All Questions
972
questions
0
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17
views
Trying to generate a texture for a new UV set from the original UV set and texture, but would like to capture more of the texture to eliminate seams
As I said, I have a mesh that I decided to redo the UVs on, and in order to save time, I've stored the original UVs by face, as well as the new UVs to separate files. The code I have successfully ...
- 846
1
vote
0
answers
41
views
How to Determine the Center of Two Curvilinear Lines and Display the Points on a Windows Form Picture Box using OpenCV?
I'm trying to find a way to determine the centre point between two lines, at different positions, using OpenCV in C#. In Roborealm, I achieved this using the edge_probe technique, as illustrated in ...
- 11
0
votes
0
answers
50
views
Attempting to JIT compile method EMGUCV in.net maui
I have created .net maui cross platform application and i used .net 8 version.
In mac side ARM64 and release mode when i do any operation related emgu.cv related it's give me exception as below any ...
- 658
2
votes
0
answers
88
views
Emgu Cv How To Stitch with GPU
I'm trying to stitch together 1000 tiled images together to create one large image. I've been trying to use Emgu CV, but I just need to the process to run faster. So I'm trying to use the GPU ...
- 105
1
vote
0
answers
38
views
Does EMGU CV support convertMaps()? Are fixed-point DepthTypes missing?
I'm using Emgu.CV 4.8.1.5350 from NuGet and find that CvInvoke.Remap() works well with X & Y map-Mats defined as DepthType.Cv32F.
However, when I call ConvertMaps() to convert these Mats to fixed-...
- 11
0
votes
0
answers
28
views
'System.IO.FileNotFoundException' An uncatchable exception of type,Emgu.CV.World.dl loccurred in File '{0}' not found
//Form1.cs
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
...
0
votes
1
answer
204
views
How to convert OpenCvSharp.Mat to Emgu.CV.Mat?
I'm using OpenCVSharp for image processing, but now I also need some of the features of Emgu CV to detect faces in my images.
I have the following minimal example:
public static void DetectFace(...
- 1,738
0
votes
1
answer
107
views
VS2022 'Could not load file or assembly 'Emgu.CV, Version=4.7.0.. located assembly's manifest definition does not match the assembly reference [closed]
I'm getting this error at runtime in a C# windows forms application after I replaced the EmguCV 4.7.0 library files with 4.6.0. I downgraded because 4.7.0 does not have support for CUDA yet.
I did not ...
- 3,542
0
votes
1
answer
222
views
How to grab/capture images from usb camera with OpenCV using EmguCV at high FPS?
I have this usb camera. I want to cature video at a high framerate. The manufacturer states that the camera is able to do 180 FSP @ resolution 640x480. I did check this and the camera indeed works (...
- 1,230
0
votes
0
answers
43
views
EMGU - Issues using .SetCaptureProperty(CapProp.PosFrames, posFrame)
we are facing issues using .SetCaptureProperty(CapProp.PosFrames, posFrame) in case of video recorded "on motion".
We have a VMS recording server that exports videos in periodical slot time ...
0
votes
0
answers
54
views
Extracting Lines from a Blob with Emgu CV
Processed Image:
Problem: Fitting the edges of an unclosed rectangular shape
Description: I need to fit lines to the inner perimeter of the larger rectangle shape shown in the image. The issue I am ...
- 1
0
votes
0
answers
36
views
How to translate MatExpr statements(comparing a Mat with int threshold) used in OpenCV in C++ to EmguCV in C#?
i'm translating my opencv c++ routines to emgucv c# platform.i've done all but one.here it is(c++ side):
Mat equalizeHistogram(Mat img,int threshold){
Mat gray,equalized;
cvtColor(img,gray,...
- 11
0
votes
1
answer
88
views
Emgu.DrawContours() can not fill region
I want to fill regions by setting thickness to -1.Result is Unbelievable：the second contour is filled ,but the first is not filled.
source
result
var result= new Image<Bgr, byte>(source.Width, ...
- 11
0
votes
0
answers
114
views
EmguCV - FourCC cannot be set (.Net 6)
I am using emguCV for capturing video from usb camera. I want to set fourCC but when I check the fourCC It set 0 automatically. Then , Capturing is not working.
When I use default fourCC settings, it ...
- 21
1
vote
1
answer
82
views
Drawing rectangles over a rotated image
I'm trying to do ocr on a text which is rotated 90 deg. So to read the text correctly I draw an ROI around it and rotate it to make it straight, like so:
foundimg = foundimg.Rotate(90), new Gray(255), ...
- 23