コード:

#include "DxLib.h"


int WINAPI WinMain(HINSTANCE, HINSTANCE, LPSTR, int)
{
	ChangeWindowMode(TRUE), DxLib_Init(), SetDrawScreen(DX_SCREEN_BACK);
	SetWindowSizeChangeEnableFlag(TRUE);

	PlayMovie("test.ogv", 1, DX_MOVIEPLAYTYPE_BCANCEL);

	DxLib_End();
	return 0;
}