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Code Issues Releases Wiki Activity

RTC: Support av1 for Chrome M90 enabled it. 4.0.91 (#2324)

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* RTC: Support av1 for Chrome M90 enabled it. 4.0.91

* RTC: Show codec for WebRTC publisher
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Winlin 2021-04-30 08:09:01 +08:00 • committed by GitHub
parent a9d39f6946
commit e8fe66e3ba
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7 changed files with 93 additions and 5 deletions
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29
trunk/research/players/js/srs.sdk.js
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@ -470,3 +470,32 @@ function SrsRtcPlayerAsync() {
return self;
}
// Format the codec of RTCRtpSender, kind(audio/video) is optional filter.
// https://developer.mozilla.org/en-US/docs/Web/Media/Formats/WebRTC_codecs#getting_the_supported_codecs
function SrsRtcFormatSenders(senders, kind) {
var codecs = [];
senders.forEach(function (sender) {
sender.getParameters().codecs.forEach(function(c) {
if (kind && sender.track.kind !== kind) {
return;
}
if (c.mimeType.indexOf('/red') > 0 || c.mimeType.indexOf('/rtx') > 0 || c.mimeType.indexOf('/fec') > 0) {
return;
}
var s = '';
s += c.mimeType.replace('audio/', '').replace('video/', '');
s += ', ' + c.clockRate + 'HZ';
if (sender.track.kind === "audio") {
s += ', channels: ' + c.channels;
}
s += ', pt: ' + c.payloadType;
codecs.push(s);
});
});
return codecs.join(", ");
}

12
trunk/research/players/rtc_publisher.html
View file

@ -55,6 +55,10 @@
<label></label>
SessionID: <span id='sessionid'></span>
<label></label>
Audio: <span id='acodecs'></span><br/>
Video: <span id='vcodecs'></span>
<label></label>
Simulator: <a href='#' id='simulator-drop'>Drop</a>
@ -81,6 +85,14 @@
$('#rtc_media_player').prop('srcObject', event.stream);
};
// https://developer.mozilla.org/en-US/docs/Web/Media/Formats/WebRTC_codecs#getting_the_supported_codecs
sdk.pc.onicegatheringstatechange = function (event) {
if (sdk.pc.iceGatheringState === "complete") {
$('#acodecs').html(SrsRtcFormatSenders(sdk.pc.getSenders(), "audio"));
$('#vcodecs').html(SrsRtcFormatSenders(sdk.pc.getSenders(), "video"));
}
};
// For example:
// webrtc://r.ossrs.net/live/livestream
var url = $("#txt_url").val();