拍摄的视频画面有波纹怎么解决？

由于电脑显示器是有固定刷新频率的，用摄像头可以看到刷新过程（即从下至上或从下至上移动的波纹）人肉眼是无法直接观察到刷新的过程的。可以通过pr来解决。操作如下：
1、打开PRCC2018选择新建项目。
/iknow-pic.cdn.bcebos.com/9a504fc2d5628535505523cc9eef76c6a6ef63a2"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/9a504fc2d5628535505523cc9eef76c6a6ef63a2?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/9a504fc2d5628535505523cc9eef76c6a6ef63a2"/>
2、设置保存路径，点击确定。
/iknow-pic.cdn.bcebos.com/9358d109b3de9c82054909626281800a19d8432b"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/9358d109b3de9c82054909626281800a19d8432b?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/9358d109b3de9c82054909626281800a19d8432b"/>
3、主界面有如下四个区：资源区、时间轴工作区、音频工作区、预览区。
/iknow-pic.cdn.bcebos.com/d058ccbf6c81800ac1c979e3bf3533fa828b472b"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/d058ccbf6c81800ac1c979e3bf3533fa828b472b?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/d058ccbf6c81800ac1c979e3bf3533fa828b472b"/>
4、双击资源区导入视频资源。
/iknow-pic.cdn.bcebos.com/6a600c338744ebf863b195d2d7f9d72a6159a71f"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/6a600c338744ebf863b195d2d7f9d72a6159a71f?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/6a600c338744ebf863b195d2d7f9d72a6159a71f"/>
5、选择要导入的资源，点击打开。
/iknow-pic.cdn.bcebos.com/a8773912b31bb051c0d142c5387adab44bede062"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/a8773912b31bb051c0d142c5387adab44bede062?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/a8773912b31bb051c0d142c5387adab44bede062"/>
6、将资源视频直接拖动到时间轴工作区。
/iknow-pic.cdn.bcebos.com/960a304e251f95ca3736635bc7177f3e66095218"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/960a304e251f95ca3736635bc7177f3e66095218?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/960a304e251f95ca3736635bc7177f3e66095218"/>
7、自动生成工作序列
/iknow-pic.cdn.bcebos.com/f11f3a292df5e0fe5fad78ec526034a85fdf72a2"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/f11f3a292df5e0fe5fad78ec526034a85fdf72a2?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/f11f3a292df5e0fe5fad78ec526034a85fdf72a2"/>
8、选择切割工具。
/iknow-pic.cdn.bcebos.com/b219ebc4b74543a9ae9b0b2110178a82b801145e"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/b219ebc4b74543a9ae9b0b2110178a82b801145e?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/b219ebc4b74543a9ae9b0b2110178a82b801145e"/>
9、鼠标变成下面的样子。
/iknow-pic.cdn.bcebos.com/8718367adab44aed13bb4f09bd1c8701a08bfb62"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/8718367adab44aed13bb4f09bd1c8701a08bfb62?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/8718367adab44aed13bb4f09bd1c8701a08bfb62"/>
10、将鼠标移动到波形上。在需要分割的时间点，点击鼠标左键进行分割。
/iknow-pic.cdn.bcebos.com/d009b3de9c82d1581a37a85c8e0a19d8bd3e42a2"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/d009b3de9c82d1581a37a85c8e0a19d8bd3e42a2?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/d009b3de9c82d1581a37a85c8e0a19d8bd3e42a2"/>
11、选中需要删除的区间，点击右键。
/iknow-pic.cdn.bcebos.com/aa64034f78f0f7368a7ebdec0455b319eac4135e"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/aa64034f78f0f7368a7ebdec0455b319eac4135e?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/aa64034f78f0f7368a7ebdec0455b319eac4135e"/>
12、选择清除即可。
/iknow-pic.cdn.bcebos.com/c83d70cf3bc79f3d16cd14ddb4a1cd11728b292b"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/c83d70cf3bc79f3d16cd14ddb4a1cd11728b292b?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/c83d70cf3bc79f3d16cd14ddb4a1cd11728b292b"/>
13、清除完成。
/iknow-pic.cdn.bcebos.com/314e251f95cad1c8400e0dca713e6709c83d51a2"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/314e251f95cad1c8400e0dca713e6709c83d51a2?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"esrc="https://iknow-pic.cdn.bcebos.com/314e251f95cad1c8400e0dca713e6709c83d51a2"/>

应该是郑智哥吧……
你看他在球场上犀利的眼神，凌乱的发型，唏嘘的胡渣子，还有那风骚的走位……
最关键的是他身负重任！他上场的目的就是把对手全部踢成郑智化~~~~
所以最帅的是他！

相机拍摄电脑屏幕时，为什么会出现波纹？看完终于明白了