FreeCalypso > hg > gsm-codec-lib
view efrtest/encode-r.c @ 276:e4ca04586118
dev/gsm0611-silence-fr: rework to eliminate libgsm dependency
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 14 Apr 2024 03:38:09 +0000 |
parents | 3f3674c27840 |
children | cab6690535ec |
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/* * gsmefr-encode-r is just like gsmefr-encode, but reads the source * linear PCM data to be encoded from a raw BE file ("robe") * instead of WAV. */ #include <stdio.h> #include <stdint.h> #include <stdlib.h> #include <string.h> #include <strings.h> #include "../libgsmefr/gsm_efr.h" #include "../libtest/roberead.h" main(argc, argv) char **argv; { char *infname, *outfname; FILE *inf, *binf; struct EFR_encoder_state *state; int16_t pcm[160]; uint8_t frame[EFR_RTP_FRAME_LEN]; int dtx, rc; if (argc == 3 && argv[1][0] != '-') { dtx = 0; infname = argv[1]; outfname = argv[2]; } else if (argc == 4 && !strcmp(argv[1], "-d")) { dtx = 1; infname = argv[2]; outfname = argv[3]; } else { fprintf(stderr, "usage: %s [-d] input.wav output.gsmx\n", argv[0]); exit(1); } inf = fopen(infname, "r"); if (!inf) { perror(infname); exit(1); } binf = fopen(outfname, "w"); if (!binf) { perror(outfname); exit(1); } state = EFR_encoder_create(dtx); if (!state) { perror("EFR_encoder_create()"); exit(1); } for (;;) { rc = robe_get_pcm_block(inf, pcm); if (!rc) break; EFR_encode_frame(state, pcm, frame, (int *) 0, (int *) 0); fwrite(frame, 1, sizeof frame, binf); } fclose(binf); exit(0); }