{"id":91287,"date":"2026-08-07T15:16:37","date_gmt":"2026-08-07T07:16:37","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/91287.html"},"modified":"2026-08-07T15:16:37","modified_gmt":"2026-08-07T07:16:37","slug":"png%e3%80%81jpeg%e3%80%81webp%e3%80%81avif-%e5%88%b0%e5%ba%95%e6%80%8e%e4%b9%88%e9%80%89%ef%bc%9f%e6%a0%bc%e5%bc%8f%e9%80%89%e9%94%99%ef%bc%8c%e5%8e%8b%e7%bc%a9%e5%8f%82%e6%95%b0%e8%b0%83%e5%8d%8a","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/91287.html","title":{"rendered":"PNG\u3001JPEG\u3001WebP\u3001AVIF \u5230\u5e95\u600e\u4e48\u9009\uff1f\u683c\u5f0f\u9009\u9519\uff0c\u538b\u7f29\u53c2\u6570\u8c03\u534a\u5929\u4e5f\u6ca1\u7528"},"content":{"rendered":"

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    #mermaid-svg-4MLM9BZ2s2YLYJQl{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-4MLM9BZ2s2YLYJQl .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-4MLM9BZ2s2YLYJQl .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-4MLM9BZ2s2YLYJQl .error-icon{fill:#552222;}#mermaid-svg-4MLM9BZ2s2YLYJQl .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-4MLM9BZ2s2YLYJQl .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-4MLM9BZ2s2YLYJQl .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-4MLM9BZ2s2YLYJQl .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-4MLM9BZ2s2YLYJQl .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-4MLM9BZ2s2YLYJQl .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-4MLM9BZ2s2YLYJQl .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-4MLM9BZ2s2YLYJQl .marker{fill:#333333;stroke:#333333;}#mermaid-svg-4MLM9BZ2s2YLYJQl .marker.cross{stroke:#333333;}#mermaid-svg-4MLM9BZ2s2YLYJQl svg{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-4MLM9BZ2s2YLYJQl p{margin:0;}#mermaid-svg-4MLM9BZ2s2YLYJQl .label{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;color:#333;}#mermaid-svg-4MLM9BZ2s2YLYJQl .cluster-label text{fill:#333;}#mermaid-svg-4MLM9BZ2s2YLYJQl .cluster-label span{color:#333;}#mermaid-svg-4MLM9BZ2s2YLYJQl .cluster-label span p{background-color:transparent;}#mermaid-svg-4MLM9BZ2s2YLYJQl .label text,#mermaid-svg-4MLM9BZ2s2YLYJQl span{fill:#333;color:#333;}#mermaid-svg-4MLM9BZ2s2YLYJQl .node rect,#mermaid-svg-4MLM9BZ2s2YLYJQl .node circle,#mermaid-svg-4MLM9BZ2s2YLYJQl .node ellipse,#mermaid-svg-4MLM9BZ2s2YLYJQl .node polygon,#mermaid-svg-4MLM9BZ2s2YLYJQl .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-4MLM9BZ2s2YLYJQl .rough-node .label text,#mermaid-svg-4MLM9BZ2s2YLYJQl .node .label text,#mermaid-svg-4MLM9BZ2s2YLYJQl .image-shape .label,#mermaid-svg-4MLM9BZ2s2YLYJQl .icon-shape .label{text-anchor:middle;}#mermaid-svg-4MLM9BZ2s2YLYJQl .node .katex path{fill:#000;stroke:#000;stroke-width:1px;}#mermaid-svg-4MLM9BZ2s2YLYJQl .rough-node .label,#mermaid-svg-4MLM9BZ2s2YLYJQl .node .label,#mermaid-svg-4MLM9BZ2s2YLYJQl .image-shape .label,#mermaid-svg-4MLM9BZ2s2YLYJQl .icon-shape .label{text-align:center;}#mermaid-svg-4MLM9BZ2s2YLYJQl .node.clickable{cursor:pointer;}#mermaid-svg-4MLM9BZ2s2YLYJQl .root .anchor path{fill:#333333!important;stroke-width:0;stroke:#333333;}#mermaid-svg-4MLM9BZ2s2YLYJQl .arrowheadPath{fill:#333333;}#mermaid-svg-4MLM9BZ2s2YLYJQl .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-4MLM9BZ2s2YLYJQl .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-4MLM9BZ2s2YLYJQl .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-4MLM9BZ2s2YLYJQl .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-4MLM9BZ2s2YLYJQl .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-4MLM9BZ2s2YLYJQl .labelBkg{background-color:rgba(232, 232, 232, 0.5);}#mermaid-svg-4MLM9BZ2s2YLYJQl .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-4MLM9BZ2s2YLYJQl .cluster text{fill:#333;}#mermaid-svg-4MLM9BZ2s2YLYJQl .cluster span{color:#333;}#mermaid-svg-4MLM9BZ2s2YLYJQl div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-4MLM9BZ2s2YLYJQl .flowchartTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-4MLM9BZ2s2YLYJQl rect.text{fill:none;stroke-width:0;}#mermaid-svg-4MLM9BZ2s2YLYJQl .icon-shape,#mermaid-svg-4MLM9BZ2s2YLYJQl .image-shape{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-4MLM9BZ2s2YLYJQl .icon-shape p,#mermaid-svg-4MLM9BZ2s2YLYJQl .image-shape p{background-color:rgba(232,232,232, 0.8);padding:2px;}#mermaid-svg-4MLM9BZ2s2YLYJQl .icon-shape .label rect,#mermaid-svg-4MLM9BZ2s2YLYJQl .image-shape .label rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-4MLM9BZ2s2YLYJQl .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-4MLM9BZ2s2YLYJQl .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-4MLM9BZ2s2YLYJQl :root{–mermaid-font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;}<\/p>\n

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      \n
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      1. \u4e0d\u652f\u6301\u900f\u660e\u901a\u9053<\/h4>\n

