PocketSphinx (and Flite)

• Web site : http://cmusphinx.sourceforge.net

PocketSphinx is one of Carnegie Mellon University's open source large vocabulary, speaker-independent continuous speech recognition engine.

List of requested packages:

• Sphinx Base V0.4.99 : sphinxbase-0.4.99-latest.tar.gz → 5prealpha
• Pocket Sphinx : pocketsphinx-0.5.99-latest.tar.gz → 5prealpha
• uniMRCP V1.3.0 : unimrcp-1.3.0.tar.gz
• uniMRCP deps V1.3.0 : unimrcp-deps-1.3.0.tar.gz
• Asterisk 11 : asterisk-11-current.tar.gz
• Asterisk uniMRCP V1.3.1 : asterisk-unimrcp-1.3.1.tar.gz
• Flite V2.0.0 : flite-2.0.0-release.tar

Build the uniMRCP with PocketSphinx and Flite:

Follow the uniMRCP documented steps : https://code.google.com/p/unimrcp/wiki/PocketSphinxPlugin

• On Debian add: python, python-dev, swig.
• Compile SphinxBase (configure + make)
• Compile PocketSphinx (configure + make)
• Compile Flite (configure CFLAGS=“-fPIC” + make)
• Compile unimrcp-deps if not already done (script build-dep-libs.sh)
• Patch the uniMRCP with the files (in patchs/asterisk-unimrcp CVS module)
  • unimrcp/configure.ac
  • unimrcp/plugins/Makefile.am
  • unimrcp/plugins/mrcp-pocketsphinx (directory)
  • unimrcp/plugins/mrcp-pocketsphinx (directory)
  • unimrcp/build/acmacros/*.m4
• Change directory to unimrcp, and execute the bootstrap
• Compile mrcp-pocketsphinx with :
  • ./configure –enable-pocketsphinx-plugin –with-pocketsphinx=/datas/voicebrowser/pocketsphinx-5prealpha –with-sphinxbase=/datas/voicebrowser/sphinxbase-5prealpha
• Compile mrcp-flite with :
  • ./configure –enable-flite-plugin –with-flite=/datas/voicebrowser/flite-2.0.0-release CFLAGS=“-fPIC”

Installation and configuration:

Over the uniMRCP standard installation, create those directories if necessary in /usr/local/unimrcp

• /bin : copy the binaries unimrcpserver and unimrcpclient from unimrcp-x.x.x/platforms/*.
• /plugin : copy the libraries generated from unimrcp-x.x.x/plugins/*/.libs/*/so to this directory.
• /conf : add the pocketsphinx.xml from mrcp-pocketsphinx/conf and unimrcpserver.xml configuration files (from patchs/asterisk-unimrcp CVS module).
• /var : create only.
• /data : Copy the models and the dictionaies.