some bugs fixed

LocCorr/CMakeLists.txt

@@ -5,11 +5,10 @@ set(MID_VERSION "0")
 set(MAJOR_VERSION "0")
 set(VERSION "${MAJOR_VERSION}.${MID_VERSION}.${MINOR_VERSION}")
 
-project(${PROJ} VERSION ${PROJ_VERSION} LANGUAGES C)
+project(${PROJ} VERSION ${VERSION} LANGUAGES C)
 
 # default flags
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O3 -std=gnu99 -march=native -fdata-sections -ffunction-sections")
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99")
-SET(CMAKE_EXE_LINKER_FLAGS "-Wl,--gc-sections")
 
 set(CMAKE_COLOR_MAKEFILE ON)
 
@@ -20,10 +19,12 @@ set(CMAKE_VERBOSE_MAKEFILE "ON")
 
 # cmake -DEBUG=1 -> debugging
 if(DEFINED EBUG AND EBUG EQUAL 1)
-    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wextra -Wall -Werror -W")
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Og -ggdb -fno-builtin-strlen -Wextra -Wall -Werror -W")
     set(CMAKE_BUILD_TYPE DEBUG)
     add_definitions(-DEBUG)
 else()
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O3 -march=native -fdata-sections -ffunction-sections")
+    SET(CMAKE_EXE_LINKER_FLAGS "-Wl,--gc-sections")
     set(CMAKE_BUILD_TYPE RELEASE)
 endif()
 
@@ -69,7 +70,7 @@ link_directories(${${PROJ}_LIBRARY_DIRS} ${FLYCAP_LIBRARY_DIRS} ${BASLER_LIBRARY
 add_definitions(${CFLAGS} -DLOCALEDIR=\"${LOCALEDIR}\"
     -DPACKAGE_VERSION=\"${VERSION}\" -DGETTEXT_PACKAGE=\"${PROJ}\"
     -DMINOR_VERSION=\"${MINOR_VERSION}\" -DMID_VERSION=\"${MID_VERSION}\"
-    -DMAJOR_VERSION=\"${MAJOR_VESION}\" -DTHREAD_NUMBER=${PROCESSOR_COUNT})
+    -DMAJOR_VERSION=\"${MAJOR_VERSION}\" -DTHREAD_NUMBER=${PROCESSOR_COUNT})
 
 # -l
 target_link_libraries(${PROJ} ${${PROJ}_LIBRARIES} ${FLYCAP_LIBRARIES} ${BASLER_LIBRARIES} -lm)

LocCorr/DEBUG.log.analyze

@@ -0,0 +1,9 @@
+#!/bin/sh
+
+ALLOC=$(grep ALLOCSZ DEBUG.log)
+FREE=$(grep FREESZ DEBUG.log)
+
+echo "Total: $(echo "$ALLOC" | wc -l) allocations and $(echo "$FREE" | wc -l) frees"
+AL=$(echo "$ALLOC" | sed 's/ALLOCSZ(\([[:digit:]]*\))/\1/' | awk 'BEGIN{x=0;} {x=x+$1;} END{print x;}')
+FR=$(echo "$FREE" | sed 's/FREESZ(\([[:digit:]]*\))/\1/' | awk 'BEGIN{x=0;} {x=x+$1;} END{print x;}')
+echo "Allocated: $AL bytes, Freed: $FR bytes, difference: $((AL - FR)) bytes"

LocCorr/basler.c

@@ -16,10 +16,10 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include <usefull_macros.h>
 #include <pylonc/PylonC.h>
 
 #include "basler.h"
+#include "debug.h"
 #include "imagefile.h"
 
 static PYLON_DEVICE_HANDLE hDev;
@@ -74,7 +74,6 @@ static void disconnect(){
     isopened = FALSE;
 }
 
-// get node & check it for read/write
 /**
  * @brief chkNode - get node & check it for read/write
  * @param phNode (io) - pointer to node
@@ -144,6 +143,7 @@ static int setBoolean(char *featureName, _Bool val){
     NODE_HANDLE hNode;
     if(!chkNode(&hNode, featureName, BooleanNode, TRUE)) return FALSE;
     PYLONFN(GenApiBooleanSetValue, hNode, val);
+    return TRUE;
 }
 static int setInt(char *featureName, int64_t val){
     if(!isopened || !featureName) return FALSE;
@@ -222,6 +222,7 @@ static Image *capture(){
     float_values f;
     if(!getFloat("DeviceTemperature", &f)) WARNX("Can't get temperature");
     else{
+        LOGDBG("Basler temperature: %.1f", f.val);
         DBG("Temperature: %.1f", f.val);
         if(f.val > 80.){
             WARNX("Device too hot");
@@ -230,7 +231,7 @@ static Image *capture(){
                 toohot = TRUE;
             }
         }else if(toohot && f.val < 75.){
-            LOGMSG("Device temperature is normal");
+            LOGDBG("Device temperature is normal");
             toohot = FALSE;
         }
     }

LocCorr/binmorph.c

@@ -24,8 +24,9 @@
 #include <string.h> // memcpy
 #include <math.h>
 #include <sys/time.h>
-#include <usefull_macros.h>
+
 #include "binmorph.h"
+#include "debug.h"
 #include "imagefile.h"
 
 // global arrays for erosion/dilation masks
@@ -67,7 +68,7 @@ uint8_t *filter4(uint8_t *image, int W, int H){
     uint8_t *ret = MALLOC(uint8_t, W*H);
     int W0 = (W + 7) / 8; // width in bytes
     int w = W0-1, h = H-1;
-    {int y = 0;
+    {
     // top of image, y = 0
     #define IM_UP
     #include "fc_filter.h"
@@ -79,7 +80,6 @@ uint8_t *filter4(uint8_t *image, int W, int H){
     }
     {
     // image bottom, y = h
-    int y = h;
     #define IM_DOWN
     #include "fc_filter.h"
     #undef IM_DOWN
@@ -99,7 +99,7 @@ uint8_t *filter8(uint8_t *image, int W, int H){
     uint8_t *ret = MALLOC(uint8_t, W*H);
     int W0 = (W + 7) / 8; // width in bytes
     int w = W0-1, h = H-1;
-    {int y = 0;
+    {
     #define IM_UP
     #include "ec_filter.h"
     #undef IM_UP
@@ -108,7 +108,6 @@ uint8_t *filter8(uint8_t *image, int W, int H){
     #include "ec_filter.h"
     }
     {
-    int y = h;
     #define IM_DOWN
     #include "ec_filter.h"
     #undef IM_DOWN
@@ -130,7 +129,7 @@ uint8_t *dilation(uint8_t *image, int W, int H){
     uint8_t lastmask = ~(1<<rest);
     if(!DIL) morph_init();
     uint8_t *ret = MALLOC(uint8_t, W0*H);
-    {int y = 0;
+    {
     // top of image, y = 0
     #define IM_UP
     #include "dilation.h"
@@ -140,7 +139,7 @@ uint8_t *dilation(uint8_t *image, int W, int H){
     // mid of image, y = 1..h-1
     #include "dilation.h"
     }
-    {int y = h;
+    {
     // image bottom, y = h
     #define IM_DOWN
     #include "dilation.h"
@@ -329,6 +328,23 @@ uint8_t *substim(uint8_t *im1, uint8_t *im2, int W, int H){
 #define TEST(...)
 #endif
 
+// check table and rename all "oldval" into "newval"
+static inline void remark(size_t newval, size_t oldval, size_t *assoc){
+    TEST("\tnew = %zd, old=%zd; ", newval, oldval);
+    // find the least values
+    do{newval = assoc[newval];}while(assoc[newval] != newval);
+    do{oldval = assoc[oldval];}while(assoc[oldval] != oldval);
+    TEST("\trealnew = %zd, realold=%zd ", newval, oldval);
+    // now change larger value to smaller
+    if(newval > oldval){
+        assoc[newval] = oldval;
+        TEST("change %zd to %zd\n", newval, oldval);
+    }else{
+        assoc[oldval] = newval;
+        TEST("change %zd to %zd\n", oldval, newval);
+    }
+}
+
 /**
  * label 4-connected components on image
  * (slow algorythm, but easy to parallel)
@@ -340,22 +356,6 @@ uint8_t *substim(uint8_t *im1, uint8_t *im2, int W, int H){
  */
 size_t *cclabel4(uint8_t *Img, int W, int H, ConnComps **CC){
     size_t *assoc;
-    // check table and rename all "oldval" into "newval"
-    inline void remark(size_t newval, size_t oldval){
-        TEST("\tnew = %zd, old=%zd; ", newval, oldval);
-        // find the least values
-        do{newval = assoc[newval];}while(assoc[newval] != newval);
-        do{oldval = assoc[oldval];}while(assoc[oldval] != oldval);
-        TEST("\trealnew = %zd, realold=%zd ", newval, oldval);
-        // now change larger value to smaller
-        if(newval > oldval){
-            assoc[newval] = oldval;
-            TEST("change %zd to %zd\n", newval, oldval);
-        }else{
-            assoc[oldval] = newval;
-            TEST("change %zd to %zd\n", oldval, newval);
-        }
-    }
     if(W < MINWIDTH || H < MINHEIGHT) return NULL;
     uint8_t *f = filter4(Img, W, H); // remove all non 4-connected pixels
     //DBG("convert to size_t");
@@ -375,7 +375,7 @@ size_t *cclabel4(uint8_t *Img, int W, int H, ConnComps **CC){
             if(found){ // there's a pixel to the left
                 if(U && U != curmark){ // meet old mark -> remark one of them in assoc[]
                     TEST("(%d, %d): remark %zd --> %zd\n", x, y, U, curmark);
-                    remark(U, curmark);
+                    remark(U, curmark, assoc);
                     curmark = U; // change curmark to upper mark (to reduce further checks)
                 }
             }else{ // new mark -> change curmark
@@ -428,23 +428,6 @@ size_t *cclabel4(uint8_t *Img, int W, int H, ConnComps **CC){
         boxes[i].xmin = W;
         boxes[i].ymin = H;
     }
-    //nonOMP: 36.5ms
-/* linear:
-    for(int y = 0; y < H; ++y){
-        size_t *lptr = &labels[y*W];
-        for(int x = 0; x < W; ++x, ++lptr){
-            if(!*lptr) continue;
-            register size_t mark = indexes[*lptr];
-            *lptr = mark;
-            Box *b = &boxes[mark];
-            ++b->area;
-            if(b->xmax < x) b->xmax = x;
-            if(b->xmin > x) b->xmin = x;
-            if(b->ymax < y) b->ymax = y;
-            if(b->ymin > y) b->ymin = y;
-        }
-    }*/
-// parallel:
 #pragma omp parallel shared(boxes)
     {
         Box *l_boxes = MALLOC(Box, cidx);
@@ -507,60 +490,6 @@ size_t *cclabel8(size_t *labels, int W, int H, size_t *Nobj){
 }
 #endif
 
