Exemple #1
0
        /// <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();
        }
Exemple #2
0
        /// <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();
        }
Exemple #3
0
        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();
        }
Exemple #4
0
        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();
        }
Exemple #5
0
        /// <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());
            }
        }
Exemple #6
0
        public HistoEqualization(RsImage img, int band)
        {
            _bandData = img.GetPicData(band);
            HistoData hd = new HistoData(img, band);
            _accData = hd.GetAccHistogramData();

            StartEqualization();
        }
Exemple #7
0
        public HistoEqualization(RsImage img, int band)
        {
            _bandData = img.GetPicData(band);
            HistoData hd = new HistoData(img, band);

            _accData = hd.GetAccHistogramData();

            StartEqualization();
        }