BestHub
Sign in
Tagged articles
72 articles
Page 1 of 1
Python Programming Learning Circle
Python Programming Learning Circle
Nov 18, 2025 · Artificial Intelligence

Top 10 Python Libraries Every Computer Vision Engineer Should Know

This article compiles the most commonly used Python libraries for computer vision, covering basic image handling with Pillow, high‑performance processing with OpenCV and Mahotas, advanced tools like Scikit‑Image, TensorFlow Image, PyTorch Vision, SimpleCV, Imageio, Albumentations, and the model zoo timm, each with concise descriptions and practical code snippets.

Deep LearningPyTorchTensorFlow
0 likes · 11 min read
Top 10 Python Libraries Every Computer Vision Engineer Should Know
Open Source Tech Hub
Open Source Tech Hub
Nov 3, 2025 · Backend Development

How to Master On‑Demand Image Manipulation in PHP with Glide

This guide introduces the open‑source PHP library Glide, explains its core features such as on‑the‑fly image processing, caching, and security, and provides step‑by‑step instructions for installation, configuration, basic usage, common manipulators, and a real‑world e‑commerce example.

BackendGlideHTTP API
0 likes · 10 min read
How to Master On‑Demand Image Manipulation in PHP with Glide
Open Source Tech Hub
Open Source Tech Hub
Oct 23, 2025 · Information Security

How to Embed and Extract Blind Watermarks in Images with Python

This guide explains the concept of blind watermarking for image copyright protection, shows how to install the blind-watermark Python package, and provides step‑by‑step code examples for embedding and extracting both text and image watermarks while preserving the original visual appearance.

PythonSecurityTutorial
0 likes · 4 min read
How to Embed and Extract Blind Watermarks in Images with Python
php Courses
php Courses
Feb 17, 2025 · Backend Development

Adjusting Image Hue with PHP Imagick

This guide explains how to install the PHP Imagick extension and use it to load an image, adjust its brightness, saturation, and hue with modulateImage, and then save or output the modified image, providing complete example code.

backend-developmenthue-adjustmentimage-processing
0 likes · 3 min read
Adjusting Image Hue with PHP Imagick
php Courses
php Courses
Feb 12, 2025 · Backend Development

Real-Time Photo Effects with PHP: Capturing Webcam Video and Applying Filters

This tutorial explains how to use PHP with OpenCV and the GD library to capture webcam video, save each frame as a JPEG, and apply various real‑time image filters such as grayscale, Gaussian blur, contrast adjustments, and edge detection, including keyboard‑controlled filter switching.

FiltersGDOpenCV
0 likes · 5 min read
Real-Time Photo Effects with PHP: Capturing Webcam Video and Applying Filters
Python Programming Learning Circle
Python Programming Learning Circle
Jan 20, 2025 · Fundamentals

10 Practical Python Automation Scripts for Everyday Tasks

This article presents ten ready‑to‑use Python automation scripts that demonstrate how to optimize images, process videos, convert PDFs to images, fetch and post API data, monitor battery levels, correct grammar and spelling, download files, retrieve world news, and build a simple PySide2 GUI, providing clear code examples for each use case.

APIAutomationGUI
0 likes · 11 min read
10 Practical Python Automation Scripts for Everyday Tasks
php Courses
php Courses
Oct 17, 2024 · Backend Development

Using PHP to Capture Webcam Video and Apply Real-Time Effects

This tutorial explains how to set up a PHP environment, use OpenCV and GD libraries to capture webcam video, apply various real‑time image effects such as grayscale, blur, contrast, and edge detection, and add keyboard controls for switching filters, enabling creative photo processing.

GDOpenCVWebcam
0 likes · 5 min read
Using PHP to Capture Webcam Video and Apply Real-Time Effects
php Courses
php Courses
Oct 10, 2024 · Backend Development

Using PHP to Capture Webcam Video and Apply Real-Time Effects

This tutorial explains how to set up a PHP environment, capture live webcam video with OpenCV, and apply various real‑time image effects using the GD library, including code examples for grayscale, blur, contrast, edge detection, and keyboard‑controlled effect switching.

OpenCVWebcamgd-library
0 likes · 5 min read
Using PHP to Capture Webcam Video and Apply Real-Time Effects
php Courses
php Courses
Sep 26, 2024 · Backend Development

How to Adjust Image Saturation in PHP Using Imagick

This tutorial explains how to install the Imagick extension in PHP and use its setImageAttribute() and setImageProperty() methods to modify an image's saturation, providing clear code examples and a summary of the process.

BackendTutorialimage-processing
0 likes · 4 min read
How to Adjust Image Saturation in PHP Using Imagick
php Courses
php Courses
Jul 26, 2024 · Artificial Intelligence

Real-Time Image Processing with PHP and OpenCV

This tutorial explains how PHP developers can install OpenCV and the php-opencv extension, write code to capture webcam video, display live frames in a browser, and perform real-time face detection using computer‑vision techniques.

