113 lines
2.6 KiB
Python
113 lines
2.6 KiB
Python
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"""
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Generic Blender functions
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"""
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import os
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from pathlib import Path
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import subprocess
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import json
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from textwrap import dedent
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import bpy
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def abspath(path):
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path = os.path.abspath(bpy.path.abspath(path))
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return Path(path)
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def get_scene_settings():
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return bpy.context.scene.vsetb_settings
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def get_strip_settings():
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scn = bpy.context.scene
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strip = bpy.context.active_sequence_strip
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if not strip:
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return
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return strip.vsetb_strip_settings
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def norm_arg(arg_name):
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return "--" + arg_name.replace(' ', '-')
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def norm_value(value):
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if isinstance(value, (tuple, list)):
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values = []
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for v in value:
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if not isinstance(v, str):
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v = json.dumps(v)
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values.append(v)
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return values
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if isinstance(value, Path):
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return str(value)
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if not isinstance(value, str):
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value = json.dumps(value)
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return value
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def get_bl_cmd(blender=None, background=False, focus=True, blendfile=None, script=None, output=None, **kargs):
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cmd = [str(blender)] if blender else [bpy.app.binary_path]
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if background:
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cmd += ['--background']
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if not focus and not background:
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cmd += ['--no-window-focus']
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cmd += ['--window-geometry', '5000', '0', '10', '10']
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cmd += ['--python-use-system-env']
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if blendfile:
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cmd += [str(blendfile)]
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if output:
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cmd += ['-o', str(output)]
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if script:
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cmd += ['--python', str(script)]
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if kargs:
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cmd += ['--']
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for k, v in kargs.items():
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k = norm_arg(k)
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v = norm_value(v)
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cmd += [k]
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if isinstance(v, (tuple, list)):
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cmd += v
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else:
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cmd += [v]
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return cmd
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def background_render(output=None):
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#bpy.context.scene.render.filepath = '{output}'
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output = os.path.abspath(bpy.path.abspath(output))
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script_code = dedent(f"""
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import bpy
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bpy.context.scene.render.filepath = '{str(output)}'
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bpy.ops.render.render(animation=True)
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bpy.ops.wm.quit_blender()
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""")
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tmp_blend = Path(bpy.app.tempdir) / Path(bpy.data.filepath).name
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bpy.ops.wm.save_as_mainfile(filepath=str(tmp_blend), copy=True)
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script_path = Path(bpy.app.tempdir) / 'render_blender_background.py'
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script_path.write_text(script_code)
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cmd = get_bl_cmd(blendfile=tmp_blend, script=script_path, background=True)
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print('Background Render...')
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print(cmd)
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subprocess.Popen(cmd)
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def get_addon_prefs():
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addon_name = __package__.split('.')[0]
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return bpy.context.preferences.addons[addon_name].preferences
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