java.lang.Object
- com.google.android.exoplayer2.extractor.mp4.TrackEncryptionBox

```
@Deprecated
public final class TrackEncryptionBox
extends Object
```
Deprecated.
com.google.android.exoplayer2 is deprecated. Please migrate to androidx.media3 (which contains the same ExoPlayer code). See the migration guide for more details, including a script to help with the migration.

Encapsulates information parsed from a track encryption (tenc) box or sample group description (sgpd) box in an MP4 stream.

Field Summary

Fields
Modifier and Type	Field	Description
`TrackOutput.CryptoData`	`cryptoData`	Deprecated. A `TrackOutput.CryptoData` instance containing the encryption information from this `TrackEncryptionBox`.
`byte[]`	`defaultInitializationVector`	Deprecated. If `perSampleIvSize` is 0, holds the default initialization vector as defined in the track encryption box or sample group description box.
`boolean`	`isEncrypted`	Deprecated. Indicates the encryption state of the samples in the sample group.
`int`	`perSampleIvSize`	Deprecated. The initialization vector size in bytes for the samples in the corresponding sample group.
`String`	`schemeType`	Deprecated. The protection scheme type, as defined by the 'schm' box, or null if unknown.

Constructor Summary

Constructors
Constructor	Description
`TrackEncryptionBox(boolean isEncrypted, String schemeType, int perSampleIvSize, byte[] keyId, int defaultEncryptedBlocks, int defaultClearBlocks, byte[] defaultInitializationVector)`	Deprecated.

Method Summary
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - isEncrypted
```
public final boolean isEncrypted
```
    Deprecated.
    
    Indicates the encryption state of the samples in the sample group.
  - schemeType
```
@Nullable
public final String schemeType
```
    Deprecated.
    
    The protection scheme type, as defined by the 'schm' box, or null if unknown.
  - cryptoData
```
public final TrackOutput.CryptoData cryptoData
```
    Deprecated.
    
    A TrackOutput.CryptoData instance containing the encryption information from this TrackEncryptionBox.
  - perSampleIvSize
```
public final int perSampleIvSize
```
    Deprecated.
    
    The initialization vector size in bytes for the samples in the corresponding sample group.
  - defaultInitializationVector
```
@Nullable
public final byte[] defaultInitializationVector
```
    Deprecated.
    
    If perSampleIvSize is 0, holds the default initialization vector as defined in the track encryption box or sample group description box. Null otherwise.
- Constructor Detail
  - TrackEncryptionBox
```
public TrackEncryptionBox(boolean isEncrypted,
                          @Nullable
                          String schemeType,
                          int perSampleIvSize,
                          byte[] keyId,
                          int defaultEncryptedBlocks,
                          int defaultClearBlocks,
                          @Nullable
                          byte[] defaultInitializationVector)
```
    Deprecated.
    
    Parameters:
    
    isEncrypted - See isEncrypted.
    
    schemeType - See schemeType.
    
    perSampleIvSize - See perSampleIvSize.
    
    keyId - See TrackOutput.CryptoData.encryptionKey.
    
    defaultEncryptedBlocks - See TrackOutput.CryptoData.encryptedBlocks.
    
    defaultClearBlocks - See TrackOutput.CryptoData.clearBlocks.
    
    defaultInitializationVector - See defaultInitializationVector.

Class TrackEncryptionBox

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

isEncrypted

schemeType

cryptoData

perSampleIvSize

defaultInitializationVector

Constructor Detail

TrackEncryptionBox