[{"data":1,"prerenderedAt":96},["ShallowReactive",2],{"faq-doc-compression-compress-photo-under-30k":3},{"id":4,"title":5,"answer":6,"body":7,"canonical":73,"category":74,"description":75,"draft":76,"extension":77,"faqRefs":78,"h1":82,"meta":83,"navigation":84,"path":85,"published":84,"question":5,"relatedTools":86,"robots":89,"seo":90,"slug":91,"stem":92,"summary":93,"updatedAt":94,"__hash__":95},"faqs\u002Ffaqs\u002Fcompress-photo-under-30k.md","图片怎么压缩到30K以内还清楚？","先裁掉无关区域或缩小像素，再压缩到 30K 以内。目标很小时必须检查人脸、文字或商品边缘是否仍然清楚。",{"type":8,"value":9,"toc":64},"minimark",[10,14,18,21,40,43,46,49],[11,12,13],"h2",{"id":13},"先减少无效像素",[15,16,17],"p",{},"30K 属于比较小的体积限制，直接拉低质量很容易发糊。先裁掉无关区域或缩小像素，再压缩更稳。",[11,19,20],{"id":20},"推荐顺序",[22,23,24,28,31,34,37],"ol",{},[25,26,27],"li",{},"查看原图像素和文件大小",[25,29,30],{},"原图很大时先改像素",[25,32,33],{},"边缘空白很多时先裁剪",[25,35,36],{},"再用图片压缩控制到 30K 内",[25,38,39],{},"导出后放大检查关键细节",[11,41,42],{"id":42},"判断是否压过头",[15,44,45],{},"如果五官、文字、证件号码、商品边缘已经明显看不清，就不要继续降质量。应回到前一步缩小像素或裁掉无关区域。",[11,47,48],{"id":48},"常见误区",[50,51,52,55,58,61],"ul",{},[25,53,54],{},"只看文件大小，不看成品清晰度",[25,56,57],{},"多次重复压缩同一张图",[25,59,60],{},"原图是 PNG，却直接压到很小",[25,62,63],{},"透明图转 JPG 前没有先换底色",{"title":65,"searchDepth":66,"depth":66,"links":67},"",3,[68,70,71,72],{"id":13,"depth":69,"text":13},2,{"id":20,"depth":69,"text":20},{"id":42,"depth":69,"text":42},{"id":48,"depth":69,"text":48},null,"compression","说明图片压缩到 30K 以内时，如何兼顾文件大小和清晰度。",false,"md",[79,80,81],"compress-to-20k-50k","compress-blurry-after-small-size","upload-photo-too-large","图片怎么压缩到30K以内还清楚",{},true,"\u002Ffaqs\u002Fcompress-photo-under-30k",[74,87,88],"modify-pixel","image-crop","index,follow",{"title":5,"description":75,"robots":89},"compress-photo-under-30k","faqs\u002Fcompress-photo-under-30k","先裁掉无关区域或缩小像素，再压缩到 30K 以内，并检查关键细节。","2026-04-23","0gl2AyWQz62L_W6cahdhOzT-qOunj9PHTePf9WUvqSg",1779810694315]