Compression Task Queue Design: Celery + Redis Async Processing
How to process compression tasks asynchronously? This article details Celery + Redis task queue design — task sharding,
Aug 11, 202612 min read
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AVIF Format Guide: The Next-Generation Image Compression Standard
What is AVIF? This article provides a complete guide to the AVIF image format — based on AV1 encoding, 50% smaller than
Aug 6, 202613 min read
How to Evaluate File Compression Tools: 7-Dimension Framework
A 7-dimension framework to structurally evaluate any compression tool: compression ratio, speed, quality retention, format support, security, usability, and licensing, with a scoring matrix and recommendations for personal, developer, and enterprise scenarios.
Aug 4, 202619 min read
Batch Compress 1000 Images with Python Pillow: Complete Guide
A complete tutorial on batch compressing images with Python Pillow, covering single-image compression, directory traversal, multithreading, EXIF preservation, and smart parameter selection, with full runnable code and quality parameter comparison tables.
Aug 3, 202618 min read
What Is OFD? China's National Document Standard Explained
A systematic guide to OFD, China's national fixed-layout document standard (GB/T 33190-2016). Compares OFD with PDF across format standards, file structure, and seal support, and explains OFD's XML+ZIP container architecture along with compression methods including image resampling and font subsetting.
Jul 31, 202615 min read
H.264 vs H.265 vs AV1: Video Codec Evolution and Selection Guide
30 years of video codec evolution from H.261 to AV1. Compare H.264, H.265, VP9, and AV1 on compression efficiency, licensing, and use cases with FFmpeg benchmarks.
Jul 30, 202611 min read
FFmpeg Video Compression: CRF vs CBR vs VBR Explained
Should you use CRF, CBR, or VBR for video compression? Learn the difference with FFmpeg examples, comparison charts, and recommended parameters for email, web, and archival.
Jul 29, 20269 min read1Why JPEG Quality 75 Is the Magic Number for Image Compression
How to compress an 80MB scanned PDF down to 8MB. Five core techniques explained with code: image resampling, format conversion, font subsetting, redundancy removal, and linearization.
Jul 28, 202613 min read
PDF Compression in 5 Steps: 80MB to 8MB Case Study
How to compress an 80MB scanned PDF down to 8MB. Five core techniques explained with code: image resampling, format conversion, font subsetting, redundancy removal, and linearization.
Jul 27, 202612 min read