visca camera ctrl

此程式是根據sony的通訊協定所寫的控制程式，可以控制ptz 並取得攝影機目前ptz狀態-The program can control the sony evi d70 ptz camera with Sony control protocol

基于VISCA协议开发，用于摄像机串口通信，控制摄像机云台等。例如：向左、向右旋转，变焦-Based on VISCA protocol developed for the camera serial communication control camera pan and tilt. For example: to the left, right rotation, zoom, etc.