2021-06-07 15:59:53 -0600
| received badge | ● Notable Question
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2021-03-26 07:07:02 -0600
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2020-07-07 04:36:09 -0600
| received badge | ● Popular Question
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2019-10-28 04:27:41 -0600
| received badge | ● Popular Question
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2019-09-04 15:55:46 -0600
| received badge | ● Popular Question
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2019-08-27 00:37:15 -0600
| received badge | ● Popular Question
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2019-02-26 04:44:56 -0600
| asked a question | How to use OpenCL cache How to use OpenCL cache
clBuildProgram() can be slow, but its results are cached (by OpenCV and by some OpenCL implement |
2019-01-23 10:56:37 -0600
| edited question | How to detect workgroup size used? How to detect wourkgroup sized used?
Hello,
I am trying to understand more DNN module with OpenCL backend. It seems by |
2019-01-23 10:00:40 -0600
| asked a question | How to detect workgroup size used? How to detect wourkgroup sized used?
Hello,
I am trying to understand more DNN module with OpenCL backend. It seems by |
2019-01-23 09:57:37 -0600
| edited question | OPENCV_OCL4DNN_DISABLE_AUTO_TUNING OPENCV_OCL4DNN_DISABLE_AUTO_TUNING
Hello,
I would like to use OPENCV_OCL4DNN_DISABLE_AUTO_TUNING option to tune opencl |
2019-01-23 09:57:07 -0600
| asked a question | OPENCV_OCL4DNN_DISABLE_AUTO_TUNING OPENCV_OCL4DNN_DISABLE_AUTO_TUNING
Hello,
I would like to use OPENCV_OCL4DNN_DISABLE_AUTO_TUNING option to tune opencl |
2018-12-18 07:04:28 -0600
| commented question | OpenCV dnn import quantized model Can dnn module leverage on that (some speed-up) if used quantized model?
|
2018-12-18 01:37:29 -0600
| commented question | OpenCV dnn import quantized model So what's benifit of that though?
|
2018-12-18 01:34:58 -0600
| edited question | OpenCV dnn import quantized model OpenCV dnn import quantized model
Is it possible to load NN quantized model of tensorflow?
The nodes and weights of a n |
2018-12-17 09:01:56 -0600
| asked a question | OpenCV dnn import quantized model OpenCV dnn import quantized model
Is it possible to load NN quantized model of tensorflow? Ifso how?
Thank you.
|
2018-12-11 05:35:26 -0600
| edited question | How to set WORK GROUP SIZE? CL_INVALID_WORK_GROUP_SIZE
I have short test program trying to use OpenCL version of functions ...
cv::ocl::setUseOpenC |
2018-12-11 05:34:29 -0600
| edited question | How to set WORK GROUP SIZE? CL_INVALID_WORK_GROUP_SIZE
I have short test program trying to use OpenCL version of functions ...
cv::ocl::setUseOpenC |
2018-12-11 03:46:22 -0600
| edited question | How to set WORK GROUP SIZE? CL_INVALID_WORK_GROUP_SIZE
I have short test program trying to use OpenCL version of functions ...
cv::ocl::setUseOpenC |
2018-12-11 03:31:14 -0600
| asked a question | How to set WORK GROUP SIZE? CL_INVALID_WORK_GROUP_SIZE
I have short test program trying to use OpenCL version of functions ...
cv::ocl::setUseOpenC |
2018-12-11 03:28:56 -0600
| asked a question | How to set WORK GROUP SIZE? CL_INVALID_WORK_GROUP_SIZE
I have short test program trying to use OpenCL version of functions ...
