/usr/include/x86_64-linux-gnu/visp3/core/vpImageConvert.h is in libvisp-core-dev 3.0.0-4.
This file is owned by root:root, with mode 0o644.
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*
* This file is part of the ViSP software.
* Copyright (C) 2005 - 2015 by Inria. All rights reserved.
*
* This software is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* ("GPL") version 2 as published by the Free Software Foundation.
* See the file LICENSE.txt at the root directory of this source
* distribution for additional information about the GNU GPL.
*
* For using ViSP with software that can not be combined with the GNU
* GPL, please contact Inria about acquiring a ViSP Professional
* Edition License.
*
* See http://visp.inria.fr for more information.
*
* This software was developed at:
* Inria Rennes - Bretagne Atlantique
* Campus Universitaire de Beaulieu
* 35042 Rennes Cedex
* France
*
* If you have questions regarding the use of this file, please contact
* Inria at visp@inria.fr
*
* This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
* WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*
* Description:
* Convert image types.
*
* Authors:
* Eric Marchand
* Fabien Spindler
* Anthony Saunier
*
*****************************************************************************/
/*!
\file vpImageConvert.h
\brief Convert image types
*/
#ifndef vpIMAGECONVERT_H
#define vpIMAGECONVERT_H
// image
#include <visp3/core/vpConfig.h>
#include <visp3/core/vpImage.h>
#include <visp3/core/vpDebug.h>
// color
#include <visp3/core/vpRGBa.h>
#ifdef VISP_HAVE_OPENCV
# if (VISP_HAVE_OPENCV_VERSION >= 0x030000) // Require opencv >= 3.0.0
# include <opencv2/core/core.hpp>
# include <opencv2/highgui/highgui.hpp>
# include <opencv2/imgproc/imgproc_c.h>
# elif (VISP_HAVE_OPENCV_VERSION >= 0x020408) // Require opencv >= 2.4.8
# include <opencv2/core/core.hpp>
# include <opencv2/highgui/highgui.hpp>
# elif (VISP_HAVE_OPENCV_VERSION >= 0x020101) // Require opencv >= 2.1.1
# include <opencv2/core/core.hpp>
# include <opencv2/legacy/legacy.hpp>
# include <opencv2/highgui/highgui.hpp>
# include <opencv2/highgui/highgui_c.h>
# else
# include <highgui.h>
# endif
#endif
#ifdef VISP_HAVE_YARP
# include <yarp/sig/Image.h>
#endif
#if defined(_WIN32)
# include <windows.h>
#endif
/*!
\class vpImageConvert
\ingroup group_core_image
Convert image types.
The following example available in tutorial-image-converter.cpp shows how to
convert an OpenCV cv::Mat image into a vpImage:
\include tutorial-image-converter.cpp
*/
class VISP_EXPORT vpImageConvert
{
public:
static void convert(const vpImage<unsigned char> &src,
vpImage<vpRGBa> & dest) ;
static void convert(const vpImage<vpRGBa> &src,
vpImage<unsigned char> & dest) ;
static void convert(const vpImage<float> &src,
vpImage<unsigned char> &dest);
static void convert(const vpImage<unsigned char> &src,
vpImage<float> &dest);
static void convert(const vpImage<double> &src,
vpImage<unsigned char> &dest);
static void convert(const vpImage<unsigned char> &src,
vpImage<double> &dest);
#ifdef VISP_HAVE_OPENCV
// Deprecated: will be removed with OpenCV transcient from C to C++ api
static void convert(const IplImage* src,
vpImage<vpRGBa> & dest, bool flip = false) ;
static void convert(const IplImage* src,
vpImage<unsigned char> & dest, bool flip = false) ;
static void convert(const vpImage<vpRGBa> & src,
IplImage *&dest) ;
static void convert(const vpImage<unsigned char> & src,
IplImage* &dest) ;
# if VISP_HAVE_OPENCV_VERSION >= 0x020100
static void convert(const cv::Mat& src,
vpImage<vpRGBa>& dest, const bool flip = false);
static void convert(const cv::Mat& src,
vpImage<unsigned char>& dest, const bool flip = false);
static void convert(const vpImage<vpRGBa> & src,
