75 lines
2.7 KiB
Python
75 lines
2.7 KiB
Python
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# SPDX-License-Identifier: GPL-3.0-or-later
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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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Add-on preferences and interface in the Blender preferences window.
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"""
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import subprocess
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import bpy
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from bpy.props import BoolProperty, StringProperty
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def get_preferences(context):
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return context.preferences.addons[__package__].preferences
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class PowerSequencerPreferences(bpy.types.AddonPreferences):
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bl_idname = __package__
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proxy_25: bpy.props.BoolProperty(name="25%", default=False)
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proxy_50: bpy.props.BoolProperty(name="50%", default=False)
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proxy_75: bpy.props.BoolProperty(name="75%", default=False)
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proxy_100: bpy.props.BoolProperty(name="100%", default=False)
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# Code adapted from Krzysztof Trzciński's work
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ffmpeg_executable: StringProperty(
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name="Path to ffmpeg executable",
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default="",
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update=lambda self, context: self.update_ffmpeg_executable(context),
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subtype="FILE_PATH",
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)
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ffmpeg_status: StringProperty(default="")
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ffmpeg_is_executable_valid: BoolProperty(default=False)
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def update_ffmpeg_executable(self, context):
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error_message, info = self._try_run_ffmpeg(self.ffmpeg_executable)
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self.ffmpeg_is_executable_valid = error_message == ""
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self.ffmpeg_status = error_message if error_message != "" else info
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def _try_run_ffmpeg(self, path):
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"""Runs ffmpeg -version, and returns an error message if it failed"""
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error_message, info = "", ""
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try:
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info: str = subprocess.check_output([path, "-version"]).decode("utf-8")
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info = info[: info.find("Copyright")]
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print(info)
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except (OSError, subprocess.CalledProcessError):
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error_message = "Path `{}` is not a valid ffmpeg executable".format(path)
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return error_message, info
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def draw(self, context):
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layout = self.layout
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layout.label(text="Proxy")
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row = layout.row()
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row.prop(self, "proxy_25")
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row.prop(self, "proxy_50")
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row.prop(self, "proxy_75")
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row.prop(self, "proxy_100")
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text = [
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"(Optional) FFMpeg executable to use for multithread renders and proxy generation. "
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"Use this to render with a version of ffmpeg that's not on your system's PATH variable."
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]
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for line in text:
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layout.label(text=line)
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layout.prop(self, "ffmpeg_executable")
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icon = "INFO" if self.ffmpeg_is_executable_valid else "ERROR"
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layout.label(text=self.ffmpeg_status, icon=icon)
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register_preferences, unregister_preferences = bpy.utils.register_classes_factory(
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[PowerSequencerPreferences]
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)
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