流式传输

services/a2f_api/blend_shape_parser.py

@@ -17,9 +17,11 @@ class BlendShapeParser:
 
     @staticmethod
     def csv_to_blend_shapes(csv_path: str):
-        frames = []
+        return list(BlendShapeParser.iter_csv_to_blend_shapes(csv_path))
+
+    @staticmethod
+    def iter_csv_to_blend_shapes(csv_path: str):
         with open(csv_path, 'r') as f:
-            
             reader = csv.DictReader(f)
             for row in reader:
                 frame = {'timeCode': float(row['timeCode']), 'blendShapes': {}}
@@ -27,5 +29,4 @@ class BlendShapeParser:
                     col_name = f'blendShapes.{key}'
                     if col_name in row:
                         frame['blendShapes'][key] = float(row[col_name])
-                frames.append(frame)
-        return frames
+                yield frame