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High-quality voice processiong software library eSound

ProductseSound™ engine for Server

Specification

Item Description
Operation
environment
Platform x86-Server
(Recommendation : DualCore-Xeon2GHz or more)
Memory 1GByte or more
OS
  • Windows 2003 Server R2/2008 Server
  • RedHat Enterprise Linux 4/5,Cent OS 4
Performance Number of
concurrent sessions
200ch or more (DualCore-Xeon2GHz : use of G.711)
Function Voice codecs
  • ITU-T G.711µ-Law/A-Law
  • ITU-T G.729a
Wideband Voice
codecs
  • ITU-T G.722
  • ITU-T G.711.1(scheduled)
FAX functions(*1)
  • FAX send/receive
  • G3FAX
Socket Control
  • IPv4
RTP
  • Packet interval:20-120ms
  • RTCP send/receive control
Jitter Buffer
  • Delay recovery function
QoS control
  • Information about RTP packet loss, jitter etc.
Gain control
  • Fix and Automatic gain control
DTMF receive
  • Inband DTMF (sensitivity setting, barge in)
  • Outband DTMF (RFC2833)
DTMF send
  • Inband DTMF
  • Outband DTMF (RFC2833)
Memory playback PCM format
File playback
  • Wave format
  • au format
File playback

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