program/psiconv/gen_image.c

/*
 * gen_image.c - Part of psiconv, a PSION 5 file formats converter
 * Copyright (c) 1999  Frodo Looijaard <frodol@dds.nl>
 *
 * 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 "config.h"
#include "psiconv/data.h"
#include "gen.h"
#include "psiconv.h"
#include <string.h>
#include <stdlib.h>

#ifdef IMAGEMAGICK
#include "magick-aux.h"
#include <magick/magick.h>
#endif

#ifdef DMALLOC
#include "dmalloc.h"
#endif

static Image *get_paint_data_section(psiconv_paint_data_section sec);
static void image_to_list(psiconv_list list,Image *image,const char *dest);
static void gen_image_list(const psiconv_config config,psiconv_list list,
                           const psiconv_list sections, const char *dest);
static void gen_clipart(const psiconv_config config,psiconv_list list,
                              const psiconv_clipart_f f, const char *dest);
static void gen_mbm(const psiconv_config config,psiconv_list list,
                          const psiconv_mbm_f f, const char *dest);
static void gen_sketch(const psiconv_config config,psiconv_list list,
                             const psiconv_sketch_f f, const char *dest);
static int gen_image(psiconv_config config, psiconv_list list,
                     const psiconv_file file, const char *dest,
                     const encoding encoding_type);

/* This is ridiculously simple using ImageMagick. Without it, it would
   be quite somewhat harder - it will be left for later on.
   Note that we ignore any errors. Dangerous... */

Image *get_paint_data_section(psiconv_paint_data_section sec)
{
  Image *image;
  float *pixel, *p, *red, *green, *blue;
  int x,y;
  ExceptionInfo exc;

  GetExceptionInfo(&exc);
  red = sec->red;
  green = sec->green;
  blue = sec->blue;
  p = pixel = malloc(sec->xsize * sec->ysize * 3 * sizeof(float));
  for (y = 0; y < sec->ysize; y++) {
    for (x = 0; x < sec->xsize; x++) {
      *p++ = *red++;
      *p++ = *green++;
      *p++ = *blue++;
    }
  }

  image = ConstituteImage(sec->xsize,sec->ysize,"RGB",FloatPixel,pixel,&exc);
  if (! image || (exc.severity != UndefinedException)) {
    MagickError(exc.severity,exc.reason,exc.description);
    exit(1);
  }
  free(pixel);

  DestroyExceptionInfo(&exc);

  return image;
}


void image_to_list(psiconv_list list,Image *image,const char *dest)
{
  ImageInfo *image_info;
  ExceptionInfo exc;
  size_t length;
  char *data;
  int i;
 
  strcpy(image->magick,dest);
  image_info = CloneImageInfo(NULL);
  GetExceptionInfo(&exc);
  data = ImageToBlob(image_info,image,&length,&exc);
  if (!data || (exc.severity != UndefinedException)) {
    MagickError(exc.severity,exc.reason,exc.description);
    exit(1);
  }
  for (i = 0; i < length; i++) {
    if (psiconv_list_add(list,data+i)) {
      fprintf(stderr,"Out of memory error");
      exit(1);
    }
  }
  DestroyExceptionInfo(&exc);
  DestroyImageInfo(image_info);
}

void gen_image_list(const psiconv_config config,psiconv_list list,
                           const psiconv_list sections, const char *dest)
{
  psiconv_paint_data_section section;
  const MagickInfo *mi;
  ImageInfo *image_info;
  Image *image = NULL;
  Image *last_image = NULL;
  Image *this_image, *images;
  ExceptionInfo exc;
  int i;

