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Visual Servoing Platform
version 3.3.0
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5 #include <visp3/core/vpImage.h>
6 #include <visp3/gui/vpDisplayGDI.h>
7 #include <visp3/gui/vpDisplayOpenCV.h>
8 #include <visp3/gui/vpDisplayX.h>
9 #include <visp3/io/vpImageIo.h>
11 #if defined(VISP_HAVE_MODULE_IMGPROC)
12 #include <visp3/imgproc/vpImgproc.h>
17 int main(
int argc,
const char **argv)
20 #if defined(VISP_HAVE_MODULE_IMGPROC) && (defined(VISP_HAVE_X11) || defined(VISP_HAVE_GDI) || defined(VISP_HAVE_OPENCV))
21 std::string input_filename =
"Crayfish-low-contrast.ppm";
24 int blockRadius = 150;
27 unsigned int size = 11;
30 for (
int i = 1; i < argc; i++) {
31 if (std::string(argv[i]) ==
"--input" && i + 1 < argc) {
32 input_filename = std::string(argv[i + 1]);
33 }
else if (std::string(argv[i]) ==
"--blockRadius" && i + 1 < argc) {
34 blockRadius = atoi(argv[i + 1]);
35 }
else if (std::string(argv[i]) ==
"--bins" && i + 1 < argc) {
36 bins = atoi(argv[i + 1]);
37 }
else if (std::string(argv[i]) ==
"--slope" && i + 1 < argc) {
38 slope = (float)atof(argv[i + 1]);
39 }
else if (std::string(argv[i]) ==
"--size" && i + 1 < argc) {
40 size = (
unsigned int)atoi(argv[i + 1]);
41 }
else if (std::string(argv[i]) ==
"--weight" && i + 1 < argc) {
42 weight = atof(argv[i + 1]);
43 }
else if (std::string(argv[i]) ==
"--help" || std::string(argv[i]) ==
"-h") {
44 std::cout <<
"Usage: " << argv[0]
45 <<
" [--input <input image>]"
46 " [--blockRadius <block radius for CLAHE>] [--bins <nb "
47 "histogram bins for CLAHE>] [--slope <slope for CLAHE>]"
48 " [--size <Gaussian kernel size>] [--weight <unsharp mask "
63 #elif defined(VISP_HAVE_GDI)
65 #elif defined(VISP_HAVE_OPENCV)
68 d.
init(I_color, 0, 0,
"Input color image");
74 d2.
init(I_stretch, I_color.
getWidth(), 10,
"Stretch contrast");
80 d3.
init(I_stretch_hsv, 0, I_color.
getHeight() + 80,
"Stretch contrast HSV");
90 vp::clahe(I_color, I_clahe, blockRadius, bins, slope);
92 d5.
init(I_clahe, 0, 2 * I_color.
getHeight() + 80,
"Histogram equalization");
Use the X11 console to display images on unix-like OS. Thus to enable this class X11 should be instal...
VISP_EXPORT void unsharpMask(vpImage< unsigned char > &I, unsigned int size=7, double weight=0.6)
static void read(vpImage< unsigned char > &I, const std::string &filename)
VISP_EXPORT void stretchContrast(vpImage< unsigned char > &I)
VISP_EXPORT void equalizeHistogram(vpImage< unsigned char > &I)
Display for windows using GDI (available on any windows 32 platform).
unsigned int getHeight() const
The vpDisplayOpenCV allows to display image using the OpenCV library. Thus to enable this class OpenC...
unsigned int getWidth() const
static void display(const vpImage< unsigned char > &I)
static void displayText(const vpImage< unsigned char > &I, const vpImagePoint &ip, const std::string &s, const vpColor &color)
void init(vpImage< unsigned char > &I, int winx=-1, int winy=-1, const std::string &title="")
VISP_EXPORT void clahe(const vpImage< unsigned char > &I1, vpImage< unsigned char > &I2, int blockRadius=150, int bins=256, float slope=3.0f, bool fast=true)
VISP_EXPORT void stretchContrastHSV(vpImage< vpRGBa > &I)
void init(vpImage< unsigned char > &I, int winx=-1, int winy=-1, const std::string &title="")
static void flush(const vpImage< unsigned char > &I)
static bool getClick(const vpImage< unsigned char > &I, bool blocking=true)