83 lines
2.9 KiB
HTML
83 lines
2.9 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<script type="application/javascript" src="pc.js"></script>
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</head>
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<body>
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<pre id="test">
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<script type="application/javascript">
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createHTML({
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bug: "1039666",
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title: "Basic screenshare-only peer connection"
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});
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async function supportedVideoPayloadTypes() {
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const pc = new RTCPeerConnection();
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const offer = await pc.createOffer({offerToReceiveVideo: true});
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return sdputils.getPayloadTypes(offer.sdp);
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}
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async function testScreenshare(payloadType) {
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const options = {};
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options.h264 = payloadType == 97 || payloadType == 126 || payloadType == 103 || payloadType == 105;
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options.av1 = payloadType == 99;
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const test = new PeerConnectionTest(options);
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const constraints = {
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video: { mediaSource: "screen" },
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};
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test.setMediaConstraints([constraints], []);
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test.chain.insertAfterEach("PC_LOCAL_CREATE_OFFER", [
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function PC_LOCAL_ISOLATE_CODEC() {
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info(`Forcing payload type ${payloadType}. Note that other associated ` +
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`payload types, like RTX, are removed too.`);
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test.originalOffer.sdp =
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sdputils.removeAllButPayloadType(test.originalOffer.sdp, payloadType);
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},
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]);
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await test.run();
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}
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runNetworkTest(async () => {
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await SpecialPowers.pushPrefEnv({ set: [["media.navigator.video.red_ulpfec_enabled", true]] });
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await SpecialPowers.pushPrefEnv({ set: [["media.navigator.video.disable_h264_baseline", false]] });
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let hasH264 = await matchPlatformH264CodecPrefs();
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let hasAv1 = await matchPlatformAV1CodecPrefs();
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const allPts = await supportedVideoPayloadTypes();
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const pts = {
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pts: allPts,
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take(pt) {
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const result = this.pts.includes(pt);
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this.pts = this.pts.filter(p => pt != p);
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return result;
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},
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empty() {
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return !this.pts.length;
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},
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};
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ok(pts.take("120"), "VP8 is supported");
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ok(pts.take("121"), "VP9 is supported");
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if (hasAv1.any) {
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ok(pts.take("99"), "AV1 is supported");
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}
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if (hasH264.any) {
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ok(pts.take("97"), "H264 with no packetization-mode is supported");
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ok(pts.take("126"), "H264 with packetization-mode=1 is supported");
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ok(pts.take("103"), "H264 Baseline with no packetization-mode is supported");
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ok(pts.take("105"), "H264 Baseline with packetization-mode=1 is supported");
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ok(pts.take("122"), "RED is supported");
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ok(pts.take("123"), "ULPFEC is supported");
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}
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ok(pts.empty(), `All supported codecs were tested. Untested codecs: ${JSON.stringify(pts.pts, null, 2)}`);
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for (const pt of allPts) {
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if (pt == "122" || pt == "123") {
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// ULPFEC and RED are meant to work combined with other codecs.
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// Forcing sdp with only one of them is not supported and will result in failures.
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continue;
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}
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await testScreenshare(pt);
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}
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});
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</script>
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</pre>
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</body>
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</html>
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