avenc_dca

libav dca encoder

Hierarchy

GObject
    ╰──GInitiallyUnowned
        ╰──GstObject
            ╰──GstElement
                ╰──GstAudioEncoder
                    ╰──avenc_dca

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)8000, (int)16000, (int)32000, (int)11025, (int)22050, (int)44100, (int)12000, (int)24000, (int)48000 }
         format: S32LE
         layout: interleaved
audio/x-raw:
       channels: 2
           rate: { (int)8000, (int)16000, (int)32000, (int)11025, (int)22050, (int)44100, (int)12000, (int)24000, (int)48000 }
         format: S32LE
         layout: interleaved
audio/x-raw:
       channels: 4
   channel-mask: 0x0000000000000c03
           rate: { (int)8000, (int)16000, (int)32000, (int)11025, (int)22050, (int)44100, (int)12000, (int)24000, (int)48000 }
         format: S32LE
         layout: interleaved
audio/x-raw:
       channels: 5
   channel-mask: 0x0000000000000c07
           rate: { (int)8000, (int)16000, (int)32000, (int)11025, (int)22050, (int)44100, (int)12000, (int)24000, (int)48000 }
         format: S32LE
         layout: interleaved
audio/x-raw:
       channels: 6
   channel-mask: 0x0000000000000c0f
           rate: { (int)8000, (int)16000, (int)32000, (int)11025, (int)22050, (int)44100, (int)12000, (int)24000, (int)48000 }
         format: S32LE
         layout: interleaved

Presencealways

Directionsink

Object typeGstPad


src

audio/x-dts:
       channels: [ 1, 6 ]
           rate: [ 4000, 96000 ]

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


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 : 1411200


bufsize

“bufsize” gint

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

Flags : Read / Write

Default value : 0


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


cutoff

“cutoff” gint

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

Flags : Read / Write

Default value : 0


dca-adpcm

“dca-adpcm” gboolean

Use ADPCM encoding (Private codec option)

Flags : Read / Write

Default value : false


debug

“debug” avcodeccontext-debug *

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

Flags : Read / Write

Default value : (none)


dump-separator

“dump-separator” gchararray

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

Flags : Read / Write

Default value : NULL


err-detect

“err-detect” avcodeccontext-err-detect *

set error detection flags (Generic codec option, might have no effect)

Flags : Read / Write

Default value : (none)


export-side-data

“export-side-data” avcodeccontext-export-side-data *

Export metadata as side data (Generic codec option, might have no effect)

Flags : Read / Write

Default value : (none)


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


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


max-samples

“max-samples” gint64

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

Flags : Read / Write

Default value : 2147483647


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


side-data-only-packets

“side-data-only-packets” gboolean

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

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


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