sirenenc
This encodes audio buffers into the Siren 16 codec (a 16khz extension of G.722.1) that is meant to be compatible with the Microsoft Windows Live Messenger(tm) implementation.
Ref: http://www.polycom.com/company/about_us/technology/siren_g7221/index.html
Hierarchy
GObject ╰──GInitiallyUnowned ╰──GstObject ╰──GstElement ╰──GstAudioEncoder ╰──sirenenc
Factory details
Authors: – Youness Alaoui
Classification: – Codec/Encoder/Audio
Rank – marginal
Plugin – gstsiren
Package – GStreamer Bad Plug-ins
Pad Templates
sink
audio/x-raw:
format: S16LE
rate: 16000
channels: 1
Properties
hard-resync
“hard-resync” gboolean
Perform clipping and sample flushing upon discontinuity
Flags : Read / Write
Default value : false
mark-granule
“mark-granule” gboolean
Apply granule semantics to buffer metadata (implies perfect-timestamp)
Flags : Read
Default value : false
perfect-timestamp
“perfect-timestamp” gboolean
Favour perfect timestamps over tracking upstream timestamps
Flags : Read / Write
Default value : false
tolerance
“tolerance” gint64
Consider discontinuity if timestamp jitter/imperfection exceeds tolerance (ns)
Flags : Read / Write
Default value : 40000000
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