Use GP_RENDER_FILE_FORMAT env var to set file output nodes

CHANGELOG.md

@@ -14,6 +14,10 @@ Activate / deactivate layer opacity according to prefix
 Activate / deactivate all masks using MA layers
 -->
 
+1.8.12
+
+- changed: Use GP_RENDER_FILE_FORMAT env var to set file output nodes
+
 1.8.11
 
 - fixed: cleaning materials duplication checked against name without checking material GP type

__init__.py

@@ -2,7 +2,7 @@ bl_info = {
     "name": "GP Render",
     "description": "Organise export of gp layers through compositor output",
     "author": "Samuel Bernou",
-    "version": (1, 8, 11),
+    "version": (1, 8, 12),
     "blender": (3, 0, 0),
     "location": "View3D",
     "warning": "",

fn.py

@@ -152,19 +152,18 @@ def copy_settings(obj_a, obj_b):
             pass
 
 def set_file_output_format(fo):
-    # FIXME for now default fallback to multilayer
-    env_file_format = os.environ.get('FILE_FORMAT')
-    fo.format.file_format = env_file_format if env_file_format else 'OPEN_EXR_MULTILAYER'
-    # fo.format.file_format = 'OPEN_EXR' # 'OPEN_EXR_MULTILAYER'
-    fo.format.color_mode = 'RGBA'
-    fo.format.color_depth = '16'
-    fo.format.exr_codec = 'PIZ' # 'ZIP', 'RLE'
 
-    ## PNG format
-    # fo.format.file_format = 'PNG'
-    # fo.format.color_mode = 'RGBA'
-    # fo.format.color_depth = '8'
-    # fo.format.compression = 15
+    env_file_format = json.loads(os.environ.get('GP_RENDER_FILE_FORMAT', '{}'))
+    if not env_file_format:
+        env_file_format = {
+            'file_format': 'OPEN_EXR_MULTILAYER',
+            'exr_codec': 'ZIP',
+            'color_depth': '16',
+            'color_mode': 'RGBA'
+        }
+
+    for k, v in env_file_format.items():
+        setattr(fo.format, k, v)
 
 def set_scene_aa_settings(scene=None, aa=True):
     '''aa == using native AA, else disable scene AA'''