FreeCalypso > hg > gsm-codec-lib
view efrtest/dec-parse.c @ 455:287063b9cf43
CHANGES: document the build process change
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 10 May 2024 06:22:42 +0000 |
parents | 46a6e6b6841a |
children |
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/* * This program reads an EFR *.dec file in ETSI test sequence format * (test input to the decoder) and converts it into human-readable format, * similar to what one would get from our gsmrec-dump utility. */ #include <stdio.h> #include <stdint.h> #include <stdlib.h> #include <string.h> #include <strings.h> #include "../libgsmefr/gsm_efr.h" #include "etsi.h" main(argc, argv) char **argv; { char *infname; FILE *inf; int big_endian; unsigned frame_no; uint8_t input_bits[ETSI_DEC_NWORDS], frame[EFR_RTP_FRAME_LEN]; int16_t params[EFR_NUM_PARAMS]; int rc, i, j, n; if (argc == 2 && argv[1][0] != '-') { big_endian = 0; infname = argv[1]; } else if (argc == 3 && !strcmp(argv[1], "-b")) { big_endian = 1; infname = argv[2]; } else { fprintf(stderr, "usage: %s [-b] file.dec\n", argv[0]); exit(1); } inf = fopen(infname, "r"); if (!inf) { perror(infname); exit(1); } for (frame_no = 0; ; frame_no++) { rc = read_etsi_bits(inf, big_endian, input_bits, ETSI_DEC_NWORDS, infname); if (!rc) break; bits2frame(input_bits + 1, frame, infname, frame_no); printf("#%u: BFI=%u SID=%u TAF=%u LPC", frame_no, input_bits[0], input_bits[245], input_bits[246]); EFR_frame2params(frame, params); n = 0; for (i = 0; i < 5; i++) printf(" %d", params[n++]); putchar('\n'); for (i = 0; i < 4; i++) { putchar(' '); for (j = 0; j < 13; j++) printf(" %d", params[n++]); putchar('\n'); } } exit(0); }