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      function<\/span> drawForJpeg<\/span>(<\/span>context,<\/span> image,<\/span> width,<\/span> height<\/span>)<\/span> {<\/span>
      \n context.<\/span>fillStyle =<\/span> '#ffffff'<\/span>;<\/span>
      \n context.<\/span>fillRect<\/span>(<\/span>0<\/span>,<\/span> 0<\/span>,<\/span> width,<\/span> height)<\/span>;<\/span>
      \n context.<\/span>drawImage<\/span>(<\/span>image,<\/span> 0<\/span>,<\/span> 0<\/span>,<\/span> width,<\/span> height)<\/span>;<\/span>
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      \u4e09\u3001PNG：\u771f\u6b63\u7684\u4f18\u52bf\u4e0d\u662f\u201c\u6e05\u6670\u201d，\u800c\u662f\u65e0\u635f\u548c\u900f\u660e<\/h3>\n

      \u5f88\u591a\u4eba\u770b\u5230\u56fe\u7247\u6a21\u7cca，\u5c31\u4e0b\u610f\u8bc6\u8f6c\u6210 PNG\u3002\u7ed3\u679c\u753b\u9762\u6ca1\u6709\u660e\u663e\u6539\u5584，\u6587\u4ef6\u5374\u5927\u4e86\u51e0\u500d\u3002<\/p>\n

      \u539f\u56e0\u5f88\u7b80\u5355：PNG \u4e0d\u4f1a\u51ed\u7a7a\u6062\u590d\u5df2\u7ecf\u4e22\u5931\u7684\u7ec6\u8282\u3002\u628a\u4f4e\u8d28\u91cf JPEG \u8f6c\u6210 PNG，\u53ea\u662f\u628a\u73b0\u6709\u7684\u538b\u7f29\u75d5\u8ff9\u65e0\u635f\u4fdd\u5b58\u4e0b\u6765\u3002<\/p>\n

      PNG \u66f4\u9002\u5408\u8fd9\u4e9b\u5185\u5bb9：<\/p>\n

        \n
      • \u900f\u660e Logo \u548c\u8d34\u7eb8\u7d20\u6750；<\/li>\n
      • UI \u622a\u56fe\u3001\u4ee3\u7801\u622a\u56fe；<\/li>\n
      • \u56fe\u6807\u3001\u7ebf\u6761\u3001\u4e8c\u7ef4\u7801；<\/li>\n
      • \u989c\u8272\u6570\u91cf\u8f83\u5c11\u7684\u63d2\u753b；<\/li>\n
      • \u5fc5\u987b\u4fdd\u7559\u6bcf\u4e2a\u50cf\u7d20\u7684\u4e2d\u95f4\u7f16\u8f91\u7d20\u6750\u3002<\/li>\n<\/ul>\n

        PNG \u7684\u5f3a\u9879\u662f：<\/p>\n

          \n
        • \u652f\u6301 Alpha \u900f\u660e\u901a\u9053；<\/li>\n
        • \u4f7f\u7528\u65e0\u635f\u538b\u7f29；<\/li>\n
        • \u5bf9\u5927\u9762\u79ef\u7eaf\u8272\u548c\u91cd\u590d\u56fe\u5f62\u975e\u5e38\u53cb\u597d；<\/li>\n
        • \u591a\u6b21\u4fdd\u5b58\u4e0d\u4f1a\u4ea7\u751f\u65b0\u7684\u6709\u635f\u538b\u7f29\u75d5\u8ff9\u3002<\/li>\n<\/ul>\n

          \u4f46\u5982\u679c\u5185\u5bb9\u662f\u9ad8\u5206\u8fa8\u7387\u7167\u7247，PNG \u5f80\u5f80\u4f1a\u975e\u5e38\u5927\u3002\u56e0\u4e3a\u7167\u7247\u4e2d\u76f8\u90bb\u50cf\u7d20\u53d8\u5316\u590d\u6742，\u7559\u7ed9\u65e0\u635f\u538b\u7f29\u7b97\u6cd5\u7684\u91cd\u590d\u89c4\u5f8b\u66f4\u5c11\u3002<\/p>\n

          \u8fd8\u6709\u4e00\u4e2a\u5bb9\u6613\u5ffd\u7565\u7684\u4f18\u5316\u65b9\u5411：\u989c\u8272\u8f83\u5c11\u7684\u56fe\u7247\u53ef\u4ee5\u4f7f\u7528\u8c03\u8272\u677f PNG\u3002\u5b83\u4e0d\u662f\u7b80\u5355\u964d\u4f4e\u201c\u8d28\u91cf\u201d，\u800c\u662f\u51cf\u5c11\u53ef\u7528\u989c\u8272\u6570\u91cf，\u901a\u5e38\u5f88\u9002\u5408\u56fe\u6807\u3001\u56fe\u8868\u548c\u754c\u9762\u7d20\u6750\u3002<\/p>\n

          \u56db\u3001WebP：\u76ee\u524d\u6700\u5b9e\u7528\u7684\u7f51\u9875\u901a\u7528\u89e3<\/h3>\n

          WebP \u540c\u65f6\u652f\u6301：<\/p>\n

            \n
          • \u6709\u635f\u538b\u7f29；<\/li>\n
          • \u65e0\u635f\u538b\u7f29；<\/li>\n
          • Alpha \u900f\u660e\u901a\u9053；<\/li>\n
          • \u52a8\u753b\u3002<\/li>\n<\/ul>\n

            \u8fd9\u8ba9\u5b83\u6210\u4e3a\u5f88\u5b9e\u7528\u7684\u7f51\u9875\u9ed8\u8ba4\u683c\u5f0f\u3002\u7167\u7247\u53ef\u4ee5\u4f7f\u7528\u6709\u635f WebP，\u900f\u660e\u7d20\u6750\u53ef\u4ee5\u4f7f\u7528\u5e26 Alpha \u7684 WebP，\u7b80\u5355\u56fe\u5f62\u4e5f\u53ef\u4ee5\u9009\u62e9\u65e0\u635f\u6a21\u5f0f\u3002<\/p>\n

            \u5bf9\u6d4f\u89c8\u5668\u56fe\u7247\u5de5\u5177\u6765\u8bf4，WebP \u8fd8\u6709\u4e00\u4e2a\u73b0\u5b9e\u4f18\u52bf：\u73b0\u4ee3\u6d4f\u89c8\u5668\u4e0d\u4ec5\u80fd\u89e3\u7801\u5b83，\u901a\u5e38\u4e5f\u80fd\u901a\u8fc7 Canvas \u5b8c\u6210\u672c\u5730\u7f16\u7801\u3002<\/p>\n

