From 65042a7bc805b3a82024767da6db448c55687d50 Mon Sep 17 00:00:00 2001
From: Tian jianyong <11429339@qq.com>
Date: Thu, 18 Dec 2025 17:01:39 +0800
Subject: [PATCH] =?UTF-8?q?=E9=80=82=E5=BA=94=E5=B1=8F=E5=B9=95=E5=88=86?=
 =?UTF-8?q?=E8=BE=A8=E7=8E=87?=
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Content-Transfer-Encoding: 8bit

---
 face_rec.py | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/face_rec.py b/face_rec.py
index 0f9c6bd..61f3b10 100644
--- a/face_rec.py
+++ b/face_rec.py
@@ -699,16 +699,17 @@ class FaceRecognitionSystem:
             try:
                 import screeninfo
                 screen = screeninfo.get_monitors()[0]
-                canvas_width = int(screen.width)
-                canvas_height = int(screen.height)
-                x_pos = 0
-                y_pos = 0
+                # 添加额外边距确保完全覆盖屏幕
+                canvas_width = int(screen.width + 40)
+                canvas_height = int(screen.height + 40)
+                x_pos = -20  # 负偏移量居中
+                y_pos = -20
             except Exception as e:
                 self.logger.warning(f"无法获取屏幕信息,使用默认尺寸: {e}")
-                canvas_width = max(qr_width * 2, 1920)
-                canvas_height = max(qr_height, 1080)
-                x_pos = 0
-                y_pos = 0
+                canvas_width = max(qr_width * 2, 1960)
+                canvas_height = max(qr_height, 1120)
+                x_pos = -20
+                y_pos = -20
 
             rendered = self._build_qrcode_instruction_canvas(qr_image, (canvas_width, canvas_height))
             if rendered is None: