コード例 #1
0
ファイル: LiveMixer_old.java プロジェクト: lucasa/livemixer
  /** @param pad */
  public void linkNewInputToPad(Pad pad) {
    String addedUrl = inputURLs.get(inputURLs.size() - 1);
    final Element newInput = inputElements.get(addedUrl);

    EVENT_PROBE probeListener =
        new EVENT_PROBE() {
          public boolean eventReceived(Pad pad, Event event) {
            String type = event.getStructure().toString();
            if (DEBUG) System.out.println("eventReceived: " + type);
            if (type.toLowerCase().indexOf("error") >= 0) {
              System.out.println("Error");
              return false;
            }
            return true;
          }
        };
    adder.getSrcPads().get(0).addEventProbe(probeListener);

    Element identity = ElementFactory.make("identity", "identity" + INDEX);
    identity.set("sync", true);
    identity.set("single-segment", true);
    // identity.set("silent", false);
    // Element mux = ElementFactory.make("flvmux", "mux-timestamp" + INDEX);
    // Element enc = ElementFactory.make("lamemp3enc", "enc-timestamp" +
    // INDEX);
    // Element demux = ElementFactory.make("flvdemux", "demux-timestamp" +
    // INDEX);
    // Element dec = ElementFactory.make("flump3dec", "dec-timestamp" +
    // INDEX);
    //
    // // identity.set("silent", false);
    // pipe.addMany(identity, enc, mux, demux, dec);
    //
    // identity.setState(State.PAUSED);
    // mux.setState(State.PAUSED);
    // enc.setState(State.PAUSED);
    // demux.setState(State.PAUSED);
    // dec.setState(State.PAUSED);
    //
    pipe.addMany(newInput, identity);
    PadLinkReturn linked = newInput.getSrcPads().get(0).link(identity.getSinkPads().get(0));
    System.out.println("new input linked: " + linked);
    //
    // boolean l = Element.linkMany(identity, enc, mux, demux, dec);
    // System.out.println("mux demux linked: "+l);
    //
    // PadLinkReturn linked2 = dec.getSrcPads().get(0).link(pad);
    // System.out.println("new dec linked: " + linked2);
    if (pipe.isPlaying()) {
      State state = State.READY;
      // newInput.setState(state);
      pipe.setState(state);
    }
    PadLinkReturn linked3 = identity.getSrcPads().get(0).link(pad);
    System.out.println("new identity linked: " + linked3);
  }
コード例 #2
0
ファイル: LiveMixer_old.java プロジェクト: lucasa/livemixer
  /**
   * @param inputURLs
   * @param outputURL
   * @param pathFifo
   */
  public void createPipeline() {
    String config = "rate=" + OUTPUT_FREQ + ",channels=" + OUTPUT_CHANELS + ",depth=16";
    pathFifo = "/tmp/" + outputURL.replace('/', '_') + "_" + config;
    this.capsAudio = Caps.fromString("audio/x-raw-int," + config + ";audio/x-raw-float," + config);
    pipe = new Pipeline("Audio Mixer Pipeline");
    try {
      adder = ElementFactory.make("liveadder", "liveadder");
      // adder.set("latency", 5 * 1000);
    } catch (Exception e) {
    }
    adder.connect(
        new PAD_REMOVED() {
          @Override
          public void padRemoved(Element element, Pad pad) {
            if (removedInput != null) {
              pipe.remove(removedInput);
              pipe.remove(removedIdentity);
              removedInput.setState(State.NULL);
              removedIdentity.setState(State.NULL);
              System.out.println("padRemoved: " + removedInput);
              removedInput = null;
              removedInput = null;
              System.gc();
            }
          }
        });

    adder.connect(
        new PAD_ADDED() {
          @Override
          public void padAdded(Element element, Pad pad) {
            linkNewInputToPad(pad);
          }
        });

    Element tee = ElementFactory.make("tee", "tee");

    Element capsfilter = ElementFactory.make("capsfilter", null);
    capsfilter.setCaps(capsAudio);
    queueTee = ElementFactory.make("queue2", null);
    pipe.addMany(adder, queueTee, tee, capsfilter);
    Element.linkMany(adder, queueTee, capsfilter, tee);

    if (AUDIO_OUTPUT) {
      Element audioSink = ElementFactory.make("alsasink", "Audio Sink");
      audioSink.set("sync", false);
      pipe.addMany(audioSink);
      Element.linkMany(tee, audioSink);
    }

    if (STREAM_OUTPUT) {

      // fileFifo.deleteOnExit();
      fileFifo = new File(pathFifo);
      try {
        if (!fileFifo.exists()) {
          // fileFifo.delete();
          String command = "/usr/bin/mkfifo " + fileFifo.getAbsolutePath();
          ProcessBuilder b = new ProcessBuilder("/bin/sh", "-c", command);
          b.start().waitFor();
        }
      } catch (Exception e) {
        e.printStackTrace();
      }