            \u56e0\u6b64\u5728\u6211\u7684\u5c3a\u5bf8\u4fee\u6539\u5de5\u5177\u4e2d，\u5982\u679c\u7528\u6237\u4e0a\u4f20 AVIF \u5e76\u9009\u62e9\u201c\u539f\u683c\u5f0f\u201d，\u672c\u5730\u5bfc\u51fa\u4f1a\u5b89\u5168\u56de\u9000\u5230 WebP：<\/p>\n

            const<\/span> browserEncodableTypes =<\/span> new<\/span> Set<\/span>(<\/span>[<\/span>
            \n 'image\/jpeg'<\/span>,<\/span>
            \n 'image\/png'<\/span>,<\/span>
            \n 'image\/webp'<\/span>
            \n]<\/span>)<\/span>;<\/span><\/p>\n

            function<\/span> resolveBrowserMime<\/span>(<\/span>sourceType,<\/span> format<\/span>)<\/span> {<\/span>
            \n if<\/span> (<\/span>format !==<\/span> 'source'<\/span>)<\/span> {<\/span>
            \n return<\/span> format ===<\/span> 'jpeg'<\/span> ?<\/span> 'image\/jpeg'<\/span> :<\/span> `<\/span>image\/<\/span>${<\/span>format}<\/span><\/span>`<\/span><\/span>;<\/span>
            \n }<\/span><\/p>\n

            return<\/span> browserEncodableTypes.<\/span>has<\/span>(<\/span>sourceType)<\/span>
            \n ?<\/span> sourceType
            \n :<\/span> 'image\/webp'<\/span>;<\/span>
            \n}<\/span><\/p>\n

            \u8fd9\u91cc\u7684\u56de\u9000\u4e0d\u662f\u56e0\u4e3a\u6d4f\u89c8\u5668\u6253\u4e0d\u5f00 AVIF，\u800c\u662f\u56e0\u4e3a\u201c\u80fd\u89e3\u7801\u201d\u548c\u201c\u80fd\u901a\u8fc7 Canvas \u7f16\u7801\u201d\u662f\u4e24\u79cd\u4e0d\u540c\u80fd\u529b\u3002<\/p>\n

            WebP \u4e5f\u4e0d\u662f\u6ca1\u6709\u4ee3\u4ef7：\u4e00\u4e9b\u65e7\u7248\u684c\u9762\u8f6f\u4ef6\u3001\u4f20\u7edf\u5370\u5237\u6d41\u7a0b\u548c\u7279\u6b8a\u4e0a\u4f20\u7cfb\u7edf\u5bf9\u5b83\u7684\u652f\u6301\u4e0d\u5982 JPEG\u3001PNG \u7a33\u5b9a\u3002\u5982\u679c\u56fe\u7247\u8981\u79bb\u5f00\u7f51\u9875\u73af\u5883，\u4ecd\u7136\u8981\u786e\u8ba4\u63a5\u6536\u65b9\u80fd\u529b\u3002<\/p>\n

            \u4e94\u3001AVIF：\u4f53\u79ef\u5f88\u6709\u5438\u5f15\u529b，\u4f46\u7f16\u7801\u6210\u672c\u4e0d\u80fd\u5ffd\u7565<\/h3>\n

            AVIF \u5e38\u5e38\u80fd\u5728\u7167\u7247\u3001\u6e10\u53d8\u548c\u590d\u6742\u7eb9\u7406\u4e2d\u53d6\u5f97\u5f88\u597d\u7684\u538b\u7f29\u6548\u7387，\u5e76\u652f\u6301\u900f\u660e\u3001\u5e7f\u8272\u57df\u548c\u9ad8\u52a8\u6001\u8303\u56f4\u7b49\u73b0\u4ee3\u80fd\u529b\u3002<\/p>\n

            \u5b83\u9002\u5408：<\/p>\n

              \n
            • \u5bf9\u9875\u9762\u4f20\u8f93\u4f53\u79ef\u975e\u5e38\u654f\u611f\u7684\u7167\u7247；<\/li>\n
            • \u6709\u670d\u52a1\u7aef\u6216\u6784\u5efa\u6d41\u7a0b\u7edf\u4e00\u751f\u6210\u8d44\u6e90\u7684\u7ad9\u70b9；<\/li>\n
            • \u53ef\u4ee5\u4e3a\u4e0d\u517c\u5bb9\u73af\u5883\u63d0\u4f9b\u56de\u9000\u683c\u5f0f\u7684\u573a\u666f；<\/li>\n
            • \u503c\u5f97\u82b1\u66f4\u591a\u7f16\u7801\u65f6\u95f4\u6362\u53d6\u66f4\u5c0f\u4f53\u79ef\u7684\u6838\u5fc3\u56fe\u7247\u3002<\/li>\n<\/ul>\n

              \u4f46 AVIF \u7684\u201c\u6587\u4ef6\u66f4\u5c0f\u201d\u5e76\u4e0d\u7b49\u4e8e\u201c\u4efb\u4f55\u5730\u65b9\u90fd\u5e94\u8be5\u7528\u201d\u3002<\/p>\n

              1. \u7f16\u7801\u901a\u5e38\u66f4\u6162<\/h4>\n

              \u66f4\u590d\u6742\u7684\u538b\u7f29\u4f1a\u6d88\u8017\u66f4\u591a CPU \u65f6\u95f4\u3002\u6279\u91cf\u751f\u6210 AVIF \u65f6，\u5982\u679c\u628a\u7f16\u7801\u5f3a\u5ea6\u548c\u5e76\u53d1\u90fd\u5f00\u5f97\u5f88\u9ad8，\u53ef\u80fd\u660e\u663e\u589e\u52a0\u670d\u52a1\u7aef\u5ef6\u8fdf\u548c\u5185\u5b58\u538b\u529b\u3002<\/p>\n

