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opencv_version: dump threads information

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This commit is contained in:
Alexander Alekhin 2020-03-12 16:35:14 +03:00
parent 3a99ebb446
commit 3d36f9044d
1 changed files with 23 additions and 0 deletions
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23
apps/version/opencv_version.cpp
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@ -14,6 +14,11 @@
#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;
@ -34,6 +39,16 @@ static void dumpHWFeatures(bool showAll = false)
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();
@ -47,6 +62,7 @@ int main(int argc, const char** argv)
"{ 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"))
@ -73,10 +89,17 @@ int main(int argc, const char** argv)
{
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