From b9268e5ee0eac918ed2b09f865d9018b4b08dbfc Mon Sep 17 00:00:00 2001
From: xue <2144439972@qq.com>
Date: Mon, 29 Sep 2025 19:01:01 +0800
Subject: [PATCH] =?utf8?q?=E4=BF=AE=E5=A4=8D=E5=88=87=E6=8D=A2=E8=A1=A8?=
 =?utf8?q?=E6=83=85AT?=
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Content-Transfer-Encoding: 8bit

---
 .../zhihui/leiniao/imsl_ln/leiniao_api_at.c   | 25 +++++++++++++------
 1 file changed, 17 insertions(+), 8 deletions(-)

diff --git a/code/sdk/zhihui/leiniao/imsl_ln/leiniao_api_at.c b/code/sdk/zhihui/leiniao/imsl_ln/leiniao_api_at.c
index 9d12e3ecd..bc34f3aad 100644
--- a/code/sdk/zhihui/leiniao/imsl_ln/leiniao_api_at.c
+++ b/code/sdk/zhihui/leiniao/imsl_ln/leiniao_api_at.c
@@ -1776,24 +1776,33 @@ static uint32_t ln_switch_expression_at(uint8_t *para, uint32_t paraLen, char *s
         return ERRCODE_FAIL;
     }
     
-    // 检查路径长度限制
-    if (strlen(video_path) > 256) {
-        printf("ERROR: Video path too long (max 256 characters)\n");
+    // 拼接完整路径：/user/userdata/leiniao/emoji + 用户输入的路径
+    char full_path[512];
+    const char *base_path = "/user/userdata/leiniao/emoji";
+    
+    // 检查总路径长度限制
+    if (strlen(base_path) + strlen(video_path) + 1 > sizeof(full_path)) {
+        printf("ERROR: Full path too long (max %zu characters)\n", sizeof(full_path) - 1);
         return ERRCODE_FAIL;
     }
     
-    printf("[LN][SWITCH_EXPRESSION] Switching to video: %s\n", video_path);
+    // 拼接完整路径
+    snprintf(full_path, sizeof(full_path), "%s%s", base_path, video_path);
+    
+    printf("[LN][SWITCH_EXPRESSION] Base path: %s\n", base_path);
+    printf("[LN][SWITCH_EXPRESSION] User input: %s\n", video_path);
+    printf("[LN][SWITCH_EXPRESSION] Full path: %s\n", full_path);
     
-    // 调用C接口切换表情视频
-    bool result = switch_expression_video(video_path);
+    // 调用C接口切换表情视频，使用拼接后的完整路径
+    bool result = switch_expression_video(full_path);
     
     if (result) {
         printf("+LN_SWITCH_EXPRESSION: OK\n");
-        printf("Expression video switched successfully: %s\n", video_path);
+        printf("Expression video switched successfully: %s\n", full_path);
         return ERRCODE_SUCC;
     } else {
         printf("+LN_SWITCH_EXPRESSION: FAIL\n");
-        printf("Failed to switch expression video: %s\n", video_path);
+        printf("Failed to switch expression video: %s\n", full_path);
         return ERRCODE_FAIL;
     }
 }
-- 
2.17.1