Update app.py

app.py

@@ -4,14 +4,14 @@ import gradio as gr
 from ultralytics import YOLO
 
 # ── Config ─────────────────────────────────────────────
-MODEL_PATH = "yolov8n.pt"     # peso pre-entrenado (COCO)
+MODEL_PATH = "yolov8n.pt"     # modelo pre-entrenado (COCO, clase “person”)
 CONF_THRES = 0.3              # confianza mínima
-LINE_RATIO = 0.5              # línea virtual: mitad de la altura
+LINE_RATIO = 0.5              # línea virtual en mitad de la altura
 # ───────────────────────────────────────────────────────
 
 model = YOLO(MODEL_PATH)
 
-# Estado global
+# Estado global para entradas/salidas
 memory = {}      # {track_id: previous_cy}
 in_count = 0
 out_count = 0
@@ -22,9 +22,14 @@ def count_people(frame):
     h, w = frame.shape[:2]
     line_y = int(h * LINE_RATIO)
 
-    # Detección + tracking ByteTrack interno
-    results = model.track(frame, classes=[0], conf=CONF_THRES,
-                          persist=True, verbose=False)  # solo clase “person”
+    # detección + tracking interno (ByteTrack)
+    results = model.track(
+        frame,
+        classes=[0],        # solo “person”
+        conf=CONF_THRES,
+        persist=True,
+        verbose=False
+    )
 
     annotated = frame.copy()
     cv2.line(annotated, (0, line_y), (w, line_y), (0, 255, 255), 2)
@@ -35,13 +40,7 @@ def count_people(frame):
             cx, cy = int((x1 + x2) / 2), int((y1 + y2) / 2)
             tid = int(box.id[0]) if box.id is not None else -1
 
-            # Dibujo
-            cv2.rectangle(annotated, (x1, y1), (x2, y2), (0, 255, 0), 1)
-            cv2.circle(annotated, (cx, cy), 3, (0, 0, 255), -1)
-            cv2.putText(annotated, str(tid), (x1, y1 - 5),
-                        cv2.FONT_HERSHEY_SIMPLEX, 0.5, (255, 0, 0), 1)
-
-            # Lógica de cruce
+            # lógica de cruce
             prev_cy = memory.get(tid, cy)
             if prev_cy < line_y <= cy:        # entra
                 in_count += 1
@@ -49,21 +48,31 @@ def count_people(frame):
                 out_count += 1
             memory[tid] = cy
 
-    # Overlay de números
-    total = in_count - out_count
-    label = f"In: {in_count} | Out: {out_count} | Ocupación: {total}"
-    cv2.putText(annotated, label, (10, 30),
-                cv2.FONT_HERSHEY_SIMPLEX, 1, (255, 255, 255), 2)
+            # dibujo
+            cv2.rectangle(annotated, (x1, y1), (x2, y2), (0, 255, 0), 1)
+            cv2.circle(annotated, (cx, cy), 3, (0, 0, 255), -1)
+            cv2.putText(annotated, str(tid), (x1, y1 - 5),
+                        cv2.FONT_HERSHEY_SIMPLEX, 0.5, (255, 0, 0), 1)
 
-    return annotated, label
+    total = in_count - out_count
+    cv2.putText(
+        annotated,
+        f"In: {in_count}  Out: {out_count}  Ocupación: {total}",
+        (10, 30),
+        cv2.FONT_HERSHEY_SIMPLEX,
+        1,
+        (255, 255, 255),
+        2
+    )
 
+    return annotated, f"In: {in_count} | Out: {out_count} | Ocupación: {total}"
 
 demo = gr.Interface(
     fn=count_people,
-    inputs=gr.Image(source="webcam", streaming=True),
-    outputs=[gr.Image(), gr.Text()],
-    title="Contador de personas (entrada única)",
+    inputs=gr.Image(sources=["webcam"], streaming=True),  # 👈 parámetro correcto
+    outputs=[gr.Image(label="Video"), gr.Text(label="Contador")],
     live=True,
+    title="Contador de personas (entrada única)"
 )
 
 if __name__ == "__main__":