cv::Mat& dest) ;
static void convert(const vpImage<unsigned char> & src,
cv::Mat& dest, const bool copyData = true) ;
# endif
#endif
#ifdef VISP_HAVE_YARP
static void convert(const vpImage<unsigned char> & src,
yarp::sig::ImageOf< yarp::sig::PixelMono > *dest, const bool copyData = true) ;
static void convert(const yarp::sig::ImageOf< yarp::sig::PixelMono > *src,
vpImage<unsigned char> & dest,const bool copyData = true ) ;
static void convert(const vpImage<vpRGBa> & src,
yarp::sig::ImageOf< yarp::sig::PixelRgba > *dest, const bool copyData = true) ;
static void convert(const yarp::sig::ImageOf< yarp::sig::PixelRgba > *src,
vpImage<vpRGBa> & dest,const bool copyData = true) ;
static void convert(const vpImage<vpRGBa> & src,
yarp::sig::ImageOf< yarp::sig::PixelRgb > *dest) ;
static void convert(const yarp::sig::ImageOf< yarp::sig::PixelRgb > *src,
vpImage<vpRGBa> & dest) ;
#endif
static void split(const vpImage<vpRGBa> &src,
vpImage<unsigned char>* pR,
vpImage<unsigned char>* pG,
vpImage<unsigned char>* pB,
vpImage<unsigned char>* pa = NULL);
static void merge(const vpImage<unsigned char> *R,
const vpImage<unsigned char> *G,
const vpImage<unsigned char> *B,
const vpImage<unsigned char> *a,
vpImage<vpRGBa> &RGBa);
/*!
Converts a yuv pixel value in rgb format.
\param y Y component of a pixel.
\param u U component of a pixel.
\param v V component of a pixel.
\param r Red component from the YUV coding format. This value is computed
using:
\f[ r = 0.9999695*y - 0.0009508*(u-128) + 1.1359061*(v-128) \f]
\param g Green component from the YUV coding format. This value is computed
using:
\f[g = 0.9999695*y - 0.3959609*(u-128) - 0.5782955*(v-128) \f]
\param b Blue component from the YUV coding format. This value is computed
using:
\f[b = 0.9999695*y + 2.04112*(u-128) - 0.0016314*(v-128) \f]
*/
static inline void YUVToRGB(unsigned char y,
unsigned char u,
unsigned char v,
unsigned char &r,
unsigned char &g,
unsigned char &b)
{
double dr, dg, db;
dr = floor(0.9999695*y - 0.0009508*(u-128) + 1.1359061*(v-128));
dg = floor(0.9999695*y - 0.3959609*(u-128) - 0.5782955*(v-128));
db = floor(0.9999695*y + 2.04112*(u-128) - 0.0016314*(v-128));
dr = dr < 0. ? 0. : dr;
dg = dg < 0. ? 0. : dg;
db = db < 0. ? 0. : db;
dr = dr > 255. ? 255. : dr;
dg = dg > 255. ? 255. : dg;
db = db > 255. ? 255. : db;
r = (unsigned char) dr;
g = (unsigned char) dg;
b = (unsigned char) db;
};
static void YUYVToRGBa(unsigned char* yuyv, unsigned char* rgba,
unsigned int width, unsigned int height);
static void YUYVToRGB(unsigned char* yuyv, unsigned char* rgb,
unsigned int width, unsigned int height);
static void YUYVToGrey(unsigned char* yuyv, unsigned char* grey,
unsigned int size);
static void YUV411ToRGBa(unsigned char* yuv,
unsigned char* rgba, unsigned int size);
static void YUV411ToRGB(unsigned char* yuv,
unsigned char* rgb, unsigned int size);
static void YUV411ToGrey(unsigned char* yuv,
unsigned char* grey, unsigned int size);
static void YUV422ToRGBa(unsigned char* yuv,
unsigned char* rgba, unsigned int size);
static void YUV422ToRGB(unsigned char* yuv,
unsigned char* rgb, unsigned int size);
static void YUV422ToGrey(unsigned char* yuv,
unsigned char* grey, unsigned int size);
static void YUV420ToRGBa(unsigned char* yuv,
unsigned char* rgba, unsigned int width, unsigned int height);
static void YUV420ToRGB(unsigned char* yuv,
unsigned char* rgb, unsigned int width, unsigned int height);
static void YUV420ToGrey(unsigned char* yuv,
unsigned char* grey, unsigned int size);
static void YUV444ToRGBa(unsigned char* yuv,
unsigned char* rgba, unsigned int size);
static void YUV444ToRGB(unsigned char* yuv,
unsigned char* rgb, unsigned int size);
static void YUV444ToGrey(unsigned char* yuv,
unsigned char* grey, unsigned int size);
