var t = this;

        this.data.LivePlayerContext = wx.createLivePlayerContext("livePlayer");

        this.data.LivePlayerContext.requestFullScreen({

            direction: 90,

            success: function(e) {

                console.log('requestFullScreen success：'+JSON.stringify(e));

            },

            fail: function(t) {

                console.log('requestFullScreen fail：'+JSON.stringify(t));

            },

            complete: function(t) {

                console.log('requestFullScreen complete：'+JSON.stringify(t));

            }

        });