FreeCalypso > hg > gsm-codec-lib
diff libtwamr/cbsearch.h @ 328:4614f1a97e1a
libtwamr: integrate cbsearch.c
| author | Mychaela Falconia <falcon@freecalypso.org> |
|---|---|
| date | Thu, 18 Apr 2024 20:35:02 +0000 |
| parents | |
| children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/libtwamr/cbsearch.h Thu Apr 18 20:35:02 2024 +0000 @@ -0,0 +1,58 @@ +/* +***************************************************************************** +* +* 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 : cbsearch.h +* Purpose : Inovative codebook search (find index and gain) +* +***************************************************************************** +*/ +#ifndef cbsearch_h +#define cbsearch_h "$Id $" + +/* +***************************************************************************** +* INCLUDE FILES +***************************************************************************** +*/ +#include "tw_amr.h" +#include "typedef.h" + +/* +***************************************************************************** +* LOCAL VARIABLES AND TABLES +***************************************************************************** +*/ + +/* +***************************************************************************** +* DEFINITION OF DATA TYPES +***************************************************************************** +*/ + +/* +***************************************************************************** +* PUBLIC PROGRAM CODE +***************************************************************************** +*/ +int cbsearch(Word16 x[], /* i : target vector, Q0 */ + Word16 h[], /* i : impulse response of weighted synthesis */ + /* filter h[-L_subfr..-1] must be set to */ + /* zero. Q12 */ + Word16 T0, /* i : Pitch lag */ + Word16 pitch_sharp, /* i : Last quantized pitch gain, Q14 */ + Word16 gain_pit,/* i : Pitch gain, Q14 */ + Word16 res2[], /* i : Long term prediction residual, Q0 */ + Word16 code[], /* o : Innovative codebook, Q13 */ + Word16 y[], /* o : filtered fixed codebook excitation, Q12 */ + Word16 **anap, /* o : Signs of the pulses */ + enum Mode mode, /* i : coder mode */ + Word16 subNr) /* i : subframe number */ +; + +#endif