使用软件:Photoshop CC版
使用Photoshop去除抠图后边缘留下的白边或锯齿步骤如下:
1、打开PS,导入照片,Ctrl+J复制出背景副本;
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/e1fe9925bc315c6096eaaef684b1cb13495477a8?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、在工具箱中选择“魔棒工具/魔术橡皮擦”点击图片中白色区域,去除白色背景;
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/a8014c086e061d952dd3f22172f40ad162d9ca16?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、设置前景色为纯黑色,新建图层,填充前景色,发现抠图边缘出现白边;
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/024f78f0f736afc38698fa7cba19ebc4b7451217?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、按住Ctrl键单击抠图图层缩略图,出现选区。执行“选择>修改>收缩”命令;
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/b03533fa828ba61e10780d364834970a304e5911?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
5、收缩量根据图片自定义,一般值为1-2;
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/00e93901213fb80efea7a4ce3fd12f2eb93894b1?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
6、确定,Ctrl+Shift+I反选,Delete删除;
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/d009b3de9c82d15863239ca8890a19d8bc3e4202?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
7、得到最终效果。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/0b46f21fbe096b63bbf39b4905338744eaf8acc5?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)