微信小程序视频组件控制wx.createVideoContext(videoId)

由 ?﹏???ζ???﹏﹏? 创建，Carrie 最后一次修改 2016-12-07 wx.createVideoContext(videoId)创建并返回 video 上下文videoContext对象videoContextvideoContext通过 videoId 跟一个 video 组件绑定，通过它可以操作一个 video 组件。videoContext对象的方法列表：方法参数说明最低版本play无播放 pause无暂停 seekposition跳转到指定位置，单位 s sendDanmudanmu发送弹幕，danmu 包含两个属性 text, color。 playbackRaterate设置倍速播放，支持的倍率有 0.5/0.8/1.0/1.25/1.51.4.0requestFullScreen无进入全屏1.4.0exitFullScreen无退出全屏1.4.0示例代码：<view class="section tc"> <video id="myVideo" src="http://wxsnsdy.tc.qq.com/105/20210/snsdyvideodownload?filekey=30280201010421301f0201690402534804102ca905ce620b1241b726bc41dcff44e00204012882540400&bizid=1023&hy=SH&fileparam=302c020101042530230204136ffd93020457e3c4ff02024ef202031e8d7f02030f42400204045a320a0201000400" enable-danmu danmu-btn controls></video> <view class="btn-area"> <input bindblur="bindInputBlur"/> <button bindtap="bindSendDanmu">发送弹幕</button> </view></view>function getRandomColor () { let rgb = [] for (let i = 0 ; i < 3; ++i){ let color = Math.floor(Math.random() * 256).toString(16) color = color.length == 1 ? '0' + color : color rgb.push(color) } return '#' + rgb.join('')}Page({ onReady: function (res) { this.videoContext = wx.createVideoContext('myVideo') }, inputValue: '', bindInputBlur: function(e) { this.inputValue = e.detail.value }, bindSendDanmu: function () { this.videoContext.sendDanmu({ text: this.inputValue, color: getRandomColor() }) }})