{"id":150172,"date":"2020-09-02T11:46:32","date_gmt":"2020-09-02T03:46:32","guid":{"rendered":"http:\/\/4563.org\/?p=150172"},"modified":"2020-09-02T11:46:32","modified_gmt":"2020-09-02T03:46:32","slug":"%e4%bd%bf%e7%94%a8%e4%ba%86%e4%b8%80%e5%b9%b4%e5%a4%9a%e7%9a%84%e5%8f%a6%e4%b8%80%e4%b8%aa-svga-web-%e6%92%ad%e6%94%be%e5%99%a8%e7%8e%b0%e5%88%86%e4%ba%ab%e7%bb%99%e5%a4%a7%e5%ae%b6","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=150172","title":{"rendered":"\u4f7f\u7528\u4e86\u4e00\u5e74\u591a\u7684\u53e6\u4e00\u4e2a SVGA Web \u64ad\u653e\u5668\u73b0\u5206\u4eab\u7ed9\u5927\u5bb6"},"content":{"rendered":"
\n
\n
\n

\u4f7f\u7528\u4e86\u4e00\u5e74\u591a\u7684\u53e6\u4e00\u4e2a SVGA Web \u64ad\u653e\u5668\u73b0\u5206\u4eab\u7ed9\u5927\u5bb6 <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : LancerComet <\/span> <\/i> 12<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
<\/p>\n

SVGA<\/h2>\n

SVGA ( https:\/\/svga.io) \u662f YY \u7814\u53d1\u7684\u4e00\u5957\u5f88\u68d2\u7684\u52a8\u753b\u65b9\u6848\uff0c\u8fd9\u4e2a\u65b9\u6848\u5728\u516c\u53f8\u5185\u5927\u89c4\u6a21\u4f7f\u7528\uff0c\u56e0\u4e3a\u662f\u4e00\u5957\u4ece\u8bbe\u8ba1\u5230\u7814\u53d1\u4e00\u5957\u6253\u901a\u7684\u65b9\u6848\uff0c\u6240\u4ee5\u6548\u7387\u548c\u6574\u4f53\u4f53\u9a8c\u90fd\u7b97\u4e0d\u9519.<\/p>\n

\u4e0d\u8fc7\u5b98\u65b9\u7684 Web \u7248\u64ad\u653e\u5668\u4f7f\u7528\u8d77\u6765\u6709\u51e0\u4e2a\u75db\u70b9\uff1a<\/p>\n

    \n
  1. \n

    SVGA \u6700\u521d\u5e94\u8be5\u6ca1\u6709\u8003\u8651\u592a\u591a\u7684\u6d41\u7a0b\u63a7\u5236\uff0c\u4e0d\u8fc7\u73b0\u5b9e\u4e1a\u52a1\u4e2d\u7ecf\u5e38\u6027\u7684\u662f\u901a\u8fc7\u591a\u4e2a SVGA \u7ec4\u5408\u8fdb\u884c\u903b\u8f91\u52a8\u753b\u64ad\u653e\uff0c\u6bd4\u5982 A \u64ad XX \u5e27\u4e4b\u540e\u518d\u64ad\u653e B\uff0c\u7136\u540e\u518d\u64ad\u653e C \uff1b\u6216\u8005 A \u539f\u5730 n \u5230 m \u5e27\u5faa\u73af\uff0c\u7528\u6237\u70b9\u51fb\u540e\u8df3\u8f6c\u5230 p \u5e27\u64ad\u4e00\u6b21\uff1b\u5b98\u65b9\u7684 API \u5728\u5904\u7406\u8fd9\u4e2a\u60c5\u666f\u4e0a\u4e0d\u662f\u90a3\u4e48\u81ea\u7136\uff0c\u5f53\u573a\u666f\u590d\u6742\u4e86\u4e4b\u540e\u9700\u8981\u5199\u989d\u5916\u7684\u5c01\u88c5\u5904\u7406.<\/p>\n<\/li>\n