Computer VisionPHPReal-Time
0 likes · 6 min read
Real-Time Image Processing with PHP and OpenCV
Test Development Learning Exchange
Test Development Learning Exchange
Jul 23, 2024 · Backend Development

Common Python Utility Interfaces: Validation, HTTP, File I/O, JSON, DateTime, Encryption, SQLite, Image Processing, Error Handling, and Config Loading

This article presents a collection of reusable Python utility interfaces—including data validation, HTTP request handling, file read/write, JSON parsing, date‑time formatting, symmetric encryption, SQLite persistence, image resizing, exception handling, and configuration loading—each illustrated with concise code examples to improve code readability and testability.

Backenddata-validationencryption
0 likes · 4 min read
Common Python Utility Interfaces: Validation, HTTP, File I/O, JSON, DateTime, Encryption, SQLite, Image Processing, Error Handling, and Config Loading
php Courses
php Courses
Jul 22, 2024 · Backend Development

Using PHP to Capture Webcam Video and Apply Real-Time Image Effects

This tutorial explains how to set up a PHP environment, use OpenCV and GD libraries to capture webcam video, apply various real-time image effects such as grayscale, blur, and edge detection, and switch effects via keyboard input, providing complete code examples.

PHPgd-libraryimage-processing
0 likes · 5 min read
Using PHP to Capture Webcam Video and Apply Real-Time Image Effects
php Courses
php Courses
Jul 18, 2024 · Backend Development

Adjust Image Hue Using PHP Imagick

This guide explains how to install the Imagick extension for PHP, create an Imagick object, load an image, adjust its brightness, saturation, and hue using modulateImage, and then save or output the modified image, providing a complete example code snippet.

BackendHue AdjustmentPHP
0 likes · 3 min read
Adjust Image Hue Using PHP Imagick
Test Development Learning Exchange
Test Development Learning Exchange
Jul 10, 2024 · Fundamentals

Advanced Usage of Python Pillow Library for Image Processing

This article introduces advanced techniques using Python's Pillow library, covering filters, image blending, word cloud generation, dynamic resizing, border addition, GIF creation, slicing, flipping, color space conversion, and batch processing, with complete code examples to enhance image manipulation capabilities.

Advanced Techniquescode-examplesimage-processing
0 likes · 6 min read
Advanced Usage of Python Pillow Library for Image Processing
Python Programming Learning Circle
Python Programming Learning Circle
May 7, 2024 · Operations

9 Practical Python Automation Scripts for Everyday Tasks

This article presents nine useful Python automation scenarios—including file management, web scraping, text processing, email handling, Excel manipulation, database interaction, system task scheduling, and image editing—each accompanied by clear script examples and explanations to help readers streamline repetitive workflows efficiently.

Emailfile-managementimage-processing
0 likes · 20 min read
9 Practical Python Automation Scripts for Everyday Tasks
Test Development Learning Exchange
Test Development Learning Exchange
Apr 27, 2024 · Artificial Intelligence

Overview of Popular Python Libraries for Data Visualization and Image Processing

This article introduces a collection of widely used Python libraries—including Matplotlib, Pillow, NumPy, scikit-image, OpenCV, Seaborn, Plotly, Bokeh, Pycairo, and SimpleCV—detailing their core functionalities, typical use cases, and providing ready‑to‑run code examples for data visualization and computer‑vision tasks.

MatplotlibNumPyOpenCV
0 likes · 10 min read
Overview of Popular Python Libraries for Data Visualization and Image Processing
Python Programming Learning Circle
Python Programming Learning Circle
Apr 15, 2024 · Artificial Intelligence

Common Python Libraries for Image Processing

This article introduces ten widely used Python libraries for image processing—such as scikit‑image, NumPy, SciPy, Pillow, OpenCV, SimpleCV, Mahotas, SimpleITK, pgmagick, and Pycairo—explaining their main features and providing concise code examples for tasks like filtering, segmentation, and visualization.

NumPyOpenCVimage-processing
0 likes · 9 min read
Common Python Libraries for Image Processing
Goodme Frontend Team
Goodme Frontend Team
Nov 19, 2023 · Frontend Development

How to Securely Add Page and Image Watermarks with Canvas and CSS

This article explains how to protect confidential business documents by implementing page‑level watermarks using canvas and pseudo‑elements, and how to add robust watermarks to images via OSS parameters or client‑side canvas processing, while preventing removal through MutationObserver.

CanvasJavaScriptOSS
0 likes · 16 min read
How to Securely Add Page and Image Watermarks with Canvas and CSS
php Courses
php Courses
Jun 29, 2023 · Backend Development

How to Extract Text from Images Using PHP and Tesseract OCR

This tutorial demonstrates how to install the Tesseract OCR library via Composer, set up a PHP script to load an image, create a TesseractOCR instance, run the OCR process, and output the extracted text, providing complete sample code for each step.

