potok/opencv
1
0
Fork 0
mirror of https://github.com/opencv/opencv.git synced 2026-07-29 15:23:05 +04:00
Code Packages Releases Wiki Activity

updates documentation and samples

Browse Source
This commit is contained in:
Suleyman TURKMEN
2017-10-31 23:10:29 +03:00
parent bc348eb8ab
commit 63fb79b519
5 changed files with 42 additions and 100 deletions
Download Patch File Download Diff File Expand all files Collapse all files
samples/cpp/falsecolor.cpp
+24 -69
View File
@@ -1,84 +1,37 @@
#include <opencv2/opencv.hpp>
#include "opencv2/imgproc.hpp"
#include "opencv2/imgcodecs.hpp"
#include "opencv2/highgui.hpp"
#include <iostream>
using namespace cv;
using namespace std;
enum MyShape{MyCIRCLE=0,MyRECTANGLE,MyELLIPSE};
struct ParamColorMar {
struct ParamColorMap {
int iColormap;
Mat img;
};
Ptr<Mat> lutRND;
String winName="False color";
static const String ColorMaps[] = { "Autumn", "Bone", "Jet", "Winter", "Rainbow", "Ocean", "Summer",
"Spring", "Cool", "HSV", "Pink", "Hot", "Parula", "User defined (random)"};
static void TrackColorMap(int x, void *r)
{
std::cout << "selected: " << x << std::endl;
ParamColorMar *p = (ParamColorMar*)r;
ParamColorMap *p = (ParamColorMap*)r;
Mat dst;
p->iColormap= x;
if (x == cv::COLORMAP_PARULA + 1)
if (x == COLORMAP_PARULA + 1)
{
if (!lutRND)
{
RNG ra;
lutRND = makePtr<Mat>(256, 1, CV_8UC3);
ra.fill(*lutRND, RNG::UNIFORM, 0, 256);
}
applyColorMap(p->img, dst, *lutRND.get());
Mat lutRND(256, 1, CV_8UC3);
randu(lutRND, Scalar(0, 0, 0), Scalar(255, 255, 255));
applyColorMap(p->img, dst, lutRND);
}
else
applyColorMap(p->img,dst,p->iColormap);
String colorMapName;
switch (p->iColormap) {
case COLORMAP_AUTUMN :
colorMapName = "Colormap : Autumn";
break;
case COLORMAP_BONE :
colorMapName = "Colormap : Bone";
break;
case COLORMAP_JET :
colorMapName = "Colormap : Jet";
break;
case COLORMAP_WINTER :
colorMapName = "Colormap : Winter";
break;
case COLORMAP_RAINBOW :
colorMapName = "Colormap : Rainbow";
break;
case COLORMAP_OCEAN :
colorMapName = "Colormap : Ocean";
break;
case COLORMAP_SUMMER :
colorMapName = "Colormap : Summer";
break;
case COLORMAP_SPRING :
colorMapName = "Colormap : Spring";
break;
case COLORMAP_COOL :
colorMapName = "Colormap : Cool";
break;
case COLORMAP_HSV :
colorMapName = "Colormap : HSV";
break;
case COLORMAP_PINK :
colorMapName = "Colormap : Pink";
break;
case COLORMAP_HOT :
colorMapName = "Colormap : Hot";
break;
case COLORMAP_PARULA :
colorMapName = "Colormap : Parula";
break;
default:
colorMapName = "User colormap : random";
break;
}
std::cout << "> " << colorMapName << std::endl;
putText(dst, colorMapName, Point(10, 20), cv::FONT_HERSHEY_SIMPLEX, 1, Scalar(255, 255, 255));
putText(dst, "Colormap : "+ColorMaps[p->iColormap], Point(10, 20), FONT_HERSHEY_SIMPLEX, 0.8, Scalar(255, 255, 255),2);
imshow(winName, dst);
}
@@ -128,27 +81,29 @@ static Mat DrawMyImage(int thickness,int nbShape)
int main(int argc, char** argv)
{
ParamColorMar p;
cout << "This program demonstrates the use of applyColorMap function.\n\n";
ParamColorMap p;
Mat img;
if (argc > 1)
img = imread(argv[1], 0);
img = imread(argv[1], IMREAD_GRAYSCALE);
else
img = DrawMyImage(2,256);
p.img=img;
p.iColormap=0;
imshow("Gray image",img);
namedWindow(winName);
createTrackbar("colormap", winName,&p.iColormap,1,TrackColorMap,(void*)&p);
setTrackbarMin("colormap", winName, cv::COLORMAP_AUTUMN);
setTrackbarMax("colormap", winName, cv::COLORMAP_PARULA+1);
setTrackbarMin("colormap", winName, COLORMAP_AUTUMN);
setTrackbarMax("colormap", winName, COLORMAP_PARULA+1);
setTrackbarPos("colormap", winName, -1);
TrackColorMap((int)getTrackbarPos("colormap", winName),(void*)&p);
while (waitKey(0) != 27)
{
std::cout << "Press 'ESC' to exit" << std::endl;
}
TrackColorMap(0, (void*)&p);
cout << "Press a key to exit" << endl;
waitKey(0);
return 0;
}