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main.c
1165 lines (978 loc) · 30.2 KB
/
main.c
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/*
* main.c
*
* metapixel
*
* Copyright (C) 1997-2009 Mark Probst
*
* 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 2
* 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, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <sys/time.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <unistd.h>
#include <string.h>
#include <math.h>
#include <errno.h>
#include <glib.h>
#include "getopt.h"
#include "zoom.h"
#include "rwimg/readimage.h"
#include "rwimg/writeimage.h"
#include "lispreader/lispreader.h"
#include "cmdline.h"
static unsigned int num_metapixels = 0;
static library_t **libraries = 0;
static unsigned int num_libraries = 0;
/* default settings */
static char *default_prepare_directory = 0;
static int default_prepare_width = DEFAULT_PREPARE_WIDTH, default_prepare_height = DEFAULT_PREPARE_HEIGHT;
static string_list_t *default_library_directories = 0;
static int default_small_width = DEFAULT_WIDTH, default_small_height = DEFAULT_HEIGHT;
static int default_color_space = COLOR_SPACE_HSV;
static float default_weight_factors[NUM_CHANNELS] = { 1.0, 1.0, 1.0 };
static int default_metric = METRIC_SUBPIXEL;
static int default_search = SEARCH_LOCAL;
static int default_classic_min_distance = DEFAULT_CLASSIC_MIN_DISTANCE;
static int default_collage_min_distance = DEFAULT_COLLAGE_MIN_DISTANCE;
static int default_cheat_amount = 0;
static int default_forbid_reconstruction_radius = 0;
static unsigned int default_metapixel_flip = FLIP_HOR | FLIP_VER, default_prepare_flip = FLIP_HOR;
/* actual settings */
static int small_width, small_height;
static int color_space;
static float weight_factors[NUM_CHANNELS];
static int forbid_reconstruction_radius;
static int benchmark_rendering = 0;
static const char*
strip_path (const char *name)
{
char *p = strrchr(name, '/');
if (p == 0)
return name;
return p + 1;
}
static string_list_t*
string_list_prepend_copy (string_list_t *lst, const char *str)
{
string_list_t *new = (string_list_t*)malloc(sizeof(string_list_t));
new->str = strdup(str);
new->next = lst;
return new;
}
static unsigned int
string_list_length (string_list_t *lst)
{
unsigned int l = 0;
while (lst != 0)
{
++l;
lst = lst->next;
}
return l;
}
static void
add_library (library_t *library)
{
++num_libraries;
if (num_libraries == 1)
libraries = (library_t**)malloc(sizeof(library_t*));
else
libraries = (library_t**)realloc(libraries, num_libraries * sizeof(library_t*));
assert(libraries != 0);
libraries[num_libraries - 1] = library;
num_metapixels += library->num_metapixels;
}
static void
init_metric (metric_t *metric, int kind)
{
if (kind == METRIC_SUBPIXEL)
metric_init(metric, METRIC_SUBPIXEL, color_space, weight_factors);
else
assert(0);
}
static void
print_current_time (void)
{
struct timeval tv;
gettimeofday(&tv, 0);
printf("time: %lu %lu\n", (unsigned long)tv.tv_sec, (unsigned long)tv.tv_usec);
}
static void
generate_collage (char *input_name, char *output_name, float scale, int min_distance, int metric_kind, int cheat,
unsigned int allowed_flips)
{
bitmap_t *in_bitmap, *out_bitmap;
metric_t metric;
collage_mosaic_t *mosaic;