  GetExceptionInfo(&exc);
  mi = GetMagickInfo(dest,&exc);
  if (!mi || (exc.severity != UndefinedException)) {
    MagickError(exc.severity,exc.reason,exc.description);
    exit(1);
  }

  if ((psiconv_list_length(sections) < 1) || 
      ((psiconv_list_length(sections)) > 1 && ! (mi->adjoin))) {
    fprintf(stderr,"This image type supports only one image\n");
    exit(1);
  }
 
  for (i = 0; i < psiconv_list_length(sections); i++) {
    if (!(section = psiconv_list_get(sections,i))) {
      fprintf(stderr,"Internal data structures corrupted\n");
      exit(1);
    }
    this_image = get_paint_data_section(section);
    if (! image) {
      image = this_image;
    } else {
      last_image->next=this_image;
      this_image->previous=last_image;
    }
    last_image = this_image;
  }

  image_info = CloneImageInfo(NULL);
  if (image->next) {
    images = CoalesceImages(image,&exc);
    if (!images || (exc.severity != UndefinedException)) {
      MagickError(exc.severity,exc.reason,exc.description);
      exit(1);
    }
  } else
    images = image;

  image_to_list(list,image,dest);

  DestroyExceptionInfo(&exc);
  DestroyImageInfo(image_info);
  if (image != images)
    DestroyImages(image);
  DestroyImages(images);
}

void gen_clipart(const psiconv_config config,psiconv_list list,
                              const psiconv_clipart_f f, const char *dest)
{
  int i;
  psiconv_list sections;
  psiconv_clipart_section section;

  if (!(sections = psiconv_list_new(sizeof(*section->picture)))) {
    fprintf(stderr,"Out of memory error\n");
    exit(1);
  }
  for (i = 0; i < psiconv_list_length(f->sections); i ++) {
    if (!(section = psiconv_list_get(f->sections,i))) {
      fprintf(stderr,"Internal data structures corrupted\n");
      exit(1);
    }
    if ((psiconv_list_add(sections,section->picture))) {
      fprintf(stderr,"Out of memory error\n"); 
      exit(1);
    }
  }
  gen_image_list(config,list,sections,dest);
  psiconv_list_free(sections);
}

void gen_mbm(const psiconv_config config,psiconv_list list,
                          const psiconv_mbm_f f, const char *dest)
{
  gen_image_list(config,list,f->sections,dest);
}


void gen_sketch(const psiconv_config config,psiconv_list list,
                             const psiconv_sketch_f f, const char *dest)
{
  Image *image;
 
  image = get_paint_data_section(f->sketch_sec->picture);
  image_to_list(list,image,dest);
  DestroyImage(image);
}


int gen_image(psiconv_config config, psiconv_list list,
                     const psiconv_file file, const char *dest,
                     const encoding encoding_type)
{
  if (file->type == psiconv_mbm_file) 
    gen_mbm(config,list,(psiconv_mbm_f) file->file,dest);
  else if (file->type == psiconv_clipart_file) 
    gen_clipart(config,list,
                      (psiconv_clipart_f) file->file,dest);
  else 
  if (file->type == psiconv_sketch_file) {
    gen_sketch(config, list,(psiconv_sketch_f) file->file,dest);
  } else
    return -1;
  return 0;
}

void init_image(void)
{
  struct fileformat_s ff;
#if IMAGEMAGICK
  const MagickInfo *mi;
  ff.output = gen_image;
  for (mi = GetMagickFileList(); mi ; mi = mi->next) {
    if (mi->encoder) {
      ff.name = strdup(mi->name);
      ff.description = strdup(mi->description);
      ff.supported_format = FORMAT_CLIPART_SINGLE | FORMAT_MBM_SINGLE | 
                            FORMAT_SKETCH;
      if (mi->adjoin) 
        ff.supported_format |= FORMAT_MBM_MULTIPLE | FORMAT_CLIPART_MULTIPLE;
      psiconv_list_add(fileformat_list,&ff);
    }
  }
#endif
}