              2. \u672c\u5730\u5bfc\u51fa\u80fd\u529b\u4e0d\u7edf\u4e00<\/h4>\n

              \u6d4f\u89c8\u5668\u80fd\u663e\u793a AVIF，\u4e0d\u4ee3\u8868 canvas.toBlob() \u4e00\u5b9a\u80fd\u8f93\u51fa image\/avif\u3002\u524d\u7aef\u5de5\u5177\u4e0d\u80fd\u53ea\u68c0\u67e5\u56fe\u7247\u80fd\u5426\u6253\u5f00，\u8fd8\u8981\u9a8c\u8bc1\u6700\u7ec8 Blob \u7684\u771f\u5b9e MIME \u7c7b\u578b\u3002<\/p>\n

              3. \u5de5\u4f5c\u6d41\u517c\u5bb9\u6027\u4ecd\u9700\u786e\u8ba4<\/h4>\n

              \u7f51\u7ad9\u5c55\u793a\u3001\u73b0\u4ee3\u6d4f\u89c8\u5668\u548c\u65b0\u7cfb\u7edf\u901a\u5e38\u6ca1\u6709\u95ee\u9898，\u4f46\u90e8\u5206\u65e7\u8f6f\u4ef6\u3001\u5185\u5bb9\u5ba1\u6838\u7cfb\u7edf\u6216\u7b2c\u4e09\u65b9\u63a5\u53e3\u4ecd\u53ef\u80fd\u4e0d\u63a5\u53d7 AVIF\u3002<\/p>\n

              \u6211\u7684\u9009\u62e9\u662f：\u670d\u52a1\u7aef\u538b\u7f29\u652f\u6301 AVIF，\u6d4f\u89c8\u5668\u672c\u5730\u5c3a\u5bf8\u4fee\u6539\u5219\u4f7f\u7528 WebP \u4f5c\u4e3a\u5b89\u5168\u56de\u9000\u3002\u4e0d\u662f\u8ffd\u6c42\u683c\u5f0f\u540d\u5355\u8d8a\u957f\u8d8a\u597d，\u800c\u662f\u8ba9\u6bcf\u6761\u5904\u7406\u94fe\u8def\u90fd\u6709\u53ef\u9760\u7ed3\u679c\u3002<\/p>\n

              \u516d\u3001\u201c\u8d28\u91cf 80\u201d\u4e3a\u4ec0\u4e48\u4e0d\u80fd\u8de8\u683c\u5f0f\u6bd4\u8f83<\/h3>\n

              JPEG \u8d28\u91cf 80\u3001WebP \u8d28\u91cf 80\u3001AVIF \u8d28\u91cf 80，\u5e76\u4e0d\u4ee3\u8868\u4e09\u5f20\u56fe\u7247\u5177\u6709\u76f8\u540c\u7684\u89c6\u89c9\u8d28\u91cf\u3002<\/p>\n

              \u8d28\u91cf\u53c2\u6570\u901a\u5e38\u53ea\u662f\u67d0\u4e2a\u7f16\u7801\u5668\u5185\u90e8\u7684\u63a7\u5236\u91cf：<\/p>\n

                \n
              • \u4e0d\u540c\u683c\u5f0f\u7684\u7b97\u6cd5\u4e0d\u540c；<\/li>\n
              • \u4e0d\u540c\u7f16\u7801\u5668\u5bf9\u540c\u4e00\u4e2a\u6570\u503c\u7684\u6620\u5c04\u4e0d\u540c；<\/li>\n
              • \u56fe\u7247\u5185\u5bb9\u4e0d\u540c，\u538b\u7f29\u7ed3\u679c\u4e5f\u4f1a\u4e0d\u540c；<\/li>\n
              • \u6587\u5b57\u622a\u56fe\u4e0e\u98ce\u666f\u7167\u7247\u5bf9\u8bef\u5dee\u7684\u654f\u611f\u4f4d\u7f6e\u4e0d\u540c\u3002<\/li>\n<\/ul>\n

                \u6240\u4ee5\u4e0d\u80fd\u7528\u201c\u5168\u90e8\u683c\u5f0f\u56fa\u5b9a\u8d28\u91cf 80，\u7136\u540e\u8c01\u5c0f\u9009\u8c01\u201d\u6765\u5b9e\u73b0\u771f\u6b63\u7684\u667a\u80fd\u538b\u7f29\u3002\u8fd9\u6837\u6bd4\u8f83\u7684\u53ef\u80fd\u4e0d\u662f\u7f16\u7801\u6548\u7387，\u800c\u662f\u8c01\u727a\u7272\u4e86\u66f4\u591a\u753b\u8d28\u3002<\/p>\n

                \u66f4\u5408\u7406\u7684\u6d41\u7a0b\u662f：\u5148\u751f\u6210\u5019\u9009\u7ed3\u679c，\u518d\u5728\u7edf\u4e00\u7684\u89c6\u89c9\u9608\u503c\u5185\u9009\u62e9\u4f53\u79ef\u66f4\u5c0f\u7684\u6587\u4ef6\u3002<\/p>\n

