C++博客-Upperhttp://www.cppblog.com/upper/zh-cnTue, 09 Jun 2026 17:39:12 GMTTue, 09 Jun 2026 17:39:12 GMT60JPG转化为CHAR数组http://www.cppblog.com/upper/archive/2012/02/24/166429.html@John@JohnFri, 24 Feb 2012 07:15:00 GMThttp://www.cppblog.com/upper/archive/2012/02/24/166429.htmlhttp://www.cppblog.com/upper/comments/166429.htmlhttp://www.cppblog.com/upper/archive/2012/02/24/166429.html#Feedback0http://www.cppblog.com/upper/comments/commentRss/166429.htmlhttp://www.cppblog.com/upper/services/trackbacks/166429.htmlBOOL JPG2Bin(CString photoPath)
{
    char szStr[256] = {0};
    wcstombs(szStr, photoPath, 256);
    const char *strPath = szStr;
    if(!strPath)
    {
        return FALSE;
    }

    FILE *fp = fopen(strPath, "r+");
    if(!fp)
    {
        return FALSE;
    }

    fseek(fp, 0L, SEEK_END);
    int iFileSize = ftell(fp) * sizeof(char);
    char *strTemp = new char[iFileSize + 1];

    fseek(fp, 0L, SEEK_SET);
    const int BLOCK = 512;
    char fbuf[BLOCK]={0};
    char *p = strTemp;

    int re = 0;
    int index = 0;
    do
    {
        //p += index;
        re = fread(p + index,sizeof(char),BLOCK,fp);
        index += re;
    } while (re > 0);
    *(p + index) = '\0';

    if (fp)
        fclose(fp);
    return TRUE;
}
//要注意strTemp的释放

@John 2012-02-24 15:15 发表评论
]]>