Setting up Cairo Project

Question

I am trying to set up the Cairo-0.3 project and my rserver.sh, receiver.sh and transmitter.sh are successfully running but when i try to run execute the demo-recog.sh (A demo program in cairo) i get :

Received an unhandled SIP response status code (ignoring it): 183 : Session progress

2012-07-16 18:01:31,931 INFO  {main} org.speechforge.cairo.demo.recog.RecognitionClient
 Received the SIP Response.  
2012-07-16 18:01:31,931 INFO  {main} org.speechforge.cairo.demo.recog.RecognitionClient  
  invite : org.speechforge.cairo.sip.SdpMessage@1e61363  
java.lang.NullPointerException  
2012-07-16 18:01:32,067 WARN  {Thread-7} org.speechforge.cairo.rtp.RTPPlayer  
 playSource(): encountered unexpected exception:    
javax.media.NoDataSourceException: Error instantiating class:   com.sun.media.protocol.dsound.DataSource : java.lang.NullPointerException  
    at javax.media.Manager.createDataSource(Manager.java:1012)  
    at org.speechforge.cairo.rtp.RTPPlayer.playSource(RTPPlayer.java:110)  
    at org.speechforge.cairo.rtp.NativeMediaClient$TransmitThread.run(NativeMediaClient.java:105)
 Exception in thread "Thread-7" java.lang.RuntimeException: playSource() encountered unexpected exception  
    at org.speechforge.cairo.rtp.RTPPlayer.playSource(RTPPlayer.java:153)  
    at org.speechforge.cairo.rtp.NativeMediaClient$TransmitThread.run(NativeMediaClient.java:105)
Caused by: javax.media.NoDataSourceException: Error instantiating class:   com.sun.media.protocol.dsound.DataSource : java.lang.NullPointerException  
    at javax.media.Manager.createDataSource(Manager.java:1012)  
    at org.speechforge.cairo.rtp.RTPPlayer.playSource(RTPPlayer.java:110)  
    ... 1 more  
2012-07-16 18:01:42,085 WARN  {main} org.speechforge.cairo.demo.recog.RecognitionClient
 org.mrcp4j.client.MrcpInvocationException: MRCP response contains an error code, the request invocation did not complete successfully.

org.mrcp4j.client.MrcpInvocationException: MRCP response contains an error code, the request invocation did not complete successfully.  
    at org.mrcp4j.client.MrcpChannel.sendRequest(MrcpChannel.java:143)
    at   org.speechforge.cairo.demo.recog.RecognitionClient.doRecognize(RecognitionClient.java:163)
    at   org.speechforge.cairo.demo.recog.RecognitionClient.main(RecognitionClient.java:346)

2012-07-16 18:01:42,091 INFO  {main} org.speechforge.cairo.sip.SimpleSipAgent
 Sent a SIP BYE.

I am not able to understand what i am doing wrong here.

score 0 · Answer 1 · answered Jul 17 '12 at 13:54

You need to install and configure Java Media Framework in order to run this software. See installation instructions in README:

Installation

Extract Cairo To install Cairo, extract all files from the binary distribution archive to a directory of your ch

Download and Install JMF 2.1.1 Cairo requires Java Media Framework (JMF) version 2.1.1. which can be downloaded here:
http://java.sun.com/products/java-media/jmf/2.1.1/download.html
Download and run the JMF installer that corresponds to your specific operating system. This will

This exception says you didn't install it properly. Maybe you didn't define the environment variable as described in the documentation. — Nikolay Shmyrev, Jul 19 '12 at 10:01

Setting up Cairo Project

1 Answers1

Installation