Transcoding Support

Based on the transcoding resources available, which vary by platform, different codecs may be transcoded from- and to-.

Platform Supported Codecs (by way of codec-policy in the add-on-egress parameter)
  • Acme Packet physical platforms
  • Hardware-based transcoding for virtual platforms (PCIe Media Accelerator)
  • AMR
  • AMR-WB
  • CN
  • EVRC0
  • EVRC
  • EVRC1
  • EVRCB0
  • EVRCB
  • EVRCB1
  • EVS Foot 1
  • G711FB
  • G722
  • G723
  • G726
  • G726-16
  • G726-24
  • G726-32
  • G726-40
  • G729
  • G729A
  • GSM
  • iLBC
  • Opus
  • SILK
  • PCMU
  • PCMA
  • T.38
  • T.38OFD
  • telephone-event
  • TTY, except on the Acme Packet 1100
  • Virtual Platforms (with 1+ transcoding core)
  • AMR
  • AMR-WB
  • EVS
  • G729
  • G729A
  • iLBC
  • Opus
  • SILK
  • PCMU
  • PCMA
  • telephone-event

Note that the pooled transcoding feature on the VNF uses external transcoding E-SBC, as defined in "Co-Product Support," for supported E-SBC for the Transcoding-SBC (T-SBC) role.

Footnote 1 Hardware-based EVS transcoding is supported for decode-only.