MYNT-EYE-S-SDK/tools/writer/device_writer.cc
2018-08-10 14:42:30 +08:00

380 lines
11 KiB
C++

// Copyright 2018 Slightech Co., Ltd. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "writer/device_writer.h"
#include <opencv2/core/core.hpp>
#include <glog/logging.h>
#include <vector>
#include "mynteye/device.h"
#include "mynteye/files.h"
MYNTEYE_BEGIN_NAMESPACE
namespace tools {
DeviceWriter::DeviceWriter(std::shared_ptr<Device> device) : device_(device) {
VLOG(2) << __func__;
}
DeviceWriter::~DeviceWriter() {
VLOG(2) << __func__;
}
bool DeviceWriter::WriteDeviceInfo(const dev_info_t &info) {
auto &&channels = device_->channels();
auto &&dev_info = device_->GetInfo();
dev_info->lens_type = Type(info.lens_type);
dev_info->imu_type = Type(info.imu_type);
dev_info->nominal_baseline = info.nominal_baseline;
if (channels->SetFiles(dev_info.get(), nullptr, nullptr)) {
LOG(INFO) << "Write device info success";
LOG(INFO) << "Device info: {name: " << dev_info->name
<< ", serial_number: " << dev_info->serial_number
<< ", firmware_version: "
<< dev_info->firmware_version.to_string()
<< ", hardware_version: "
<< dev_info->hardware_version.to_string()
<< ", spec_version: " << dev_info->spec_version.to_string()
<< ", lens_type: " << dev_info->lens_type.to_string()
<< ", imu_type: " << dev_info->imu_type.to_string()
<< ", nominal_baseline: " << dev_info->nominal_baseline << "}";
return true;
} else {
LOG(ERROR) << "Write device info failed";
return false;
}
}
bool DeviceWriter::WriteDeviceInfo(const std::string &filepath) {
return WriteDeviceInfo(LoadDeviceInfo(filepath));
}
bool DeviceWriter::WriteImgParams(const img_params_t &params) {
auto &&channels = device_->channels();
auto &&dev_info = device_->GetInfo();
if (channels->SetFiles(
nullptr, const_cast<img_params_t *>(&params), nullptr,
&dev_info->spec_version)) {
LOG(INFO) << "Write img params success";
LOG(INFO) << "Intrinsics left: {" << params.in_left << "}";
LOG(INFO) << "Intrinsics right: {" << params.in_right << "}";
LOG(INFO) << "Extrinsics left to right: {" << params.ex_left_to_right
<< "}";
return true;
} else {
LOG(ERROR) << "Write img params failed";
return false;
}
}
bool DeviceWriter::WriteImgParams(const std::string &filepath) {
return WriteImgParams(LoadImgParams(filepath));
}
bool DeviceWriter::WriteImuParams(const imu_params_t &params) {
auto &&channels = device_->channels();
auto &&dev_info = device_->GetInfo();
if (channels->SetFiles(
nullptr, nullptr, const_cast<imu_params_t *>(&params),
&dev_info->spec_version)) {
LOG(INFO) << "Write imu params success";
LOG(INFO) << "Imu intrinsics accel: {" << params.in_accel << "}";
LOG(INFO) << "Imu intrinsics gyro: {" << params.in_gyro << "}";
LOG(INFO) << "Imu extrinsics left to imu: {" << params.ex_left_to_imu
<< "}";
return true;
} else {
LOG(ERROR) << "Write imu params failed";
return false;
}
}
bool DeviceWriter::WriteImuParams(const std::string &filepath) {
return WriteImuParams(LoadImuParams(filepath));
}
namespace {
cv::FileStorage &operator<<(cv::FileStorage &fs, const Intrinsics &in) {
fs << "{"
<< "width" << in.width << "height" << in.height << "fx" << in.fx << "fy"
<< in.fy << "cx" << in.cx << "cy" << in.cy << "model" << in.model
<< "coeffs" << std::vector<double>(in.coeffs, in.coeffs + 5) << "}";
return fs;
}
cv::FileStorage &operator<<(
