Blog
Insights, tutorials, and updates from the RenderIO team
FFmpeg Scale Video: Resize to 4K, 1080p, 720p + API
How to ffmpeg scale video: syntax, aspect ratio tricks, platform presets for TikTok/YouTube, letterboxing, and batch scaling via API.
April 8, 2026 · RenderIO
FFmpeg Concat Guide: Demuxer, Filter, Protocol and API
A complete reference for FFmpeg concat: when to use the demuxer, filter, or protocol, how to fix common errors, and how to run concat at scale via API.
April 7, 2026 · RenderIO
FFmpeg Options and Flags: A Practical Reference
Every FFmpeg option worth knowing, organized by category with syntax and real examples. Global, input, output, codec, filter, and format flags.
April 2, 2026 · RenderIO
FFmpeg Resize Video — Copy-Paste Commands for Every Platform
Ready-to-use FFmpeg commands to resize video for TikTok, Instagram, YouTube, and more. Scale, crop, pad filters with aspect-ratio-safe presets and batch scripts.
April 1, 2026 · RenderIO
FFmpeg Formats: Containers, Codecs & File Types
A developer reference for FFmpeg formats, containers, and codecs. Which format to use, when, and why. Includes tables, code, and a decision guide.
March 30, 2026 · RenderIO
Best Rendi Alternative for FFmpeg API (2026)
Rendi vs RenderIO compared. Pricing at every volume, feature differences, migration guide, and when each API makes sense.
March 27, 2026 · RenderIO