From 940a92dea5bb1f720e939fb76eb72b888a4d2cfb Mon Sep 17 00:00:00 2001
From: lijun <lijun@xiaoduotech.com>
Date: Sat, 18 Jan 2025 19:36:35 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BD=BF=E7=94=A8=E5=88=86=E7=A6=BB=E6=96=B9?=
 =?UTF-8?q?=E5=BC=8F=EF=BC=8C=E4=BF=AE=E6=94=B9=E8=A7=86=E9=A2=91=E6=B5=81?=
 =?UTF-8?q?=E8=BF=94=E5=9B=9E=E6=96=B9=E5=BC=8F?=
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---
 service/tool.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/service/tool.go b/service/tool.go
index 7230485..c64b932 100644
--- a/service/tool.go
+++ b/service/tool.go
@@ -189,6 +189,9 @@ func getVideoFrame(device proto.DeviceInfo) {
 		if device.NextStop {
 			break
 		}
+		if frame.Empty() {
+			frame = gocv.NewMat()
+		}
 		frame = gocv.NewMat()
 		ok := webcam.Read(&frame)
 		if !ok {