C / C++ / MFC

Wheatbread wrote:

Why does mainDLL return the handle of app.exe when I call GetModuleHandle(NULL) instead of the handle for mainDLL?

MEMORY_BASIC_INFORMATION stMemoryInfo; <br />
            static int nAddress;            <br />
            // Get the information about the virtual address space of the calling process<br />
            if( !VirtualQuery( &nAddress, &stMemoryInfo, sizeof( stMemoryInfo ))<br />
                                                                        != 0 )<br />
            {            <br />
                return false; <br />
            }<br />
	    HMODULE hModule = (HMODULE)stMemoryInfo.AllocationBase;

savitri wrote:

Hex_Dec(val$, ByVal start As Byte) As Byte

savitri wrote:

we use this to convert hex number but i am not getting how to declare that function why that $ is used..

char sTmp[10] = {0};
char val = 0xAB; // hex value, ABh
sprintf(sTmp, "%X", val);

savitri wrote:

but i am not getting how to declare that function why that $ is used..

savitri wrote:

Hex_Dec(val$, ByVal start As Byte) As Byte, how shall i declare the same fuction in VC++.

li zhiyuan wrote:

ucImgdata=(0.3*ucImgdata[iX+2] + 0.59*ucImgdata[iX+1] + 0.11*ucImgdata[iX]);

error C2440: '=' : cannot convert from 'double' to 'unsigned char *'

Rajkumar R wrote:

but i think the current available code is not written yourself. you need to be familiar with basic array, pointer concepts.

Maxwell Chen wrote:

People here keep telling him this, but he just doesn't listen ...

ThatsAlok wrote:

but could we try to find why yuo he don't want to listen.. any language problem, since by name he seems to no english speaking country!

for(int y = y_start; y < y_end; y++)<br />
for(int x = x_start; x < x_end; x++)<br />
{<br />
  pImageGray[x+y*width] = pImageRGB[x*3 + y*width*3 + 0]*0.112 + pImageRGB[x*3 + y*width*3 + 1]*0.59 + pImageRGB[x*3 + y*width*3 + 2]*0.33;<br />
<br />
}

li zhiyuan wrote:

error C2440: '=' : cannot convert from 'double' to 'unsigned char *'