-
-#if 0
-/**
- * Make connection-component labeling
- * output image vould have uint16_t data
- * @param img (i)       - input image
- * @param threshold (i) - threshold level in value of dynamic range (0,1)
- * @param Nobj (o)      - amount of object found (or NULL if not needed)
- */
-IMAGE *cclabel4(IMAGE *img, double threshold, size_t *Nobj){
-    /*if(N != 4 || N != 8){
-        ERRX(_("Can work only for 4- or 8-connected components"));
-    }*/
-    double thrval;
-    uint16_t *binary = binarize(img, threshold, &thrval);
-    if(!binary) return NULL;
-    int W_0;
-    uint8_t *Ima = u16tochar(binary, img->width, img->height, &W_0);
-    FREE(binary);
-    size_t N;
-    uint16_t *dat = _cclabel4(Ima, img->width, img->height, W_0, &N);
-    if(Nobj) *Nobj = N;
-    FREE(Ima);
-    IMAGE *ret = buildFITSfromdat(img->height, img->width, SHORT_IMG, (uint8_t*)dat);
-    FREE(dat);
-    char buf[80];
-    snprintf(buf, 80, "COMMENT found %zd 4-connected components, threshold value %g",
-        N, (double)thrval);
-    list_add_record(&ret->keylist, buf);
-    snprintf(buf, 80, "COMMENT    (%g%% fromdata range%s)", fabs(threshold)*100.,
-        (threshold < 0.) ? ", inverted" : "");
-    list_add_record(&ret->keylist, buf);
-    return ret;
-}
-
-IMAGE *cclabel8(IMAGE *img, double threshold, size_t *Nobj){
-    double thrval;
-    uint16_t *binary = binarize(img, threshold, &thrval);
-    if(!binary) return NULL;
-    size_t N;
-    _cclabel8(binary, img->width, img->height, &N);
-    if(Nobj) *Nobj = N;
-    IMAGE *ret = buildFITSfromdat(img->height, img->width, SHORT_IMG, (uint8_t*)binary);
-    FREE(binary);
-    char buf[80];
-    snprintf(buf, 80, "COMMENT found %zd 8-connected components, threshold value %g",
-        N, (double)thrval);
-    list_add_record(&ret->keylist, buf);
-    snprintf(buf, 80, "COMMENT    (%g%% fromdata range%s)", fabs(threshold)*100.,
-        (threshold < 0.) ? ", inverted" : "");
-    list_add_record(&ret->keylist, buf);
-    return ret;
-}
-#endif
 /*
  * <=================== CONNECTED COMPONENTS LABELING ===================
  */

LocCorr/binmorph.h

@@ -60,26 +60,12 @@ uint8_t *filter4(uint8_t *image, int W, int H);
 uint8_t *filter8(uint8_t *image, int W, int H);
 
 size_t *cclabel4(uint8_t *Img, int W, int H, ConnComps **CC);
-size_t *cclabel8(uint8_t *Img, int W, int H, size_t *Nobj);
 
 #if 0
+size_t *cclabel8(uint8_t *Img, int W, int H, size_t *Nobj);
 // logical operations
 uint8_t *imand(uint8_t *im1, uint8_t *im2, int W, int H);
 uint8_t *substim(uint8_t *im1, uint8_t *im2, int W, int H);
-/*
-// conncomp
-// this is a box structure containing one object; data is aligned by original image bytes!
-typedef struct {
-    uint8_t *data; // pattern data in "packed" format
-    int x,   // x coordinate of LU-pixel of box in "unpacked" image (by pixels)
-    y,       // y -//-
-    x_0;     // x coordinate in "packed" image (morph operations should work with it)
-    size_t N;// number of component, starting from 1
-} CCbox;
-*/
-
-IMAGE *cclabel4(IMAGE *I, double threshold, size_t *Nobj);
-IMAGE *cclabel8(IMAGE *I, double threshold, size_t *Nobj);
 #endif
 
 #endif // BINMORPH_H__

LocCorr/cameracapture.c

@@ -20,10 +20,10 @@
 #include <math.h>
 #include <stdio.h>
 #include <string.h>
-#include <usefull_macros.h>
 
 #include "cmdlnopts.h"
 #include "config.h"
+#include "debug.h"
 #include "fits.h"
 #include "grasshopper.h"
 #include "imagefile.h"
@@ -132,31 +132,19 @@ static void recalcexp(Image *I){
         exptime = theconf.maxexp;
         return;
     }
-    if(I->minval < 0. || I->maxval > 255.1){
+    size_t *histogram = get_histogram(I);
-        DBG("Bad image data: min=%g, max=%g", I->minval, I->maxval);
+    if(!histogram){
+        WARNX("Can't calculate histogram");
         return;
     }
-    int wh = I->width * I->height;
+    int idx100;
-    int histogram[256] = {0};
+    size_t sum100 = 0;
-    // algorythm works only with 8bit images!
-    #pragma omp parallel
-    {
-        int histogram_private[256] = {0};
-        #pragma omp for nowait
-        for(int i = 0; i < wh; ++i){
-            ++histogram_private[(int)I->data[i]];
-        }
-        #pragma omp critical
-        {
-            for(int i=0; i<256; ++i) histogram[i] += histogram_private[i];
-        }
-    }
-    int idx100, sum100 = 0;
     for(idx100 = 255; idx100 >= 0; --idx100){
         sum100 += histogram[idx100];
         if(sum100 > 100) break;
     }
-    DBG("Sum100=%d, idx100=%d", sum100, idx100);
+    FREE(histogram);
+    DBG("Sum100=%zd, idx100=%d", sum100, idx100);
     if(idx100 > 230 && idx100 < 253) return; // good values
     if(idx100 > 253){ // exposure too long
         calcexpgain(0.7*exptime);
@@ -248,13 +236,25 @@ int camcapture(void (*process)(Image*)){
         FREE(oIma->data);
         FREE(oIma);
     }
+    if(oIma){
+        FREE(oIma->data);
+        FREE(oIma);
+    }
     camdisconnect();
     DBG("CAMCAPTURE: out");
     return 1;
 }
 
-// return JSON with image status
+/**
+ * @brief camstatus - return JSON with image status
+ * @param messageid - value of "messageid"
+ * @param buf       - buffer for string
+ * @param buflen    - length of `buf`
+ * @return buf
+ */
 char *camstatus(const char *messageid, char *buf, int buflen){
+    if(!buf || buflen < 2) return NULL;
+    if(!messageid) messageid = "unknown";
     static char *impath = NULL;
     if(!impath){
         if(!(impath = realpath(GP->outputjpg, impath))){
@@ -263,9 +263,13 @@ char *camstatus(const char *messageid, char *buf, int buflen){
         }
         DBG("path: %s", impath);
     }
+    float xc, yc;
+    getcenter(&xc, &yc);
     snprintf(buf, buflen, "{ \"%s\": \"%s\", \"camstatus\": \"%sconnected\", \"impath\": \"%s\", \"imctr\": %llu, "
-             "\"fps\": %.3f, \"expmethod\": \"%s\", \"exposition\": %g, \"gain\": %g, \"brightness\": %g }\n",
+             "\"fps\": %.3f, \"expmethod\": \"%s\", \"exposition\": %g, \"gain\": %g, \"brightness\": %g, "
+             "\"xcenter\": %.1f, \"ycenter\": %.1f }\n",
              MESSAGEID, messageid, connected ? "" : "dis", impath, ImNumber, getFramesPerS(),
-             (theconf.expmethod == EXPAUTO) ? "auto" : "manual", exptime, gain, brightness);
+             (theconf.expmethod == EXPAUTO) ? "auto" : "manual", exptime, gain, brightness,
+             xc, yc);
     return buf;
 }

LocCorr/cameracapture.h

@@ -15,11 +15,12 @@
  * 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 CAMERACAPTURE_H__
 #define CAMERACAPTURE_H__
-#include "fits.h" // Image*
+
+#include "imagefile.h" // Image
+
 
 // format of single frame
 typedef struct{

LocCorr/cmdlnopts.c

@@ -23,10 +23,10 @@
 #include <string.h>
 #include <strings.h>
 #include <math.h>
-#include <usefull_macros.h>
 
 #include "cmdlnopts.h"
 #include "config.h"
+#include "debug.h"
 #include "improc.h"
 
 /*
@@ -69,7 +69,7 @@ static myoption cmdlnopts[] = {
     {"logfile", NEED_ARG,   NULL,   'l',    arg_string, APTR(&G.logfile),   _("file to save logs (default: none)")},
     {"pidfile", NEED_ARG,   NULL,   'P',    arg_string, APTR(&G.pidfile),   _("pidfile (default: " DEFAULT_PIDFILE ")")},
     {"verbose", NO_ARGS,    NULL,   'v',    arg_none,   APTR(&G.verb),      _("increase verbosity level of log file (each -v increased by 1)")},
-    {"input",   NEED_ARG,   NULL,   'i',    arg_string, APTR(&G.inputname), _("file or directory name for monitoring (or grasshopper for capturing)")},
+    {"input",   NEED_ARG,   NULL,   'i',    arg_string, APTR(&G.inputname), _("file or directory name for monitoring (or grasshopper/basler for capturing)")},
     {"blackp",  NEED_ARG,   NULL,   'b',    arg_double, APTR(&G.throwpart), _("fraction of black pixels to throw away when make histogram eq")},
 //    {"radius",  NEED_ARG,   NULL,   'r',    arg_int,    APTR(&G.medradius), _("radius of median filter (r=1 -> 3x3, r=2 -> 5x5 etc.)")},
     {"equalize", NO_ARGS,   NULL,   'e',    arg_int,    APTR(&G.equalize),  _("make historam equalization of saved jpeg")},

LocCorr/config.c

@@ -19,10 +19,10 @@
 #include <limits.h>
 #include <stdio.h>
 #include <string.h>
-#include <usefull_macros.h>
 
 #include "cmdlnopts.h"
 #include "config.h"
+#include "debug.h"
 
 static char *conffile = NULL; // configuration file name
 
@@ -192,12 +192,12 @@ static char *read_key(FILE *file, char value[128]){
     char *line = NULL;
     size_t n = 0;
     int got = getline(&line, &n, file);
+    if(!line) return NULL;
     if(got < 0){
-        FREE(line);
+        free(line);
         return NULL;
     }
     char *kv = get_keyval(line, value);
-    FREE(line);
     return kv;
 }
 
@@ -267,7 +267,7 @@ confparam *chk_keyval(const char *key, const char *val, key_value *result){
  */
 int chkconfig(const char *confname){
     DBG("Config name: %s", confname);
-    FREE(conffile);
+    if(conffile){ free(conffile); conffile = NULL; }
     conffile = strdup(confname);
     FILE *f = fopen(confname, "r");
     int ret = TRUE;
@@ -283,7 +283,8 @@ int chkconfig(const char *confname){
     }
     while((key = read_key(f, val))){
         if(*key == '#'){
-            FREE(key);
+            free(key);
+            key = NULL;
             continue; // comment
         }
         //DBG("key: %s", key);
@@ -291,7 +292,8 @@ int chkconfig(const char *confname){
         par = chk_keyval(key, val, &kv);
         if(!par){
             WARNX("Parameter '%s' is wrong or out of range", key);
-            FREE(key);
+            free(key);
+            key = NULL;
             continue;
         }
         switch(par->type){
@@ -303,7 +305,8 @@ int chkconfig(const char *confname){
             break;
         }
         ++par->got;
-        FREE(key);
+        free(key);
+        key = NULL;
     }
     fclose(f);
     int found = 0;
@@ -321,34 +324,6 @@ int chkconfig(const char *confname){
         }
         ++found; ++par;
     }
-#if 0
-        int Nchecked = 0;
-        if(theconf.maxUsteps >= MINSTEPS && theconf.maxUsteps <= MAXSTEPS) ++Nchecked;
-        if(theconf.maxVsteps >= MINSTEPS && theconf.maxVsteps <= MAXSTEPS) ++Nchecked;
-        if(theconf.cosXU >= -1. && theconf.cosXU <= 1.) ++Nchecked;
-        if(theconf.sinXU >= -1. && theconf.sinXU <= 1.) ++Nchecked;
-        if(theconf.cosXV >= -1. && theconf.cosXV <= 1.) ++Nchecked;
-        if(theconf.sinXV >= -1. && theconf.sinXV <= 1.) ++Nchecked;
-        if(theconf.KU >= COEFMIN && theconf.KU <= COEFMAX) ++Nchecked;
-        if(theconf.KV >= COEFMIN && theconf.KV <= COEFMAX) ++Nchecked;
-        if(theconf.maxarea <= MAXAREA && theconf.maxarea >= MINAREA) ++Nchecked;
-        if(theconf.minarea <= MAXAREA && theconf.minarea >= MINAREA) ++Nchecked;
-        if(theconf.Nerosions > 0 && theconf.Nerosions <= MAX_NEROS) ++Nchecked;
-        if(theconf.Ndilations > 0 && theconf.Ndilations <= MAX_NDILAT) ++Nchecked;
-        if(theconf.xtarget > 1.) ++Nchecked;
-        if(theconf.ytarget > 1.) ++Nchecked;
-        if(theconf.throwpart > -DBL_EPSILON && theconf.throwpart < MAX_THROWPART+DBL_EPSILON) ++Nchecked;
-        if(theconf.xoff > 0 && theconf.xoff < MAX_OFFSET) ++Nchecked;
-        if(theconf.yoff > 0 && theconf.yoff < MAX_OFFSET) ++Nchecked;
-        if(theconf.width > 0 && theconf.width < MAX_OFFSET) ++Nchecked;
-        if(theconf.height > 0 && theconf.height < MAX_OFFSET) ++Nchecked;
-        if(theconf.minexp > 0. && theconf.minexp < EXPOS_MAX) ++Nchecked;
-        if(theconf.maxexp > theconf.minexp) ++Nchecked;
-        if(theconf.equalize > -1) ++Nchecked;
-        if(theconf.intensthres > DBL_EPSILON && theconf.intensthres < 1.) ++Nchecked;
-        if(theconf.naverage > 1 && theconf.naverage <= NAVER_MAX) ++Nchecked;
-        if(theconf.stpserverport > 0 && theconf.stpserverport < 65536) ++Nchecked;
-#endif
     DBG("chkconfig(): found %d", found);
     return ret;
 }

