FreeCalypso > hg > vband-misc
annotate pcmu2efr/stdefr-diff.c @ 32:baf74dff5368
dhf: generate hex forms of EFR DHF
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Mon, 13 May 2024 06:26:22 +0000 |
parents | 39b3c24256ae |
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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 then does a diff among them, seeking to verify that they are all |
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4 * distinct. |
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5 */ |
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6 |
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7 #include <stdio.h> |
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8 #include <stdint.h> |
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9 #include <stdlib.h> |
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10 #include <string.h> |
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11 #include <strings.h> |
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12 |
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13 extern uint8_t standard_efr[160][31]; |
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14 |
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15 main(argc, argv) |
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16 char **argv; |
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17 { |
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18 unsigned m, n; |
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19 |
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20 generate_linear_inputs(); |
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21 generate_std_efr(); |
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22 for (m = 0; m < 159; m++) { |
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23 for (n = m + 1; n < 160; n++) { |
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24 if (!memcmp(standard_efr[m], standard_efr[n], 31)) |
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25 printf("Bad: sequences #%u and #%u are equal\n", |
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26 m, n); |
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27 } |
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28 } |
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29 exit(0); |
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30 } |