// starts detector
public override void Run(IProgress <DetectionResults> progress)
{
// detection loop - detects on each frame
while (!userWantsToExit) // setting userWantsToExit to true breaks this loop
{
// get latest detected frame from input, which we set during the config
if (opWrapper.WaitAndPop(out datumProcessed)) // detection data gets put into datumProcessed
{
if (datumProcessed != null && datumProcessed.TryGet(out data) && !data.Empty) // if datumProcessed exists && we can get the data sucessfully && retrieved data exists
{
Datum d = data.ToArray()[0].Get(); // retrieve datum object which contains the keypoint data
progress.Report(new DetectionResults() // report calculated keypoint data with DetectionResults object
{
data = d, // keypoint data
isFinished = false // are we finished with the detection
});
}
}
else // can't get next frame, so we end the detection loop
{
OpenPose.Log("Processed datum could not be emplaced.", Priority.High);
userWantsToExit = true;
break;
}
}
progress.Report(new DetectionResults() // when finished, we report with isFinished set to true
{
data = null,
isFinished = true
});
opWrapper.Dispose(); // dispose of openpose wrapper
}
public Datum ProcessFrame(Mat image) // gets result keypoints from OpenPoseDotNet.Mat
{
datumProcessed = opWrapper.EmplaceAndPop(image); // method detects on OpenPoseDotNet.Mat
if (datumProcessed != null && datumProcessed.TryGet(out data) && !data.Empty) // if datumProcessed exists && we can get the data sucessfully && retrieved data exists
{
Datum result = data.ToArray()[0].Get(); // retrieve datum object which contains the keypoint data
opWrapper.Dispose(); // dispose of wrapper after detection
return(result);
}
else
{
OpenPose.Log("Nullptr or empty datumsPtr found.", Priority.High);
return(null);
}
}