private void saveFace(FaceInfo faceInfo, ImageFrame imageFrame)
{
Bitmap bitmap = FaceCropper.getFace(imageFrame.getArgb(), faceInfo, imageFrame.getWidth());
if (source == RegActivity.SOURCE_REG)
{
// 注册来源保存到注册人脸目录
File faceDir = FileUitls.getFaceDirectory();
if (faceDir != null)
{
String imageName = Guid.NewGuid().ToString();
File file = new File(faceDir, imageName);
// 压缩人脸图片至300 * 300，减少网络传输时间
ImageUtils.resize(bitmap, file, 300, 300);
Intent intent = new Intent();
intent.PutExtra("file_path", file.AbsolutePath);
SetResult(Result.Ok, intent);
Finish();
}
else
{
toast("注册人脸目录未找到");
}
}
else
{
try
{
// 其他来源保存到临时目录
File file = File.CreateTempFile(Guid.NewGuid().ToString() + "", ".jpg");
// 人脸识别不需要整张图片。可以对人脸区别进行裁剪。减少流量消耗和，网络传输占用的时间消耗。
ImageUtils.resize(bitmap, file, 300, 300); Intent intent = new Intent();
intent.PutExtra("file_path", file.AbsolutePath);
SetResult(Result.Ok, intent);
Finish();
}
catch (IOException e)
{
e.PrintStackTrace();
}
}
}
private void checkResult(LivenessModel model)
{
if (model == null)
{
return;
}
displayResult(model);
int type = model.getLiveType();
bool livenessSuccess = false;
// 同一时刻都通过才认为活体通过，开发者也可以根据自己的需求修改策略
if ((type & FaceLiveness.MASK_RGB) == FaceLiveness.MASK_RGB)
{
livenessSuccess = (model.getRgbLivenessScore() > FaceEnvironment.LIVENESS_RGB_THRESHOLD) ? true : false;
}
if ((type & FaceLiveness.MASK_IR) == FaceLiveness.MASK_IR)
{
bool irScore = (model.getIrLivenessScore() > FaceEnvironment.LIVENESS_IR_THRESHOLD) ? true : false;
if (!irScore)
{
livenessSuccess = false;
}
else
{
livenessSuccess &= irScore;
}
}
if ((type & FaceLiveness.MASK_DEPTH) == FaceLiveness.MASK_DEPTH)
{
bool depthScore = (model.getDepthLivenessScore() > FaceEnvironment.LIVENESS_DEPTH_THRESHOLD) ? true :
false;
if (!depthScore)
{
livenessSuccess = false;
}
else
{
livenessSuccess &= depthScore;
}
}
if (livenessSuccess)
{
Bitmap bitmap = FaceCropper.getFace(model.getImageFrame().getArgb(),
model.getFaceInfo(), model.getImageFrame().getWidth());
if (source == RegActivity.SOURCE_REG)
{
// 注册来源保存到注册人脸目录
File faceDir = FileUitls.getFaceDirectory();
if (faceDir != null)
{
string imageName = System.Guid.NewGuid().ToString();
File file = new File(faceDir, imageName);
// 压缩人脸图片至300 * 300，减少网络传输时间
ImageUtils.resize(bitmap, file, 300, 300);
Intent intent = new Intent();
intent.PutExtra("file_path", file.AbsolutePath);
SetResult(Result.Ok, intent);
success = true;
Finish();
}
else
{
toast("注册人脸目录未找到");
}
}
else
{
try
{
// 其他来源保存到临时目录
File file = File.CreateTempFile(System.Guid.NewGuid().ToString() + "", ".jpg");
ImageUtils.resize(bitmap, file, 300, 300);
Intent intent = new Intent();
intent.PutExtra("file_path", file.AbsolutePath);
SetResult(Result.Ok, intent);
success = true;
Finish();
}
catch (IOException e)
{
e.PrintStackTrace();
}
}
}
}