1	/*
2	* gen_image.c - Part of psiconv, a PSION 5 file formats converter
3	* Copyright (c) 1999 Frodo Looijaard <frodol@dds.nl>
4	*
5	* This program is free software; you can redistribute it and/or modify
6	* it under the terms of the GNU General Public License as published by
7	* the Free Software Foundation; either version 2 of the License, or
8	* (at your option) any later version.
9	*
10	* This program is distributed in the hope that it will be useful,
11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13	* GNU General Public License for more details.
14	*
15	* You should have received a copy of the GNU General Public License
16	* along with this program; if not, write to the Free Software
17	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18	*/
19
20	#include "config.h"
21	#include "psiconv/data.h"
22	#include "gen.h"
23	#include "psiconv.h"
24	#include <string.h>
25	#include <stdlib.h>
26
27	#ifdef IMAGEMAGICK
28	#include "magick-aux.h"
29	#include <magick/magick.h>
30	#endif
31
32	#ifdef DMALLOC
33	#include "dmalloc.h"
34	#endif
35
36	static Image *get_paint_data_section(psiconv_paint_data_section sec);
37	static void image_to_list(psiconv_list list,Image image,const char dest);
38	static void gen_image_list(const psiconv_config config,psiconv_list list,
39	const psiconv_list sections, const char *dest);
40	static void gen_clipart(const psiconv_config config,psiconv_list list,
41	const psiconv_clipart_f f, const char *dest);
42	static void gen_mbm(const psiconv_config config,psiconv_list list,
43	const psiconv_mbm_f f, const char *dest);
44	static void gen_sketch(const psiconv_config config,psiconv_list list,
45	const psiconv_sketch_f f, const char *dest);
46	static int gen_image(psiconv_config config, psiconv_list list,
47	const psiconv_file file, const char *dest,
48	const encoding encoding_type);
49
50	/* This is ridiculously simple using ImageMagick. Without it, it would
51	be quite somewhat harder - it will be left for later on.
52	Note that we ignore any errors. Dangerous... */
53
54	Image *get_paint_data_section(psiconv_paint_data_section sec)
55	{
56	Image *image;
57	float pixel, p, red, green, *blue;
58	int x,y;
59	ExceptionInfo exc;
60
61	GetExceptionInfo(&exc);
62	red = sec->red;
63	green = sec->green;
64	blue = sec->blue;
65	p = pixel = malloc(sec->xsize * sec->ysize * 3 * sizeof(float));
66	for (y = 0; y < sec->ysize; y++) {
67	for (x = 0; x < sec->xsize; x++) {
68	p++ = red++;
69	p++ = green++;
70	p++ = blue++;
71	}
72	}
73
74	image = ConstituteImage(sec->xsize,sec->ysize,"RGB",FloatPixel,pixel,&exc);
75	if (! image \|\| (exc.severity != UndefinedException)) {
76	MagickError(exc.severity,exc.reason,exc.description);
77	exit(1);
78	}
79	free(pixel);
80
81	DestroyExceptionInfo(&exc);
82
83	return image;
84	}
85
86
87	void image_to_list(psiconv_list list,Image image,const char dest)
88	{
89	ImageInfo *image_info;
90	ExceptionInfo exc;
91	size_t length;
92	char *data;
93	int i;
94
95	strcpy(image->magick,dest);
96	image_info = CloneImageInfo(NULL);
97	GetExceptionInfo(&exc);
98	data = ImageToBlob(image_info,image,&length,&exc);
99	if (!data \|\| (exc.severity != UndefinedException)) {
100	MagickError(exc.severity,exc.reason,exc.description);
101	exit(1);
102	}
103	for (i = 0; i < length; i++) {
104	if (psiconv_list_add(list,data+i)) {
105	fprintf(stderr,"Out of memory error");
106	exit(1);
107	}
108	}
109	DestroyExceptionInfo(&exc);
110	DestroyImageInfo(image_info);
111	}
112
113	void gen_image_list(const psiconv_config config,psiconv_list list,
114	const psiconv_list sections, const char *dest)
115	{
116	psiconv_paint_data_section section;
117	const MagickInfo *mi;
118	ImageInfo *image_info;
119	Image *image = NULL;
