fix sam2 models

vr180_matting/config.py

@@ -27,6 +27,8 @@ class MattingConfig:
     use_disparity_mapping: bool = True
     memory_offload: bool = True
     fp16: bool = True
+    sam2_model_cfg: str = "sam2_hiera_l.yaml"
+    sam2_checkpoint: str = "sam2_hiera_large.pt"
 
 
 @dataclass
@@ -89,7 +91,9 @@ class VR180Config:
             'matting': {
                 'use_disparity_mapping': self.matting.use_disparity_mapping,
                 'memory_offload': self.matting.memory_offload,
-                'fp16': self.matting.fp16
+                'fp16': self.matting.fp16,
+                'sam2_model_cfg': self.matting.sam2_model_cfg,
+                'sam2_checkpoint': self.matting.sam2_checkpoint
             },
             'output': {
                 'path': self.output.path,