cv::ocl::setUseOpenC |
2018-12-10 15:18:26 -0600
| edited question | How to convert Mat <-> UMat back-and-forth How to convert Mat <-> UMat back-and-forth
I'd like to know how to convert UMat image onto Mat and back-and-forth. |
2018-12-10 12:30:23 -0600
| edited question | How to convert Mat <-> UMat back-and-forth How to convert Mat <-> UMat back-and-forth
I'd like to know how to convert UMat image onto Mat and back-and-forth. |
2018-12-10 12:29:33 -0600
| edited question | How to convert Mat <-> UMat back-and-forth How to convert Mat <-> UMat back-and-forth
I'd like to know how to convert UMat image onto Mat and back-and-forth. |
2018-12-10 12:28:35 -0600
| asked a question | How to convert Mat <-> UMat back-and-forth How to convert Mat <-> UMat back-and-forth
I'd like to know how to convert UMat image onto Mat and back-and-forth. |
2018-12-05 13:48:27 -0600
| commented question | OpenCV Development Enviroment |
2018-12-05 04:46:58 -0600
| asked a question | OpenCV Development Enviroment OpenCV Development Enviroment
I am looking for an advice how to effectivelly develop within OpenCV. How to setup develop |
2018-11-09 03:04:11 -0600
| asked a question | DNN Importer DNN Importer
Are there any plans or actual use of Machinelareaning framerworks importer such as ONNX or NNEF?
|
2018-08-13 05:35:08 -0600
| received badge | ● Notable Question
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2017-09-10 03:26:12 -0600
| commented question | Hog compilation error Access HOG from within OpenVX framework
|
2017-09-09 18:34:41 -0600
| commented answer | How to visualize the 32 dimension HOG from DPM? in my case I have
HOGDescriptor d1(Size(512, 512), Size(16, 16), Size(16, 16), Size(16, 16), 9);
by calling
Mat r1 = g |
2017-09-09 17:04:43 -0600
| commented question | Hog compilation error have you got any cv knowledge yourself?
|
2017-09-09 13:29:16 -0600
| asked a question | Hog compilation error Hog compilation error
Dears,
I'm trying to understand HOG descriptor which I am using e.g.
//extraction of HoG feature |
2017-09-05 04:32:00 -0600
| commented answer | Histogram of Oriented Gradients Hi Steven, can I advice where to extract from?
|
2017-09-05 01:53:54 -0600
| asked a question | Histogram of Oriented Gradients Histogram of Oriented Gradients
Hello,
I'm looking for an example of Histogram of Oriented Gradients, is it implented w |
2017-05-18 14:23:31 -0600
| received badge | ● Popular Question
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2016-10-05 11:40:32 -0600
| asked a question | Chapter4_StructureFromMotion Hello, I'm trying to use Chapter4_StructureFromMotion example from https://github.com/MasteringOpenCV/code abd its book.
I use now opencv 3.1.0 andby compiling that I got /Chapter4_StructureFromMotion/GPUSURFFeatureMatcher.h:10:31: fatal error: opencv2/gpu/gpu.hpp: No such file or directory
How to port it to newer version of opencv, particularly for gpu?
Thanks. Regards,
Peter |
2016-08-27 01:59:33 -0600
| asked a question | blockmatching.h:0: Note: No relevant classes found. Dears, I'm trying to use OpenCVBM application from https://github.com/DLuensch/StereoVis... that use OpenCV but by compiling I am getting: pb@pb:~/work/StereoVision-ADCensus-master/OpenCVBM/build$ make
[ 6%] Generating ui_blockmatchingimage.h
[ 13%] Generating src/moc_OpenCVBMWindow.cxx
[ 20%] Generating src/moc_blockmatchingimage.cxx
[ 26%] Generating src/moc_blockmatching.cxx
/home/r59400/work/StereoVision-ADCensus-master/OpenCVBM/src/blockmatching.h:0: Note: No relevant classes found. No output generated.
[ 33%] Generating src/moc_sgblockmatching.cxx
/home/work/StereoVision-ADCensus-master/OpenCVBM/src/sgblockmatching.h:0: Note: No relevant classes found. No output generated.
[ 40%] Generating ui_OpenCVBMWindow.h
Scanning dependencies of target OpenCVBM
[ 46%] Building CXX object CMakeFiles/OpenCVBM.dir/src/main.cpp.o
[ 53%] Building CXX object CMakeFiles/OpenCVBM.dir/src/OpenCVBMWindow.cpp.o
[ 60%] Building CXX object CMakeFiles/OpenCVBM.dir/src/blockmatchingimage.cpp.o
[ 66%] Building CXX object CMakeFiles/OpenCVBM.dir/src/blockmatching.cpp.o
/home/r59400/work/StereoVision-ADCensus-master/OpenCVBM/src/blockmatching.cpp: In member function ‘cv::Mat BlockMatching::updateBM()’:
/home/r59400/work/StereoVision-ADCensus-master/OpenCVBM/src/blockmatching.cpp:165:13: error: base operand of ‘->’ has non-pointer type ‘cv::StereoBM’
this->bm->compute(this->imageLeft, this->imageRight, res);
^
make[2]: *** [CMakeFiles/OpenCVBM.dir/src/blockmatching.cpp.o] Error 1
make[1]: *** [CMakeFiles/OpenCVBM.dir/all] Error 2
make: *** [all] Error 2
Do you have any advice what's root-cause of this?
