Update app.py

app.py

@@ -6,7 +6,7 @@ import mediapipe as mp
 # 初始化 MediaPipe Hands
 mp_hands = mp.solutions.hands
 mp_drawing = mp.solutions.drawing_utils
-hands = mp_hands.Hands(min_detection_confidence=0.5, min_tracking_confidence=0.5)
+hands = mp_hands.Hands(min_detection_confidence=0.3, min_tracking_confidence=0.3)  # 降低置信度提升速度
 
 # WebRTC 配置
 rtc_configuration = {
@@ -22,6 +22,9 @@ def detection(image, conf_threshold=0.5):
     # 将图像从 BGR 转换为 RGB（MediaPipe 需要 RGB 格式）
     image_rgb = cv2.cvtColor(image, cv2.COLOR_BGR2RGB)
 
+    # 将图像大小缩小到一个较小的尺寸，降低计算负担
+    image = cv2.resize(image, (640, 480))
+
     # 使用 MediaPipe Hands 处理图像
     results = hands.process(image_rgb)
 
@@ -70,4 +73,4 @@ with gr.Blocks(css=css) as demo:
         )
 
 if __name__ == "__main__":
-    demo.launch()
+    demo.launch()