FreeCalypso > hg > gsm-codec-lib
view libtwamr/d2_9pf.h @ 556:18aca50d68df default tip
doc/Calypso-TCH-downlink: update for FR1 BFI-with-data
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 11 Oct 2024 01:54:00 +0000 |
parents | 2303ba1490dd |
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 : d2_9pf.h * Purpose : Algebraic codebook decoder * ***************************************************************************** */ #ifndef d2_9pf_h #define d2_9pf_h "$Id $" /* ***************************************************************************** * INCLUDE FILES ***************************************************************************** */ #include "typedef.h" /* ***************************************************************************** * LOCAL VARIABLES AND TABLES ***************************************************************************** */ /* ***************************************************************************** * DEFINITION OF DATA TYPES ***************************************************************************** */ /* ***************************************************************************** * DECLARATION OF PROTOTYPES ***************************************************************************** */ /************************************************************************* * * FUNCTION: decode_2i40_9bits (decod_ACELP()) * * PURPOSE: Algebraic codebook decoder for 2 pulses coded with 9 bits * *************************************************************************/ void decode_2i40_9bits( Word16 subNr, /* i : subframe number */ Word16 sign, /* i : signs of 2 pulses. */ Word16 index, /* i : Positions of the 2 pulses. */ Word16 cod[] /* o : algebraic (fixed) codebook excitation */ ); #endif