Category
Technical Deep Dives
5 posts
- Technical Deep Dives··9 min read
The Difference Between Straight Alpha and Premultiplied Alpha (And Why It Matters)
A clear technical explanation of straight alpha vs premultiplied alpha — what each means, why premultiplied alpha causes the "black fringe" problem, and how to tell which one your tool produces.
- Technical Deep Dives··6 min read
Sky Replacement vs Background Removal: Which Does Your Photo Need?
Sky replacement and background removal sound similar but serve different purposes. Here's when to use each technique, how they work differently, and where a browser-based tool fits in.
- Technical Deep Dives··8 min read
Best Color Spaces for Product Photography (sRGB vs Display P3 vs Adobe RGB)
Which color space should you use for product photos going online? sRGB, Display P3, and Adobe RGB compared — with specific advice for e-commerce, print, and background removal.
- Technical Deep Dives··10 min read
How AI Background Removal Actually Works
What's really happening when an AI model removes a background — segmentation models, ONNX, WebGPU, and why running in the browser is better than a cloud API for privacy.
- Technical Deep Dives··8 min read
Why Your Transparent PNG Shows Black in Photoshop (And How to Fix It)
The premultiplied alpha problem explained: why most free background removers produce PNGs that show black in Photoshop, and what to look for in a tool that gets it right.