I would appreciate your help. Thank you. |
2016-02-16 14:23:44 -0600
| received badge | ● Student
(source)
|
2016-02-05 15:29:32 -0600
| commented answer | Build OpenCV for Python Since I am building python2 why should I need to have python3.4? Does it mean that opencv 3.1 does not support python2? |
2016-01-24 06:22:48 -0600
| asked a question | Build OpenCV for Python Dears, I'm trying to build OpenCV including with CMAKE option "BUILD_opencv_python2" - I finshed always with errors: CMAKE configurtion says: Detected version of GNU GCC: 53 (503)
CUDA compilation is disabled (due to only Visual Studio compiler supported on your platform).
Could NOT find PythonInterp: Found unsuitable version "2.7.10", but required is at least "3.4" (found C:/Python27/python.exe)
Could NOT find PythonInterp: Found unsuitable version "2.7.10", but required is at least "3.2" (found C:/Python27/python.exe)
General configuration for OpenCV 3.1.0-dev =====================================
Version control: 1cd3c6f
Platform:
Host: Windows 6.1.7601 AMD64
CMake: 3.4.2
CMake generator: MinGW Makefiles
CMake build tool: C:/mingw-w64/i686-5.3.0-posix-dwarf-rt_v4-rev0/mingw32/bin/mingw32-make.exe
Configuration: Release
C/C++:
Built as dynamic libs?: YES
C++ Compiler: C:/mingw-w64/i686-5.3.0-posix-dwarf-rt_v4-rev0/mingw32/bin/g++.exe (ver 5.3.0)
C++ flags (Release): -fsigned-char -mstackrealign -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wno-narrowing -Wno-delete-non-virtual-dtor -fdiagnostics-show-option -march=i686 -fomit-frame-pointer -msse -msse2 -mfpmath=sse -ffunction-sections -fvisibility=hidden -fvisibility-inlines-hidden -O2 -DNDEBUG -DNDEBUG
C++ flags (Debug): -fsigned-char -mstackrealign -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wundef -Winit-self -Wpointer-arith -Wshadow -Wsign-promo -Wno-narrowing -Wno-delete-non-virtual-dtor -fdiagnostics-show-option -march=i686 -fomit-frame-pointer -msse -msse2 -mfpmath=sse -ffunction-sections -fvisibility=hidden -fvisibility-inlines-hidden -g -O0 -DDEBUG -D_DEBUG
C Compiler: C:/mingw-w64/i686-5.3.0-posix-dwarf-rt_v4-rev0/mingw32/bin/gcc.exe
C flags (Release): -fsigned-char -mstackrealign -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wno-narrowing -fdiagnostics-show-option -march=i686 -fomit-frame-pointer -msse -msse2 -mfpmath=sse -ffunction-sections -fvisibility=hidden -O2 -DNDEBUG -DNDEBUG
C flags (Debug): -fsigned-char -mstackrealign -W -Wall -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point -Wformat -Werror=format-security -Wmissing-declarations -Wmissing-prototypes -Wstrict-prototypes -Wundef -Winit-self -Wpointer-arith -Wshadow -Wno-narrowing -fdiagnostics-show-option -march=i686 -fomit-frame-pointer -msse -msse2 -mfpmath=sse -ffunction-sections -fvisibility=hidden -g -O0 -DDEBUG -D_DEBUG
Linker flags (Release):
Linker flags (Debug):
Precompiled headers: YES
Extra dependencies: comctl32 gdi32 ole32 setupapi ws2_32 vfw32 winmm
3rdparty dependencies: zlib libjpeg libwebp libpng libtiff libjasper IlmImf
OpenCV modules:
To be built: core flann imgproc ml photo video imgcodecs shape videoio highgui objdetect superres ts features2d calib3d stitching videostab python2
Disabled: world
Disabled by dependency: -
Unavailable: cudaarithm cudabgsegm cudacodec cudafeatures2d cudafilters cudaimgproc cudalegacy cudaobjdetect cudaoptflow cudastereo cudawarping cudev java python3 viz
Python 2:
Interpreter: C:/Python27/python.exe (ver 2.7.10)
Libraries: C:/Python27/libs/libpython27.a (ver 2.7.10+)
