Structure about scene control parameters.
struct{
DWORD dwSize;
NET_DVR_VIDEO_WALL_INFO struVideoWallInfo;
DWORD dwCmd;
BYTE byRes[4];
}NET_DVR_SCENE_CONTROL_INFO,*LPNET_DVR_SCENE_CONTROL_INFO;
Structure size
Video wall information, see the structure NET_DVR_VIDEO_WALL_INFO for details.
Scene control command: 1-switch scene (it is invalid if switching to the current scene), 2-initialize scene (clear configured scene parameters, if the scene is displayed, the display image will be cleared), 3-force switching scene, 4-save current view as a scene
Reserved, set to 0