[{"data":1,"prerenderedAt":119},["ShallowReactive",2],{"faq-doc-restoration-fix-photo-scale-options":3},{"id":4,"title":5,"answer":6,"body":7,"canonical":97,"category":98,"description":99,"draft":100,"extension":101,"faqRefs":102,"h1":5,"meta":105,"navigation":106,"path":107,"published":106,"question":5,"relatedTools":108,"robots":111,"seo":112,"slug":114,"stem":115,"summary":116,"updatedAt":117,"__hash__":118},"faqs\u002Ffaqs\u002Ffix-photo-scale-options.md","画质增强支持哪些放大倍数？","当前主要按 2x 和 4x 选择。日常网页展示、头像和普通资料图优先 2x；需要海报、放大展示或更高像素输出时再考虑 4x，并在导出后检查细节和文件体积。",{"type":8,"value":9,"toc":87},"minimark",[10,14,18,21,24,43,46,64,67,81,84],[11,12,13],"h2",{"id":13},"使用场景",[15,16,17],"p",{},"画质增强常用于低清照片、聊天软件压缩后的图片、小尺寸素材放大、海报预览和需要提高展示清晰度的图片。倍率不是越高越好，选择前要先看最终用途。",[15,19,20],{},"如果图片只用于网页、头像、资料页或普通社媒展示，2x 通常更稳。如果要放到更大的画布、海报、打印或远距离展示，再考虑 4x。",[11,22,23],{"id":23},"推荐选择顺序",[25,26,27,31,34,37,40],"ol",{},[28,29,30],"li",{},"先确认最终用途：网页展示、头像、海报、打印或大屏展示。",[28,32,33],{},"默认先试 2x，查看人脸、文字、边缘和纹理是否变清楚。",[28,35,36],{},"如果 2x 已经够用，就不要继续上 4x。",[28,38,39],{},"如果成品仍然太小，或需要放到更大的展示位，再尝试 4x。",[28,41,42],{},"导出后检查文件体积和格式，避免增强后文件太大无法上传。",[11,44,45],{"id":45},"重点看哪里",[47,48,49,52,55,58,61],"ul",{},[28,50,51],{},"2x：更适合普通照片、头像、小图修清晰和网页展示。",[28,53,54],{},"4x：更适合需要放大展示的图片，但对原图质量要求更高。",[28,56,57],{},"人脸五官和文字边缘要自然，不要只看整体变大。",[28,59,60],{},"原图噪点很多时，4x 可能会把噪点一起放大。",[28,62,63],{},"文件体积会随像素变大而增加，上传前要重新检查大小。",[11,65,66],{"id":66},"常见错误与修正",[47,68,69,72,75,78],{},[28,70,71],{},"一开始就选 4x，结果边缘发虚。修正：先用 2x 看是否已经够用。",[28,73,74],{},"只看图片变大，没有看细节。修正：放大后对照人脸、文字和边缘。",[28,76,77],{},"忘记检查文件体积。修正：增强后重新看文件大小，再决定是否压缩。",[28,79,80],{},"原图本身太糊。修正：优先换更清晰的原图，或先做基础修复再放大。",[11,82,83],{"id":83},"进阶建议",[15,85,86],{},"同一批图片不要直接全部选最高倍率。先挑一张代表图测试 2x 和 4x，对比清晰度、边缘自然度和文件体积，再决定整批采用哪个倍率。",{"title":88,"searchDepth":89,"depth":89,"links":90},"",3,[91,93,94,95,96],{"id":13,"depth":92,"text":13},2,{"id":23,"depth":92,"text":23},{"id":45,"depth":92,"text":45},{"id":66,"depth":92,"text":66},{"id":83,"depth":92,"text":83},null,"restoration","画质增强支持 2x 和 4x 放大，日常展示优先 2x，需要更高像素或放大展示时再尝试 4x。",false,"md",[103,104],"image-repair-fast-advanced","hd-restore-vs-fix-photo",{},true,"\u002Ffaqs\u002Ffix-photo-scale-options",[109,110],"fix-photo","image-repair","index,follow",{"title":5,"description":113,"robots":111},"画质增强倍率怎么选：普通展示先用 2x，需要海报、打印或更大尺寸展示时再试 4x，并检查清晰度和体积。","fix-photo-scale-options","faqs\u002Ffix-photo-scale-options","2x 更稳，适合多数日常图片；4x 更适合放大展示，但要检查噪点、边缘和文件体积。","2026-06-18","1pxK_H5exOgSxpv69aMLfr8kpGZRjKsXY8C14yAe9GY",1781797969272]