/* * Khoros: $Id$ */ #if !defined(__lint) && !defined(__CODECENTER__) static char rcsid[] = "Khoros: $Id$"; #endif /* * Copyright (C) 1997, INPE. Sergio Donizete Faria, Gerald Jean Francis Banon * All rights reserved. See $K_PROG/repos/license/License. */ /* >>>>>>>>>>>>>>>>>>>>>>>>>>>>> <<<<<<<<<<<<<<<<<<<<<<<<<< >>>> >>>> Main program for klcbcen >>>> >>>> Private: >>>> main >>>> >>>> Static: >>>> Public: >>>> >>>>>>>>>>>>>>>>>>>>>>>>>>>>> <<<<<<<<<<<<<<<<<<<<<<<<<< */ #include "klcbcen.h" clui_info_struct *clui_info = NULL; /*----------------------------------------------------------- | | Routine Name: main() - Similarity measure based on L1 norm (normalized by central value) | | Purpose: main program for klcbcen | | Input: | char *clui_info->i_img_file; {Search image} | int clui_info->i_img_flag; {TRUE if -i_img specified} | | char *clui_info->t_img_file; {Template image} | int clui_info->t_img_flag; {TRUE if -t_img specified} | | char *clui_info->o_img_file; {Resulting output image} | int clui_info->o_img_flag; {TRUE if -o_img specified} | | Output: | Returns: | | Written By: Sergio Donizete Faria | Date: May 7, 1998 | Modifications: | ------------------------------------------------------------*/ int main( int argc, char **argv) { /* -main_variable_list */ kobject template; /* source object - input template image */ kobject src; /* source object - input search image */ kobject dest; /* destination object - output image */ kobject template_cen; /* destination object - template median */ int template_width; /* input template image width (num cols) */ int template_height; /* input template image height (num rows) */ int template_depth; /* depth and time give number of input template images */ int template_time; int template_bands; /* number of bands per input template image */ int src_width; /* input search image width (num cols) */ int src_height; /* input search image height (num rows) */ int src_depth; /* depth and time give number of input search images */ int src_time; int src_bands; /* number of bands per input search image */ int num_regions; int size_template; int h, i, i1, k; int hh, ii, jj, kk; int ii0, ii1, kk01, kk10; int index01, index1, aux1; int cen_win_src, cen_win_template; double src_norm, abs_dif, sum_abs_val, sigma; double *template_data=NULL; double *template_cen_data=NULL; double *src_data=NULL; double *dest_data=NULL; /* -main_variable_list_end */ khoros_init(argc, argv, "MATCHING", PRODUCT_RELEASE_DATE, PRODUCT_RELEASE_NAME, PRODUCT_RELEASE_VERSION, PRODUCT_RELEASE_MAJOR, PRODUCT_RELEASE_MINOR, "$MATCHING/objects/kroutine/klcbcen"); kexit_handler(klcbcen_free_args, NULL); /* -main_get_args_call */ kclui_init("MATCHING", "klcbcen", KGEN_KROUTINE, &clui_uis_spec, klcbcen_usage_additions, klcbcen_get_args, klcbcen_free_args); /* -main_get_args_call_end */ /* -main_before_lib_call */ /* * Open the source (template and search image) and destination (dest) * data objects using kpds_open_input_object and kpds_open_output_object * calls. These calls will open the source and destination data object * with the flags set correctly. If an open fails, report the error * using kerror, close opened objects if necessary, and exit the program * using kexit call. */ if ((template = kpds_open_input_object (clui_info->t_img_file)) == KOBJECT_INVALID) { kerror(NULL, "klcbcen", "Cannot open source object template."); kexit(KEXIT_FAILURE); } if ((src = kpds_open_input_object (clui_info->i_img_file)) == KOBJECT_INVALID) { kerror(NULL, "klcbcen", "Cannot open source object src."); kexit(KEXIT_FAILURE); kpds_close_object(template); } if ((dest = kpds_open_output_object (clui_info->o_img_file)) == KOBJECT_INVALID) { kerror(NULL, "klcbcen", "Cannot open destination object (output image)."); kpds_close_object(template); kpds_close_object(src); kexit(KEXIT_FAILURE); } /* * Create data object (template_cen) using kpds_create_object calls. * If create object fails, report the error using kerror exit the * program using kexit call. */ if ((template_cen = kpds_create_object ()) == KOBJECT_INVALID) { kerror(NULL,"klcbcen","Cannot create object template_cen."); kexit(KEXIT_FAILURE); } /* * Copy the search image object (src) to destination object (dest). * If the copy function fails, report the