# Google Cloud Video Transcoder V1 Client - Class Fmp4Config (1.4.0)

1.4.0 (latest) 1.3.2 1.2.0 1.1.0 1.0.3 0.10.5 0.9.1 0.8.2 0.7.1 0.6.0 0.5.3 Reference documentation and code samples for the Google Cloud Video Transcoder V1 Client class Fmp4Config.

`fmp4` container configuration.

Generated from protobuf message `google.cloud.video.transcoder.v1.MuxStream.Fmp4Config`

## Namespace

Google \\ Cloud \\ Video \\ Transcoder \\ V1 \\ MuxStream

## Methods

### __construct

Constructor.

| **Parameters** ||
|---|---|
| **Name** | **Description** |
| `data` | `array` Optional. Data for populating the Message object. |
| `↳ codec_tag` | `string` Optional. Specify the codec tag string that will be used in the media bitstream. When not specified, the codec appropriate value is used. Supported H265 codec tags: - `hvc1` (default) - `hev1` |

### getCodecTag

Optional. Specify the codec tag string that will be used in the media
bitstream. When not specified, the codec appropriate value is used.

Supported H265 codec tags:

- `hvc1` (default)
- `hev1`

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `string` |   |

### setCodecTag

Optional. Specify the codec tag string that will be used in the media
bitstream. When not specified, the codec appropriate value is used.

Supported H265 codec tags:

- `hvc1` (default)
- `hev1`

| **Parameter** ||
|---|---|
| **Name** | **Description** |
| `var` | `string` |

| **Returns** ||
|---|---|
| **Type** | **Description** |
| `$this` |   |