FreeCalypso > hg > gsm-codec-lib
view amrconv/amr_defs.h @ 478:936a08cc73ce
doc/AMR-library-API: describe the decoder
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Sun, 19 May 2024 21:32:31 +0000 |
parents | 934cf92a1c45 |
children |
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/* * This header file holds some miscellaneous definitions for AMR, * to be used by parsing and conversion debug utilities. */ #define MAX_PRM_SIZE 57 /* max. num. of params */ #define MAX_SERIAL_SIZE 244 /* max. num. of serial bits */ #define MAX_IF1_BYTES 31 /* max bytes in AMR IF1 packing */ #define IETF_HDR_LEN 6 /* .amr file header bytes */ enum TXFrameType { TX_SPEECH_GOOD = 0, TX_SID_FIRST, TX_SID_UPDATE, TX_NO_DATA, TX_SPEECH_DEGRADED, TX_SPEECH_BAD, TX_SID_BAD, TX_ONSET, TX_N_FRAMETYPES /* number of frame types */ }; enum Mode { MR475 = 0, MR515, MR59, MR67, MR74, MR795, MR102, MR122, MRDTX }; #define MODE_NO_DATA 15 /* number of speech bits for all modes */ #define AMR_NBITS_475 95 #define AMR_NBITS_515 103 #define AMR_NBITS_59 118 #define AMR_NBITS_67 134 #define AMR_NBITS_74 148 #define AMR_NBITS_795 159 #define AMR_NBITS_102 204 #define AMR_NBITS_122 244 #define AMR_NBITS_SID 35 /* number of distinct parameters for all modes */ #define PRMNO_MR475 17 #define PRMNO_MR515 19 #define PRMNO_MR59 19 #define PRMNO_MR67 19 #define PRMNO_MR74 19 #define PRMNO_MR795 23 #define PRMNO_MR102 39 #define PRMNO_MR122 57 #define PRMNO_MRDTX 5 /* ETSI/3GPP test sequence file format */ #define COD_FORMAT_NWORDS 250