isacenc

Hierarchy

GObject
    ╰──GInitiallyUnowned
        ╰──GstObject
            ╰──GstElement
                ╰──GstAudioEncoder
                    ╰──isacenc

Implemented interfaces

Factory details

Authors: – Guillaume Desmottes

Classification: – Codec/Encoder/Audio

Rank – primary

Plugin – isac

Package – GStreamer Bad Plug-ins

Pad Templates

sink

audio/x-raw:
         format: S16LE
           rate: { (int)16000, (int)32000 }
         layout: interleaved
       channels: 1

Presence – always

Direction – sink

Object type – GstPad

src

audio/isac:
           rate: { (int)16000, (int)32000 }
       channels: 1

Presence – always

Direction – src

Object type – GstPad

Properties

bitrate 

“bitrate” gint

Average Bitrate (ABR) in bits/sec

Flags : Read / Write

Default value : 32000

max-payload-size 

“max-payload-size” gint

Maximum payload size, in bytes. Range is 120 to 400 at 16 kHz and 120 to 600 at 32 kHz (-1 = encoder default)

Flags : Read / Write

Default value : -1

max-rate 

“max-rate” gint

Maximum rate, in bits/sec, which the codec may not exceed for any signal packet. Range is 32000 to 53400 at 16 kHz and 32000 to 160000 at 32 kHz (-1 = encoder default)

Flags : Read / Write

Default value : -1

output-frame-len 

“output-frame-len” Isac-enc-output-frame-len *

Length, in ms, of output frames

Flags : Read / Write

Default value : 30 ms (30)

Named constants

Isac-enc-output-frame-len

Members

30 ms (30) – 30 ms
60 ms, only usable in wideband mode (16 kHz) (60) – 60 ms

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