numpy: C:/Python27/Lib/site-packages/numpy/core/include (ver 1.9.2)
packages path: C:/Python27/Lib/site-packages
Python (for build): C:/Python27/python.exe
I have installed python, numpy - it's working. First question:
Do not understand why CMAKE says: Found unsuitable version "2.7.10", but required is at least "3.4" ? Secondly - when "make" runs to build it ends up with: [ 98%] Linking CXX shared module ..\..\lib\cv2.pyd
C:/Python27/libs/libpython27.a: error adding symbols: File format not recognized
collect2.exe: error ... (more) |
2016-01-24 03:52:44 -0600
| commented answer | Python & Video - freeze |
2016-01-24 03:48:10 -0600
| commented question | Python & OpenCV Thanks a lot! I got it. Then I check it with "whos" command in python console and img is really empty - so that's why not working - I fix it - now works. I moved img source same directory as python script. Anyway need to check first img if not empty or cv2.imshow should probably return "img empty" instead of "error" - just little comments. Thanks for your help! |
2016-01-23 10:18:08 -0600
| asked a question | Python & Video - freeze Dears, I got running exampe import numpy as np
import cv2
cap = cv2.VideoCapture('vtest.avi')
while(cap.isOpened()):
ret, frame = cap.read()
gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
cv2.imshow('frame',gray)
if cv2.waitKey(1) & 0xFF == ord('q'):
break
cap.release()
cv2.destroyAllWindows()
When video finishes I got error at Python console and freeze Traceback (most recent call last):
File "<ipython-input-1-2cc765029316>", line 1, in <module>
runfile('C:/tmp/untitled1.py', wdir='C:/tmp')
File "C:\Python27\lib\site-packages\spyderlib\widgets\externalshell\sitecustomize.py", line 685, in runfile
execfile(filename, namespace)
File "C:\Python27\lib\site-packages\spyderlib\widgets\externalshell\sitecustomize.py", line 71, in execfile
exec(compile(scripttext, filename, 'exec'), glob, loc)
File "C:/tmp/untitled1.py", line 16, in <module>
gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
error: ..\..\..\modules\imgproc\src\color.cpp:3739: error: (-215) scn == 3 || scn == 4 in function cv::cvtColor
What correctly to stop video? Best regards,
Peter |
2016-01-23 09:11:19 -0600
| asked a question | Python & OpenCV Dears, I try to use OpenCV in Python, and running example such as import numpy as np
import cv2
img = cv2.imread('messi5.jpg',0)
cv2.namedWindow('image', cv2.WINDOW_NORMAL)
cv2.imshow('image',img)
cv2.waitKey(0)
cv2.destroyAllWindows()import numpy as np
import cv2
img = cv2.imread('messi5.jpg',0)
cv2.namedWindow('image', cv2.WINDOW_NORMAL)
cv2.imshow('image',img)
cv2.waitKey(0)
cv2.destroyAllWindows()
Unfortunately I'm not able to dislpay image and getting errors such as Traceback (most recent call last):
File "<ipython-input-1-0d251b5710ac>", line 1, in <module>
runfile('C:/Python27/Scripts/untitled1.py', wdir='C:/Python27/Scripts')
File "C:\Python27\lib\site-packages\spyderlib\widgets\externalshell\sitecustomize.py", line 685, in runfile
execfile(filename, namespace)
File "C:\Python27\lib\site-packages\spyderlib\widgets\externalshell\sitecustomize.py", line 71, in execfile
exec(compile(scripttext, filename, 'exec'), glob, loc)
File "C:/Python27/Scripts/untitled1.py", line 14, in <module>
cv2.imshow('image',img)
error: ..\..\..\modules\highgui\src\window.cpp:269: error: (-215) size.width>0 && size.height>0 in function cv::imshow
what;s the propoer way to handle images and displaying hem in python? Thank you.
