view pcmu2efr/stdefr-diff.c @ 18:6bcb8e4ea669

add top README
author Mychaela Falconia <falcon@freecalypso.org>
date Wed, 17 Apr 2024 00:03:31 +0000
parents 39b3c24256ae
children
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/*
 * This program computes 160 possible EFR encoder outputs using standard EFR,
 * and then does a diff among them, seeking to verify that they are all
 * distinct.
 */

#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>

extern uint8_t standard_efr[160][31];

main(argc, argv)
	char **argv;
{
	unsigned m, n;

	generate_linear_inputs();
	generate_std_efr();
	for (m = 0; m < 159; m++) {
		for (n = m + 1; n < 160; n++) {
			if (!memcmp(standard_efr[m], standard_efr[n], 31))
				printf("Bad: sequences #%u and #%u are equal\n",
					m, n);
		}
	}
	exit(0);
}