# FilterTrackPropertyCondition

### object

#### operation
**enum** Required  
Set to either 'Equal' or 'NotEqual'. Tracks matching this predicate will be included.

**Examples:**  
To include all audio tracks, set operation to 'Equal', property to 'Type', and value to 'Audio'.

**Allowed values:** Equal, NotEqual

#### property
**enum** Required  
The property to match against. Supported properties include:  
- Bitrate  
- FourCC  
- Language  
- Name  
- Type  
- Unknown

- Bitrate may be provided as a single numeric value '100000' or as a range '500000-1000000'.  
- FourCC is the codec, and may be one of 'avc1', 'hev1', and 'hvc1' for video, or one of 'mp4a' and 'ec-3' for audio.  
- Language is the value of a language tag to include, as specified in RFC 5646.  
- Name is the name of the track as specified in the manifest.  
- Type is one of either 'video', 'audio', or 'text'.

**Allowed values:** Unknown, Type, Name, Language, FourCC, Bitrate

#### value
**string** Required  
The value to match against. Values are not case-sensitive.