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);

/* 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);
}


static 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	frodo	32	/*
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	frodo	58	#include "psiconv/data.h"
22	frodo	32	#include "gen.h"
23	frodo	187	#include "psiconv.h"
24	frodo	32	#include <string.h>
25	frodo	187	#include <stdlib.h>
26	frodo	32
27	frodo	142	#ifdef IMAGEMAGICK
28	frodo	52	#include "magick-aux.h"
29	frodo	32	#include <magick/magick.h>
30	frodo	187	#endif
31	frodo	32
32	frodo	142	#ifdef DMALLOC
33			#include "dmalloc.h"
34			#endif
35
36	frodo	192	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
47	frodo	32	/* This is ridiculously simple using ImageMagick. Without it, it would
48	frodo	49	be quite somewhat harder - it will be left for later on.
49			Note that we ignore any errors. Dangerous... */
50	frodo	32
51	frodo	192	Image *get_paint_data_section(psiconv_paint_data_section sec)
52	frodo	32	{
53			Image *image;
54	frodo	49	float pixel, p, red, green, *blue;
55			int x,y;
56	frodo	53	ExceptionInfo exc;
57	frodo	49
58	frodo	53	GetExceptionInfo(&exc);
59	frodo	49	red = sec->red;
60			green = sec->green;
61			blue = sec->blue;
62			p = pixel = malloc(sec->xsize * sec->ysize * 3 * sizeof(float));
63			for (y = 0; y < sec->ysize; y++) {
64			for (x = 0; x < sec->xsize; x++) {
65			p++ = red++;
66			p++ = green++;
67			p++ = blue++;
68			}
69			}
70	frodo	66
71	frodo	53	image = ConstituteImage(sec->xsize,sec->ysize,"RGB",FloatPixel,pixel,&exc);
72	frodo	187	if (! image \|\| (exc.severity != UndefinedException)) {
73	frodo	118	MagickError(exc.severity,exc.reason,exc.description);
74	frodo	187	exit(1);
75	frodo	53	}
76	frodo	49	free(pixel);
77
78	frodo	187	DestroyExceptionInfo(&exc);
79
80	frodo	39	return image;
81	frodo	32	}
82
83	frodo	39
84	frodo	192	void image_to_list(psiconv_list list,Image image,const char dest)
85	frodo	44	{
86	frodo	53	ImageInfo *image_info;
87			ExceptionInfo exc;
88	frodo	187	size_t length;
89			char *data;
90	frodo	44	int i;
91	frodo	187
92			strcpy(image->magick,dest);
93			image_info = CloneImageInfo(NULL);
94	frodo	118	GetExceptionInfo(&exc);
95	frodo	187	data = ImageToBlob(image_info,image,&length,&exc);
96			if (!data \|\| (exc.severity != UndefinedException)) {
97			MagickError(exc.severity,exc.reason,exc.description);
98			exit(1);
99			}
100			for (i = 0; i < length; i++) {
101			if (psiconv_list_add(list,data+i)) {
102			fprintf(stderr,"Out of memory error");
103			exit(1);
104	frodo	44	}
105			}
106	frodo	187	DestroyExceptionInfo(&exc);
107	frodo	53	DestroyImageInfo(image_info);
108	frodo	44	}
109
110	frodo	192	void gen_image_list(const psiconv_config config,psiconv_list list,
111	frodo	187	const psiconv_list sections, const char *dest)
112	frodo	32	{
113			psiconv_paint_data_section section;
114	frodo	138	const MagickInfo *mi;
115	frodo	53	ImageInfo *image_info;
116	frodo	39	Image *image = NULL;
117			Image *last_image = NULL;
118	frodo	53	Image this_image, images;
119			ExceptionInfo exc;
120	frodo	39	int i;
121	frodo	66
122	frodo	118	GetExceptionInfo(&exc);
123	frodo	187	mi = GetMagickInfo(dest,&exc);
124			if (!mi \|\| (exc.severity != UndefinedException)) {
125			MagickError(exc.severity,exc.reason,exc.description);
126			exit(1);
127			}
128	frodo	118
129	frodo	187	if ((psiconv_list_length(sections) < 1) \|\|
130			((psiconv_list_length(sections)) > 1 && ! (mi->adjoin))) {
131			fprintf(stderr,"This image type supports only one image\n");
132			exit(1);
133			}
134
135			for (i = 0; i < psiconv_list_length(sections); i++) {
136			if (!(section = psiconv_list_get(sections,i))) {