                #mermaid-svg-KcsNFOWyr4W9KKX5{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-KcsNFOWyr4W9KKX5 .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-KcsNFOWyr4W9KKX5 .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-KcsNFOWyr4W9KKX5 .error-icon{fill:#552222;}#mermaid-svg-KcsNFOWyr4W9KKX5 .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-KcsNFOWyr4W9KKX5 .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-KcsNFOWyr4W9KKX5 .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-KcsNFOWyr4W9KKX5 .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-KcsNFOWyr4W9KKX5 .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-KcsNFOWyr4W9KKX5 .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-KcsNFOWyr4W9KKX5 .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-KcsNFOWyr4W9KKX5 .marker{fill:#333333;stroke:#333333;}#mermaid-svg-KcsNFOWyr4W9KKX5 .marker.cross{stroke:#333333;}#mermaid-svg-KcsNFOWyr4W9KKX5 svg{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-KcsNFOWyr4W9KKX5 p{margin:0;}#mermaid-svg-KcsNFOWyr4W9KKX5 .label{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;color:#333;}#mermaid-svg-KcsNFOWyr4W9KKX5 .cluster-label text{fill:#333;}#mermaid-svg-KcsNFOWyr4W9KKX5 .cluster-label span{color:#333;}#mermaid-svg-KcsNFOWyr4W9KKX5 .cluster-label span p{background-color:transparent;}#mermaid-svg-KcsNFOWyr4W9KKX5 .label text,#mermaid-svg-KcsNFOWyr4W9KKX5 span{fill:#333;color:#333;}#mermaid-svg-KcsNFOWyr4W9KKX5 .node rect,#mermaid-svg-KcsNFOWyr4W9KKX5 .node circle,#mermaid-svg-KcsNFOWyr4W9KKX5 .node ellipse,#mermaid-svg-KcsNFOWyr4W9KKX5 .node polygon,#mermaid-svg-KcsNFOWyr4W9KKX5 .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-KcsNFOWyr4W9KKX5 .rough-node .label text,#mermaid-svg-KcsNFOWyr4W9KKX5 .node .label text,#mermaid-svg-KcsNFOWyr4W9KKX5 .image-shape .label,#mermaid-svg-KcsNFOWyr4W9KKX5 .icon-shape .label{text-anchor:middle;}#mermaid-svg-KcsNFOWyr4W9KKX5 .node .katex path{fill:#000;stroke:#000;stroke-width:1px;}#mermaid-svg-KcsNFOWyr4W9KKX5 .rough-node .label,#mermaid-svg-KcsNFOWyr4W9KKX5 .node .label,#mermaid-svg-KcsNFOWyr4W9KKX5 .image-shape .label,#mermaid-svg-KcsNFOWyr4W9KKX5 .icon-shape .label{text-align:center;}#mermaid-svg-KcsNFOWyr4W9KKX5 .node.clickable{cursor:pointer;}#mermaid-svg-KcsNFOWyr4W9KKX5 .root .anchor path{fill:#333333!important;stroke-width:0;stroke:#333333;}#mermaid-svg-KcsNFOWyr4W9KKX5 .arrowheadPath{fill:#333333;}#mermaid-svg-KcsNFOWyr4W9KKX5 .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-KcsNFOWyr4W9KKX5 .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-KcsNFOWyr4W9KKX5 .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-KcsNFOWyr4W9KKX5 .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-KcsNFOWyr4W9KKX5 .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-KcsNFOWyr4W9KKX5 .labelBkg{background-color:rgba(232, 232, 232, 0.5);}#mermaid-svg-KcsNFOWyr4W9KKX5 .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-KcsNFOWyr4W9KKX5 .cluster text{fill:#333;}#mermaid-svg-KcsNFOWyr4W9KKX5 .cluster span{color:#333;}#mermaid-svg-KcsNFOWyr4W9KKX5 div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-KcsNFOWyr4W9KKX5 .flowchartTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-KcsNFOWyr4W9KKX5 rect.text{fill:none;stroke-width:0;}#mermaid-svg-KcsNFOWyr4W9KKX5 .icon-shape,#mermaid-svg-KcsNFOWyr4W9KKX5 .image-shape{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-KcsNFOWyr4W9KKX5 .icon-shape p,#mermaid-svg-KcsNFOWyr4W9KKX5 .image-shape p{background-color:rgba(232,232,232, 0.8);padding:2px;}#mermaid-svg-KcsNFOWyr4W9KKX5 .icon-shape .label rect,#mermaid-svg-KcsNFOWyr4W9KKX5 .image-shape .label rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-KcsNFOWyr4W9KKX5 .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-KcsNFOWyr4W9KKX5 .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-KcsNFOWyr4W9KKX5 :root{–mermaid-font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;}<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                \u539f\u683c\u5f0f<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                \u667a\u80fd\u6a21\u5f0f<\/p>\n

                <\/span><\/p>\n

                <\/span><\/p>\n

                <\/span><\/p>\n

                <\/span><\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                \u5426<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                \u662f<\/p>\n

                <\/span><\/p>\n

                <\/span><\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                \u8bfb\u53d6\u539f\u56fe\u4e0e\u900f\u660e\u901a\u9053<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                \u7528\u6237\u9009\u62e9\u539f\u683c\u5f0f\u8fd8\u662f\u667a\u80fd\u6a21\u5f0f<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                \u53ea\u751f\u6210\u540c\u683c\u5f0f\u5019\u9009<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                \u751f\u6210 JPEG WebP AVIF \u6216 PNG \u5019\u9009<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                \u7edf\u4e00\u5c3a\u5bf8\u91c7\u6837<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                \u5728\u6df1\u8272\u4e0e\u6d45\u8272\u80cc\u666f\u4e0a\u6bd4\u8f83\u89c6\u89c9\u8bef\u5dee<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                \u8fbe\u5230\u4fdd\u771f\u5ea6\u9608\u503c\u5417<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                \u6dd8\u6c70\u5019\u9009<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                \u4fdd\u7559\u53ef\u63a5\u53d7\u5019\u9009<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                \u9009\u62e9\u4f53\u79ef\u6700\u5c0f\u7ed3\u679c<\/p>\n

                <\/span><\/p>\n

                <\/p>\n

                \u8fd4\u56de\u771f\u5b9e\u683c\u5f0f\u4e0e\u6587\u4ef6\u540d<\/p>\n

                <\/span><\/p>\n

                \u900f\u660e\u56fe\u7247\u8981\u5206\u522b\u5728\u6df1\u8272\u548c\u6d45\u8272\u80cc\u666f\u4e0a\u6bd4\u8f83，\u662f\u56e0\u4e3a\u53ea\u5728\u767d\u8272\u80cc\u666f\u4e0a\u770b\u4e0d\u51fa\u7684\u900f\u660e\u8fb9\u7f18\u9519\u8bef，\u653e\u5230\u6df1\u8272\u9875\u9762\u4e0a\u53ef\u80fd\u975e\u5e38\u660e\u663e\u3002<\/p>\n

