This source code is provided for educational purposes only. It is a written description of how certain voice encoding/decoding algorythims could be implemented. Executable objects compiled or derived from this package may be covered by one or more patents. Readers are strongly advised to check for any patent restrictions or licencing requirements before compiling or using this source code.
mbelib supports the 7200x4400 bit/s codec used in P25 Phase 1, the 7100x4400 bit/s codec used in ProVoice and the "Half Rate" 3600x2250 bit/s vocoder used in various radio systems.
Example building instructions on Ubuntu:
sudo apt-get update sudo apt-get install git make cmake # Update packages git clone <URL of git repository> # Something like: email@example.com:USERNAME/mbelib.git cd mbelib # Move into source folder mkdir build # Create build directory cd build # Move to build directory cmake .. # Create Makefile for current system make # Compiles the library sudo make install # Library is installed into computer