FreeCalypso > hg > gsm-codec-lib
diff libtwamr/pow2.h @ 337:190c4c9a3693
libtwamr: integrate pow2.c
| author | Mychaela Falconia <falcon@freecalypso.org> |
|---|---|
| date | Thu, 18 Apr 2024 23:06:59 +0000 |
| parents | |
| children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/libtwamr/pow2.h Thu Apr 18 23:06:59 2024 +0000 @@ -0,0 +1,41 @@ +/* +******************************************************************************** +* +* 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 : pow2.h +* Purpose : computes L_x = pow(2.0, exponent.fraction) +* +******************************************************************************** +*/ +#ifndef pow2_h +#define pow2_h "$Id $" + +/* +******************************************************************************** +* INCLUDE FILES +******************************************************************************** +*/ +#include "typedef.h" + +/* +******************************************************************************** +* DEFINITION OF DATA TYPES +******************************************************************************** +*/ + +/* +******************************************************************************** +* DECLARATION OF PROTOTYPES +******************************************************************************** +*/ +Word32 Pow2 ( /* (o) : result (range: 0<=val<=0x7fffffff) */ + Word16 exponent, /* (i) : Integer part. (range: 0<=val<=30) */ + Word16 fraction /* (i) : Fractional part. (range: 0.0<=val<1.0) */ +); + +#endif