# qtmux

## Hierarchy

    GObject
        ╰──GInitiallyUnowned
            ╰──GstObject
                ╰──GstElement
                    ╰──GstAggregator
                        ╰──GstBaseQTMux
                            ╰──qtmux

## Implemented interfaces

    GstTagSetter
    GstTagXmpWriter
    GstPreset

## Factory details

Authors: – Thiago Sousa Santos

Classification: – `Codec/Muxer`

Rank – primary

Plugin – isomp4

Package – GStreamer Good Plug-ins

## Pad Templates

### `audio_%u`

    audio/x-raw:
             format: { S32LE, S32BE, S24LE, S24BE, S16LE, S16BE, S8, U8 }
             layout: interleaved
           channels: [ 1, 2 ]
               rate: [ 1, 2147483647 ]
    audio/x-raw:
             format: { S32LE, S32BE, S24LE, S24BE, S16LE, S16BE, S8, U8 }
             layout: interleaved
       channel-mask: 0x0000000000000000
           channels: [ 1, 16 ]
               rate: [ 1, 2147483647 ]
    audio/mpeg:
        mpegversion: 1
              layer: [ 1, 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 ]
    audio/x-adpcm:
             layout: dvi
        block_align: [ 64, 8096 ]
           channels: [ 1, 2 ]
               rate: [ 1, 2147483647 ]
    audio/x-alaw:
           channels: [ 1, 2 ]
               rate: [ 1, 2147483647 ]
    audio/x-mulaw:
           channels: [ 1, 2 ]
               rate: [ 1, 2147483647 ]
    audio/AMR:
               rate: 8000
           channels: [ 1, 2 ]
    audio/AMR-WB:
               rate: 16000
           channels: [ 1, 2 ]
    audio/x-alac:
           channels: [ 1, 2 ]
               rate: [ 1, 2147483647 ]
    audio/x-opus:
    channel-mapping-family: [ 0, 255 ]
           channels: [ 1, 8 ]
               rate: [ 1, 2147483647 ]

Presence – request

Direction – sink

Object type – GstQTMuxPad

### `caption_%u`

    closedcaption/x-cea-608:
             format: s334-1a
    closedcaption/x-cea-708:
             format: cdp

Presence – request

Direction – sink

Object type – GstQTMuxPad

### `src`

    video/quicktime:
            variant: apple
    video/quicktime:

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-raw:
             format: { RGB, UYVY, v210 }
              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-prores:
            variant: { (string)standard, (string)lt, (string)hq, (string)proxy, (string)4444, (string)4444xq }
              width: [ 16, 2147483647 ]
             height: [ 16, 2147483647 ]
    video/x-cineform:
              width: [ 16, 2147483647 ]
             height: [ 16, 2147483647 ]
    video/x-h263:
              width: [ 16, 2147483647 ]
             height: [ 16, 2147483647 ]
    video/x-h264:
      stream-format: { (string)avc, (string)avc3 }
          alignment: au
              width: [ 16, 2147483647 ]
             height: [ 16, 2147483647 ]
    video/x-h265:
      stream-format: { (string)hvc1, (string)hev1 }
          alignment: au
              width: [ 16, 2147483647 ]
             height: [ 16, 2147483647 ]
    video/x-h266:
      stream-format: { (string)vvc1, (string)vvi1 }
          alignment: au
              width: [ 16, 2147483647 ]
             height: [ 16, 2147483647 ]
    video/x-svq:
         svqversion: 3
              width: [ 16, 2147483647 ]
             height: [ 16, 2147483647 ]
    video/x-dv:
       systemstream: false
              width: [ 16, 2147483647 ]
             height: [ 16, 2147483647 ]
    image/jpeg:
              width: [ 16, 2147483647 ]
             height: [ 16, 2147483647 ]
    image/png:
              width: [ 16, 2147483647 ]
             height: [ 16, 2147483647 ]
    video/x-vp8:
              width: [ 16, 2147483647 ]
             height: [ 16, 2147483647 ]
    video/x-vp9:
            profile: { (string)0, (string)1, (string)2, (string)3 }
      chroma-format: { (string)4:2:0, (string)4:2:2, (string)4:4:4 }
              width: [ 16, 2147483647 ]
             height: [ 16, 2147483647 ]
    video/x-dirac:
              width: [ 16, 2147483647 ]
             height: [ 16, 2147483647 ]
    video/x-qt-part:
              width: [ 16, 2147483647 ]
             height: [ 16, 2147483647 ]
    video/x-av1:
      stream-format: obu-stream
          alignment: tu
              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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