/// <summary>
/// Dispose
/// </summary>
protected override void DisposeObject()
{
if (_ptr != IntPtr.Zero)
{
DpmInvoke.cveDPMDetectorRelease(ref _ptr, ref _sharedPtr);
}
}
/// <summary>
/// create a new dpm detector with the specified files and classes
/// </summary>
/// <param name="files"></param>
/// <param name="classes"></param>
public DpmDetector(string[] files, string[] classes)
{
CvString[] cfiles = new CvString[files.Length];
for (int i = 0; i < files.Length; i++)
{
cfiles[i] = new CvString(files[i]);
}
CvString[] cclasses = new CvString[classes.Length];
for (int i = 0; i < classes.Length; i++)
{
cclasses[i] = new CvString(classes[i]);
}
try
{
using (var vfiles = new Util.VectorOfCvString(cfiles))
using (var vclasses = new Util.VectorOfCvString(cclasses))
_ptr = DpmInvoke.cveDPMDetectorCreate(vfiles, vclasses, ref _sharedPtr);
}
finally
{
foreach (var c in cfiles)
{
c.Dispose();
}
foreach (var c in cclasses)
{
c.Dispose();
}
}
}
/// <summary>
/// create a new dpm detector with the specified files and classes
/// </summary>
/// <param name="files"></param>
/// <param name="classes"></param>
/// <returns></returns>
public static DpmDetector Create(string[] files, string[] classes)
{
CvString[] cfiles = new CvString[files.Length];
for (int i = 0; i < files.Length; i++)
{
cfiles[i] = new CvString(files[i]);
}
CvString[] cclasses = new CvString[classes.Length];
for (int i = 0; i < classes.Length; i++)
{
cclasses[i] = new CvString(classes[i]);
}
IntPtr dpm;
using (var vfiles = new Util.VectorOfCvString(cfiles))
using (var vclasses = new Util.VectorOfCvString(cclasses))
dpm = DpmInvoke.cveDPMDetectorCreate(vfiles, vclasses);
foreach (var c in cfiles)
{
c.Dispose();
}
foreach (var c in cclasses)
{
c.Dispose();
}
return(new DpmDetector(dpm));
}
/// <summary>
/// Perform detection on the image
/// </summary>
/// <param name="mat">The image for detection.</param>
/// <returns>The detection result</returns>
public ObjectDetection[] Detect(Mat mat)
{
using (Util.VectorOfRect rects = new Util.VectorOfRect())
using (Util.VectorOfFloat scores = new Util.VectorOfFloat())
using (Util.VectorOfInt classIds = new Util.VectorOfInt())
{
DpmInvoke.cveDPMDetectorDetect(_ptr, mat, rects, scores, classIds);
ObjectDetection[] detections = new ObjectDetection[rects.Size];
for (var i = 0; i < detections.Length; i++)
{
detections[i] = new ObjectDetection(rects[i], scores[i], classIds[i]);
}
return(detections);
}
}
