Skip to content

O
opencv
Commit 700b6855 authored by Alexander Smorkalov's avatar Alexander Smorkalov
Browse files
Options

Revision 8725 restored. Android sample FaceDetection updated according… 

Revision 8725 restored. Android sample FaceDetection updated according DetectionBasedTracker interface.
parent 80febef2
Show whitespace changes
Inline Side-by-side
Showing with 61 additions and 22 deletions
samples/android/face-detection/jni/DetectionBasedTracker_jni.cpp
View file @ 700b6855
......@@ -25,22 +25,46 @@ public:
IDetector(),
Detector(detector)
{
LOGD("CascadeDetectorAdapter::Detect::Detect");
CV_Assert(!detector.empty());
}
void detect(const cv::Mat &Image, std::vector<cv::Rect> &objects)
{
LOGD("CascadeDetectorAdapter::Detect: begin");
LOGD("CascadeDetectorAdapter::Detect: scaleFactor=%.2f, minNeighbours=%d, minObjSize=(%dx%d), maxObjSize=(%dx%d)", scaleFactor, minNeighbours, minObjSize.width, minObjSize.height, maxObjSize.width, maxObjSize.height);
Detector->detectMultiScale(Image, objects, scaleFactor, minNeighbours, 0, minObjSize, maxObjSize);
LOGD("CascadeDetectorAdapter::Detect: end");
}
virtual ~CascadeDetectorAdapter()
{}
{
LOGD("CascadeDetectorAdapter::Detect::~Detect");
}
private:
CascadeDetectorAdapter();
cv::Ptr<cv::CascadeClassifier> Detector;
};
struct DetectorAgregator
{
cv::Ptr<CascadeDetectorAdapter> mainDetector;
cv::Ptr<CascadeDetectorAdapter> trackingDetector;
cv::Ptr<DetectionBasedTracker> tracker;
DetectorAgregator(cv::Ptr<CascadeDetectorAdapter>& _mainDetector, cv::Ptr<CascadeDetectorAdapter>& _trackingDetector):
mainDetector(_mainDetector),
trackingDetector(_trackingDetector)
{
CV_Assert(!_mainDetector.empty());
CV_Assert(!_trackingDetector.empty());
DetectionBasedTracker::Parameters DetectorParams;
tracker = new DetectionBasedTracker(mainDetector.ptr<DetectionBasedTracker::IDetector>(), trackingDetector.ptr<DetectionBasedTracker::IDetector>(), DetectorParams);
}
};
JNIEXPORT jlong JNICALL Java_org_opencv_samples_fd_DetectionBasedTracker_nativeCreateObject
(JNIEnv * jenv, jclass, jstring jFileName, jint faceSize)
{
......@@ -48,13 +72,18 @@ JNIEXPORT jlong JNICALL Java_org_opencv_samples_fd_DetectionBasedTracker_nativeC
string stdFileName(jnamestr);
jlong result = 0;
LOGD("Java_org_opencv_samples_fd_DetectionBasedTracker_nativeCreateObject");
try
{
// TODO: Reimplement using adapter
// DetectionBasedTracker::Parameters DetectorParams;
// if (faceSize > 0)
// DetectorParams.minObjectSize = faceSize;
// result = (jlong)new DetectionBasedTracker(stdFileName, DetectorParams);
cv::Ptr<CascadeDetectorAdapter> mainDetector = new CascadeDetectorAdapter(new CascadeClassifier(stdFileName));
cv::Ptr<CascadeDetectorAdapter> trackingDetector = new CascadeDetectorAdapter(new CascadeClassifier(stdFileName));
result = (jlong)new DetectorAgregator(mainDetector, trackingDetector);
if (faceSize > 0)
{
mainDetector->setMinObjectSize(Size(faceSize, faceSize));
//trackingDetector->setMinObjectSize(Size(faceSize, faceSize));
}
}
catch(cv::Exception e)
{
......@@ -68,7 +97,7 @@ JNIEXPORT jlong JNICALL Java_org_opencv_samples_fd_DetectionBasedTracker_nativeC
{
LOGD("nativeCreateObject catched unknown exception");
jclass je = jenv->FindClass("java/lang/Exception");
jenv->ThrowNew(je, "Unknown exception in JNI code {highgui::VideoCapture_n_1VideoCapture__()}");
jenv->ThrowNew(je, "Unknown exception in JNI code {Java_org_opencv_samples_fd_DetectionBasedTracker_nativeCreateObject(...)}");
return 0;
}
......@@ -78,10 +107,12 @@ JNIEXPORT jlong JNICALL Java_org_opencv_samples_fd_DetectionBasedTracker_nativeC
JNIEXPORT void JNICALL Java_org_opencv_samples_fd_DetectionBasedTracker_nativeDestroyObject
(JNIEnv * jenv, jclass, jlong thiz)
{
LOGD("Java_org_opencv_samples_fd_DetectionBasedTracker_nativeDestroyObject");
try
{
((DetectionBasedTracker*)thiz)->stop();
delete (DetectionBasedTracker*)thiz;
((DetectorAgregator*)thiz)->tracker->stop();
delete (DetectorAgregator*)thiz;
}
catch(cv::Exception e)
{
......@@ -95,16 +126,18 @@ JNIEXPORT void JNICALL Java_org_opencv_samples_fd_DetectionBasedTracker_nativeDe
{
LOGD("nativeDestroyObject catched unknown exception");
