# cli
6 articles
FFmpeg Social Media Video: 9:16 for Reels, Shorts & TikTok
Convert any video to 9:16 vertical format for Instagram Reels, YouTube Shorts, TikTok, and X with FFmpeg. Covers crop, pad, blur background, text overlays, subtitles, and batch processing.
Mar 29, 2026 · 15 minFFmpeg Audio Normalization: The Complete loudnorm Guide
Learn how to normalize audio with FFmpeg's loudnorm filter. Covers single-pass and two-pass EBU R128 normalization, platform-specific LUFS targets, batch processing with ffmpeg-normalize, and more.
Mar 29, 2026 · 10 minFFmpeg HDR to SDR: Tonemapping Guide That Actually Works
Convert HDR video to SDR with FFmpeg using zscale+tonemap or libplacebo. Covers hable, reinhard, mobius algorithms, GPU acceleration, Dolby Vision, and common fixes for washed-out colors.
Mar 29, 2026 · 17 minMultiple Claude Code Instances: Context & Rate Limits
Each Claude Code instance gets its own full 1M context window — nothing is shared. The real constraint is rate limits, pooled across all sessions on your account.
Mar 23, 2026 · updated Mar 26, 2026 · 10 minClaude Code Commands Cheat Sheet — Full Reference
Every Claude Code slash command, CLI flag, and keyboard shortcut organized by real-world usage frequency. 50+ commands covered with official documentation as the sole source.
Mar 11, 2026 · updated Mar 23, 2026 · 23 minFFmpeg Commands: A Practical Guide from Basics to Advanced
A practical FFmpeg command reference with copy-paste examples. Covers video conversion, compression, trimming, merging, GIF creation, audio extraction, watermarks, subtitles, and noise reduction.
Jul 19, 2024 · updated Mar 29, 2026 · 16 min