Adjust README

Co-authored-by: aider (gemini/gemini-3.1-pro-preview) <aider@aider.chat>

main.py

@@ -26,18 +26,6 @@ def playback_thread(file_path, state):
     stream = container.streams.audio[0]
     resampler = av.AudioResampler(format='s16', layout='stereo', rate=48000)
     
-    def build_graph(template_frame):
-        graph = av.filter.Graph()
-        src = graph.add_abuffer(template=template_frame)
-        loudnorm = graph.add("loudnorm", "I=-16:TP=-1.5:LRA=11")
-        sink = graph.add("abuffersink")
-        src.link_to(loudnorm)
-        loudnorm.link_to(sink)
-        graph.configure()
-        return graph
-
-    graph = None
-    
     with open(fifo_path, 'wb') as fifo:
         iterator = container.decode(stream)
         while state.running:
@@ -53,7 +41,6 @@ def playback_thread(file_path, state):
                 with state.lock:
                     state.seek_request = None
                 iterator = container.decode(stream)
-                graph = None  # Reset filter graph on seek
                 continue
                 
             if paused:
@@ -70,44 +57,17 @@ def playback_thread(file_path, state):
             with state.lock:
                 state.time_pos = float(frame.pts * stream.time_base)
                 
-            if graph is None:
-                try:
-                    graph = build_graph(frame)
-                except Exception as e:
-                    print(f"Filter graph error: {e}", file=sys.stderr)
-                    graph = "FAILED"
+            resampled_frames = resampler.resample(frame)
+            for r_frame in resampled_frames:
+                arr = r_frame.to_ndarray()
+                
+                # Apply volume
+                if vol != 100.0:
+                    multiplier = max(0.0, vol / 100.0)
+                    arr = arr.astype(np.float32) * multiplier
+                    arr = np.clip(arr, -32768, 32767).astype(np.int16)
                     
-            if graph == "FAILED":
-                frames_to_process = [frame]
-            else:
-                try:
-                    graph.push(frame)
-                except av.AVError:
-                    continue
-                    
-                frames_to_process = []
-                while True:
-                    try:
-                        frames_to_process.append(graph.pull())
-                    except (av.AVError, BlockingIOError):
-                        break
-                        
-            for filtered_frame in frames_to_process:
-                resampled_frames = resampler.resample(filtered_frame)
-                for r_frame in resampled_frames:
-                    arr = r_frame.to_ndarray()
-                    
-                    # Apply volume
-                    if vol != 100.0:
-                        multiplier = max(0.0, vol / 100.0)
-                        arr = arr.astype(np.float32) * multiplier
-                        arr = np.clip(arr, -32768, 32767).astype(np.int16)
-                        
-                    try:
-                        fifo.write(arr.tobytes())
-                    except BrokenPipeError:
-                        state.running = False
-                        return
+                fifo.write(arr.tobytes())
 
 def handle_ipc_client(conn, state):
     buffer = ""
@@ -208,9 +168,6 @@ def main():
     
     try:
         playback_thread(args.file, state)
-        # Keep the main thread alive until Navidrome explicitly sends 'quit'
-        while state.running:
-            time.sleep(0.1)
     except KeyboardInterrupt:
         pass
     finally: