FreeCalypso > hg > vband-misc

annotate pcmu2efr/stdefr-out.c @ 21:3eb407b08b4c

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pcmu2efr: confirm that we got 280 distinct outputs so far
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 12 May 2024 03:15:23 +0000
parents 528eef871e23
children
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1 /*
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2 * This program computes 160 possible EFR encoder outputs using standard EFR,
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3 * and writes the result out to a gsmx file.
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4 */
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5
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6 #include <stdio.h>
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7 #include <stdint.h>
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8 #include <stdlib.h>
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9
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10 extern uint8_t standard_efr[160][31];
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11
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12 main(argc, argv)
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13 char **argv;
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14 {
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15 FILE *outf;
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16
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17 if (argc != 2) {
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18 fprintf(stderr, "usage: %s gsmx-out-file\n", argv[0]);
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19 exit(1);
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20 }
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21 generate_linear_inputs();
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22 generate_std_efr();
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23 outf = fopen(argv[1], "w");
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24 if (!outf) {
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25 perror(argv[1]);
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26 exit(1);
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27 }
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28 fwrite(standard_efr, 31, 160, outf);
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29 fclose(outf);
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30 exit(0);
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31 }