Pocketsphinx demo

This repository has a simple examples using MATRIX Devices and PhocketSphinx. It was tested on Raspbian Stretch

Compile from sources

Step 1: MATRIXIO Software

curl https://apt.matrix.one/doc/apt-key.gpg | sudo apt-key add -
echo "deb https://apt.matrix.one/raspbian $(lsb_release -sc) main" | sudo tee /etc/apt/sources.list.d/matrixlabs.list
sudo apt update
sudo apt upgrade

sudo apt install matrixio-creator-init matrixio-kernel-modules libmatrixio-creator-hal-dev matrixio-pocketsphinx
sudo reboot

Step 2: Building PocketSphinx demos

git clone https://github.com/matrix-io/matrix-creator-pocketsphinx.git
cd matrix-creator-pocketsphinx
mkdir build && cd build && cmake .. && make -j $(nproc)

Step 3: Install testing voice commands:

Download sample language and dictionary from here and transfer it to your Pi on matrix-creator-pocketsphinx/build/demos directory and then extract it:

mkdir assets
tar zxf TAR6706.tgz -C assets

NOTE: Optional, you can make new models explanation below

Step 4: Run DEMO:

on build/demos:

./pocketsphinx_demo -keyphrase "MATRIX" -kws_threshold 1e-20 -dict assets/6706.dic -lm assets/6706.lm -inmic yes

and try it with executing commands with your voice like this:

matrix everloop
matrix stop
matrix clear
...

(optional) Custom lenguage and phrases for recognition

Make a text plane like this:

matrix
everloop
arc 
clear
stop
shutdown
now
ipaddress
matrix everloop
matrix clear
matrix stop
matrix ipaddress
matrix game time
matrix one minute
matrix two minutes
matrix three minutes
matrix four minutes
matrix five minutes
matrix ten seconds
matrix ten minutes

Upload this file to Sphinx Knowledge Base Tool and compile knowledge base.
Dowload TARXXXXX.tgz and upgrade assets.