120	Image *last_image = NULL;
121	Image this_image, images;
122	ExceptionInfo exc;
123	int i;
124
125	GetExceptionInfo(&exc);
126	mi = GetMagickInfo(dest,&exc);
127	if (!mi \|\| (exc.severity != UndefinedException)) {
128	MagickError(exc.severity,exc.reason,exc.description);
129	exit(1);
130	}
131
132	if ((psiconv_list_length(sections) < 1) \|\|
133	((psiconv_list_length(sections)) > 1 && ! (mi->adjoin))) {
134	fprintf(stderr,"This image type supports only one image\n");
135	exit(1);
136	}
137
138	for (i = 0; i < psiconv_list_length(sections); i++) {
139	if (!(section = psiconv_list_get(sections,i))) {
140	fprintf(stderr,"Internal data structures corrupted\n");
141	exit(1);
142	}
143	this_image = get_paint_data_section(section);
144	if (! image) {
145	image = this_image;
146	} else {
147	last_image->next=this_image;
148	this_image->previous=last_image;
149	}
150	last_image = this_image;
151	}
152
153	image_info = CloneImageInfo(NULL);
154	if (image->next) {
155	images = CoalesceImages(image,&exc);
156	if (!images \|\| (exc.severity != UndefinedException)) {
157	MagickError(exc.severity,exc.reason,exc.description);
158	exit(1);
159	}
160	} else
161	images = image;
162
163	image_to_list(list,image,dest);
164
165	DestroyExceptionInfo(&exc);
166	DestroyImageInfo(image_info);
167	if (image != images)
168	DestroyImages(image);
169	DestroyImages(images);
170	}
171
172	void gen_clipart(const psiconv_config config,psiconv_list list,
173	const psiconv_clipart_f f, const char *dest)
174	{
175	int i;
176	psiconv_list sections;
177	psiconv_clipart_section section;
178
179	if (!(sections = psiconv_list_new(sizeof(*section->picture)))) {
180	fprintf(stderr,"Out of memory error\n");
181	exit(1);
182	}
183	for (i = 0; i < psiconv_list_length(f->sections); i ++) {
184	if (!(section = psiconv_list_get(f->sections,i))) {
185	fprintf(stderr,"Internal data structures corrupted\n");
186	exit(1);
187	}
188	if ((psiconv_list_add(sections,section->picture))) {
189	fprintf(stderr,"Out of memory error\n");
190	exit(1);
191	}
192	}
193	gen_image_list(config,list,sections,dest);
194	psiconv_list_free(sections);
195	}
196
197	void gen_mbm(const psiconv_config config,psiconv_list list,
198	const psiconv_mbm_f f, const char *dest)
199	{
200	gen_image_list(config,list,f->sections,dest);
201	}
202
203
204	void gen_sketch(const psiconv_config config,psiconv_list list,
205	const psiconv_sketch_f f, const char *dest)
206	{
207	Image *image;
208
209	image = get_paint_data_section(f->sketch_sec->picture);
210	image_to_list(list,image,dest);
211	DestroyImage(image);
212	}
213
214
215	int gen_image(psiconv_config config, psiconv_list list,
216	const psiconv_file file, const char *dest,
217	const encoding encoding_type)
218	{
219	if (file->type == psiconv_mbm_file)
220	gen_mbm(config,list,(psiconv_mbm_f) file->file,dest);
221	else if (file->type == psiconv_clipart_file)
222	gen_clipart(config,list,
223	(psiconv_clipart_f) file->file,dest);
224	else
225	if (file->type == psiconv_sketch_file) {
226	gen_sketch(config, list,(psiconv_sketch_f) file->file,dest);
227	} else
228	return -1;
229	return 0;
230	}
231
232	void init_image(void)
233	{
234	struct fileformat_s ff;
235	#if IMAGEMAGICK
236	const MagickInfo *mi;
237	ff.output = gen_image;
238	for (mi = GetMagickFileList(); mi ; mi = mi->next) {
239	if (mi->encoder) {
240	ff.name = strdup(mi->name);
241	ff.description = strdup(mi->description);
242	ff.supported_format = FORMAT_CLIPART_SINGLE \| FORMAT_MBM_SINGLE \|
243	FORMAT_SKETCH;
244	if (mi->adjoin)
245	ff.supported_format \|= FORMAT_MBM_MULTIPLE \| FORMAT_CLIPART_MULTIPLE;
246	psiconv_list_add(fileformat_list,&ff);
247	}
248	}
249	#endif
250	}
251
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