Class A2NLSF
- java.lang.Object
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- org.jitsi.impl.neomedia.codec.audio.silk.A2NLSF
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public class A2NLSF extends Object
Conversion between prediction filter coefficients and NLSFs. Requires the order to be an even number. A piecewise linear approximation maps LSF <-> cos(LSF). Therefore the result is not accurate NLSFs, but the two. function are accurate inverses of each other.- Author:
- Jing Dai, Dingxin Xu