<view class="weui-uploader__bd video">
  <video wx:if="{{videoSrc!= ''}}" id="myVideo" src="{{videoSrc}}" ></video>
  <view class="weui-uploader__input-box">
    <view class="weui-uploader__input video" bindtap="bindButtonTap"></view>
  </view>
</view>

  bindButtonTap: function() {
    var that = this
    wx.chooseVideo({
      sourceType: ['album', 'camera'],
      maxDuration: 15,
      camera: ['front', 'back'],
      success: function(res) {
        that.setData({
          videoSrc: res.tempFilePath
        })
        console.log(that.data.videoSrc)
        wx.showLoading({
          title: '上传中',
          mask:true
        });
      wx.uploadFile({
        url: app.__config.basePath + 'api/upload/video', //服务器接口
        filePath: that.data.videoSrc, //这里是选取的图片的地址数组
        name: 'file', //服务器定义的Key值
        success: function(res) {
          var videoSrc2 = JSON.parse(res.data)
          that.setData({
            videoSrc: videoSrc2.data
          })
          videoSrc = that.data.videoSrc
          console.log('视频上传成功')
          console.log(that.data.videoSrc)
        },
        fail: function(err) {
          console.log('接口调用失败')
          wx.showToast({
            title: '上传失败，请重新上传',
          })
        },
        complete: function (res) {
          wx.hideLoading();
        }
      })
      }
    })
  },