Make get_input a free function

faster_whisper/transcribe.py

@@ -179,7 +179,7 @@ class WhisperModel:
                 language_probability = 1
             else:
                 segment = features[:, : self.feature_extractor.nb_max_frames]
-                input = self.get_input(segment)
+                input = get_input(segment)
                 results = self.model.detect_language(input)
                 language_token, language_probability = results[0][0]
                 language = language_token[2:-2]
@@ -356,7 +356,7 @@ class WhisperModel:
                 )
 
     def generate_with_fallback(self, segment, prompt, tokenizer, options):
-        features = self.get_input(segment)
+        features = get_input(segment)
         result = None
         avg_log_prob = None
         final_temperature = None
@@ -448,11 +448,12 @@ class WhisperModel:
 
         return prompt
 
-    def get_input(self, segment):
-        segment = np.ascontiguousarray(segment)
-        segment = np.expand_dims(segment, 0)
-        segment = ctranslate2.StorageView.from_array(segment)
-        return segment
+
+def get_input(segment):
+    segment = np.ascontiguousarray(segment)
+    segment = np.expand_dims(segment, 0)
+    segment = ctranslate2.StorageView.from_array(segment)
+    return segment
 
 
 def get_compression_ratio(text):