Category "image"

Understanding contour hierarchies: How to distinguish filled circle/contour and unfilled circle/contour in OpenCV?

I am unable to differentiate between the below two contours. cv2.contourArea() is giving the same value for both. Is there any function to distinguish them in P

Image.FromStream throws Parameter is not valid error only on linux

I have some Unit Tests made in .net core that checks if the file which is uploaded from angular frontend is actually resized on the backend. I have a service th

React-native <Image> onProgress event returning wrong event.nativeEvent.total in Android

I am using onProgress event of Image component from react-native to try to get the file size in bytes of the remote image (the source uses uri). In iOS everythi

File picker type image returns null flutter

I have a problem with file picker type image. when I specify the type of the file as image file the function returns null , but when I specify an other type ,it

image height coming back as 0 -- need to get the height after the image loads

I'm enlarging an image on click. I'd like to put a caption right under the image, but to do that, I have to know what the new rendered height of the image is af

Cannot delete image from aws s3 bucket

I want to delete one of the images stored in the AWS S3 bucket by express.js, but I am facing an issue. Below is the code I have written const imageurl=req.user

nine-patch Image vs regular Bitmap Image

Different between nine-patch Image vs regular Bitmap Image in Android. and where we use nine-patch Image and where we use regular Bitmap Image.

How to detect corners of a square with Python OpenCV?

In the image below, I am using OpenCV harris corner detector to detect only the corners for the squares (and the smaller squares within the outer squares). Howe

How to insert image in table

I need create a table with rows ID | Image | Info about image and it's a part of code: function add(form) { table1 = getElementById('mytable'); row1 =

Adobe Illustratore delete my class names on svg images. How can I prevent this?

I have this svg image: <svg width="160" height="250" xmlns="http://www.w3.org/2000/svg" class="sovog"> <path class="antenna-left" d="M76.782 25.

AngularJs - Reducing Image Size while saving in database

In my Angular application, I have browse and upload image functionality. Sample images provided by Windows7 (Chrysanthemum.jpg, Desert.jpg etc) having sizes gre

Add tag/label on top of images flutter with relative position

I am building an Instagram clone (specifically image tag feature). I am able to put tags on top of images the user uploads but when the screen size/orientation/

Extract a page from a pdf as a jpeg

In python code, how to efficiently save a certain page in a pdf as a jpeg file? (Use case: I've a python flask web server where pdf-s will be uploaded and jpeg-

Drawing bounding rectangles around multiple objects in binary image in python

I am trying to write some easy code in python to produce bounding rectangles around objects in a binary image, where there may be 1 or more objects. This is fa

how to add (.PNG) image in (.docx) created file

from pathlib import Path from docxtpl import DocxTemplate import datetime import PySimpleGUI as sg document_path = Path(__file__).parent / "Simple_file_locatio

Next JS deployed in Vercel, bug backgroundImage property with external URL file

I have in my Next.js project a card component with a backgroundImage from my Strapi API. The image is shown in local but when I deploy my project in Vercel it d

Uploading Images using Multer (works locally, but not when deployed on Heroku)

I'm a bit stuck with my blog app. It works properly when I run it locally, but when it's deployed to Heroku it seems that the images that get uploaded via Multe

Send an image in the mail using thymeleaf

In my application I would want to send emails using javamail. I use Thymeleaf so that I can send some data. When sending the email, I want the background to be

IBrowserFile FromIMageFileAsync incomplete image

I'm uploading images to my app and I'm using this code: public static async Task<string> GetThumbnailAndImage(InputFileChangeEventArgs e) {

Create Random Pixel Images in Swift

I want to create a random pixel generator in swift. How would I be able to create something like the below codes in swift? Java program to demonstrate creatio