self.layer.get_clips()), set(all_clips))
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def test_transition_rippling_over_does_not_create_another_transition(self):
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self.timeline.props.auto_transition = True
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clip1 = self.add_clip(0, 0, 17 * Gst.SECOND)
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clip2 = clip1.split(7.0 * Gst.SECOND)
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# Make a transition between the two clips
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clip1.edit([], self.layer.get_priority(), GES.EditMode.EDIT_NORMAL, GES.Edge.EDGE_NONE, 4.5 * Gst.SECOND)
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# Rippl clip1 and check that transitions ar always the sames
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all_clips = self.layer.get_clips()
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self.assertEquals(len(all_clips), 4)
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clip1.edit([], self.layer.get_priority(), GES.EditMode.EDIT_RIPPLE, GES.Edge.EDGE_NONE, 41.5 * Gst.SECOND)
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self.assertEquals(len(self.layer.get_clips()), 4)
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clip1.edit([], self.layer.get_priority(), GES.EditMode.EDIT_RIPPLE, GES.Edge.EDGE_NONE, 35 * Gst.SECOND)
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self.assertEquals(len(self.layer.get_clips()), 4)
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class TestSnapping(GESSimpleTimelineTest):
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def test_snapping(self):
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self.timeline.props.auto_transition = True
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self.timeline.set_snapping_distance(1)
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clip1 = self.add_clip(0, 0, 100)
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# Split clip1.
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split_position = 50
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clip2 = clip1.split(split_position)
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self.assertEquals(len(self.layer.get_clips()), 2)
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self.assertEqual(clip1.props.duration, split_position)
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self.assertEqual(clip2.props.start, split_position)
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# Make sure snapping prevents clip2 to be moved to the left.
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clip2.edit([], self.layer.get_priority(), GES.EditMode.EDIT_NORMAL, GES.Edge.EDGE_NONE,
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clip2.props.start - 1)
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self.assertEqual(clip2.props.start, split_position)
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class TestTransitions(GESSimpleTimelineTest):
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def test_emission_order_for_transition_clip_added_signal(self):
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self.timeline.props.auto_transition = True
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unused_clip1 = self.add_clip(0, 0, 100)
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clip2 = self.add_clip(100, 0, 100)
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# Connect to signals to track in which order they are emitted.
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signals = []
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def clip_added_cb(layer, clip):
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self.assertIsInstance(clip, GES.TransitionClip)
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signals.append("clip-added")
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self.layer.connect("clip-added", clip_added_cb)
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def property_changed_cb(clip, pspec):
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self.assertEqual(clip, clip2)
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self.assertEqual(pspec.name, "start")
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signals.append("notify::start")
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clip2.connect("notify::start", property_changed_cb)
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# Move clip2 to create a transition with clip1.
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clip2.edit([], self.layer.get_priority(), GES.EditMode.EDIT_NORMAL, GES.Edge.EDGE_NONE, 50)
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# The clip-added signal is emitted twice, once for the video
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# transition and once for the audio transition.
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self.assertEqual(signals, ["notify::start", "clip-added", "clip-added"])
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