                \u5019\u9009\u9009\u62e9\u903b\u8f91\u53ef\u4ee5\u7b80\u5316\u4e3a：<\/p>\n

                function<\/span> chooseSmallestAcceptable<\/span>(<\/span>results,<\/span> allowedError<\/span>)<\/span> {<\/span>
                \n const<\/span> acceptable =<\/span> results.<\/span>filter<\/span>(<\/span>(<\/span>result<\/span>)<\/span> =><\/span> (<\/span>
                \n result.<\/span>visualError <=<\/span> allowedError
                \n )<\/span>)<\/span>;<\/span><\/p>\n

                if<\/span> (<\/span>!<\/span>acceptable.<\/span>length)<\/span> {<\/span>
                \n return<\/span> results.<\/span>toSorted<\/span>(<\/span>
                \n (<\/span>left,<\/span> right<\/span>)<\/span> =><\/span> left.<\/span>visualError –<\/span> right.<\/span>visualError
                \n )<\/span>[<\/span>0<\/span>]<\/span>;<\/span>
                \n }<\/span><\/p>\n

                return<\/span> acceptable.<\/span>toSorted<\/span>(<\/span>
                \n (<\/span>left,<\/span> right<\/span>)<\/span> =><\/span> left.<\/span>bytes –<\/span> right.<\/span>bytes
                \n )<\/span>[<\/span>0<\/span>]<\/span>;<\/span>
                \n}<\/span><\/p>\n

                \u5b83\u8868\u8fbe\u4e86\u4e00\u4e2a\u91cd\u8981\u539f\u5219：\u5148\u6ee1\u8db3\u753b\u8d28\u5e95\u7ebf，\u518d\u6bd4\u8f83\u6587\u4ef6\u4f53\u79ef\u3002<\/p>\n

                \u4e03\u3001\u6d4f\u89c8\u5668\u53ef\u80fd\u6084\u6084\u628a\u4f60\u7684\u683c\u5f0f\u6539\u6210 PNG<\/h3>\n

                \u524d\u7aef\u4f7f\u7528 Canvas \u5bfc\u51fa\u65f6，\u8fd8\u6709\u4e00\u4e2a\u975e\u5e38\u9690\u853d\u7684\u95ee\u9898\u3002<\/p>\n

                \u4f60\u8bf7\u6c42：<\/p>\n

                canvas.<\/span>toBlob<\/span>(<\/span>callback,<\/span> 'image\/avif'<\/span>,<\/span> 0.8<\/span>)<\/span>;<\/span><\/p>\n

                \u4e0d\u4ee3\u8868\u6d4f\u89c8\u5668\u4e00\u5b9a\u8fd4\u56de AVIF\u3002\u9047\u5230\u4e0d\u652f\u6301\u7684\u7f16\u7801\u7c7b\u578b\u65f6，\u6d4f\u89c8\u5668\u53ef\u80fd\u56de\u9000\u4e3a PNG\u3002\u56e0\u6b64\u4e0d\u80fd\u6839\u636e\u81ea\u5df1\u4f20\u5165\u7684\u5b57\u7b26\u4e32\u51b3\u5b9a\u4e0b\u8f7d\u540e\u7f00，\u5fc5\u987b\u68c0\u67e5 Blob \u7684\u771f\u5b9e\u7c7b\u578b\u3002<\/p>\n

                function<\/span> encodeCanvas<\/span>(<\/span>canvas,<\/span> mimeType,<\/span> quality<\/span>)<\/span> {<\/span>
                \n return<\/span> new<\/span> Promise<\/span>(<\/span>(<\/span>resolve,<\/span> reject<\/span>)<\/span> =><\/span> {<\/span>
                \n canvas.<\/span>toBlob<\/span>(<\/span>(<\/span>blob<\/span>)<\/span> =><\/span> {<\/span>
                \n if<\/span> (<\/span>!<\/span>blob)<\/span> {<\/span>
                \n reject<\/span>(<\/span>new<\/span> Error<\/span>(<\/span>'\u56fe\u7247\u7f16\u7801\u5931\u8d25'<\/span>)<\/span>)<\/span>;<\/span>
                \n return<\/span>;<\/span>
                \n }<\/span><\/p>\n

                if<\/span> (<\/span>blob.<\/span>type !==<\/span> mimeType)<\/span> {<\/span>
                \n reject<\/span>(<\/span>new<\/span> Error<\/span>(<\/span>`<\/span>\u6d4f\u89c8\u5668\u4e0d\u652f\u6301\u7f16\u7801 <\/span>${<\/span>mimeType}<\/span><\/span>`<\/span><\/span>)<\/span>)<\/span>;<\/span>
                \n return<\/span>;<\/span>
                \n }<\/span><\/p>\n

                resolve<\/span>(<\/span>blob)<\/span>;<\/span>
                \n }<\/span>,<\/span> mimeType,<\/span> quality)<\/span>;<\/span>
                \n }<\/span>)<\/span>;<\/span>
                \n}<\/span><\/p>\n

                \u4e0b\u8f7d\u6587\u4ef6\u540d\u4e5f\u5e94\u8be5\u6765\u81ea\u6700\u7ec8 MIME \u7c7b\u578b，\u800c\u4e0d\u662f\u4e0a\u4f20\u6587\u4ef6\u7684\u540e\u7f00\u3002<\/p>\n

                \u5426\u5219\u5c31\u53ef\u80fd\u51fa\u73b0\u5185\u5bb9\u5176\u5b9e\u662f PNG，\u6587\u4ef6\u540d\u5374\u53eb .avif \u7684\u60c5\u51b5\u3002\u6d4f\u89c8\u5668\u4e5f\u8bb8\u8fd8\u80fd\u901a\u8fc7\u5185\u5bb9\u8bc6\u522b\u6253\u5f00\u5b83，\u4f46\u5176\u4ed6\u8f6f\u4ef6\u548c\u63a5\u53e3\u5f88\u5bb9\u6613\u62a5\u9519\u3002<\/p>\n

                \u516b\u3001\u5b9e\u9645\u573a\u666f\u5e94\u8be5\u600e\u4e48\u9009<\/h3>\n

                \u5982\u679c\u4f60\u4e0d\u60f3\u8bb0\u683c\u5f0f\u539f\u7406，\u53ef\u4ee5\u8bb0\u4f4f\u4e0b\u9762\u8fd9\u4e9b\u573a\u666f\u3002<\/p>\n

