Type of the container box. Used definitions from ISO IEC 14496 Part 12, ISO IEC 14496 Part 15 and ISO IEC 23008 Part 12.
| Name | Value | Description | Location |
|---|---|---|---|
| ftyp | 0x66747970 | File type and compatibility. | Located in the root. |
| mdat | 0x6d646174 | Media data container. | Located in the root |
| free | 0x66726565 | Free space. | |
| skip | 0x736b6970 | Free space. | |
| moov | 0x6d6f6f76 | Container for all the movie metadata. | Located in the root. |
| meta | 0x6d657461 | Metadata. | Located in the root. |
| hdlr | 0x68646c72 | Handler, declares the metadata (handler) type. | Located in the 'meta' box. |
| dinf | 0x64696e66 | Data information box, container. | Located in the 'meta' box. |
| dref | 0x64726566 | Data reference box, declares source(s) of items. | Located in the 'dinf' box. |
| url | 0x75726c20 | Data reference box, declares source(s) of metadata items. | |
| urn | 0x75726e20 | Data reference box, declares source(s) of metadata items. | |
| iloc | 0x696c6f63 | Item location. | Located in the 'meta' box. |
| idat | 0x69646174 | Item data. | Located in the 'meta' box. |
| iinf | 0x69696e66 | Item information. | Located in the 'meta' box. |
| infe | 0x696e6665 | Item information entry. | Located in the 'iinf' box. |
| iref | 0x69726566 | Item reference box. | Located in the 'meta' box. |
| dimg | 0x64696d67 | Derived image item. | Located in the 'iref' box. |
| auxl | 0x6175786c | Auxiliary media for the indicated track (e.g. depth map or alpha plane for video). | Located in the 'iref' box. |
| thmb | 0x74686d62 | Thumbnails for the referenced track. | Located in the 'iref' box. |
| pitm | 0x7069746d | Primary item reference. | Located in the 'meta' box. |
| iprp | 0x69707270 | Item properties. | Located in the 'meta' box. |
| ipma | 0x69706d61 | Item property association. | Located in the 'iprp' box. |
| ipco | 0x6970636f | List of item properties. | Located in the 'iprp' box. |
| av1C | 0x61763143 | AV1 coded item property. | Located in the 'ipco' box. |
| hvcC | 0x68766343 | HEVC coded item property. | Located in the 'ipco' box. |
| ispe | 0x69737065 | Width and height item property. | Located in the 'ipco' box. |
| pasp | 0x70617370 | Pixel aspect ratio item property. | Located in the 'ipco' box. |
| colr | 0x636f6c72 | Colour information item property. | Located in the 'ipco' box. |
| clli | 0x636c6c69 | Content light level info. | Located in the 'clli' box. |
| pixi | 0x70697869 | Bit depth item property. | Located in the 'ipco' box. |
| rloc | 0x726c6f63 | Position item property. | Located in the 'ipco' box. |
| auxC | 0x61757843 | Auxiliary images association item property. | Located in the 'ipco' box. |
| clap | 0x636c6170 | Transformation item property. | Located in the 'ipco' box. |
| irot | 0x69726f74 | Rotation item property. | Located in the 'ipco' box. |
| lsel | 0x6c73656c | Multi-layer item property. | Located in the 'ipco' box. |
| imir | 0x696d6972 | Mirroring item property. | Located in the 'ipco' box. |
| oinf | 0x6f696e66 | Operation points information item property. | Located in the 'ipco' box. |
| udes | 0x75646573 | User description item property. | Located in the 'ipco' box. |
| cdsc | 0x63647363 | Content describtion item property. | Located in the 'ipco' box. |
| grpl | 0x6772706c | Grouping property box. | Located in the 'meta' box. |
| altr | 0x616c7472 | Alternatives entity group. | Located in the 'grpl' box. |
| ster | 0x73746572 | Stereo pair entity group. | Located in the 'grpl' box. |
| tsyn | 0x7473796e | A time-synchronized capture entity group. | Located in the 'grpl' box. |
| ipro | 0x6970726f | Item protection. | Located in the root. |
| sinf | 0x73696e66 | Protection scheme information box. | Located in the 'ipro' box. |
| frma | 0x66726d61 | Original format box. | Located in the 'sinf' box. |
| schm | 0x7363686d | Scheme type box. | Located in the 'sinf' box. |
| schi | 0x73636869 | Scheme information box. | Located in the 'sinf' box. |
| uuid | 0x75756964 | Extended type. |