modules/java/src/cpp/jni_part.cpp

   1 #include <jni.h>
   2
   3 #include "opencv2/opencv_modules.hpp"
   4
   5 #ifdef HAVE_OPENCV_NONFREE
   6 #  include "opencv2/nonfree/nonfree.hpp"
   7 #endif
   8
   9 #ifdef HAVE_OPENCV_FEATURES2D
  10 #  include "opencv2/features2d/features2d.hpp"
  11 #endif
  12
  13 #ifdef HAVE_OPENCV_VIDEO
  14 #  include "opencv2/video/video.hpp"
  15 #endif
  16
  17 #ifdef HAVE_OPENCV_ML
  18 #  include "opencv2/ml/ml.hpp"
  19 #endif
  20
  21 extern "C" {
  22
  23 JNIEXPORT jint JNICALL
  24 JNI_OnLoad(JavaVM* vm, void* )
  25 {
  26     JNIEnv* env;
  27     if (vm->GetEnv((void**) &env, JNI_VERSION_1_6) != JNI_OK)
  28         return -1;
  29
  30     bool init = true;
  31 #ifdef HAVE_OPENCV_NONFREE
  32     init &= cv::initModule_nonfree();
  33 #endif
  34 #ifdef HAVE_OPENCV_FEATURES2D
  35     init &= cv::initModule_features2d();
  36 #endif
  37 #ifdef HAVE_OPENCV_VIDEO
  38     init &= cv::initModule_video();
  39 #endif
  40 #ifdef HAVE_OPENCV_ML
  41     init &= cv::initModule_ml();
  42 #endif
  43
  44     if(!init)
  45         return -1;
  46
  47     /* get class with (*env)->FindClass */
  48     /* register methods with (*env)->RegisterNatives */
  49
  50     return JNI_VERSION_1_6;
  51 }
  52
  53 JNIEXPORT void JNICALL
  54 JNI_OnUnload(JavaVM*, void*)
  55 {
  56   //do nothing
  57 }
  58
  59 } // extern "C"