# 3gppmux

Multiplex audio and video into a 3GPP file

## Hierarchy

    GObject
        ╰──GInitiallyUnowned
            ╰──GstObject
                ╰──GstElement
                    ╰──GstAggregator
                        ╰──GstBaseQTMux
                            ╰──3gppmux

## Implemented interfaces

    GstTagSetter
    GstTagXmpWriter
    GstPreset

## Factory details

Authors: – Thiago Sousa Santos <thiagoss></thiagoss>

Classification: – `Codec/Muxer`

Rank – primary

Plugin – isomp4

Package – GStreamer Good Plug-ins

## Pad Templates

### `audio_%u`

    audio/AMR:
               rate: 8000
           channels: [ 1, 2 ]
    audio/AMR-WB:
               rate: 16000
           channels: [ 1, 2 ]
    audio/mpeg:
        mpegversion: 1
              layer: 3
           channels: [ 1, 2 ]
               rate: [ 1, 2147483647 ]
    audio/mpeg:
        mpegversion: 4
      stream-format: raw
           channels: [ 1, 8 ]
               rate: [ 1, 2147483647 ]
    audio/x-ac3:
           channels: [ 1, 6 ]
               rate: [ 1, 2147483647 ]

Presence – request

Direction – sink

Object type – GstQTMuxPad

### `src`

    video/quicktime:
            variant: 3gpp

Presence – always

Direction – src

Object type – GstAggregatorPad

### `subtitle_%u`

    text/x-raw:
             format: utf8

Presence – request

Direction – sink

Object type – GstQTMuxPad

### `video_%u`

    video/x-h263:
              width: [ 16, 2147483647 ]
             height: [ 16, 2147483647 ]
    video/mpeg:
        mpegversion: 4
       systemstream: false
              width: [ 16, 2147483647 ]
             height: [ 16, 2147483647 ]
    video/x-divx:
        divxversion: 5
              width: [ 16, 2147483647 ]
             height: [ 16, 2147483647 ]
    video/x-h264:
      stream-format: { (string)avc, (string)avc3 }
          alignment: au
              width: [ 16, 2147483647 ]
             height: [ 16, 2147483647 ]

Presence – request

Direction – sink

Object type – GstQTMuxPad

## Properties

### streamable

    “streamable” gboolean

If set to true, the output should be as if it is to be streamed and hence no indexes written or duration written. (DEPRECATED, only valid for fragmented MP4)

Flags : Read / Write / Construct

Default value : false

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