avenc_eac3

libav eac3 encoder

Hierarchy

GObject
    ╰──GInitiallyUnowned
        ╰──GstObject
            ╰──GstElement
                ╰──GstAudioEncoder
                    ╰──avenc_eac3

Implemented interfaces

Factory details

Authors: – Wim Taymans , Ronald Bultje

Classification:Codec/Encoder/Audio

Rank – secondary

Plugin – libav

Package – GStreamer FFMPEG Plug-ins

Pad Templates

sink

audio/x-raw:
       channels: 1
           rate: { (int)48000, (int)44100, (int)32000 }
         format: F32LE
         layout: interleaved
audio/x-raw:
       channels: 2
           rate: { (int)48000, (int)44100, (int)32000 }
         format: F32LE
         layout: interleaved
audio/x-raw:
       channels: 3
   channel-mask: 0x0000000000000103
           rate: { (int)48000, (int)44100, (int)32000 }
         format: F32LE
         layout: interleaved
audio/x-raw:
       channels: 3
   channel-mask: 0x0000000000000007
           rate: { (int)48000, (int)44100, (int)32000 }
         format: F32LE
         layout: interleaved
audio/x-raw:
       channels: 4
   channel-mask: 0x0000000000000c03
           rate: { (int)48000, (int)44100, (int)32000 }
         format: F32LE
         layout: interleaved
audio/x-raw:
       channels: 4
   channel-mask: 0x0000000000000033
           rate: { (int)48000, (int)44100, (int)32000 }
         format: F32LE
         layout: interleaved
audio/x-raw:
       channels: 4
   channel-mask: 0x0000000000000107
           rate: { (int)48000, (int)44100, (int)32000 }
         format: F32LE
         layout: interleaved
audio/x-raw:
       channels: 5
   channel-mask: 0x0000000000000c07
           rate: { (int)48000, (int)44100, (int)32000 }
         format: F32LE
         layout: interleaved
audio/x-raw:
       channels: 5
   channel-mask: 0x0000000000000037
           rate: { (int)48000, (int)44100, (int)32000 }
         format: F32LE
         layout: interleaved
audio/x-raw:
       channels: 2
   channel-mask: 0x000000000000000c
           rate: { (int)48000, (int)44100, (int)32000 }
         format: F32LE
         layout: interleaved
audio/x-raw:
       channels: 3
   channel-mask: 0x000000000000000b
           rate: { (int)48000, (int)44100, (int)32000 }
         format: F32LE
         layout: interleaved
audio/x-raw:
       channels: 4
   channel-mask: 0x000000000000010b
           rate: { (int)48000, (int)44100, (int)32000 }
         format: F32LE
         layout: interleaved
audio/x-raw:
       channels: 4
   channel-mask: 0x000000000000000f
           rate: { (int)48000, (int)44100, (int)32000 }
         format: F32LE
         layout: interleaved
audio/x-raw:
       channels: 5
   channel-mask: 0x0000000000000c0b
           rate: { (int)48000, (int)44100, (int)32000 }
         format: F32LE
         layout: interleaved
audio/x-raw:
       channels: 5
   channel-mask: 0x000000000000003b
           rate: { (int)48000, (int)44100, (int)32000 }
         format: F32LE
         layout: interleaved
audio/x-raw:
       channels: 5
   channel-mask: 0x000000000000010f
           rate: { (int)48000, (int)44100, (int)32000 }
         format: F32LE
         layout: interleaved
audio/x-raw:
       channels: 6
   channel-mask: 0x0000000000000c0f
           rate: { (int)48000, (int)44100, (int)32000 }
         format: F32LE
         layout: interleaved
audio/x-raw:
       channels: 6
   channel-mask: 0x000000000000003f
           rate: { (int)48000, (int)44100, (int)32000 }
         format: F32LE
         layout: interleaved

Presencealways

Directionsink

Object typeGstPad


src

audio/x-eac3:
       channels: [ 1, 6 ]
           rate: { (int)48000, (int)44100, (int)32000 }

Presencealways

Directionsrc

Object typeGstPad


Properties

ac

“ac” gint

set number of audio channels (Generic codec option, might have no effect)

