FreeCalypso > hg > gsm-codec-lib
diff libtwamr/g_pitch.h @ 367:bd4f660eb75a
libtwamr: integrate g_pitch.c
| author | Mychaela Falconia <falcon@freecalypso.org> |
|---|---|
| date | Mon, 06 May 2024 03:08:58 +0000 |
| parents | |
| children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/libtwamr/g_pitch.h Mon May 06 03:08:58 2024 +0000 @@ -0,0 +1,40 @@ +/* +******************************************************************************** +* +* 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 : g_pitch.h +* Purpose : Compute the pitch (adaptive codebook) gain. +* +******************************************************************************** +*/ +#ifndef g_pitch_h +#define g_pitch_h "$Id $" + +/* +******************************************************************************** +* INCLUDE FILES +******************************************************************************** +*/ +#include "tw_amr.h" +#include "typedef.h" + +/* +******************************************************************************** +* DECLARATION OF PROTOTYPES +******************************************************************************** +*/ +Word16 G_pitch ( /* o : Gain of pitch lag saturated to 1.2 */ + enum Mode mode, /* i : AMR mode */ + Word16 xn[], /* i : Pitch target. */ + Word16 y1[], /* i : Filtered adaptive codebook. */ + Word16 g_coeff[], /* i : Correlations need for gain quantization. + (7.4 only). Pass NULL if not needed */ + Word16 L_subfr /* i : Length of subframe. */ +); + +#endif