FreeCalypso > hg > gsm-codec-lib
annotate dev/mk-256bytes.c @ 455:287063b9cf43
CHANGES: document the build process change
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 10 May 2024 06:22:42 +0000 |
parents | bbdefd2ef950 |
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rev | line source |
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bbdefd2ef950
dev: new program mk-256bytes
Mychaela Falconia <falcon@freecalypso.org>
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1 /* |
bbdefd2ef950
dev: new program mk-256bytes
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2 * This program generates a binary file of 256 bytes, containing every |
bbdefd2ef950
dev: new program mk-256bytes
Mychaela Falconia <falcon@freecalypso.org>
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3 * possible octet value in linearly increasing order. The purpose of this |
bbdefd2ef950
dev: new program mk-256bytes
Mychaela Falconia <falcon@freecalypso.org>
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4 * datum is testing of A-linear-A and mu-linear-mu PCM conversions: we need |
bbdefd2ef950
dev: new program mk-256bytes
Mychaela Falconia <falcon@freecalypso.org>
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5 * to ensure that each of those sequences is an identity transform for all |
bbdefd2ef950
dev: new program mk-256bytes
Mychaela Falconia <falcon@freecalypso.org>
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6 * possible PCM octet values. |
bbdefd2ef950
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Mychaela Falconia <falcon@freecalypso.org>
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7 */ |
bbdefd2ef950
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Mychaela Falconia <falcon@freecalypso.org>
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8 |
bbdefd2ef950
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Mychaela Falconia <falcon@freecalypso.org>
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9 #include <stdio.h> |
bbdefd2ef950
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Mychaela Falconia <falcon@freecalypso.org>
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10 #include <stdlib.h> |
bbdefd2ef950
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Mychaela Falconia <falcon@freecalypso.org>
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11 |
bbdefd2ef950
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Mychaela Falconia <falcon@freecalypso.org>
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12 main(argc, argv) |
bbdefd2ef950
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Mychaela Falconia <falcon@freecalypso.org>
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13 char **argv; |
bbdefd2ef950
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14 { |
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15 FILE *outf; |
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16 unsigned val; |
bbdefd2ef950
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Mychaela Falconia <falcon@freecalypso.org>
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17 |
bbdefd2ef950
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Mychaela Falconia <falcon@freecalypso.org>
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18 if (argc != 2) { |
bbdefd2ef950
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Mychaela Falconia <falcon@freecalypso.org>
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19 fprintf(stderr, "usage: %s output-bin-file\n", argv[0]); |
bbdefd2ef950
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20 exit(1); |
bbdefd2ef950
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Mychaela Falconia <falcon@freecalypso.org>
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21 } |
bbdefd2ef950
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22 outf = fopen(argv[1], "w"); |
bbdefd2ef950
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23 if (!outf) { |
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24 perror(argv[1]); |
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25 exit(1); |
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Mychaela Falconia <falcon@freecalypso.org>
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26 } |
bbdefd2ef950
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27 for (val = 0; val < 256; val++) |
bbdefd2ef950
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28 putc(val, outf); |
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29 fclose(outf); |
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30 exit(0); |
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31 } |