public override IEnumerable <DebugAllocationData> Run()
{
if (!isInitialized)
{
var input = StartupInput.GetDefault();
GdiplusStartup(out initToken, ref input, out var output);
AppDomain.CurrentDomain.ProcessExit += (sender, e) =>
{
GdiplusShutdown(new HandleRef(null, initToken));
};
isInitialized = true;
}
for (int i = 0; i < 10; i++)
{
long beforeAlloc = Environment.WorkingSet;
BitmapImage image = new BitmapImage(FilePath);
long afterAlloc = Environment.WorkingSet;
long afterDispose = Environment.WorkingSet;
yield return(new DebugAllocationData(beforeAlloc, afterAlloc, afterDispose));
}
}
static Gdip()
{
Debug.Assert(s_initToken == IntPtr.Zero, "GdiplusInitialization: Initialize should not be called more than once in the same domain!");
PlatformInitialize();
StartupInput input = StartupInput.GetDefault();
// GDI+ ref counts multiple calls to Startup in the same process, so calls from multiple
// domains are ok, just make sure to pair each w/GdiplusShutdown
int status = GdiplusStartup(out s_initToken, ref input, out StartupOutput output);
CheckStatus(status);
}
static Gdip()
{
Debug.Assert(s_initToken == IntPtr.Zero, "GdiplusInitialization: Initialize should not be called more than once in the same domain!");
Debug.WriteLineIf(s_gdiPlusInitialization.TraceVerbose, "Initialize GDI+ [" + AppDomain.CurrentDomain.FriendlyName + "]");
Debug.Indent();
PlatformInitialize();
StartupInput input = StartupInput.GetDefault();
// GDI+ ref counts multiple calls to Startup in the same process, so calls from multiple
// domains are ok, just make sure to pair each w/GdiplusShutdown
int status = GdiplusStartup(out s_initToken, ref input, out StartupOutput output);
CheckStatus(status);
Debug.Unindent();
}
private static void Initialize()
{
var input = StartupInput.GetDefault();
var status = GdiplusStartup(out InitToken, ref input, out _);
if (status != Ok)
{
throw StatusException(status);
}
var currentDomain = AppDomain.CurrentDomain;
currentDomain.ProcessExit += OnProcessExit;
if (!currentDomain.IsDefaultAppDomain())
{
currentDomain.DomainUnload += OnProcessExit;
}
}