High-quality voice processiong software library eSound

eSound™ engine for DSP

Voice signal processing library for DSP for VoIP applications such as media gateways, session border controllers, IP telephones, etc.


Voice codecs G.722, G.711, G.729a, and others
Packet interval 10ms-120ms
Jitter buffer controller Dynamic/Static
RTP/RTCP RFC1889/1890
Packet loss concealment packet loss concealment for any codecs
Outband DTMF RFC2833
Inband DTMF (send only)
Gain control Gain control by signal processing
Recording WAV format
Playing WAV format
Conference Automatic mixing control handling multi-codec
Statistical information Information about RTP packet loss, jitter etc.


DSP TI-C54x and others
Sound device Support for required sound device


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