[{"data":1,"prerenderedAt":115},["ShallowReactive",2],{"topic-doc-wechat-cover-image-cleanup":3},{"id":4,"title":5,"body":6,"canonical":93,"description":94,"draft":95,"extension":96,"faqRefs":97,"h1":5,"meta":99,"navigation":100,"path":101,"published":100,"relatedTools":102,"robots":106,"seo":107,"slug":109,"stem":110,"summary":111,"theme":112,"updatedAt":113,"__hash__":114},"topics\u002Ftopics\u002Fwechat-cover-image-cleanup.md","公众号封面头像和长图怎么处理",{"type":7,"value":8,"toc":84},"minimark",[9,13,26,29,50,53,67,70],[10,11,12],"h2",{"id":12},"使用场景",[14,15,16,20,23],"ul",{},[17,18,19],"li",{},"一套素材要同时用于公众号封面、头像和正文长图。",[17,21,22],{},"封面在手机列表里被裁切，标题或人物贴边。",[17,24,25],{},"长图压缩后文字变糊，阅读顺序不清楚。",[10,27,28],{"id":28},"推荐处理顺序",[30,31,32,35,38,41,44,47],"ol",{},[17,33,34],{},"先按用途拆分：封面、头像、长图分别导出，不要共用同一张成品。",[17,36,37],{},"封面版先保留主体与标题安全区域，不让文字贴边。",[17,39,40],{},"头像版保留最核心的识别点，缩小后仍能看清品牌、人物或图标。",[17,42,43],{},"长图版确保每个分段之间有足够留白，阅读方向不会被裁掉。",[17,45,46],{},"分别在手机和电脑端预览，确认标题、头像和正文都可读。",[17,48,49],{},"构图确认后再压缩体积，避免先压缩导致文字边缘发糊。",[10,51,52],{"id":52},"重点看哪里",[14,54,55,58,61,64],{},[17,56,57],{},"头像版优先看小尺寸识别，长图版优先看排版顺序。",[17,59,60],{},"封面版更依赖标题可读性，标题区域要远离边缘和裁切区。",[17,62,63],{},"手机端预览比电脑大图更能暴露文字过小和主体被裁的问题。",[17,65,66],{},"压缩只放在最后，不要在裁剪前先降低画质。",[10,68,69],{"id":69},"常见错误与修正",[14,71,72,75,78,81],{},[17,73,74],{},"错误：封面与头像混用同一版。\n修正：按封面、头像、长图分别导出。",[17,76,77],{},"错误：只看电脑端结果。\n修正：增加手机端缩略图预览。",[17,79,80],{},"错误：先压缩再裁切。\n修正：先完成裁剪和排版，再压缩体积。",[17,82,83],{},"错误：长图段落太密。\n修正：增加分段留白，让用户滑动时能快速理解内容。",{"title":85,"searchDepth":86,"depth":86,"links":87},"",3,[88,90,91,92],{"id":12,"depth":89,"text":12},2,{"id":28,"depth":89,"text":28},{"id":52,"depth":89,"text":52},{"id":69,"depth":89,"text":69},null,"公众号封面、头像和长图素材用途不同，处理时要分别检查标题安全区、头像识别、长图分段和文件体积。",false,"md",[98],"how-to-prepare-printable-photo",{},true,"\u002Ftopics\u002Fwechat-cover-image-cleanup",[103,104,105],"image-crop","compression","matting","index,follow",{"title":5,"description":108,"robots":106},"微信公众号封面、头像和长图素材处理方法，覆盖裁剪、标题安全区、头像识别、长图分段、手机预览和体积压缩。","wechat-cover-image-cleanup","topics\u002Fwechat-cover-image-cleanup","封面看标题和主体，头像看缩小后能否识别，长图看阅读顺序；不要把三类素材混成同一版。","wechat","2026-06-18","WYBx0DFePjZGjCuebZSAMpTndD89bF0BBRlXQbppQg8",1781797968093]