FreeCalypso > hg > gsm-codec-lib
view efrtest/encode.c @ 467:ad032051166a
doc: AMR-EFR-hybrid-emu new article
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 12 May 2024 23:54:43 +0000 |
parents | b51295fcbbae |
children |
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/* * This file is the main module for gsmefr-encode utility. */ #include <stdio.h> #include <stdint.h> #include <stdlib.h> #include <string.h> #include <strings.h> #include "../libgsmefr/gsm_efr.h" #include "../libtest/wavreader.h" #include "../libtest/wavrdhelp.h" main(argc, argv) char **argv; { char *infname, *outfname; void *wav; FILE *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); } wav = wav_read_open(infname); if (!wav) { perror(infname); exit(1); } rc = wavrd_check_header(wav, infname); if (rc < 0) exit(1); /* error msg already printed */ 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 = wavrd_get_pcm_block(wav, pcm); if (!rc) break; EFR_encode_frame(state, pcm, frame, (int *) 0, (int *) 0); fwrite(frame, 1, sizeof frame, binf); } fclose(binf); exit(0); }