Flags : Read / Write

Default value : 0


ad-conv-type

“ad-conv-type” E-ac-3-encoder-ad-conv-type *

A/D Converter Type (Private codec option)

Flags : Read / Write

Default value : unknown (-1)


ar

“ar” gint

set audio sampling rate (in Hz) (Generic codec option, might have no effect)

Flags : Read / Write

Default value : 0


audio-service-type

“audio-service-type” avcodeccontext-audio-service-type *

audio service type (Generic codec option, might have no effect)

Flags : Read / Write

Default value : ma (0)


bitrate

“bitrate” gint

set bitrate (in bits/s) (Generic codec option, might have no effect)

Flags : Read / Write

Default value : 0


bufsize

“bufsize” gint

set ratecontrol buffer size (in bits) (Generic codec option, might have no effect)

Flags : Read / Write

Default value : 0


channel-coupling

“channel-coupling” E-ac-3-encoder-channel-coupling *

Channel Coupling (Private codec option)

Flags : Read / Write

Default value : auto (-1)


channel-layout

“channel-layout” guint64

(null) (Generic codec option, might have no effect)

Flags : Read / Write

Default value : 0


compression-level

“compression-level” gint

(null) (Generic codec option, might have no effect)

Flags : Read / Write

Default value : -1


copyright

“copyright” gint

Copyright Bit (Private codec option)

Flags : Read / Write

Default value : -1


cpl-start-band

“cpl-start-band” E-ac-3-encoder-cpl-start-band *

Coupling Start Band (Private codec option)

Flags : Read / Write

Default value : auto (-1)


cutoff

“cutoff” gint

set cutoff bandwidth (Generic codec option, might have no effect)

Flags : Read / Write

Default value : 0


debug

“debug” avcodeccontext-debug *

print specific debug info (Generic codec option, might have no effect)

Flags : Read / Write

Default value : (none)


dheadphone-mode

“dheadphone-mode” E-ac-3-encoder-dheadphone-mode *

Dolby Headphone Mode (Private codec option)

Flags : Read / Write

Default value : unknown (-1)


dialnorm

“dialnorm” gint

Dialogue Level (dB) (Private codec option)

Flags : Read / Write

Default value : -31


dmix-mode

“dmix-mode” E-ac-3-encoder-dmix-mode *

Preferred Stereo Downmix Mode (Private codec option)

Flags : Read / Write

Default value : unknown (-1)


dsur-mode

“dsur-mode” E-ac-3-encoder-dsur-mode *

Dolby Surround Mode (Private codec option)

Flags : Read / Write

Default value : unknown (-1)


dsurex-mode

“dsurex-mode” E-ac-3-encoder-dsurex-mode *

Dolby Surround EX Mode (Private codec option)

Flags : Read / Write

Default value : unknown (-1)


dump-separator

“dump-separator” gchararray

set information dump field separator (Generic codec option, might have no effect)

Flags : Read / Write

Default value : NULL


flags

“flags” avcodeccontext-flags *

(null) (Generic codec option, might have no effect)

Flags : Read / Write

Default value : (none)


flags2

“flags2” avcodeccontext-flags2 *

(null) (Generic codec option, might have no effect)

Flags : Read / Write

Default value : (none)


frame-size

“frame-size” gint

(null) (Generic codec option, might have no effect)

Flags : Read / Write

Default value : 0


global-quality

“global-quality” gint

(null) (Generic codec option, might have no effect)

Flags : Read / Write

Default value : 0


loro-cmixlev

“loro-cmixlev” gfloat

Lo/Ro Center Mix Level (Private codec option)

Flags : Read / Write

Default value : -1


loro-surmixlev

“loro-surmixlev” gfloat

Lo/Ro Surround Mix Level (Private codec option)

Flags : Read / Write

Default value : -1


ltrt-cmixlev

“ltrt-cmixlev” gfloat

Lt/Rt Center Mix Level (Private codec option)

Flags : Read / Write

Default value : -1


ltrt-surmixlev

“ltrt-surmixlev” gfloat

Lt/Rt Surround Mix Level (Private codec option)

