A video surveillance method, comprising: obtaining, by a client, an intelligent analysis alarm and moving track information of at least one alarm triggering object, and adjusting a window layout of a user interface according to the intelligent analysis alarm, wherein the intelligent analysis alarm is triggered by the client, a surveillance platform, or a camera when determining that there is an intrusion object in a surveillance scene according to an intelligent analysis strategy; and performing, by the client, local magnification on the at least one alarm triggering object according to moving track information of the at least one alarm triggering object; characterized in that: wherein the performing, by the client, local magnification on the at least one alarm triggering object according to moving track information of the at least one alarm triggering object comprises: obtaining, by the client, position information of the at least one alarm triggering object from the moving track information of the at least one alarm triggering object; obtaining, by the client, a current real-time image, and matching the real-time image with the position information of the at least one alarm triggering object, to find a position of the at least one alarm triggering object in the real-time image; and performing, by the client, local magnification on the at least one alarm triggering object by using the position of the at least one alarm triggering object in the real-time image as a center. obtaining, by a client, an intelligent analysis alarm and moving track information of at least one alarm triggering object, and adjusting a window layout of a user interface according to the intelligent analysis alarm, wherein the intelligent analysis alarm is triggered by the client, a surveillance platform, or a camera when determining that there is an intrusion object in a surveillance scene according to an intelligent analysis strategy; and performing, by the client, local magnification on the at least one alarm triggering object according to moving track information of the at least one alarm triggering object; characterized in that: wherein the performing, by the client, local magnification on the at least one alarm triggering object according to moving track information of the at least one alarm triggering object comprises: obtaining, by the client, position information of the at least one alarm triggering object from the moving track information of the at least one alarm triggering object; obtaining, by the client, a current real-time image, and matching the real-time image with the position information of the at least one alarm triggering object, to find a position of the at least one alarm triggering object in the real-time image; and performing, by the client, local magnification on the at least one alarm triggering object by using the position of the at least one alarm triggering object in the real-time image as a center. wherein the performing, by the client, local magnification on the at least one alarm triggering object according to moving track information of the at least one alarm triggering object comprises: obtaining, by the client, position information of the at least one alarm triggering object from the moving track information of the at least one alarm triggering object; obtaining, by the client, a current real-time image, and matching the real-time image with the position information of the at least one alarm triggering object, to find a position of the at least one alarm triggering object in the real-time image; and performing, by the client, local magnification on the at least one alarm triggering object by using the position of the at least one alarm triggering object in the real-time image as a center. obtaining, by the client, position information of the at least one alarm triggering object from the moving track information of the at least one alarm triggering object; obtaining, by the client, a current real-time image, and matching the real-time image with the position information of the at least one alarm triggering object, to find a position of the at least one alarm triggering object in the real-time image; and performing, by the client, local magnification on the at least one alarm triggering object by using the position of the at least one alarm triggering object in the real-time image as a center.