大神来帮我看看，显示不出来啊

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楼主

3月的尾巴|

楼主 | 2019-11-20 11:22 | 只看该作者回帖奖励

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buffer, AC, unsigned, GUI, rc

void Lcd_show_bmp(unsigned short int x, unsigned short int y,unsigned char *pic_name)
{
      int i, j, k;

  GUI_HMEM hMem;
  char *_acBuffer2;
      BYTE jj[3000];

      unsigned int read_num;
      unsigned char tmp_name[20];
      sprintf((char*)tmp_name,&quot;0:%s&quot;,pic_name);

//       hMem = GUI_ALLOC_AllocZero(1024*1024);
//  _acBuffer2 = GUI_ALLOC_h2p(hMem);
      _acBuffer2 = (char *)(0x68000000);
      f_mount(0, &bmpfs[0]);

      bmpres = f_open( &bmpfsrc , (char *)tmp_name, FA_OPEN_EXISTING | FA_READ);
/*-------------------------------------------------------------------------------------------------------*/

      f_read(&bmpfsrc, _acBuffer2 ,bmpfsrc.fsize,&read_num);
      //for(i=0;i<100;i++)
      //printf(&quot;%c&quot;,*(_acBuffer2+i));
      GUI_BMP_Draw(_acBuffer2,0,0);

      f_close(&bmpfsrc);
}
打印前100个字节这样子，是对的

使用特权