/usr/include/minidjvu/alg/classify.h is in libminidjvu-dev 0.8.svn.2010.05.06+dfsg-5+b2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 | /*
* classify.h - classifying patterns
*/
#ifndef MDJVU_CLASSIFY_H
#define MDJVU_CLASSIFY_H
/* Classifies a set of patterns.
* result - array of tags ranging from 1 to return value,
* and 0 for those cells which were NULL (yes, NULLs are permitted).
* Every tag has at least one pattern to which it's attached.
* Equally tagged images are classified equivalent.
*/
MDJVU_FUNCTION int32 mdjvu_classify_patterns
(mdjvu_pattern_t *, int32 *result, int32 n, int32 dpi,
mdjvu_matcher_options_t);
#ifndef NO_MINIDJVU /* that's for DjVuLibre */
/* Special tag 0 is reserved for bitmaps marked "no-substitution".
* If centers_needed, also extract bitmap centers from the patterns.
*/
MDJVU_FUNCTION int32 mdjvu_classify_bitmaps
(mdjvu_image_t, int32 *result, mdjvu_matcher_options_t, int centers_needed);
/* MULTIPAGE CLASSIFICATION */
/* npages - number of pages
* total_npatterns - total number of patterns (must be sum over npatterns)
* npatterns[i] - number of patterns on the i-th page
* dpi[i] - resolution of the i-th page
* result[i] - i-th tag; tags from all pages are put consecutively
*
* return value - maximal tag
*
* XXX: dpi is not correctly handled
*/
MDJVU_FUNCTION int32 mdjvu_multipage_classify_patterns
(int32 npages, int32 total_npatterns, int32 *npatterns, mdjvu_pattern_t **,
int32 *result, int32 *dpi, mdjvu_matcher_options_t,
void (*report)(void *, int), void *param);
MDJVU_FUNCTION int32 mdjvu_multipage_classify_bitmaps
(int32 npages, int32 total_npatterns, mdjvu_image_t *,
int32 *result, mdjvu_matcher_options_t,
void (*report)(void *, int), void *param, int centers_needed);
/* Decide what bitmaps will be put into the dictionary (by tag).
* This implementation simply chooses tags which occur more than in one page.
*
* Arguments:
* dictionary_flags - [0..max_tag] array of 1/0 flags; it's the result
*/
MDJVU_FUNCTION void mdjvu_multipage_get_dictionary_flags
(int32 npages, int32 *npatterns, int32 max_tag,
int32 *tags, unsigned char *dictionary_flags);
#endif /* NO_MINIDJVU */
#endif /* MDJVU_CLASSIFY_H */
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