JNIEXPORT void JNICALL Java_com_lge_ccdevs_tracker_CameraPreview_native_1cv_1facex
(JNIEnv *env, jobject thiz, jobject srcimg) {
AndroidBitmapInfo bInfo;
// uint32_t* bPixs;
char *bPixs;
int bRet;
LOGE("**IN JNI bitmap converter IN!");
//1. retrieve information about the bitmap
if ((bRet = AndroidBitmap_getInfo(env, srcimg, &bInfo)) < 0) {
LOGE("AndroidBitmap_getInfo failed! error = %d", bRet);
return;
}
if (bInfo.format != ANDROID_BITMAP_FORMAT_RGBA_8888) {
LOGE("Bitmap format is not RGBA_8888!");
return;
}
//2. lock the pixel buffer and retrieve a pointer to it
if ((bRet = AndroidBitmap_lockPixels(env, srcimg, (void**)&bPixs)) < 0) {
LOGE("AndroidBitmap_lockPixels() failed! error = %d", bRet);
return;
}
//3. convert bitmap to IplImage
LOGE("#### Start JNI bitmap processing");
IplImage* img = cvCreateImage(cvSize(bInfo.width,bInfo.height), IPL_DEPTH_8U, 4);
memcpy(img->imageData, bPixs, img->imageSize);
AndroidBitmap_unlockPixels(env, srcimg);
//4. apply processing
IplImage* dst = cvCreateImage(cvSize(bInfo.width,bInfo.height), IPL_DEPTH_8U, 4);
cvCopy(img, dst);
FaceDetector *detector = new FaceDetector();
detector->detect_faces(dst);
// detector->display_faces(dst);
if(detector->mfaces) {
FaceAligner *aligner = new FaceAligner();
CvRect rt_ref = cvRect(0,0,bInfo.width,bInfo.height);
aligner->align_faces(dst, *(CvRect*)cvGetSeqElem(detector->mfaces,0), rt_ref);
}
/*
SkBitmap* bitmap = new SkBitmap;
bitmap->setConfig(SkBitmap::kARGB_8888_Config, bInfo.width, bInfo.height);
if( !bitmap->allocPixels() ) {
android_printLog(ANDROID_LOG_DEBUG, "CheckPoint", "Fail: allocPixels");
delete bitmap;
return NULL;
}
char *p = (char *)bitmap->getPixels();
memcpy( p, dst->imageData, dst->imageSize );
*/
memcpy( bPixs, dst->imageData, dst->imageSize );
AndroidBitmap_unlockPixels(env, srcimg);
cvReleaseImage(&img);
cvReleaseImage(&dst);
LOGE("#### End processing");
// return env->NewObject(fields.bitmapClazz, fields.bitmapConstructor, (int)bitmap, p, true, NULL, -1);
return;
}
