FreeCalypso > hg > gsm-codec-lib
diff libtwamr/pitch_ol.h @ 415:01c4becb9fda
libtwamr: integrate pitch_ol.c
| author | Mychaela Falconia <falcon@freecalypso.org> |
|---|---|
| date | Tue, 07 May 2024 03:01:01 +0000 |
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| children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/libtwamr/pitch_ol.h Tue May 07 03:01:01 2024 +0000 @@ -0,0 +1,50 @@ +/* +******************************************************************************** +* +* 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 : pitch_ol.h +* Purpose : Compute the open loop pitch lag. +* +******************************************************************************** +*/ +#ifndef pitch_ol_h +#define pitch_ol_h "$Id $" + +/* +******************************************************************************** +* INCLUDE FILES +******************************************************************************** +*/ +#include "tw_amr.h" +#include "typedef.h" +#include "vad.h" + +/* +******************************************************************************** +* DEFINITION OF DATA TYPES +******************************************************************************** +*/ + +/* +******************************************************************************** +* DECLARATION OF PROTOTYPES +******************************************************************************** +*/ +Word16 Pitch_ol ( /* o : open loop pitch lag */ + vadState *vadSt, /* i/o : VAD state struct */ + enum Mode mode, /* i : coder mode */ + Word16 signal[], /* i : signal used to compute the open loop pitch */ + /* signal[-pit_max] to signal[-1] should be known */ + Word16 pit_min, /* i : minimum pitch lag */ + Word16 pit_max, /* i : maximum pitch lag */ + Word16 L_frame, /* i : length of frame to compute pitch */ + Word16 idx, /* i : frame index */ + Flag dtx /* i : dtx flag; use dtx=1, do not use dtx=0 */ + ); + +#endif