public static double getLabb(Color c, LabMode m)
{
if (m == LabMode.CIE)
{
return(new LColor(c).CIELab_b);
}
return(new LColor(c).PhotoShopLab_b);
}
public double getb(LabMode m)
{
if (m == LabMode.Photoshop)
{
return(PhotoShopLab_b);
}
return(CIELab_b);
}
private void setParams(int cntBlock, int cntTrial, int cntRepetition, int cntS1Pos, int cntS2Pos,
int cntPosture, int cntAngle, int cntOrientation)
{
totalBlockCount = cntBlock;
totalTrialCount = cntTrial;
labMode = LabMode.Full;
repetitionCount = cntRepetition;
s1PositionCount = cntS1Pos;
s2PositionCount = cntS2Pos;
postureCount = cntPosture;
angleCount = cntAngle;
orientationCount = cntOrientation;
}
public void setTotalTrialCount(bool isFullMode)
{
switch (labName)
{
case LabScene.Lab0_tap_5_5:
labMode = isFullMode ? LabMode.Full : LabMode.Test;
totalTrialCount = isFullMode ? Lab0_tap_55.fullTrialCount : Lab0_tap_55.testTrialCount;
break;
case LabScene.Lab1_tap_33_33:
labMode = isFullMode ? LabMode.Full : LabMode.Test;
totalTrialCount = isFullMode ? Lab1_tap_99.fullTrialCount : Lab1_tap_99.testTrialCount;
break;
}
}
public void setColorByLab(double l, double a, double b, LabMode m)
{
if (l < 0)
{
l = 0;
}
if (l > 100)
{
l = 100;
}
if (a < -128)
{
a = -128;
}
if (a > 127)
{
a = 127;
}
if (b < -128)
{
b = -128;
}
if (b > 127)
{
b = 127;
}
if (m == LabMode.CIE)
{
CIELab_L = l;
CIELab_a = a;
CIELab_b = b;
CalculateCIELab2XYZ();
CalculateXYZ2RGB();
CalculateRGB2PhotoShopLab();
}
else
{
PhotoShopLab_L = l;
PhotoShopLab_a = a;
PhotoShopLab_b = b;
CalculatePhotoShopLab2XYZ();
CalculateXYZ2RGB();
CalculateXYZ2CIELab();
}
CalculateRGB2HSB();
CalculateRGB2HSL();
}
public double?getSNR(Dictionary <TimeSpan, WriteableBitmap> sl, LabMode CurrentLabMode)
{
SnapList = sl;
if (!CharkSnapList())
{
return(null);
}
double AllAve = 0; //总平均
double FrameAve = 0; //帧平均
Dictionary <TimeSpan, double> FrameAveList = new Dictionary <TimeSpan, double>();
long tp = 0;
List <double> PixAveList = new List <double>();//空间平均的列表
if (SignValue == null)
{
foreach (KeyValuePair <TimeSpan, WriteableBitmap> tb in sl)
{
tp = tp + tb.Value.PixelBuffer.Length;
for (int i = 0; i < tb.Value.PixelBuffer.Length; i++)
{
FrameAve = 0;
byte[] components = new byte[4];
components = BitConverter.GetBytes(tb.Value.PixelBuffer.ToArray()[i]);
double v = 0;
if (currentNoiseType == SignNoiseType.Gray)
{
v = .299 * components[2] + .587 * components[1] + .114 * components[0];
}
if (currentNoiseType == SignNoiseType.L)
{
v = ColorManager.getLabL(Color.FromArgb(255, components[2], components[1], components[0]), CurrentLabMode);
}
if (currentNoiseType == SignNoiseType.R)
{
v = components[2];
}
if (currentNoiseType == SignNoiseType.G)
{
v = components[1];
}
if (currentNoiseType == SignNoiseType.B)
{
v = components[0];
}
AllAve = AllAve + v;
FrameAve = FrameAve + v;
if (i >= PixAveList.Count)
{
PixAveList.Add(v);
}
else
{
PixAveList[i] = PixAveList[i] + v;
}
}
FrameAve = FrameAve / tb.Value.PixelBuffer.ToArray().Length;
FrameAveList.Add(tb.Key, FrameAve);
}
AllAve = AllAve / tp;//获取所有帧的平均值
}
else
{
foreach (KeyValuePair <TimeSpan, WriteableBitmap> tb in sl)
{
tp = tp + tb.Value.PixelBuffer.ToArray().Length;
for (int i = 0; i < tb.Value.PixelBuffer.ToArray().Length; i++)
{
if (i >= PixAveList.Count)
{
PixAveList.Add(SignValue.Value);
}
else
{
PixAveList[i] = PixAveList[i] + SignValue.Value;
}
}
FrameAve = SignValue.Value;
FrameAveList.Add(tb.Key, FrameAve);
}
AllAve = SignValue.Value;
}
double s1 = 0, s2 = 0;
foreach (KeyValuePair <TimeSpan, WriteableBitmap> tb in sl)
{
s1 = s1 + (FrameAveList[tb.Key] - AllAve) * (FrameAveList[tb.Key] - AllAve);
for (int i = 0; i < tb.Value.PixelBuffer.ToArray().Length; i++)
{
byte[] components = new byte[4];
components = BitConverter.GetBytes(tb.Value.PixelBuffer.ToArray()[i]);
double v = 0;
if (currentNoiseType == SignNoiseType.Gray)
{
v = .299 * components[2] + .587 * components[1] + .114 * components[0];
}
if (currentNoiseType == SignNoiseType.L)
{
v = ColorManager.getLabL(Color.FromArgb(255, components[2], components[1], components[0]), CurrentLabMode);
}
if (currentNoiseType == SignNoiseType.R)
{
v = components[2];
}
if (currentNoiseType == SignNoiseType.G)
{
v = components[1];
}
if (currentNoiseType == SignNoiseType.B)
{
v = components[0];
}
s2 = s2 + (PixAveList[i] / sl.Count - v) * (PixAveList[i] / sl.Count - v);
}
}
s1 = s1 / FrameAveList.Count;
s2 = s2 / FrameAveList.Count / PixAveList.Count;
return(20 * Math.Log10(AllAve / Math.Sqrt(s1 + s2)));
}
