Java MediaDescription.setAttribute方法代码示例

import javax.sdp.MediaDescription; //导入方法依赖的package包/类
/**
 *
 * @param offer the received offer
 * @return The answer to respond with.
 */
public Answer handleOffer(Offer offer) throws Exception {

    String fingerPrint = CertUtil.getCertFingerPrint(
            keyStoreInfo.getFilePath(),
            keyStoreInfo.getAlias(),
            keyStoreInfo.getPassword());

    SessionDescription sdp = offer.getSdp();
    sdp.setAttribute("fingerprint", fingerPrint);
    MediaDescription med = (MediaDescription)sdp.getMediaDescriptions(true).get(0);
    med.setAttribute("fingerprint", fingerPrint);

    String pwd = med.getAttribute("ice-pwd");
    String user = med.getAttribute("ice-ufrag");

    String cand = med.getAttribute("candidate");
    List<String> candData = Arrays.asList(cand.split(" "));

    String ip = candData.get(4);
    String port = candData.get(5);

    this.setRemote(new UserData(user,pwd));

    /**
     * TODO The below should be defined outside PeerConnection
     *
     * This is a huge hack now. Should follow browser API
     * and create datachannel from the outside.
     */
    DataChannelImpl conn = new DataChannelImpl(this);

    //Add handling of input
    conn.onOpen(() -> {
        logger.info("Running onOpen");
        conn.send("I'M SO OPEN!!!");
    });
    conn.onMessage((i)->{
        String in = new String(i.getData());
        //logger.info("Running onMessage: " + in);
        conn.send("ECHO: " + in);
    });
    conn.onError((i)->{
        logger.info("Received error",i.getError());
    });

    new Thread(conn).start();

    String localAddress = InetAddress.getLocalHost().getHostAddress();
    String address = System.getProperty("com.bitbreeds.ip",localAddress);
    logger.info("Adr: {}", address);
    med.setAttribute("ice-pwd",local.getPassword());
    med.setAttribute("ice-ufrag",local.getUserName());
    med.setAttribute("candidate","1 1 UDP 2122252543 "+address+" "+conn.getPort()+" typ host");

    return new Answer(sdp);
}
 

import javax.sdp.MediaDescription; //导入方法依赖的package包/类
/**
 * Generates the Hold Description for a Call.
 *
 * @param setAudio set hold on Audio.
 * @param setVideo set hold on Video.
 * @param call     the call that you want to hold.
 * @return SessionDescription of a call.
 * @throws MediaException
 */
public SessionDescription generateHoldSdpDescription(boolean setAudio, boolean setVideo, Call call)
        throws MediaException {
    try {
        SessionDescription sessDescr = sdpFactory
                .createSessionDescription();

        Version v = sdpFactory.createVersion(0);

        InetSocketAddress publicAudioAddress = NetworkAddressManager
                .getPublicAddressFor(((MediaDescription) (call.getLocalSdpDescription().getMediaDescriptions(true).get(0))).getMedia().getMediaPort());
        InetAddress publicIpAddress = publicAudioAddress.getAddress();
        String addrType = publicIpAddress instanceof Inet6Address ? "IP6"
                : "IP4";

        Origin o = sdpFactory.createOrigin(SIPConfig.getUserName()
                .replace(' ', '_'), 20109217, 2, "IN", addrType,
                publicIpAddress.getHostAddress());
        SessionName s = sdpFactory.createSessionName("<SparkPhone>");
        Connection c = sdpFactory.createConnection("IN", addrType,
                publicIpAddress.getHostAddress());
        TimeDescription t = sdpFactory.createTimeDescription();
        Vector<TimeDescription> timeDescs = new Vector<TimeDescription>();
        timeDescs.add(t);
        String[] formats = new String[getAudioFormats().size()];

        int i = 0;
        for (AudioFormat audioFormat : getAudioFormats()) {
            formats[i++] = AudioFormatUtils.findCorrespondingSdpFormat(audioFormat.getEncoding());
        }

        MediaDescription am = sdpFactory.createMediaDescription(
                "audio", publicAudioAddress.getPort(), 1, "RTP/AVP",
                formats);

        am.setAttribute(setAudio ? "sendonly" : "sendrecv", null);

        am.setAttribute("rtmap:101", "telephone-event/"
                + publicAudioAddress.getPort());

        Vector<MediaDescription> mediaDescs = new Vector<MediaDescription>();

        mediaDescs.add(am);

        sessDescr.setVersion(v);
        sessDescr.setOrigin(o);
        sessDescr.setConnection(c);
        sessDescr.setSessionName(s);
        sessDescr.setTimeDescriptions(timeDescs);
        if (mediaDescs.size() > 0)
            sessDescr.setMediaDescriptions(mediaDescs);
        return sessDescr;
    }
    catch (SdpException exc) {
        throw new MediaException(
                "An SDP exception occurred while generating local sdp description",
                exc);
    }
}