cv::FileStorage &fs, const std::vector<Intrinsics> &vec) {
fs << "[";
for (auto &&in : vec)
fs << in;
fs << "]";
return fs;
}
cv::FileStorage &operator<<(cv::FileStorage &fs, const ImuIntrinsics &in) {
std::vector<double> scales;
for (std::size_t i = 0; i < 3; i++) {
for (std::size_t j = 0; j < 3; j++) {
scales.push_back(in.scale[i][j]);
}
}
fs << "{"
<< "scale" << scales << "drift"
<< std::vector<double>(in.drift, in.drift + 3) << "noise"
<< std::vector<double>(in.noise, in.noise + 3) << "bias"
<< std::vector<double>(in.bias, in.bias + 3) << "}";
return fs;
}
cv::FileStorage &operator<<(cv::FileStorage &fs, const Extrinsics &ex) {
std::vector<double> rotations;
for (std::size_t i = 0; i < 3; i++) {
for (std::size_t j = 0; j < 3; j++) {
rotations.push_back(ex.rotation[i][j]);
}
}
fs << "{"
<< "rotation" << rotations << "translation"
<< std::vector<double>(ex.translation, ex.translation + 3) << "}";
return fs;
}
} // namespace
bool DeviceWriter::SaveDeviceInfo(
const dev_info_t &info, const std::string &filepath) {
using FileStorage = cv::FileStorage;
FileStorage fs(filepath, FileStorage::WRITE);
if (!fs.isOpened()) {
LOG(ERROR) << "Failed to save file: " << filepath;
return false;
}
fs << "device_name" << info.name;
fs << "serial_number" << info.serial_number;
fs << "firmware_version" << info.firmware_version.to_string();
fs << "hardware_version" << info.hardware_version.to_string();
fs << "spec_version" << info.spec_version.to_string();
fs << "lens_type" << info.lens_type.to_string();
fs << "imu_type" << info.imu_type.to_string();
fs << "nominal_baseline" << info.nominal_baseline;
fs.release();
return true;
}
bool DeviceWriter::SaveImgParams(
const img_params_t &params, const std::string &filepath) {
using FileStorage = cv::FileStorage;
FileStorage fs(filepath, FileStorage::WRITE);
if (!fs.isOpened()) {
LOG(ERROR) << "Failed to save file: " << filepath;
return false;
}
fs << "in_left" << std::vector<Intrinsics>{params.in_left} << "in_right"
<< std::vector<Intrinsics>{params.in_right} << "ex_left_to_right"
<< params.ex_left_to_right;
fs.release();
return true;
}
bool DeviceWriter::SaveImuParams(
const imu_params_t &params, const std::string &filepath) {
using FileStorage = cv::FileStorage;
FileStorage fs(filepath, FileStorage::WRITE);
if (!fs.isOpened()) {
LOG(ERROR) << "Failed to save file: " << filepath;
return false;
}
fs << "in_accel" << params.in_accel << "in_gyro" << params.in_gyro
<< "ex_left_to_imu" << params.ex_left_to_imu;
fs.release();
return true;
}
void DeviceWriter::SaveAllInfos(const std::string &dir) {
if (!files::mkdir(dir)) {
LOG(FATAL) << "Create directory failed: " << dir;
}
SaveDeviceInfo(*device_->GetInfo(), dir + OS_SEP "device.info");
SaveImgParams(
{false, device_->GetIntrinsics(Stream::LEFT),
device_->GetIntrinsics(Stream::RIGHT),
device_->GetExtrinsics(Stream::LEFT, Stream::RIGHT)},
dir + OS_SEP "img.params");
auto &&m_in = device_->GetMotionIntrinsics();
SaveImuParams(
{
false, m_in.accel, m_in.gyro,
device_->GetMotionExtrinsics(Stream::LEFT),
},
dir + OS_SEP "imu.params");
}
namespace {
void to_intrinsics(
const std::uint16_t &width, const std::uint16_t &height,
const std::uint8_t &model, const cv::Mat &M, const cv::Mat &D,
Intrinsics *in) {
in->width = width;
in->height = height;
/*
fx, 0, cx,
0, fy, cy,
0, 0, 1
*/
in->fx = M.at<double>(0, 0);
in->fy = M.at<double>(1, 1);