                \u6587\u7ae0\u7167\u7247\u3001\u535a\u5ba2\u5c01\u9762<\/h4>\n

                \u4f18\u5148\u8003\u8651 WebP；\u9700\u8981\u517c\u5bb9\u4f20\u7edf\u5de5\u4f5c\u6d41\u65f6\u4f7f\u7528 JPEG；\u6709\u5b8c\u6574\u670d\u52a1\u7aef\u751f\u6210\u4e0e\u56de\u9000\u65b9\u6848\u65f6\u518d\u8bc4\u4f30 AVIF\u3002<\/p>\n

                UI \u622a\u56fe\u3001\u4ee3\u7801\u622a\u56fe<\/h4>\n

                \u4f18\u5148 PNG \u6216\u65e0\u635f WebP\u3002\u4e0d\u8981\u4e3a\u4e86\u8ffd\u6c42\u5f88\u5c0f\u7684\u4f53\u79ef，\u628a\u6587\u5b57\u8fb9\u7f18\u538b\u51fa\u660e\u663e\u566a\u70b9\u3002<\/p>\n

                \u900f\u660e Logo\u3001\u8d34\u7eb8\u548c\u5546\u54c1\u62a0\u56fe<\/h4>\n

                \u9700\u8981\u50cf\u7d20\u7ea7\u65e0\u635f\u6216\u5e7f\u6cdb\u7f16\u8f91\u517c\u5bb9\u65f6\u4f7f\u7528 PNG；\u4e3b\u8981\u7528\u4e8e\u7f51\u9875\u5c55\u793a\u65f6\u53ef\u4ee5\u6bd4\u8f83 WebP；\u5bf9\u4f53\u79ef\u8981\u6c42\u6781\u9ad8\u4e14\u4ea4\u4ed8\u73af\u5883\u660e\u786e\u65f6\u518d\u5c1d\u8bd5 AVIF\u3002<\/p>\n

                \u76f8\u673a\u7167\u7247\u5f52\u6863<\/h4>\n

                \u4e0d\u8981\u628a JPEG \u6279\u91cf\u8f6c\u6210 PNG，\u8fd9\u53ea\u4f1a\u589e\u5927\u4f53\u79ef\u3002\u9700\u8981\u957f\u671f\u4fdd\u7559\u65f6\u5e94\u4fdd\u5b58\u76f8\u673a\u539f\u7247\u6216\u539f\u59cb JPEG，\u800c\u4e0d\u662f\u53cd\u590d\u8f6c\u7801\u540e\u7684\u7248\u672c\u3002<\/p>\n

                \u793e\u4ea4\u5e73\u53f0\u548c\u529e\u516c\u6587\u6863<\/h4>\n

                \u4f18\u5148 JPEG \u6216 PNG\u3002\u5b83\u4eec\u672a\u5fc5\u6700\u5c0f，\u4f46\u901a\u5e38\u6700\u7701\u6c9f\u901a\u6210\u672c\u3002<\/p>\n

                \u7f51\u7ad9\u6027\u80fd\u4f18\u5316<\/h4>\n

                \u4e0d\u8981\u53ea\u51c6\u5907\u4e00\u79cd\u73b0\u4ee3\u683c\u5f0f\u3002\u53ef\u4ee5\u4f7f\u7528\u73b0\u4ee3\u683c\u5f0f\u4f5c\u4e3a\u4e3b\u8d44\u6e90，\u540c\u65f6\u4fdd\u7559\u517c\u5bb9\u56de\u9000，\u5e76\u8ba9\u6784\u5efa\u6d41\u7a0b\u6839\u636e\u5185\u5bb9\u751f\u6210\u4e0d\u540c\u5019\u9009\u3002<\/p>\n

                \u4e5d\u3001\u4e3a\u4ec0\u4e48\u201c\u4fdd\u6301\u539f\u683c\u5f0f\u201d\u4ecd\u7136\u5e94\u8be5\u662f\u9ed8\u8ba4\u9009\u9879<\/h3>\n

                \u65e2\u7136\u73b0\u4ee3\u683c\u5f0f\u66f4\u5c0f，\u4e3a\u4ec0\u4e48\u5de5\u5177\u4e0d\u9ed8\u8ba4\u628a\u6240\u6709\u56fe\u7247\u8f6c\u6210 WebP \u6216 AVIF？<\/p>\n

                \u56e0\u4e3a\u683c\u5f0f\u8f6c\u6362\u4f1a\u6539\u53d8\u4ea4\u4ed8\u5c5e\u6027：<\/p>\n

                  \n
                • \u900f\u660e\u901a\u9053\u53ef\u80fd\u4e22\u5931；<\/li>\n
                • \u5916\u90e8\u7cfb\u7edf\u53ef\u80fd\u4e0d\u63a5\u53d7\u65b0\u683c\u5f0f；<\/li>\n
                • \u52a8\u753b\u3001\u591a\u5e27\u6216\u5143\u6570\u636e\u53ef\u80fd\u53d8\u5316；<\/li>\n
                • \u7528\u6237\u53ef\u80fd\u53ea\u60f3\u538b\u7f29，\u4e0d\u60f3\u6539\u53d8\u5de5\u4f5c\u6d41\u3002<\/li>\n<\/ul>\n

                  \u56e0\u6b64 Pixel Slim \u9ed8\u8ba4\u9010\u5f20\u6cbf\u7528\u4e0a\u4f20\u683c\u5f0f，\u53ea\u6709\u7528\u6237\u663e\u5f0f\u9009\u62e9\u201c\u667a\u80fd\u9009\u62e9\u201d\u65f6，\u624d\u8de8\u683c\u5f0f\u751f\u6210\u5e76\u6bd4\u8f83\u5019\u9009：<\/p>\n

                  function<\/span> resolveCandidateFormats<\/span>(<\/span>selected,<\/span> source,<\/span> hasAlpha<\/span>)<\/span> {<\/span>
                  \n if<\/span> (<\/span>selected !==<\/span> 'auto'<\/span>)<\/span> {<\/span>
                  \n return<\/span> [<\/span>selected ===<\/span> 'source'<\/span> ?<\/span> source :<\/span> selected]<\/span>;<\/span>
                  \n }<\/span><\/p>\n

                  if<\/span> (<\/span>hasAlpha)<\/span> return<\/span> [<\/span>'webp'<\/span>,<\/span> 'avif'<\/span>,<\/span> 'png'<\/span>]<\/span>;<\/span>
                  \n if<\/span> (<\/span>source ===<\/span> 'jpeg'<\/span>)<\/span> return<\/span> [<\/span>'webp'<\/span>,<\/span> 'avif'<\/span>,<\/span> 'jpeg'<\/span>]<\/span>;<\/span><\/p>\n

                  return<\/span> [<\/span>'webp'<\/span>,<\/span> 'avif'<\/span>,<\/span> 'jpeg'<\/span>]<\/span>;<\/span>
                  \n}<\/span><\/p>\n

