Prepared some videos for future tests. Added first version of common positioning video test.

2012-01-31 21:02:05 +00:00
parent fef90e2270
commit a41b0902f4
3 changed files with 148 additions and 5 deletions
--- a/modules/highgui/test/test_pos.cpp
+++ b/modules/highgui/test/test_pos.cpp
@@ -0,0 +1,120 @@
+#include "test_precomp.hpp"
+#include "opencv2/highgui/highgui.hpp"
+#include <stdio.h>
+
+/* #include <cv.h>
+#include <cxcore.h>
+
+    #include <iostream>
+    #include <sstream>
+    #include <string> */
+
+using namespace cv;
+using namespace std;
+
+//ticket #1497
+
+#define HIGHGUI_POSITIONING_ERROR_OPEN 0
+
+#define MESSAGE_ERROR_CONTENT "Cannot read source video file."
+
+class CV_VideoPositioningTest: public cvtest::BaseTest
+{
+public:
+    void run(int);
+
+};
+
+void CV_VideoPositioningTest::run(int)
+{
+    const string& src_dir = ts->get_data_path();
+
+    std::cout << src_dir.c_str() << endl;
+
+    string file_path = "/home/reshetnikov/SVN_Projects/OpenCV/opencv_extra/testdata/perf/video/sample_sorenson.mov";
+
+    std::cout << file_path.c_str() << endl;
+
+    cv::VideoCapture cap(file_path);
+
+    // CvCapture* cap = cvCreateFileCapture(file_path.c_str());
+     if (!cap.isOpened())
+    {
+        printf("Error!");
+        return;
+    }
+
+    std::cout << "Frame pos: " << cap.get(CV_CAP_PROP_POS_FRAMES) << std::endl;
+
+    // IplImage* frame = cvQueryFrame(cap);
+
+    Mat frame; cap >> frame;
+
+    /* if (!frame)
+    {
+
+            return;
+    } */
+
+    std::cout << "Frames number: " << cap.get(CV_CAP_PROP_FRAME_COUNT) << std::endl;
+    
+    int step = 20;
+    int frameCount = 1;
+    while (frameCount < 100)
+    {
+            std::cout << "Frame count: " << frameCount << "\tActual frame pos: " << cap.get(CV_CAP_PROP_POS_FRAMES) << std::endl;
+
+            // Save the frame
+            std::stringstream ss;
+            ss << frameCount;
+            std::string filename = ss.str() + ".png";
+            imwrite(file_path, frame, vector<int>(1));
+            // Advance by step frames
+            frameCount += step;
+            std::cout << "cvSetCaptureProperty result: " << cap.set(CV_CAP_PROP_POS_FRAMES, frameCount) << std::endl;;
+            // frame = cvQueryFrame(cap);
+    }
+
+    // cvReleaseCapture(&cap);
+    cap.release();
+}
+
+
+
+
+
+    /*
+47	NOTES
+48
+49	Output:
+50	Frame pos: 0
+51	Frame count: 1  Actual frame pos: -1.84467e+017
+52	cvSetCaptureProperty result: 1
+53	Frame count: 21 Actual frame pos: -1.84467e+017
+54	cvSetCaptureProperty result: 1
+55	Frame count: 41 Actual frame pos: -1.84467e+017
+56	cvSetCaptureProperty result: 1
+57	Frame count: 61 Actual frame pos: -1.84467e+017
+58	cvSetCaptureProperty result: 1
+59	Frame count: 81 Actual frame pos: -1.84467e+017
+60	cvSetCaptureProperty result: 1
+61
+62	Expected:
+63	Frame pos: 0
+64	Frame count: 1  Actual frame pos: 1
+65	cvSetCaptureProperty result: 1
+66	Frame count: 21 Actual frame pos: 21
+67	cvSetCaptureProperty result: 1
+68	Frame count: 41 Actual frame pos: 41
+69	cvSetCaptureProperty result: 1
+70	Frame count: 61 Actual frame pos: 61
+71	cvSetCaptureProperty result: 1
+72	Frame count: 81 Actual frame pos: 81
+73	cvSetCaptureProperty result: 1
+74
+75	In addition, the frame retrieved from cvQueryFrame was not the correct frame
+76	*/
+
+TEST (HighguiPositioning, regression) { CV_VideoPositioningTest test; test.safe_run(); }
+
+