feat: 切换后端至PaddleOCR-NCNN，切换工程为CMake
1.项目后端整体迁移至PaddleOCR-NCNN算法，已通过基本的兼容性测试 2.工程改为使用CMake组织，后续为了更好地兼容第三方库，不再提供QMake工程 3.重整权利声明文件，重整代码工程，确保最小化侵权风险 Log: 切换后端至PaddleOCR-NCNN，切换工程为CMake Change-Id: I4d5d2c5d37505a4a24b389b1a4c5d12f17bfa38c
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wangzhengyang
251
3rdparty/opencv-4.5.4/samples/android/face-detection/jni/DetectionBasedTracker_jni.cpp
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251
3rdparty/opencv-4.5.4/samples/android/face-detection/jni/DetectionBasedTracker_jni.cpp
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#include <DetectionBasedTracker_jni.h>
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#include <opencv2/core.hpp>
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#include <opencv2/objdetect.hpp>
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#include <string>
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#include <vector>
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#include <android/log.h>
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#define LOG_TAG "FaceDetection/DetectionBasedTracker"
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#define LOGD(...) ((void)__android_log_print(ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__))
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using namespace std;
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using namespace cv;
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inline void vector_Rect_to_Mat(vector<Rect>& v_rect, Mat& mat)
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{
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mat = Mat(v_rect, true);
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}
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class CascadeDetectorAdapter: public DetectionBasedTracker::IDetector
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{
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public:
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CascadeDetectorAdapter(cv::Ptr<cv::CascadeClassifier> detector):
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IDetector(),
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Detector(detector)
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{
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LOGD("CascadeDetectorAdapter::Detect::Detect");
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CV_Assert(detector);
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}
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void detect(const cv::Mat &Image, std::vector<cv::Rect> &objects)
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{
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LOGD("CascadeDetectorAdapter::Detect: begin");
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LOGD("CascadeDetectorAdapter::Detect: scaleFactor=%.2f, minNeighbours=%d, minObjSize=(%dx%d), maxObjSize=(%dx%d)", scaleFactor, minNeighbours, minObjSize.width, minObjSize.height, maxObjSize.width, maxObjSize.height);
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Detector->detectMultiScale(Image, objects, scaleFactor, minNeighbours, 0, minObjSize, maxObjSize);
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LOGD("CascadeDetectorAdapter::Detect: end");
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}
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virtual ~CascadeDetectorAdapter()
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{
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LOGD("CascadeDetectorAdapter::Detect::~Detect");
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}
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private:
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CascadeDetectorAdapter();
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cv::Ptr<cv::CascadeClassifier> Detector;
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};
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struct DetectorAgregator
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{
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cv::Ptr<CascadeDetectorAdapter> mainDetector;
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cv::Ptr<CascadeDetectorAdapter> trackingDetector;
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cv::Ptr<DetectionBasedTracker> tracker;
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DetectorAgregator(cv::Ptr<CascadeDetectorAdapter>& _mainDetector, cv::Ptr<CascadeDetectorAdapter>& _trackingDetector):
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mainDetector(_mainDetector),
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trackingDetector(_trackingDetector)
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{
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CV_Assert(_mainDetector);
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CV_Assert(_trackingDetector);
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DetectionBasedTracker::Parameters DetectorParams;
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tracker = makePtr<DetectionBasedTracker>(mainDetector, trackingDetector, DetectorParams);
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}
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};
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JNIEXPORT jlong JNICALL Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeCreateObject
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(JNIEnv * jenv, jclass, jstring jFileName, jint faceSize)
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{
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LOGD("Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeCreateObject enter");
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const char* jnamestr = jenv->GetStringUTFChars(jFileName, NULL);
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string stdFileName(jnamestr);
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jlong result = 0;
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LOGD("Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeCreateObject");
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try
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{
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cv::Ptr<CascadeDetectorAdapter> mainDetector = makePtr<CascadeDetectorAdapter>(
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makePtr<CascadeClassifier>(stdFileName));
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cv::Ptr<CascadeDetectorAdapter> trackingDetector = makePtr<CascadeDetectorAdapter>(
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makePtr<CascadeClassifier>(stdFileName));
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result = (jlong)new DetectorAgregator(mainDetector, trackingDetector);
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if (faceSize > 0)
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{
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mainDetector->setMinObjectSize(Size(faceSize, faceSize));
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//trackingDetector->setMinObjectSize(Size(faceSize, faceSize));
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}
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}
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catch(const cv::Exception& e)
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{
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LOGD("nativeCreateObject caught cv::Exception: %s", e.what());
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jclass je = jenv->FindClass("org/opencv/core/CvException");
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if(!je)
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je = jenv->FindClass("java/lang/Exception");
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jenv->ThrowNew(je, e.what());
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}
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catch (...)