      Element codecEnc = ElementFactory.make("lamemp3enc", "MP3 Encoder");
      Element mux = ElementFactory.make("flvmux", "FLV Muxer");
      Element queue = ElementFactory.make("queue2", "Fifo Queue");
      Element filesink = ElementFactory.make("filesink", "Fifo Sink");
      filesink.set("sync", false);
      filesink.set("location", fileFifo.getAbsolutePath());
      pipe.addMany(queue, codecEnc, mux, filesink);
      Element.linkMany(tee, queue, codecEnc, mux, filesink);

      startFFmpegProcess();
    }

    int i = 0;
    for (String url : inputURLs) {
      i++;
      if (checkUrl(url)) {
        addInput(url);
      }
    }

    prepareBus();
  }
コード例 #3
-10
ファイル: ClientPilot.java プロジェクト: karmeleon/414MP3
  private static void startStreaming(final VideoComponent vc, String settings, int port) {
    Gst.init();
    clientPipe = new Pipeline("pipeline");
    pushLog("> CTRL: " + "PLAY");
    pushLog("> SYS: " + " INIT STREAM");

    System.out.println("Starting with: C=" + clientLoc + ", S=" + serverLoc);

    // VIDEO
    Element udpVideoSrc = ElementFactory.make("udpsrc", "src1");
    udpVideoSrc.setCaps(
        Caps.fromString(
            "application/x-rtp, media=(string)video, clock-rate=(int)90000, encoding-name=(string)JPEG, payload=(int)96, ssrc=(uint)2156703816, clock-base=(uint)1678649553, seqnum-base=(uint)31324"));
    udpVideoSrc.set("uri", "udp://" + clientLoc + ":" + port);

    Element videoRtcpIn = ElementFactory.make("udpsrc", "src3");
    videoRtcpIn.set("uri", "udp://" + clientLoc + ":" + (port + 1));

    Element videoRtcpOut = ElementFactory.make("udpsink", "snk1");
    videoRtcpOut.set("host", serverLoc);
    videoRtcpOut.set("port", "" + (port + 5));
    videoRtcpOut.set("sync", "false");
    videoRtcpOut.set("async", "false");

    Element udpAudioSrc = null, audioRtcpIn = null, audioRtcpOut = null, taud = null;

    if (attribute.equalsIgnoreCase("active")) {
      // AUDIO
      udpAudioSrc = ElementFactory.make("udpsrc", "src2");
      udpAudioSrc.setCaps(
          Caps.fromString(
              "application/x-rtp, media=(string)audio, clock-rate=(int)8000, encoding-name=(string)L16, encoding-params=(string)2, channels=(int)2, payload=(int)96, ssrc=(uint)3489550614, clock-base=(uint)2613725642, seqnum-base=(uint)1704"));
      udpAudioSrc.set("uri", "udp://" + clientLoc + ":" + (port + 2));

      taud = ElementFactory.make("tee", "taud");
      Element qaud = ElementFactory.make("queue", "qaud");
      AppSink appAudioSink = (AppSink) ElementFactory.make("appsink", "appAudioSink");
      appAudioSink.set("emit-signals", true);
      appAudioSink.setSync(false);
      audioQ = new LinkedList<FrameInfo>();
      appAudioSink.connect(
          new AppSink.NEW_BUFFER() {
            public void newBuffer(AppSink sink) {
              Buffer b = sink.getLastBuffer();
              if (b != null) {
                audioQ.offer(new FrameInfo(System.currentTimeMillis(), b.getSize()));
              }
            }
          });

      audioRtcpIn = ElementFactory.make("udpsrc", "src4");
      audioRtcpIn.set("uri", "udp://" + clientLoc + ":" + (port + 3));

      audioRtcpOut = ElementFactory.make("udpsink", "snk2");
      audioRtcpOut.set("host", serverLoc);
      audioRtcpOut.set("port", "" + (port + 7));
      audioRtcpOut.set("sync", "false");
      audioRtcpOut.set("async", "false");

      clientPipe.addMany(taud, qaud, appAudioSink);
      clientPipe.addMany(udpAudioSrc, audioRtcpIn, audioRtcpOut);
      Element.linkMany(udpAudioSrc, taud, qaud, appAudioSink);
    }

    Element tvid = ElementFactory.make("tee", "tvid");
    Element qvid = ElementFactory.make("queue", "qvid");
    AppSink appVideoSink = (AppSink) ElementFactory.make("appsink", "appVideoSink");
    appVideoSink.set("emit-signals", true);
    appVideoSink.setSync(false);
    videoQ = new LinkedList<FrameInfo>();
    appVideoSink.connect(
        new AppSink.NEW_BUFFER() {
          public void newBuffer(AppSink sink) {
            Buffer b = sink.getLastBuffer();
            if (b != null) {
              videoQ.offer(new FrameInfo(System.currentTimeMillis(), b.getSize()));
              // System.out.println(System.currentTimeMillis());
            }
          }
        });
    clientPipe.addMany(tvid, qvid, appVideoSink);
    clientPipe.addMany(udpVideoSrc, videoRtcpIn, videoRtcpOut);
    Element.linkMany(udpVideoSrc, tvid, qvid, appVideoSink);