jclass je = jenv->FindClass("java/lang/Exception");
jenv->ThrowNew(je, "Unknown exception in JNI code {highgui::VideoCapture_n_1VideoCapture__()}");
jenv->ThrowNew(je, "Unknown exception in JNI code {Java_org_opencv_samples_fd_DetectionBasedTracker_nativeDestroyObject(...)}");
}
}
JNIEXPORT void JNICALL Java_org_opencv_samples_fd_DetectionBasedTracker_nativeStart
(JNIEnv * jenv, jclass, jlong thiz)
{
LOGD("Java_org_opencv_samples_fd_DetectionBasedTracker_nativeStart");
try
{
((DetectionBasedTracker*)thiz)->run();
((DetectorAgregator*)thiz)->tracker->run();
}
catch(cv::Exception e)
{
......@@ -118,16 +151,18 @@ JNIEXPORT void JNICALL Java_org_opencv_samples_fd_DetectionBasedTracker_nativeSt
{
LOGD("nativeStart catched unknown exception");
jclass je = jenv->FindClass("java/lang/Exception");
jenv->ThrowNew(je, "Unknown exception in JNI code {highgui::VideoCapture_n_1VideoCapture__()}");
jenv->ThrowNew(je, "Unknown exception in JNI code {Java_org_opencv_samples_fd_DetectionBasedTracker_nativeStart(...)}");
}
}
JNIEXPORT void JNICALL Java_org_opencv_samples_fd_DetectionBasedTracker_nativeStop
(JNIEnv * jenv, jclass, jlong thiz)
{
LOGD("Java_org_opencv_samples_fd_DetectionBasedTracker_nativeStop");
try
{
((DetectionBasedTracker*)thiz)->stop();
((DetectorAgregator*)thiz)->tracker->stop();
}
catch(cv::Exception e)
{
......@@ -141,21 +176,21 @@ JNIEXPORT void JNICALL Java_org_opencv_samples_fd_DetectionBasedTracker_nativeSt
{
LOGD("nativeStop catched unknown exception");
jclass je = jenv->FindClass("java/lang/Exception");
jenv->ThrowNew(je, "Unknown exception in JNI code {highgui::VideoCapture_n_1VideoCapture__()}");
jenv->ThrowNew(je, "Unknown exception in JNI code {Java_org_opencv_samples_fd_DetectionBasedTracker_nativeStop(...)}");
}
}
JNIEXPORT void JNICALL Java_org_opencv_samples_fd_DetectionBasedTracker_nativeSetFaceSize
(JNIEnv * jenv, jclass, jlong thiz, jint faceSize)
{
LOGD("Java_org_opencv_samples_fd_DetectionBasedTracker_nativeSetFaceSize -- BEGIN");
try
{
if (faceSize > 0)
{
// TODO: Reimplement using adapter
// DetectionBasedTracker::Parameters DetectorParams = ((DetectionBasedTracker*)thiz)->getParameters();
// DetectorParams.minObjectSize = faceSize;
// ((DetectionBasedTracker*)thiz)->setParameters(DetectorParams);
((DetectorAgregator*)thiz)->mainDetector->setMinObjectSize(Size(faceSize, faceSize));
//((DetectorAgregator*)thiz)->trackingDetector->setMinObjectSize(Size(faceSize, faceSize));
}
}
catch(cv::Exception e)
......@@ -170,19 +205,22 @@ JNIEXPORT void JNICALL Java_org_opencv_samples_fd_DetectionBasedTracker_nativeSe
{
LOGD("nativeSetFaceSize catched unknown exception");
jclass je = jenv->FindClass("java/lang/Exception");
jenv->ThrowNew(je, "Unknown exception in JNI code {highgui::VideoCapture_n_1VideoCapture__()}");
jenv->ThrowNew(je, "Unknown exception in JNI code {Java_org_opencv_samples_fd_DetectionBasedTracker_nativeSetFaceSize(...)}");
}
LOGD("Java_org_opencv_samples_fd_DetectionBasedTracker_nativeSetFaceSize -- END");
}
JNIEXPORT void JNICALL Java_org_opencv_samples_fd_DetectionBasedTracker_nativeDetect
(JNIEnv * jenv, jclass, jlong thiz, jlong imageGray, jlong faces)
{
LOGD("Java_org_opencv_samples_fd_DetectionBasedTracker_nativeDetect");
try
{
vector<Rect> RectFaces;
((DetectionBasedTracker*)thiz)->process(*((Mat*)imageGray));
((DetectionBasedTracker*)thiz)->getObjects(RectFaces);
((DetectorAgregator*)thiz)->tracker->process(*((Mat*)imageGray));
((DetectorAgregator*)thiz)->tracker->getObjects(RectFaces);
*((Mat*)faces) = Mat(RectFaces, true);
}
catch(cv::Exception e)
......@@ -197,6 +235,7 @@ JNIEXPORT void JNICALL Java_org_opencv_samples_fd_DetectionBasedTracker_nativeDe
{
LOGD("nativeDetect catched unknown exception");
jclass je = jenv->FindClass("java/lang/Exception");
jenv->ThrowNew(je, "Unknown exception in JNI code {highgui::VideoCapture_n_1VideoCapture__()}");
jenv->ThrowNew(je, "Unknown exception in JNI code {Java_org_opencv_samples_fd_DetectionBasedTracker_nativeDetect(...)}");
}
LOGD("Java_org_opencv_samples_fd_DetectionBasedTracker_nativeDetect END");
}
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment