/* * XIMQ * * Copyright © 1991, 1994 Digital Equipment Corporation * All rights reserved. * * Permission to use, copy, modify, and distribute this software and its * documentation for any purpose, without fee, and without written agreement is * hereby granted, provided that the above copyright notice and the following * two paragraphs appear in all copies of this software. * * IN NO EVENT SHALL DIGITAL EQUIPMENT CORPORATION BE LIABLE TO ANY PARTY FOR * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION. * * DIGITAL EQUIPMENT CORPORATION SPECIFICALLY DISCLAIMS ANY WARRANTIES, * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY * AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS * ON AN "AS IS" BASIS, AND DIGITAL EQUIPMENT CORPORATION HAS NO OBLIGATION TO * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. * */ #include "stdio.h" #include "stdlib.h" #include "string.h" #include "rms.h" #include "secdef.h" #include "descrip.h" #include "ssdef.h" #include "ctype.h" #include "math.h" #include "decw$include:keysym.h" #include "decw$include:xlib.h" #include "decw$include:xutil.h" #include "decw$include:x.h" #define DEFAULT_FILE (unsigned char *) "XIMQ$:.IMQ" #define INDEX_DEFAULT (unsigned char *) "XIMQ$:IMGINDEX.TAB" #define VOLUME_DEFAULT (unsigned char *) "XIMQ$:VOLDESC.SFD" #define INDEX_FILE (unsigned char *) "XIMQ$:[INDEX]IMGINDEX.TAB" #define VOLUME_FILE (unsigned char *) "XIMQ$:[000000]VOLDESC.SFD" #define FONT1 "-Bigelow & Holmes-Menu-Medium-R-Normal--12-120-75-75-P-70-ISO8859-1" #define FONT2 "-Bigelow & Holmes-Menu-Medium-R-Normal--10-100-75-75-P-56-ISO8859-1" #define FONT3 "-Adobe-Helvetica-Bold-R-Normal--12-120-75-75-P-70-ISO8859-1" #define FONT4 "fixed" #define TRUE 1 #define FALSE 0 #define DEF_COLORS 128 #define MAX_VALUES 256 #define MAX_PIXEL MAX_VALUES-1 #define TEXT_MAX 80 #define DEF_DISPLAY_INC 10 #define DEF_SCANLINES 800 #define DEF_SAMPLES_PER_LINE 800 #define SMALL_SCANLINES 200 #define SMALL_SAMPLES_PER_LINE 200 #define INTENSITY_WINDOW_WIDTH 32 #define DEF_HIGHLIGHT_WIDTH 1 #define HIGHLIGHT_MAX 15 #define EQ_X 70 #define EQ_X1 66 #define EQ_X2 74 #define BLACK_LIMIT_DEFAULT 0 #define WHITE_LIMIT_DEFAULT MAX_PIXEL #define AUTO_EQUAL_DEFAULT 1 #define BLACK_FUDGE_DEFAULT 5 #define WHITE_FUDGE_DEFAULT 20 #define BRIGHTNESS_DEFAULT 0 #define BRIGHT_SHIFT_DEFAULT 5 struct statedef { int workstation_open; /* Is there a display? */ int main_display_open; /* Main display open */ int debugging; /* Print debug statements */ int planes; /* Number of planes */ int screen; /* Screen number */ int need_colormap; /* Window attribute */ int vis_class; /* Visual Class */ int manual_file_select; /* */ int use_file_select_window; /* */ int file_select_window_mapped; /* */ int use_message_window; /* */ int message_window_mapped; /* */ int show_select_window; /* .. the menu window */ int white_pixel; /* */ int black_pixel; /* */ int default_pixel; /* */ int foreground_pixel; /* Default foreground pixel */ int red_pixel; /* Red color */ int green_pixel; /* Green color */ int blue_pixel; /* Blue color */ int number_of_colors; /* Number of colors to use */ int num_outlines; /* Number out per call... */ int num_scanlines; /* Image scanlines */ int samples_per_line; /* and number of samples */ int colormap; /* Colormap ID */ int pixel_map[MAX_VALUES]; /* Revectored pixels */ int pixel_intensities[MAX_VALUES]; /* Final Color */ int gamma_correction[MAX_VALUES]; /* Lookup Table */ Display *display; /* Display ID */ Window root; /* Window and Root IDs */ Visual *visual; /* Visual ID */ XEvent *event; /* Event packet */ Window image_window; /* Image window ID */ GC image_gc; /* GC for the image */ GC small_image_gc; /* GC for the small image */ unsigned char *image_buffer1; unsigned char *zoom_buffer1; unsigned char *zoom_buffer2; unsigned char *original_image_buffer1; unsigned char *original_image_buffer2; unsigned char *current_image; unsigned char *original_image; unsigned char *zoom_buffer; unsigned char *image_buffer; XImage *main_ximage; /* main image structure pointer */ XImage *small_ximage; /* small image structure pointer */ unsigned char *index_filename; int index_file_open; int use_index; unsigned char *volume_filename; int volume_file_open; int use_volume; }; typedef struct _wininfo { Window