public static async Task RunBenchmark(int deltaN, int max)
{
int currentSize = deltaN;
var encoder = new ConvolutionalEncoder();
var decoder = new ConvolutionalDecoder();
var noisyChannel = new NoisyChannel(0.01);
while (currentSize <= max)
{
var bmp = new Bitmap(currentSize, currentSize);
var bytes = BitmapHelper.GetColorBytes(bmp);
var watch = System.Diagnostics.Stopwatch.StartNew();
var resultWithEncoding = await MessageController.SendBytes(
bytes,
noisyChannel,
encoder,
decoder);
watch.Stop();
Console.WriteLine($"{currentSize},{watch.Elapsed}");
currentSize += deltaN;
}
}
private void AssertBits(IEnumerable <Bit> bitsToEncode, IEnumerable <Bit> expectedValues)
{
var bitsArray = bitsToEncode.ToArray();
var bitStream = new BitStream(bitsArray);
var encoder = new ConvolutionalEncoder();
var result = encoder.Encode(bitStream);
var expectedStream = new BitStream(expectedValues.ToArray());
// Resulting stream should always be 2 * n + 12 length
Assert.True(((BitStream)result).Length == 2 * bitsArray.Length + 12);
Assert.True(expectedStream == (BitStream)result);
}
public static async Task RunBenchmark(double errorDelta, double expectedErrorCorrectionRate)
{
var bmp = new Bitmap(100, 100);
var bytes = BitmapHelper.GetColorBytes(bmp);
double averageErrorCorrectionPercentage = 100;
double currentErrorChance = 0;
var encoder = new ConvolutionalEncoder();
var decoder = new ConvolutionalDecoder();
do
{
var noisyChannel = new NoisyChannel(currentErrorChance);
double sum = 0;
for (int i = 0; i < 10; i++)
{
var resultWithoutEncoding = await MessageController.SendBytes(
bytes, noisyChannel
);
var resultWithEncoding = await MessageController.SendBytes(
bytes,
new NoisyChannel(currentErrorChance),
encoder,
decoder);
var Percentage =
MathHelper.CalculatePercentageWithPrecision(
resultWithEncoding.Errors,
resultWithoutEncoding.Errors,
2);
sum += Percentage;
}
averageErrorCorrectionPercentage = sum / 10;
Console.WriteLine($"{currentErrorChance},{averageErrorCorrectionPercentage:F2}");
currentErrorChance += errorDelta;
} while(averageErrorCorrectionPercentage >= expectedErrorCorrectionRate);
}
