mat

Topic Replies Views Activity
Usage of UMat and Mat
C++
mat ,  opencl
4 75 August 31, 2021
How can i access to the stats of the connectedComponentsWithStats function?
C++
mat ,  imgproc ,  core
3 60 August 11, 2021
Why ROI not changed
C++
mat ,  core
1 40 August 8, 2021
Opencv matrix multiplication
C++
mat ,  core
1 39 August 7, 2021
Why does .clone() doesn't copy rows?
C++
mat ,  core
1 72 July 15, 2021
1D array to 16bits greyscale mat
C++
mat ,  core
3 65 June 17, 2021
How to deal with large images
Python
mat ,  core
15 206 June 5, 2021
How to loose pixel ownership of a Mat
C++
mat ,  core
4 86 May 6, 2021
Analyze RGB Videostream
C++
mat ,  videoio ,  imgproc ,  core
7 100 April 28, 2021
When using a threshold, how can I tell which of the pixels are collected?
Python
mat ,  imgproc ,  core
1 72 April 26, 2021
How can I count how many black and white pixels are on a picture?
mat ,  core
1 99 April 23, 2021
Cannot change pixel value of image
C++
mat ,  core
2 96 April 17, 2021
Is it possible to display an matrix with an Bitdepth of 16 Bit (Colormap)
C++
mat ,  imgproc ,  core
2 96 April 9, 2021
Data type changed after .clone or copyTo
mat ,  core
4 67 April 7, 2021
Python representation of Mat with pointer to user data
Python
mat ,  calib3d ,  highgui ,  videoio ,  core
7 143 March 24, 2021
Assign one image's index location to another image
C++
mat ,  core
5 91 March 15, 2021
Problems creating a chroma key without mask on C++
C++
mat ,  imgproc ,  core
3 162 March 7, 2021
ONNX forward method returns 1*-1*-1 FLOAT32 in c++ opencv
Python
dnn ,  mat ,  core
1 123 February 25, 2021
Image color reproduction with matrix
C++
mat ,  cuda ,  imgproc ,  core
3 109 February 16, 2021
How to crop/zoom-on a video capture, by scaling the default capture resolution?
Python
mat ,  numpy ,  core
1 144 February 15, 2021
H264 encoding of bgr images into .mp4 file with libav
C++
mat ,  ffmpeg ,  videoio ,  core
3 173 February 11, 2021
How Change The Color of BGR pixels With The Same Value C++
C++
mat ,  core
5 95 February 3, 2021
Convert a .txt 16 bit into a 16 bit image
mat ,  core ,  imgcodecs
6 92 February 3, 2021
Slicing 3D array into 2D arrays
mat ,  core
4 134 February 1, 2021
Creating a 4D matrix with one 3 channel frame and another 1 channel frame
mat ,  core
1 67 January 21, 2021
Accessing pixel values in an image
C++
mat ,  core
1 76 January 21, 2021