Class VorbisBitArray
- java.lang.Object
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- com.google.android.exoplayer2.extractor.VorbisBitArray
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public final class VorbisBitArray extends Object
Wraps a byte array, providing methods that allow it to be read as a Vorbis bitstream.- See Also:
- Vorbis bitpacking specification
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Constructor Summary
Constructors Constructor Description VorbisBitArray(byte[] data)
Creates a new instance that wraps an existing array.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description int
bitsLeft()
Returns the number of remaining bits.int
getPosition()
Returns the reading position in bits.boolean
readBit()
Reads a single bit.int
readBits(int numBits)
Reads up to 32 bits.void
reset()
Resets the reading position to zero.void
setPosition(int position)
Sets the reading position in bits.void
skipBits(int numBits)
SkipsnumberOfBits
bits.
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Method Detail
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reset
public void reset()
Resets the reading position to zero.
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readBit
public boolean readBit()
Reads a single bit.- Returns:
true
if the bit is set,false
otherwise.
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readBits
public int readBits(int numBits)
Reads up to 32 bits.- Parameters:
numBits
- The number of bits to read.- Returns:
- An integer whose bottom
numBits
bits hold the read data.
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skipBits
public void skipBits(int numBits)
SkipsnumberOfBits
bits.- Parameters:
numBits
- The number of bits to skip.
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getPosition
public int getPosition()
Returns the reading position in bits.
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setPosition
public void setPosition(int position)
Sets the reading position in bits.- Parameters:
position
- The new reading position in bits.
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bitsLeft
public int bitsLeft()
Returns the number of remaining bits.
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