  2. \n

    \u5b98\u65b9\u64ad\u653e\u5668\u63d0\u4f9b\u4e86\u591a\u79cd\u7f29\u653e\u6a21\u5f0f\uff0c\u4f46\u4f7f\u7528\u8d77\u6765\u6709\u4e9b\u522b\u626d\uff0c\u800c\u4e14\u6ca1\u6709\u529e\u6cd5\u4f7f\u7528 CSS \u6837\u5f0f\u63a7\u5236\u821e\u53f0\u5c3a\u5bf8\uff0c\u5f53\u4f7f\u7528 CSS \u8bbe\u5b9a\u5bbd\u9ad8\u65f6\u821e\u53f0\u5185\u5bb9\u4f1a\u51fa\u73b0\u6ca1\u6709\u89c4\u5f8b\u7684\u5947\u602a\u53d8\u5f62\uff0c\u7075\u6d3b\u6027\u7a0d\u5fae\u5dee\u4e86\u70b9\uff0c\u6211\u4eec\u5e73\u5e38\u4f7f\u7528 CSS \u7684 scale \u6765\u5904\u7406.<\/p>\n<\/li>\n

  3. \n

    \u67d0\u4e9b\u7248\u672c\u7684 IOS \u5e73\u53f0\u4f1a\u53d1\u70ed\uff08\u73b0\u53ef\u80fd\u5df2\u4fee\u590d\uff09<\/p>\n<\/li>\n<\/ol>\n

    \u9488\u5bf9\u4ee5\u4e0a\u95ee\u9898\uff0c\u53bb\u5e74\u5e74\u4e2d\u7684\u65f6\u5019\u5c31\u51b3\u5b9a\u91cd\u65b0\u7f16\u5199\u4e00\u5957\u65b0\u7684 SVGA \u64ad\u653e\u5668\u7ed9\u5185\u90e8\u4f7f\u7528\uff0c\u5e0c\u671b\u80fd\u591f\u89e3\u51b3\u4e0a\u9762\u4e09\u4e2a\u95ee\u9898\u3002\u7ecf\u8fc7\u4e00\u5e74\u591a\u7684\u4fee\u6539\u548c\u751f\u4ea7\u73af\u5883\u9a8c\u8bc1\uff0c\u76ee\u524d\u4e2a\u4eba\u8ba4\u4e3a\u53ef\u4ee5\u5206\u4eab\u51fa\u6765\u548c\u4f7f\u7528 SVGA \u7684\u670b\u53cb\u4e00\u8d77\u4f7f\u7528\uff08\u8bf4\u6765\u4e5f\u5de7\uff0c\u5b98\u65b9\u7684 Lite \u7248\u64ad\u653e\u5668\u5dee\u4e0d\u591a\u4e5f\u662f\u8fd9\u4e2a\u65f6\u5019\u5f00\u59cb\u7f16\u5199\uff0c\u6709\u70b9\u649e\u8f66\uff09<\/p>\n

    \u5904\u7406\u75db\u70b9<\/h2>\n

    \u95ee\u9898 1<\/h3>\n

    \u9488\u5bf9\u7b2c\u4e00\u4e2a\u95ee\u9898\uff0c\u6211\u4eec\u5047\u8bbe\u4e00\u4e2a\u573a\u666f\uff1a\u8f7d\u5165\u4e00\u4e2a SVGA \u6587\u4ef6\u540e\u64ad\u653e\u4e24\u6bb5\u52a8\u753b\uff0c\u7b2c\u4e00\u6bb5\u5148\u64ad 10 \u5e27\uff0c\u7136\u540e\u64ad\u653e\u5b8c\u6210\u540e\u518d\u64ad 10 \u5e27<\/p>\n

