SPIRIT G.723.1 dual rate vocoder conforms to ITU-T G.723.1 recommendation.
It can be used in a wide range of applications such as multimedia devices, visual
telephony, wireless telephony, and videoconferencing products.
Features
Fully bit exact with ITU-T G.723.1 and G.723.1A
5.3 and 6.3 Kbps encoded bit stream rates
Discontinuous transmission support (DTX) using Voice Activity Detection (VAD) and Comfort Noise Generation (CNG)
Direct interface with PCM 8KHz sampled data. Block based processing supported
Very simple application interface
eXpressDSP compliant. Code is reentrant, supports multithreading and dynamic memory allocation
Benefits
Highly optimized code ideal for resource constrained applications
