Render sequences

sequencer_utils.py

@@ -7,7 +7,7 @@ import os
 import bpy
 from bpy.app.handlers import persistent
 
-from vse_toolbox.bl_utils import get_scene_settings, get_strip_settings
+from vse_toolbox.bl_utils import get_scene_settings, get_strip_settings, attr_set
 from vse_toolbox.file_utils import install_module, parse
 from vse_toolbox.constants import SOUND_SUFFIXES
 #import multiprocessing
@@ -284,24 +284,19 @@ def render_strip(strip, output):
     output = os.path.abspath(bpy.path.abspath(output))
 
     scn = bpy.context.scene
-    scene_start = scn.frame_start
-    scene_end = scn.frame_end
-    scene_current = scn.frame_current
-    render_path = scn.render.filepath
 
-    scn.frame_start = strip.frame_final_start
-    scn.frame_end = strip.frame_final_end - 1
-    scn.render.filepath = output
+    attributes = [
+        (scn, "frame_start", strip.frame_final_start),
+        (scn, "frame_end", strip.frame_final_end - 1),
+        (scn, "frame_current"),
+        (scn.render, "filepath", output),
+    ]
 
-    print(f'Render Strip to {scn.render.filepath}')
     Path(output).parent.mkdir(exist_ok=True, parents=True)
-    bpy.ops.render.opengl(animation=True, sequencer=True)
+    with attr_set(attributes):
+        print(f'Render Strip to {scn.render.filepath}')
+        bpy.ops.render.opengl(animation=True, sequencer=True)
             
-    scn.frame_start = scene_start
-    scn.frame_end = scene_end
-    scn.frame_current = scene_current
-    scn.render.filepath = render_path
-
 def import_edit(filepath, adapter="cmx_3600", channel='Shots', match_by='name'):
     opentimelineio = install_module('opentimelineio')