LocCorr/config.h

@@ -42,12 +42,12 @@
 #define BRIGHT_MIN      (0.)
 #define BRIGHT_MAX      (10.)
 // max average images counter
-#define NAVER_MAX       (50)
+#define NAVER_MAX       (25)
 // coefficients to convert dx,dy to du,dv
 #define KUVMIN           (-5000.)
 #define KUVMAX           (5000.)
 // default coefficient for corrections (move to Kdu, Kdv instead of du, dv)
-#define KCORR           (0.97)
+#define KCORR           (0.90)
 // min/max median seed
 #define MIN_MEDIAN_SEED (1)
 #define MAX_MEDIAN_SEED (7)

LocCorr/debug.c

@@ -0,0 +1,57 @@
+/*
+ * 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/>.
+ */
+
+#ifdef EBUG
+
+#include <string.h>
+#include <unistd.h>
+
+#include "debug.h"
+
+#define DEBUGLOG        "DEBUG.log"
+
+sl_log *debuglog = NULL;
+
+void makedebuglog(){
+    unlink(DEBUGLOG);
+    debuglog = sl_createlog(DEBUGLOG, LOGLEVEL_ANY, 0);
+}
+
+/**
+ * @brief my_malloc - memory allocator for logger
+ * @param N - number of elements to allocate
+ * @param S - size of single element (typically sizeof)
+ * @return pointer to allocated memory area
+ */
+void *my_malloc(size_t N, size_t S){
+    size_t NS = N*S + sizeof(size_t);
+    sl_putlogt(0, debuglog, LOGLEVEL_ERR, "ALLOCSZ(%zd)", N*S);
+    void *p = malloc(NS);
+    if(!p) ERR("malloc");
+    memset(p, 0, NS);
+    *((size_t*)p) = N*S;
+    return (p + sizeof(size_t));
+}
+
+void my_free(void *ptr){
+    void *orig = ptr - sizeof(size_t);
+    sl_putlogt(0, debuglog, LOGLEVEL_ERR, "FREESZ(%zd)", *(size_t*)orig);
+    free(orig);
+}
+
+#endif

LocCorr/debug.h

@@ -0,0 +1,53 @@
+/*
+ * 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 DEBUG_H__
+#define DEBUG_H__
+
+#include <usefull_macros.h>
+
+#ifdef EBUG
+
+extern sl_log *debuglog;
+void makedebuglog();
+void *my_malloc(size_t N, size_t S);
+void my_free(void *ptr);
+
+#undef FNAME
+#undef ALLOC
+#undef MALLOC
+#undef FREE
+#define _LOG(...)       do{if(!debuglog) makedebuglog(); sl_putlogt(1, debuglog, LOGLEVEL_ERR, __VA_ARGS__);}while(0)
+#define DBGLOG(...)     do{_LOG("%s (%s, line %d)", __func__, __FILE__, __LINE__); \
+                           sl_putlogt(0, debuglog, LOGLEVEL_ERR, __VA_ARGS__);}while(0)
+#define FNAME()         _LOG("%s (%s, line %d)", __func__, __FILE__, __LINE__)
+
+#define _str(x) #x
+#define ALLOC(type, var, size)  DBGLOG("%s *%s = ALLOC(%d)", _str(type), _str(var), size*sizeof(type)); \
+                                type * var = ((type *)my_malloc(size, sizeof(type)))
+#define MALLOC(type, size)  ((type *)my_malloc(size, sizeof(type))); DBGLOG("ALLOC()")
+#define FREE(ptr)           do{if(ptr){DBGLOG("FREE(%s)", _str(ptr)); my_free(ptr); ptr = NULL;}}while(0);
+
+#else
+
+#define DBGLOG(...)
+
+#endif
+
+
+#endif // DEBUG_H__

LocCorr/dilation.h

@@ -33,6 +33,12 @@ OMP_FOR()
 for(int y = 1; y < h; y++)
 #endif
 {
+#ifdef IM_UP
+    int y = 0;
+#endif
+#ifdef IM_DOWN
+    int y = h;
+#endif
     uint8_t *iptr = &image[W0*y];
     uint8_t *optr = &ret[W0*y];
     uint8_t p = DIL[*iptr]

LocCorr/draw.c

@@ -16,11 +16,11 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-// simplest interface to draw lines & ellipsis
+// simplest interface to draw lines & ellipses
+#include "debug.h"
 #include "draw.h"
 #include "fits.h"
 
-#include <usefull_macros.h>
 
 // base colors:
 const uint8_t
@@ -46,13 +46,35 @@ void Pattern_free(Pattern **p){
 Pattern *Pattern_cross(int h, int w){
     int s = h*w, hmid = h/2, wmid = w/2;
     uint8_t *data = MALLOC(uint8_t, s);
+    Pattern *p = MALLOC(Pattern, 1);
+    p->data = data;
+    p->h = h; p->w = w;
     uint8_t *ptr = &data[wmid];
     for(int y = 0; y < h; ++y, ptr += w) *ptr = 255;
     ptr = &data[hmid*w];
     for(int x = 0; x < w; ++x, ++ptr) *ptr = 255;
+    return p;
+}
+
+// complicated cross
+Pattern *Pattern_xcross(int h, int w){
+    int s = h*w, hmid = h/2, wmid = w/2;
+    uint8_t *data = MALLOC(uint8_t, s);
     Pattern *p = MALLOC(Pattern, 1);
     p->data = data;
     p->h = h; p->w = w;
+    data[hmid*w + wmid] = 255; // point @ center
+    if(h < 7 || w < 7) return p;
+    int idxy1 = (hmid-3)*w, idxy2 = (hmid+3)*w;
+    int idxx1 = wmid-3, idxx2 = wmid+3;
+    for(int i = 0; i < wmid - 3; ++i){
+        data[idxy1+i] = data[idxy1+w-1-i] = 255;
+        data[idxy2+i] = data[idxy2+w-1-i] = 255;
+    }
+    for(int i = 0; i < hmid - 3; ++i){
+        data[idxx1 + i*w] = data[idxx1 + (h-1-i)*w] = 255;
+        data[idxx2 + i*w] = data[idxx2 + (h-1-i)*w] = 255;
+    }
     return p;
 }
 
@@ -63,7 +85,8 @@ Pattern *Pattern_cross(int h, int w){
  * @param xc, yc      - coordinates of pattern center @ image
  * @param colr        - color to draw pattern (when opaque == 255)
  */
-void Pattern_draw3(Img3 *img, Pattern *p, int xc, int yc, const uint8_t colr[]){
+void Pattern_draw3(Img3 *img, const Pattern *p, int xc, int yc, const uint8_t colr[]){
+    if(!img || !p) return;
     int xul = xc - p->w/2, yul = yc - p->h/2;
     int xdr = xul+p->w-1, ydr = yul+p->h-1;
     int R = img->w, D = img->h; // right and down border coordinates + 1
@@ -96,7 +119,7 @@ void Pattern_draw3(Img3 *img, Pattern *p, int xc, int yc, const uint8_t colr[]){
         uint8_t *in = &p->data[(iylow+y-oylow)*p->w + ixlow]; // opaque component
         uint8_t *out = &img->data[(y*img->w + oxlow)*3]; // 3-colours
         for(int x = oxlow; x < oxhigh; ++x, ++in, out += 3){
-            float opaque = *in/255.;
+            float opaque = ((float)*in)/255.;
             for(int c = 0; c < 3; ++c){
                 out[c] = (uint8_t)(colr[c] * opaque + out[c]*(1.-opaque));
             }

LocCorr/draw.h

@@ -28,17 +28,6 @@ typedef struct{
     int h;          // height
 } Img3;
 
-/*
-// box (coordinates from upper left corner)
-typedef struct{
-    int xul;    // coordinates of upper left box corner
-    int yul;
-    int w;      // width and height
-    int h;
-    uint8_t pattern[3]; // pattern for figure filling
-} BBox;
-*/
-
 // opaque pattern for drawing
 typedef struct{
     uint8_t *data;
@@ -50,7 +39,8 @@ typedef struct{
 extern const uint8_t C_R[], C_G[], C_B[], C_K[], C_W[];
 
 void Pattern_free(Pattern **p);
-void Pattern_draw3(Img3 *img, Pattern *p, int xc, int yc, const uint8_t colr[]);
+void Pattern_draw3(Img3 *img, const Pattern *p, int xc, int yc, const uint8_t colr[]);
 Pattern *Pattern_cross(int h, int w);
+Pattern *Pattern_xcross(int h, int w);
 
 #endif // DRAW_H__

LocCorr/ec_filter.h

@@ -23,6 +23,12 @@ OMP_FOR()
 for(int y = 1; y < h; y++)
 #endif
 {
+#ifdef IM_UP
+    int y = 0;
+#endif
+#ifdef IM_DOWN
+    int y = h;
+#endif
     uint8_t *iptr = &image[W0*y];
     uint8_t *optr = &ret[W0*y];
     // x=0

LocCorr/fc_filter.h

@@ -23,6 +23,12 @@ OMP_FOR()
 for(int y = 1; y < h; y++)
 #endif
 {
+#ifdef IM_UP
+    int y = 0;
+#endif
+#ifdef IM_DOWN
+    int y = h;
+#endif
     uint8_t *iptr = &image[W0*y];
     uint8_t *optr = &ret[W0*y];
     // x=0

LocCorr/fits.c

@@ -18,9 +18,9 @@
 #include <stdint.h>
 #include <string.h>
 #include <stdio.h>
-#include <usefull_macros.h>
 #include <math.h>
 
+#include "debug.h"
 #include "fits.h"
 
 static int fitsstatus = 0;
@@ -56,12 +56,40 @@ void Image_free(Image **img){
     FREE(*img);
 }
 