window; void (*event_rtn)(); } WININFO; struct window_list { int last; WININFO list[50]; }; struct txtdef { char *volume_set_name; char *volume_set_id; char *volume_name; char *volume_id; char *mission_name; char *mission_phase_name; char *volume_note[8]; char *data_set_description[40]; char filter_name[TEXT_MAX]; char target_name[TEXT_MAX]; char image_id[TEXT_MAX]; char image_number[TEXT_MAX]; char note_data[TEXT_MAX]; char image_time[TEXT_MAX]; char filter_number[TEXT_MAX]; char scan_mode[TEXT_MAX]; char spacecraft_name[TEXT_MAX]; char work_buffer[TEXT_MAX]; char *status_text; char *no_select; char *calibrating_text; char *uncompressing_text; }; /* * Display a scanline as an inline function via a MACRO * */ #define display_scanline(line,scan,count) { int zz; state.main_ximage->data = (char *) scan;\ XPutImage (state.display, state.image_window, state.image_gc, state.main_ximage, 0, 0, 0, line, state.samples_per_line, count);\ XFlush(state.display); \ if ((zz = XEventsQueued(state.display, QueuedAfterFlush)) > 0) handle_events(zz, FALSE);}; /* * Inline macro to map the image data to pixel values * */ #define reformat_image_data(input_image, image_pointer) { \ int i; union {unsigned char *c; unsigned int *l; } new_image; \ unsigned char *orig_image = input_image; \ new_image.c = image_pointer; \ if (state.planes > 8) { \ for (i = 0; i < state.samples_per_line; i += 1) { \ *new_image.l++ = state.pixel_map[*orig_image++]; \ } \ } \ else { \ for (i = 0; i < state.samples_per_line; i += 1) { \ *new_image.c++ = state.pixel_map[*orig_image++]; \ } \ } \ image_pointer = new_image.c; }; /* * Macro's for the median filter * */ #define s2(a,b) {register int t; if ((t = b-a) < 0) {a += t; b -= t;}} #define mn3(a,b,c) s2(a,b); s2(a,c); #define mx3(a,b,c) s2(b,c); s2(a,c); #define mnmx3(a,b,c) mx3(a,b,c); s2(a,b); #define mnmx4(a,b,c,d) s2(a,b); s2(c,d); s2(a,c); s2(b,d); #define mnmx5(a,b,c,d,e) s2(a,b); s2(c,d); mn3(a,c,e); mx3(b,d,e); #define mnmx6(a,b,c,d,e,f) s2(a,d); s2(b,e); s2(c,f); mn3(a,b,c); mx3(d,e,f); /* * The huffman encoding data is loaded into a tree structure. * */ typedef struct leaf { struct leaf *right; short int dn; struct leaf *left; } NODE; /* * Image files are opened by using section files, and * we maintain synthetic record pointers and state to * allow access that simulates read/write/seek operations. * * As we process the label and the image, we also load * up all of the interesting file information into this * block, including the uncompressed image and the * subsampled small version of the image. This image * data in this record is 8-bit greyscale that has not * been modified beyond being uncompressed, and perhaps * calibrated (dark current subtracted from the image). * * Image processing operations, and pixel mapping happens * in other buffers. * * */ typedef struct fileinfo { int type; int index_file_pos; int input_file_mapped; int input_file_open; int start_addr; int end_addr; int current_record; int record_format; int record_bytes; int label_records; int file_records; int image_histogram_record; int image_histogram_length; int encoding_histogram_record; int encoding_histogram_length; int engineering_table_record; int engineering_table_length; int image_record; union { unsigned char *data; short int *length; } record; NODE *tree; struct FAB fab; int filename_valid; unsigned char input_filename[256]; int image_hist[511]; int encoding_hist[511]; int image_valid; int image_calibrated; unsigned char image_buffer[DEF_SCANLINES*(DEF_SAMPLES_PER_LINE+1)]; unsigned char small_image_buffer[4*SMALL_SCANLINES*SMALL_SAMPLES_PER_LINE]; } FILEINFO; /* * Routine references * */ extern int subtract_image(); extern int nearest_neighbor_zoom(); extern int pixel_replicate_zoom(); extern int matrix_3x3_zoom(); extern int convolve_image_3x3(); extern int convolve_image_3x3_int(); extern int median_filter(); extern int display_message_window(); extern int hide_message_window(); /* * XIMQ.C * */ extern void reset_image(FILEINFO *); extern int process_image(FILEINFO *, int ); extern int create_small_image(unsigned char *, unsigned char *, int, int, int); extern int create_uncompressed_image(FILEINFO *, unsigned char *, int); extern int get_image_histogram(FILEINFO *); extern int get_init_encoding_histogram(FILEINFO *); extern int get_new_image_file(FILEINFO *); extern int open_workstation(); extern int create_main_display(); extern void setup_colormap(); extern int setup_gamma_correction(); extern void setup_pixel_map(); extern void main_loop(); extern int handle_events(int, int); extern int highlight_colors_writeable( int, int, int, int, int); extern void display_small_image_window(); extern void display_small_image_scanline(int, int); extern void display_select_window(); extern void display_image(int, int); extern void display_image_histogram(FILEINFO *); extern void display_image_colors(FILEINFO *); extern void display_image_text(); extern void display_image_status(); extern void quit_ximq(); extern void new_image(); extern void equalize(); extern void reset_image_variables(); extern void noequal(); extern void start_zoom(); extern void unzoom(); extern void gamma_darken(); extern void gamma_lighten(); extern void brighten(); extern void darken(); extern void apply_median_filter(); extern void sharpen_image(); extern void smooth(); extern void nada(); extern void calibrate(); extern void uncalibrate(); extern void next_menu(); extern void prev_menu(); extern void refresh_display(); extern int undraw_zoom_rubberband(); extern int draw_zoom_rubberband(); extern void zoom_image(int, int, int, int, int, int); extern void recompute_output(int, int); extern int parse_command_line(int, char *[]); extern void usage(int, char *[], int, int); extern Window Add_Window(Display *, Window, int, int, int, int, int, int, int, Visual *, int, XSetWindowAttributes *, void (*rtn)()); extern void event_on_main_window(XEvent *, int); extern void event_on_text_window(XEvent *, int); extern void event_on_status_window(XEvent *, int); extern void event_on_hist_window(XEvent *, int); extern void event_on_select_window(XEvent *, int); extern void event_on_intensity_window(XEvent *, int); extern void event_on_image_window(XEvent *, int); extern void event_on_small_image_window(XEvent *, int); /* * XIMQ_IMAGE_FINDER.C * */ extern int nocase_strcmp(unsigned char *, unsigned char *, int); extern void clear_string(unsigned char *, int); extern void copy_string(unsigned char *, unsigned char *, int); extern int process_volume_info(); extern int parse_volume_string(unsigned char *, int, unsigned char **, int); extern int position_stream(unsigned char *, int, int); extern int create_file_select_window(int); extern int display_file_text(int, int, int); extern int display_file_selected(); extern int display_match_window(int, GC); extern int display_select_file_window(); extern int display_top_arrow(); extern int display_bottom_arrow(); extern int display_scroll_window(); extern int scroll_text_window(int); extern int get_image_file(unsigned char *, int, int *, int *, int, unsigned char *); extern int hide_file_select_window(); extern int draw_cursor(int); extern int insert_character(XEvent *, int); extern int open_volume_descriptor(); extern int open_index_file(); extern int scan_and_display(); extern int scan_index(); extern int scan_calib(); extern int find_calibration_image(); extern void event_on_fs_text_window(XEvent *, int); extern void event_on_file_select_window(XEvent *, int); extern void event_on_fs_scroll_window(XEvent *, int); extern void event_on_fs_ta_window(XEvent *, int); extern void event_on_fs_ba_window(XEvent *, int); extern void event_on_fs_match_window(XEvent *, int); extern void event_on_mw_window(XEvent *, int); extern void event_on_mw8_window(XEvent *, int); extern void event_on_fs_selected_window(XEvent *, int); /* * XIMQ_FILEIO.C * */ extern int open_image_file(); extern int process_label(); extern int parse_value(); extern int parse_string(); extern int read_var(); extern int set_pos_var(); extern int seek_var(); extern int rewind_file(FILEINFO *); extern int close_file(FILEINFO *); /* * XIMQ_DECOMPRESS.C * */ extern NODE *huff_tree(int *); extern NODE *new_node(int); extern void delete_node(NODE *); extern void sort_freq(int *, NODE **, int); extern void dcmprs(unsigned char *, unsigned char *, int *, int *, NODE *); /* * FIND_POSITION.C * */ extern int FindBestWindowPosition( Display *, Window, int, int, int, int, int *, int *, int, Window); /* * Common extern data references * */ extern struct statedef state; extern struct txtdef txt;