Peter |
2016-01-22 14:44:37 -0600
| asked a question | Compilation error Dears, I got latest OpenCV sources from github. I got error compiling it: Scanning dependencies of target opencv_videoio
[ 37%] Building CXX object modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap.cpp.obj
[ 37%] Building CXX object modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap_images.cpp.obj
[ 37%] Building CXX object modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap_mjpeg_encoder.cpp.obj
[ 37%] Building CXX object modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap_mjpeg_decoder.cpp.obj
[ 37%] Building CXX object modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap_cmu.cpp.obj
[ 37%] Building CXX object modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap_dshow.cpp.obj
In file included from C:\tmp\opencv_latest\opencv\modules\videoio\src\cap_dshow.cpp:337:0:
C:\tmp\opencv_latest\opencv\modules\videoio\src\cap_dshow.cpp: In member function 'void videoInput::getMediaSubtypeAsString(GUID, char*)':
C:\tmp\opencv_latest\opencv\modules\videoio\src\cap_dshow.cpp:2187:41: error: 'sprintf_instead_use_StringCbPrintfA_or_StringCchPrintfA' was not declared in this scope
if( type == MEDIASUBTYPE_RGB24) sprintf(tmpStr, "RGB24");
^
C:\tmp\opencv_latest\opencv\modules\videoio\src\cap_dshow.cpp:2187:57: warning: left operand of comma operator has no effect [-Wunused-value]
if( type == MEDIASUBTYPE_RGB24) sprintf(tmpStr, "RGB24");
.
.
.
.
.
.
.
C:\tmp\opencv_latest\opencv\modules\videoio\src\cap_dshow.cpp:2323:31: warning: right operand of comma operator has no effect [-Wunused-value]
else sprintf(tmpStr, "%u",prop);
^
In file included from C:\tmp\opencv_latest\opencv\modules\videoio\src\cap_dshow.cpp:337:0:
C:/mingw-w64/i686-5.3.0-posix-dwarf-rt_v4-rev0/mingw32/i686-w64-mingw32/include/strsafe.h: At global scope:
C:/mingw-w64/i686-5.3.0-posix-dwarf-rt_v4-rev0/mingw32/i686-w64-mingw32/include/strsafe.h:507:12: warning: inline function 'HRESULT StringCbVPrintfA(STRSAFE_LPSTR, size_t, STRSAFE_LPCSTR, va_list)' used but never defined
STRSAFEAPI StringCbVPrintfA(STRSAFE_LPSTR pszDest,size_t cbDest,STRSAFE_LPCSTR pszFormat,va_list argList);
^
modules\videoio\CMakeFiles\opencv_videoio.dir\build.make:187: recipe for target 'modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap_dshow.cpp.obj' failed
mingw32-make[2]: *** [modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap_dshow.cpp.obj] Error 1
CMakeFiles\Makefile2:4420: recipe for target 'modules/videoio/CMakeFiles/opencv_videoio.dir/all' failed
mingw32-make[1]: *** [modules/videoio/CMakeFiles/opencv_videoio.dir/all] Error 2
Makefile:159: recipe for target 'all' failed
mingw32-make: *** [all] Error 2
C:\tmp\opencv_latest\build>
Can anyone help me what issue is it? Thank you. Best regards,
Peter |
2015-12-20 03:48:30 -0600
| asked a question | python & imshow with pyplot Hello all, I'm trying to get running this example import numpy as np
import cv2
from matplotlib import pyplot as plt
img = cv2.imread('messi5.jpg',0)
plt.imshow(img, cmap = 'gray', interpolation = 'bicubic')
plt.xticks([]), plt.yticks([]) # to hide tick values on X and Y axis
plt.show()
Examples shows image but the code at plt.show() get stopped and now further command promt avialable from python. I'm running it within Python 2.7.10 (default, May 23 2015, 09:40:32) [MSC v.1500 32 bit (Intel)] on win32
