Package org.xiph.speex
Class Stereo
java.lang.Object
org.xiph.speex.Stereo
Stereo
- Version:
- $Revision: 1.2 $
- Author:
- Marc Gimpel, Wimba S.A. (mgimpel@horizonwimba.com)
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Field Summary
FieldsModifier and TypeFieldDescriptionprivate float
private float
Left/right balance infostatic final float[]
private float
Ratio of energies: E(left+right)/[E(left)+E(right)]private float
Smoothed left channel gainstatic final int
Inband code number for Stereo -
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionvoid
decode
(float[] data, int frameSize) Transforms a mono frame into a stereo frame using intensity stereo info.static void
Transforms a stereo frame into a mono frame and stores intensity stereo info in 'bits'.void
Callback handler for intensity stereo info
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Field Details
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SPEEX_INBAND_STEREO
public static final int SPEEX_INBAND_STEREOInband code number for Stereo- See Also:
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e_ratio_quant
public static final float[] e_ratio_quant -
balance
private float balance -
e_ratio
private float e_ratioLeft/right balance info -
smooth_left
private float smooth_leftRatio of energies: E(left+right)/[E(left)+E(right)] -
smooth_right
private float smooth_rightSmoothed left channel gain
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Constructor Details
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Stereo
public Stereo()
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Method Details
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encode
Transforms a stereo frame into a mono frame and stores intensity stereo info in 'bits'.- Parameters:
bits
- - Speex bits buffer.data
-frameSize
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decode
public void decode(float[] data, int frameSize) Transforms a mono frame into a stereo frame using intensity stereo info.- Parameters:
data
- - float array of size 2*frameSize, that contains the mono audio samples in the first half. When the function has completed, the array will contain the interlaced stereo audio samples.frameSize
- - the size of a frame of mono audio samples.
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init
Callback handler for intensity stereo info- Parameters:
bits
- - Speex bits buffer.
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