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#
# Copyright (C) 2016-2019 by Nathan Lovato, Daniel Oakey, Razvan Radulescu, and contributors
#
# This file is part of Power Sequencer.
#
# Power Sequencer is free software: you can redistribute it and/or modify it under the terms of the
# GNU General Public License as published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# Power Sequencer is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
# without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along with Power Sequencer. If
# not, see <https://www.gnu.org/licenses/>.
#
import bpy
import operator
from .utils.global_settings import SequenceTypes
from .utils.functions import convert_duration_to_frames
from .utils.doc import doc_name, doc_idname, doc_brief, doc_description
class POWER_SEQUENCER_OT_make_still_image(bpy.types.Operator):
"""
*brief* Make still image from active strip
Converts image under the cursor to a still image, to create a pause effect in the video,
using the active sequence
"""
doc = {
"name": doc_name(__qualname__),
"demo": "",
"description": doc_description(__doc__),
"shortcuts": [],
"keymap": "Sequencer",
}
bl_idname = doc_idname(__qualname__)
bl_label = doc["name"]
bl_description = doc_brief(doc["description"])
bl_options = {"REGISTER", "UNDO"}
strip_duration: bpy.props.FloatProperty(
name="Strip Duration",
description="The duration in seconds of the new strip, if 0.0 it will use the gap as its duration",
default=0.0,
min=0.0,
)
@classmethod
def poll(cls, context):
return context.selected_sequences
def invoke(self, context, event):
window_manager = context.window_manager
return window_manager.invoke_props_dialog(self)
def execute(self, context):
scene = context.scene
active = scene.sequence_editor.active_strip
sequencer = bpy.ops.sequencer
transform = bpy.ops.transform
start_frame = scene.frame_current
offset = convert_duration_to_frames(context, self.strip_duration)
if active.type not in SequenceTypes.VIDEO:
self.report(
{"ERROR_INVALID_INPUT"},
"You must select a video or meta strip. \
You selected a strip of type"
+ str(active.type)
+ " instead.",
)
return {"CANCELLED"}
if not active.frame_final_start <= start_frame < active.frame_final_end:
self.report(
{"ERROR_INVALID_INPUT"},
"Your time cursor must be on the frame you want \
to convert to a still image.",
)
return {"CANCELLED"}
if start_frame == active.frame_final_start:
scene.frame_current = start_frame + 1
if self.strip_duration <= 0.0:
strips = sorted(
scene.sequence_editor.sequences, key=operator.attrgetter("frame_final_start")
)
for s in strips:
if s.frame_final_start > active.frame_final_start and s.channel == active.channel:
next = s
break
offset = next.frame_final_start - active.frame_final_end
active.select = True
source_blend_type = active.blend_type
sequencer.cut(frame=scene.frame_current, type="SOFT", side="RIGHT")
transform.seq_slide(value=(offset, 0))
sequencer.cut(frame=scene.frame_current + offset + 1, type="SOFT", side="LEFT")
transform.seq_slide(value=(-offset, 0))
sequencer.meta_make()
active = scene.sequence_editor.active_strip
active.name = "Still image"
active.blend_type = source_blend_type
active.select_right_handle = True
transform.seq_slide(value=(offset, 0))
scene.frame_current = start_frame
active.select = True
active.select_right_handle = False
active.select_left_handle = False
return {"FINISHED"}
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