137			fprintf(stderr,"Internal data structures corrupted\n");
138			exit(1);
139			}
140	frodo	39	this_image = get_paint_data_section(section);
141			if (! image) {
142	frodo	40	image = this_image;
143	frodo	39	} else {
144			last_image->next=this_image;
145			this_image->previous=last_image;
146			}
147	frodo	53	last_image = this_image;
148	frodo	39	}
149	frodo	40
150	frodo	53	image_info = CloneImageInfo(NULL);
151	frodo	187	if (image->next) {
152	frodo	66	images = CoalesceImages(image,&exc);
153	frodo	187	if (!images \|\| (exc.severity != UndefinedException)) {
154			MagickError(exc.severity,exc.reason,exc.description);
155			exit(1);
156			}
157			} else
158	frodo	66	images = image;
159	frodo	53
160	frodo	187	image_to_list(list,image,dest);
161
162			DestroyExceptionInfo(&exc);
163	frodo	53	DestroyImageInfo(image_info);
164	frodo	66	if (image != images)
165			DestroyImages(image);
166	frodo	53	DestroyImages(images);
167	frodo	32	}
168
169	frodo	192	void gen_clipart(const psiconv_config config,psiconv_list list,
170	frodo	187	const psiconv_clipart_f f, const char *dest)
171	frodo	32	{
172	frodo	187	int i;
173			psiconv_list sections;
174			psiconv_clipart_section section;
175
176			if (!(sections = psiconv_list_new(sizeof(*section->picture)))) {
177			fprintf(stderr,"Out of memory error\n");
178			exit(1);
179			}
180			for (i = 0; i < psiconv_list_length(f->sections); i ++) {
181			if (!(section = psiconv_list_get(f->sections,i))) {
182			fprintf(stderr,"Internal data structures corrupted\n");
183			exit(1);
184			}
185			if ((psiconv_list_add(sections,section->picture))) {
186			fprintf(stderr,"Out of memory error\n");
187			exit(1);
188			}
189			}
190			gen_image_list(config,list,sections,dest);
191			psiconv_list_free(sections);
192			}
193
194	frodo	192	void gen_mbm(const psiconv_config config,psiconv_list list,
195	frodo	187	const psiconv_mbm_f f, const char *dest)
196			{
197			gen_image_list(config,list,f->sections,dest);
198			}
199
200
201	frodo	192	void gen_sketch(const psiconv_config config,psiconv_list list,
202	frodo	187	const psiconv_sketch_f f, const char *dest)
203			{
204	frodo	39	Image *image;
205
206			image = get_paint_data_section(f->sketch_sec->picture);
207	frodo	187	image_to_list(list,image,dest);
208	frodo	53	DestroyImage(image);
209	frodo	32	}
210
211	frodo	187
212			static int gen_image(psiconv_config config, psiconv_list list,
213			const psiconv_file file, const char *dest,
214			const encoding encoding_type)
215	frodo	32	{
216	frodo	38	if (file->type == psiconv_mbm_file)
217	frodo	192	gen_mbm(config,list,(psiconv_mbm_f) file->file,dest);
218	frodo	66	else if (file->type == psiconv_clipart_file)
219	frodo	192	gen_clipart(config,list,
220	frodo	187	(psiconv_clipart_f) file->file,dest);
221			else
222			if (file->type == psiconv_sketch_file) {
223	frodo	192	gen_sketch(config, list,(psiconv_sketch_f) file->file,dest);
224	frodo	34	} else
225			return -1;
226	frodo	53	return 0;
227	frodo	32	}
228
229	frodo	34	void init_image(void)
230			{
231	frodo	187	struct fileformat_s ff;
232	frodo	34	#if IMAGEMAGICK
233	frodo	138	const MagickInfo *mi;
234	frodo	187	ff.output = gen_image;
235	frodo	52	for (mi = GetMagickFileList(); mi ; mi = mi->next) {
236	frodo	34	if (mi->encoder) {
237	frodo	138	ff.name = strdup(mi->name);
238	frodo	34	ff.description = strdup(mi->description);
239	frodo	192	ff.supported_format = FORMAT_CLIPART_SINGLE \| FORMAT_MBM_SINGLE \|
240			FORMAT_SKETCH;
241			if (mi->adjoin)
242			ff.supported_format \|= FORMAT_MBM_MULTIPLE \| FORMAT_CLIPART_MULTIPLE;
243	frodo	34	psiconv_list_add(fileformat_list,&ff);
244			}
245			}
246			#endif
247			}
248
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