FreeCalypso > hg > gsm-codec-lib
view libtwamr/weight_a.h @ 449:2af2b5c12268
Library-versions: libtwamr is officially version 1.0.0
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 10 May 2024 01:43:05 +0000 |
parents | 8c7d5eec544c |
children |
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/* ******************************************************************************** * * GSM AMR-NB speech codec R98 Version 7.6.0 December 12, 2001 * R99 Version 3.3.0 * REL-4 Version 4.1.0 * ******************************************************************************** * * File : weight_a.h * Purpose : Spectral expansion of LP coefficients. (order==10) * Description : a_exp[i] = a[i] * fac[i-1] ,i=1,10 * * ******************************************************************************** */ #ifndef weight_a_h #define weight_a_h "$Id $" /* ******************************************************************************** * INCLUDE FILES ******************************************************************************** */ #include "typedef.h" /* ******************************************************************************** * DEFINITION OF DATA TYPES ******************************************************************************** */ /* ******************************************************************************** * DECLARATION OF PROTOTYPES ******************************************************************************** */ void Weight_Ai ( Word16 a[], /* (i) : a[m+1] LPC coefficients (m=10) */ const Word16 fac[],/* (i) : Spectral expansion factors. */ Word16 a_exp[] /* (o) : Spectral expanded LPC coefficients */ ); #endif