public void InteropBitmapMemoryDiagnostic()
{
List <double> memoryList = new List <double>();
memoryList.Add(Process.GetCurrentProcess().WorkingSet64);
IpcImageFileMapped ipcImage = IpcImageFileMapped.LoadFromFile(ImageUris.LargeBmp);
GC.Collect(GC.MaxGeneration, GCCollectionMode.Forced, true);
GC.WaitForPendingFinalizers();
GC.Collect(GC.MaxGeneration, GCCollectionMode.Forced, true);
memoryList.Add(Process.GetCurrentProcess().WorkingSet64);
var pixelArray = new UInt32[2048 * 2048];
memoryList.Add(Process.GetCurrentProcess().WorkingSet64);
var random = new Random();
for (uint i = 0; i < pixelArray.Length; i++)
{
pixelArray[i] = (uint)random.Next(Int32.MaxValue);
}
memoryList.Add(Process.GetCurrentProcess().WorkingSet64);
var bitmap = ipcImage.GetInteropBitmap();
memoryList.Add(Process.GetCurrentProcess().WorkingSet64);
bitmap.CopyPixels(new Int32Rect(0, 0, 2048, 2048), pixelArray, ipcImage.Stride, 0);
memoryList.Add(Process.GetCurrentProcess().WorkingSet64);
bitmap.Invalidate();
memoryList.Add(Process.GetCurrentProcess().WorkingSet64);
GC.Collect(GC.MaxGeneration, GCCollectionMode.Forced, true);
GC.WaitForPendingFinalizers();
GC.Collect(GC.MaxGeneration, GCCollectionMode.Forced, true);
for (var i = 0; i < 10; i++)
{
bitmap.Invalidate();
bitmap.CopyPixels(new Int32Rect(0, 0, 2048, 2048), pixelArray, ipcImage.Stride, 0);
memoryList.Add(Process.GetCurrentProcess().WorkingSet64);
}
Console.WriteLine("Initial: " + memoryList[0]);
Console.WriteLine("Ipc Image: " + memoryList[1] + " : " + (memoryList[1] - memoryList[0]));
Console.WriteLine("Array Init: " + memoryList[2] + " : " + (memoryList[2] - memoryList[1]));
Console.WriteLine("ArrayFill: " + memoryList[3] + " : " + (memoryList[3] - memoryList[2]));
Console.WriteLine("Bitmap: " + memoryList[4] + " : " + (memoryList[4] - memoryList[3]));
Console.WriteLine("Copy: " + memoryList[5] + " : " + (memoryList[5] - memoryList[4]));
Console.WriteLine("Invalidate: " + memoryList[6] + " : " + (memoryList[6] - memoryList[5]));
Console.WriteLine("Loop: ");
for (var i = 7; i < memoryList.Count; i++)
{
Console.WriteLine(memoryList[i] + " : " + (memoryList[i] - memoryList[i - 1]));
}
}
public void InteropBitmapTest()
{
IpcImageFileMapped ipcImage = IpcImageFileMapped.LoadFromFile(ImageUris.Bgr32);
var bitmap = ipcImage.GetInteropBitmap();
var pixelArray = new UInt32[50];
bitmap.CopyPixels(new Int32Rect(0, 0, 5, 10), pixelArray, ipcImage.Stride, 0);
for (var i = 0; i < 50; i++)
{
var value = pixelArray[i];
if (i >= 0 && i < 5)
{
Assert.AreEqual(0xFF000000, value); //row 0
}
if (i >= 5 && i < 10)
{
Assert.AreEqual(0xFFFFFFFF, value); //row 1
}
if (i >= 20 && i < 25)
{
Assert.AreEqual(0xFF01017F, value); // row 4
}
if (i >= 30 && i < 35)
{
Assert.AreEqual(0xFF017F01, value); // row 6
}
if (i >= 40 && i < 45)
{
Assert.AreEqual(0xFF7F0101, value); // row 8
}
if (i % 5 == 0)
{
Console.WriteLine("\n");
}
Console.Write(value.ToString("X") + "-");
}
}