opencv/apps/version/opencv_version.cpp
2020-03-12 16:41:03 +03:00

108 lines
2.9 KiB
C++

// This file is part of OpenCV project.
// It is subject to the license terms in the LICENSE file found in the top-level directory
// of this distribution and at http://opencv.org/license.html.
#include <iostream>
#include <opencv2/core.hpp>
#include <opencv2/core/utils/trace.hpp>
#include <opencv2/core/opencl/opencl_info.hpp>
#ifdef OPENCV_WIN32_API
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#endif
// defined in core/private.hpp
namespace cv {
CV_EXPORTS const char* currentParallelFramework();
}
static void dumpHWFeatures(bool showAll = false)
{
std::cout << "OpenCV's HW features list:" << std::endl;
int count = 0;
for (int i = 0; i < CV_HARDWARE_MAX_FEATURE; i++)
{
cv::String name = cv::getHardwareFeatureName(i);
if (name.empty())
continue;
bool enabled = cv::checkHardwareSupport(i);
if (enabled)
count++;
if (enabled || showAll)
{
printf(" ID=%3d (%s) -> %s\n", i, name.c_str(), enabled ? "ON" : "N/A");
}
}
std::cout << "Total available: " << count << std::endl;
}
static void dumpParallelFramework()
{
const char* parallelFramework = cv::currentParallelFramework();
if (parallelFramework)
{
int threads = cv::getNumThreads();
std::cout << "Parallel framework: " << parallelFramework << " (nthreads=" << threads << ")" << std::endl;
}
}
int main(int argc, const char** argv)
{
CV_TRACE_FUNCTION();
CV_TRACE_ARG(argc);
CV_TRACE_ARG_VALUE(argv0, "argv0", argv[0]);
CV_TRACE_ARG_VALUE(argv1, "argv1", argv[1]);
#ifndef OPENCV_WIN32_API
cv::CommandLineParser parser(argc, argv,
"{ help h usage ? | | show this help message }"
"{ verbose v | | show build configuration log }"
"{ opencl | | show information about OpenCL (available platforms/devices, default selected device) }"
"{ hw | | show detected HW features (see cv::checkHardwareSupport() function). Use --hw=0 to show available features only }"
"{ threads | | show configured parallel framework and number of active threads }"
);
if (parser.has("help"))
{
parser.printMessage();
return 0;
}
if (parser.has("verbose"))
{
std::cout << cv::getBuildInformation().c_str() << std::endl;
}
else
{
std::cout << CV_VERSION << std::endl;
}
if (parser.has("opencl"))
{
cv::dumpOpenCLInformation();
}
if (parser.has("hw"))
{
dumpHWFeatures(parser.get<bool>("hw"));
}
if (parser.has("threads"))
{
dumpParallelFramework();
}
#else
std::cout << cv::getBuildInformation().c_str() << std::endl;
cv::dumpOpenCLInformation();
dumpHWFeatures();
dumpParallelFramework();
MessageBoxA(NULL, "Check console window output", "OpenCV(" CV_VERSION ")", MB_ICONINFORMATION | MB_OK);
#endif
return 0;
}