#include <windows.h>
#include <stdio.h>

#include <atlbase.h>

#include <DShow.h>

#include <INITGUID.H>
DEFINE_GUID(CLSID_FilterGraph,
0xe436ebb3, 0x524f, 0x11ce, 0x9f, 0x53, 0x00, 0x20, 0xaf, 0x0b, 0xa7, 0x70);

void chk_(HRESULT hr, const char* str)
{
if (hr<0)
  {
   printf("Error %08X in %s\n",hr,str);
   exit(1);
  }
}

#define HR(v) chk_(v,#v)
#define mERROR(msg) chk_(-1,msg)

void run(char* nm)
{
USES_CONVERSION;

CComPtr<IGraphBuilder> graph_builder;
HR(CoCreateInstance(CLSID_FilterGraph, NULL, CLSCTX_INPROC_SERVER,
                         __uuidof(IGraphBuilder), (void **)&graph_builder));
HR(graph_builder->RenderFile(A2W(nm),NULL));

CComQIPtr<IMediaControl> graph_ctrl(graph_builder);
if (!graph_ctrl) mERROR("Can't get IMediaControl interface from Graph");
HR(graph_ctrl->Run());

getchar();
}

int main(int argc, char** argv)
{
if (argc<1) mERROR("Expected file name");
CoInitialize(0);
run(argv[1]);
CoUninitialize();
return 0;
}

   CComQIPtr<IVideoWindow> graph_vw(graph_builder);  
   if (!graph_vw) mERROR("Can't get IVideoWindow interface to switch to FullScreen");
  
   HR(graph_vw->HideCursor(OATRUE));
  
   HR(graph_vw->put_Owner((OAHWND)top_window));
   HR(graph_vw->put_WindowStyle(WS_CHILD | WS_CLIPSIBLINGS));
   RECT grc;
   GetClientRect(top_window, &grc);
   HR(graph_vw->SetWindowPosition(0, 0, grc.right, grc.bottom));