+// I->data should be allocated!!!
+static inline void convflt2ima(float *f, Image *I){
+    if(!I || !I->data || !f) return;
+    float min = *f, max = min;
+    int wh = I->height * I->width;
+    #pragma omp parallel shared(min, max)
+    {
+        float min_p = min, max_p = min;
+        #pragma omp for nowait
+        for(int i = 0; i < wh; ++i){
+            if(f[i] < min_p) min_p = f[i];
+            else if(f[i] > max_p) max_p = f[i];
+        }
+        #pragma omp critical
+        {
+            if(min > min_p) min = min_p;
+            if(max < max_p) max = max_p;
+        }
+    }
+    float W = 255./(max - min);
+    #pragma omp for
+    for(int i = 0; i < wh; ++i){
+         I->data[i] = (Imtype)(W*(f[i] - min));
+    }
+    I->maxval = 255;
+    I->minval = 0;
+}
+
 bool FITS_read(const char *filename, Image **fits){
     FNAME();
     bool ret = TRUE;
     fitsfile *fp;
     int i, j, hdunum, hdutype, nkeys, keypos;
-    int naxis;
+    int naxis, dtype;
     long naxes[2];
     char card[FLEN_CARD];
     Image *img = MALLOC(Image, 1);
@@ -75,7 +103,7 @@ bool FITS_read(const char *filename, Image **fits){
         goto returning;
     }
     // get image dimensions
-    TRYFITS(fits_get_img_param, fp, 2, &img->dtype, &naxis, naxes);
+    TRYFITS(fits_get_img_param, fp, 2, &dtype, &naxis, naxes);
     DBG("Image have %d axis", naxis);
     if(naxis > 2){
         WARNX(_("Images with > 2 dimensions are not supported"));
@@ -84,7 +112,7 @@ bool FITS_read(const char *filename, Image **fits){
     }
     img->width = naxes[0];
     img->height = naxes[1];
-    DBG("got image %ldx%ld pix, bitpix=%d", naxes[0], naxes[1], img->dtype);
+    DBG("got image %ldx%ld pix, bitpix=%d", naxes[0], naxes[1], dtype);
     // loop through all HDUs
     for(i = 1; !(fits_movabs_hdu(fp, i, &hdutype, &fitsstatus)); ++i){
         TRYFITS(fits_get_hdrpos, fp, &nkeys, &keypos);
@@ -114,25 +142,19 @@ bool FITS_read(const char *filename, Image **fits){
     }
     size_t sz = naxes[0] * naxes[1];
     img->data = MALLOC(Imtype, sz);
+    float *targ = MALLOC(float, sz);
     int stat = 0;
-    TRYFITS(fits_read_img, fp, FITSDATATYPE, 1, sz, NULL, img->data, &stat);
+    TRYFITS(fits_read_img, fp, TFLOAT, 1, sz, NULL, targ, &stat);
-    Imtype *d = img->data, min = *d, max = *d;
-    for(size_t x = 0; x < sz; ++x){
-        if(d[x] > max) max = d[x];
-        else if(d[x] < min) min = d[x];
-    }
-    img->maxval = max;
-    img->minval = min;
-    DBG("FITS stat: min=%g, max=%g", min, max);
     if(stat) WARNX(_("Found %d pixels with undefined value"), stat);
+    convflt2ima(targ, img);
+    FREE(targ);
     DBG("ready");
 
 returning:
     FITSFUN(fits_close_file, fp);
-    if(!ret){
+    if(!ret || !fits){
         Image_free(&img);
-    }
+    }else *fits = img;
-    if(fits) *fits = img;
     return ret;
 }
 
@@ -143,63 +165,8 @@ bool FITS_write(const char *filename, const Image *fits){
     fitsfile *fp;
 
     TRYFITS(fits_create_file, &fp, filename);
-    TRYFITS(fits_create_img, fp, fits->dtype, 2, naxes);
+    TRYFITS(fits_create_img, fp, SHORT_IMG, 2, naxes);
-    Imtype *outp = fits->data;
+
-    bool need2free = FALSE;
-    if(fits->dtype > 0){ // convert floating data into integer
-        Imtype maxval;
-        Imtype minval;
-        switch(fits->dtype){
-            case SBYTE_IMG: // there's a bug in cfitsio, it can't save float->sbyte
-                maxval = (Imtype)INT8_MAX;
-                minval = (Imtype)INT8_MIN;
-            break;
-            case SHORT_IMG:
-                maxval = (Imtype)INT16_MAX;
-                minval = (Imtype)INT16_MIN;
-            break;
-            case USHORT_IMG:
-                maxval = (Imtype)UINT16_MAX;
-                minval = (Imtype)0;
-            break;
-            case LONG_IMG:
-                maxval = (Imtype)INT32_MAX;
-                minval = (Imtype)INT32_MIN;
-            break;
-            case ULONG_IMG:
-                maxval = (Imtype)UINT32_MAX;
-                minval = (Imtype)0;
-            break;
-            case ULONGLONG_IMG:
-                maxval = (Imtype)UINT64_MAX;
-                minval = (Imtype)0;
-            break;
-            case LONGLONG_IMG:
-                maxval = (Imtype)INT64_MAX;
-                minval = (Imtype)INT64_MIN;
-            break;
-            case BYTE_IMG:
-            default:  // byte
-                maxval = (Imtype)UINT8_MAX;
-                minval = (Imtype)0;
-        }
-        DBG("maxval = %g, minval = %g", maxval, minval);
-        int w = fits->width, h = fits->height;
-        Imtype min = fits->minval, max = fits->maxval, W = (maxval - minval)/(max - min);
-        outp = MALLOC(Imtype, w*h);
-        OMP_FOR()
-        for(int y = 0; y < h; ++y){
-            Imtype *o = &outp[y*w], *i = &fits->data[y*w];
-            for(int x = 0; x < w; ++x, ++o, ++i){
-                *o = W*((*i) - min) + minval;
-                //if(*o < minval || *o > maxval) red("o: %g\n", *o);
-                //if(*o < minval) *o = minval;
-                //else if(*o > maxval) *o = maxval;
-            }
-        }
-        need2free = TRUE;
-        DBG("converted");
-    }
     if(keys){ // there's keys
         size_t i;
         char **records = fits->keylist;
@@ -216,8 +183,7 @@ bool FITS_write(const char *filename, const Image *fits){
     }
     FITSFUN(fits_write_record, fp, "COMMENT  modified by loccorr");
     fitsstatus = 0;
-    fits_write_img(fp, FITSDATATYPE, 1, sz, outp, &fitsstatus);
+    fits_write_img(fp, TBYTE, 1, sz, fits->data, &fitsstatus);
-    if(need2free) FREE(outp);
     if(fitsstatus){
         fits_report_error(stderr, fitsstatus);
         return FALSE;

LocCorr/fits.h

@@ -22,31 +22,9 @@
 
 #include <fitsio.h>
 #include <omp.h>
-#include <stdio.h>
 #include <stdbool.h>
 
-#define Stringify(x) #x
+#include "imagefile.h"
-#define OMP_FOR(x) _Pragma(Stringify(omp parallel for x))
-
-
-typedef float Imtype; // maybe float or double only
-// this is TFLOAT or TDOUBLE depending on Imtype
-#define FITSDATATYPE    TFLOAT
-/*
-typedef double Imtype;
-#define FITSDATATYPE    TDOUBLE
-*/
-
-typedef struct{
-    int width;			// width
-    int height;			// height
-    int dtype;			// data type for image storage
-    Imtype *data;		// picture data
-    Imtype minval;      // extremal data values
-    Imtype maxval;
-    char **keylist;		// list of options for each key
-    size_t keynum;		// full number of keys (size of *keylist)
-} Image;
 
 void Image_free(Image **ima);
 bool FITS_read(const char *filename, Image **fits);

LocCorr/grasshopper.c

@@ -22,9 +22,9 @@
 #include <math.h>
 #include <stdio.h>
 #include <string.h>
-#include <usefull_macros.h>
 
 #include "config.h"
+#include "debug.h"
 #include "grasshopper.h"
 #include "imagefile.h"
 
@@ -32,8 +32,12 @@ static fc2Context context;
 static fc2PGRGuid guid;
 static fc2Error err = FC2_ERROR_OK;
 
+#ifndef Stringify
+#define Stringify(x) #x
+#endif
+
 #define FC2FN(fn, ...) do{err = FC2_ERROR_OK; if(FC2_ERROR_OK != (err=fn(context __VA_OPT__(,) __VA_ARGS__))){ \
-    WARNX(#fn "(): %s", fc2ErrorToDescription(err)); return FALSE;}}while(0)
+    WARNX(Stringify(fn) "(): %s", fc2ErrorToDescription(err)); return FALSE;}}while(0)
 
 static void disconnect(){
     fc2DestroyContext(context);
@@ -146,6 +150,7 @@ static int geometrylimits(frameformat *max, frameformat *step){
 }
 
 static int getformat(frameformat *fmt){
+    if(!fmt) return FALSE;
     unsigned int packsz; float pc;
     fc2Format7ImageSettings f7;
     FC2FN(fc2GetFormat7Configuration, &f7, &packsz, &pc);
@@ -155,7 +160,7 @@ static int getformat(frameformat *fmt){
 }
 
 static int changeformat(frameformat *fmt){
-    FNAME();
+    if(!fmt) return FALSE;
     BOOL b;
     fc2Format7ImageSettings f7;
     f7.mode = FC2_MODE_0;
@@ -203,7 +208,7 @@ static int connect(){
 }
 
 static int GrabImage(fc2Image *convertedImage){
-    //FNAME();
+    if(!convertedImage) return FALSE;
     int ret = FALSE;
     fc2Image rawImage;
     // start capture
@@ -211,7 +216,8 @@ static int GrabImage(fc2Image *convertedImage){
     err = fc2CreateImage(&rawImage);
     if(err != FC2_ERROR_OK){
         WARNX("Error in fc2CreateImage: %s", fc2ErrorToDescription(err));
-        goto rtn;
+        fc2StopCapture(context);
+        return FALSE;
     }
     // Retrieve the image
     err = fc2RetrieveBuffer(context, &rawImage);

LocCorr/imagefile.c

@@ -22,7 +22,6 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
-#include <usefull_macros.h>
 
 #include <stb/stb_image.h>
 #include <stb/stb_image_write.h>
@@ -31,7 +30,9 @@
 #include "cameracapture.h"
 #include "cmdlnopts.h"
 #include "config.h"
+#include "debug.h"
 #include "draw.h"
+#include "fits.h"
 #include "grasshopper.h"
 #include "imagefile.h"
 #include "median.h"
@@ -68,6 +69,11 @@ static char *hexdmp(const char sig[8]){
 }
 #endif
 
+/**
+ * @brief imtype - check image type of given file
+ * @param f - opened image file structure
+ * @return image type or T_WRONG
+ */
 static InputType imtype(FILE *f){
     char signature[8];
     int x = fread(signature, 1, 7, f);
@@ -122,37 +128,22 @@ InputType chkinput(const char *name){
     return tp;
 }
 
-Image *u8toImage(uint8_t *data, int width, int height, int stride){
+/**
+ * @brief u8toImage - convert uint8_t data to Image structure (flipping upside down for FITS coordinates)
+ * @param data      - original image data
+ * @param width     - image width
+ * @param height    - image height
+ * @param stride    - image width with alignment
+ * @return Image structure (fully allocated, you can FREE(data) after it)
+ */
+Image *u8toImage(const uint8_t *data, int width, int height, int stride){
     FNAME();
-    Image *outp = MALLOC(Image, 1);
+    Image *outp = Image_new(width, height);
-    outp->width = width;
-    outp->height = height;
-    outp->dtype = FLOAT_IMG;
-/*
-    int histogram[256] = {0};
-    int wh = width*height;
-    #pragma omp parallel
-    {
-        int histogram_private[256] = {0};
-        #pragma omp for nowait
-        for(int i = 0; i < wh; ++i){
-            ++histogram_private[data[i]];
-        }
-        #pragma omp critical
-        {
-            for(int i=0; i<256; ++i) histogram[i] += histogram_private[i];
-        }
-    }
-    red("HISTO:\n");
-    for(int i = 0; i < 256; ++i) printf("%d:\t%d\n", i, histogram[i]);
-*/
-
-    outp->data = MALLOC(Imtype, width*height);
     // flip image updown for FITS coordinate system
     OMP_FOR()
     for(int y = 0; y < height; ++y){
         Imtype *Out = &outp->data[(height-1-y)*width];
-        uint8_t *In = &data[y*stride];
+        const uint8_t *In = &data[y*stride];
         for(int x = 0; x < width; ++x){
             *Out++ = (Imtype)(*In++);
         }
@@ -161,15 +152,21 @@ Image *u8toImage(uint8_t *data, int width, int height, int stride){
     return outp;
 }
 
-// load other image file
+/**
-static Image *im_load(const char *name){
+ * @brief im_load - load image file
+ * @param name - filename
+ * @return Image structure or NULL
+ */
+static inline Image *im_load(const char *name){
     int width, height, channels;
     uint8_t *img = stbi_load(name, &width, &height, &channels, 1);
     if(!img){
         WARNX("Error in loading the image %s\n", name);
         return NULL;
     }
-    return u8toImage(img, width, height, width);
+    Image *I = u8toImage(img, width, height, width);
+    free(img);
+    return I;
 }
 
