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fix(ros): ros time stamp overflow

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This commit is contained in:
Osenberg 2018-12-21 20:45:19 +08:00
parent 9eea427d59
commit 2e97266516
1 changed files with 88 additions and 16 deletions
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104
wrappers/ros/src/mynt_eye_ros_wrapper/src/wrapper_nodelet.cc
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@ -81,13 +81,10 @@ class ROSWrapperNodelet : public nodelet::Nodelet {
}
}
ros::Time hardTimeToSoftTime(std::uint32_t _hard_time) {
ros::Time hardTimeToSoftTime(std::uint64_t _hard_time) {
static bool isInited = false;
static uint32_t soft_time_begin(0), hard_time_begin(0);
static uint32_t hard_time_now(0);
static std::uint64_t unit_hard_time =
std::numeric_limits<std::uint32_t>::max();
static std::uint32_t acc(0);
static double soft_time_begin(0);
static std::uint64_t hard_time_begin(0);
if (false == isInited) {
soft_time_begin = ros::Time::now().toSec();
@ -95,13 +92,79 @@ class ROSWrapperNodelet : public nodelet::Nodelet {
isInited = true;
}
if (_hard_time < hard_time_now) { acc++; }
return ros::Time(
static_cast<double>(soft_time_begin +
static_cast<double>(_hard_time - hard_time_begin) * 0.00001f));
}
inline bool is_overflow(std::uint32_t now,
std::uint32_t last) {
static std::uint64_t unit =
std::numeric_limits<std::uint32_t>::max();
return static_cast<std::int32_t>(last - now)
> static_cast<std::int32_t>(unit / 2);
}
inline bool is_repeated(std::uint32_t now,
std::uint32_t last) {
return now == last;
}
inline bool is_error(std::uint32_t now,
std::uint32_t last) {
return last > now && !is_overflow(now, last);
}
ros::Time checkUpTimeStamp(std::uint32_t _hard_time,
const Stream &stream) {
static std::map<Stream, std::uint32_t> hard_time_now;
static std::map<Stream, std::uint32_t> acc;
static std::uint64_t unit_hard_time =
std::numeric_limits<std::uint32_t>::max();
if (is_overflow(_hard_time, hard_time_now[stream])) {
std::cout << "img_hard_time_now:: " << hard_time_now[stream] << std::endl;
std::cout << "_hard_time:: " << _hard_time << std::endl;
std::cout << "img_acc:: " << acc[stream] << std::endl;
acc[stream]++;
} else if (is_repeated(_hard_time, hard_time_now[stream])) {
std::cout << "img_hard_time_now:: " << hard_time_now[stream] << std::endl;
std::cout << "_hard_time:: " << _hard_time << std::endl;
NODELET_INFO_STREAM("WARNING:: Image time stamp is repeated.");
} else if (is_error(_hard_time, hard_time_now[stream])) {
std::cout << "img_hard_time_now:: " << hard_time_now[stream] << std::endl;
std::cout << "_hard_time:: " << _hard_time << std::endl;
NODELET_INFO_STREAM("WARNING:: Image time stamp is error.");
}
hard_time_now[stream] = _hard_time;
return hardTimeToSoftTime(
acc[stream] * unit_hard_time + _hard_time);
}
ros::Time checkUpImuTimeStamp(std::uint32_t _hard_time) {
static std::uint32_t hard_time_now(0), acc(0);
static std::uint64_t unit_hard_time =
std::numeric_limits<std::uint32_t>::max();
if (is_overflow(_hard_time, hard_time_now)) {
std::cout << "imu_hard_time_now:: " << hard_time_now << std::endl;
std::cout << "_hard_time:: " << _hard_time << std::endl;
std::cout << "imu_acc:: " << acc << std::endl;
acc++;
} else if (is_repeated(_hard_time, hard_time_now)) {
std::cout << "imu_hard_time_now:: " << hard_time_now << std::endl;
std::cout << "_hard_time:: " << _hard_time << std::endl;
NODELET_INFO_STREAM("WARNING:: Imu time stamp is repeated.");
} else if (is_error(_hard_time, hard_time_now)) {
std::cout << "imu_hard_time_now:: " << hard_time_now << std::endl;
std::cout << "_hard_time:: " << _hard_time << std::endl;
NODELET_INFO_STREAM("WARNING:: Imu time stamp is error.");
}
hard_time_now = _hard_time;
return ros::Time(
soft_time_begin +
static_cast<double>(acc * unit_hard_time +
_hard_time - hard_time_begin) * 0.00001f);
return hardTimeToSoftTime(
acc * unit_hard_time + _hard_time);
}
void onInit() override {
@ -331,7 +394,9 @@ class ROSWrapperNodelet : public nodelet::Nodelet {
api_->EnableStreamData(Stream::POINTS);
api_->SetStreamCallback(
Stream::POINTS, [this](const api::StreamData &data) {
ros::Time stamp = hardTimeToSoftTime(data.img->timestamp);
// ros::Time stamp = hardTimeToSoftTime(data.img->timestamp);
ros::Time stamp = checkUpTimeStamp(
data.img->timestamp, Stream::POINTS);
static std::size_t count = 0;
++count;
publishPoints(data, count, stamp);
@ -351,7 +416,9 @@ class ROSWrapperNodelet : public nodelet::Nodelet {
api_->EnableStreamData(stream);
api_->SetStreamCallback(
stream, [this, stream](const api::StreamData &data) {
ros::Time stamp = hardTimeToSoftTime(data.img->timestamp);
// ros::Time stamp = hardTimeToSoftTime(data.img->timestamp);
ros::Time stamp = checkUpTimeStamp(
data.img->timestamp, stream);
static std::size_t count = 0;
++count;
publishCamera(stream, data, count, stamp);
@ -365,7 +432,9 @@ class ROSWrapperNodelet : public nodelet::Nodelet {
!is_published_[Stream::LEFT]) {
api_->SetStreamCallback(
Stream::LEFT, [this](const api::StreamData &data) {
ros::Time stamp = hardTimeToSoftTime(data.img->timestamp);
// ros::Time stamp = hardTimeToSoftTime(data.img->timestamp);
ros::Time stamp = checkUpTimeStamp(
data.img->timestamp, Stream::LEFT);
// static double img_time_prev = -1;
// NODELET_INFO_STREAM("ros_time_beg: " << FULL_PRECISION <<
@ -394,7 +463,9 @@ class ROSWrapperNodelet : public nodelet::Nodelet {
!is_published_[Stream::RIGHT]) {
api_->SetStreamCallback(
Stream::RIGHT, [this](const api::StreamData &data) {
ros::Time stamp = hardTimeToSoftTime(data.img->timestamp);
// ros::Time stamp = hardTimeToSoftTime(data.img->timestamp);
ros::Time stamp = checkUpTimeStamp(
data.img->timestamp, Stream::RIGHT);
++right_count_;
publishCamera(Stream::RIGHT, data, right_count_, stamp);
@ -423,7 +494,8 @@ class ROSWrapperNodelet : public nodelet::Nodelet {
if (!is_motion_published_) {
api_->SetMotionCallback([this](const api::MotionData &data) {
ros::Time stamp = hardTimeToSoftTime(data.imu->timestamp);
// ros::Time stamp = hardTimeToSoftTime(data.imu->timestamp);
ros::Time stamp = checkUpImuTimeStamp(data.imu->timestamp);
// static double imu_time_prev = -1;
// NODELET_INFO_STREAM("ros_time_beg: " << FULL_PRECISION <<