Add LocCorr_new: another variant of LocCorr (instead of pusirobot used multistepper; some errors fixed); I hope, sometimes I will finish loccorrNG

LocCorr_new/binmorph.h

@@ -0,0 +1,64 @@
+/*
+ * This file is part of the loccorr project.
+ * Copyright 2021 Edward V. Emelianov <edward.emelianoff@gmail.com>.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+#ifndef BINMORPH_H__
+#define BINMORPH_H__
+
+#include <stdbool.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include "fits.h"
+
+// minimal image size for morph operations
+#define MINWIDTH    (9)
+#define MINHEIGHT   (3)
+
+// simple box with given borders
+typedef struct{
+    uint16_t xmin;
+    uint16_t xmax;
+    uint16_t ymin;
+    uint16_t ymax;
+    uint32_t area; // total amount of object pixels inside the box
+} il_Box;
+
+typedef struct{
+    size_t Nobj;
+    il_Box *boxes;
+} il_ConnComps;
+
+
+// morphological operations:
+uint8_t *il_dilation(uint8_t *image, int W, int H);
+uint8_t *il_dilationN(uint8_t *image, int W, int H, int N);
+uint8_t *il_erosion(uint8_t *image, int W, int H);
+uint8_t *il_erosionN(uint8_t *image, int W, int H, int N);
+uint8_t *il_openingN(uint8_t *image, int W, int H, int N);
+uint8_t *il_closingN(uint8_t *image, int W, int H, int N);
+uint8_t *il_topHat(uint8_t *image, int W, int H, int N);
+uint8_t *il_botHat(uint8_t *image, int W, int H, int N);
+
+// clear non 4-connected pixels
+uint8_t *il_filter4(uint8_t *image, int W, int H);
+// clear single pixels
+uint8_t *il_filter8(uint8_t *image, int W, int H);
+
+size_t *il_cclabel4(uint8_t *Img, int W, int H, il_ConnComps **CC);
+
+#endif // BINMORPH_H__