unsigned int scaled_small_width = (unsigned int)(small_width / scale);
unsigned int scaled_small_height = (unsigned int)(small_height / scale);
in_bitmap = bitmap_read(input_name);
if (in_bitmap == 0)
{
fprintf(stderr, "Error: Could not read image `%s'.\n", input_name);
exit(1);
}
init_metric(&metric, metric_kind);
mosaic = collage_generate_from_bitmap(num_libraries, libraries, in_bitmap,
scaled_small_width, scaled_small_height,
scaled_small_width, scaled_small_height,
min_distance, &metric, allowed_flips, 0);
assert(mosaic != 0);
out_bitmap = collage_paste_to_bitmap(mosaic,
(unsigned int)(in_bitmap->width * scale),
(unsigned int)(in_bitmap->height * scale),
in_bitmap,
cheat * 0x10000 / 100,
0);
assert(out_bitmap != 0);
collage_free(mosaic);
bitmap_free(in_bitmap);
bitmap_write(out_bitmap, output_name);
bitmap_free(out_bitmap);
}
static int
get_image_size (const char *filename, unsigned int *width, unsigned int *height)
{
image_reader_t *reader = open_image_reading(filename);
if (reader == 0)
return 0;
*width = reader->width;
*height = reader->height;
free_image_reader(reader);
return 1;
}
static int
calculate_metasize (const char *filename, float scale, unsigned int *metawidth, unsigned int *metaheight)
{
unsigned int width, height;
if (!get_image_size(filename, &width, &height))
return 0;
width = width * scale;
height = height * scale;
*metawidth = (width + small_width - 1) / small_width;
*metaheight = (height + small_height - 1) / small_height;
return 1;
}
static classic_reader_t*
make_classic_reader (const char *in_image_name, float in_image_scale)
{
tiling_t tiling;
classic_reader_t *reader;
unsigned int metawidth, metaheight;
if (!calculate_metasize(in_image_name, in_image_scale, &metawidth, &metaheight))
return 0;
tiling_init_rectangular(&tiling, metawidth, metaheight);
reader = classic_reader_new_from_file(in_image_name, &tiling);
assert(reader != 0);
return reader;
}
static int
make_classic_mosaic (char *in_image_name, char *out_image_name,
int metric_kind, float scale, int search, int min_distance, int cheat, unsigned int flip,
char *in_protocol_name, char *out_protocol_name)
{
classic_mosaic_t *mosaic;
if (in_protocol_name != 0)
{
int num_new_libraries;
library_t **new_libraries;
mosaic = classic_read(num_libraries, libraries, in_protocol_name, &num_new_libraries, &new_libraries);
if (num_new_libraries > 0)
{
int i;
for (i = 0; i < num_new_libraries; ++i)
add_library(new_libraries[i]);
free(new_libraries);
}
if (mosaic == 0)
return 0;
}
else
{
classic_reader_t *reader;
metric_t metric;
matcher_t matcher;
reader = make_classic_reader(in_image_name, scale);
if (reader == 0)
{
fprintf(stderr, "Error: cannot open input image `%s'.\n", in_image_name);
return 0;
}
init_metric(&metric, metric_kind);
if (search == SEARCH_LOCAL)
matcher_init_local(&matcher, &metric, min_distance);
else if (search == SEARCH_GLOBAL)
matcher_init_global(&matcher, &metric);
else
assert(0);
mosaic = classic_generate(num_libraries, libraries, reader, &matcher, forbid_reconstruction_radius, flip, 0);
classic_reader_free(reader);
}
assert(mosaic != 0);
if (benchmark_rendering)
{
int i;
for (i = 0; i < mosaic->tiling.metawidth * mosaic->tiling.metaheight; ++i)
{
metapixel_t *pixel = mosaic->matches[i].pixel;
if (pixel->bitmap == 0)
{
