[英]PeerJS + Angular4 - how to turn on/off camera and microphone while streaming
我正在用一些視頻通話模塊在angular4中制作應用程序。 我已經實現了兩個模塊-主機和客戶端,它們之間的視頻通話運行良好。 現在,我想制作兩個按鈕來打開和關閉相機和麥克風,就像在Skype或hangout這樣的標准通訊器中通常一樣。
如何實施呢?
我將為此顯示代碼,但這是行不通的。
主辦:
this.peer = new Peer({key: 'xxxxxxxxxxxxxx'});
setTimeout(() => {
this.id = this.peer.id;
},3000);
var navig = <any>navigator;
navig.getUserMedia = ( navig.getUserMedia || navig.webkitGetUserMedia || navig.mozGetUserMedia || navig.msGetUserMedia );
this.peer.on('call', (call) => {
navig.getUserMedia({video: true, audio: true}, (stream) =>
{
this.stream = stream;
myVideoElement.src=URL.createObjectURL(stream);
myVideoElement.play();
call.answer(stream);
call.on('stream', function(remotestream){
videoElement.src = URL.createObjectURL(remotestream);
videoElement.play();
})
},(err) => {
console.log('Failed to get stream', err);
})
});
將麥克風打開的主機功能:
switchMicrophone(){
console.log(this.stream);
var navig = <any>navigator;
navig.getUserMedia = ( navig.getUserMedia || navig.webkitGetUserMedia || navig.mozGetUserMedia || navig.msGetUserMedia );
navig.video = false;
// var track = this.stream.getTracks()[0];
// track.stop();
// track = this.stream.getTracks()[1];
// track.stop();
}
不幸的是,由於某些未知原因,未定義this.stream,其他代碼無法正常工作。 我該怎么辦?
我找到了解決我問題的答案。 下面的代碼,也許這將對某人有所幫助。 請享用!
在此示例中,我有兩個視頻元素-一個用於來自客戶端的視頻,另一個用於僅顯示我作為預覽視頻
switchMicrophone(){
this.isMicrophoneEnabled = !this.isMicrophoneEnabled;
this.stream.getAudioTracks()[0].enabled = this.isMicrophoneEnabled;
}
switchCamera(){
this.isCameraEnabled = !this.isCameraEnabled;
this.stream.getVideoTracks()[0].enabled = this.isCameraEnabled;
this.previewStream.getVideoTracks()[0].enabled = this.isCameraEnabled;
}
this.navig.getUserMedia({video: true, audio: false}, (stream)=> {
this.previewStream = stream;
this.previewVideoElement.nativeElement.src = URL.createObjectURL(stream);
this.previewVideoElement.nativeElement.play();
}, function(err) {
console.log('Failed to get stream', err);
});
this.peer.on('call', (call)=> {
this.navig.getUserMedia({video: true, audio: true}, (stream)=> {
this.stream = stream;
call.answer(stream);
call.on('stream', (remotestream)=>{
this.videoElement.nativeElement.src = URL.createObjectURL(remotestream);
this.videoElement.nativeElement.play();
})
}, function(err) {
console.log('Failed to get stream', err);
})
});
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.