Is there a solution to maintain image quality when cropping and centering an image using Graphics Magick? The code I currently have reduces the fidelity of the resulting image. gm(imagePath) .thumbnail(25, 25 + '^') .gravity('Cent ...
I am currently working on developing an image classification model to identify different species of deer in the United States. As part of this process, I am utilizing Principal Component Analysis (PCA) to reduce the memory size of the images and optimize t ...
While working on my Image Processing - Features descriptors assignment, I encountered an issue regarding the distinction between image detectors and descriptors. Despite attempting to find clarification through Google, I was unable to find any clear diffe ...
I am utilizing this code snippet to dynamically generate an image using PHP. $image_width = 120; $image_height = 40; $characters_on_image = 6; $font = '/fonts/OpenSans.ttf'; //The characters that can be used in the ...
When utilizing the imagecreatefromjpeg function to generate an image and then instantly displaying it to the browser with imagejpeg without saving it to a file, where is the temporary location that the image is stored for display? ...
I am currently facing challenges with iterating through an array of objects that contain images. The array appears empty when logged in the console, but upon inspecting it in the console, I can see all the objects along with their iteration numbers. I have ...
I recently completed the installation of OpenCV 3 on my Raspberry Pi 2 model B following this tutorial . I came across a code snippet that is compatible with my version of OpenCV and Python (3): from picamera.array import PiRGBArray from picamera import ...
UPDATE: here is the solution that worked for me res.set('Content-Type', 'image/png'); res.end(data, 'binary'). I have been experimenting with generating images dynamically using node-gd in my node.js/express application. The following code successfully ...
In my Python Open-CV project, I am using a matrix obtained from the library: M = cv2.getPerspectiveTransform(source_points, points) However, this matrix is quite different from the CSS Transform Matrix. Even though they have similar shapes, it seems that ...
I am encountering an issue when trying to upload an image from an app that has been converted into a base64 string to a Ruby on Rails server. The app is developed using Titanium. However, after retrieving and decoding the image string back into an image, ...
I'm currently working on developing an image webscraper and I am exploring different methods to display the images directly on screen. Instead of saving the image to a file, I am curious if there are alternative ways to achieve this. Below is the sni ...
Is there a Python library that can handle saving 100 binary images of type .bmp into a single file, and then later reading each image from that file individually? If such a library does not exist, my alternative plan is to read all 100 binary images, stor ...
When presented with an image in base64 format like this: data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAABDAAwfqNRk/rjcYX+PxrV/wtWqwJSTlboMgAAAABJRU5ErkJggg== What is the most efficient method to programmatically alter a filter (such as brightness or cont ...
I'm currently using the fengyuanchen jquery cropper plugin (https://github.com/fengyuanchen/cropper) to crop my data output. I want to set a minimum size for the cropped area, but the plugin's options "minCropBoxWidth" and "minCropBoxHeight" only control ...
I am looking to store only one original image in my folder, but retrieve it in different quality levels. For example, here is the same image at 5% quality: https://i.stack.imgur.com/TUPRy.jpg And here is the same image at 100% quality: https://i.stack. ...
Displayed below is an image: HI00008918.png The goal is to implement a logarithmic function (f(x) = (1/a)*log(x + 1), with the value of a = 0.01), on the image... Here is the code segment: import numpy as np import matplotlib.pyplot as plt import skimage ...
My goal is to run an image processing algorithm on a batch of 4 images and display the output, then repeat the process with another batch until all images in my folder are processed. Currently, the algorithm processes all pictures as one single batch. I w ...
Is there a method to convert an image like the Pentagon shown below into an array of points (x,y,x1,y1,x2,y2...) in this format: (1,3, 2,6, 6,6, 7,3, 4,1) The coordinate system originates from the top left. While I am aware that OpenCV can be used to conv ...
Looking for a solution to convert an image into binary data using PHP but haven't found the right answer yet. Can anyone please assist me with this? I am aiming to achieve a similar outcome as demonstrated in this example URL: 1. Upload an image and conv ...
Consider the example of calculating the LBP code for a pixel located at coordinates (1, 1). This calculation involves utilizing the neighboring pixels at positions (0, 0); (0, 1); (0, 2); (1, 2); (2, 2); (2, 1); (2, 0); and (1, 0). However, it is important ...
Currently, I am facing a challenge in converting a uint8 array representing a 48x48 image into the actual image file (jpg/jpeg/gif) of the same dimensions. My initial approach involved converting the array data to binary and then saving it to a file using ...
I attempted to utilize the resize function with aliasing as outlined in the documentation at from skimage.transform import resize im_test = resize(im_test, (im_test.shape[0] / 3, im_test.shape[1] / 3),anti_aliasing=True) However, this resulted in the fo ...
Click here to upload an image for reference point identification The task at hand involves measuring the length of a drill bit. If two reference points can be automatically identified, the Euclidean distance formula can then be applied to measure the dist ...
Currently, I am working with a transparent png image called foo.png. Additionally, I have opened another image using the following code: im = Image.open("foo2.png") My next step involves merging foo.png with foo2.png. (In particular, foo.png in ...
Is there a way to access the metadata of png or jpg images in bulk processing? I have a large number of images that need to be processed by a Perl script, and one of the requirements is extracting metadata from each image. The crucial information needed i ...
I am currently working on removing noise from a DICOM image. The pixel values in this type of image fall within the range of (-1000, 30000), and it is essential for me to maintain this range even after noise removal for further calculations (such as standa ...
Is there a method to convert PNG and GIF images to JPEG with openCV, while converting the alpha channel to white color? ...
Is it possible to extract the background using cv2.BackgroundSubtractorMOG2 in Python? In simpler terms, is there a method to generate an image by analyzing the past n frames of a video that can serve as the background? ...
Currently, I am utilizing scikit-image to process images in Python. However, through my testing, I have discovered that scikit-image is unable to handle images with high resolutions. When attempting to use an image with a resolution of 3024 x 4032, a Memor ...
When I make a call to an external API, it returns image data that I want to render on my page. However, the response looks like this when I log it to the console: https://i.stack.imgur.com/GpDhH.png I'm not very familiar with image formats, so I&ap ...
I recently developed a script that enables users to upload multiple images of their vehicles. The images are then processed and the file paths are stored in a database, while a folder is created inside my 'vehicleImages' directory to store the im ...
I am trying to analyze an image that contains several rectangular shapes that are not very clear: https://i.stack.imgur.com/0JTGP.png My goal is to group these nearby rectangles together to achieve a final output like this: https://i.stack.imgur.com/UWI1 ...