FreeCalypso > hg > gsm-codec-lib

annotate amrtest/mode_file.c @ 478:936a08cc73ce

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doc/AMR-library-API: describe the decoder
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 19 May 2024 21:32:31 +0000
parents 1ceda5586d01
children
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1 /*
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2 * The functions in this module implement reading per-frame encoder mode
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3 * instructions from a file, as in 3GPP test sequences and code.
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4 */
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5
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6 #include <stdio.h>
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7 #include <stdlib.h>
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8 #include <string.h>
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9 #include <strings.h>
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10 #include "../libtwamr/tw_amr.h"
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11
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12 static FILE *mode_file;
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13 static int lineno;
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14 static char *filename_for_errs;
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15
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16 void
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17 open_mode_file(filename)
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18 char *filename;
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19 {
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20 mode_file = fopen(filename, "r");
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21 if (!mode_file) {
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22 perror(filename);
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23 exit(1);
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24 }
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25 }
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26
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27 void
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28 read_mode_file_line(mode_out)
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29 enum Mode *mode_out;
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30 {
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31 char linebuf[16], *cp;
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32 int rc;
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33
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34 if (!fgets(linebuf, sizeof linebuf, mode_file)) {
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35 fprintf(stderr, "error: %s ends before speech input\n",
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36 filename_for_errs);
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37 exit(1);
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38 }
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39 lineno++;
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40 cp = index(linebuf, '\n');
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41 if (!cp) {
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42 fprintf(stderr, "%s line %d: too long or missing newline\n",
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43 filename_for_errs, lineno);
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44 exit(1);
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45 }
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46 if (cp > linebuf && cp[-1] == '\r')
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47 cp--;
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48 *cp = '\0';
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49 rc = grok_mode_name(linebuf, mode_out);
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50 if (rc < 0) {
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51 fprintf(stderr, "%s line %d: invalid mode setting\n",
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52 filename_for_errs, lineno);
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53 exit(1);
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54 }
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55 }