pixel->bitmap = metapixel_get_bitmap(pixel);
assert(pixel->bitmap != 0);
}
}
}
if (out_protocol_name != 0)
{
FILE *protocol_out = fopen(out_protocol_name, "w");
if (protocol_out == 0)
{
fprintf(stderr, "Error: Cannot open protocol file `%s' for writing: %s.\n", out_protocol_name, strerror(errno));
/* FIXME: free stuff */
return 0;
}
else
classic_write(mosaic, protocol_out);
fclose(protocol_out);
}
{
classic_reader_t *reader = 0;
classic_writer_t *writer;
unsigned int metawidth, metaheight;
if (!calculate_metasize(in_image_name, scale, &metawidth, &metaheight))
{
fprintf(stderr, "Error: could not read input image `%s'.\n", in_image_name);
classic_free(mosaic);
return 0;
}
if (cheat > 0)
{
reader = make_classic_reader(in_image_name, scale);
assert(reader != 0);
}
writer = classic_writer_new_for_file(out_image_name, metawidth * small_width, metaheight * small_height);
assert(writer != 0);
classic_paste(mosaic, reader, cheat * 0x10000 / 100, writer, 0);
classic_writer_free(writer);
if (cheat > 0)
classic_reader_free(reader);
}
classic_free(mosaic);
return 1;
}
#define RC_FILE_NAME ".metapixelrc"
static void
read_rc_file (void)
{
lisp_stream_t stream;
char *homedir;
char *filename;
homedir = getenv("HOME");
if (homedir == 0)
{
fprintf(stderr, "Warning: HOME is not in environment - cannot find rc file.\n");
return;
}
filename = (char*)malloc(strlen(homedir) + 1 + strlen(RC_FILE_NAME) + 1);
strcpy(filename, homedir);
strcat(filename, "/");
strcat(filename, RC_FILE_NAME);
if (access(filename, R_OK) == 0)
{
if (lisp_stream_init_path(&stream, filename) == 0)
fprintf(stderr, "Warning: could not open rc file `%s'.", filename);
else
{
for (;;)
{
lisp_object_t *obj;
int type;
obj = lisp_read(&stream);
type = lisp_type(obj);
if (type != LISP_TYPE_EOF && type != LISP_TYPE_PARSE_ERROR)
{
lisp_object_t *vars[3];
if (lisp_match_string("(prepare-directory #?(string))", obj, vars))
default_prepare_directory = strdup(lisp_string(vars[0]));
else if (lisp_match_string("(prepare-dimensions #?(integer) #?(integer))", obj, vars))
{
default_prepare_width = lisp_integer(vars[0]);
default_prepare_height = lisp_integer(vars[1]);
}
else if (lisp_match_string("(library-directory #?(string))", obj, vars))
default_library_directories = string_list_prepend_copy(default_library_directories,
lisp_string(vars[0]));
else if (lisp_match_string("(small-image-dimensions #?(integer) #?(integer))", obj, vars))
{
default_small_width = lisp_integer(vars[0]);
default_small_height = lisp_integer(vars[1]);
}
else if (lisp_match_string("(yiq-weights #?(number) #?(number) #?(number))", obj, vars))
{
int i;
for (i = 0; i < 3; ++i)
default_weight_factors[i] = lisp_real(vars[i]);
}
else if (lisp_match_string("(metric #?(or subpixel))", obj, vars))
{
if (strcmp(lisp_symbol(vars[0]), "subpixel") == 0)
default_metric = METRIC_SUBPIXEL;
}
else if (lisp_match_string("(search-method #?(or local global))", obj, vars))
{
if (strcmp(lisp_symbol(vars[0]), "local") == 0)
default_search = SEARCH_LOCAL;
else
default_search = SEARCH_GLOBAL;
}
else if (lisp_match_string("(minimum-classic-distance #?(integer))", obj, vars))
default_classic_min_distance = lisp_integer(vars[0]);
else if (lisp_match_string("(minimum-collage-distance #?(integer))", obj, vars))
default_collage_min_distance = lisp_integer(vars[0]);