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{
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LOGD("nativeCreateObject caught unknown exception");
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jclass je = jenv->FindClass("java/lang/Exception");
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jenv->ThrowNew(je, "Unknown exception in JNI code of DetectionBasedTracker.nativeCreateObject()");
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return 0;
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}
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LOGD("Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeCreateObject exit");
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return result;
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}
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JNIEXPORT void JNICALL Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeDestroyObject
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(JNIEnv * jenv, jclass, jlong thiz)
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{
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LOGD("Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeDestroyObject");
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try
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{
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if(thiz != 0)
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{
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((DetectorAgregator*)thiz)->tracker->stop();
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delete (DetectorAgregator*)thiz;
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}
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}
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catch(const cv::Exception& e)
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{
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LOGD("nativeestroyObject caught cv::Exception: %s", e.what());
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jclass je = jenv->FindClass("org/opencv/core/CvException");
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if(!je)
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je = jenv->FindClass("java/lang/Exception");
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jenv->ThrowNew(je, e.what());
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}
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catch (...)
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{
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LOGD("nativeDestroyObject caught unknown exception");
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jclass je = jenv->FindClass("java/lang/Exception");
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jenv->ThrowNew(je, "Unknown exception in JNI code of DetectionBasedTracker.nativeDestroyObject()");
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}
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LOGD("Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeDestroyObject exit");
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}
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JNIEXPORT void JNICALL Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeStart
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(JNIEnv * jenv, jclass, jlong thiz)
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{
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LOGD("Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeStart");
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try
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{
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((DetectorAgregator*)thiz)->tracker->run();
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}
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catch(const cv::Exception& e)
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{
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LOGD("nativeStart caught cv::Exception: %s", e.what());
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jclass je = jenv->FindClass("org/opencv/core/CvException");
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if(!je)
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je = jenv->FindClass("java/lang/Exception");
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jenv->ThrowNew(je, e.what());
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}
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catch (...)
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{
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LOGD("nativeStart caught unknown exception");
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jclass je = jenv->FindClass("java/lang/Exception");
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jenv->ThrowNew(je, "Unknown exception in JNI code of DetectionBasedTracker.nativeStart()");
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}
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LOGD("Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeStart exit");
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}
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JNIEXPORT void JNICALL Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeStop
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(JNIEnv * jenv, jclass, jlong thiz)
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{
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LOGD("Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeStop");
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try
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{
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((DetectorAgregator*)thiz)->tracker->stop();
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}
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catch(const cv::Exception& e)
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{
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LOGD("nativeStop caught cv::Exception: %s", e.what());
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jclass je = jenv->FindClass("org/opencv/core/CvException");
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if(!je)
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je = jenv->FindClass("java/lang/Exception");
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jenv->ThrowNew(je, e.what());
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}
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catch (...)
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{
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LOGD("nativeStop caught unknown exception");
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jclass je = jenv->FindClass("java/lang/Exception");
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jenv->ThrowNew(je, "Unknown exception in JNI code of DetectionBasedTracker.nativeStop()");
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}
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LOGD("Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeStop exit");
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}
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JNIEXPORT void JNICALL Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeSetFaceSize
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(JNIEnv * jenv, jclass, jlong thiz, jint faceSize)
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{
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LOGD("Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeSetFaceSize -- BEGIN");
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try
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{
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if (faceSize > 0)
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{
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((DetectorAgregator*)thiz)->mainDetector->setMinObjectSize(Size(faceSize, faceSize));
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//((DetectorAgregator*)thiz)->trackingDetector->setMinObjectSize(Size(faceSize, faceSize));
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}
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}
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catch(const cv::Exception& e)
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{
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LOGD("nativeStop caught cv::Exception: %s", e.what());
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jclass je = jenv->FindClass("org/opencv/core/CvException");
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if(!je)
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je = jenv->FindClass("java/lang/Exception");
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jenv->ThrowNew(je, e.what());
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}
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catch (...)
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{
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LOGD("nativeSetFaceSize caught unknown exception");
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jclass je = jenv->FindClass("java/lang/Exception");
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jenv->ThrowNew(je, "Unknown exception in JNI code of DetectionBasedTracker.nativeSetFaceSize()");
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}
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LOGD("Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeSetFaceSize -- END");
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}
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JNIEXPORT void JNICALL Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeDetect
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(JNIEnv * jenv, jclass, jlong thiz, jlong imageGray, jlong faces)
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{
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LOGD("Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeDetect");
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try
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{
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vector<Rect> RectFaces;
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((DetectorAgregator*)thiz)->tracker->process(*((Mat*)imageGray));
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((DetectorAgregator*)thiz)->tracker->getObjects(RectFaces);
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*((Mat*)faces) = Mat(RectFaces, true);
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}
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catch(const cv::Exception& e)
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{
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LOGD("nativeCreateObject caught cv::Exception: %s", e.what());
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jclass je = jenv->FindClass("org/opencv/core/CvException");
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if(!je)
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je = jenv->FindClass("java/lang/Exception");
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jenv->ThrowNew(je, e.what());
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}
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catch (...)
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{
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LOGD("nativeDetect caught unknown exception");
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jclass je = jenv->FindClass("java/lang/Exception");
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jenv->ThrowNew(je, "Unknown exception in JNI code DetectionBasedTracker.nativeDetect()");
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}
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LOGD("Java_org_opencv_samples_facedetect_DetectionBasedTracker_nativeDetect END");
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}
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