 /**
@@ -199,6 +196,7 @@ Image *Image_read(const char *name){
  * @return data allocated here
  */
 Image *Image_new(int w, int h){
+    if(w < 1 || h < 1) return NULL;
     Image *outp = MALLOC(Image, 1);
     outp->width = w;
     outp->height = h;
@@ -213,24 +211,99 @@ Image *Image_new(int w, int h){
  */
 Image *Image_sim(const Image *i){
     if(!i) return NULL;
-    if((i->width * i->height) < 1) return NULL;
     Image *outp = Image_new(i->width, i->height);
-    outp->dtype = i->dtype;
     return outp;
 }
 
 /**
- * @brief linear - linear transform (mirror image upside down!)
+ * @brief get_histogram - calculate image histogram
+ * @param I - orig
+ * @return
+ */
+size_t *get_histogram(const Image *I){
+    if(!I || !I->data) return NULL;
+    size_t *histogram = MALLOC(size_t, 256);
+    int wh = I->width * I->height;
+#pragma omp parallel
+{
+    size_t histogram_private[256] = {0};
+    #pragma omp for nowait
+    for(int i = 0; i < wh; ++i){
+        ++histogram_private[I->data[i]];
+    }
+    #pragma omp critical
+    {
+        for(int i = 0; i < 256; ++i) histogram[i] += histogram_private[i];
+    }
+}
+    return histogram;
+}
+
+
+/**
+ * @brief calc_background - Simple background calculation by histogram
+ * @param img (i) - input image (here will be modified its top2proc field)
+ * @param bk (o)  - background value
+ * @return 0 if error
+ */
+int calc_background(const Image *img, Imtype *bk){
+    if(!img || !img->data || !bk) return FALSE;
+    if(img->maxval == img->minval){
+        WARNX("Zero or overilluminated image!");
+        return FALSE;
+    }
+    if(theconf.fixedbkg){
+        if(theconf.fixedbkg > img->minval){
+            WARNX("Image values too small");
+            return FALSE;
+        }
+        *bk = theconf.fixedbkg;
+        return TRUE;
+    }
+    size_t *histogram = get_histogram(img);
+
+    size_t modeidx = 0, modeval = 0;
+    for(int i = 0; i < 256; ++i)
+        if(modeval < histogram[i]){
+            modeval = histogram[i];
+            modeidx = i;
+        }
+    //DBG("Mode=%g @ idx%d (N=%d)", ((Imtype)modeidx / 255.)*ampl, modeidx, modeval);
+    ssize_t diff2[256] = {0};
+    for(int i = 2; i < 254; ++i) diff2[i] = (histogram[i+2]+histogram[i-2]-2*histogram[i])/4;
+    //green("HISTO:\n");
+    //for(int i = 0; i < 256; ++i) printf("%d:\t%d\t%d\n", i, histogram[i], diff2[i]);
+    FREE(histogram);
+    if(modeidx < 2) modeidx = 2;
+    if(modeidx > 253){
+        WARNX("Overilluminated image");
+        return FALSE; // very bad image: overilluminated
+    }
+    size_t borderidx = modeidx;
+    for(int i = modeidx; i < 254; ++i){ // search bend-point by second derivate
+        if(diff2[i] <= 0 && diff2[i+1] <= 0){
+            borderidx = i; break;
+        }
+    }
+    //DBG("borderidx=%d -> %d", borderidx, (borderidx+modeidx)/2);
+    //*bk = (borderidx + modeidx) / 2;
+    *bk = borderidx;
+    return TRUE;
+}
+
+
+/**
+ * @brief linear - linear transform for preparing file to save as JPEG or other type (mirror image upside down!)
  * @param I - input image
  * @param nchannels - 1 or 3 colour channels
  * @return allocated here image for jpeg/png storing
  */
 uint8_t *linear(const Image *I, int nchannels){ // only 1 and 3 channels supported!
-    if(nchannels != 1 && nchannels != 3) return NULL;
+    if(!I || !I->data || (nchannels != 1 && nchannels != 3)) return NULL;
     int width = I->width, height = I->height;
     size_t stride = width*nchannels, S = height*stride;
     uint8_t *outp = MALLOC(uint8_t, S);
-    Imtype min = I->minval, max = I->maxval, W = 255./(max - min);
+    float min = (float)I->minval, max = (float)I->maxval, W = 255./(max - min);
     //DBG("make linear transform %dx%d, %d channels", I->width, I->height, nchannels);
     if(nchannels == 3){
         OMP_FOR()
@@ -238,7 +311,7 @@ uint8_t *linear(const Image *I, int nchannels){ // only 1 and 3 channels support
             uint8_t *Out = &outp[(height-1-y)*stride];
             Imtype *In = &I->data[y*width];
             for(int x = 0; x < width; ++x){
-                Out[0] = Out[1] = Out[2] = (uint8_t)(W*((*In++) - min));
+                Out[0] = Out[1] = Out[2] = (uint8_t)(W*((float)(*In++) - min));
                 Out += 3;
             }
         }
@@ -248,7 +321,7 @@ uint8_t *linear(const Image *I, int nchannels){ // only 1 and 3 channels support
             uint8_t *Out = &outp[(height-1-y)*width];
             Imtype *In = &I->data[y*width];
             for(int x = 0; x < width; ++x){
-                *Out++ = (uint8_t)(W*((*In++) - min));
+                *Out++ = (uint8_t)(W*((float)(*In++) - min));
             }
         }
     }
@@ -263,24 +336,19 @@ uint8_t *linear(const Image *I, int nchannels){ // only 1 and 3 channels support
  * @return allocated here image for jpeg/png storing
  */
 uint8_t *equalize(const Image *I, int nchannels, double throwpart){
-    if(nchannels != 1 && nchannels != 3) return NULL;
+    if(!I || !I->data || (nchannels != 1 && nchannels != 3)) return NULL;
     int width = I->width, height = I->height;
     size_t stride = width*nchannels, S = height*stride;
-    uint8_t *lin = linear(I, 1);
+    size_t *orig_histo = get_histogram(I); // original hystogram (linear)
-    if(!lin) return NULL;
+    if(!orig_histo) return NULL;
     uint8_t *outp = MALLOC(uint8_t, S);
-    int orig_hysto[256] = {0}; // original hystogram (linear)
     uint8_t eq_levls[256] = {0};   // levels to convert: newpix = eq_levls[oldpix]
     int s = width*height;
-    for(int i = 0; i < s; ++i){
+    int Nblack = 0, bpart = (int)(throwpart * (double)s);
-        ++orig_hysto[lin[i]];
-    }
-
-    int Nblack = 0, bpart = (int)(throwpart * s);
     int startidx;
     // remove first part of black pixels
     for(startidx = 0; startidx < 256; ++startidx){
-        Nblack += orig_hysto[startidx];
+        Nblack += orig_histo[startidx];
         if(Nblack >= bpart) break;
     }
     ++startidx;
@@ -290,15 +358,9 @@ uint8_t *equalize(const Image *I, int nchannels, double throwpart){
         if(Nwhite >= wpart) break;
     }*/
     //DBG("Throw %d (real: %d black) pixels, startidx=%d", bpart, Nblack, startidx);
-/*
-    double part = (double)(s + 1) / 256., N = 0.;
-    for(int i = 0; i < 256; ++i){
-        N += orig_hysto[i];
-        eq_levls[i] = (uint8_t)(N/part);
-    }*/
     double part = (double)(s + 1. - Nblack) / 256., N = 0.;
     for(int i = startidx; i < 256; ++i){
-        N += orig_hysto[i];
+        N += orig_histo[i];
         eq_levls[i] = (uint8_t)(N/part);
     }
     //for(int i = stopidx; i < 256; ++i) eq_levls[i] = 255;
@@ -309,8 +371,8 @@ uint8_t *equalize(const Image *I, int nchannels, double throwpart){
     if(nchannels == 3){
         OMP_FOR()
         for(int y = 0; y < height; ++y){
-            uint8_t *Out = &outp[y*stride];
+            uint8_t *Out = &outp[(height-1-y)*stride];
-            uint8_t *In = &lin[y*width];
+            Imtype *In = &I->data[y*width];
             for(int x = 0; x < width; ++x){
                 Out[0] = Out[1] = Out[2] = eq_levls[*In++];
                 Out += 3;
@@ -319,14 +381,14 @@ uint8_t *equalize(const Image *I, int nchannels, double throwpart){
     }else{
         OMP_FOR()
         for(int y = 0; y < height; ++y){
-            uint8_t *Out = &outp[y*width];
+            uint8_t *Out = &outp[(height-1-y)*width];
-            uint8_t *In = &lin[y*width];
+            Imtype *In = &I->data[y*width];
             for(int x = 0; x < width; ++x){
                 *Out++ = eq_levls[*In++];
             }
         }
     }
-    FREE(lin);
+    FREE(orig_histo);
     return outp;
 }
 
@@ -344,6 +406,7 @@ int Image_write_jpg(const Image *I, const char *name, int eq){
         outp = equalize(I, 1, theconf.throwpart);
     else
         outp = linear(I, 1);
+    if(!outp) return 0;
     //DBG("Try to write %s", name);
     char *tmpnm = MALLOC(char, strlen(name) + 5);
     sprintf(tmpnm, "%s-tmp", name);
@@ -372,8 +435,9 @@ void Image_minmax(Image *I){
         int min_p = min, max_p = min;
         #pragma omp for nowait
         for(int i = 0; i < wh; ++i){
-            if(I->data[i] < min_p) min_p = I->data[i];
+            Imtype pixval = I->data[i];
-            else if(I->data[i] > max_p) max_p = I->data[i];
+            if(pixval < min_p) min_p = pixval;
+            else if(pixval > max_p) max_p = pixval;
         }
         #pragma omp critical
         {
@@ -383,27 +447,26 @@ void Image_minmax(Image *I){
     }
     I->maxval = max;
     I->minval = min;
-    DBG("Image_minmax(): Min=%g, Max=%g, time: %gms", min, max, (dtime()-t0)*1e3);
+    DBG("Image_minmax(): Min=%d, Max=%d, time: %gms", min, max, (dtime()-t0)*1e3);
 }
 
 /*
  * =================== CONVERT IMAGE TYPES ===================>
  */
 
-// convert binarized image into floating
 /**
  * @brief bin2Im - convert binarized image into floating
  * @param image - binarized image
  * @param W, H  - its size (in pixels!)
  * @return Image structure
  */
-Image *bin2Im(uint8_t *image, int W, int H){
+Image *bin2Im(const uint8_t *image, int W, int H){
     Image *ret = Image_new(W, H);
     int stride = (W + 7) / 8, s1 = (stride*8 == W) ? stride : stride - 1;
     OMP_FOR()
     for(int y = 0; y < H; y++){
         Imtype *optr = &ret->data[y*W];
-        uint8_t *iptr = &image[y*stride];
+        const uint8_t *iptr = &image[y*stride];
         for(int x = 0; x < s1; x++){
             register uint8_t inp = *iptr++;
             for(int i = 0; i < 8; ++i){
@@ -412,20 +475,21 @@ Image *bin2Im(uint8_t *image, int W, int H){
             }
         }
         int rest = W - s1*8;
-        register uint8_t inp = *iptr;
+        if(rest){
-        for(int i = 0; i < rest; ++i){
+            register uint8_t inp = *iptr;
-            *optr++ = (inp & 0x80) ? 1. : 0;
+            for(int i = 0; i < rest; ++i){
-            inp <<= 1;
+                *optr++ = (inp & 0x80) ? 1. : 0;
+                inp <<= 1;
+            }
         }
     }
-    ret->dtype = BYTE_IMG;
     ret->minval = 0;
     ret->maxval = 1;
     return ret;
 }
 