else if (lisp_match_string("(cheat-amount #?(integer))", obj, vars))
default_cheat_amount = lisp_integer(vars[0]);
else if (lisp_match_string("(forbid-reconstruction-distance #?(integer))", obj, vars))
default_forbid_reconstruction_radius = lisp_integer(vars[0]);
else if (lisp_match_string("(prepare-flip #?(boolean) #?(boolean))", obj, vars))
{
default_prepare_flip = 0;
if (lisp_boolean(vars[0]))
default_prepare_flip |= FLIP_HOR;
if (lisp_boolean(vars[1]))
default_prepare_flip |= FLIP_VER;
}
else if (lisp_match_string("(metapixel-flip #?(boolean) #?(boolean))", obj, vars))
{
default_metapixel_flip = 0;
if (lisp_boolean(vars[0]))
default_metapixel_flip |= FLIP_HOR;
if (lisp_boolean(vars[1]))
default_metapixel_flip |= FLIP_VER;
}
else
{
fprintf(stderr, "Warning: unknown rc file option ");
lisp_dump(obj, stderr);
fprintf(stderr, "\n");
}
}
else if (type == LISP_TYPE_PARSE_ERROR)
fprintf(stderr, "Error: parse error in rc file.\n");
lisp_free(obj);
if (type == LISP_TYPE_EOF || type == LISP_TYPE_PARSE_ERROR)
break;
}
lisp_stream_free_path(&stream);
}
}
free(filename);
}
static void
usage (void)
{
printf("Usage:\n"
" metapixel --version\n"
" print out version number\n"
" metapixel --help\n"
" print this help text\n"
" metapixel --new-library <library-dir>\n"
" create a new library\n"
" metapixel [option ...] --prepare <library-dir> <image>\n"
" add <image> to the library in <library-dir>\n"
" metapixel [option ...] --metapixel <in> <out>\n"
" transform <in> to <out>\n"
" metapixel [option ...] --batch <batchfile>\n"
" perform all the tasks in <batchfile>\n"
"Options:\n"
" -l, --library=DIR add the library in DIR\n"
" -x, --antimosaic=PIC use PIC as an antimosaic\n"
" -w, --width=WIDTH set width for small images\n"
" -h, --height=HEIGHT set height for small images\n"
" -C, --color-space=SPACE select color space (hsv, rgb, yiq)\n"
" default is hsv\n"
" -W, --weights=A,B,C assign relative weights to color channels\n"
" default to 1,1,1\n"
" -s --scale=SCALE scale input image by specified factor\n"
" -m, --metric=METRIC choose metric (only subpixel is valid)\n"
" -e, --search=SEARCH choose search method (local or global)\n"
" default to local\n"
" -c, --collage collage mode\n"
" -d, --distance=DIST minimum distance between two instances of\n"
" the same constituent image\n"
" default to %d\n"
" -a, --cheat=PERC cheat with specified percentage\n"
" default to %d\n"
" -f, --forbid-reconstruction=DIST\n"
" default to %d"
" forbid placing antimosaic images on their\n"
" original locations or locations around it\n"
" --flip=DIRECTIONS specify along which axis images may be\n"
" flipped (no, x, y, xy)\n"
" --out=FILE write protocol to file\n"
" --in=FILE read protocol from file and use it\n"
"\n"
"Report bugs and suggestions to schani@complang.tuwien.ac.at\n",
default_classic_min_distance,
default_cheat_amount,
default_forbid_reconstruction_radius + 1
);
}
#define OPT_VERSION 256
#define OPT_HELP 257
#define OPT_PREPARE 258
#define OPT_METAPIXEL 259
#define OPT_BATCH 260
#define OPT_OUT 261
#define OPT_IN 262
#define OPT_BENCHMARK_RENDERING 263
#define OPT_PRINT_PREPARE_SETTINGS 264
#define OPT_FLIP 265
#define OPT_NEW_LIBRARY 266
#define MODE_NONE 0
#define MODE_NEW_LIBRARY 1
#define MODE_PREPARE 2
