Topic: image quality
5 posts
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JPEG Quality 80 Across Four Encoders: Measured
Quality 80 wrote files within 0.8% of each other in four JPEG encoders. The 2x spread came from the default nobody sets. Measured on four test images.
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Image Blurry After Resizing? I Measured Four Filters
Your image looks blurry after resizing because a 4x reduction drops 15 of every 16 pixels. I measured four filters, the browser canvas, and the real fix.
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How to Upscale a Pixelated Profile Picture
Two pixelated profile pictures, one free AI upscaler, real numbers: 280 px came back at 1120 px. Where the rescue works, and where it invents a new face.
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Enlarge a Low-Resolution Photo for Print Without Pixelation
Before you upscale a low-res photo for print, check its pixels against the size: at 300 PPI a 4x6 needs 1200x1800. Here's what a 2x AI pass can rescue.
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How to Fix a Blurry Telegram Profile Photo
Telegram stores your profile photo as small square copies and re-encodes them as JPEG. Fix the blurry avatar with a sharp, centered 1024 x 1024 square crop.