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twolamemp2enc

twolamemp2enc

Properties

gfloat ath-level Read / Write
gint bitrate Read / Write
gboolean copyright Read / Write
GstTwoLameEmphasis emphasis Read / Write
gboolean energy-level-extension Read / Write
gboolean error-protection Read / Write
GstTwoLameMode mode Read / Write
gboolean original Read / Write
GstTwoLamePadding padding Read / Write
gint psymodel Read / Write
gboolean quick-mode Read / Write
gint quick-mode-count Read / Write
gboolean vbr Read / Write
gfloat vbr-level Read / Write
gint vbr-max-bitrate Read / Write

Types and Values

struct GstTwoLame

Object Hierarchy

    GObject
    ╰── GInitiallyUnowned
        ╰── GstObject
            ╰── GstElement
                ╰── GstAudioEncoder
                    ╰── GstTwoLame

Implemented Interfaces

GstTwoLame implements GstPreset.

Description

Synopsis

Element Information

plugin

twolame

author

Sebastian Dröge <sebastian.droege@collabora.co.uk>

class

Codec/Encoder/Audio

Element Pads

name

sink

direction

sink

presence

always

details

audio/x-raw, format=(string){ F32LE, S16LE }, layout=(string)interleaved, rate=(int){ 16000, 22050, 24000, 32000, 44100, 48000 }, channels=(int)1

audio/x-raw, format=(string){ F32LE, S16LE }, layout=(string)interleaved, rate=(int){ 16000, 22050, 24000, 32000, 44100, 48000 }, channels=(int)2, channel-mask=(bitmask)0x0000000000000003

name

src

direction

source

presence

always

details

audio/mpeg, mpegversion=(int)1, layer=(int)2, rate=(int){ 16000, 22050, 24000, 32000, 44100, 48000 }, channels=(int)[ 1, 2 ]

Functions

Types and Values

struct GstTwoLame

struct GstTwoLame;

Opaque data structure.

Property Details

The “ath-level” property

  “ath-level”                gfloat

ATH Level in dB.

Flags: Read / Write

Default value: 0


The “bitrate” property

  “bitrate”                  gint

Bitrate in kbit/sec (8, 16, 24, 32, 40, 48, 56, 64, 80, 96, 112, 128, 144, 160, 192, 224, 256, 320, 384).

Flags: Read / Write

Allowed values: [8,384]

Default value: 192


The “copyright” property

  “copyright”                gboolean

Mark as copyright.

Flags: Read / Write

Default value: FALSE


The “emphasis” property

  “emphasis”                 GstTwoLameEmphasis

Pre-emphasis to apply to the decoded audio.

Flags: Read / Write

Default value: No emphasis


The “energy-level-extension” property

  “energy-level-extension”   gboolean

Write peak PCM level to each frame.

Flags: Read / Write

Default value: FALSE


The “error-protection” property

  “error-protection”         gboolean

Adds checksum to every frame.

Flags: Read / Write

Default value: FALSE


The “mode” property

  “mode”                     GstTwoLameMode

Encoding mode.

Flags: Read / Write

Default value: Joint Stereo


The “original” property

  “original”                 gboolean

Mark as original.

Flags: Read / Write

Default value: TRUE


The “padding” property

  “padding”                  GstTwoLamePadding

Padding type.

Flags: Read / Write

Default value: No Padding


The “psymodel” property

  “psymodel”                 gint

Psychoacoustic model used to encode the audio.

Flags: Read / Write

Allowed values: [G_MAXULONG,4]

Default value: 3


The “quick-mode” property

  “quick-mode”               gboolean

Calculate Psymodel every frames.

Flags: Read / Write

Default value: FALSE


The “quick-mode-count” property

  “quick-mode-count”         gint

Calculate Psymodel every n frames.

Flags: Read / Write

Allowed values: >= 0

Default value: 10


The “vbr” property

  “vbr”                      gboolean

Enable variable bitrate mode.

Flags: Read / Write

Default value: FALSE


The “vbr-level” property

  “vbr-level”                gfloat

VBR Level.

Flags: Read / Write

Allowed values: [-10,10]

Default value: 5


The “vbr-max-bitrate” property

  “vbr-max-bitrate”          gint

Specify maximum VBR bitrate (0=off, 8, 16, 24, 32, 40, 48, 56, 64, 80, 96, 112, 128, 144, 160, 192, 224, 256, 320, 384).

Flags: Read / Write

Allowed values: [0,384]

Default value: 0

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