private static void RunBenchmarkSwitcher(LoadResizeSaveParallelMemoryStress lrs, out Stopwatch timer)
{
Console.WriteLine(@"Choose a library for image resizing stress test:
1. System.Drawing
2. ImageSharp
3. MagicScaler
4. SkiaSharp
5. SkiaSharp - Decode to target size
6. NetVips
7. ImageMagick
");
ConsoleKey key = Console.ReadKey().Key;
if (key < ConsoleKey.D1 || key > ConsoleKey.D6)
{
Console.WriteLine("Unrecognized command.");
Environment.Exit(-1);
}
timer = Stopwatch.StartNew();
switch (key)
{
case ConsoleKey.D1:
lrs.SystemDrawingBenchmarkParallel();
break;
case ConsoleKey.D2:
lrs.ImageSharpBenchmarkParallel();
break;
case ConsoleKey.D3:
lrs.MagicScalerBenchmarkParallel();
break;
case ConsoleKey.D4:
lrs.SkiaBitmapBenchmarkParallel();
break;
case ConsoleKey.D5:
lrs.SkiaBitmapDecodeToTargetSizeBenchmarkParallel();
break;
case ConsoleKey.D6:
lrs.NetVipsBenchmarkParallel();
break;
case ConsoleKey.D7:
lrs.MagickBenchmarkParallel();
break;
}
timer.Stop();
}
/// <summary>
/// The main entry point. Useful for executing benchmarks and performance unit tests manually,
/// when the IDE test runners lack some of the functionality. Eg.: it's not possible to run JetBrains memory profiler for unit tests.
/// </summary>
/// <param name="args">
/// The arguments to pass to the program.
/// </param>
public static void Main(string[] args)
{
LoadResizeSaveParallelMemoryStress.Run();
// RunJpegEncoderProfilingTests();
// RunJpegColorProfilingTests();
// RunDecodeJpegProfilingTests();
// RunToVector4ProfilingTest();
// RunResizeProfilingTest();
// Console.ReadLine();
}
/// <summary>
/// The main entry point. Useful for executing benchmarks and performance unit tests manually,
/// when the IDE test runners lack some of the functionality. Eg.: it's not possible to run JetBrains memory profiler for unit tests.
/// </summary>
/// <param name="args">
/// The arguments to pass to the program.
/// </param>
public static void Main(string[] args)
{
try
{
LoadResizeSaveParallelMemoryStress.Run(args);
}
catch (Exception ex)
{
Console.WriteLine(ex);
}
// RunJpegEncoderProfilingTests();
// RunJpegColorProfilingTests();
// RunDecodeJpegProfilingTests();
// RunToVector4ProfilingTest();
// RunResizeProfilingTest();
// Console.ReadLine();
}
public static void Run()
{
Console.WriteLine(@"Choose a library for image resizing stress test:
1. System.Drawing
2. ImageSharp
3. MagicScaler
4. SkiaSharp
5. NetVips
6. ImageMagick
");
ConsoleKey key = Console.ReadKey().Key;
if (key < ConsoleKey.D1 || key > ConsoleKey.D6)
{
Console.WriteLine("Unrecognized command.");
return;
}
try
{
var lrs = new LoadResizeSaveParallelMemoryStress();
Console.WriteLine($"\nEnvironment.ProcessorCount={Environment.ProcessorCount}");
Console.WriteLine($"Running with MaxDegreeOfParallelism={lrs.benchmarks.MaxDegreeOfParallelism} ...");
var timer = Stopwatch.StartNew();
switch (key)
{
case ConsoleKey.D1:
lrs.SystemDrawingBenchmarkParallel();
break;
case ConsoleKey.D2:
lrs.ImageSharpBenchmarkParallel();
break;
case ConsoleKey.D3:
lrs.MagicScalerBenchmarkParallel();
break;
case ConsoleKey.D4:
lrs.SkiaBitmapBenchmarkParallel();
break;
case ConsoleKey.D5:
lrs.NetVipsBenchmarkParallel();
break;
case ConsoleKey.D6:
lrs.MagickBenchmarkParallel();
break;
}
timer.Stop();
var stats = new Stats(timer, lrs.TotalProcessedMegapixels);
Console.WriteLine("Done. TotalProcessedMegapixels: " + lrs.TotalProcessedMegapixels);
Console.WriteLine(stats.GetMarkdown());
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
}
}
public static void Run(string[] args)
{
Console.WriteLine($"Running: {typeof(LoadResizeSaveParallelMemoryStress).Assembly.Location}");
Console.WriteLine($"64 bit: {Environment.Is64BitProcess}");
CommandLineOptions options = args.Length > 0 ? CommandLineOptions.Parse(args) : null;
var lrs = new LoadResizeSaveParallelMemoryStress();
if (options != null)
{
lrs.Benchmarks.MaxDegreeOfParallelism = options.MaxDegreeOfParallelism;
}
Console.WriteLine($"\nEnvironment.ProcessorCount={Environment.ProcessorCount}");
Stopwatch timer;
if (options == null || !options.ImageSharp)
{
RunBenchmarkSwitcher(lrs, out timer);
}
else
{
Console.WriteLine("Running ImageSharp with options:");
Console.WriteLine(options.ToString());
if (!options.KeepDefaultAllocator)
{
Configuration.Default.MemoryAllocator = options.CreateMemoryAllocator();
}
lrs.leakFrequency = options.LeakFrequency;
lrs.gcFrequency = options.GcFrequency;
timer = Stopwatch.StartNew();
try
{
for (int i = 0; i < options.RepeatCount; i++)
{
lrs.ImageSharpBenchmarkParallel();
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
timer.Stop();
if (options.ReleaseRetainedResourcesAtEnd)
{
Configuration.Default.MemoryAllocator.ReleaseRetainedResources();
}
int finalGcCount = -Math.Min(0, options.GcFrequency);
if (finalGcCount > 0)
{
Console.WriteLine($"TotalOutstandingHandles: {UnmanagedMemoryHandle.TotalOutstandingHandles}");
Console.WriteLine($"GC x {finalGcCount}, with 3 seconds wait.");
for (int i = 0; i < finalGcCount; i++)
{
Thread.Sleep(3000);
GC.Collect();
GC.WaitForPendingFinalizers();
}
}
}
var stats = new Stats(timer, lrs.Benchmarks.TotalProcessedMegapixels);
Console.WriteLine($"Total Megapixels: {stats.TotalMegapixels}, TotalOomRetries: {UnmanagedMemoryHandle.TotalOomRetries}, TotalOutstandingHandles: {UnmanagedMemoryHandle.TotalOutstandingHandles}, Total Gen2 GC count: {GC.CollectionCount(2)}");
Console.WriteLine(stats.GetMarkdown());
if (options?.FileOutput != null)
{
PrintFileOutput(options.FileOutput, stats);
}
if (options != null && options.PauseAtEnd)
{
Console.WriteLine("Press ENTER");
Console.ReadLine();
}
}