需求：微信小程序中长按按钮，手动推流到rtmp服务器，点击过程没有报错，也没有成功。

<live-pusher 

mode="RTC" 

:enable-camera="false" 

:autopush="false" 

ref="livePusher" 

id="livePusher"

url="rtmp://xxx:1935/xxx/xx"

@error = "error"

></live-pusher>

onReady() {

setTimeout(() => {

this.playerCtx = uni.createLivePlayerContext('livePlayer');

this.pusherCtx = uni.createLivePusherContext('livePusher', this);

}, 300);

},

touchdown() {

console.log('测试');

let that = this;

console.log(that.pusherCtx);

uni.vibrateLong({

success: function() {

that.tips = '松开结束';

}

});

that.pusherCtx.start({

success: ret => {

console.log(ret, 'start push success!');

},

fail: ret => {

console.log(ret, 'start push failed!');

},

complete: ret => {

console.log(ret, 'start push complete!');

}

});

},