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Tango: updated how RGB and depth images are synchronized (to minimize the dt between them). Added time offset to get stamps in epoch time. Trajectory Mode: fixed top button not selected.

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This commit is contained in:
matlabbe
2017-01-30 12:29:34 -05:00
parent 819db9538f
commit 7b5761106d
5 changed files with 55 additions and 38 deletions
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2
app/android/AndroidManifest.xml.in
View File

@@ -2,7 +2,7 @@
<!-- BEGIN_INCLUDE(manifest) -->
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.introlab.rtabmap"
android:versionCode="32"
android:versionCode="34"
android:versionName="@RTABMAP_VERSION@">
<uses-permission android:name="android.permission.CAMERA" />

81
app/android/jni/CameraTango.cpp
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@@ -98,6 +98,7 @@ CameraTango::CameraTango(int decimation, bool autoExposure) :
Camera(0),
tango_config_(0),
firstFrame_(true),
stampEpochOffset_(0.0),
decimation_(decimation),
autoExposure_(autoExposure),
cloudStamp_(0),
@@ -337,45 +338,53 @@ void CameraTango::close()
void CameraTango::cloudReceived(const cv::Mat & cloud, double timestamp)
{
if(this->isRunning())
if(this->isRunning() && !cloud.empty())
{
//LOGD("Depth received! %fs (%d points)", timestamp, cloud.cols);
UASSERT(cloud.type() == CV_32FC4);
boost::mutex::scoped_lock lock(dataMutex_);
bool notify = cloud_.empty();
cloud_ = cloud.clone();
cloudStamp_ = timestamp;
LOGD("Depth received! (%d points)", cloud.cols);
if(!tangoColor_.empty() && notify)
// From post: http://stackoverflow.com/questions/29236110/timing-issues-with-tango-image-frames
// "In the current version of Project Tango Tablet RGB IR camera
// is used for both depth and color images and it can only do one
// or the other for each frame. So in the stream we get 4 RGB frames
// followed by 1 Depth frame resulting in the pattern you observed. This
// is more of a hardware limitation."
//
// So, synchronize with the last RGB frame before the Depth is acquired
if(!tangoColor_.empty())
{
LOGD("Cloud: Release semaphore");
dataReady_.release();
double dt = fabs(timestamp - tangoColorStamp_);
//LOGD("Depth: %f vs %f = %f", tangoColorStamp_, timestamp, dt);
if(dt >= 0.0 && dt < 0.5)
{
bool notify = cloud_.empty();
cloud_ = cloud.clone();
cloudStamp_ = timestamp;
if(notify)
{
//LOGD("Cloud: Release semaphore");
dataReady_.release();
}
}
}
}
}
void CameraTango::rgbReceived(const cv::Mat & tangoImage, int type, double timestamp)
{
if(this->isRunning())
if(this->isRunning() && !tangoImage.empty())
{
//LOGD("RGB received! %fs", timestamp);
boost::mutex::scoped_lock lock(dataMutex_);
if(!cloud_.empty())
{
if(!tangoImage.empty())
{
bool notify = tangoColor_.empty();
tangoColor_ = tangoImage.clone();
tangoColorStamp_ = timestamp;
tangoColorType_ = type;
LOGD("RGB received!");
if(!cloud_.empty() && notify)
{
LOGD("RGB: Release semaphore");
dataReady_.release();
}
}
}
tangoColor_ = tangoImage.clone();
tangoColorStamp_ = timestamp;
tangoColorType_ = type;
}
}
@@ -458,7 +467,7 @@ rtabmap::Transform CameraTango::getPoseAtTimestamp(double timestamp)
SensorData CameraTango::captureImage(CameraInfo * info)
{
LOGI("Capturing image...");
//LOGI("Capturing image...");
SensorData data;
if(!dataReady_.acquire(1, 2000))
@@ -567,7 +576,7 @@ SensorData CameraTango::captureImage(CameraInfo * info)
{
// The Color Camera frame at timestamp t0 with respect to Depth
// Camera frame at timestamp t1.
LOGI("colorToDepth=%s", colorToDepth.prettyPrint().c_str());
//LOGD("colorToDepth=%s", colorToDepth.prettyPrint().c_str());
int pixelsSet = 0;
depth = cv::Mat::zeros(model_.imageHeight()/8, model_.imageWidth()/8, CV_16UC1); // mm
@@ -607,7 +616,7 @@ SensorData CameraTango::captureImage(CameraInfo * info)
{
scan = cv::Mat(1, oi, CV_32FC3, scanData.data()).clone();
}
LOGI("pixels depth set= %d", pixelsSet);
//LOGD("pixels depth set= %d", pixelsSet);
}
else
{
@@ -620,15 +629,15 @@ SensorData CameraTango::captureImage(CameraInfo * info)
Transform poseDevice = getPoseAtTimestamp(rgbStamp);
LOGD("Local = %s", model.localTransform().prettyPrint().c_str());
LOGD("tango = %s", poseDevice.prettyPrint().c_str());
LOGD("opengl(t)= %s", (opengl_world_T_tango_world * poseDevice).prettyPrint().c_str());
//LOGD("Local = %s", model.localTransform().prettyPrint().c_str());
//LOGD("tango = %s", poseDevice.prettyPrint().c_str());
//LOGD("opengl(t)= %s", (opengl_world_T_tango_world * poseDevice).prettyPrint().c_str());
//Rotate in RTAB-Map's coordinate
Transform odom = rtabmap_world_T_tango_world * poseDevice * tango_device_T_rtabmap_device;
LOGD("rtabmap = %s", odom.prettyPrint().c_str());
LOGD("opengl(r)= %s", (opengl_world_T_rtabmap_world * odom * rtabmap_device_T_opengl_device).prettyPrint().c_str());
//LOGD("rtabmap = %s", odom.prettyPrint().c_str());
//LOGD("opengl(r)= %s", (opengl_world_T_rtabmap_world * odom * rtabmap_device_T_opengl_device).prettyPrint().c_str());
data = SensorData(scan, LaserScanInfo(cloud.total()/scanDownsampling, 0, model.localTransform()), rgb, depth, model, this->getNextSeqID(), rgbStamp);
data.setGroundTruth(odom);
@@ -661,6 +670,12 @@ void CameraTango::mainLoop()
{
rtabmap::Transform pose = data.groundTruth();
data.setGroundTruth(Transform());
// convert stamp to epoch
if(firstFrame_)
{
stampEpochOffset_ = UTimer::now()-data.stamp();
}
data.setStamp(stampEpochOffset_ + data.stamp());
LOGI("Publish odometry message (variance=%f)", firstFrame_?9999:0.0001);
this->post(new OdometryEvent(data, pose, firstFrame_?9999:0.0001, firstFrame_?9999:0.0001));
firstFrame_ = false;

