/*
 * This program reads an EFR *.cod file in ETSI test sequence format
 * (output from either ETSI's official coder program or our gsmefr-etsi-enc)
 * and converts it into human-readable format, similar to what one would get
 * from our gsmrec-dump utility.
 */

#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include "../libgsmefr/gsm_efr.h"
#include "etsi.h"

main(argc, argv)
	char **argv;
{
	FILE *inf;
	unsigned frame_no;
	uint8_t input_bits[ETSI_ENC_NWORDS], frame[EFR_RTP_FRAME_LEN];
	int16_t params[EFR_NUM_PARAMS];
	int rc, i, j, n;

	if (argc != 2) {
		fprintf(stderr, "usage: %s file.cod\n", argv[0]);
		exit(1);
	}
	inf = fopen(argv[1], "r");
	if (!inf) {
		perror(argv[1]);
		exit(1);
	}
	for (frame_no = 0; ; frame_no++) {
		rc = read_etsi_bits(inf, 0, input_bits, ETSI_ENC_NWORDS,
				    argv[1]);
		if (!rc)
			break;
		bits2frame(input_bits, frame, argv[1], frame_no);
		printf("#%u: VAD=%u SP=%u SID=%d LPC", frame_no,
			input_bits[244], input_bits[245],
			EFR_sid_classify(frame));
		EFR_frame2params(frame, params);
		n = 0;
		for (i = 0; i < 5; i++)
			printf(" %d", params[n++]);
		putchar('\n');
		for (i = 0; i < 4; i++) {
			putchar(' ');
			for (j = 0; j < 13; j++)
				printf(" %d", params[n++]);
			putchar('\n');
		}
	}
}