Blog
Insights, tutorials, and updates from the RenderIO team
FFmpeg Online: Browser Tools vs API (Honest Comparison)
Can't install FFmpeg? Compare browser WASM tools, server-side converters, and APIs — real limits, speed benchmarks, and code examples.
March 31, 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 Remove Audio: Mute, Strip, or Replace Audio Tracks
How to remove audio from video with FFmpeg: mute with -an, strip specific streams, or swap the audio track. CLI commands and RenderIO API examples.
April 9, 2026 · RenderIO
FFmpeg Resize Video: Scale, Crop & Pad (CLI + API)
Resize video with FFmpeg using scale, crop, pad, and rotate filters. Platform presets for TikTok, Instagram, and YouTube. Batch scripts and API included.
April 1, 2026 · RenderIO
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 Speed Up Video: setpts, atempo + Time-Lapse Guide
Speed up or slow down video in FFmpeg with setpts and atempo. Covers audio sync, atempo chaining, time-lapse, slow motion, and batch processing via API.
April 10, 2026 · RenderIO