Thank you for your advice. Regards,Peter |
2015-10-02 05:11:26 -0600
| commented question | protobuf opencv_contrib I did report an issue. I use CMake GUI howto do "cmake -DBUILD_opencv_dnn=OFF" within GUI? |
2015-10-02 03:49:35 -0600
| asked a question | protobuf opencv_contrib Dears, I'm trying to compile opencv_contrib and I am getting errors as follows [ 54%] Building CXX object modules/dnn/3rdparty/protobuf/CMakeFiles/libprotobuf.dir/src/google/protobuf/compiler/importer.cc.obj
In file included from C:\opencv\sources_contrib\modules\dnn\3rdparty\protobuf\src\google\protobuf\compiler\importer.cc:38:0:
c:\mingw\include\unistd.h:78:11: error: '_cdecl' does not name a type
_EXTERN_C _cdecl __MINGW_NOTHROW
^
In file included from C:\opencv\sources_contrib\modules\dnn\3rdparty\protobuf\src\google\protobuf\compiler\importer.cc:38:0:
c:\mingw\include\unistd.h:104:1: error: '_cdecl' does not name a type
_cdecl __MINGW_NOTHROW
^
c:\mingw\include\unistd.h: In function 'int nanosleep(const timespec*, timespec*)':
c:\mingw\include\unistd.h:114:51: error: '__mingw_sleep' was not declared in this scope
? (unsigned)(-1) : (unsigned)(period->tv_nsec));
^
c:\mingw\include\unistd.h: At global scope:
c:\mingw\include\unistd.h:125:28: error: expected initializer before 'usleep'
int _cdecl __MINGW_NOTHROW usleep( useconds_t )__MINGW_ATTRIB_DEPRECATED;
^
c:\mingw\include\unistd.h: In function 'int usleep(useconds_t)':
c:\mingw\include\unistd.h:129:73: error: '__mingw_sleep' was not declared in this scope
int usleep( useconds_t period ){ return __mingw_sleep( 0, 1000 * period ); }
^
c:\mingw\include\unistd.h: At global scope:
c:\mingw\include\unistd.h:138:33: error: expected initializer before 'sleep'
unsigned _cdecl __MINGW_NOTHROW sleep( unsigned );
^
c:\mingw\include\unistd.h: In function 'unsigned int sleep(unsigned int)':
c:\mingw\include\unistd.h:142:68: error: '__mingw_sleep' was not declared in this scope
unsigned sleep( unsigned period ){ return __mingw_sleep( period, 0 ); }
^
c:\mingw\include\unistd.h: At global scope:
c:\mingw\include\unistd.h:153:12: error: expected initializer before 'ftruncate'
int _cdecl ftruncate( int, off_t );
^
In file included from c:\mingw\lib\gcc\mingw32\4.8.1\include\c++\cmath:44:0,
from c:\mingw\lib\gcc\mingw32\4.8.1\include\c++\random:38,
from c:\mingw\lib\gcc\mingw32\4.8.1\include\c++\bits\stl_algo.h:65,
from c:\mingw\lib\gcc\mingw32\4.8.1\include\c++\algorithm:62,
from C:\opencv\sources_contrib\modules\dnn\3rdparty\protobuf\src\google\protobuf\compiler\importer.cc:45:
c:\mingw\include\math.h: In function 'float hypotf(float, float)':
c:\mingw\include\math.h:635:30: error: '_hypot' was not declared in this scope
{ return (float)(_hypot (x, y)); }
^
modules\dnn\3rdparty\protobuf\CMakeFiles\libprotobuf.dir\build.make:62: recipe for target 'modules/dnn/3rdparty/protobuf/CMakeFiles/libprotobuf.dir/src/google/protobuf/compiler/importer.cc.obj' failed
mingw32-make[2]: *** [modules/dnn/3rdparty/protobuf/CMakeFiles/libprotobuf.dir/src/google/protobuf/compiler/importer.cc.obj] Error 1
CMakeFiles\Makefile2:5306: recipe for target 'modules/dnn/3rdparty/protobuf/CMakeFiles/libprotobuf.dir/all' failed
mingw32-make[1]: *** [modules/dnn/3rdparty/protobuf/CMakeFiles/libprotobuf.dir/all] Error 2
Makefile:148: recipe for target 'all' failed
mingw32-make: *** [all] Error 2
Did you experienced such behavior? Is there any solution for this? Thank you. Best regards. |