小程序是否会支持透明通道视频？ AFX 透明视频 https://smartprogram.baidu.com/docs/design/resource/animationVideo/ https://b.bdstatic.com/miniapp/animation-video-demo.m4v

- 当前 Bug 的表现（可附上截图）[图片][图片] - 预期表现[图片][图片] - 复现路径pages/food/catering - 提供一个最简复现 Demo wxml  太多 无法提供 使用的是scroll-view 下面是滚动事件  样式布局属于正常 滚动事件的渲染出现了比较严重的延迟  无法达到预期效果 从而演变为bug  其中安卓(vivox7)手机最为明显  苹果（7ps）手机没有出现 scroll: function(e) { var self = this; var height = self.data.height var TopHeight; var opos = self.data.opos; if (self.data.soll == false) { if (e.detail.scrollTop > height) { if (isOpps == false) { isOpps = true; opos = true, height = e.detail.scrollTop if (e.detail.scrollTop <= 270) { TopHeight = 270 } } } else { if (isOpps == true) { isOpps = false opos = false } } self.setData({ TopHeight: TopHeight, opos: opos, height: height }) } if (timer) { clearTimeout(timer) } timer = setTimeout(function() { var fyArrId = self.data.fyArrId var GcArr = self.data.firstClass console.log(GcArr) if (self.data.soll == false) { // 判断 距离 var scale = e.detail.scrollWidth / 600, scrollTop = e.detail.scrollTop / scale, h = 0, classifySeleted = 0; // self.data.GcArr.forEach(function(classify, i) { //   // 标题栏 70 //   // 每项的个数 classify.goods.length //   var _h = 96 + classify.goodsjson.length * 174; //   if (scrollTop >= h) { //     classifySeleted = fyArrId[i].gc_id; //   } //   h += _h; // }); for (var i = 0; i < fyArrId.length; i++) { if (scrollTop >= fyArrId[i]) { classifySeleted = GcArr[i].gc_id; } } console.log("pp" + classifySeleted) self.setData({ flId: classifySeleted }); } else { self.setData({ soll: false }); } timer = undefined; }, 100) },