 /**
- * Convert floatpoint image into pseudo-packed (1 char == 8 pixels), all values > 0 will be 1, else - 0
+ * Convert floatpoint image into pseudo-packed (1 char == 8 pixels), all values > bk will be 1, else - 0
  * @param im (i)     - image to convert
  * @param stride (o) - new width of image
  * @param bk         - background level (all values < bk will be 0, other will be 1)
@@ -438,46 +502,47 @@ uint8_t *Im2bin(const Image *im, Imtype bk){
     int y, W0 = (W + 7) / 8, s1 = (W/8 == W0) ? W0 : W0 - 1;
     uint8_t *ret = MALLOC(uint8_t, W0 * H);
     OMP_FOR()
-    for(y = 0; y < H; y++){
+    for(y = 0; y < H; ++y){
         Imtype *iptr = &im->data[y*W];
         uint8_t *optr = &ret[y*W0];
-        register uint8_t o;
         for(int x = 0; x < s1; ++x){
-            o = 0;
+            register uint8_t o = 0;
             for(int i = 0; i < 8; ++i){
                 o <<= 1;
                 if(*iptr++ > bk) o |= 1;
             }
             *optr++ = o;
         }
-        int rest = 7 - (W - s1*8);
+        int rest = W - s1*8;
-        if(rest < 7){
+        if(rest){
-            o = 0;
+            register uint8_t o = 0;
-            for(int x = 7; x > rest; --x){
+            for(int x = 0; x < rest; ++x){
-                if(*iptr++ > 0.) o |= 1<<x;
+                o <<= 1;
+                if(*iptr++ > bk) o |= 1;
             }
-            *optr = o;
+            *optr = o << (8 - rest);
-            //*optr = o | 1<<rest; // mark outern right edge (for good CC labeling)
         }
     }
     return ret;
 }
 
-// convert size_t labels into floating
+#if 0
-Image *ST2Im(size_t *image, int W, int H){
+UNUSED function! Need to be refactored
+// convert size_t labels into Image
+Image *ST2Im(const size_t *image, int W, int H){
     Image *ret = Image_new(W, H);
     OMP_FOR()
     for(int y = 0; y < H; ++y){
         Imtype *optr = &ret->data[y*W];
-        size_t *iptr = &image[y*W];
+        const size_t *iptr = &image[y*W];
         for(int x = 0; x < W; ++x){
             *optr++ = (Imtype)*iptr++;
         }
     }
-    ret->dtype = FLOAT_IMG;
     Image_minmax(ret);
     return ret;
 }
+#endif
 
 /**
  * Convert "packed" image into size_t array for conncomp procedure
@@ -485,13 +550,13 @@ Image *ST2Im(size_t *image, int W, int H){
  * @param W, H      - size of image in pixels
  * @return allocated memory area with copy of an image
  */
-size_t *bin2ST(uint8_t *image, int W, int H){
+size_t *bin2ST(const uint8_t *image, int W, int H){
     size_t *ret = MALLOC(size_t, W * H);
     int W0 = (W + 7) / 8, s1 = W0 - 1;
     OMP_FOR()
     for(int y = 0; y < H; y++){
         size_t *optr = &ret[y*W];
-        uint8_t *iptr = &image[y*W0];
+        const uint8_t *iptr = &image[y*W0];
         for(int x = 0; x < s1; ++x){
             register uint8_t inp = *iptr++;
             for(int i = 0; i < 8; ++i){
@@ -500,10 +565,12 @@ size_t *bin2ST(uint8_t *image, int W, int H){
             }
         }
         int rest = W - s1*8;
-        register uint8_t inp = *iptr;
+        if(rest){
-        for(int i = 0; i < rest; ++i){
+            register uint8_t inp = *iptr;
-            *optr++ = (inp & 0x80) ? 1 : 0;
+            for(int i = 0; i < rest; ++i){
-            inp <<= 1;
+                *optr++ = (inp & 0x80) ? 1 : 0;
+                inp <<= 1;
+            }
         }
     }
     return ret;

LocCorr/imagefile.h

@@ -20,8 +20,24 @@
 #define IMAGEFILE_H__
 
 #include <stdint.h>
+#include <stdlib.h>  // size_t
 
-#include "fits.h"
+#ifndef OMP_FOR
+#define Stringify(x) #x
+#define OMP_FOR(x) _Pragma(Stringify(omp parallel for x))
+#endif
+
+typedef uint8_t Imtype; // maybe float or double only
+
+typedef struct{
+    int width;			// width
+    int height;			// height
+    Imtype *data;		// picture data
+    Imtype minval;      // extremal data values
+    Imtype maxval;
+    char **keylist;		// list of options for each key
+    size_t keynum;		// full number of keys (size of *keylist)
+} Image;
 
 // input file/directory type
 typedef enum{
@@ -46,11 +62,13 @@ Image *Image_new(int w, int h);
 Image *Image_sim(const Image *i);
 void Image_free(Image **I);
 int Image_write_jpg(const Image *I, const char *name, int equalize);
+size_t *get_histogram(const Image *I);
+int calc_background(const Image *img, Imtype *bk);
 
-Image *u8toImage(uint8_t *data, int width, int height, int stride);
+Image *u8toImage(const uint8_t *data, int width, int height, int stride);
-Image *bin2Im(uint8_t *image, int W, int H);
+Image *bin2Im(const uint8_t *image, int W, int H);
 uint8_t *Im2bin(const Image *im, Imtype bk);
-size_t *bin2ST(uint8_t *image, int W, int H);
+size_t *bin2ST(const uint8_t *image, int W, int H);
-Image *ST2Im(size_t *image, int W, int H);
+//Image *ST2Im(const size_t *image, int W, int H);
 
 #endif // IMAGEFILE_H__

LocCorr/improc.c

@@ -21,13 +21,13 @@
 #include <stdbool.h>
 #include <string.h>
 #include <time.h>
-#include <usefull_macros.h>
 
 #include "basler.h"
 #include "binmorph.h"
 #include "cameracapture.h"
 #include "cmdlnopts.h"
 #include "config.h"
+#include "debug.h"
 #include "draw.h"
 #include "grasshopper.h"
 #include "fits.h"
@@ -47,6 +47,7 @@ steppersproc *theSteppers = NULL;
 static FILE *fXYlog = NULL;
 static double tstart = 0.; // time of logging start
 static double FPS = 0.; // frames per second
+static float xc = -1., yc = -1.; // center coordinates
 
 typedef struct{
     uint32_t area;      // object area in pixels
@@ -115,7 +116,7 @@ static void XYnewline(){
 
 static void getDeviation(object *curobj){
     int averflag = 0;
-    static double Xc[MAX_AVERAGING_ARRAY_SIZE], Yc[MAX_AVERAGING_ARRAY_SIZE];
+    static double Xc[NAVER_MAX+1], Yc[NAVER_MAX+1];
     double xx = curobj->xc, yy = curobj->yc, xsum2 = 0., ysum2 = 0.;
     double Sx = 0., Sy = 0.;
     static int counter = 0;
@@ -126,23 +127,24 @@ static void getDeviation(object *curobj){
                 curobj->xsigma, curobj->ysigma, curobj->WdivH);
     }
     //DBG("counter = %d", counter);
-    if(++counter != theconf.naverage){
+    if(++counter < theconf.naverage){
         goto process_corrections;
     }
     // it's time to calculate average deviations
-    counter = 0; xx = 0.; yy = 0.;
+    xx = 0.; yy = 0.;
-    for(int i = 0; i < theconf.naverage; ++i){
+    for(int i = 0; i < counter; ++i){
         double x = Xc[i], y = Yc[i];
         xx += x; yy += y;
         xsum2 += x*x; ysum2 += y*y;
     }
-    xx /= theconf.naverage; yy /= theconf.naverage;
+    xx /= counter; yy /= counter;
-    Sx = sqrt(xsum2/theconf.naverage - xx*xx);
+    Sx = sqrt(xsum2/counter - xx*xx);
-    Sy = sqrt(ysum2/theconf.naverage - yy*yy);
+    Sy = sqrt(ysum2/counter - yy*yy);
+    counter = 0;
 #ifdef EBUG
-    green("\n Average centroid: X=%g (+-%g), Y=%g (+-%g)\n", xx, Sx, yy, Sy);
+    green("\n Average centroid: X=%.1f (+-%.1f), Y=%.1f (+-%.1f)\n", xx, Sx, yy, Sy);
 #endif
-    LOGDBG("getDeviation(): Average centroid: X=%g (+-%g), Y=%g (+-%g)", xx, Sx, yy, Sy);
+    LOGDBG("getDeviation(): Average centroid: X=%.1f (+-%.1f), Y=%.1f (+-%.1f)", xx, Sx, yy, Sy);
     averflag = 1;
     if(fXYlog) fprintf(fXYlog, "%.1f\t%.1f\t%.1f\t%.1f", xx, yy, Sx, Sy);
 process_corrections:
@@ -156,7 +158,6 @@ process_corrections:
 }
 
 void process_file(Image *I){
-    FNAME();
     static double lastTproc = 0.;
 /*
 #ifdef EBUG
@@ -176,12 +177,11 @@ void process_file(Image *I){
         return;
     }
     int W = I->width, H = I->height;
-    if(!I->dtype) I->dtype = FLOAT_IMG;
     //save_fits(I, "fitsout.fits");
     //DELTA("Save original");
     Imtype bk;
     if(calc_background(I, &bk)){
-        DBG("backgr = %g", bk);
+        DBG("backgr = %d", bk);
         DELTA("Got background");
         uint8_t *ibin = Im2bin(I, bk);
         DELTA("Made binary");
@@ -201,14 +201,14 @@ void process_file(Image *I){
             ConnComps *cc = NULL;
             size_t *S = cclabel4(opn, W, H, &cc);
             FREE(opn);
-            if(cc->Nobj > 1){
+            if(cc->Nobj > 1){ // Nobj = amount of objects + 1
+                DBGLOG("Nobj=%d", cc->Nobj-1);
                 object *Objects = MALLOC(object, cc->Nobj-1);
                 int objctr = 0;
                 for(size_t i = 1; i < cc->Nobj; ++i){
                     Box *b = &cc->boxes[i];
                     double wh = ((double)b->xmax - b->xmin)/(b->ymax - b->ymin);
                     //DBG("Obj# %zd: wh=%g, area=%d", i, wh, b->area);
-                    // TODO: change magick numbers to parameters
                     if(wh < theconf.minwh || wh > theconf.maxwh) continue;
                     if((int)b->area < theconf.minarea || (int)b->area > theconf.maxarea) continue;
                     double xc = 0., yc = 0.;
@@ -239,25 +239,27 @@ void process_file(Image *I){
                     };
                 }
                 DELTA("Labeling");
-                DBG("T%zd, N=%d\n", time(NULL), objctr);
+                DBGLOG("T%.2f, N=%d\n", dtime(), objctr);
                 if(objctr > 1){
                     if(theconf.starssort)
                         qsort(Objects, objctr, sizeof(object), compIntens);
                     else
                         qsort(Objects, objctr, sizeof(object), compDist);
                 }
+                if(objctr){
 #ifdef EBUG
-                object *o = Objects;
+                    object *o = Objects;
-                green("%6s\t%6s\t%6s\t%6s\t%6s\t%6s\t%6s\t%6s\t%8s\n",
+                    green("%6s\t%6s\t%6s\t%6s\t%6s\t%6s\t%6s\t%6s\t%8s\n",
-                      "N", "Area", "Mv", "W/H", "Xc", "Yc", "Sx", "Sy", "Area/r^2");
+                          "N", "Area", "Mv", "W/H", "Xc", "Yc", "Sx", "Sy", "Area/r^2");
-                for(int i = 0; i < objctr; ++i, ++o){
+                    for(int i = 0; i < objctr; ++i, ++o){
-                    // 1.0857 = 2.5/ln(10)
+                        // 1.0857 = 2.5/ln(10)
-                    printf("%6d\t%6d\t%6.1f\t%6.1f\t%6.1f\t%6.1f\t%6.1f\t%6.1f\t%8.1f\n",
+                        printf("%6d\t%6d\t%6.1f\t%6.1f\t%6.1f\t%6.1f\t%6.1f\t%6.1f\t%8.1f\n",
-                           i, o->area, 20.-1.0857*log(o->Isum), o->WdivH, o->xc, o->yc,
+                               i, o->area, 20.-1.0857*log(o->Isum), o->WdivH, o->xc, o->yc,
-                           o->xsigma, o->ysigma, o->area/o->xsigma/o->ysigma);
+                               o->xsigma, o->ysigma, o->area/o->xsigma/o->ysigma);
-                }
+                    }
 #endif
-                getDeviation(Objects); // calculate dX/dY and process corrections
+                    getDeviation(Objects); // calculate dX/dY and process corrections
+                }
                 { // prepare image and save jpeg
                     uint8_t *outp = NULL;
                     if(theconf.equalize)
@@ -265,7 +267,7 @@ void process_file(Image *I){
                     else
                         outp = linear(I, 3);
                     static Pattern *cross = NULL;
-                    if(!cross) cross = Pattern_cross(33, 33);
+                    if(!cross) cross = Pattern_xcross(33, 33);
                     Img3 i3 = {.data = outp, .w = I->width, .h = H};
                     // draw fiber center position
                     Pattern_draw3(&i3, cross, theconf.xtarget-theconf.xoff, H-(theconf.ytarget-theconf.yoff), C_B);
@@ -273,11 +275,12 @@ void process_file(Image *I){
                         int H = I->height;
                         // draw current star centroid
                         Pattern_draw3(&i3, cross, Objects[0].xc, H-Objects[0].yc, C_G);
+                        xc = Objects[0].xc;
+                        yc = Objects[0].yc;
                         // draw other centroids
                         for(int i = 1; i < objctr; ++i)
                             Pattern_draw3(&i3, cross, Objects[i].xc, H-Objects[i].yc, C_R);
-                        // Pattern_free(&cross); don't free - static variable!
+                    }else{xc = -1.; yc = -1.;}
-                    }
                     char *tmpnm = MALLOC(char, strlen(GP->outputjpg) + 5);
                     sprintf(tmpnm, "%s-tmp", GP->outputjpg);
                     if(stbi_write_jpg(tmpnm, I->width, I->height, 3, outp, 95)){
@@ -290,7 +293,11 @@ void process_file(Image *I){
                     FREE(outp);
                 }
                 FREE(Objects);
-            }else Image_write_jpg(I, GP->outputjpg, theconf.equalize);
+            }else{
+                xc = -1.; yc = -1.;
+                Image_write_jpg(I, GP->outputjpg, theconf.equalize);
+            }
+            DBGLOG("Image saved");
             FREE(S);
             FREE(cc);
         }
@@ -306,8 +313,8 @@ static char *localimages(const char *messageid, int isdir, char *buf, int buflen
     if(!impath){
         if(!realpath(GP->outputjpg, impath)) impath = strdup(GP->outputjpg);
     }
-    snprintf(buf, buflen, "{ \"%s\": \"%s\", \"camstatus\": \"watch %s\", \"impath\": \"%s\"}",
+    snprintf(buf, buflen, "{ \"%s\": \"%s\", \"camstatus\": \"watch %s\", \"impath\": \"%s\", \"xcenter\": %.1f, \"ycenter\": %.1f }",
-             MESSAGEID, messageid, isdir ? "directory" : "file", impath);
+             MESSAGEID, messageid, isdir ? "directory" : "file", impath, xc, yc);
     return buf;
 }
 static char *watchdr(const char *messageid, char *buf, int buflen){
@@ -383,3 +390,8 @@ void setpostprocess(const char *name){
 }
 
