private void Grab()
{
Mat mat = new Mat();
capture.Grab();
capture.Retrieve(mat);
if (rec != null && !mat.Size.IsEmpty)
{
rec.Invoke(mat);
}
}
public void TestFileCaptureNonAscii()
{
String fileName = EmguAssert.GetFile("tree.avi");
String newName = fileName.Replace("tree.avi", "树.avi");
File.Copy(fileName, newName, true);
VideoCapture capture = new VideoCapture(EmguAssert.GetFile(newName));
int counter = 0;
using (Mat m = new Mat())
while (capture.Grab())
{
capture.Retrieve(m);
counter++;
}
Trace.WriteLine(String.Format("{0} frames found in file {1}", counter, newName));
}
public void TestCaptureFromFile()
{
using (VideoCapture capture = new VideoCapture(EmguAssert.GetFile( "tree.avi")))
using (VideoWriter writer = new VideoWriter("tree_invert.avi", 10, new Size(capture.Width, capture.Height), true))
{
int maxCount = 10;
Mat img = new Mat();
while (capture.Grab() && maxCount > 0)
{
capture.Retrieve(img);
CvInvoke.BitwiseNot(img, img);
writer.Write(img);
maxCount--;
}
}
}
