Get color depth (bits) - System info - Tips & Tricks - Greatis Delphi Pages

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Get color depth (bits)

Use GetDeviceCaps function with BITSPIXEL parameter. This function returns number of adjacent color bits for each pixel.


procedure TForm1.Button1Click(Sender: TObject);
var
  TempDC: HDC;
  i: Integer;
begin
  TempDC:=GetDC(GetDesktopWindow);
  i:=GetDeviceCaps(TempDC, BITSPIXEL);
  Label1.Caption:='Color schema '+IntToStr(i)+' bits';
end;

Related topics: Get number of system colors
For more: Win32 programmer's reference
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