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

#define LenP 160

int _tmain(int argc, _TCHAR* argv[])
{
    long fSize = 0;
    short * buffer;
    short tmp[LenP];
    size_t result;
    int cnt =1;

    FILE *pFile = fopen("test.pcm","rb");
    FILE *poutput  = fopen("result.pcm","wb");

    if(pFile == NULL)
    {
        printf("not found file\n");
        return 0;
    }


    while(cnt=fread(tmp, sizeof(short), LenP, pFile))
    {
        for(int i=0; i<LenP; i++)
        {
            tmp[i] = tmp[i] * 2;
        }
        fwrite(tmp, sizeof(short), LenP, poutput);
    }

    fclose(pFile);
    fclose(poutput);

    return 0;
}

[ 本帖最后由 qingfu33 于 2012-2-7 19:47 编辑 ]

问题应该不难，寻高手指教。。。