tests: rename get_encoded_frame to get_capture_frame

tests/test_audio.py

@@ -30,16 +30,16 @@ def test_capturing_toggle():
     assert ap.capturing is False
 
 
-def test_get_encoded_frame_empty():
+def test_get_capture_frame_empty():
     ap = AudioPipeline()
-    assert ap.get_encoded_frame() is None
+    assert ap.get_capture_frame() is None
 
 
-def test_get_encoded_frame_returns_queued():
+def test_get_capture_frame_returns_queued():
     ap = AudioPipeline()
     ap._capture_queue.put(b"\x01\x02\x03")
-    assert ap.get_encoded_frame() == b"\x01\x02\x03"
-    assert ap.get_encoded_frame() is None
+    assert ap.get_capture_frame() == b"\x01\x02\x03"
+    assert ap.get_capture_frame() is None
 
 
 def test_queue_playback_and_callback():