FreeCalypso > hg > gsm-codec-lib
view dev/efr-bit-packing.c @ 211:78d1a6513393
amrconv: new program amr-cod-parse
author | Mychaela Falconia <falcon@freecalypso.org> |
---|---|
date | Thu, 20 Apr 2023 01:30:46 +0000 |
parents | 9639a44ae2e7 |
children |
line wrap: on
line source
/* * We would like to generate our EFR RTP frame packing and unpacking code * using bitter and sweet utilities from libgsm, so we'll end up packing * and unpacking EFR just like good old FR. However, because of our * slightly different approach, entering the spec file for bitter and sweet * manually would be tedious and error-prone, hence we are going to * generate it with this program. */ #include <stdio.h> #include <stdlib.h> #define PRM_NO 57 /* table from ETSI EFR code */ static const unsigned bitno[PRM_NO] = { 7, 8, 9, 8, 6, /* LSP VQ */ 9, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 5, /* first subframe */ 6, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 5, /* second subframe */ 9, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 5, /* third subframe */ 6, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 5 /* fourth subframe */ }; main(argc, argv) char **argv; { unsigned n; printf("EFR_MAGIC\t4\n"); for (n = 0; n < PRM_NO; n++) printf("params[%u]\t%u\n", n, bitno[n]); exit(0); }