    \/\/ \u5b98\u65b9 SVGA Web \u64ad\u653e\u5668\u64ad\u653e\u4e24\u6bb5\u52a8\u753b.  const parser = new SVGA.Parser('#stage') const player = new SVGA.Player('#stage')  player.onload('\/file.svga', videoItem => {   player.setVideoItem(videoItem)      let isSection2Played = false      player.onFinished(() => {     if (!isSection2Played) {       playSection2()       isSection2Played = true     } else {       console.log('done')     }   })      playSection1() })  function playSection1 () {   player.startAnimationWithRange({     location: 0,     length: 10   }) }  function playSection2 () {   player.startAnimationWithRange({     location: 10,     length: 10   }) } <\/code><\/pre>\n
    \u6211\u4eec\u5b9e\u8df5\u4e0b\u6765\u5f53\u4e1a\u52a1\u590d\u6742\u65f6\uff0c\u9700\u8981\u5916\u5c42\u518d\u5199\u4e00\u5c42\u5c01\u88c5\u6765\u5e2e\u52a9\u8fdb\u884c\u6d41\u7a0b\u63a7\u5236\uff0c\u5426\u5219\u4f1a\u6bd4\u8f83\u522b\u626d\uff0c\u8981\u624b\u5de5\u4f7f\u7528\u53d8\u91cf\u7ef4\u62a4\u64ad\u653e\u72b6\u6001.<\/p>\n
    \u5bf9\u4e8e\u4e1a\u52a1\u6765\u8bf4\uff0c\u4e2a\u4eba\u7406\u60f3\u4e2d\u7684 API \u5e94\u8be5\u662f\u7c7b\u4f3c\u8fd9\u6837\uff1a<\/p>\n
    \/\/ SVGAPlus \u64ad\u653e\u4e24\u6bb5\u52a8\u753b.  import { SVGAPlus } from '@svgaplus\/core'  const player = new SVGAPlus({   element: document.querySelector('#stage'),   buffer: await SVGAPlus.loadSvgaFile('\/file.svga') })  await player.init() await player.playOnce(0, 9) await player.playOnce(10, 19) console.log('done') <\/code><\/pre>\n
    \u5c06\u72b6\u6001\u63a7\u5236\u4fdd\u6301\u5728\u64ad\u653e\u5668\u5185\u90e8\uff0c\u4f7f\u5f97\u4e1a\u52a1\u5728\u4f7f\u7528\u65f6\u65e0\u9700\u81ea\u884c\u7ef4\u62a4\u4e00\u5957\u72b6\u6001\uff0c\u540c\u65f6 API \u5e94\u5f53\u4fdd\u6301\u4e00\u79cd\u5f62\u5f0f\u540c\u6b65\uff0c\u6765\u6d88\u5f31\u5fc3\u667a\u8d1f\u62c5.<\/p>\n
    \u95ee\u9898 2<\/h3>\n
    \u9488\u5bf9\u7b2c\u4e8c\u4e2a\u95ee\u9898\uff0c\u5176\u5b9e\u4e0d\u9700\u8981\u505a\u4ec0\u4e48\u7279\u6b8a\u5904\u7406\uff0c\u4e5f\u4e0d\u7528\u63d0\u4f9b\u7f29\u653e API\uff0c\u821e\u53f0\uff08 Canvas \uff09\u7684\u7f29\u653e\u8ba9\u4e1a\u52a1\u65b9\u5728\u5916\u90e8\u76f4\u63a5\u4f7f\u7528 css \u8fdb\u884c\u8bbe\u7f6e\uff0c\u8fd9\u6837\u884c\u4e3a\u548c \"\u4f7f\u7528\u4e86\u4e00\u5e74\u591a\u7684\u53e6\u4e00\u4e2a \u662f\u5b8c\u5168\u4e00\u81f4\u7684\uff0c\u6bd5\u7adf\u5bf9\u4e8e\u5207\u56fe\u4ed4\u6765\u8bb2\u56fe\u7247\u7684 css \u6837\u5f0f\u662f\u523b\u5728\u57fa\u56e0\u4e2d\u7684\uff0c\u8bbe\u8ba1\u5176\u4ed6 API \u53cd\u800c\u6709\u70b9\u590d\u6742.<\/p>\n
    <!-- \u76f4\u63a5\u4f7f\u7528\u6837\u5f0f\u8868\u63a7\u5236\u5c3a\u5bf8\u624d\u662f\u8ffd\u543c\u7684. --> <canvas width=\"1200\" height=\"1800\" style=\"width: 300px\"><\/canvas> <\/code><\/pre>\n
