// ----------------------------------------------------------------------------
// Stops the Camera
// ----------------------------------------------------------------------------
JNIEXPORT void JNICALL
Java_com_qualcomm_QCARSamples_CloudRecognition_CloudReco_stopCamera(JNIEnv *,jobject)
{
// Stop the tracker:
QCAR::TrackerManager& trackerManager = QCAR::TrackerManager::getInstance();
QCAR::ImageTracker* imageTracker = static_cast<QCAR::ImageTracker*>(
trackerManager.getTracker(QCAR::Tracker::IMAGE_TRACKER));
assert(imageTracker != 0);
imageTracker->stop();
// Stop cloud based recognition:
QCAR::TargetFinder* targetFinder = imageTracker->getTargetFinder();
assert (targetFinder != 0);
crStarted = !targetFinder->stop();
//Clears the trackables
targetFinder->clearTrackables();
QCAR::CameraDevice::getInstance().stop();
QCAR::CameraDevice::getInstance().deinit();
// When the camera stops it clears the Product Texture ID so next time textures
// Are recreated
deleteCurrentProductTexture = true;
// Initialize all state Variables
initStateVariables();
}
JNIEXPORT void JNICALL
Java_rajawali_vuforia_RajawaliVuforiaActivity_stopCamera(JNIEnv *, jobject) {
LOG("Java_rajawali_vuforia_RajawaliVuforiaActivity_stopCamera");
// Stop the tracker:
QCAR::TrackerManager& trackerManager = QCAR::TrackerManager::getInstance();
QCAR::Tracker* markerTracker = trackerManager.getTracker(
QCAR::MarkerTracker::getClassType());
if (markerTracker != 0)
markerTracker->stop();
QCAR::ImageTracker* imageTracker =
static_cast<QCAR::ImageTracker*>(trackerManager.getTracker(
QCAR::ImageTracker::getClassType()));
if (imageTracker != 0)
imageTracker->stop();
QCAR::CameraDevice::getInstance().stop();
// Stop Cloud Reco:
QCAR::TargetFinder* targetFinder = imageTracker->getTargetFinder();
assert(targetFinder != 0);
targetFinder->stop();
// Clears the trackables
targetFinder->clearTrackables();
QCAR::CameraDevice::getInstance().deinit();
initStateVariables();
}
// ----------------------------------------------------------------------------
// Disables the CloudReco service
// ----------------------------------------------------------------------------
JNIEXPORT void JNICALL
Java_com_qualcomm_QCARSamples_CloudRecognition_CloudReco_enterContentModeNative(JNIEnv*, jobject)
{
QCAR::TrackerManager& trackerManager = QCAR::TrackerManager::getInstance();
QCAR::ImageTracker* imageTracker = static_cast<QCAR::ImageTracker*>(
trackerManager.getTracker(QCAR::Tracker::IMAGE_TRACKER));
assert(imageTracker != 0);
QCAR::TargetFinder* targetFinder = imageTracker->getTargetFinder();
assert (targetFinder != 0);
// Stop CloudReco
crStarted = !targetFinder->stop();
// Remember we are in content mode:
scanningMode = false;
}
virtual void QCAR_onUpdate(QCAR::State&) {
if (dataSetToActivate != NULL) {
QCAR::TrackerManager& trackerManager =
QCAR::TrackerManager::getInstance();
QCAR::ImageTracker* imageTracker =
static_cast<QCAR::ImageTracker*>(trackerManager.getTracker(
QCAR::ImageTracker::getClassType()));
if (imageTracker == 0) {
LOG("Failed to activate data set.");
return;
}
imageTracker->activateDataSet(dataSetToActivate);
if(isExtendedTrackingActivated)
{
for (int tIdx = 0; tIdx < dataSetToActivate->getNumTrackables(); tIdx++)
{
QCAR::Trackable* trackable = dataSetToActivate->getTrackable(tIdx);
trackable->startExtendedTracking();
}
}
dataSetToActivate = NULL;
}
if (scanningMode) {
QCAR::TrackerManager& trackerManager =
QCAR::TrackerManager::getInstance();
QCAR::ImageTracker* imageTracker =
static_cast<QCAR::ImageTracker*>(trackerManager.getTracker(
QCAR::ImageTracker::getClassType()));
// Get the target finder:
QCAR::TargetFinder* targetFinder = imageTracker->getTargetFinder();
// Check if there are new results available:
const int statusCode = targetFinder->updateSearchResults();
if (statusCode < 0) {
char errorMessage[80];
LOG(errorMessage, "Error with status code %d", statusCode);
} else if (statusCode
== QCAR::TargetFinder::UPDATE_RESULTS_AVAILABLE) {
// Process new search results
if (targetFinder->getResultCount() > 0) {
const QCAR::TargetSearchResult* result =
targetFinder->getResult(0);
// Check if this target is suitable for tracking:
if (result->getTrackingRating() > 0) {
// Create a new Trackable from the result:
QCAR::Trackable* newTrackable =
targetFinder->enableTracking(*result);
if (newTrackable != 0) {
LOG(
"Successfully created new trackable '%s' with rating '%d'.",
newTrackable->getName(), result->getTrackingRating());
if (strcmp(result->getUniqueTargetId(),
lastTargetId) != 0) {
// Copies the new target Metadata
snprintf(targetMetadata, CONTENT_MAX, "%s",
result->getMetaData());
//LOG(targetMetadata);
}
strcpy(lastTargetId, result->getUniqueTargetId());
// Stop Cloud Reco scanning
targetFinder->stop();
scanningMode = false;
}
}
}
}
}
}