arImageProc.h

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/*
 *  arImageProc.h
 *  artoolkitX
 *
 *  This file is part of artoolkitX.
 *
 *  artoolkitX is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU Lesser General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  artoolkitX is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public License
 *  along with artoolkitX.  If not, see <http://www.gnu.org/licenses/>.
 *
 *  As a special exception, the copyright holders of this library give you
 *  permission to link this library with independent modules to produce an
 *  executable, regardless of the license terms of these independent modules, and to
 *  copy and distribute the resulting executable under terms of your choice,
 *  provided that you also meet, for each linked independent module, the terms and
 *  conditions of the license of that module. An independent module is a module
 *  which is neither derived from nor based on this library. If you modify this
 *  library, you may extend this exception to your version of the library, but you
 *  are not obligated to do so. If you do not wish to do so, delete this exception
 *  statement from your version.
 *
 *  Copyright 2018 Realmax, Inc.
 *  Copyright 2015-2016 Daqri, LLC.
 *  Copyright 2010-2015 ARToolworks, Inc.
 *
 *  Author(s): Philip Lamb
 *
 */
 
#ifndef AR_IMAGEPROC_H
#define AR_IMAGEPROC_H
 
#ifndef TRUE
#  define TRUE 1
#endif
#ifndef FALSE
#  define FALSE 0
#endif
 
#include <ARX/AR/config.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
#ifdef __APPLE__
#  define AR_IMAGEPROC_USE_VIMAGE 1
#endif
 
struct _ARImageProcInfo {
    unsigned char *__restrict image2;   
    int imageX;                         
    int imageY;                         
    unsigned long histBins[256];        
    unsigned long cdfBins[256];         
    unsigned char min;                  
    unsigned char max;                  
#if AR_IMAGEPROC_USE_VIMAGE
    void *tempBuffer;                   
#endif
};
typedef struct _ARImageProcInfo ARImageProcInfo;
    
#ifdef __cplusplus
}
#endif
 
#include <ARX/AR/ar.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
ARImageProcInfo *arImageProcInit(const int xsize, const int ysize);
 
void arImageProcFinal(ARImageProcInfo *ipi);
 
int arImageProcLumaHist(ARImageProcInfo *ipi, const ARUint8 *__restrict dataPtr);
 
unsigned char *arImageProcGetHistImage(ARImageProcInfo *ipi);
 
int arImageProcLumaHistAndCDF(ARImageProcInfo *ipi, const ARUint8 *__restrict dataPtr);
 
int arImageProcLumaHistAndCDFAndPercentile(ARImageProcInfo *ipi, const ARUint8 *__restrict dataPtr, const float percentile, unsigned char *value_p);
 
int arImageProcLumaHistAndCDFAndMedian(ARImageProcInfo *ipi, const ARUint8 *__restrict dataPtr, unsigned char *value_p);
 
int arImageProcLumaHistAndOtsu(ARImageProcInfo *ipi, const ARUint8 *__restrict dataPtr, unsigned char *value_p);
 
int arImageProcLumaHistAndBoxFilterWithBias(ARImageProcInfo *ipi, const ARUint8 *__restrict dataPtr, const int boxSize, const int bias);
 
int arImageProcLumaHistAndCDFAndLevels(ARImageProcInfo *ipi, const ARUint8 *__restrict dataPtr);
 
#ifdef __cplusplus
}
#endif
 
#endif // !AR_IMAGEPROC_H