# androidx.media3.extractor.metadata

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## Interfaces

|---|---|
| `https://developer.android.com/reference/androidx/media3/extractor/metadata/Chapter` | Chapter information, for example ID3 `CHAP` or Quicktime `chap` data. |
| `https://developer.android.com/reference/androidx/media3/extractor/metadata/MetadataDecoder` | Decodes metadata from binary data. |

## Classes

|---|---|
| `https://developer.android.com/reference/androidx/media3/extractor/metadata/Chapter.Builder` | Builder for `https://developer.android.com/reference/androidx/media3/extractor/metadata/Chapter` instances. |
| `https://developer.android.com/reference/androidx/media3/extractor/metadata/MetadataInputBuffer` | A `https://developer.android.com/reference/androidx/media3/decoder/DecoderInputBuffer` for a `https://developer.android.com/reference/androidx/media3/extractor/metadata/MetadataDecoder`. |
| `https://developer.android.com/reference/androidx/media3/extractor/metadata/MotionPhotoMetadata` | Metadata of a motion photo file. |
| `https://developer.android.com/reference/androidx/media3/extractor/metadata/SimpleMetadataDecoder` | A `https://developer.android.com/reference/androidx/media3/extractor/metadata/MetadataDecoder` base class that validates input buffers. |
| `https://developer.android.com/reference/androidx/media3/extractor/metadata/ThumbnailMetadata` | Stores the presentation timestamp of a thumbnail. |