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/* |
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* gen_image.c - Part of psiconv, a PSION 5 file formats converter |
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* Copyright (c) 1999 Frodo Looijaard <frodol@dds.nl> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*/ |
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|
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#include "config.h" |
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#include "psiconv/data.h" |
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#include "gen.h" |
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#include <string.h> |
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#include "psiconv.h" |
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|
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#if IMAGEMAGICK |
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#include "magick-aux.h" |
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#include <magick/magick.h> |
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|
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static void set_filename(char *dest,const char *type, const char *name) |
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{ |
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int len; |
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strcpy(dest,type); |
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len = strlen(dest); |
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dest[len] = ':'; |
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strcpy(dest + len + 1,name); |
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} |
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|
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/* This is ridiculously simple using ImageMagick. Without it, it would |
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be quite somewhat harder - it will be left for later on. |
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Note that we ignore any errors. Dangerous... */ |
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|
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static Image *get_paint_data_section(psiconv_paint_data_section sec) |
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{ |
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Image *image; |
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float *pixel, *p, *red, *green, *blue; |
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int x,y; |
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ExceptionInfo exc; |
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|
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GetExceptionInfo(&exc); |
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red = sec->red; |
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green = sec->green; |
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blue = sec->blue; |
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p = pixel = malloc(sec->xsize * sec->ysize * 3 * sizeof(float)); |
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for (y = 0; y < sec->ysize; y++) { |
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for (x = 0; x < sec->xsize; x++) { |
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*p++ = *red++; |
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*p++ = *green++; |
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*p++ = *blue++; |
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} |
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} |
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|
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image = ConstituteImage(sec->xsize,sec->ysize,"RGB",FloatPixel,pixel,&exc); |
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if (! image) { |
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MagickError(exc.severity,exc.reason,exc.description); |
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} |
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free(pixel); |
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|
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return image; |
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} |
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|
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#endif |
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|
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static int psiconv_gen_image_clipart(const char *filename, psiconv_clipart_f f, |
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const char *dest) |
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{ |
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#if IMAGEMAGICK |
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psiconv_clipart_section section; |
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MagickInfo *mi; |
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ImageInfo *image_info; |
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Image *image = NULL; |
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Image *last_image = NULL; |
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Image *this_image, *images; |
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ExceptionInfo exc; |
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int i; |
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unsigned int status; |
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|
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GetExceptionInfo(&exc); |
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if (!(mi = GetMagickInfo(dest,&exc))) |
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return -1; |
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|
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if ((psiconv_list_length(f->sections) < 1) || |
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((psiconv_list_length(f->sections)) > 1 && ! (mi->adjoin))) |
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#endif |
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return -1; |
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#if IMAGEMAGICK |
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for (i = 0; i < psiconv_list_length(f->sections); i++) { |
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section = psiconv_list_get(f->sections,i); |
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this_image = get_paint_data_section(section->picture); |
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if (! image) { |
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image = this_image; |
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} else { |
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last_image->next=this_image; |
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this_image->previous=last_image; |
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} |
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last_image = this_image; |
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} |
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|
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image_info = CloneImageInfo(NULL); |
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set_filename(image->filename,dest,filename); |
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if (image->next) |
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images = CoalesceImages(image,&exc); |
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else |
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images = image; |
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if (! images) |
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CatchImageException(image); |
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|
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status = WriteImage(image_info,images); |
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if (!status) |
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CatchImageException(images); |
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DestroyImageInfo(image_info); |
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if (image != images) |
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DestroyImages(image); |
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DestroyImages(images); |
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return 0; |
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#endif |
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} |
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|
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static int psiconv_gen_image_mbm(const char *filename, psiconv_mbm_f f, |
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const char *dest) |
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{ |
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|
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#if IMAGEMAGICK |
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psiconv_paint_data_section section; |
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MagickInfo *mi; |
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ImageInfo *image_info; |
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Image *image = NULL; |
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Image *last_image = NULL; |
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Image *this_image, *images; |
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ExceptionInfo exc; |
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int i; |
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unsigned int status; |
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|
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GetExceptionInfo(&exc); |
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if (!(mi = GetMagickInfo(dest,&exc))) |
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return -1; |
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|
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if ((psiconv_list_length(f->sections) < 1) || |
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((psiconv_list_length(f->sections)) > 1 && ! (mi->adjoin))) |
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#endif |
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return -1; |
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#if IMAGEMAGICK |
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|
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for (i = 0; i < psiconv_list_length(f->sections); i++) { |
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section = psiconv_list_get(f->sections,i); |
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this_image = get_paint_data_section(section); |
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if (! image) { |
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image = this_image; |
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} else { |
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last_image->next=this_image; |
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this_image->previous=last_image; |
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} |
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last_image = this_image; |
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} |
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|
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image_info = CloneImageInfo(NULL); |
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set_filename(image->filename,dest,filename); |
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if (image->next) |
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images = CoalesceImages(image,&exc); |
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else |
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images = image; |
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if (! images) |
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CatchImageException(image); |
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|
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status = WriteImage(image_info,images); |
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if (!status) |
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CatchImageException(images); |
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DestroyImageInfo(image_info); |
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if (image != images) |
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DestroyImages(image); |
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DestroyImages(images); |
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return 0; |
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#endif |
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} |
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|
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static void psiconv_gen_image_sketch(const char *filename, psiconv_sketch_f f, |
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const char *dest) |
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{ |
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#if IMAGEMAGICK |
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ImageInfo *image_info; |
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Image *image; |
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|
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image = get_paint_data_section(f->sketch_sec->picture); |
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image_info = CloneImageInfo(NULL); |
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set_filename(image->filename,dest,filename); |
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WriteImage(image_info,image); |
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DestroyImageInfo(image_info); |
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DestroyImage(image); |
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#endif |
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} |
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|
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static int psiconv_gen_image(const char * filename, const psiconv_file file, |
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const char *dest) |
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{ |
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if (file->type == psiconv_mbm_file) |
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psiconv_gen_image_mbm(filename,(psiconv_mbm_f) file->file,dest); |
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else if (file->type == psiconv_clipart_file) |
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psiconv_gen_image_clipart(filename,(psiconv_clipart_f) file->file,dest); |
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else if (file->type == psiconv_sketch_file) { |
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psiconv_gen_image_sketch(filename,(psiconv_sketch_f) file->file,dest); |
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} else |
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return -1; |
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return 0; |
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} |
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|
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void init_image(void) |
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{ |
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struct psiconv_fileformat_s ff; |
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#if IMAGEMAGICK |
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MagickInfo *mi; |
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ff.output = psiconv_gen_image; |
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for (mi = GetMagickFileList(); mi ; mi = mi->next) { |
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if (mi->encoder) { |
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ff.name = strdup(mi->tag); |
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ff.description = strdup(mi->description); |
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psiconv_list_add(fileformat_list,&ff); |
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} |
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} |
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#endif |
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} |
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|