[{"data":1,"prerenderedAt":119},["ShallowReactive",2],{"faq-doc-restoration-hd-restore-vs-fix-photo":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\u002Fhd-restore-vs-fix-photo.md","高清修复和画质增强怎么选？","想让低清、压缩变糊的图片更清楚，先选高清修复；已经确定要把图片放大到更高像素，再选画质增强。不要把放大当成所有模糊问题的第一步。",{"type":8,"value":9,"toc":87},"minimark",[10,14,18,21,43,46,64,67,81,84],[11,12,13],"h2",{"id":13},"使用场景",[15,16,17],"p",{},"很多人看到图片模糊，会直接想“放大一下”。但模糊和尺寸小不是同一个问题。图片本身发糊、压缩痕迹明显、文字边缘不清时，优先考虑高清修复；图片已经够清楚，只是要放到更大的展示位置时，再考虑画质增强。",[11,19,20],{"id":20},"推荐判断顺序",[22,23,24,28,31,34,37,40],"ol",{},[25,26,27],"li",{},"先看最终用途：是上传资料、做封面、打印，还是放到大屏展示。",[25,29,30],{},"如果只是细节不清、压缩变糊，先用高清修复。",[25,32,33],{},"修复后检查人脸五官、文字边缘、商品轮廓是否变清楚。",[25,35,36],{},"如果清晰度够了，就直接导出，不要继续放大。",[25,38,39],{},"如果还需要更高像素或更大展示位，再使用画质增强选择 2x 或 4x。",[25,41,42],{},"最后检查文件体积、格式和像素，避免处理后无法上传。",[11,44,45],{"id":45},"重点区别",[47,48,49,52,55,58,61],"ul",{},[25,50,51],{},"高清修复：重点是改善模糊、压缩痕迹和局部细节。",[25,53,54],{},"画质增强：重点是把图片放大到更高像素，同时尽量保持细节。",[25,56,57],{},"图片原本很糊时，直接放大可能只是把模糊放得更大。",[25,59,60],{},"图片已经清楚但尺寸太小，画质增强更适合。",[25,62,63],{},"无论选哪种，最终都要看人脸、文字和边缘是否自然。",[11,65,66],{"id":66},"常见错误与修正",[47,68,69,72,75,78],{},[25,70,71],{},"把所有模糊图都直接放大。修正：先判断是细节模糊还是尺寸太小。",[25,73,74],{},"修复后已经够用，还继续 4x。修正：够用就导出，避免体积过大和边缘发虚。",[25,76,77],{},"只看整体变亮。修正：重点看人脸、文字、边缘和纹理是否更自然。",[25,79,80],{},"同时修复、放大、压缩。修正：一次处理一个目标，方便判断哪一步有效。",[11,82,83],{"id":83},"进阶建议",[15,85,86],{},"如果原图信息已经严重缺失，比如脸部只有色块、文字已经不可读，任何修复或放大都很难完全恢复。能重新拍摄或找到更清晰源图时，优先换源图，比反复增强更可靠。",{"title":88,"searchDepth":89,"depth":89,"links":90},"",3,[91,93,94,95,96],{"id":13,"depth":92,"text":13},2,{"id":20,"depth":92,"text":20},{"id":45,"depth":92,"text":45},{"id":66,"depth":92,"text":66},{"id":83,"depth":92,"text":83},null,"restoration","高清修复适合低清、压缩变糊和细节不足的图片；画质增强适合需要 2x 或 4x 放大输出的图片。",false,"md",[103,104],"image-repair-fast-advanced","fix-photo-scale-options",{},true,"\u002Ffaqs\u002Fhd-restore-vs-fix-photo",[109,110],"hd-restore","fix-photo","index,follow",{"title":5,"description":113,"robots":111},"高清修复和画质增强怎么选：低清变糊先修复，需要更大像素和放大展示时再选 2x 或 4x 画质增强。","hd-restore-vs-fix-photo","faqs\u002Fhd-restore-vs-fix-photo","先判断目标是“修清楚”还是“放大输出”。修清楚优先高清修复，放大展示再用画质增强。","2026-06-18","5Bk2tPWBBf8WzxNM-xq1vD9rYCQMlj4jysUBCC5yD4Q",1781797969940]