#define MODE_METAPIXEL 3
#define MODE_BATCH 4
int
main (int argc, char *argv[])
{
int mode = MODE_NONE;
int metric;
int search;
int collage = 0;
int classic_min_distance, collage_min_distance;
int cheat = 0;
float scale = 1.0;
char *out_filename = 0;
char *in_filename = 0;
char *antimosaic_filename = 0;
string_list_t *library_directories = 0;
int prepare_width = 0, prepare_height = 0;
unsigned int flip = 0xdeadbeef;
read_rc_file();
small_width = default_small_width;
small_height = default_small_height;
prepare_width = default_prepare_width;
prepare_height = default_prepare_height;
color_space = default_color_space;
memcpy(weight_factors, default_weight_factors, sizeof(weight_factors));
metric = default_metric;
search = default_search;
classic_min_distance = default_classic_min_distance;
collage_min_distance = default_collage_min_distance;
cheat = default_cheat_amount;
forbid_reconstruction_radius = default_forbid_reconstruction_radius + 1;
while (1)
{
static struct option long_options[] =
{
{ "version", no_argument, 0, OPT_VERSION },
{ "help", no_argument, 0, OPT_HELP },
{ "new-library", no_argument, 0, OPT_NEW_LIBRARY },
{ "prepare", no_argument, 0, OPT_PREPARE },
{ "metapixel", no_argument, 0, OPT_METAPIXEL },
{ "batch", no_argument, 0, OPT_BATCH },
{ "out", required_argument, 0, OPT_OUT },
{ "in", required_argument, 0, OPT_IN },
{ "benchmark-rendering", no_argument, 0, OPT_BENCHMARK_RENDERING },
{ "print-prepare-settings", no_argument, 0, OPT_PRINT_PREPARE_SETTINGS },
{ "flip", required_argument, 0, OPT_FLIP },
{ "library", required_argument, 0, 'l' },
{ "width", required_argument, 0, 'w' },
{ "height", required_argument, 0, 'h' },
{ "color-space", required_argument, 0, 'C' },
{ "weights", required_argument, 0, 'W' },
{ "scale", required_argument, 0, 's' },
{ "collage", no_argument, 0, 'c' },
{ "distance", required_argument, 0, 'd' },
{ "cheat", required_argument, 0, 'a' },
{ "metric", required_argument, 0, 'm' },
{ "search", required_argument, 0, 'e' },
{ "antimosaic", required_argument, 0, 'x' },
{ "forbid-reconstruction", required_argument, 0, 'f' },
{ 0, 0, 0, 0 }
};
int option, option_index;
option = getopt_long(argc, argv, "l:m:e:w:h:C:W:s:cd:a:x:f:", long_options, &option_index);
if (option == -1)
break;
switch (option)
{
case OPT_NEW_LIBRARY :
mode = MODE_NEW_LIBRARY;
break;
case OPT_PREPARE :
mode = MODE_PREPARE;
break;
case OPT_METAPIXEL :
mode = MODE_METAPIXEL;
break;
case OPT_BATCH :
mode = MODE_BATCH;
break;
case OPT_OUT :
if (out_filename != 0)
{
fprintf(stderr, "the --out option can be used at most once\n");
return 1;
}
out_filename = strdup(optarg);
assert(out_filename != 0);
break;
case OPT_IN :
if (in_filename != 0)
{
fprintf(stderr, "the --in option can be used at most once\n");
return 1;
}
in_filename = strdup(optarg);
assert(in_filename != 0);
break;
case OPT_BENCHMARK_RENDERING :
benchmark_rendering = 1;
break;
case OPT_PRINT_PREPARE_SETTINGS :
printf("%d %d %s\n", default_prepare_width, default_prepare_height,
default_prepare_directory != 0 ? default_prepare_directory : "");
exit(0);
break;
case OPT_FLIP :
flip = 0;
if (strchr(optarg, 'x'))
flip |= FLIP_HOR;
if (strchr(optarg, 'y'))
flip |= FLIP_VER;
break;
case 'm' :
if (strcmp(optarg, "subpixel") == 0)
metric = METRIC_SUBPIXEL;
else
