WavUtil (ExoPlayer library)

java.lang.Object
- com.google.android.exoplayer2.audio.WavUtil

public final class WavUtil
extends Object

Utilities for handling WAVE files.

Field Summary

Fields
Modifier and Type	Field	Description
`static int`	`DATA_FOURCC`	Four character code for "data".
`static int`	`FMT_FOURCC`	Four character code for "fmt ".
`static int`	`RIFF_FOURCC`	Four character code for "RIFF".
`static int`	`TYPE_ALAW`	WAVE type value for 8-bit ITU-T G.711 A-law audio data.
`static int`	`TYPE_FLOAT`	WAVE type value for float PCM audio data.
`static int`	`TYPE_IMA_ADPCM`	WAVE type value for IMA ADPCM audio data.
`static int`	`TYPE_MLAW`	WAVE type value for 8-bit ITU-T G.711 mu-law audio data.
`static int`	`TYPE_PCM`	WAVE type value for integer PCM audio data.
`static int`	`TYPE_WAVE_FORMAT_EXTENSIBLE`	WAVE type value for extended WAVE format.
`static int`	`WAVE_FOURCC`	Four character code for "WAVE".

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static int`	`getPcmEncodingForType(int type, int bitsPerSample)`	Returns the `C.PcmEncoding` for the given WAVE format type value, or `C.ENCODING_INVALID` if the type is not a known PCM type.
`static int`	`getTypeForPcmEncoding(int pcmEncoding)`	Returns the WAVE format type value for the given `C.PcmEncoding`.

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

- Field Detail
  - RIFF_FOURCC
```
public static final int RIFF_FOURCC
```
    Four character code for "RIFF".
    
    See Also:
    
    Constant Field Values
  - WAVE_FOURCC
```
public static final int WAVE_FOURCC
```
    Four character code for "WAVE".
    
    See Also:
    
    Constant Field Values
  - FMT_FOURCC
```
public static final int FMT_FOURCC
```
    Four character code for "fmt ".
    
    See Also:
    
    Constant Field Values
  - DATA_FOURCC
```
public static final int DATA_FOURCC
```
    Four character code for "data".
    
    See Also:
    
    Constant Field Values
  - TYPE_PCM
```
public static final int TYPE_PCM
```
    WAVE type value for integer PCM audio data.
    
    See Also:
    
    Constant Field Values
  - TYPE_FLOAT
```
public static final int TYPE_FLOAT
```
    WAVE type value for float PCM audio data.
    
    See Also:
    
    Constant Field Values
  - TYPE_ALAW
```
public static final int TYPE_ALAW
```
    WAVE type value for 8-bit ITU-T G.711 A-law audio data.
    
    See Also:
    
    Constant Field Values
  - TYPE_MLAW
```
public static final int TYPE_MLAW
```
    WAVE type value for 8-bit ITU-T G.711 mu-law audio data.
    
    See Also:
    
    Constant Field Values
  - TYPE_IMA_ADPCM
```
public static final int TYPE_IMA_ADPCM
```
    WAVE type value for IMA ADPCM audio data.
    
    See Also:
    
    Constant Field Values
  - TYPE_WAVE_FORMAT_EXTENSIBLE
```
public static final int TYPE_WAVE_FORMAT_EXTENSIBLE
```
    WAVE type value for extended WAVE format.
    
    See Also:
    
    Constant Field Values
- Method Detail
  - getTypeForPcmEncoding
```
public static int getTypeForPcmEncoding(@PcmEncoding
                                        int pcmEncoding)
```
    Returns the WAVE format type value for the given C.PcmEncoding.
    
    Parameters:
    
    pcmEncoding - The C.PcmEncoding value.
    
    Returns:
    
    The corresponding WAVE format type.
    
    Throws:
    
    IllegalArgumentException - If pcmEncoding is not a C.PcmEncoding, or if it's C.ENCODING_INVALID or Format.NO_VALUE.
  - getPcmEncodingForType
```
@PcmEncoding
public static int getPcmEncodingForType(int type,
                                        int bitsPerSample)
```
    Returns the C.PcmEncoding for the given WAVE format type value, or C.ENCODING_INVALID if the type is not a known PCM type.

Class WavUtil

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

RIFF_FOURCC

WAVE_FOURCC

FMT_FOURCC

DATA_FOURCC

TYPE_PCM

TYPE_FLOAT

TYPE_ALAW

TYPE_MLAW

TYPE_IMA_ADPCM

TYPE_WAVE_FORMAT_EXTENSIBLE

Method Detail

getTypeForPcmEncoding

getPcmEncodingForType