    \u95ee\u9898 3<\/h3>\n
    \u9488\u5bf9\u7b2c\u4e09\u4e2a\u95ee\u9898\uff0c\u6700\u65e9\u9047\u5230\u8fd9\u4e2a\u95ee\u9898\u65f6\u4e2a\u4eba\u5728\u4e1a\u52a1\u4e2d\u590d\u5199\u4e86 requestAnimationFrame \u65b9\u6cd5\uff0c\u5728 IOS \u5e73\u53f0\u4e0b\u9650\u5236\u6267\u884c\u9891\u7387\u6765\u964d\u4f4e\u624b\u673a\u53d1\u70ed\uff1b\u5f53\u81ea\u5df1\u5728\u7f16\u5199\u8fd9\u5957\u65b0\u7684\u64ad\u653e\u5668\u65f6\uff0c\u7528\u4e8e\u63a7\u5236\u7ed8\u5236\u7684 Ticker \u672c\u8eab\u53ef\u8bbe\u5b9a\u5e27\u7387\uff0c\u6240\u4ee5\u539f\u672c\u6253\u7b97\u4f7f\u7528\u8fd9\u4e2a\u7279\u6027\u4e3a IOS \u505a\u9650\u5236\uff0c\u4f46\u4f7f\u7528\u4e0b\u6765\u53d1\u73b0\u5c31\u7b97\u4f7f\u7528\u6ee1\u5e27\u7387\u7ed8\u5236\u4e5f\u6ca1\u6709\u53d1\u751f\u4e25\u91cd\u7684\u53d1\u70ed\u95ee\u9898\uff0c\u6240\u4ee5\u5e94\u8be5\u662f\u5b98\u65b9\u67d0\u4e2a\u7248\u672c\u4e2d\u6709\u4e9b\u5c0f\u95ee\u9898\uff0c\u73b0\u5728\u5e94\u8be5\u5df2\u7ecf\u4fee\u590d\u4e86\u5427.<\/p>\n
    \u5176\u4ed6\u7684\u5462<\/h2>\n
    Worker Parser<\/h3>\n
    \u6211\u4eec\u5728\u4e1a\u52a1\u4e2d\u53d1\u73b0\u5f53\u9875\u9762\u8db3\u591f\u590d\u6742\u65f6\uff0c\u9875\u9762\u5176\u4ed6\u903b\u8f91\u52a0\u4e0a SVGA \u7684\u521d\u59cb\u5316\u903b\u8f91\u53ef\u80fd\u4f1a\u4f7f\u5f97\u754c\u9762\u963b\u585e\uff0c\u6240\u4ee5\u5bf9 SVGA \u7684 Parser \u52a0\u5165\u4e86 Worker \u652f\u6301\uff0c\u5c06\u5403\u8d44\u6e90\u7684\u521d\u59cb\u5316\u903b\u8f91\u653e\u5165 Worker \u4e2d\u6267\u884c\u6765\u4fdd\u8bc1\u4e3b\u7ebf\u7a0b\u901a\u7545. \u8fd9\u4e2a\u7279\u6027\u662f\u53ef\u9009\u7684\uff0c\u56e0\u4e3a Worker \u4f1a\u589e\u52a0\u4e00\u4e9b\u521d\u59cb\u5316\u65f6\u95f4\uff0c\u5728\u7b80\u5355\u7684\u9875\u9762\u4e2d\u4f9d\u7136\u53ef\u4ee5\u4f7f\u7528\u4e3b\u7ebf\u7a0b\u8fdb\u884c\u89e3\u6790\u6765\u4fdd\u8bc1\u52a0\u8f7d\u901f\u5ea6.<\/p>\n
    Pixi Renderer<\/h3>\n
    \u6211\u4eec\u540e\u6765\u52a0\u5165\u4e86\u4e00\u4e2a\u53eb\u505a PixiRenderer \u7684\u6a21\u5757\uff0c\u4f7f\u7528 Pixi.js \u4ee3\u66ff\u539f\u751f Canvas API (\u4e2a\u4eba\u79f0\u4e4b\u4e3a VanillaRenderer) \u8fdb\u884c\u6e32\u67d3\uff0c\u8fd9\u6837\u5c31\u5f97\u5230\u4e86 Pixi \u7684\u6240\u6709\u597d\u5904\uff0c\u6bd4\u5982 WebGL \u52a0\u6301\u3001\u81ea\u5b9a\u4e49 Shader \u3001\u6ee4\u955c\u3001\u53e0\u52a0\u5176\u4ed6 Sprite \u7b49\u7279\u6027\uff0c\u7ed9\u80e1\u4e71\u778e\u641e\u6253\u4e0b\u4e86\u575a\u5b9e\u7684\u57fa\u7840.<\/p>\n
    import { SVGAPlus } from '@svgaplus\/core' import { PixiRenderer } from '@svgaplus\/renderer.pixi' import * as Filters from 'pixi-filters'  const player = new SVGAPlus({   element: document.querySelector('#stage'),   buffer: await SVGAPlus.loadSvgaFile('\/file.svga'),   renderer: PixiRenderer })  await player.init()  \/\/ Pixi \u7684 App \u548c Container \u53ef\u4ee5\u8fd9\u6837\u8bbf\u95ee: \/\/ player.renderer.pixiApp \/\/ player.renderer.pixiContainer  \/\/ \u778e\u641e\u4e2a\u6ee4\u955c\u7785\u7785. player.renderer.pixiContainer.filters = [   new Filters.RGBSplitFilter() ]  player.play() <\/code><\/pre>\n