Flags : Read / Write

Default value : -1


max-pixels

“max-pixels” gint64

Maximum number of pixels (Generic codec option, might have no effect)

Flags : Read / Write

Default value : 2147483647


max-prediction-order

“max-prediction-order” gint

(null) (Generic codec option, might have no effect)

Flags : Read / Write

Default value : -1


maxrate

“maxrate” gint64

maximum bitrate (in bits/s). Used for VBV together with bufsize. (Generic codec option, might have no effect)

Flags : Read / Write

Default value : 0


min-prediction-order

“min-prediction-order” gint

(null) (Generic codec option, might have no effect)

Flags : Read / Write

Default value : -1


minrate

“minrate” gint64

minimum bitrate (in bits/s). Most useful in setting up a CBR encode. It is of little use otherwise. (Generic codec option, might have no effect)

Flags : Read / Write

Default value : 0


mixing-level

“mixing-level” gint

Mixing Level (Private codec option)

Flags : Read / Write

Default value : -1


original

“original” gint

Original Bit Stream (Private codec option)

Flags : Read / Write

Default value : -1


per-frame-metadata

“per-frame-metadata” gboolean

Allow Changing Metadata Per-Frame (Private codec option)

Flags : Read / Write

Default value : false


room-type

“room-type” E-ac-3-encoder-room-type *

Room Type (Private codec option)

Flags : Read / Write

Default value : unknown (-1)


side-data-only-packets

“side-data-only-packets” gboolean

(null) (Generic codec option, might have no effect)

Flags : Read / Write

Default value : true


stereo-rematrixing

“stereo-rematrixing” gboolean

Stereo Rematrixing (Private codec option)

Flags : Read / Write

Default value : true


strict

“strict” avcodeccontext-strict *

how strictly to follow the standards (Generic codec option, might have no effect)

Flags : Read / Write

Default value : normal (0)


thread-type

“thread-type” avcodeccontext-thread-type *

select multithreading type (Generic codec option, might have no effect)

Flags : Read / Write

Default value : slice+frame


threads

“threads” avcodeccontext-threads *

set the number of threads (Generic codec option, might have no effect)

Flags : Read / Write

Default value : unknown (1)


ticks-per-frame

“ticks-per-frame” gint

(null) (Generic codec option, might have no effect)

Flags : Read / Write

Default value : 1


trellis

“trellis” gint

rate-distortion optimal quantization (Generic codec option, might have no effect)

Flags : Read / Write

Default value : 0


Named constants

E-ac-3-encoder-ad-conv-type

Members

unknown (-1) – Unspecified
standard (0) – Standard (default)
hdcd (1) – HDCD

E-ac-3-encoder-channel-coupling

Members

auto (-1) – Selected by the Encoder

E-ac-3-encoder-cpl-start-band

Members

auto (-1) – Selected by the Encoder

E-ac-3-encoder-dheadphone-mode

Members

unknown (-1) – Unspecified
notindicated (0) – Not Indicated (default)
off (1) – Not Dolby Headphone Encoded
on (2) – Dolby Headphone Encoded

E-ac-3-encoder-dmix-mode

Members

unknown (-1) – Unspecified
notindicated (0) – Not Indicated (default)
ltrt (1) – Lt/Rt Downmix Preferred
loro (2) – Lo/Ro Downmix Preferred
dplii (3) – Dolby Pro Logic II Downmix Preferred

E-ac-3-encoder-dsur-mode

Members

unknown (-1) – Unspecified
notindicated (0) – Not Indicated (default)
off (1) – Not Dolby Surround Encoded
on (2) – Dolby Surround Encoded

E-ac-3-encoder-dsurex-mode

Members

unknown (-1) – Unspecified
notindicated (0) – Not Indicated (default)
off (1) – Not Dolby Surround EX Encoded
on (2) – Dolby Surround EX Encoded
dpliiz (3) – Dolby Pro Logic IIz-encoded

E-ac-3-encoder-room-type

Members

unknown (-1) – Unspecified
notindicated (0) – Not Indicated (default)
large (1) – Large Room
small (2) – Small Room

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