    // VIDEO BIN

    videoBin = new Bin("videoBin");

    // src1
    Element videoDepay = ElementFactory.make("rtpjpegdepay", "depay");
    Element videoDecode = ElementFactory.make("jpegdec", "decode");
    Element videoRate = ElementFactory.make("videorate", "rate1");
    Element videoColor = ElementFactory.make("ffmpegcolorspace", "color");
    Element videoSrc1Caps = ElementFactory.make("capsfilter", "src1caps");
    videoSrc1Caps.setCaps(Caps.fromString("video/x-raw-yuv, framerate=30/1"));
    Element videoColor2 = ElementFactory.make("ffmpegcolorspace", "color2");

    videoBin.addMany(videoDepay, videoDecode, videoRate, videoColor, videoSrc1Caps, videoColor2);
    Element.linkMany(videoDepay, videoDecode, videoRate, videoColor, videoSrc1Caps, videoColor2);

    videoBin.addPad(new GhostPad("sink", videoDepay.getStaticPad("sink")));
    clientPipe.add(videoBin);

    final Bin audioBin = new Bin("audioBin");

    if (attribute.equalsIgnoreCase("active")) {
      // AUDIO BIN

      final Element audioDepay = ElementFactory.make("rtpL16depay", "auddepay");
      Element audioConvert = ElementFactory.make("audioconvert", "audconv");
      mute = ElementFactory.make("volume", "vol");
      mute.set("mute", "true");
      final Element audioSink = ElementFactory.make("autoaudiosink", "audsink");

      audioBin.addMany(audioDepay, audioConvert, mute, audioSink);
      Element.linkMany(audioDepay, audioConvert, mute, audioSink);

      audioBin.addPad(new GhostPad("sink", audioDepay.getStaticPad("sink")));
      clientPipe.add(audioBin);
    }

    // RTPBIN

    final RTPBin rtp = new RTPBin("rtp");
    clientPipe.add(rtp);

    Element.linkPads(tvid, "src1", rtp, "recv_rtp_sink_0");
    Element.linkPads(videoRtcpIn, "src", rtp, "recv_rtcp_sink_0");
    Element.linkPads(rtp, "send_rtcp_src_0", videoRtcpOut, "sink");

    if (attribute.equalsIgnoreCase("active")) {
      Element.linkPads(taud, "src1", rtp, "recv_rtp_sink_1");
      Element.linkPads(audioRtcpIn, "src", rtp, "recv_rtcp_sink_1");
      Element.linkPads(rtp, "send_rtcp_src_1", audioRtcpOut, "sink");
    }

    // BUS

    rtp.connect(
        new Element.PAD_ADDED() {
          @Override
          public void padAdded(Element arg0, Pad arg1) {
            if (arg1.getName().startsWith("recv_rtp_src_0")) {
              arg1.link(videoBin.getStaticPad("sink"));
            } else if (arg1.getName().startsWith("recv_rtp_src_1")
                && attribute.equalsIgnoreCase("active")) {
              arg1.link(audioBin.getStaticPad("sink"));
            }
            clientPipe.debugToDotFile(1, "clientsucc");
          }
        });

    Bus bus = clientPipe.getBus();

    bus.connect(
        new Bus.ERROR() {
          public void errorMessage(GstObject source, int code, String message) {
            pushLog("> GSTREAMER ERROR: code=" + code + " message=" + message);
            clientPipe.debugToDotFile(1, "clienterr");
          }
        });
    bus.connect(
        new Bus.EOS() {

          public void endOfStream(GstObject source) {
            clientPipe.setState(State.NULL);
            System.out.println("EOS");
          }
        });

    videoBin.add(vc.getElement());

    AppSink appJointSink = (AppSink) ElementFactory.make("appsink", "appJointSink");
    appJointSink.set("emit-signals", true);
    appJointSink.setSync(false);
    jointQ = new LinkedList<CompareInfo>();
    appJointSink.connect(
        new AppSink.NEW_BUFFER() {
          public void newBuffer(AppSink sink) {
            /*
            int vs = 0; int as = 0;
            while (videoQ != null) {
            	vs++; videoQ.poll();
            }
            while (audioQ != null) {
            	as++; audioQ.poll();
            }
            System.out.println("Compare: " + as + " : " + vs);
            */
          }
        });

    Element.linkMany(videoColor2, vc.getElement());

    Thread videoThread =
        new Thread() {
          public void run() {
            clientPipe.setState(org.gstreamer.State.PLAYING);
          }
        };
    videoThread.start();
    clientPipe.debugToDotFile(0, "appsink");
  }