Video and audio conversion
Short answer
Converting video and audio between formats.
8 articles
- Start hereGuide
PNG vs JPEG vs WebP: picking the right image format
A short, practical guide to PNG, JPEG and WebP, which cover almost every creator use case, and the one mistake that makes image files ten times too big.
- Start hereGuide
Video to GIF: Convert MP4 and Stay Under Size Limits
Turn an MP4 into a GIF in your browser, then pick the width, frame rate and length that fit X, GIPHY and Discord limits. Measured file sizes included.
- Fix
Blurry video after converting? Why and how to keep it sharp
A converted video looks blurry when conversion lowered resolution or bitrate, scaled it, or stacked another lossy re-encode.
- How-to
Publish an animated GIF as a video post
Most platforms will not take a GIF through the video uploader. Convert the GIF to MP4 to publish it as a video post and get a much smaller file as well.
- Fix
No sound after converting a video: why audio disappears
Why a converted video has no audio: a dropped stream, a codec the container does not allow, or a silent source. Check with ffprobe and re-convert with ffmpeg.
- How-to
Prepare a WebM recording for social upload
Browser recorders and OBS often produce WebM. YouTube accepts it; most other platforms do not, so the same file uploads in one place and fails in another.
- Comparison
Lossless vs Lossy WebP: Real Photo Test
Lossless vs lossy WebP measured on one NASA photo, including pixel-identical RGB hashes, file sizes, SSIM, limitations and practical choices.
- Comparison
WebP vs JPEG: Measured at Equal SSIM
WebP vs JPEG on a NASA public-domain photo, with four-point SSIM sweeps, approximate equal-quality bytes, source identity and honest caveats.