/usr/include/leptonica/watershed.h is in libleptonica-dev 1.69-2.
This file is owned by root:root, with mode 0o644.
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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 | /*====================================================================*
- Copyright (C) 2001 Leptonica. All rights reserved.
- This software is distributed in the hope that it will be
- useful, but with NO WARRANTY OF ANY KIND.
- No author or distributor accepts responsibility to anyone for the
- consequences of using this software, or for whether it serves any
- particular purpose or works at all, unless he or she says so in
- writing. Everyone is granted permission to copy, modify and
- redistribute this source code, for commercial or non-commercial
- purposes, with the following restrictions: (1) the origin of this
- source code must not be misrepresented; (2) modified versions must
- be plainly marked as such; and (3) this notice may not be removed
- or altered from any source or modified source distribution.
*====================================================================*/
#ifndef LEPTONICA_WATERSHED_H
#define LEPTONICA_WATERSHED_H
/*
* watershed.h
*
* Simple data structure to hold watershed data.
* All data here is owned by the L_WShed and must be freed.
*/
struct L_WShed
{
struct Pix *pixs; /* clone of input 8 bpp pixs */
struct Pix *pixm; /* clone of input 1 bpp seed (marker) pixm */
l_int32 mindepth; /* minimum depth allowed for a watershed */
struct Pix *pixlab; /* 16 bpp label pix */
struct Pix *pixt; /* scratch pix for computing wshed regions */
void **lines8; /* line ptrs for pixs */
void **linem1; /* line ptrs for pixm */
void **linelab32; /* line ptrs for pixlab */
void **linet1; /* line ptrs for pixt */
struct Pixa *pixad; /* result: 1 bpp pixa of watersheds */
struct Pta *ptas; /* pta of initial seed pixels */
struct Numa *nasi; /* numa of seed indicators; 0 if completed */
struct Numa *nash; /* numa of initial seed heights */
struct Numa *namh; /* numa of initial minima heights */
struct Numa *nalevels; /* result: numa of watershed levels */
l_int32 nseeds; /* number of seeds (markers) */
l_int32 nother; /* number of minima different from seeds */
l_int32 *lut; /* lut for pixel indices */
struct Numa **links; /* back-links into lut, for updates */
l_int32 arraysize; /* size of links array */
l_int32 debug; /* set to 1 for debug output */
};
typedef struct L_WShed L_WSHED;
#endif /* LEPTONICA_WATERSHED_H */
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