准备软件：迅捷视频转换器。
1、首先下载迅捷视频转换器，然后提前先把需要裁剪的视频放到桌面，方便待会操作。
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2、打开迅捷视频转换器，点击添加文件，在弹出来的页面上选择需要裁剪的视频文件，再点击打开。
/iknow-pic.cdn.bcebos.com/730e0cf3d7ca7bcb2b02e026b1096b63f624a8b9"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/730e0cf3d7ca7bcb2b02e026b1096b63f624a8b9?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/730e0cf3d7ca7bcb2b02e026b1096b63f624a8b9"/>
3、视频添加进去后，在文件左边会显示出两个功能：剪切和格式，点击“剪切”按钮。
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4、在剪切视频界面中设置视频的尺寸，根据自己需要调整的尺寸来进行视频画面尺寸的调整，然后点击右边的确定即可。
/iknow-pic.cdn.bcebos.com/b3fb43166d224f4a38ef541a06f790529822d140"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/b3fb43166d224f4a38ef541a06f790529822d140?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/b3fb43166d224f4a38ef541a06f790529822d140"/>
5、、完成设置，接着点击视频右边的“转换”按钮，视频就裁剪好了。
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1、首先下载迅捷视频转换器，然后提前先把需要裁剪的视频放到桌面，方便待会操作。
/iknow-pic.cdn.bcebos.com/0b46f21fbe096b63d0ae7a5903338744ebf8ac07"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/0b46f21fbe096b63d0ae7a5903338744ebf8ac07?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/0b46f21fbe096b63d0ae7a5903338744ebf8ac07"/>
2、打开迅捷视频转换器，点击添加文件，在弹出来的页面上选择需要裁剪的视频文件，再点击打开。
/iknow-pic.cdn.bcebos.com/730e0cf3d7ca7bcb2b02e026b1096b63f624a8b9"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/730e0cf3d7ca7bcb2b02e026b1096b63f624a8b9?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/730e0cf3d7ca7bcb2b02e026b1096b63f624a8b9"/>
3、视频添加进去后，在文件左边会显示出两个功能：剪切和格式，点击“剪切”按钮。
/iknow-pic.cdn.bcebos.com/a50f4bfbfbedab64d0086ac9f836afc379311e44"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/a50f4bfbfbedab64d0086ac9f836afc379311e44?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/a50f4bfbfbedab64d0086ac9f836afc379311e44"/>
4、在剪切视频界面中设置视频的尺寸，根据自己需要调整的尺寸来进行视频画面尺寸的调整，然后点击右边的确定即可。
/iknow-pic.cdn.bcebos.com/b3fb43166d224f4a38ef541a06f790529822d140"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/b3fb43166d224f4a38ef541a06f790529822d140?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/b3fb43166d224f4a38ef541a06f790529822d140"/>
5、、完成设置，接着点击视频右边的“转换”按钮，视频就裁剪好了。
/iknow-pic.cdn.bcebos.com/9a504fc2d5628535838bf5289fef76c6a7ef634b"target="_blank"title="点击查看大图"class="ikqb_img_alink">/iknow-pic.cdn.bcebos.com/9a504fc2d5628535838bf5289fef76c6a7ef634b?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/9a504fc2d5628535838bf5289fef76c6a7ef634b"/>
温馨提示：答案为网友推荐，仅供参考
第1个回答 2021-04-12
导入视频，点击工具箱-裁剪即可。如果想要奇怪的形状的话可以试试蒙版。
我用的是视频豆豆，希望可以帮到你。
本回答被网友采纳第2个回答 2021-04-29
手机怎么裁剪视频尺寸，一看就会
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