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SquashSRS4: Refine srs.sdk.js

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This commit is contained in:
winlin 2021-05-28 21:44:51 +08:00
parent cc52e5b27c
commit 81bda41b31
7 changed files with 83 additions and 46 deletions
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52
trunk/3rdparty/signaling/www/demos/js/srs.sdk.js vendored
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@ -29,6 +29,14 @@
function SrsRtcPublisherAsync() {
var self = {};
// https://developer.mozilla.org/en-US/docs/Web/API/MediaDevices/getUserMedia
self.constraints = {
audio: true,
video: {
width: {ideal: 320, max: 576}
}
};
// @see https://github.com/rtcdn/rtcdn-draft
// @url The WebRTC url to play with, for example:
// webrtc://r.ossrs.net/live/livestream
@ -56,12 +64,14 @@ function SrsRtcPublisherAsync() {
self.pc.addTransceiver("audio", {direction: "sendonly"});
self.pc.addTransceiver("video", {direction: "sendonly"});
var stream = await navigator.mediaDevices.getUserMedia(
{audio: true, video: {width: {max: 320}}}
);
var stream = await navigator.mediaDevices.getUserMedia(self.constraints);
// @see https://developer.mozilla.org/en-US/docs/Web/API/RTCPeerConnection/addStream#Migrating_to_addTrack
stream.getTracks().forEach(function (track) {
self.pc.addTrack(track);
// Notify about local track when stream is ok.
self.ontrack && self.ontrack({track: track});
});
var offer = await self.pc.createOffer();
@ -94,9 +104,6 @@ function SrsRtcPublisherAsync() {
);
session.simulator = conf.schema + '//' + conf.urlObject.server + ':' + conf.port + '/rtc/v1/nack/';
// Notify about local stream when success.
self.onaddstream && self.onaddstream({stream: stream});
return session;
};
@ -107,7 +114,10 @@ function SrsRtcPublisherAsync() {
};
// The callback when got local stream.
self.onaddstream = function (event) {
// @see https://developer.mozilla.org/en-US/docs/Web/API/RTCPeerConnection/addStream#Migrating_to_addTrack
self.ontrack = function (event) {
// Add track to stream of SDK.
self.stream.addTrack(event.track);
};
// Internal APIs.
@ -253,6 +263,11 @@ function SrsRtcPublisherAsync() {
self.pc = new RTCPeerConnection(null);
// To keep api consistent between player and publisher.
// @see https://developer.mozilla.org/en-US/docs/Web/API/RTCPeerConnection/addStream#Migrating_to_addTrack
// @see https://webrtc.org/getting-started/media-devices
self.stream = new MediaStream();
return self;
}
@ -315,6 +330,7 @@ function SrsRtcPlayerAsync() {
await self.pc.setRemoteDescription(
new RTCSessionDescription({type: 'answer', sdp: session.sdp})
);
session.simulator = conf.schema + '//' + conf.urlObject.server + ':' + conf.port + '/rtc/v1/nack/';
return session;
};
@ -324,8 +340,12 @@ function SrsRtcPlayerAsync() {
self.pc = null;
};
// The callback when got remote stream.
self.onaddstream = function (event) {};
// The callback when got remote track.
// Note that the onaddstream is deprecated, @see https://developer.mozilla.org/en-US/docs/Web/API/RTCPeerConnection/onaddstream
self.ontrack = function (event) {
// https://webrtc.org/getting-started/remote-streams
self.stream.addTrack(event.track);
};
// Internal APIs.
self.__internal = {
@ -469,9 +489,14 @@ function SrsRtcPlayerAsync() {
};
self.pc = new RTCPeerConnection(null);
self.pc.onaddstream = function (event) {
if (self.onaddstream) {
self.onaddstream(event);
// Create a stream to add track to the stream, @see https://webrtc.org/getting-started/remote-streams
self.stream = new MediaStream();
// https://developer.mozilla.org/en-US/docs/Web/API/RTCPeerConnection/ontrack
self.pc.ontrack = function(event) {
if (self.ontrack) {
self.ontrack(event);
}
};
@ -483,7 +508,8 @@ function SrsRtcPlayerAsync() {
function SrsRtcFormatSenders(senders, kind) {
var codecs = [];
senders.forEach(function (sender) {
sender.getParameters().codecs.forEach(function(c) {
var params = sender.getParameters();
params && params.codecs && params.codecs.forEach(function(c) {
if (kind && sender.track.kind !== kind) {
return;
}