 double getFramesPerS(){ return FPS; }
+
+void getcenter(float *x, float *y){
+    if(x) *x = xc;
+    if(y) *y = yc;
+}

LocCorr/improc.h

@@ -27,8 +27,6 @@
 #define XY_TOLERANCE                (5.)
 
 #define PUSIROBO_POSTPROC   "pusirobo"
-// how many frames will be averaged to count image deviation
-#define MAX_AVERAGING_ARRAY_SIZE        (25)
 
 extern volatile atomic_bool stopwork;
 extern volatile atomic_ullong ImNumber;
@@ -54,5 +52,6 @@ void openXYlog(const char *name);
 void closeXYlog();
 void setpostprocess(const char *name);
 double getFramesPerS();
+void getcenter(float *x, float *y);
 
 #endif // IMPROC_H__

LocCorr/inotify.c

@@ -23,8 +23,8 @@
 #include <sys/inotify.h>
 #include <sys/select.h>
 #include <unistd.h>
-#include <usefull_macros.h>
 
+#include "debug.h"
 #include "imagefile.h"
 
 static char filenm[FILENAME_MAX];

LocCorr/main.c

@@ -19,11 +19,12 @@
 #include <math.h>
 #include <pthread.h>
 #include <signal.h>         // signal
+#include <stdio.h>
 #include <string.h>         // strdup
-#include <usefull_macros.h>
 
 #include "cmdlnopts.h"
 #include "config.h"
+#include "debug.h"
 #include "grasshopper.h"
 #include "improc.h"
 #include "pusirobo.h"
@@ -112,8 +113,8 @@ int main(int argc, char *argv[]){
     if(GP->throwpart < 0. || GP->throwpart > 0.99){
         ERRX("Fraction of black pixels should be in [0., 0.99]");
     }
-    if(GP->Naveraging < 2 || GP->Naveraging > MAX_AVERAGING_ARRAY_SIZE)
+    if(GP->Naveraging < 1 || GP->Naveraging > NAVER_MAX)
-        ERRX("Averaging amount should be from 2 to 25");
+        ERRX("Averaging amount should be from 1 to %d", NAVER_MAX);
     tp = chk_inp(GP->inputname);
     if(tp == T_WRONG) ERRX("Enter correct image file or directory name");
     // check ability of saving file
@@ -183,7 +184,7 @@ int main(int argc, char *argv[]){
     setpostprocess(GP->processing);
     check4running(self, GP->pidfile);
     DBG("%s started, snippets library version is %s\n", self, sl_libversion());
-    free(self);
+    free(self); self = NULL;
     signal(SIGTERM, signals); // kill (-15) - quit
     signal(SIGHUP, SIG_IGN);  // hup - ignore
     signal(SIGINT, signals);  // ctrl+C - quit

LocCorr/median.c

@@ -26,9 +26,9 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <usefull_macros.h>
 
 #include "config.h"
+#include "debug.h"
 #include "imagefile.h"
 #include "median.h"
 
@@ -36,8 +36,13 @@
 #define ELEM_SWAP(a, b) {register Imtype t = a; a = b; b = t;}
 #define PIX_SORT(a, b)  {if (p[a] > p[b]) ELEM_SWAP(p[a], p[b]);}
 
+static inline Imtype mean(Imtype a, Imtype b){
+    register uint16_t x = ((uint16_t)a + (uint16_t)b) / 2;
+    return (Imtype)x;
+}
+
 static Imtype opt_med2(Imtype *p){
-    return (p[0] + p[1]) * 0.5;
+    return mean(p[0], p[1]);
 }
 static Imtype opt_med3(Imtype *p){
     PIX_SORT(0, 1); PIX_SORT(1, 2); PIX_SORT(0, 1);
@@ -46,7 +51,7 @@ static Imtype opt_med3(Imtype *p){
 static Imtype opt_med4(Imtype *p){
     PIX_SORT(0, 2); PIX_SORT(1, 3);
     PIX_SORT(0, 1); PIX_SORT(2, 3);
-    return(p[1] + p[2]) * 0.5;
+    return mean(p[1], p[2]);
 }
 static Imtype opt_med5(Imtype *p){
     PIX_SORT(0, 1); PIX_SORT(3, 4); PIX_SORT(0, 3);
@@ -61,7 +66,7 @@ static Imtype opt_med6(Imtype *p){
     PIX_SORT(1, 2); PIX_SORT(3, 4);
     PIX_SORT(0, 1); PIX_SORT(2, 3); PIX_SORT(4, 5);
     PIX_SORT(1, 2); PIX_SORT(3, 4);
-    return ( p[2] + p[3] ) * 0.5;
+    return mean(p[2], p[3]);
 }
 static Imtype opt_med7(Imtype *p){
     PIX_SORT(0, 5); PIX_SORT(0, 3); PIX_SORT(1, 6);
@@ -78,7 +83,7 @@ static Imtype opt_med8(Imtype *p){
     PIX_SORT(3, 5); PIX_SORT(0, 1); PIX_SORT(2, 3);
     PIX_SORT(4, 5); PIX_SORT(6, 7); PIX_SORT(1, 4);
     PIX_SORT(3, 6);
-    return(p[3] + p[4]) * 0.5;
+    return mean(p[3], p[4]);
 }
 static Imtype opt_med9(Imtype *p){
     PIX_SORT(1, 2); PIX_SORT(4, 5); PIX_SORT(7, 8);
@@ -103,7 +108,7 @@ static Imtype opt_med16(Imtype *p){
     PIX_SORT(4, 5); PIX_SORT(6, 7); PIX_SORT(8, 9); PIX_SORT(10, 11);
     PIX_SORT(12, 13); PIX_SORT(14, 15); PIX_SORT(1, 8); PIX_SORT(3, 10);
     PIX_SORT(5, 12); PIX_SORT(7, 14); PIX_SORT(5, 8); PIX_SORT(7, 10);
-    return (p[7] + p[8]) * 0.5;
+    return mean(p[7], p[8]);
 }
 static Imtype opt_med25(Imtype *p){
     PIX_SORT(0, 1)  ; PIX_SORT(3, 4)  ; PIX_SORT(2, 4) ;
@@ -201,7 +206,7 @@ Imtype calc_median(Imtype *idata, int n){
     const medfunc fnarr[] = {opt_med2, opt_med3, opt_med4, opt_med5, opt_med6,
             opt_med7, opt_med8, opt_med9};
     if(n == 1) return *idata;
-    if(n < 10) fn = fnarr[n - 1];
+    if(n < 10) fn = fnarr[n - 2];
     else if(n == 16) fn = opt_med16;
     else if(n == 25) fn = opt_med25;
     if(fn){
@@ -229,12 +234,12 @@ typedef struct Mediator_t{
 #define maxCt(m) (((m)->ct)/2) //count of Imtypes in maxheap
 
 //returns 1 if heap[i] < heap[j]
-inline int mmless(Mediator* m, int i, int j){
+static inline int mmless(Mediator* m, int i, int j){
     return ImtypeLess(m->data[m->heap[i]],m->data[m->heap[j]]);
 }
 
 //swaps Imtypes i&j in heap, maintains indexes
-inline int mmexchange(Mediator* m, int i, int j){
+static inline int mmexchange(Mediator* m, int i, int j){
     int t = m->heap[i];
     m->heap[i] = m->heap[j];
     m->heap[j] = t;
@@ -244,12 +249,12 @@ inline int mmexchange(Mediator* m, int i, int j){
 }
 
 //swaps Imtypes i&j if i<j; returns true if swapped
-inline int mmCmpExch(Mediator* m, int i, int j){
+static inline int mmCmpExch(Mediator* m, int i, int j){
     return (mmless(m,i,j) && mmexchange(m,i,j));
 }
 
 //maintains minheap property for all Imtypes below i/2.
-void minSortDown(Mediator* m, int i){
+static inline void minSortDown(Mediator* m, int i){
     for(; i <= minCt(m); i*=2){
         if(i>1 && i < minCt(m) && mmless(m, i+1, i)) ++i;
         if(!mmCmpExch(m,i,i/2)) break;
@@ -257,7 +262,7 @@ void minSortDown(Mediator* m, int i){
 }
 
 //maintains maxheap property for all Imtypes below i/2. (negative indexes)
-void maxSortDown(Mediator* m, int i){
+static inline void maxSortDown(Mediator* m, int i){
     for(; i >= -maxCt(m); i*=2){
         if(i<-1 && i > -maxCt(m) && mmless(m, i, i-1)) --i;
     if(!mmCmpExch(m,i/2,i)) break;
@@ -266,14 +271,14 @@ void maxSortDown(Mediator* m, int i){
 
 //maintains minheap property for all Imtypes above i, including median
 //returns true if median changed
-int minSortUp(Mediator* m, int i){
+static inline int minSortUp(Mediator* m, int i){
     while (i > 0 && mmCmpExch(m, i, i/2)) i /= 2;
     return (i == 0);
 }
 
 //maintains maxheap property for all Imtypes above i, including median
 //returns true if median changed
-int maxSortUp(Mediator* m, int i){
+static inline int maxSortUp(Mediator* m, int i){
     while (i < 0 && mmCmpExch(m, i/2, i)) i /= 2;
     return (i == 0);
 }
@@ -282,7 +287,7 @@ int maxSortUp(Mediator* m, int i){
 