error and exit. The object * will be closed by kexit (). Since, the exit status is KEXIT FAILURE * the output object will not be writen to a permanent transport. */ if (! kpds_copy_object (src, dest)) { kerror(NULL, "klcbcen", "kpds_copy_object failed"); kexit(KEXIT_FAILURE); } /* * Copy the template object to template_cen object. If the copy function * fails, report the error and exit. The object will be closed by kexit. * Since, the exit status is KEXIT FAILURE the output object will not be * writen to a permanent transport. */ if (! kpds_copy_object (template, template_cen)) { kerror(NULL, "klcbcen", "kpds_copy_object failed"); kexit(KEXIT_FAILURE); } /* * Get the KPDS_VALUE_SIZE attribute of the source object (template) * which provides the information about number of data elements in each * direction of source object. */ if (! kpds_get_attribute (template, KPDS_VALUE_SIZE, &template_width, &template_height,&template_depth, &template_time, &template_bands)) { kerror(NULL,"klcbcen", "kpds_get_attribute failed for KPDS_VALUE_SIZE"); kexit(KEXIT_FAILURE); } /* * Get the KPDS_VALUE_SIZE attribute of the source object (src) which * provides the information about number of data elements in each * direction of source object. */ if (! kpds_get_attribute (src, KPDS_VALUE_SIZE, &src_width, &src_height, &src_depth, &src_time, &src_bands)) { kerror(NULL,"klcbcen", "kpds_get_attribute failed for KPDS_VALUE_SIZE"); kexit(KEXIT_FAILURE); } /* * Specifying the size of the region to process the template. * Set this region size to: * - template_width = width of region (template image width) * - template_height = height of region * - template_depth = depth size of region * - template_time = time size of region * - template_bands = number of bands in the region */ if (! kpds_set_attribute (template, KPDS_VALUE_REGION_SIZE, template_width,template_height, template_depth,template_time, template_bands)) { kerror("NULL", "klcbcen", "kpds_get_attribute failed for KPDS_VALUE_REGION_SIZE (template)."); kexit(KEXIT_FAILURE); } /* * Specifying the size of the region to process by selection a set of * rows from the source image as the region process. * Set this region size to: * - src_width = width of region (source image width) * - template_height = height of region * - template_depth = depth size of region * - template_time = time size of region * - template_bands = number of bands in the region */ if (! kpds_set_attribute (src, KPDS_VALUE_REGION_SIZE, src_width, template_height, template_depth, template_time, template_bands)) { kerror("NULL", "klcbcen", "kpds_get_attribute failed for KPDS_VALUE_REGION_SIZE"); kexit(KEXIT_FAILURE); } if (! kpds_set_attribute (dest, KPDS_VALUE_REGION_SIZE, src_width, template_height, template_depth, template_time, template_bands)) { kerror("NULL", "klcbcen", "kpds_get_attribute failed for KPDS_VALUE_REGION_SIZE (dest)"); kexit(KEXIT_FAILURE); } /* ********************************************************************** * Major loop for processing ********************************************************************** */ /* * Outer loops: variable hh and ii are the number of images in input * object. */ cen_win_template = (template_height * template_width)/2; for (hh = 0; hh < src_time; hh++) { for (ii = 0; ii < src_depth; ii++) { /* * 1st Middle loop: variable is the number of bands (elements) * to process. * - src_bands = number of bands (elements) per image in source * object */ for ( kk = 0; kk < src_bands; kk++) { /* * Get a region of template data. * - size_template = size (height x width) of source * object (template) */ kpds_set_attribute(template, KPDS_VALUE_POSITION, 0, 0, ii, hh, kk); template_data = (double *)(kpds_get_data(template, KPDS_VALUE_ALL, template_data)); if (template_data == NULL) { kerror("NULL", "klcbcen", "kpds_get_data failed for KPDS_VALUE_ALL (template)."); kexit(KEXIT_FAILURE); } kpds_set_attribute(template_cen, KPDS_VALUE_POSITION, 0, 0, ii, hh, kk); template_cen_data = (double *)(kpds_get_data(template_cen, KPDS_VALUE_ALL, template_cen_data)); if (template_cen_data == NULL) { kerror("NULL", "klcbcen", "kpds_get_data failed for KPDS_VALUE_ALL (template_cen)."); kexit(KEXIT_FAILURE); } size_template = template_height * template_width; for (i1 = 0; i1 < size_template; i1++) { template_cen_data[i1] = template_data[i1] - template_data[cen_win_template]; } /* * 2nd Middle loop: variable is the number of regions to * process * - num_regions = number of rows (height) of source object */ num_regions = src_height; jj = 0; for (ii1 = template_height - 1; ii1 < num_regions; ii1++) { /* * Get a region of data and apply the operator across that * region. */ kpds_set_attribute(src, KPDS_VALUE_POSITION, 0, jj, ii, hh, kk); src_data = (double *)(kpds_get_data(src, KPDS_VALUE_REGION, src_data)); if (src_data == NULL) { kerror("NULL", "klcbcen", "kpds_get_data failed for KPDS_VALUE_REGION."); kexit(KEXIT_FAILURE); } /* * Get a region of data in which temporarily store the * results of operator. */ kpds_set_attribute(dest,KPDS_VALUE_POSITION,0,jj,ii,hh,kk); dest_data = (double *)(kpds_get_data(dest,KPDS_VALUE_REGION, dest_data)); if (dest_data == NULL) { kerror("NULL", "klcbcen", "kpds_get_data failed for KPDS_VALUE_REGION dest."); kexit(KEXIT_FAILURE); } /* * Inner loop: variable is the number of columns of region * tobe processed. * - src_width = width of source object (input image) * - template_width = width of template image */ /* * Similarity measure based on the L1 norm (normalized by * central value). */ cen_win_src = template_height/2 * src_width + template_width/2; for (ii0 = template_width - 1; ii0 < src_width; ii0++) { index1 = template_height - 1; abs_dif = 0; sum_abs_val = 0; sigma = 0; for (kk10 = 0; kk10 < template_height; kk10++) { index01 = index1 * src_width + ii0; for (kk01 = 0; kk01 < template_width; kk01++) { src_norm = src_data[index01] - src_data[cen_win_src]; abs_dif = kabs(src_norm - template_cen_data[template_width * template_height - template_width * kk10 - kk01 - 1]); sum_abs_val = kabs(src_norm) + kabs(template_cen_data[template_width * template_height - template_width * kk10 - kk01 - 1]); if (sum_abs_val == 0) { sigma += 1 - (abs_dif/(sum_abs_val + 0.0001)); } else { sigma += 1 - (abs_dif/sum_abs_val); } index01--; } index1--; } aux1 = (ii0 - (((template_width - 1)/2) - 1) + (((template_width - 1)/2) * src_width - 1)); dest_data[aux1] = (sigma/size_template); cen_win_src ++; } if (! kpds_put_data(dest, KPDS_VALUE_REGION, dest_data)) { kerror("NULL", "klcbcen", "kpds_put_data failed for destination object."); kexit(KEXIT_FAILURE); } jj++; } } } }/* end of loop */ /* -main_before_lib_call_end */ /* -main_library_call */ /* -main_library_call_end */ /* -main_after_lib_call */ /* add history to the output object */ if (!kpds_set_attribute(dest, KPDS_HISTORY, kpds_history_string())) { kerror("klcbcen", "main", "Unable to set history on the destination object"); kexit(KEXIT_FAILURE); } /* * If the library call succeeded, close the source, kernel and * destination data objects using kpds_close_object and exit * using kexit. */ kpds_close_object(src); kpds_close_object(template); kpds_close_object(dest); kpds_close_object(template_cen); /* -main_after_lib_call_end */ kexit(KEXIT_SUCCESS); return KEXIT_SUCCESS; } /*----------------------------------------------------------- | | Routine Name: klcbcen_usage_additions | | Purpose: Prints usage additions in klcbcen_usage routine | | Input: None | | Output: None | Written By: ghostwriter -oname klcbcen | Date: July 1, 1997 | Modifications: | ------------------------------------------------------------*/ void klcbcen_usage_additions(void) { kfprintf(kstderr, "\tSimilarity measure based on L1 norm (normalized by central\n"); kfprintf(kstderr, "\tvalue)\n"); /* -usage_additions */ /* -usage_additions_end */ } /*----------------------------------------------------------- | | Routine Name: klcbcen_free_args | | Purpose: Frees CLUI struct allocated in klcbcen_get_args() | | Input: None | | Output: None | Written By: ghostwriter -oname klcbcen | Date: July 1, 1997 | Modifications: | ------------------------------------------------------------*/ /* ARGSUSED */ void klcbcen_free_args( kexit_status status, kaddr client_data) { /* do the wild and free thing */ if (clui_info != NULL) { kfree_and_NULL(clui_info->i_img_file); kfree_and_NULL(clui_info->t_img_file); kfree_and_NULL(clui_info->o_img_file); kfree_and_NULL(clui_info); } /* -free_handler_additions */ /* -free_handler_additions_end */ }