Image Preparation
Adjust Image Brightness Without Hiding Lost Detail
A dark picture may need a small brightness correction before it is shared. Raising brightness makes pixel values lighter, but it cannot…
Category: Image Preparation
Image Preparation
Prepare a JPEG Under a Chosen Byte Limit
An application form may reject a photograph that looks perfectly clear simply because its file is too large. A byte target is…
Image Preparation
Compress an Image Without Promising a Fixed Saving
Compression reduces bytes by changing how an image is encoded. It does not guarantee a particular percentage saving, and an already compact…
Image Preparation
Check Host Support Before Preparing an AVIF Image
AVIF output depends on the image libraries installed on the hosting server. Two sites running PHP can have different codec support, so…
Image Preparation
Create WebP Files and Check Destination Support
WebP can be useful for website images because it supports compact encoding and alpha transparency. The right result still depends on the…
Image Preparation
Use PNG When Edges and Transparency Matter
PNG is useful for screenshots, logos and assets that need transparent pixels. It preserves the decoded pixel values through lossless encoding, though…
Image Preparation
Convert to JPEG and Choose the Background Deliberately
JPEG is a common choice for photographs and application uploads. Its compact files come from lossy encoding, and it cannot carry a…
Image Preparation
Choose an Image Format for the Next Job
The smallest file is not always the right file. A logo with transparent edges, a photograph and a scanned signature can need…
Image Preparation
Create a Circular Profile Image With Real Transparency
A circle shown inside a square preview can be a genuine transparent mask or just a white background pretending to be one.…
Image Preparation
Make Rounded Image Corners With Transparent Pixels
Rounded corners in a file are different from rounded corners applied by webpage CSS. A file mask removes the corner pixels into…