# Mp4Muxer.FileFormat

# Mp4Muxer.FileFormat

Artifact:[androidx.media3:media3-muxer](https://developer.android.com/jetpack/androidx/releases/media3)  
[View Source](https://cs.android.com/search?q=file:androidx/media3/muxer/Mp4Muxer.java+class:androidx.media3.muxer.Mp4Muxer.FileFormat)

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Kotlin\|[Java](https://developer.android.com/reference/androidx/media3/muxer/Mp4Muxer.FileFormat "View this page in Java")

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```
@Documented
@Retention(value = RetentionPolicy.SOURCE)
@Target(value = ElementType.TYPE_USE)
@IntDef(value = )
annotation Mp4Muxer.FileFormat
```

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The specific MP4 file format.