视频的分辨率怎么调？

视频的分辨率怎么调？

更改视频分辨率的方法：1、第一步：首先需要下载一个qq影音，用QQ影音打开需要更改分辨率大小的视频，按下暂停。/iknow-pic.cdn.bcebos.com/1ad5ad6eddc451daa5459f7bb8fd5266d11632ea"target="_blank">/iknow-pic.cdn.bcebos.com/1ad5ad6eddc451daa5459f7bb8fd5266d11632ea?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"wqktp="https://iknow-pic.cdn.bcebos.com/1ad5ad6eddc451daa5459f7bb8fd5266d11632ea"/>2、第二步：右键点击选择菜单【转码/截取/合并】，再一级菜单选择【视频/音频截取】。/iknow-pic.cdn.bcebos.com/4bed2e738bd4b31cd9aa072b89d6277f9f2ff888"target="_blank">/iknow-pic.cdn.bcebos.com/4bed2e738bd4b31cd9aa072b89d6277f9f2ff888?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"wqktp="https://iknow-pic.cdn.bcebos.com/4bed2e738bd4b31cd9aa072b89d6277f9f2ff888"/>3、第三步：拖动截取进度条的位置，一般情况下是拉两端终点，表示截取整个视频，或者说对整个视频进行处理。/iknow-pic.cdn.bcebos.com/b21c8701a18b87d646f1388f090828381e30fdeb"target="_blank">/iknow-pic.cdn.bcebos.com/b21c8701a18b87d646f1388f090828381e30fdeb?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"wqktp="https://iknow-pic.cdn.bcebos.com/b21c8701a18b87d646f1388f090828381e30fdeb"/>4、第四步：默认截取后无损保存视频，这也等于没有改变视频的分辨率，此时需要点击下面的选项【保存视频】，这里有更多的设置。/iknow-pic.cdn.bcebos.com/50da81cb39dbb6fd75e876b60724ab18962b37ea"target="_blank">/iknow-pic.cdn.bcebos.com/50da81cb39dbb6fd75e876b60724ab18962b37ea?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"wqktp="https://iknow-pic.cdn.bcebos.com/50da81cb39dbb6fd75e876b60724ab18962b37ea"/>5、第五步：首先点击勾选【保持纵横比】，也就是保持原来视频的比例，然后手动输入视频需要更改的分辨率大小，勾选【保持纵横比】之后会自动计算长和宽另外一个数值。/iknow-pic.cdn.bcebos.com/8694a4c27d1ed21b119bbd75a36eddc450da3fcb"target="_blank">/iknow-pic.cdn.bcebos.com/8694a4c27d1ed21b119bbd75a36eddc450da3fcb?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"wqktp="https://iknow-pic.cdn.bcebos.com/8694a4c27d1ed21b119bbd75a36eddc450da3fcb"/>6、第六步：视频默认保存格式为MP4，也可以根据需要选择其他保存格式。/iknow-pic.cdn.bcebos.com/9213b07eca806538b853378399dda144ac3482e1"target="_blank">/iknow-pic.cdn.bcebos.com/9213b07eca806538b853378399dda144ac3482e1?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"wqktp="https://iknow-pic.cdn.bcebos.com/9213b07eca806538b853378399dda144ac3482e1"/>7、第七步：点击确定后，视频开始转换，由于视频更改大小需要重新运算，所以会花比较长的时间，耐心等待转换成功即可。/iknow-pic.cdn.bcebos.com/3b292df5e0fe992559b5fac03aa85edf8cb171e1"target="_blank">/iknow-pic.cdn.bcebos.com/3b292df5e0fe992559b5fac03aa85edf8cb171e1?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto"wqktp="https://iknow-pic.cdn.bcebos.com/3b292df5e0fe992559b5fac03aa85edf8cb171e1"/>