如何在android中实现一个广角相机畸变校正算法

这篇文章主要介绍"如何在android中实现一个广角相机畸变校正算法"的相关知识，小编通过实际案例向大家展示操作过程，操作方法简单快捷，实用性强，希望这篇"如何在android中实现一个广角相机畸变校正算法"文章能帮助大家解决问题。

代码

public class LensCorrect2 {        // 镜头校正查找表        private Point[][] CorrInd = null;// new Point[480][640];        private double k1 = 0f;        private double k2 = 0f;        private Bitmap mBm = null;        private int mW = 0;        private int mH = 0;         private int max_x = 0, max_y = 0;        private int min_x = 0, min_y = 0;         // 镜头径向畸变校正初始化        public LensCorrect2(double k1, double k2, Bitmap mBm) {                super();                this.k1 = k1;                this.k2 = k2;                this.mBm = mBm;                 this.mW = mBm.getWidth();                this.mH = mBm.getHeight();                 int cw = mW >> 1;                int ch = mH >> 1;                CorrInd = new Point[mH][mW];                Log.i("XXXXX", "imgHeight=" + mH);                Log.i("XXXXX", "imgWidth=" + mW);                 int it;                int jt;                int it2;                int jt2;                 for (int i = 0; i < mH; i++) {                        it = (i + 1) - ch; // (i+1) 是其真正的图像坐标                        for (int j = 0; j < mW; j++) {                                double temp;                                 jt = (j + 1) - cw; // (j+1) 是其真正的图像坐标                                temp = 1 + k1 * it * it + k2 * jt * jt;                                it2 = (int) (temp * it);                                jt2 = (int) (temp * jt);                                 it2 = it2 + ch + 1;                                jt2 = jt2 + cw + 1;                                 // Log.i("AAAAA", "imgHeight="+imgHeight);                                // Log.i("AAAAA", "imgWidth="+imgWidth);                                // Log.i("AAAAA", "i="+i);                                // Log.i("AAAAA", "j="+j);                                 // Log.i("XXXXX", "jt2="+jt2);                                // Log.i("XXXXX", "it2="+it2);                                if (max_x < jt2) {                                        max_x = jt2;                                }                                if (min_x > jt2) {                                        min_x = jt2;                                }                                if (max_y < it2) {                                        max_y = it2;                                }                                if (min_y > it2) {                                        min_y = it2;                                }                                 Point p = new Point(jt2, it2);                                CorrInd[i][j] = p;                         }                }                Log.i("XXXXX", "max_x=" + max_x);                Log.i("XXXXX", "min_x=" + min_x);                Log.i("XXXXX", "max_y=" + max_y);                Log.i("XXXXX", "min_y=" + min_y);        }         public Bitmap getLensCorrect() {                Bitmap bm = Bitmap.createBitmap((max_x - min_x) + 1,                                (max_y - min_y) + 1, Bitmap.Config.ARGB_8888);                 int it2;                int jt2;                 for (int i = 0; i < mH; i++) {                        for (int j = 0; j < mW; j++) {                                it2 = CorrInd[i][j].y;                                jt2 = CorrInd[i][j].x;                                 bm.setPixel(jt2 - min_x, it2 - min_y, mBm.getPixel(j, i));                         }                }                return bm;        }         public Bitmap getLensCorrect0() {                Bitmap bm = Bitmap.createBitmap(mW, mH, Bitmap.Config.ARGB_8888);                 int it2;                int jt2;                 for (int i = 0; i < mH; i++) {                        for (int j = 0; j < mW; j++) {                                it2 = CorrInd[i][j].y;                                jt2 = CorrInd[i][j].x;                                 if ((it2 >= 0) && (jt2 >= 0) && (it2 < mH) && (jt2 < mW)) {                                        // bm.setPixel(j, i, mBm.getPixel(jt2, it2));                                        bm.setPixel(jt2, it2, mBm.getPixel(j, i));                                }                        }                }                return bm;        } }

关于"如何在android中实现一个广角相机畸变校正算法"的内容就介绍到这里了，感谢大家的阅读。如果想了解更多行业相关的知识，可以关注行业资讯频道，小编每天都会为大家更新不同的知识点。