FreeCalypso > hg > gsm-codec-lib
view libtwamr/log2.h @ 351:97c699f40ab3
libtwamr: generate namespace.h from namespace.list
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 05 May 2024 20:34:55 +0000 |
parents | bfe74a9edd5a |
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 : log2.h * Purpose : Computes log2(L_x) * ******************************************************************************** */ #ifndef log2_h #define log2_h "$Id $" /* ******************************************************************************** * INCLUDE FILES ******************************************************************************** */ #include "typedef.h" /* ******************************************************************************** * DEFINITION OF DATA TYPES ******************************************************************************** */ /* ******************************************************************************** * DECLARATION OF PROTOTYPES ******************************************************************************** */ void Log2 ( Word32 L_x, /* (i) : input value */ Word16 *exponent, /* (o) : Integer part of Log2. (range: 0<=val<=30) */ Word16 *fraction /* (o) : Fractional part of Log2. (range: 0<=val<1)*/ ); void Log2_norm ( Word32 L_x, /* (i) : input value (normalized) */ Word16 exp, /* (i) : norm_l (L_x) */ Word16 *exponent, /* (o) : Integer part of Log2. (range: 0<=val<=30) */ Word16 *fraction /* (o) : Fractional part of Log2. (range: 0<=val<1) */ ); #endif