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2024-03-08 06:46作者：下载吧
</p><p class="img-indent"><img src="https://d.xiazai8.com/article/20240202/4s1clxopb0l.jpg" alt="通道抠图，抠出白色背景的长发图片视频教程"></p><p> 找到通道，从红绿蓝通道中找到一个黑白对比最强烈的通道，右键复制通道，得到绿副本通道。</p><p class="img-indent"><img src="https://d.xiazai8.com/article/20240202/p4xnvkcpe5z.jpg" alt="通道抠图，抠出白色背景的长发图片视频教程"></p><p> CTRL+L打开色阶，向右拖动黑色滑块。</p><p class="img-indent"><img src="https://d.xiazai8.com/article/20240202/tshihau000i.jpg" alt="通道抠图，抠出白色背景的长发图片视频教程"></p><p> 用画笔把中间白色区域涂黑。</p><p class="img-indent"><img src="https://d.xiazai8.com/article/20240202/1ivjsikbzpg.jpg" alt="通道抠图，抠出白色背景的长发图片视频教程"></p><p> CTRL+I反相（黑变白，白变黑）</p><p class="img-indent"><img src="https://d.xiazai8.com/article/20240202/epd5tbewh30.jpg" alt="通道抠图，抠出白色背景的长发图片视频教程"></p><p> 按住CTRL键点击绿副本通道缩略图（载入选区）然后点击RGB通道。</p><p class="img-indent"><img src="https://d.xiazai8.com/article/20240202/sbx4enwqo5t.jpg" alt="通道抠图，抠出白色背景的长发图片视频教程"></p><p> 回到图层，CTRL+J复制图层。</p><p class="img-indent"><img src="https://d.xiazai8.com/article/20240202/cmp5zumoiqy.jpg" alt="通道抠图，抠出白色背景的长发图片视频教程"></p><p> 完成。</p><p class="img-indent"><img src="https://d.xiazai8.com/article/20240202/syqnbw4inff.jpg" alt="通道抠图，抠出白色背景的长发图片视频教程"></p><p> </p> <div class="share_area"><div class="share"><div id="nativeShare">分享：</div><div class="bdsharebuttonbox bdshare-button-style2-16" data-bd-bind=""><a href="#" class="sina bds_tsina" data-cmd="tsina" title="分享到新浪微博"></a><a href="#" class="qq bds_qzone" data-cmd="qzone" title="分享到QQ空间"></a><a href="#" class="bds_renren" data-cmd="renren" title="分享到人人网"></a></div></div></div> </div> </section> <!-- 多版本下载APP --> <section class="historyver bottom_bor"> <div class="lookmore" id="lookmore" data-show='3'><span>展开全部</span><i></i></div> </section> <!-- 相关文章 --> <section class="xgwz bottom_bor p10" style="margin-top: 0"> <p class="dtit"><b>相关文章</b></p> <ul> <li><em></em><a href="/article/35815.html">双重曝光，二次曝光效果视频教程</a></li><li><em></em><a href="/article/35764.html">头发美化，PS头发修饰视频教程</a></li><li><em></em><a href="/article/35742.html">通道抠图，教大家怎么抠出纸上的文字</a></li><li><em></em><a href="/article/35737.html">逆光照片，逆光人像后期视频教程</a></li><li><em></em><a href="/article/35735.html">磨皮教程，双曲线磨皮视频教程</a></li><li><em></em><a href="/article/35710.html">磨皮教程，高低频磨皮视频教程</a></li><li><em></em><a href="/article/35711.html">大长腿，PS打造大长腿视频教程</a></li><li><em></em><a href="/article/35689.html">中性灰，商业广告必学的中性灰磨皮视频教程</a></li><li><em></em><a href="/article/35654.html">数码海报，投影机海报设计视频教程</a></li><li><em></em><a href="/article/35621.html">光线文字，设计光线文字视频教程</a></li> </ul> </section> <section class="cont pl new" id="comment"><b><s id="gocomment">说两句</s>网友评论</b> <div id="view-comment" class="reviews"><div class="post"><ul id="comment-list"></ul><footer class="button-status-complete"><input type="button" value="更多评论" class="button" style="display:none;" /></footer><header><span class="fb">我要跟贴</span></header></div></div> <div id="submit" class="post"><fieldset class="w-text"><textarea onKeyUp="validate()"></textarea></fieldset><fieldset class="w-button"><input id="verify" class="button disable" type="submit" value="提交跟贴" hidefocus="true" /><span id="cancel" class="button">取消</span></fieldset><input type="hidden" id="id" value="35854" /><input type="hidden" id="classid" value="312" /></div> <div class="erro"></div> </section> <footer class="bottom"><a id="goTop" href="#">返回顶部</a><p><a href="/sitemap.html">网站地图</a>|<a href="https://m.xiazai8.com">返回首页</a></p></footer> <script type="text/javascript"> var _webInfo = {};_webInfo={Username:"admin",Type:"0",DateTime:"2024-03-08 06:46",Id:"35854"}; </script> <script type="text/javascript" charset="UTF-8" src="/static/js/news.min.js"></script> <script src="//msite.baidu.com/sdk/c.js?appid=1590544742363410"></script> <script type="application/ld+json"> { "@context": "https://zhanzhang.baidu.com/contexts/cambrian.jsonld", "@id": "https://m.xiazai8.com/article/35854.html", "title": "通道抠图，抠出白色背景的长发图片视频教程", "description": "十分简单的通道入门教程，有视频和图文并茂，推荐新手学习。找到通道，从红绿蓝通道中找到一个黑白对比最强烈的通道，右键复制通道，得到绿副本通道。CTRL+L打开色阶，向右拖动黑色", "pubDate": "2024-03-08T06:46:46", "upDate": "2024-03-08T06:46:46" } </script> </body> </html>