Update model.py

model.py

@@ -12,15 +12,8 @@ class Wav2Vec2BERT_Llama(nn.Module):
     def __init__(self):
         super().__init__()
 
-        ckpt_path = hf_hub_download(
-            repo_id="amphion/deepfake_detection", 
-            filename="w2vbert2"
-        )
         # 1. 加载预训练模型
-        self.wav2vec2bert = Wav2Vec2BertModel.from_pretrained(
-            ckpt_path, 
-            output_hidden_states=True
-        )
+        self.wav2vec2bert = Wav2Vec2BertModel.from_pretrained("facebook/w2v-bert-2.0")
         
         # 2. 选择性冻结参数
         for name, param in self.wav2vec2bert.named_parameters():