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annotate dhf/efr-dhf-hexout.c @ 39:ab7c80f6f02d

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ae-dec-dhf: initial generation
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 14 May 2024 08:13:01 +0000
parents 307fe06fabec
children
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baf74dff5368 dhf: generate hex forms of EFR DHF
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1 /*
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2 * This little program takes EFR and MR122 DHFs provided in array-of-params
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3 * form by libtwamr, turns them into EFR RTP format using libgsmefr function,
baf74dff5368 dhf: generate hex forms of EFR DHF
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4 * and emits those two RTP-encoded EFR frames in hex, for inclusion in other
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5 * C sources.
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6 */
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7
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8 #include <stdio.h>
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9 #include <stdint.h>
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10 #include <stdlib.h>
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11 #include <gsm_efr.h>
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12 #include <tw_amr.h>
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13
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14 static void
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15 emit_one_frame(params, filename, cname)
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16 const int16_t *params;
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17 char *filename, *cname;
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18 {
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19 uint8_t efr_rtp[EFR_RTP_FRAME_LEN];
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20 FILE *outf;
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21 unsigned n;
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22
baf74dff5368 dhf: generate hex forms of EFR DHF
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23 EFR_params2frame(params, efr_rtp);
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24 outf = fopen(filename, "w");
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25 if (!outf) {
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26 perror(filename);
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27 exit(1);
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28 }
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29 fputs("#include <stdint.h>\n\n", outf);
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30 fprintf(outf, "const uint8_t %s[31] = {\n", cname);
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31 for (n = 0; n < EFR_RTP_FRAME_LEN; n++) {
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32 fprintf(outf, "0x%02X,", efr_rtp[n]);
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33 if (n == 15 || n == 30)
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34 putc('\n', outf);
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35 }
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36 fputs("};\n", outf);
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37 fclose(outf);
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38 }
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40 main(argc, argv)
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41 char **argv;
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42 {
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43 if (argc != 3) {
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44 fprintf(stderr, "usage: %s efr-dhf-out mr122-dhf-out\n",
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45 argv[0]);
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46 exit(1);
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47 }
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48 emit_one_frame(amr_dhf_gsmefr, argv[1], "efr_dhf_bytes");
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49 emit_one_frame(amr_dhf_mr122, argv[2], "mr122_dhf_bytes");
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50 exit(0);
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51 }