MYNT-EYE-S-SDK/tools/dataset/record.cc

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// 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.
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#include <opencv2/highgui/highgui.hpp>
#include <opencv2/imgproc/imgproc.hpp>
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#include "mynteye/logger.h"
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#include "mynteye/api/api.h"
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#include "mynteye/util/times.h"
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#include "dataset/dataset.h"
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MYNTEYE_USE_NAMESPACE
int main(int argc, char *argv[]) {
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auto &&api = API::Create(argc, argv);
if (!api)
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return 1;
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api->InitResolution(Resolution::RES_1280x400);
api->SetStreamRequest(Format::BGR888, FrameRate::RATE_30_FPS);
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api->LogOptionInfos();
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// Enable this will cache the motion datas until you get them.
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api->EnableMotionDatas();
api->Start(Source::ALL);
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const char *outdir;
if (argc >= 2) {
outdir = argv[1];
} else {
outdir = "./dataset";
}
tools::Dataset dataset(outdir);
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cv::namedWindow("frame");
std::size_t img_count = 0;
std::size_t imu_count = 0;
auto &&time_beg = times::now();
while (true) {
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api->WaitForStreams();
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auto &&left_datas = api->GetStreamDatas(Stream::LEFT);
auto &&right_datas = api->GetStreamDatas(Stream::RIGHT);
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img_count += left_datas.size();
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auto &&motion_datas = api->GetMotionDatas();
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imu_count += motion_datas.size();
auto &&left_frame = left_datas.back().frame;
auto &&right_frame = right_datas.back().frame;
cv::Mat img;
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if (left_frame->format() == Format::GREY) {
cv::Mat left_img(
left_frame->height(), left_frame->width(), CV_8UC1,
left_frame->data());
cv::Mat right_img(
right_frame->height(), right_frame->width(), CV_8UC1,
right_frame->data());
cv::hconcat(left_img, right_img, img);
} else if (left_frame->format() == Format::YUYV) {
cv::Mat left_img(
left_frame->height(), left_frame->width(), CV_8UC2,
left_frame->data());
cv::Mat right_img(
right_frame->height(), right_frame->width(), CV_8UC2,
right_frame->data());
cv::cvtColor(left_img, left_img, cv::COLOR_YUV2BGR_YUY2);
cv::cvtColor(right_img, right_img, cv::COLOR_YUV2BGR_YUY2);
cv::hconcat(left_img, right_img, img);
} else if (left_frame->format() == Format::BGR888) {
cv::Mat left_img(
left_frame->height(), left_frame->width(), CV_8UC3,
left_frame->data());
cv::Mat right_img(
right_frame->height(), right_frame->width(), CV_8UC3,
right_frame->data());
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cv::cvtColor(left_img, left_img, CV_BGR2RGB);
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cv::cvtColor(right_img, right_img, CV_BGR2RGB);
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cv::hconcat(left_img, right_img, img);
} else {
return -1;
}
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cv::imshow("frame", img);
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if (img_count > 10 && imu_count > 50) { // save
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for (auto &&left : left_datas) {
dataset.SaveStreamData(Stream::LEFT, left);
}
for (auto &&right : right_datas) {
dataset.SaveStreamData(Stream::RIGHT, right);
}
for (auto &&motion : motion_datas) {
dataset.SaveMotionData(motion);
}
std::cout << "\rSaved " << img_count << " imgs"
<< ", " << imu_count << " imus" << std::flush;
}
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char key = static_cast<char>(cv::waitKey(1));
if (key == 27 || key == 'q' || key == 'Q') { // ESC/Q
break;
}
}
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std::cout << " to " << outdir << std::endl;
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auto &&time_end = times::now();
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api->Stop(Source::ALL);
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float elapsed_ms =
times::count<times::microseconds>(time_end - time_beg) * 0.001f;
LOG(INFO) << "Time beg: " << times::to_local_string(time_beg)
<< ", end: " << times::to_local_string(time_end)
<< ", cost: " << elapsed_ms << "ms";
LOG(INFO) << "Img count: " << img_count
<< ", fps: " << (1000.f * img_count / elapsed_ms);
LOG(INFO) << "Imu count: " << imu_count
<< ", hz: " << (1000.f * imu_count / elapsed_ms);
return 0;
}