vendor: OpenCV 5.0.0 snapshot at 755e50675d97db9b7d449d8bd6b09888646f6c6e

2026-08-22 00:11:13 +08:00
commit 12022378a3
3872 changed files with 2513409 additions and 0 deletions
@@ -0,0 +1,103 @@
+#include <opencv2/core.hpp>
+#include <opencv2/highgui.hpp>
+#include <opencv2/imgproc.hpp>
+#include <opencv2/xphoto.hpp>
+#include "opencv2/xphoto/oilpainting.hpp"
+#include <iostream>
+
+using namespace cv;
+using namespace std;
+
+static void TrackSlider(int , void *);
+static void addSlider(String sliderName, String windowName, int minSlider, int maxSlider, int valDefault, int *valSlider, void(*f)(int, void *), void *r);
+vector<int> colorSpace = { COLOR_BGR2GRAY,COLOR_BGR2HSV,COLOR_BGR2YUV,COLOR_BGR2XYZ };
+
+struct OilImage {
+    String winName = "Oil painting";
+    int size;
+    int dynRatio;
+    int colorSpace;
+    Mat img;
+};
+
+const String keys =
+"{Help h usage ? help  |     | Print this message   }"
+"{v                    | 0   | video index }"
+"{a                    | 700   | API index }"
+"{s                    | 10   | neighbouring size }"
+"{d                    | 1   | dynamic ratio }"
+"{c                    | 0   | color space }"
+"{@arg1                |     | file path}"
+;
+
+
+int main(int argc, char* argv[])
+{
+    CommandLineParser parser(argc, argv, keys);
+
+    if (parser.has("help"))
+    {
+        parser.printMessage();
+        return 0;
+    }
+    String filename = parser.get<String>(0);
+    OilImage p;
+    p.dynRatio = parser.get<int>("d");
+    p.size = parser.get<int>("s");
+    p.colorSpace = parser.get<int>("c");
+    if (p.colorSpace < 0 || p.colorSpace >= static_cast<int>(colorSpace.size()))
+    {
+        std::cout << "Color space must be >= 0 and <"<< colorSpace.size()<<"\n";
+        return EXIT_FAILURE;
+    }
+    if (!filename.empty())
+    {
+        p.img = imread(filename);
+        if (p.img.empty())
+        {
+            std::cout << "Check file path!\n";
+            return EXIT_FAILURE;
+        }
+        Mat dst;
+        xphoto::oilPainting(p.img, dst, p.size, p.dynRatio, colorSpace[p.colorSpace]);
+        imshow("oil painting effect", dst);
+        waitKey();
+        return 0;
+    }
+    VideoCapture v(parser.get<int>("v")+ parser.get<int>("a"));
+    v>> p.img;
+    p.winName="Oil Painting";
+    namedWindow(p.winName);
+    addSlider("DynRatio", p.winName, 1,127,p.dynRatio,&p.dynRatio, TrackSlider, &p);
+    addSlider("Size", p.winName, 1, 100, p.size, &p.size, TrackSlider, &p);
+    addSlider("ColorSpace", p.winName, 0, static_cast<int>(colorSpace.size()-1), p.colorSpace, &p.colorSpace, TrackSlider, &p);
+    while (waitKey(20) != 27)
+    {
+        v>>p.img;
+        imshow("Original", p.img);
+        TrackSlider(0, &p);
+        waitKey(10);
+    }
+    return 0;
+}
+
+void addSlider(String sliderName, String windowName, int minSlider, int maxSlider, int valDefault, int *valSlider, void(*f)(int, void *), void *r)
+{
+    createTrackbar(sliderName, windowName, valSlider, 1, f, r);
+    setTrackbarMin(sliderName, windowName, minSlider);
+    setTrackbarMax(sliderName, windowName, maxSlider);
+    setTrackbarPos(sliderName, windowName, valDefault);
+}
+
+void TrackSlider(int , void *r)
+{
+    OilImage *p = (OilImage *)r;
+    Mat dst;
+    p->img = p->img / p->dynRatio;
+    p->img = p->img*p->dynRatio;
+    xphoto::oilPainting(p->img, dst, p->size, p->dynRatio,colorSpace[p->colorSpace]);
+    if (!dst.empty())
+    {
+        imshow(p->winName, dst);
+    }
+}