 //creates new Mediator: to calculate `nImtypes` running median.
 //mallocs single block of memory, caller must free.
-Mediator* MediatorNew(int nImtypes){
+static Mediator* MediatorNew(int nImtypes){
     int size = sizeof(Mediator) + nImtypes*(sizeof(Imtype)+sizeof(int)*2);
     Mediator* m = malloc(size);
     m->data = (Imtype*)(m + 1);
@@ -298,7 +303,7 @@ Mediator* MediatorNew(int nImtypes){
 }
 
 //Inserts Imtype, maintains median in O(lg nImtypes)
-void MediatorInsert(Mediator* m, Imtype v){
+static void MediatorInsert(Mediator* m, Imtype v){
     int isNew=(m->ct<m->N);
     int p = m->pos[m->idx];
     Imtype old = m->data[m->idx];
@@ -318,15 +323,16 @@ void MediatorInsert(Mediator* m, Imtype v){
 }
 
 //returns median Imtype (or average of 2 when Imtype count is even)
-Imtype MediatorMedian(Mediator* m){
+static Imtype MediatorMedian(Mediator* m){
     Imtype v = m->data[m->heap[0]];
     if ((m->ct&1) == 0) v = ImtypeMean(v, m->data[m->heap[-1]]);
     return v;
 }
 
+#if 0
 // median + min/max
-Imtype MediatorStat(Mediator* m, Imtype *minval, Imtype *maxval){
+static Imtype MediatorStat(Mediator* m, Imtype *minval, Imtype *maxval){
-    Imtype v= m->data[m->heap[0]];
+    Imtype v = m->data[m->heap[0]];
     if ((m->ct&1) == 0) v = ImtypeMean(v, m->data[m->heap[-1]]);
     Imtype min = v, max = v;
     int i;
@@ -342,6 +348,7 @@ Imtype MediatorStat(Mediator* m, Imtype *minval, Imtype *maxval){
     *maxval = max;
     return v;
 }
+#endif
 
 /**
  * filter image by median (seed*2 + 1) x (seed*2 + 1)
@@ -374,7 +381,7 @@ Image *get_median(const Image *img, int seed){
                 MediatorInsert(m, inputima[xx]);
             med[medidx] = MediatorMedian(m);
         }
-        FREE(m);
+        free(m);
     }
     Image_minmax(out);
     DBG("time for median filtering %zdx%zd of image %zdx%zd: %gs", blksz, blksz, w, h,
@@ -407,12 +414,12 @@ int get_stat(const Image *in, int seed, Image **mean, Image **std){
         Imtype *om = (M) ? &M->data[startidx] : NULL;
         Imtype *os = (S) ? &S->data[startidx] : NULL;
         for(int x = seed; x < xmax; ++x){
-            Imtype sum = 0, sum2 = 0;
+            double sum = 0, sum2 = 0;
             int yb = y + seed + 1, xm = x - seed;
             for(int yy = y - seed; yy < yb; ++yy){
                 Imtype *ptr = &in->data[yy * w + xm];
                 for(int xx = 0; xx < hsz; ++xx){
-                    Imtype d = *ptr++;
+                    double d = *ptr++;
                     sum += d;
                     sum2 += d*d;
                 }
@@ -420,10 +427,10 @@ int get_stat(const Image *in, int seed, Image **mean, Image **std){
             //DBG("sum=%g, sum2=%g, sz=%d", sum, sum2, sz);
             sum /= sz;
             if(om){
-                *om++ = sum;
+                *om++ = (Imtype)sum;
                 //DBG("mean (%d, %d): %g", x, y, sum);
             }
-            if(os) *os++ = sqrt(sum2/sz - sum*sum);
+            if(os) *os++ = (Imtype)sqrt(sum2/sz - sum*sum);
         }
     }
     if(mean){
@@ -437,79 +444,3 @@ int get_stat(const Image *in, int seed, Image **mean, Image **std){
     DBG("time for mean/sigma computation: %gs", dtime() - t0);
     return TRUE;
 }
-
-/**
- * @brief calc_background - Simple background calculation by histogram
- * @param img (i) - input image (here will be modified its top2proc field)
- * @param bk (o)  - background value
- * @return 0 if error
- */
-int calc_background(Image *img, Imtype *bk){
-    //DBG("image: min=%g, max=%g", img->minval, img->maxval);
-    if(!img || !bk) return FALSE;
-    if(img->maxval - img->minval < DBL_EPSILON){
-        WARNX("Zero or overilluminated image!");
-        return FALSE;
-    }
-    if(theconf.fixedbkg){
-        *bk = theconf.fixedbkg;
-        return TRUE;
-    }
-    int w = img->width, h = img->height, wh = w*h;
-    Imtype min = img->minval, ampl = img->maxval - min;
-    int histogram[256] = {0};
-    DBG("min: %g, max: %g, ampl: %g", min, img->maxval, ampl);
-    #pragma omp parallel
-    {
-        int histogram_private[256] = {0};
-        #pragma omp for nowait
-        for(int i = 0; i < wh; ++i){
-            int newval = (int)((((img->data[i]) - min)/ampl)*255. + 0.5);
-            ++histogram_private[newval];
-        }
-        #pragma omp critical
-        {
-            for(int i=0; i<256; ++i) histogram[i] += histogram_private[i];
-        }
-    }
-    int modeidx = 0, modeval = 0;
-    for(int i = 0; i < 256; ++i)
-        if(modeval < histogram[i]){
-            modeval = histogram[i];
-            modeidx = i;
-        }
-    //DBG("Mode=%g @ idx%d (N=%d)", ((Imtype)modeidx / 255.)*ampl, modeidx, modeval);
-    int diff2[256] = {0};
-    for(int i = 2; i < 254; ++i) diff2[i] = (histogram[i+2]+histogram[i-2]-2*histogram[i])/4;
-    if(modeidx < 2) modeidx = 2;
-    if(modeidx > 253){
-        WARNX("Overilluminated image");
-        return FALSE; // very bad image: overilluminated
-    }
-    int borderidx = modeidx;
-   // green("2\n");
-    for(int i = modeidx; i < 254; ++i){ // search bend-point by second derivate
-     //   printf("%d: %d, %d\n", i, diff2[i], diff2[i+1]);
-        if(diff2[i] <= 0 && diff2[i+1] <=0){
-            borderidx = i; break;
-        }
-    }
-    //DBG("borderidx=%d -> %d", borderidx, (borderidx+modeidx)/2);
-    //borderidx = (borderidx + modeidx) / 2;
-    Imtype borderval = ((Imtype)borderidx / 255.)*ampl + min;
-    if(bk) *bk = borderval;
-    //green("HISTO:\n");
-    //for(int i = 0; i < 256; ++i) printf("%d:\t%d\t%d\n", i, histogram[i], diff2[i]);
-    // calculate values of upper 2% border
-#if 0
-    Image *out = Image_sim(img);
-    //DBG("found border: %g @ %d", borderval, borderidx);
-    OMP_FOR()
-    for(int i = 0; i < wh; ++i){
-        register Imtype val = img->data[i];
-        if(val > borderval) out->data[i] = val - borderval;
-    }
-    Image_minmax(out);
-#endif
-    return TRUE;
-}

LocCorr/median.h

@@ -27,6 +27,5 @@
 Imtype calc_median(Imtype *idata, int n);
 Image *get_median(const Image *img, int seed);
 int  get_stat(const Image *in, int seed, Image **mean, Image **std);
-int calc_background(Image *img, Imtype *bk);
 
 #endif // __MEDIAN_H__

LocCorr/pusirobo.c

@@ -26,9 +26,9 @@
 #include <string.h>
 #include <sys/types.h>
 #include <sys/socket.h>
-#include <usefull_macros.h>
 
 #include "config.h"
+#include "debug.h"
 #include "improc.h" // global variable stopwork
 #include "pusirobo.h"
 #include "socket.h"
@@ -327,7 +327,7 @@ static int chkRelay(){
     relay = r;
     ret = TRUE;
 rtn:
-    FREE(ans);
+    free(ans);
     return ret;
 }
 
@@ -357,7 +357,7 @@ static int setSpeed(const char *mesg, const char *name){
         LOGERR("no %s motor", name);
         retval = FALSE;
     }
-    FREE(ans);
+    if(ans) free(ans);
     return retval;
 }
 
@@ -403,11 +403,11 @@ static int pusi_connect_server(){
     send_message_nocheck(registerVaxe);
     send_message_nocheck(registerFocus);
     send_message_nocheck(registerRelay);
-    int retval = TRUE;
+    int retval = FALSE;
-    if(!chkRelay()) retval = FALSE;
+    if(chkRelay()) retval = TRUE;
-    if(!setSpeed(setUspeed, "U")) retval = FALSE;
+    if(setSpeed(setUspeed, "U")) retval = TRUE;
-    if(!setSpeed(setVspeed, "V")) retval = FALSE;
+    if(setSpeed(setVspeed, "V")) retval = TRUE;
-    if(!setSpeed(setFspeed, "F")) retval = FALSE;
+    if(setSpeed(setFspeed, "F")) retval = TRUE;
     if(!retval) pusi_disconnect();
     else{
         state = PUSI_RELAX;
@@ -460,7 +460,7 @@ static int moving_finished(const char *mesgstatus, volatile atomic_int *position
             LOGDBG("%s not found in '%s'", CURPOSstatus, ans);
         }
     }
-    FREE(ans);
+    if(ans) free(ans);
     return ret;
 }
 
@@ -483,7 +483,7 @@ static int move_motor(const char *movecmd, int s){
         LOGWARN("NO OK in %s", ans);
         ret = FALSE;
     }
-    FREE(ans);
+    if(ans) free(ans);
     return ret;
 }
 
@@ -968,6 +968,7 @@ static char *Umove(const char *val, char *buf, int buflen){
     int Unfixed = Uposition + d + Fposition;
     if(Unfixed > theconf.maxUsteps || Unfixed < -theconf.maxUsteps){
         snprintf(buf, buflen, FAIL);
+        return buf;
     }
     dUmove = d;
     snprintf(buf, buflen, OK);
@@ -978,6 +979,7 @@ static char *Vmove(const char *val, char *buf, int buflen){
     int Vnfixed = Vposition + d + Fposition;
     if(Vnfixed > theconf.maxVsteps || Vnfixed < -theconf.maxVsteps){
         snprintf(buf, buflen, FAIL);
+        return buf;
     }
     dVmove = d;
     snprintf(buf, buflen, OK);
@@ -1009,7 +1011,7 @@ static char *relaycmd(const char *val, char *buf, int buflen){
             }
         }
     }
-    FREE(par);
+    free(par);
     snprintf(buf, buflen, "%s", ans);
     return buf;
 }

LocCorr/socket.c

@@ -29,10 +29,10 @@
 #include <sys/ioctl.h>
 #include <sys/syscall.h> // syscall
 #include <unistd.h>     // daemon
-#include <usefull_macros.h>
 
 #include "cmdlnopts.h"
 #include "config.h"
+#include "debug.h"
 #include "improc.h"
 #include "socket.h"
 
@@ -140,7 +140,7 @@ static char *moveU(const char *val, char *buf, int buflen){
     return retFAIL(buf, buflen);
 }
 static char *moveV(const char *val, char *buf, int buflen){
-    if(theSteppers && theSteppers->moveByV) return theSteppers->moveByU(val, buf, buflen);
+    if(theSteppers && theSteppers->moveByV) return theSteppers->moveByV(val, buf, buflen);
     return retFAIL(buf, buflen);
 }
 static char *relaycmd(const char *val, char *buf, int buflen){
@@ -171,7 +171,7 @@ static char *processCommand(const char msg[BUFLEN], char *ans, int anslen){
         DBG("got KEY '%s' with value '%s'", kv, value);
         key_value result;
         par = chk_keyval(kv, value, &result);
-        FREE(kv);
+        free(kv); kv = NULL;
         if(par){
             switch(par->type){
                 case PAR_INT: