FFmpeg with Scala: real-time video
Run a generated RTSP feed through Scala and FFmpeg, add a timestamp, and play the local HLS output with a deadline and owned-process cleanup.
Kevin van Zonneveld
DevTips
Empower your development workflow with our curated collection of quick tips and practical tutorials. From file handling and image processing to API integration and open source tools, our dev tips cover a wide range of topics to enhance your coding skills and boost productivity. Whether you’re a beginner or an experienced developer, dive in to find efficient solutions for your projects.
File upload failed: find the cause before retrying
Diagnose a failed file upload with browser requests and server logs. Distinguish size limits, rejected files, CORS, and storage failures, then verify the fix.
Tim Koschützki
Extract audio on iOS & macOS with FFmpeg
Extract audio from video in Swift with FFmpeg on macOS and AVFoundation on iOS. Run complete M4A examples with safe file handling and export checks.
Kevin van Zonneveld
Scan files for viruses in .NET using open source
Scan staged files from .NET with ClamAV using bounded streams, cancellation, non-destructive scanning, and separate clean, infected, and error verdicts.
Kevin van Zonneveld
Java PDF processing with Ghost4J & Ghostscript
Render PDFs from Java using isolated Ghostscript processes and inspect font resources with PDFBox, replacing the obsolete Ghost4J setup.
Kevin van Zonneveld