                  \u9ed8\u8ba4\u884c\u4e3a\u5e94\u8be5\u53ef\u9884\u6d4b，\u667a\u80fd\u884c\u4e3a\u5e94\u8be5\u7531\u7528\u6237\u660e\u786e\u89e6\u53d1\u3002\u8fd9\u6bd4\u4e0d\u52a0\u8bf4\u660e\u5730\u81ea\u52a8\u6539\u53d8\u6587\u4ef6\u683c\u5f0f\u66f4\u7a33\u59a5\u3002<\/p>\n

                  \u5341\u3001\u6700\u540e\u7ed9\u51fa\u4e00\u5957\u4e0d\u4f1a\u9519\u5f97\u592a\u79bb\u8c31\u7684\u539f\u5219<\/h3>\n
                    \n
                  • \u7167\u7247\u4f18\u5148\u6bd4\u8f83 JPEG\u3001WebP \u548c AVIF；<\/li>\n
                  • \u900f\u660e\u548c\u65e0\u635f\u9700\u6c42\u4f18\u5148\u8003\u8651 PNG；<\/li>\n
                  • \u7f51\u9875\u901a\u7528\u8f93\u51fa\u4f18\u5148\u8003\u8651 WebP；<\/li>\n
                  • AVIF \u9002\u5408\u6709\u7f16\u7801\u9884\u7b97\u548c\u56de\u9000\u80fd\u529b\u7684\u573a\u666f；<\/li>\n
                  • \u4ee3\u7801\u622a\u56fe\u3001\u4e8c\u7ef4\u7801\u548c\u7ec6\u7ebf\u56fe\u5f62\u4e0d\u8981\u76f2\u76ee\u4f7f\u7528\u6709\u635f\u538b\u7f29；<\/li>\n
                  • \u4e0d\u8981\u8de8\u683c\u5f0f\u6bd4\u8f83\u76f8\u540c\u7684\u8d28\u91cf\u6570\u5b57；<\/li>\n
                  • \u4e0d\u8981\u6839\u636e\u6269\u5c55\u540d\u5224\u65ad\u771f\u5b9e\u683c\u5f0f；<\/li>\n
                  • Canvas \u5bfc\u51fa\u540e\u5fc5\u987b\u68c0\u67e5 Blob MIME；<\/li>\n
                  • \u9ed8\u8ba4\u4fdd\u7559\u539f\u683c\u5f0f，\u8de8\u683c\u5f0f\u4f18\u5316\u4ea4\u7ed9\u660e\u786e\u7684\u667a\u80fd\u6a21\u5f0f\u3002<\/li>\n<\/ul>\n

                    \u7ed3\u8bed<\/h3>\n

                    PNG\u3001JPEG\u3001WebP \u548c AVIF \u4e0d\u662f\u56db\u4e2a\u4ece\u65e7\u5230\u65b0\u7684\u7248\u672c，\u4e5f\u4e0d\u662f\u7b80\u5355\u7684\u201c\u8c01\u4f53\u79ef\u5c0f\u8c01\u6700\u597d\u201d\u3002\u5b83\u4eec\u89e3\u51b3\u7684\u662f\u4e0d\u540c\u95ee\u9898\u3002<\/p>\n

                    \u771f\u6b63\u6709\u6548\u7684\u56fe\u7247\u4f18\u5316，\u5e94\u8be5\u5148\u8bc6\u522b\u5185\u5bb9\u548c\u4ea4\u4ed8\u73af\u5883，\u518d\u786e\u5b9a\u5019\u9009\u683c\u5f0f，\u6700\u540e\u5728\u540c\u4e00\u89c6\u89c9\u6807\u51c6\u4e0b\u6bd4\u8f83\u4f53\u79ef\u3002<\/p>\n

                    \u683c\u5f0f\u9009\u62e9\u51b3\u5b9a\u65b9\u5411，\u8d28\u91cf\u53c2\u6570\u53ea\u662f\u5728\u8fd9\u4e2a\u65b9\u5411\u4e0a\u7ee7\u7eed\u8c03\u6574\u3002\u65b9\u5411\u9009\u9519\u4e86，\u6ed1\u5757\u8c03\u5f97\u518d\u7ec6\u4e5f\u6ca1\u6709\u610f\u4e49\u3002<\/p>\n

                    \u4ee5\u4e0a\u5b9e\u8df5\u6765\u81ea\u6211\u5f00\u53d1 Pixel Slim \u56fe\u7247\u5de5\u5177\u65f6\u5bf9\u538b\u7f29\u548c\u5c3a\u5bf8\u8c03\u6574\u94fe\u8def\u7684\u6574\u7406\u3002\u5728\u7ebf\u4f53\u9a8c：https:\/\/image.997728.xyz<\/p>\n","protected":false},"excerpt":{"rendered":"

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                    \n\u6211\u53d1\u73b0&<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[524,87,3829,1813,427],"topic":[],"class_list":["post-91287","post","type-post","status-publish","format-standard","hentry","category-server","tag-react-js","tag-87","tag-3829","tag-1813","tag-427"],"yoast_head":"\nPNG\u3001JPEG\u3001WebP\u3001AVIF \u5230\u5e95\u600e\u4e48\u9009\uff1f\u683c\u5f0f\u9009\u9519\uff0c\u538b\u7f29\u53c2\u6570\u8c03\u534a\u5929\u4e5f\u6ca1\u7528 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/91287.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PNG\u3001JPEG\u3001WebP\u3001AVIF \u5230\u5e95\u600e\u4e48\u9009\uff1f\u683c\u5f0f\u9009\u9519\uff0c\u538b\u7f29\u53c2\u6570\u8c03\u534a\u5929\u4e5f\u6ca1\u7528 - 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