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/*********************************************************************************/
/*
*/
/* XBOX OpenXDK ScreenCatpure
*/
/*
*/
/* File: screencapture.c
*/
/*
*/
/* Author: wishi@xfactordev.net
*/
/* Date:
23-02-04 */
/* URL: www.xfactordev.net
*/
/*
*/
/*********************************************************************************/
/*
*/
/* Platform: XBOX - OpenXDK
*/
/*
*/
/*********************************************************************************/
// tga header structure.
#pragma
pack(1)
typedef
struct _tgaheader
{
uint08 idlength; // Misc header
uint08 colourmap;
uint08 imagetype;
uint16 colourmap_origin; // Colour map spec
uint16 colourmap_length;
uint08 colourmap_type;
uint16 xorigin; // Image spec
uint16 yorigin;
uint16 width;
uint16 height;
uint08 pixelsize;
uint08 descriptor;
}
TGAHeader, *PTGAHeader;
#pragma
pack()
void
ScreenCapture(char *path)
{
TGAHeader Header = {0,0,2, 0,0,32, 0,480,640,480,32,0x00000008};
HANDLE TGAoutput = CreateFile(path, GENERIC_WRITE, 0, 0, CREATE_ALWAYS, 0,
0);
WriteFile(TGAoutput, &Header, sizeof(Header),
0, 0);
ScreenInfo ScrStruct = vga_get_screen_info();
uint32* pScr = (uint32*)ScrStruct.ScreenAddress;
uint32 *FileBuffer = (uint32*)malloc(640*480*4);
uint32 i, j;
for (i=0; i<480; i++)
{
for (j=0; j<640; j++)
{
FileBuffer[j+((479-i)*640)] = *pScr;
pScr++;
}// End inner loop
}//
End outer loop
WriteFile(TGAoutput, FileBuffer, 640*480*4, 0, 0);
CloseHandle(TGAoutput);
free(FileBuffer);
}//
End ScreenCapture(..)
/*********************************************************************************/
/*
*/
/* Program Entry
Point */
/*
*/
/*********************************************************************************/
/*
*/
/* Few lines of code to test our code, launch different apps
etc. */
/*
*/
/*********************************************************************************/
void
main()
{
Bitmap *screen;
unsigned int
*p;
int x, y, xx=0;
//let's init the screen
vga_init_mode(MODE_320x240x32);
vga_vsync(); // Wait
for Vertical Blank
vga_flip(); //
Flip
vga_clear(); // Clear Screen
// So where's the screen? who knows if we're page
flipping?
screen = get_screen_bitmap();
// Nice pattern on the screen
p =
screen->data;
for (y=0; y<screen->h; y++)
{
for (x=0; x<screen->w; x++)
{
*p++ = ((x+xx)^y)&0xFF; //yay
a XOR pattern!!! :D
}
}
xx++;
// Save our data that we've rendered to the
screen, before
// we try and save it to file
vga_vsync(); // Wait
for Vertical Blank
vga_flip(); //
Flip
ScreenCapture("D:\\screengrab.tga");
}//
End main
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