mirror of
https://github.com/CCExtractor/ccextractor.git
synced 2024-12-27 13:22:41 +00:00
96 lines
3.6 KiB
C
96 lines
3.6 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_PTRA_H
|
|
#define LEPTONICA_PTRA_H
|
|
|
|
/*!
|
|
* \file ptra.h
|
|
*
|
|
* <pre>
|
|
* Contains the following structs:
|
|
* struct L_Ptra
|
|
* struct L_Ptraa
|
|
*
|
|
* Contains definitions for:
|
|
* L_Ptra compaction flags for removal
|
|
* L_Ptra shifting flags for insert
|
|
* L_Ptraa accessor flags
|
|
* </pre>
|
|
*/
|
|
|
|
|
|
/*------------------------------------------------------------------------*
|
|
* Generic Ptr Array Structs *
|
|
*------------------------------------------------------------------------*/
|
|
|
|
/*! Generic pointer array */
|
|
struct L_Ptra
|
|
{
|
|
l_int32 nalloc; /*!< size of allocated ptr array */
|
|
l_int32 imax; /*!< greatest valid index */
|
|
l_int32 nactual; /*!< actual number of stored elements */
|
|
void **array; /*!< ptr array */
|
|
};
|
|
typedef struct L_Ptra L_PTRA;
|
|
|
|
|
|
/*! Array of generic pointer arrays */
|
|
struct L_Ptraa
|
|
{
|
|
l_int32 nalloc; /*!< size of allocated ptr array */
|
|
struct L_Ptra **ptra; /*!< array of ptra */
|
|
};
|
|
typedef struct L_Ptraa L_PTRAA;
|
|
|
|
|
|
|
|
/*------------------------------------------------------------------------*
|
|
* Array flags *
|
|
*------------------------------------------------------------------------*/
|
|
|
|
/*! Flags for removal from L_Ptra */
|
|
enum {
|
|
L_NO_COMPACTION = 1, /*!< null the pointer only */
|
|
L_COMPACTION = 2 /*!< compact the array */
|
|
};
|
|
|
|
/*! Flags for insertion into L_Ptra */
|
|
enum {
|
|
L_AUTO_DOWNSHIFT = 0, /*!< choose based on number of holes */
|
|
L_MIN_DOWNSHIFT = 1, /*!< downshifts min # of ptrs below insert */
|
|
L_FULL_DOWNSHIFT = 2 /*!< downshifts all ptrs below insert */
|
|
};
|
|
|
|
/*! Accessor flags for L_Ptraa */
|
|
enum {
|
|
L_HANDLE_ONLY = 0, /*!< ptr to L_Ptra; caller can inspect only */
|
|
L_REMOVE = 1 /*!< caller owns; destroy or save in L_Ptraa */
|
|
};
|
|
|
|
|
|
#endif /* LEPTONICA_PTRA_H */
|