BackendOCRimage-processing
0 likes · 3 min read
How to Extract Text from Images Using PHP and Tesseract OCR
Python Programming Learning Circle
Python Programming Learning Circle
Mar 3, 2023 · Backend Development

Accelerating Image Pre‑processing in Python with a Three‑Line Multiprocessing Trick

This article demonstrates how to boost the speed of image‑preprocessing tasks in Python by replacing a conventional single‑process loop with a three‑line concurrent.futures ProcessPoolExecutor implementation, achieving up to six‑fold performance gains on multi‑core CPUs.

concurrent.futuresdata-preprocessingimage-processing
0 likes · 7 min read
Accelerating Image Pre‑processing in Python with a Three‑Line Multiprocessing Trick
Python Programming Learning Circle
Python Programming Learning Circle
Apr 20, 2022 · Game Development

Python Assistant for QQ LianLianKan Game – Environment Setup and Full Implementation

This article presents a Python-based assistant for the QQ LianLianKan game, detailing environment setup, required modules, and a full script that captures the game window, analyzes tile colors, determines removable pairs, and automates mouse clicks to solve the puzzle, intended for learning purposes only.

game-assistantimage-processingpyautogui
0 likes · 8 min read
Python Assistant for QQ LianLianKan Game – Environment Setup and Full Implementation
Python Programming Learning Circle
Python Programming Learning Circle
Apr 3, 2022 · Artificial Intelligence

Python OpenCV Answer Sheet Recognition: Preprocessing, Contour Detection, Perspective Transform, and Option Detection

This tutorial explains how to use Python and OpenCV to automatically process answer sheet images by performing preprocessing, contour detection, perspective transformation, and option analysis to extract selected answers as a structured array.

answer-sheet-recognitioncomputer-visionimage-processing
0 likes · 9 min read
Python OpenCV Answer Sheet Recognition: Preprocessing, Contour Detection, Perspective Transform, and Option Detection
Python Programming Learning Circle
Python Programming Learning Circle
Oct 21, 2021 · Fundamentals

Python Script for Converting Images to ASCII Art

This article demonstrates a Python command‑line script that converts an input image into ASCII art by calculating each pixel’s grayscale value using the standard luminance formula and mapping it to characters from a predefined set, optionally saving the output to a file.

ascii-artcommand-lineimage-processing
0 likes · 3 min read
Python Script for Converting Images to ASCII Art
Laravel Tech Community
Laravel Tech Community
Aug 14, 2021 · Backend Development

Using imagecreatefromjpeg to Load JPEG Images in PHP

This article explains the PHP imagecreatefromjpeg function, its parameters and return values, and provides a complete example that demonstrates loading a JPEG file, handling errors, creating a placeholder image, and outputting the result as a JPEG response.

BackendCode Exampleimage-processing
0 likes · 2 min read
Using imagecreatefromjpeg to Load JPEG Images in PHP
Laravel Tech Community
Laravel Tech Community
Aug 13, 2021 · Backend Development

Using PHP imagecreatefromgif to Load and Process GIF Images

The article explains PHP's imagecreatefromgif function, detailing its purpose, parameters, return values, and provides a complete example that loads a GIF, handles errors by generating a placeholder image, and outputs the result as a GIF, illustrating practical backend image processing.

BackendGIFimage-processing
0 likes · 2 min read
Using PHP imagecreatefromgif to Load and Process GIF Images
Laravel Tech Community
Laravel Tech Community
Aug 10, 2021 · Backend Development

Creating a Palette‑Based Image with PHP's imagecreate() Function

This article explains how PHP's imagecreate() function creates a blank palette‑based image, demonstrates allocating colors, drawing text with imagestring(), outputting the image as PNG, and properly releasing resources, providing a complete code example for backend image generation.

Backendimage-processingimagecreate
0 likes · 2 min read
Creating a Palette‑Based Image with PHP's imagecreate() Function
Laravel Tech Community
Laravel Tech Community
Aug 9, 2021 · Backend Development

PHP imagecopy Function: Copying a Portion of an Image

This article explains the PHP imagecopy function, showing its signature, parameters, and how it copies a rectangular region from a source image to a destination image at specified coordinates, providing a concise reference for developers working with image manipulation in backend applications.

BackendGDPHP
0 likes · 1 min read
PHP imagecopy Function: Copying a Portion of an Image
php Courses
php Courses
Nov 23, 2020 · Backend Development

Generating QR Code on a Background Image with Text Using PHP

This article demonstrates how to use PHP to generate a QR code, overlay it onto a background image, add custom text, and save the resulting composite image, providing complete source code and usage instructions for backend developers.

Graphicsimage-processingqr-code
0 likes · 5 min read
Generating QR Code on a Background Image with Text Using PHP
MaGe Linux Operations
MaGe Linux Operations
Feb 27, 2019 · Fundamentals

Automate Meme Creation with Python: From Image Prep to Text Overlay

This tutorial shows how a data analyst can use Python and Pillow to automatically prepare images, overlay emojis, add expressive text, and generate complete meme stickers, while also discussing layout challenges such as font sizing and line‑breaking within limited space.

AutomationMeme GenerationTutorial
0 likes · 5 min read
Automate Meme Creation with Python: From Image Prep to Text Overlay