76 lines
2.2 KiB
C
76 lines
2.2 KiB
C
/*
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* tumble: build a PDF file from image files
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*
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* Copyright 2003, 2017 Eric Smith <spacewar@gmail.com>
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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 version 2 as
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* published by the Free Software Foundation. Note that permission is
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* not granted to redistribute this program under the terms of any
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* other version of the General Public License.
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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., 59 Temple Place, Suite 330, Boston, MA 02111 USA
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*
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* 2010-09-02 [JDB] Added support for min-is-black TIFF images.
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*/
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typedef struct
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{
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bool color;
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bool negative;
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uint32_t width_samples, height_samples;
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double width_points, height_points;
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double x_resolution, y_resolution;
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} image_info_t;
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typedef struct
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{
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bool (*match_suffix) (char *suffix);
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bool (*open_input_file) (FILE *f, char *name);
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bool (*close_input_file) (void);
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bool (*last_input_page) (void);
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bool (*get_image_info) (int image,
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input_attributes_t input_attributes,
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image_info_t *image_info);
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bool (*process_image) (int image,
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input_attributes_t input_attributes,
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image_info_t *image_info,
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pdf_page_handle page,
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output_attributes_t output_attributes
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);
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} input_handler_t;
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void install_input_handler (input_handler_t *handler);
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bool match_input_suffix (char *suffix);
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bool open_input_file (char *name);
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bool close_input_file (void);
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bool last_input_page (void);
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bool get_image_info (int image,
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input_attributes_t input_attributes,
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image_info_t *image_info);
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bool process_image (int image,
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input_attributes_t input_attributes,
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image_info_t *image_info,
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pdf_page_handle page,
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output_attributes_t output_attributes);
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void init_tiff_handler (void);
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void init_jpeg_handler (void);
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void init_pbm_handler (void);
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void init_png_handler (void);
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extern input_handler_t blank_handler;
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