mirror of
https://github.com/CCExtractor/ccextractor.git
synced 2024-12-26 21:03:04 +00:00
64 lines
3.4 KiB
C
64 lines
3.4 KiB
C
/*====================================================================*
|
|
- Copyright (C) 2001 Leptonica. All rights reserved.
|
|
-
|
|
- Redistribution and use in source and binary forms, with or without
|
|
- modification, are permitted provided that the following conditions
|
|
- are met:
|
|
- 1. Redistributions of source code must retain the above copyright
|
|
- notice, this list of conditions and the following disclaimer.
|
|
- 2. Redistributions in binary form must reproduce the above
|
|
- copyright notice, this list of conditions and the following
|
|
- disclaimer in the documentation and/or other materials
|
|
- provided with the distribution.
|
|
-
|
|
- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
- ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
- LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
- A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ANY
|
|
- CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
|
- EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
|
- PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
|
- PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
|
|
- OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
|
- NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
- SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*====================================================================*/
|
|
|
|
#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 */
|