cmvr-es/third_party/mech-eye-sdk/samples/cpp/profiler/UseVirtualDevice/UseVirtualDevice.cpp

189 lines
7.1 KiB
C++

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/*
With this sample, you can acquire the profile data stored in a virtual device, generate the
intensity image and depth map, and save the images.
*/
#include <opencv2/imgcodecs.hpp>
#include <iostream>
#include <thread>
#include <chrono>
#include <mutex>
#include "profiler/VirtualProfiler.h"
#include "profiler/api_util.h"
#include "profiler/parameters/ScanParameters.h"
namespace {
std::mutex kMutex;
// Define the callback function for retrieving the profile data
void callbackFunc(const mmind::eye::ProfileBatch& batch, void* pUser)
{
std::unique_lock<std::mutex> lock(kMutex);
if (!batch.getErrorStatus().isOK()) {
std::cout << "Error occurred during data acquisition." << std::endl;
showError(batch.getErrorStatus());
}
auto* outPutBatch = static_cast<mmind::eye::ProfileBatch*>(pUser);
outPutBatch->append(batch);
}
void saveMap(const mmind::eye::ProfileBatch& batch, int lineCount, int width,
const std::string& path)
{
if (batch.isEmpty()) {
std::cout
<< "The depth map cannot be saved because the batch does not contain any profile data."
<< std::endl;
return;
}
cv::imwrite(path, cv::Mat(lineCount, width, CV_32FC1, batch.getDepthMap().data()));
}
void saveIntensity(const mmind::eye::ProfileBatch& batch, int lineCount, int width,
const std::string& path)
{
if (batch.isEmpty()) {
std::cout << "The intensity image cannot be saved because the batch does not contain any "
"profile data."
<< std::endl;
return;
}
cv::imwrite(path, cv::Mat(lineCount, width, CV_8UC1, batch.getIntensityImage().data()));
}
} // namespace
bool acquireProfileDataWithoutCallback(mmind::eye::VirtualProfiler& profiler)
{
mmind::eye::VirtualUserSet currentUserSet = profiler.currentUserSet();
int dataPoints = 0;
// Get the number of data points in each profile
mmind::eye::showError(currentUserSet.getIntValue(
mmind::eye::scan_settings::DataPointsPerProfile::name, dataPoints));
int captureLineCount = 0;
// Get the value of the "Scan Line Count" parameter
currentUserSet.getIntValue(mmind::eye::scan_settings::ScanLineCount::name, captureLineCount);
// Define a ProfileBatch object to store the profile data
mmind::eye::ProfileBatch profileBatch(dataPoints);
// Acquire data without using callback
auto status = profiler.startAcquisition();
if (!status.isOK()) {
mmind::eye::showError(status);
return false;
}
while (profileBatch.height() < captureLineCount) {
// Retrieve the profile data
mmind::eye::ProfileBatch batch(dataPoints);
status = profiler.retrieveBatchData(batch);
if (status.isOK()) {
if (!profileBatch.append(batch))
break;
std::this_thread::sleep_for(std::chrono::milliseconds(100));
} else {
mmind::eye::showError(status);
break;
}
}
mmind::eye::showError(profiler.stopAcquisition());
std::cout << "Save the depth map and intensity image." << std::endl;
saveMap(profileBatch, profileBatch.height(), profileBatch.width(), "DepthMap.tiff");
saveIntensity(profileBatch, profileBatch.height(), profileBatch.width(), "IntensityImage.png");
return true;
}
bool acquireProfileDataWithCallback(mmind::eye::VirtualProfiler& profiler)
{
mmind::eye::VirtualUserSet currentUserSet = profiler.currentUserSet();
int dataPoints = 0;
// Get the number of data points in each profile
mmind::eye::showError(currentUserSet.getIntValue(
mmind::eye::scan_settings::DataPointsPerProfile::name, dataPoints));
int captureLineCount = 0;
// Get the value of the "Scan Line Count" parameter
currentUserSet.getIntValue(mmind::eye::scan_settings::ScanLineCount::name, captureLineCount);
// Define a ProfileBatch object to store the profile data
mmind::eye::ProfileBatch profileBatch(dataPoints);
// Acquire data with the callback function
auto status = profiler.registerAcquisitionCallback(callbackFunc, &profileBatch);
if (!status.isOK()) {
mmind::eye::showError(status);
return false;
}
// Call startAcquisition() to enter the virtual device into the acquisition ready status
status = profiler.startAcquisition();
if (!status.isOK()) {
mmind::eye::showError(status);
return false;
}
while (true) {
std::unique_lock<std::mutex> lock(kMutex);
if (profileBatch.isEmpty()) {
lock.unlock();
std::this_thread::sleep_for(std::chrono::milliseconds(100));
} else
break;
}
mmind::eye::showError(profiler.stopAcquisition());
std::cout << "Save the depth map and intensity image." << std::endl;
saveMap(profileBatch, profileBatch.height(), profileBatch.width(),
"DepthMapUsingCallback.tiff");
saveIntensity(profileBatch, profileBatch.height(), profileBatch.width(),
"IntensityImageUsingCallback.png");
return true;
}
int main()
{
try {
// Please ensure that the file name is encoded in UTF-8 format.
mmind::eye::VirtualProfiler profiler("test.mraw");
if (!acquireProfileDataWithoutCallback(profiler))
return -1;
// if (!acquireProfileDataWithCallback(profiler))
// return -1;
} catch (mmind::eye::ErrorStatus error) {
mmind::eye::showError(error);
return -1;
}
}