in->cx = M.at<double>(0, 2);
in->cy = M.at<double>(1, 2);
/* k1, k2, p1, p2, k3 */
in->model = model;
LOG_IF(FATAL, D.cols < 5) << "Distortion coefficients must >= 5 columns";
for (std::size_t i = 0; i < 5; i++) {
in->coeffs[i] = D.at<double>(i);
}
}
void to_extrinsics(const cv::Mat &R, const cv::Mat &T, Extrinsics *ex) {
for (std::size_t i = 0; i < 3; i++) {
for (std::size_t j = 0; j < 3; j++) {
ex->rotation[i][j] = R.at<double>(i, j);
}
}
for (std::size_t i = 0; i < 3; i++) {
ex->translation[i] = T.at<double>(i);
}
}
void operator>>(const cv::FileNode &n, Intrinsics &in) {
n["width"] >> in.width;
n["height"] >> in.height;
n["fx"] >> in.fx;
n["fy"] >> in.fy;
n["cx"] >> in.cx;
n["cy"] >> in.cy;
n["model"] >> in.model;
for (std::size_t i = 0; i < 5; i++) {
in.coeffs[i] = n["coeffs"][i];
}
}
void operator>>(const cv::FileNode &n, ImuIntrinsics &in) {
for (std::size_t i = 0; i < 3; i++) {
for (std::size_t j = 0; j < 3; j++) {
in.scale[i][j] = n["scale"][3 * i + j];
}
}
for (std::size_t i = 0; i < 3; i++) {
in.drift[i] = n["drift"][i];
}
for (std::size_t i = 0; i < 3; i++) {
in.noise[i] = n["noise"][i];
}
for (std::size_t i = 0; i < 3; i++) {
in.bias[i] = n["bias"][i];
}
}
void operator>>(const cv::FileNode &n, Extrinsics &ex) {
for (std::size_t i = 0; i < 3; i++) {
for (std::size_t j = 0; j < 3; j++) {
ex.rotation[i][j] = n["rotation"][3 * i + j];
}
}
for (std::size_t i = 0; i < 3; i++) {
ex.translation[i] = n["translation"][i];
}
}
} // namespace
DeviceWriter::dev_info_t DeviceWriter::LoadDeviceInfo(
const std::string &filepath) {
using FileStorage = cv::FileStorage;
FileStorage fs(filepath, FileStorage::READ);
if (!fs.isOpened()) {
LOG(FATAL) << "Failed to load file: " << filepath;
}
DeviceInfo info;
info.lens_type = Type(fs["lens_type"].string());
info.imu_type = Type(fs["imu_type"].string());
fs["nominal_baseline"] >> info.nominal_baseline;
fs.release();
return info;
}
DeviceWriter::img_params_t DeviceWriter::LoadImgParams(
const std::string &filepath) {
using FileStorage = cv::FileStorage;
FileStorage fs(filepath, FileStorage::READ);
if (!fs.isOpened()) {
LOG(FATAL) << "Failed to load file: " << filepath;
}
img_params_t params;
if (fs["in_left"].isNone()) {
std::uint16_t w = 640;
std::uint16_t h = 400;
std::uint8_t m = 0;
if (!fs["width"].isNone())
w = static_cast<int>(fs["width"]);
if (!fs["height"].isNone())
h = static_cast<int>(fs["height"]);
if (!fs["model"].isNone())
m = static_cast<int>(fs["model"]);
cv::Mat M1, D1, M2, D2, R, T;
fs["M1"] >> M1;
fs["D1"] >> D1;
fs["M2"] >> M2;
fs["D2"] >> D2;
fs["R"] >> R;
fs["T"] >> T;
to_intrinsics(w, h, m, M1, D1, &params.in_left);
to_intrinsics(w, h, m, M2, D2, &params.in_right);
to_extrinsics(R, T, &params.ex_left_to_right);
} else {
fs["in_left"][0] >> params.in_left;
fs["in_right"][0] >> params.in_right;
fs["ex_left_to_right"] >> params.ex_left_to_right;
}
fs.release();
return params;
}
DeviceWriter::imu_params_t DeviceWriter::LoadImuParams(
const std::string &filepath) {
using FileStorage = cv::FileStorage;
FileStorage fs(filepath, FileStorage::READ);
if (!fs.isOpened()) {
LOG(FATAL) << "Failed to load file: " << filepath;
}
imu_params_t params;
fs["in_accel"] >> params.in_accel;
fs["in_gyro"] >> params.in_gyro;
fs["ex_left_to_imu"] >> params.ex_left_to_imu;
fs.release();
return params;
}
} // namespace tools
MYNTEYE_END_NAMESPACE