{
fprintf(stderr, "metric must either be subpixel\n");
return 1;
}
break;
case 'e' :
if (strcmp(optarg, "local") == 0)
search = SEARCH_LOCAL;
else if (strcmp(optarg, "global") == 0)
search = SEARCH_GLOBAL;
else
{
fprintf(stderr, "Error: Search method must either be local or global.\n");
return 1;
}
break;
case 'w' :
small_width = prepare_width = atoi(optarg);
break;
case 'h' :
small_height = prepare_height = atoi(optarg);
break;
case 'W' :
{
char **strs = g_strsplit(optarg, ",", 3);
int i;
if (!(strs[0] && strs[1] && strs[2] && !strs[3]))
{
fprintf(stderr, "Error: Weights must be of the form `A,B,C' where A, B and C are numbers.\n");
return 1;
}
for (i = 0; i < 3; ++i)
weight_factors[i] = (float)g_ascii_strtod(strs[i], NULL);
g_strfreev(strs);
}
break;
case 'C' :
if (strcmp(optarg, "rgb") == 0)
color_space = COLOR_SPACE_RGB;
else if (strcmp(optarg, "hsv") == 0)
color_space = COLOR_SPACE_HSV;
else if (strcmp(optarg, "yiq") == 0)
color_space = COLOR_SPACE_YIQ;
else
{
fprintf(stderr, "Error: Unknown color space `%s'. Valid choices are `rgb', `hsv' and `yiq'.\n",
optarg);
return 1;
}
break;
case 's':
scale = atof(optarg);
break;
case 'c' :
collage = 1;
break;
case 'd' :
classic_min_distance = collage_min_distance = atoi(optarg);
break;
case 'a' :
cheat = atoi(optarg);
break;
case 'l' :
if (antimosaic_filename != 0)
{
fprintf(stderr, "Error: --library and --antimosaic cannot be used together.\n");
return 1;
}
library_directories = string_list_prepend_copy(library_directories, optarg);
break;
case 'x' :
if (antimosaic_filename != 0)
{
fprintf(stderr, "Error: at most one antimosaic picture can be specified.\n");
return 1;
}
else if (library_directories != 0)
{
fprintf(stderr, "Error: --library and --antimosaic cannot be used together.\n");
return 1;
}
antimosaic_filename = strdup(optarg);
break;
case 'f' :
forbid_reconstruction_radius = atoi(optarg) + 1;
break;
case OPT_VERSION :
printf("metapixel " METAPIXEL_VERSION "\n"
"\n"
"Copyright (C) 1997-2009 Mark Probst\n"
"\n"
"This program is free software; you can redistribute it and/or modify\n"
"it under the terms of the GNU General Public License as published by\n"
"the Free Software Foundation; either version 2 of the License, or\n"
"(at your option) any later version.\n"
"\n"
"This program is distributed in the hope that it will be useful,\n"
"but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
"MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"
"GNU General Public License for more details.\n"
"\n"
"You should have received a copy of the GNU General Public License\n"
"along with this program; if not, write to the Free Software\n"
"Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.\n");
exit(0);
case OPT_HELP :
usage();
return 0;
default :
assert(0);
}
}
if (flip == 0xdeadbeef)
{
if (mode == MODE_METAPIXEL || mode == MODE_BATCH)
flip = default_metapixel_flip;
else
flip = default_prepare_flip;
}
/* check settings for soundness */
if (small_height <= 0)
{
fprintf(stderr, "Error: height of small images must be positive.\n");
return 1;
}
if (small_width <= 0)
{
fprintf(stderr, "Error: width of small images must be positive.\n");
return 1;
}
if (scale <= 0.0)
{
fprintf(stderr, "Error: scale factor must be positive.\n");
return 1;
}
if (classic_min_distance < 0)
