(附)设置镜头变焦、云台旋转

<h3>浏览器登录摄像头，点击“预览”，在右上方区域进行设置，如下红色区域</h3> <p><strong> </strong> <img src="https://www.showdoc.com.cn/server/api/attachment/visitFile?sign=4e9450572e816cc6f94110727ffbb58c&amp;amp;file=file.png" alt="" /></p> <p><strong> </strong></p> <h3>一、变焦设置</h3> <p><img src="https://www.showdoc.com.cn/server/api/attachment/visitFile?sign=684614ed7cf9979b006ec89bfb5d10b4&amp;amp;file=file.png" alt="" /></p> <h4>鼠标左击或按压住不放，镜头拉近，画面放大</h4> <p><strong> </strong> <img src="https://www.showdoc.com.cn/server/api/attachment/visitFile?sign=c8f84bf31a4ff9e01f2fedb1bfc67f91&amp;amp;file=file.png" alt="" /></p> <p><strong> </strong></p> <h4>鼠标左击或按压住不放，镜头拉远，画面缩小</h4> <hr /> <h3>二、云台控制（根据箭头的方向控制）注：限带云台功能的摄像头</h3> <p><img src="https://www.showdoc.com.cn/server/api/attachment/visitFile?sign=08178457dab300776ba215dd00e14a04&amp;amp;file=file.png" alt="" /></p> <h4>鼠标左击或按压住不放，镜头开始向上移动</h4> <p><strong> </strong></p> <hr /> <p><img src="https://www.showdoc.com.cn/server/api/attachment/visitFile?sign=df8c9b95381de1b4aeed10c6f6767401&amp;amp;file=file.png" alt="" /></p> <h4>鼠标左击或按压住不放，镜头开始向下移动</h4> <p><strong> </strong></p> <hr /> <p><strong> </strong> <img src="https://www.showdoc.com.cn/server/api/attachment/visitFile?sign=f1fbdba8b1950ae8a51cefd7c6a80851&amp;amp;file=file.png" alt="" /></p> <h4>鼠标左击或按压住不放，镜头开始向左移动</h4> <p><strong> </strong></p> <hr /> <p><strong> </strong> <img src="https://www.showdoc.com.cn/server/api/attachment/visitFile?sign=f60f213f04ee986ee94d500f33957a6e&amp;amp;file=file.png" alt="" /></p> <h4>鼠标左击或按压住不放，镜头开始向右移动</h4> <p><strong> </strong></p> <p><strong> </strong></p>