#include <cstdlib>
#include <iostream>
#include <visp3/core/vpImage.h>
#include <visp3/gui/vpDisplayGDI.h>
#include <visp3/gui/vpDisplayOpenCV.h>
#include <visp3/gui/vpDisplayX.h>
#include <visp3/io/vpImageIo.h>
#if defined(VISP_HAVE_MODULE_IMGPROC)
#include <visp3/imgproc/vpImgproc.h>
#endif
int main(int argc, const char **argv)
{
#if defined(VISP_HAVE_MODULE_IMGPROC) && \
(defined(VISP_HAVE_X11) || defined(VISP_HAVE_GDI) || defined(VISP_HAVE_OPENCV)) && \
(defined(VISP_HAVE_PNG) || defined(VISP_HAVE_OPENCV))
std::string input_filename = "Sample_low_brightness.png";
double alpha = 10.0, beta = 50.0;
double gamma = 3.5;
int scale = 240, scaleDiv = 3, level = 0, kernelSize = -1;
double dynamic = 3.0;
for (int i = 1; i < argc; i++) {
if (std::string(argv[i]) == "--input" && i + 1 < argc) {
input_filename = std::string(argv[i + 1]);
} else if (std::string(argv[i]) == "--alpha" && i + 1 < argc) {
alpha = atof(argv[i + 1]);
} else if (std::string(argv[i]) == "--beta" && i + 1 < argc) {
beta = atof(argv[i + 1]);
} else if (std::string(argv[i]) == "--gamma" && i + 1 < argc) {
gamma = atof(argv[i + 1]);
} else if (std::string(argv[i]) == "--scale" && i + 1 < argc) {
scale = atoi(argv[i + 1]);
} else if (std::string(argv[i]) == "--scaleDiv" && i + 1 < argc) {
scaleDiv = atoi(argv[i + 1]);
} else if (std::string(argv[i]) == "--level" && i + 1 < argc) {
level = atoi(argv[i + 1]);
} else if (std::string(argv[i]) == "--kernelSize" && i + 1 < argc) {
kernelSize = atoi(argv[i + 1]);
} else if (std::string(argv[i]) == "--dynamic" && i + 1 < argc) {
dynamic = atof(argv[i + 1]);
} else if (std::string(argv[i]) == "--help" || std::string(argv[i]) == "-h") {
std::cout << "Usage: " << argv[0]
<< " [--input <input image>]"
" [--alpha <alpha for vp::adjust()>] [--beta <beta for "
"vp::adjust()>]"
" [--gamma <gamma for vp::gammaCorrection()>]"
" [--scale <scale for vp::retinex()> [--scaleDiv for "
"vp::retinex()]"
" [--level <level for vp::retinex()> [--kernelSize "
"<kernelSize for vp::retinex()>]"
" [--dynamic <dynamic for vp::retinex()>] [--help]"
<< std::endl;
return EXIT_SUCCESS;
}
}
#ifdef VISP_HAVE_X11
#elif defined(VISP_HAVE_GDI)
#elif defined(HAVE_OPENCV_HIGHGUI)
#endif
std::stringstream ss;
ss << "Sample_low_brightness_alpha=" << alpha << "_beta=" << beta << ".png";
ss.str("");
ss << "Sample_low_brightness_gamma=" << gamma << ".png";
ss.str("");
ss << "Sample_low_brightness_eqHist.png";
vp::retinex(I_color, I_color_retinex, scale, scaleDiv, level, dynamic, kernelSize);
ss.str("");
ss << "Sample_low_brightness_scale=" << scale << "_scaleDiv=" << scaleDiv << "_level=" << level
<< "_dynamic=" << dynamic << "_kernelSize=" << kernelSize << ".png";
#else
(void)argc;
(void)argv;
#endif
return EXIT_SUCCESS;
}
Display for windows using GDI (available on any windows 32 platform).
The vpDisplayOpenCV allows to display image using the OpenCV library. Thus to enable this class OpenC...
Use the X11 console to display images on unix-like OS. Thus to enable this class X11 should be instal...
static bool getClick(const vpImage< unsigned char > &I, bool blocking=true)
static void display(const vpImage< unsigned char > &I)
static void flush(const vpImage< unsigned char > &I)
static void displayText(const vpImage< unsigned char > &I, const vpImagePoint &ip, const std::string &s, const vpColor &color)
static void read(vpImage< unsigned char > &I, const std::string &filename, int backend=IO_DEFAULT_BACKEND)
static void write(const vpImage< unsigned char > &I, const std::string &filename, int backend=IO_DEFAULT_BACKEND)
Class that defines a 2D point in an image. This class is useful for image processing and stores only ...
unsigned int getWidth() const
void insert(const vpImage< Type > &src, const vpImagePoint &topLeft)
unsigned int getHeight() const
VISP_EXPORT void adjust(vpImage< unsigned char > &I, double alpha, double beta)
VISP_EXPORT void gammaCorrection(vpImage< unsigned char > &I, double gamma)
VISP_EXPORT void equalizeHistogram(vpImage< unsigned char > &I)
VISP_EXPORT void retinex(vpImage< vpRGBa > &I, int scale=240, int scaleDiv=3, int level=RETINEX_UNIFORM, double dynamic=1.2, int kernelSize=-1)