硬盘录像机首帧图片

Modules/Camera/Services/CameraServices.php

@@ -449,6 +449,8 @@ class CameraServices
             $cover_picture = CameraList::where('id', $camera_id)->value('cover_picture');
 
             if ($file_exists && $ts_exists) {
+                //先修改已生成目录用户组
+                exec("chown -R www:www " . public_path() . '/' . CameraEnum::M3U8_FILE_PATH . $path);
                 //查询是否存在封面图
                 if (!$cover_picture) {
                     //获取第一帧作为封面图