feat(inference): log fps

Author: syenpark

config.toml

@@ -2,6 +2,7 @@
 fps = 25
 source_id = 0
 uri = "rtsp://camera/stream"
+fps_check_interval_sec=10
 
 [zmq]
 port = 5555

src/python/_cli.py

@@ -86,4 +86,5 @@ def inference(
         source_id=config_data["stream"].get("source_id", 0),
         uri=config_data["stream"].get("uri", "rtsp://camera/stream"),
         port=config_data["zmq"].get("port", 5555),
+        fps_check_interval_sec=config_data["stream"].get("fps_interval_sec", 10),
     )

src/python/yolo/inference/metadata.py

@@ -144,6 +144,7 @@ def run_simulation(
     source_id: int = 0,
     uri: str = "rtsp://camera/stream",
     port: int = 5555,
+    fps_check_interval_sec: int = 10,
 ) -> None:
     """Run the live stream tracker simulation and send via ZeroMQ."""
     # Initialize ZeroMQ PUB socket
@@ -154,6 +155,10 @@ def run_simulation(
     logger.info("📡 Sending Live Stream Metadata via ZeroMQ (Ctrl+C to stop)...")
     logger.info("📡 Publishing on tcp://*:%s", port)
 
+    # FPS tracking
+    interval_start_time = time.time()
+    interval_frame_count = 0
+
     try:
         for metadata in live_stream_tracker_simulation(fps=fps, uri=uri):
             # Send metadata via ZeroMQ
@@ -163,6 +168,24 @@ def run_simulation(
                 frame_objects=metadata["detections"],
             )
 
+            # Track FPS
+            interval_frame_count += 1
+            current_time = time.time()
+            elapsed = current_time - interval_start_time
+
+            # Log average FPS every 10 seconds
+            if elapsed >= fps_check_interval_sec:
+                avg_fps = interval_frame_count / elapsed
+                logger.info(
+                    "📊 Average FPS: %.2f/%02d (over %.1f seconds)",
+                    avg_fps,
+                    fps,
+                    elapsed,
+                )
+                # Reset counters
+                interval_start_time = current_time
+                interval_frame_count = 0
+
             logger.debug(
                 "[Frame %s] Active Objects: %s",
                 metadata["frame_num"],