awriteshort.c

WinCE平台上的语音识别程序

/* -*- c-basic-offset: 4; indent-tabs-mode: nil -*- */
/* ====================================================================
 * Copyright (c) 1999-2001 Carnegie Mellon University.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer. 
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * This work was supported in part by funding from the Defense Advanced 
 * Research Projects Agency and the National Science Foundation of the 
 * United States of America, and the CMU Sphinx Speech Consortium.
 *
 * THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND 
 * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY
 * NOR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
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 * ====================================================================
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 */
/*
	30 May 1989 David R. Fulmer (drf) updated to do byte order
		conversions when necessary.
 */

#include <stdio.h>
#include <stdlib.h>

#include "byteorder.h"

int
awriteshort(char const *file, short *data, int length)
{
	FILE *fd;
    int offset;

    if ((fd = fopen(file, "wb")) == NULL) {
        fprintf(stderr, "awriteshort: %s: can't create\n", file);
        return -1;
    }

    SWAP_BE_32(&length);
    if (fwrite((char *) &length, 4, 1, fd) != 1) {
        fprintf(stderr, "awriteshort: %s: can't write length\n", file);
        fclose(fd);
        return -1;
    }
    SWAP_BE_32(&length);

    /* FIXME: gack.  shouldn't modify data! */
    for (offset = 0; offset < length; offset++)
        SWAP_BE_16(data + offset);
    if (fwrite((char *) data, sizeof(short), length, fd) != length) {
        fprintf(stderr, "awriteshort: %s: can't write data\n", file);
        fclose(fd);
        return (-1);
    }
    for (offset = 0; offset < length; offset++)
        SWAP_BE_16(data + offset);

    printf("Wrote %d shorts in %s.\n", length, file);
    fclose(fd);
    return length;
}