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2020-12-16 10:49:12 -0600 edited question How to get bird view image which is synthized four side images?(get AVM: around view monitoring)

How to get bird view image which is synthized four side images?(get AVM: around view monitoring) Hi I'm making avm(aroun

2020-12-16 10:46:37 -0600 commented question How to get bird view image which is synthized four side images?(get AVM: around view monitoring)

i'm quite sure you need some sort of remapping for this. unfortunately, i'm afraid, the exact projection formulas are s

2020-12-16 03:31:25 -0600 commented question How to get bird view image which is synthized four side images?(get AVM: around view monitoring)

please be more explicit, about how the outcome should look like. do you want an equirectangular projection ? how much d

2020-12-16 03:16:54 -0600 commented question How to get bird view image which is synthized four side images?(get AVM: around view monitoring)

please be more explicit, about how the outcome should look like. do you want an equirectangular projection ? how much d

2020-12-16 03:16:04 -0600 commented question How to get bird view image which is synthized four side images?(get AVM: around view monitoring)

please be more explicit, about how the outcome should look like. do you want an equirectangular projection ? how much d

2020-12-11 09:32:03 -0600 commented question how to restrict 2d image (photo) face detection in real time face recognition using opencv python

@sturkmen, another deletion candidate ...

2020-12-11 09:30:32 -0600 commented question how to restrict 2d image (photo) face detection in real time face recognition using opencv python

please don't post duplicates here

2020-12-10 02:34:40 -0600 commented question Darknet makefile error when opencv=1, ubuntu 18.04

try to type pkg-config --libs opencv4 and pkg-config --libs opencv on the console, -- it probably did not find any openc

2020-12-09 11:41:00 -0600 commented question errors when building opencv 4.5.0 wit extra modules using Mingw

Can't find dependent libraries means, you have built that dynamically linked , so it depends on other opencv dll's

2020-12-09 05:45:28 -0600 commented question Darknet makefile error when opencv=1, ubuntu 18.04

you need to show us the actual compile error, not the final notice

2020-12-08 04:01:06 -0600 commented question I am creating web application for face recognition using python flask app. I am already create static dataset. I need the text box to enter the name of the person after that capture image and it will store in to the dataset.

btw, you probably cannot use the VideoCapture on your webserver

2020-12-08 03:58:56 -0600 commented question how to read value from input form in python flask dynamically and to store the value as image name inside directory when capturing image. Here i am attaching my code for further reference. how to implement this in flask python?

@sturkmen, deletion candidate

2020-12-07 16:06:47 -0600 commented question errors when building opencv 4.5.0 wit extra modules using Mingw

you'll also need to set OPENCV_ENABLE_ALLOCATOR_STATS=OFF in cmake, to get it compiled

2020-12-07 16:05:56 -0600 commented question errors when building opencv 4.5.0 wit extra modules using Mingw

you'll also need to set OPENCV_ENABLE_ALLOCATOR_STATS=OFF in cmake, to get it compiled with cmake

2020-12-07 15:25:54 -0600 commented question errors when building opencv 4.5.0 wit extra modules using Mingw

is there any problem with that version ? for sure, it's lacking any c++11 support, Mutex, etc. but please report b

2020-12-07 15:25:20 -0600 commented question errors when building opencv 4.5.0 wit extra modules using Mingw

is there any problem with that version ? for sure, it's lacking any c++11 support, Mutex, etc.

2020-12-07 15:12:12 -0600 commented question errors when building opencv 4.5.0 wit extra modules using Mingw

throw it away, it's useless

2020-12-07 14:52:47 -0600 commented question errors when building opencv 4.5.0 wit extra modules using Mingw

exact g++ --version please ?

2020-12-07 12:28:02 -0600 commented answer cv::dnn::blobFromImage() works in python but fails in c++

it would be really interesting to see, if the bug (related to your model and the ie backend, which seems to be choosen a

2020-12-07 08:16:14 -0600 edited answer Optimizations on opencv hog implementation(interp_weight, gaussian)

looking at optimized opencl code, when trying to understand an algorithm is always a bad idea ... rather read the offic

2020-12-07 08:12:06 -0600 commented question Optimizations on opencv hog implementation(interp_weight, gaussian)

looking at optimized opencl code, when trying to understand an algorithm is always a bad idea ...

