make async for future flexibility

Author: typester

examples/video-stream/audio_wave.py

@@ -296,8 +296,8 @@ async def main(room: rtc.Room, room_name: str):
     finally:
         audio_task.cancel()
         await av_sync.aclose()
-        audio_source.close()
-        video_source.close()
+        await audio_source.aclose()
+        await video_source.aclose()
 
 
 if __name__ == "__main__":

examples/video-stream/video_play.py

@@ -181,8 +181,8 @@ async def _push_frames(
     finally:
         await streamer.aclose()
         await av_sync.aclose()
-        audio_source.close()
-        video_source.close()
+        await audio_source.aclose()
+        await video_source.aclose()
 
 
 if __name__ == "__main__":

livekit-rtc/livekit/rtc/audio_source.py

@@ -176,7 +176,7 @@ def _release_waiter(self) -> None:
         self._q_size = 0.0
         self._join_fut = None
 
-    def close(self) -> None:
+    async def aclose(self) -> None:
         """Close the audio source
 
         This method cleans up resources associated with the audio source.

livekit-rtc/livekit/rtc/video_source.py

@@ -43,5 +43,5 @@ def capture_frame(
         req.capture_video_frame.timestamp_us = timestamp_us
         FfiClient.instance.request(req)
 
-    def close(self) -> None:
+    async def aclose(self) -> None:
         self._ffi_handle.dispose()