static void YV12ToRGBa(unsigned char* yuv,
unsigned char* rgba, unsigned int width, unsigned int height);
static void YV12ToRGB(unsigned char* yuv,
unsigned char* rgb, unsigned int width, unsigned int height);
static void YVU9ToRGBa(unsigned char* yuv,
unsigned char* rgba, unsigned int width, unsigned int height);
static void YVU9ToRGB(unsigned char* yuv,
unsigned char* rgb, unsigned int width, unsigned int height);
static void RGBToRGBa(unsigned char* rgb,
unsigned char* rgba, unsigned int size);
static void RGBaToRGB(unsigned char* rgba,
unsigned char* rgb, unsigned int size);
static void RGBToGrey(unsigned char* rgb,
unsigned char* grey, unsigned int size);
static void RGBaToGrey(unsigned char* rgba,
unsigned char* grey, unsigned int size);
static void RGBToRGBa(unsigned char * bgr, unsigned char * rgba,
unsigned int width, unsigned int height, bool flip = false);
static void RGBToGrey(unsigned char * bgr, unsigned char * grey,
unsigned int width, unsigned int height, bool flip = false);
static void GreyToRGBa(unsigned char* grey,
unsigned char* rgba, unsigned int size);
static void GreyToRGB(unsigned char* grey,
unsigned char* rgb, unsigned int size);
static void BGRToRGBa(unsigned char * bgr, unsigned char * rgba,
unsigned int width, unsigned int height, bool flip=false);
static void BGRToGrey(unsigned char * bgr, unsigned char * grey,
unsigned int width, unsigned int height, bool flip=false);
static void YCbCrToRGB(unsigned char *ycbcr, unsigned char *rgb,
unsigned int size);
static void YCbCrToRGBa (unsigned char *ycbcr, unsigned char *rgb,
unsigned int size);
static void YCrCbToRGB(unsigned char *ycbcr, unsigned char *rgb,
unsigned int size);
static void YCrCbToRGBa(unsigned char *ycbcr, unsigned char *rgb,
unsigned int size);
static void YCbCrToGrey(unsigned char *ycbcr, unsigned char *grey,
unsigned int size);
static void MONO16ToGrey(unsigned char *grey16, unsigned char *grey,
unsigned int size);
static void MONO16ToRGBa(unsigned char *grey16, unsigned char *rgba,
unsigned int size);
static void HSVToRGBa(const double *hue, const double *saturation, const double *value, unsigned char *rgba,
const unsigned int size);
static void HSVToRGBa(const unsigned char *hue, const unsigned char *saturation, const unsigned char *value,
unsigned char *rgba, const unsigned int size);
static void RGBaToHSV(const unsigned char *rgba, double *hue, double *saturation, double *value,
const unsigned int size);
static void RGBaToHSV(const unsigned char *rgba, unsigned char *hue, unsigned char *saturation, unsigned char *value,
const unsigned int size);
static void HSVToRGB(const double *hue, const double *saturation, const double *value, unsigned char *rgb,
const unsigned int size);
static void HSVToRGB(const unsigned char *hue, const unsigned char *saturation, const unsigned char *value,
unsigned char *rgb, const unsigned int size);
static void RGBToHSV(const unsigned char *rgb, double *hue, double *saturation, double *value,
const unsigned int size);
static void RGBToHSV(const unsigned char *rgb, unsigned char *hue, unsigned char *saturation, unsigned char *value,
const unsigned int size);
private:
static void computeYCbCrLUT();
static void HSV2RGB(const double *hue, const double *saturation, const double *value, unsigned char *rgba,
const unsigned int size, const unsigned int step);
static void RGB2HSV(const unsigned char *rgb, double *hue, double *saturation, double *value,
const unsigned int size, const unsigned int step);
private:
static bool YCbCrLUTcomputed;
static int vpCrr[256];
static int vpCgb[256];
static int vpCgr[256];
static int vpCbb[256];
} ;
#endif
/*
* Local variables:
* c-basic-offset: 2
* End:
*/
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