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
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+// This file is part of OpenCV project.
+// It is subject to the license terms in the LICENSE file found in the top-level directory
+// of this distribution and at http://opencv.org/license.html.
+
+#include <iostream>
+
+#include <opencv2/dnn_superres.hpp>
+
+#include <opencv2/imgproc.hpp>
+#include <opencv2/highgui.hpp>
+
+using namespace std;
+using namespace cv;
+using namespace dnn_superres;
+
+int main(int argc, char *argv[])
+{
+    // Check for valid command line arguments, print usage
+    // if insufficient arguments were given.
+    if (argc < 4) {
+        cout << "usage:   Arg 1: input video path" << endl;
+        cout << "\t Arg 2: output video path" << endl;
+        cout << "\t Arg 3: algorithm | edsr, espcn, fsrcnn or lapsrn" << endl;
+        cout << "\t Arg 4: scale     | 2, 3, 4 or 8 \n";
+        cout << "\t Arg 5: path to model file \n";
+        return -1;
+    }
+
+    string input_path = string(argv[1]);
+    string output_path = string(argv[2]);
+    string algorithm = string(argv[3]);
+    int scale = atoi(argv[4]);
+    string path = string(argv[5]);
+
+    VideoCapture input_video(input_path);
+    int ex = static_cast<int>(input_video.get(CAP_PROP_FOURCC));
+    Size S = Size((int) input_video.get(CAP_PROP_FRAME_WIDTH) * scale,
+                  (int) input_video.get(CAP_PROP_FRAME_HEIGHT) * scale);
+
+    VideoWriter output_video;
+    output_video.open(output_path, ex, input_video.get(CAP_PROP_FPS), S, true);
+
+    if (!input_video.isOpened())
+    {
+        std::cerr << "Could not open the video." << std::endl;
+        return -1;
+    }
+
+    DnnSuperResImpl sr;
+    sr.readModel(path);
+    sr.setModel(algorithm, scale);
+
+    for(;;)
+    {
+        Mat frame, output_frame;
+        input_video >> frame;
+
+        if ( frame.empty() )
+            break;
+
+        sr.upsample(frame, output_frame);
+        output_video << output_frame;
+
+        namedWindow("Upsampled video", WINDOW_AUTOSIZE);
+        imshow("Upsampled video", output_frame);
+
+        namedWindow("Original video", WINDOW_AUTOSIZE);
+        imshow("Original video", frame);
+
+        char c=(char)waitKey(25);
+        if(c==27)
+            break;
+    }
+
+    input_video.release();
+    output_video.release();
+
+    return 0;
+}