49#include <visp3/core/vpConfig.h>
50#include <visp3/core/vpDebug.h>
52#if defined(VISP_HAVE_OPENCV)
54#include <visp3/core/vpImage.h>
55#include <visp3/core/vpIoTools.h>
56#include <visp3/gui/vpDisplayOpenCV.h>
57#include <visp3/io/vpImageIo.h>
58#include <visp3/io/vpParseArgv.h>
60#include <visp3/core/vpTime.h>
72#define GETOPTARGS "cdi:o:p:h"
85void usage(
const char *name,
const char *badparam, std::string ipath, std::string opath, std::string user)
88Read an image on the disk, display it using OpenCV, display some\n\
89features (line, circle, caracters) in overlay and finaly write \n\
90the image and the overlayed features in an image on the disk.\n\
93 %s [-i <input image path>] [-o <output image path>]\n\
99 -i <input image path> %s\n\
100 Set image input path.\n\
101 From this path read \"Klimt/Klimt.pgm\"\n\
103 Setting the VISP_INPUT_IMAGE_PATH environment\n\
104 variable produces the same behaviour than using\n\
107 -o <output image path> %s\n\
108 Set image output path.\n\
109 From this directory, creates the \"%s\"\n\
110 subdirectory depending on the username, where \n\
111 Klimt_grey.overlay.ppm output image is written.\n\
114 Disable the mouse click. Useful to automate the \n\
115 execution of this program without humain intervention.\n\
118 Disable the image display. This can be useful \n\
119 for automatic tests using crontab under Unix or \n\
120 using the task manager under Windows.\n\
123 Print the help.\n\n", ipath.c_str(), opath.c_str(), user.c_str());
126 fprintf(stderr,
"ERROR: \n");
127 fprintf(stderr,
"\nBad parameter [%s]\n", badparam);
149bool getOptions(
int argc,
const char **argv, std::string &ipath, std::string &opath,
bool &click_allowed,
150 const std::string &user,
bool &display)
158 click_allowed =
false;
170 usage(argv[0], NULL, ipath, opath, user);
175 usage(argv[0], optarg_, ipath, opath, user);
181 if ((c == 1) || (c == -1)) {
183 usage(argv[0], NULL, ipath, opath, user);
184 std::cerr <<
"ERROR: " << std::endl;
185 std::cerr <<
" Bad argument " << optarg_ << std::endl << std::endl;
192int main(
int argc,
const char **argv)
195 std::string env_ipath;
196 std::string opt_ipath;
197 std::string opt_opath;
200 std::string filename;
201 std::string username;
202 bool opt_click_allowed =
true;
203 bool opt_display =
true;
210 if (!env_ipath.empty())
214#if !defined(_WIN32) && (defined(__unix__) || defined(__unix) || (defined(__APPLE__) && defined(__MACH__)))
217 opt_opath =
"C:\\temp";
224 if (getOptions(argc, argv, opt_ipath, opt_opath, opt_click_allowed, username, opt_display) ==
false) {
229 if (!opt_ipath.empty())
231 if (!opt_opath.empty())
243 usage(argv[0], NULL, ipath, opath, username);
244 std::cerr << std::endl <<
"ERROR:" << std::endl;
245 std::cerr <<
" Cannot create " << odirname << std::endl;
246 std::cerr <<
" Check your -o " << opath <<
" option " << std::endl;
253 if (!opt_ipath.empty() && !env_ipath.empty()) {
254 if (ipath != env_ipath) {
255 std::cout << std::endl <<
"WARNING: " << std::endl;
256 std::cout <<
" Since -i <visp image path=" << ipath <<
"> "
257 <<
" is different from VISP_IMAGE_PATH=" << env_ipath << std::endl
258 <<
" we skip the environment variable." << std::endl;
263 if (opt_ipath.empty() && env_ipath.empty()) {
264 usage(argv[0], NULL, ipath, opath, username);
265 std::cerr << std::endl <<
"ERROR:" << std::endl;
266 std::cerr <<
" Use -i <visp image path> option or set VISP_INPUT_IMAGE_PATH " << std::endl
267 <<
" environment variable to specify the location of the " << std::endl
268 <<
" image path where test images are located." << std::endl
287 display.init(I, 100, 100,
"X11 display");
300 for (
unsigned i = 0; i < I.
getHeight(); i += 20) {
317 for (
unsigned i = 0; i < I.
getWidth(); i += 20) {
333 transparent_red,
true);
336 vpColor very_transparent_blue(0, 0, 255, 63);
338 very_transparent_blue,
true);
350 for (
unsigned int i = 0; i < 100; i += 20) {
378 if (opt_click_allowed) {
379 std::cout <<
"\nA click to close the windows..." << std::endl;
401 displayRGBa.
init(Irgba, 100, 100,
"X11 color display");
409 if (opt_click_allowed) {
410 std::cout <<
"\nA click to display a cross..." << std::endl;
416 std::cout <<
"Cross position: " << ip << std::endl;
423 std::cout <<
"Cross position: " << ip << std::endl;
441 if (opt_click_allowed) {
442 std::cout <<
"\nA click to exit the program..." << std::endl;
444 std::cout <<
"Bye" << std::endl;
449 std::cout <<
"Catch an exception: " << e << std::endl;
456 std::cout <<
"You do not have OpenCV functionalities to display images..." << std::endl;
457 std::cout <<
"Tip:" << std::endl;
458 std::cout <<
"- Install OpenCV, configure again ViSP using cmake and build again this example" << std::endl;
Class to define RGB colors available for display functionnalities.
static const vpColor orange
static const vpColor blue
static const vpColor yellow
static const vpColor green
The vpDisplayOpenCV allows to display image using the OpenCV library. Thus to enable this class OpenC...
void init(vpImage< unsigned char > &I, int winx=-1, int winy=-1, const std::string &title="")
static void close(vpImage< unsigned char > &I)
static bool getClick(const vpImage< unsigned char > &I, bool blocking=true)
static void display(const vpImage< unsigned char > &I)
static void displayLine(const vpImage< unsigned char > &I, const vpImagePoint &ip1, const vpImagePoint &ip2, const vpColor &color, unsigned int thickness=1, bool segment=true)
static void getImage(const vpImage< unsigned char > &Is, vpImage< vpRGBa > &Id)
static void displayCross(const vpImage< unsigned char > &I, const vpImagePoint &ip, unsigned int size, const vpColor &color, unsigned int thickness=1)
static void flush(const vpImage< unsigned char > &I)
static void displayArrow(const vpImage< unsigned char > &I, const vpImagePoint &ip1, const vpImagePoint &ip2, const vpColor &color=vpColor::white, unsigned int w=4, unsigned int h=2, unsigned int thickness=1)
static void displayDotLine(const vpImage< unsigned char > &I, const vpImagePoint &ip1, const vpImagePoint &ip2, const vpColor &color, unsigned int thickness=1)
static void displayRectangle(const vpImage< unsigned char > &I, const vpImagePoint &topLeft, unsigned int width, unsigned int height, const vpColor &color, bool fill=false, unsigned int thickness=1)
static void displayText(const vpImage< unsigned char > &I, const vpImagePoint &ip, const std::string &s, const vpColor &color)
static void displayCircle(const vpImage< unsigned char > &I, const vpImagePoint ¢er, unsigned int radius, const vpColor &color, bool fill=false, unsigned int thickness=1)
error that can be emited by ViSP classes.
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
unsigned int getHeight() const
static bool parse(int *argcPtr, const char **argv, vpArgvInfo *argTable, int flags)