/// <summary>
/// 拉伸
/// </summary>
/// <param name="data">图像</param>
/// <param name="band">波段：1~n</param>
public Stretch(byte[,,] data, int band)
{
_posibilities = new double[256];
_bandData = new byte[data.GetLength(1), data.GetLength(2)];
for (int i = 0; i < data.GetLength(1); i++)
{
for (int j = 0; j < data.GetLength(2); j++)
{
_bandData[i, j] = data[band, i, j];
}
}
HistoData hd = new HistoData(_bandData);
// 累计直方图255处为总像素数
long totalPixel = hd.GetAccHistogramData()[255];
for (int i = 0; i < _posibilities.Length; i++)
{
// 乘100化为百分比的值
_posibilities[i] = (100.0) * (hd.GetAccHistogramData()[i]) / (totalPixel * 1.0);
}
StretchImg();
}
/// <summary>
/// 拉伸
/// </summary>
/// <param name="data">图像</param>
/// <param name="band">波段：1~n</param>
public Stretch(byte[,,] data, int band)
{
_posibilities = new double[256];
_bandData = new byte[data.GetLength(1), data.GetLength(2)];
for (int i = 0; i < data.GetLength(1); i++)
{
for (int j = 0; j < data.GetLength(2); j++)
{
_bandData[i, j] = data[band, i, j];
}
}
HistoData hd = new HistoData(_bandData);
// 累计直方图255处为总像素数
long totalPixel = hd.GetAccHistogramData()[255];
for (int i = 0; i < _posibilities.Length; i++)
{
// 乘100化为百分比的值
_posibilities[i] = (100.0) * (hd.GetAccHistogramData()[i]) / (totalPixel * 1.0);
}
StretchImg();
}
private void PrepStretch()
{
_posibilities = new double[256];
HistoData hd = new HistoData(_bandData);
// 累计直方图255处为总像素数
long totalPixel = hd.GetAccHistogramData()[255];
for (int i = 0; i < _posibilities.Length; i++)
{
// 乘100化为百分比的值
_posibilities[i] = (100.0) * (hd.GetAccHistogramData()[i]) / (totalPixel * 1.0);
}
StretchImg();
}
private void PrepStretch()
{
_posibilities = new double[256];
HistoData hd = new HistoData(_bandData);
// 累计直方图255处为总像素数
long totalPixel = hd.GetAccHistogramData()[255];
for (int i = 0; i < _posibilities.Length; i++)
{
// 乘100化为百分比的值
_posibilities[i] = (100.0)*(hd.GetAccHistogramData()[i])/(totalPixel*1.0);
}
StretchImg();
}
/// <summary>
/// 按照波段号画图
/// </summary>
/// <param name="band">波段号</param>
private void DrawByBand(int band)
{
chart1.Series.Clear();
chart1.Titles.Clear();
HistoData histo = new HistoData(_image, band);
if (_type == 1)
{
chart1.ChartAreas[0].AxisY.Maximum = histo.GetHistogramData().Max() + 1000;
MadeChart(chart1, band, histo.GetHistogramData());
}
else
{
chart1.ChartAreas[0].AxisY.Maximum = histo.GetAccHistogramData().Max() + 1000;
MadeChart(chart1, band, histo.GetAccHistogramData());
}
}
public HistoEqualization(RsImage img, int band)
{
_bandData = img.GetPicData(band);
HistoData hd = new HistoData(img, band);
_accData = hd.GetAccHistogramData();
StartEqualization();
}
public HistoEqualization(RsImage img, int band)
{
_bandData = img.GetPicData(band);
HistoData hd = new HistoData(img, band);
_accData = hd.GetAccHistogramData();
StartEqualization();
}
