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      <div class="weizhi">当前位置：<a href="/">首页</a> &gt; <a href="/article.html">技术文章</a> &gt; 具体在哪些方面来衡量防爆摄像机呢？</div>
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       <h1 class="biaoti">具体在哪些方面来衡量防爆摄像机呢？</h1>
       <div class="fabiao">更新时间：2018-10-23&nbsp;&nbsp;|&nbsp;&nbsp;点击率：4501</div>
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       <div>　　具体在哪些方面来衡量防爆摄像机呢?<br />&nbsp;</div><div>　　首先当然是<strong>防爆摄像机镜头</strong>，镜头的性能优劣决定视频终成像效果;<br />&nbsp;</div><div>　　其次，图像传感器是CCD还是CMOS,这俩着各有千秋,CCD工艺和制造比较成熟,而且真实感强,光线敏感,低杂干扰,适用范围广等优势,而CMOS后期之秀价格低廉,传输速度快,功耗低等特点.而且技术升级发展更新也比较快.<br />&nbsp;</div><div>　　再其次，防爆摄像机往往涉及到后期图像纠正的问题,由于镜头和图像传感器,环境等种种原因使图像产生变形失真。除了可以在摄像机内部软件进行矫正外，还可以通过后端软件来进行实时监控或者查看录像,如果发现失真等问题通过一定技术进行矫正.甚至可以在前端直接矫正。在前端摄像机进行矫正的好处是数据图像传输到后端不仅可以减轻网络带宽的压力和磁盘存储的大小,降低整个后继过程中对数据储存和传输等方面的标准要求.<br />&nbsp;</div><div>　　后一点，是如何实现防爆云台虚拟的旋转技术，也就是通过虚拟旋转技术对图像进行随意移动、旋转、放大和缩小，满足用户对于特定角落细节的图像监控,实现对区域进行重点监控.<br />&nbsp;</div><div>　　就目前的实际技术而言, 防爆摄像机镜头从技术来可以分三个等级.<br />&nbsp;</div><div>　　等级,只能实现输出全屏图像或者四分屏图像,不能随意更改监控角度方位.<br />&nbsp;</div><div>　　第二等级,防爆摄像机具备一定的矫正功能,也能使用虚拟旋转技术,但是总体视频效果不佳.主要愿意是算法和图片压缩编码方式技术不到位.导致速度慢,高的消耗电脑服务器的资源.<br />&nbsp;</div><div>　　第三阶段,前端处理技术娴熟,图像视频通过虚拟旋转技术后清晰且无变形失真之类问题.</div>
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