    \u66f4\u591a\u7684\u4fe1\u606f<\/h3>\n
    \u5b98\u65b9\u64ad\u653e\u5668\u7ed9\u7684\u4fe1\u606f\u6709\u65f6\u5019\u4e0d\u591f\u7528\uff0c\u6240\u4ee5\u8fd9\u6b21\u5c06\u66f4\u591a\u7684\u4fe1\u606f\u66b4\u9732\u4e86\u51fa\u6765.<\/p>\n
    SVGAPlus<\/h2>\n
    \u4e2a\u4eba\u8d77\u540d\u4e3a SVGAPlus\uff0c\u53ea\u662f\u5e0c\u671b\u89e3\u51b3\u4e00\u4e9b\u95ee\u9898\uff0c\u6bd5\u7adf\u5e73\u5e73\u6de1\u6de1\u624d\u662f\u771f\uff0c\u89e3\u51b3\u95ee\u9898\u624d\u7b97\u597d.<\/p>\n
    \u6b22\u8fce\u5927\u5bb6\u4e00\u8d77\u8d21\u732e\uff1a https:\/\/github.com\/SVGAPlus\/SVGAPlus<\/p>\n
    \u8bf7\u6ce8\u610f<\/h2>\n
    SVGAPlus \u6ca1\u6709\u5b9e\u73b0 SVGA \u7684\u4e00\u4e9b\u7279\u6027\uff0c\u6bd4\u5982\u97f3\u9891\u64ad\u653e\uff0c\u56e0\u4e3a\u6211\u4eec\u5728\u64ad\u653e\u97f3\u9891 + \u89c6\u9891\u7684\u573a\u666f\u90fd\u662f\u76f4\u63a5\u4f7f\u7528 .mp4 \uff0c\u4e2a\u4eba\u4e5f\u6bd4\u8f83\u63a8\u8350\u4f7f\u7528\u89c6\u9891\u8fd9\u6837\u7684\u901a\u7528\u505a\u6cd5.<\/p>\n<\/p><\/div>\n
     \u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (3<\/span>)        <\/div>\n
     <\/div>\n<\/p><\/div>\n<\/p><\/div>\n
      \n
    • \n
      \n
      \n
       \u8cc7\u6df1\u5927\u4f6c : LawlietZ <\/span>  <\/div>\n
       <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                   \u4e0d\u9519                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
    • \n
      \n
      \n
       \u8cc7\u6df1\u5927\u4f6c : LawlietZ <\/span>  <\/div>\n
       <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                   \u8bdd\u8bf4\u8fd9\u79cd\u53ef\u4ee5\u5b9e\u73b0\u900f\u660e\u89c6\u9891\uff0csvga \u662f\u65b0\u683c\u5f0f\u5427\uff0c\u8be5\u600e\u4e48\u5bfc\u51fa\u5462                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
    • \n
      \n
      \n
       \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : LancerComet <\/span>  <\/div>\n
       <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                   @LawlietZ \u662f\u53ef\u4ee5\u5b9e\u73b0\u900f\u660e\u6548\u679c\uff0cSVGA \u672c\u8d28\u5c31\u662f\u4e00\u5806 PNG \/ SVG \u7136\u540e\u518d\u52a0\u4e0a\u5e27\u4fe1\u606f\uff0c\u901a\u8fc7 AE \u505a\u5b8c\u4e4b\u540e\u4f7f\u7528\u63d2\u4ef6\u5bfc\u51fa https:\/\/svga.io\/designer.html                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
    • \n","protected":false},"excerpt":{"rendered":"
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