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https://github.com/blender/blender-addons.git
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c9f09d722a
This makes the add-on compatible with Blender 2.83 after renaming the cut operator to split. The update brings mainly bug fixes and quality of life improvements. Changelog: https://github.com/GDQuest/blender-power-sequencer/blob/master/CHANGELOG.md#power-sequencer-1 36 Commits: https://github.com/GDQuest/blender-power-sequencer/compare/1.4.0...fb55bc77cf31920ddfe6fd4342b11e53ac988c93
119 lines
4.5 KiB
Python
119 lines
4.5 KiB
Python
#
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# Copyright (C) 2016-2020 by Nathan Lovato, Daniel Oakey, Razvan Radulescu, and contributors
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#
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# This file is part of Power Sequencer.
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#
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# Power Sequencer is free software: you can redistribute it and/or modify it under the terms of the
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# GNU General Public License as published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# Power Sequencer is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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# without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along with Power Sequencer. If
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# not, see <https://www.gnu.org/licenses/>.
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#
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import bpy
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from .utils.functions import find_sequences_after
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from .utils.functions import convert_duration_to_frames
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from .utils.global_settings import SequenceTypes
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from .utils.doc import doc_name, doc_idname, doc_brief, doc_description
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class POWER_SEQUENCER_OT_crossfade_add(bpy.types.Operator):
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"""
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*brief* Adds cross fade between selected sequence and the closest sequence to its right
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Based on the active strip, finds the closest next sequence of a similar type, moves it
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so it overlaps the active strip, and adds a gamma cross effect between them. Works with
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MOVIE, IMAGE and META strips
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"""
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doc = {
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"name": doc_name(__qualname__),
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"demo": "https://i.imgur.com/ZyEd0jD.gif",
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"description": doc_description(__doc__),
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"shortcuts": [
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({"type": "C", "value": "PRESS", "ctrl": True, "alt": True}, {}, "Add Crossfade")
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],
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"keymap": "Sequencer",
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}
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bl_idname = doc_idname(__qualname__)
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bl_label = doc["name"]
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bl_description = doc_brief(doc["description"])
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bl_options = {"REGISTER", "UNDO"}
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crossfade_duration: bpy.props.FloatProperty(
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name="Crossfade Duration", description="The duration of the crossfade", default=0.5, min=0
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)
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auto_move_strip: bpy.props.BoolProperty(
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name="Auto Move Strip",
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description=(
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"When true, moves the second strip so the crossfade"
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" is of the length set in 'Crossfade Length'"
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),
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default=True,
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)
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@classmethod
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def poll(cls, context):
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return context.selected_sequences
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def execute(self, context):
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sorted_selection = sorted(context.selected_sequences, key=lambda s: s.frame_final_start)
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for s in sorted_selection:
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s_next = self.get_next_sequence_after(context, s)
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s_to_offset = s_next.input_1 if hasattr(s_next, "input_1") else s_next
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if self.auto_move_strip:
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offset = s_to_offset.frame_final_start - s.frame_final_end
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s_to_offset.frame_start -= offset
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if s_to_offset.frame_final_start == s.frame_final_end:
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self.offset_sequence_handles(context, s, s_to_offset)
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self.apply_crossfade(context, s, s_next)
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return {"FINISHED"}
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def get_next_sequence_after(self, context, sequence):
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"""
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Returns the first sequence after `sequence` by frame_final_start
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"""
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next_sequence = None
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next_in_channel = [
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s for s in find_sequences_after(context, sequence) if s.channel == sequence.channel
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]
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next_transitionable = (s for s in next_in_channel if s.type in SequenceTypes.TRANSITIONABLE)
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try:
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next_sequence = min(next_transitionable, key=lambda s: s.frame_final_start)
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except ValueError:
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pass
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return next_sequence
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def apply_crossfade(self, context, strip_from, strip_to):
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for s in bpy.context.selected_sequences:
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s.select = False
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strip_from.select = True
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strip_to.select = True
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context.scene.sequence_editor.active_strip = strip_to
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bpy.ops.sequencer.effect_strip_add(type="GAMMA_CROSS")
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def offset_sequence_handles(self, context, sequence_1, sequence_2):
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"""
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Moves the handles of the two sequences before adding the crossfade
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"""
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fade_duration = convert_duration_to_frames(context, self.crossfade_duration)
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fade_offset = fade_duration / 2
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if hasattr(sequence_1, "input_1"):
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sequence_1.input_1.frame_final_end -= fade_offset
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else:
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sequence_1.frame_final_end -= fade_offset
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if hasattr(sequence_2, "input_1"):
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sequence_2.input_1.frame_final_start += fade_offset
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else:
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sequence_2.frame_final_start += fade_offset
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