public void setMainSource() { setProcessing(false); VideoFormat vidformat = new VideoFormat(VideoFormat.RGB); Vector devices = CaptureDeviceManager.getDeviceList(vidformat); CaptureDeviceInfo di = null; if (devices.size() > 0) di = (CaptureDeviceInfo) devices.elementAt(0); else { JOptionPane.showMessageDialog( parent, "Your camera is not connected", "No webcam found", JOptionPane.WARNING_MESSAGE); return; } try { ml = di.getLocator(); setMainCamSource(Manager.createDataSource(ml)); } catch (Exception e) { JOptionPane.showMessageDialog( parent, "Exception locating media: " + e.getMessage(), "Error", JOptionPane.WARNING_MESSAGE); return; } }
public void player_begin(URL url) { if (h4JmfPlugin.playMP3 != null) { logger.severe("playMP3!=null"); h4JmfPlugin.cnsl.append("playMP3!=null"); return; } if (url == null) { h4JmfPlugin.cnsl.append("url==null"); return; } MediaLocator mediaLocator = new MediaLocator(url); try { // final JPanel jpnl_this=this; DataSource ds = Manager.createDataSource(mediaLocator); // cnsl.append("ds="+ds); h4JmfPlugin.playMP3 = Manager.createPlayer(ds); /** * ********************************************************** ControllerListener moved to * outer class addControllerListener done in h4JmfPlugin ********************************** */ h4JmfPlugin.player_begin(); } catch (Exception e) { logger.severe(e.getMessage()); h4JmfPlugin.cnsl.append(e); return; } // h4JmfPlugin.playMP3.realize(); // logger.info("after realize()"); // but possible [JMF thread: com.sun.media.PlaybackEngine@1ac13d7[ // com.sun.media.PlaybackEngine@1ac13d7 ] ( realizeThread)] [error] PlaybackEngine@1ac13d7 ] ( // realizeThread): Unable to handle format: mpeglayer3, 16000.0 Hz, 16-bit, Mono, // LittleEndian, Signed, 2000.0 frame rate, FrameSize=16384 bits // running tshvr under hedwig :11:17:08 PM [JMF thread: // com.sun.media.content.unknown.Handler@8c7be5 ( prefetchThread)] [error] Handler@8c7be5 ( // prefetchThread): Error: Unable to prefetch com.sun.media.PlaybackEngine@6d3b92 } // player_begin
public void chooseFile() { if (!h4JmfPlugin.jmf_ok) return; if (h4JmfPlugin.playMP3 != null) { h4JmfPlugin.cnsl.append("playMP3!=null"); return; } String tmpdir = System.getProperty("java.io.tmpdir"); String[] paths = GUIUtilities.showVFSFileDialog( view, tmpdir + File.separator, JFileChooser.OPEN_DIALOG, false); // if(paths!=null && !paths[0].equals(filename)) if (paths != null) { String filename = paths[0]; h4JmfPlugin.cnsl.append("filename=" + filename); try { URL url = new URL("file://" + filename); player_begin(url); } catch (Exception e) { logger.severe(e.getMessage()); h4JmfPlugin.cnsl.append(e); } } } // chooseFile
public static void main(String[] args) { if (args.length != 2) { System.out.println("Usage: rtpaudio <targetIP> <targetPort>"); System.exit(0); } try { RegistryDefaults.setDefaultFlags(RegistryDefaults.FMJ); // create a clean registry RegistryDefaults.unRegisterAll(RegistryDefaults.ALL); RegistryDefaults.registerAll(RegistryDefaults.FMJ); // remove all capture devices Vector deviceList = (Vector) CaptureDeviceManager.getDeviceList(null).clone(); for (int i = 0; i < deviceList.size(); i++) { CaptureDeviceInfo cdi = (CaptureDeviceInfo) deviceList.elementAt(i); CaptureDeviceManager.removeDevice(cdi); } // update capture device list new net.sf.fmj.media.cdp.javasound.CaptureDevicePlugger().addCaptureDevices(); PlugInManager.commit(); deviceList = (Vector) CaptureDeviceManager.getDeviceList(null).clone(); if ((null == deviceList) || (deviceList.size() == 0)) { System.out.println("### ERROR found no audio capture device"); System.exit(0); } // enumerate all codec Vector codecList = PlugInManager.getPlugInList(null, null, PlugInManager.CODEC); System.out.println("found " + codecList.size() + " codec"); for (int i = 0; i < codecList.size(); i++) { String aCodecClass = (String) codecList.elementAt(i); System.out.println("# " + (i + 1) + " " + aCodecClass); } // fetch first available audio capture device deviceList = (Vector) CaptureDeviceManager.getDeviceList(null).clone(); CaptureDeviceInfo captureDeviceInfo = (CaptureDeviceInfo) deviceList.elementAt(0); System.out.println("### using " + captureDeviceInfo.getName()); System.out.println("### locator " + captureDeviceInfo.getLocator()); javax.media.protocol.DataSource dataSource = javax.media.Manager.createDataSource( new javax.media.MediaLocator(captureDeviceInfo.getLocator().toString())); // javax.media.protocol.DataSource dataSource = // javax.media.Manager.createDataSource(new // javax.media.MediaLocator("javasound://")); System.out.println("### created datasource " + dataSource.getClass().getName()); javax.media.control.FormatControl[] formatControls = ((javax.media.protocol.CaptureDevice) dataSource).getFormatControls(); System.out.println("got format control " + formatControls[0].getClass().getName()); System.out.println("current format is " + formatControls[0].getFormat()); // set audio capture format javax.media.Format[] formats = formatControls[0].getSupportedFormats(); for (int i = 0; i < formats.length; i++) { javax.media.format.AudioFormat af = (javax.media.format.AudioFormat) formats[i]; if ((af.getChannels() == 1) && (af.getSampleSizeInBits() == 16)) { if (af.getSampleRate() == Format.NOT_SPECIFIED) { javax.media.format.AudioFormat newAudioFormat = new javax.media.format.AudioFormat( af.getEncoding(), 8000.0f, javax.media.Format.NOT_SPECIFIED, javax.media.Format.NOT_SPECIFIED); // javax.media.format.AudioFormat newAudioFormat = new // javax.media.format.AudioFormat(af.getEncoding(), // 44100.0f, javax.media.Format.NOT_SPECIFIED, // javax.media.Format.NOT_SPECIFIED); formatControls[0].setFormat(newAudioFormat.intersects(af)); break; } } } System.out.println("current format is now " + formatControls[0].getFormat()); FrameProcessingControl fpc = null; // adujst recording buffer ( to adjust latency ) dataSource.stop(); Object[] controls = dataSource.getControls(); for (int i = 0; i < controls.length; i++) { String className = controls[i].getClass().getName(); if (-1 != className.indexOf("JavaSoundBufferControl")) { javax.media.control.BufferControl bc = (javax.media.control.BufferControl) controls[i]; System.out.println( "### current javasound buffer length is " + bc.getBufferLength() + " ms"); bc.setBufferLength(40); System.out.println( "### current javasound buffer length is " + bc.getBufferLength() + " ms"); } else if (-1 != className.indexOf("JitterBufferControl")) { javax.media.control.BufferControl bc = (javax.media.control.BufferControl) controls[i]; System.out.println("### current jitter buffer length is " + bc.getBufferLength() + " ms"); bc.setBufferLength(80); System.out.println("### current jitter buffer length is " + bc.getBufferLength() + " ms"); } else if (-1 != className.indexOf("FPC")) { fpc = (FrameProcessingControl) controls[i]; System.out.println("### found bitrate control " + fpc.getClass()); } } dataSource.start(); // create processor javax.media.Processor processor = javax.media.Manager.createProcessor(dataSource); System.out.println("### created processor " + processor.getClass().getName()); processor.configure(); for (int idx = 0; idx < 100; idx++) { if (processor.getState() == Processor.Configured) { break; } Thread.sleep(100); } System.out.println("### processor state " + processor.getState()); processor.setContentDescriptor( new javax.media.protocol.ContentDescriptor(ContentDescriptor.RAW_RTP)); javax.media.control.TrackControl[] tracks = processor.getTrackControls(); // /tracks[0].setFormat(new // javax.media.format.AudioFormat(javax.media.format.AudioFormat.ULAW_RTP, // 8000, 8, 1)); tracks[0].setFormat( new javax.media.format.AudioFormat(javax.media.format.AudioFormat.GSM_RTP, 8000, 8, 1)); processor.realize(); for (int idx = 0; idx < 100; idx++) { if (processor.getState() == Controller.Realized) { break; } Thread.sleep(100); } System.out.println("### processor state " + processor.getState()); javax.media.protocol.DataSource dataOutput = processor.getDataOutput(); System.out.println("### processor data output " + dataOutput.getClass().getName()); // BitRateControl BitRateControl bitrateControl = null; Object[] controls2 = dataOutput.getControls(); for (int i = 0; i < controls2.length; i++) { if (controls2[i] instanceof BitRateControl) { bitrateControl = (BitRateControl) controls2[i]; System.out.println("### found bitrate control " + bitrateControl.getClass()); break; } } // PacketSizeControl Object[] controls3 = processor.getControls(); for (int i = 0; i < controls3.length; i++) { if (controls3[i] instanceof PacketSizeControl) { PacketSizeControl psc = (PacketSizeControl) controls3[i]; System.out.println("### current packetsize is " + psc.getPacketSize() + " bytes"); psc.setPacketSize(66); System.out.println("### current packetsize is " + psc.getPacketSize() + " bytes"); break; } } // enumerate all controls of the processor Object[] pcontrols = processor.getControls(); for (int i = 0; i < pcontrols.length; i++) { System.out.println("processor control " + i + " " + pcontrols[i]); } javax.media.rtp.RTPManager rtpManager = javax.media.rtp.RTPManager.newInstance(); javax.media.rtp.SessionAddress local = new javax.media.rtp.SessionAddress( InetAddress.getLocalHost(), Integer.valueOf(args[1]).intValue()); javax.media.rtp.SessionAddress target = new javax.media.rtp.SessionAddress( InetAddress.getByName(args[0]), Integer.valueOf(args[1]).intValue()); rtpManager.initialize(local); rtpManager.addTarget(target); javax.media.rtp.SendStream sendStream = rtpManager.createSendStream(dataOutput, 0); sendStream.start(); processor.start(); Thread.sleep(1000); System.out.println("\n>>>>>> TRANSMITTING ULAW/RTP AUDIO NOW"); while (2 > 1) { Thread.sleep(1000); if (null != bitrateControl) { TransmissionStats stats = sendStream.getSourceTransmissionStats(); System.out.println( "rtp audio send: bitrate=" + bitrateControl.getBitRate() + " (pdu=" + stats.getPDUTransmitted() + " bytes=" + stats.getBytesTransmitted() + " overrun=" + fpc.getFramesDropped() + ")"); } } } catch (Exception ex) { ex.printStackTrace(); } System.exit(0); }