1
app/android/jni/CameraTango.h
View File

@@ -100,6 +100,7 @@ private:
void * tango_config_;
bool firstFrame_;
UTimer cameraStartedTime_;
double stampEpochOffset_;
int decimation_;
bool autoExposure_;
cv::Mat cloud_;

8
app/android/jni/RTABMapApp.cpp
View File

@@ -191,6 +191,7 @@ void RTABMapApp::onCreate(JNIEnv* env, jobject caller_activity)
if(camera_)
{
delete camera_;
camera_ = 0;
}
if(rtabmapThread_)
{
@@ -407,6 +408,8 @@ bool RTABMapApp::smoothMesh(int id, Mesh & mesh)
// OpenGL thread
int RTABMapApp::Render()
{
UASSERT(camera_!=0 && rtabmap_!=0);
UTimer fpsTime;
boost::mutex::scoped_lock lock(renderingMutex_);
@@ -983,10 +986,6 @@ void RTABMapApp::setLocalizationMode(bool enabled)
}
void RTABMapApp::setTrajectoryMode(bool enabled)
{
if(trajectoryMode_ != enabled)
{
main_scene_.SetCameraType(enabled?tango_gl::GestureCamera::kTopDown:tango_gl::GestureCamera::kThirdPersonFollow);
}
trajectoryMode_ = enabled;
this->post(new rtabmap::ParamEvent(rtabmap::Parameters::kMemBinDataKept(), uBool2Str(!trajectoryMode_)));
}
@@ -994,6 +993,7 @@ void RTABMapApp::setTrajectoryMode(bool enabled)
void RTABMapApp::setGraphOptimization(bool enabled)
{
graphOptimization_ = enabled;
UASSERT(camera_ != 0 && rtabmap_!=0 && rtabmap_->getMemory()!=0);
if(!camera_->isRunning() && rtabmap_->getMemory()->getLastWorkingSignature()!=0)
{
std::map<int, rtabmap::Transform> poses;

1
app/android/src/com/introlab/rtabmap/RTABMapActivity.java
View File

@@ -1013,6 +1013,7 @@ public class RTABMapActivity extends Activity implements OnClickListener {
{
item.setChecked(!item.isChecked());
RTABMapLib.setTrajectoryMode(item.isChecked());
setCamera(item.isChecked()?2:1);
}
else if(itemId == R.id.graph_optimization)
{