DP Sizer Image Processing & Compression Research

Under Active Methodology Testing

DP Sizer conducts empirical testing on image decoding, downsampling quality, and messaging avatar presentation. Results are published only after thorough empirical verification across iOS, Android, and Desktop platforms.

Planned Research Projects

Testing Phase 1

WhatsApp Profile Picture Resolution & Downscaling Test

Analyzing visual clarity scores across source resolutions from 128×128 px up to 2048×2048 px on Retina and AMOLED smartphone displays.

Testing Phase 2

Server-Side Compression Degradation Analysis

Measuring peak signal-to-noise ratio (PSNR) and structural similarity (SSIM) metrics for uploaded avatars across messaging networks.

Testing Phase 3

Circular Mask Safe-Area Composition Test

Determining optimal subject positioning ratios to prevent corner cutoff in circular avatar overlays.

Testing Phase 4

JPG vs PNG vs WebP Palette Efficiency Test

Evaluating file size thresholds and compression artifacts for photographic vs vector brand logos.