{
fprintf(stderr, "Error: classic minimum distance must be non-negative.\n");
return 1;
}
if (collage_min_distance < 0)
{
fprintf(stderr, "Error: collage minimum distance must be non-negative.\n");
return 1;
}
if (cheat < 0 || cheat > 100)
{
fprintf(stderr, "Error: cheat amount must be in the range from 0 to 100.\n");
return 1;
}
/* the value in forbid_reconstruction_radius is always one more
than the user specified */
if (forbid_reconstruction_radius <= 0)
{
fprintf(stderr, "Error: forbid reconstruction distance must be non-negative.\n");
return 1;
}
if (in_filename != 0 || out_filename != 0)
{
if (mode != MODE_METAPIXEL)
{
fprintf(stderr, "Error: The --in and --out options can only be used in metapixel mode\n");
return 1;
}
if (collage)
{
fprintf(stderr, "Error: The --in and --out options can only be used for classic mosaics\n");
return 1;
}
}
if (mode == MODE_NEW_LIBRARY)
{
char *library_name;
library_t *library;
if (argc - optind != 1)
{
usage();
return 1;
}
library_name = argv[optind];
mkdir(library_name, 0777);
library = library_new(library_name);
if (library == 0)
return 1;
library_close(library);
return 0;
}
else if (mode == MODE_PREPARE)
{
char *inimage_name, *library_name;
metapixel_t *pixel;
bitmap_t *bitmap;
library_t *library;
if (argc - optind != 2)
{
usage();
return 1;
}
assert(prepare_width > 0 && prepare_height > 0);
library_name = argv[optind + 0];
inimage_name = argv[optind + 1];
library = library_open_without_reading(library_name);
if (library == 0)
return 1;
bitmap = bitmap_read(inimage_name);
if (bitmap == 0)
{
fprintf(stderr, "Error: could not read image `%s'.\n", inimage_name);
return 1;
}
pixel = metapixel_new_from_bitmap(bitmap, strip_path(inimage_name), prepare_width, prepare_height);
assert(pixel != 0);
bitmap_free(bitmap);
pixel->flip = flip;
if (!library_add_metapixel(library, pixel))
{
fprintf(stderr, "Error: could not add metapixel to library.\n");
return 1;
}
metapixel_free(pixel);
library_close(library);
}
else if (mode == MODE_METAPIXEL
|| mode == MODE_BATCH)
{
if ((mode == MODE_METAPIXEL && argc - optind != 2)
|| (mode == MODE_BATCH && argc - optind != 1))
{
usage();
return 1;
}
if (antimosaic_filename == 0 && library_directories == 0)
library_directories = default_library_directories;
if (antimosaic_filename != 0)
{
/*
classic_reader_t *reader = init_classic_reader(antimosaic_filename, scale);
int x, y;
for (y = 0; y < reader->metaheight; ++y)
{
read_classic_row(reader);
for (x = 0; x < reader->metawidth; ++x)
{
static coefficient_with_index_t highest_coeffs[NUM_COEFFS];
unsigned char *scaled_data;
metapixel_t *pixel = new_metapixel();
int left_x, width;
compute_classic_column_coords(reader, x, &left_x, &width);
scaled_data = scale_image(reader->in_image_data, reader->in_image_width, reader->num_lines,
left_x, 0, width, reader->num_lines, small_width, small_height);
assert(scaled_data != 0);
generate_metapixel_coefficients(pixel, scaled_data, highest_coeffs);
pixel->data = scaled_data;
pixel->width = small_width;
pixel->height = small_height;
pixel->anti_x = x;
pixel->anti_y = y;
pixel->collage_positions = 0;
pixel->filename = (char*)malloc(64);
sprintf(pixel->filename, "(%d,%d)", x, y);
add_metapixel(pixel);
printf(":");
fflush(stdout);
}
}
printf("\n");