public FlatSink(long maxValue)
{
clamp = new SegmentClamping()
{
MinValue = 0,
MaxValue = maxValue, //400 megapixels
Segments = new [] {
new SegmentPrecision {
Above = 0, Loss = 1
}
}
};
clamp.Validate();
}
public PixelCountSink()
{
clamp = new SegmentClamping()
{
MinValue = 0,
MaxValue = 1000000 * 400, //400 megapixels
Segments = new [] {
new SegmentPrecision {
Above = 0, Loss = 100000
}, // 0.1mp up to 8mp (80)
new SegmentPrecision {
Above = 8000000, Loss = 500000
}, // 0.5mp up to 40mp (64)
new SegmentPrecision {
Above = 40000000, Loss = 5000000
} //5mp (~100)
}
};
clamp.Sort();
clamp.Validate();
}
public ResolutionsSink()
{
clamp = new SegmentClamping()
{
MinValue = 0,
MaxValue = 16000,
Segments = new SegmentPrecision[]
{
new SegmentPrecision {
Above = 0, Loss = 8
},
new SegmentPrecision {
Above = 600, Loss = 16
},
new SegmentPrecision {
Above = 3200, Loss = 100
}
}
};
clamp.Sort();
clamp.Validate();
}
public long[] GetPercentiles(IEnumerable <float> percentiles, SegmentClamping clamp)
{
var set = GetAllValues(clamp);
return(percentiles.Select(p => set.GetPercentile(p)).ToArray());
}
public long GetPercentile(float percentile, SegmentClamping clamp)
{
return(GetAllValues(clamp).GetPercentile(percentile));
}
/// <summary>
/// Gets a sorted list of all values that have been recorded
/// (and, of course, some that haven't, due to hash collisions)
/// values recorded multiple times will appear multiple times;
/// </summary>
/// <param name="clamp"></param>
/// <returns></returns>
public long[] GetAllValues(SegmentClamping clamp)
{
return(clamp.PossibleValues()
.SelectMany(v => Enumerable.Repeat(v, (int)Estimate((uint)v)))
.OrderBy(n => n).ToArray());
}