public void LoadDetectionResults(List <DetectionResult> detectionResults)
{
foreach (var detectionResult in detectionResults)
{
var faceControl = new FaceControl();
faceControl.FaceImageSource = detectionResult.ExtractFrame;
int faceFrameSeconds = FaceImageHelper.ExtractSecondsInFaceImageName(detectionResult.ExtractFrame);
faceControl.FaceName = string.Format("{0}s, {1}%", faceFrameSeconds, detectionResult.Confidence * 100);
flpResult.Controls.Add(faceControl);
}
}
public Task <List <string> > ExportToImagesAsync(IEnumerable <FrameHighlight> frameHighlights, string outputDir)
{
return(Task.Run(() =>
{
List <string> facesList = new List <string>();
using (VideoFileReader reader = new VideoFileReader())
{
reader.Open(VideoInputPath);
long currentFrame = 0;
int lastTime = -1;
foreach (var frameHighlight in frameHighlights)
{
int frameTime = (int)frameHighlight.Time;
if (lastTime < frameTime)
{
using (var frameImage = GetBitmap(reader, ref currentFrame, frameTime))
{
if (frameImage == null)
{
break;
}
for (int i = 0; i < frameHighlight.HighlightRects.Length; ++i)
{
var rect = frameHighlight.HighlightRects[i];
if (!rect.IsEmpty)
{
using (var faceImage = CropBitmap(frameImage, rect))
{
string faceFilePath = Path.Combine(outputDir, FaceImageHelper.BuildFaceImageName(frameTime, i));
faceImage.Save(faceFilePath);
facesList.Add(faceFilePath);
}
}
}
}
lastTime = frameTime;
}
}
}
return facesList;
}));
}
