From 7c27613902468d8b5fa2d7d8813850ea0e24dd59 Mon Sep 17 00:00:00 2001
From: Xiajijian <1176061145@qq.com>
Date: Fri, 21 Aug 2026 11:39:51 +0800
Subject: [PATCH] 添加大华/海康 SDK 库文件

---
 ard-common/src/main/java/com/ard/common/core/redis/RedisConst.java |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/ard-common/src/main/java/com/ard/common/core/redis/RedisConst.java b/ard-common/src/main/java/com/ard/common/core/redis/RedisConst.java
index e1101c7..bff1c8b 100644
--- a/ard-common/src/main/java/com/ard/common/core/redis/RedisConst.java
+++ b/ard-common/src/main/java/com/ard/common/core/redis/RedisConst.java
@@ -21,6 +21,11 @@
 
     public static final String WEBSOCKET_VIDEO_ADDRESS_PREFIX = "videoaddress" + DELIMITER;
 
+    // cover_state
+    public static final String COVER_STATE_PREFIX = "coverstate" + DELIMITER;
+
+    public static final String COVER_STATE_OSD_PREFIX = "coverstateosd" + DELIMITER;
+
     public static final String DEVICE_ONLINE_PREFIX = "online" + DELIMITER;
 
     public static final String WEBSOCKET_PREFIX = "webSocket" + DELIMITER;

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