2020-12-07 05:53:46 -0600 edited answer getting out of arguments

those samples are not "written in stone", you're allowed (and even encouraged !) to hack them to fit your needs ;) see,

2020-12-07 05:50:00 -0600 edited answer getting out of arguments

those samples are not "written in stone", you're allowed (and even encouraged !) to hack them to fit your needs ;) see,

2020-12-07 05:49:35 -0600 answered a question getting out of arguments

those samples are not "written in stone", you'r eallowed (and even encouraged !) to hack them to fit your needs ;) see,

2020-12-06 06:01:02 -0600 commented question Problem with building pose Mat from rotation and translation matrices

please show, what is in cameraMotionMat, originally, and maybe you need to explain, how you obtain that (the steps that

2020-12-06 05:59:34 -0600 commented question Problem with building pose Mat from rotation and translation matrices

please show, what is in cameraMotionMat, originally

2020-12-05 04:28:02 -0600 edited answer Opencv based annotation is open

well, it did not find any images, probably not even your folder, please give it an absolute path, like --images=/home/

2020-12-04 13:01:05 -0600 commented question cv::dnn::blobFromImage() works in python but fails in c++

opencv version ? os ? did you build the python bindings ? can you put your model somewhere, so ppl can try to reproduce

2020-12-04 13:00:21 -0600 commented question cv::dnn::blobFromImage() works in python but fails in c++

opencv version ? os ? did you build the python bindings ?

2020-12-04 11:04:18 -0600 answered a question Opencv based annotation is open

well, it did not find any images, probaly not even your folder, please give it an absolute path, like /home/me/positiv

2020-12-04 09:55:31 -0600 commented question pre-built OpenCv with extra modules for java

since this is about opencl and / or SSE/AVX optimization, you could try either to set CPU_DISPATCH= (

2020-12-04 09:54:31 -0600 commented question pre-built OpenCv with extra modules for java

since this is about opencl and / or SSE/AVX optimization, you could try either to set CPU_DISPATCH= (

2020-12-04 08:50:44 -0600 commented question pre-built OpenCv with extra modules for java

should I start from release or debug? since you want mainly java, -- start with release also, do your self a favou

2020-12-04 07:51:16 -0600 commented question pre-built OpenCv with extra modules for java

^^ cmake output looks good ! it will build both java bindings and the face module !

2020-12-04 07:50:56 -0600 commented question pre-built OpenCv with extra modules for java

^^ cmake output looks good ! it will build both javva bindings and the face module !

2020-12-04 07:49:15 -0600 edited question pre-built OpenCv with extra modules for java

pre-built OpenCv with extra modules for java For two weeks, I have been trying to add extra modules especially face modu

2020-12-04 07:46:25 -0600 commented question pre-built OpenCv with extra modules for java

nice, that you try it again ;) do you have the apache ant tool installed ? (you will need it !) my project is emoti

2020-12-04 06:53:14 -0600 commented question i am creating a dataset for real time face recognition using python. i want it should intimate if the image already available in dataset. how to implement in opencv?

i want it should intimate what does this mean ?

2020-12-04 06:51:01 -0600 edited question i am creating a dataset for real time face recognition using python. i want it should intimate if the image already available in dataset. how to implement in opencv?

i am creating a dataset for real time face recognition using python. i want it should intimate if the image already avai

2020-12-04 06:41:30 -0600 commented question pre-built OpenCv with extra modules for java

I have been trying to add extra modules well, you could ask us about that, and we could try to help you getting it

2020-12-04 06:41:08 -0600 commented question pre-built OpenCv with extra modules for java

I have been trying to add extra modules well, you could ask us about that, and we could try to help you getting it

2020-12-04 06:37:05 -0600 commented question pre-built OpenCv with extra modules for java

I have been trying to add extra modules well, you could ask us about that, and we could try to help you getting it

2020-12-04 01:43:31 -0600 commented question installing 3.4.12 for ubuntu 18.04 LTS (install from source) for yolov4

^^ please edit your question, and put all this information there, not into comments, where it will get truncated and be

2020-12-04 01:39:19 -0600 commented question installing 3.4.12 for ubuntu 18.04 LTS (install from source) for yolov4

^^ please edit your question, and put all this information there, not into comments, where it will get truncated and be

2020-12-03 09:45:27 -0600 edited answer historical performance test cast data in build pipeline?

Is there organized data/results kept for performance tests that are automatically run/collected by the OpenCV build p

2020-12-03 09:43:30 -0600 answered a question historical performance test cast data in build pipeline?

Is there organized data/results kept for performance tests that are automatically run/collected by the OpenCV build p

2020-12-03 09:38:43 -0600 commented answer Expired US patent on SIFT

let me clarify again, it was moved into the main repo in 4.4, and you can freely use it.

2020-12-03 09:34:06 -0600 edited answer Real-time webcam stream very slow with pixel manipulation

NEVER do anything "per pixel", don't write loops like that ! please use the threshold() function instead, here's a tuto

2020-12-03 09:33:01 -0600 commented question Real-time webcam stream very slow with pixel manipulation

NEVER do anything "per pixel" please use the threshold() function instead, here's a tutorial

2020-12-03 09:24:03 -0600 commented answer Pixel-wise matrix multiplication

it applies the matrix multiplication on the pixel coordinates no, to the pixel values