This is the new *Amazon CloudFormation Template Reference Guide*. Please update your bookmarks and links. For help getting started with CloudFormation, see the [Amazon CloudFormation User Guide](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/Welcome.html).

# AWS::MediaLive::Channel AudioCodecSettings
<a name="aws-properties-medialive-channel-audiocodecsettings"></a>

The configuration of the audio codec in the audio output.

The parent of this entity is AudioDescription.

## Syntax
<a name="aws-properties-medialive-channel-audiocodecsettings-syntax"></a>

To declare this entity in your Amazon CloudFormation template, use the following syntax:

### JSON
<a name="aws-properties-medialive-channel-audiocodecsettings-syntax.json"></a>

```
{
  "[AacSettings](#cfn-medialive-channel-audiocodecsettings-aacsettings)" : AacSettings,
  "[Ac3Settings](#cfn-medialive-channel-audiocodecsettings-ac3settings)" : Ac3Settings,
  "[Eac3AtmosSettings](#cfn-medialive-channel-audiocodecsettings-eac3atmossettings)" : Eac3AtmosSettings,
  "[Eac3Settings](#cfn-medialive-channel-audiocodecsettings-eac3settings)" : Eac3Settings,
  "[Mp2Settings](#cfn-medialive-channel-audiocodecsettings-mp2settings)" : Mp2Settings,
  "[PassThroughSettings](#cfn-medialive-channel-audiocodecsettings-passthroughsettings)" : Json,
  "[WavSettings](#cfn-medialive-channel-audiocodecsettings-wavsettings)" : WavSettings
}
```

### YAML
<a name="aws-properties-medialive-channel-audiocodecsettings-syntax.yaml"></a>

```
  [AacSettings](#cfn-medialive-channel-audiocodecsettings-aacsettings): 
    AacSettings
  [Ac3Settings](#cfn-medialive-channel-audiocodecsettings-ac3settings): 
    Ac3Settings
  [Eac3AtmosSettings](#cfn-medialive-channel-audiocodecsettings-eac3atmossettings): 
    Eac3AtmosSettings
  [Eac3Settings](#cfn-medialive-channel-audiocodecsettings-eac3settings): 
    Eac3Settings
  [Mp2Settings](#cfn-medialive-channel-audiocodecsettings-mp2settings): 
    Mp2Settings
  [PassThroughSettings](#cfn-medialive-channel-audiocodecsettings-passthroughsettings): Json
  [WavSettings](#cfn-medialive-channel-audiocodecsettings-wavsettings): 
    WavSettings
```

## Properties
<a name="aws-properties-medialive-channel-audiocodecsettings-properties"></a>

`AacSettings`  <a name="cfn-medialive-channel-audiocodecsettings-aacsettings"></a>
The setup of the AAC audio codec in the output.  
*Required*: No  
*Type*: [AacSettings](aws-properties-medialive-channel-aacsettings.md)  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`Ac3Settings`  <a name="cfn-medialive-channel-audiocodecsettings-ac3settings"></a>
The setup of an AC3 audio codec in the output.  
*Required*: No  
*Type*: [Ac3Settings](aws-properties-medialive-channel-ac3settings.md)  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`Eac3AtmosSettings`  <a name="cfn-medialive-channel-audiocodecsettings-eac3atmossettings"></a>
Property description not available.  
*Required*: No  
*Type*: [Eac3AtmosSettings](aws-properties-medialive-channel-eac3atmossettings.md)  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`Eac3Settings`  <a name="cfn-medialive-channel-audiocodecsettings-eac3settings"></a>
The setup of an EAC3 audio codec in the output.  
*Required*: No  
*Type*: [Eac3Settings](aws-properties-medialive-channel-eac3settings.md)  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`Mp2Settings`  <a name="cfn-medialive-channel-audiocodecsettings-mp2settings"></a>
The setup of an MP2 audio codec in the output.  
*Required*: No  
*Type*: [Mp2Settings](aws-properties-medialive-channel-mp2settings.md)  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`PassThroughSettings`  <a name="cfn-medialive-channel-audiocodecsettings-passthroughsettings"></a>
The setup to pass through the Dolby audio codec to the output.  
*Required*: No  
*Type*: Json  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)

`WavSettings`  <a name="cfn-medialive-channel-audiocodecsettings-wavsettings"></a>
Settings for audio encoded with the WAV codec.  
*Required*: No  
*Type*: [WavSettings](aws-properties-medialive-channel-wavsettings.md)  
*Update requires*: [No interruption](https://docs.amazonaws.cn/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)