Command-line tool to extract frames from equirectangular (360) images and video.
Convert this
into this
example.webm
WARNING This is alpha software and not ready for you to use. It will change.
You need to install https://ffmpeg.org/ and ensure that the ffmpeg and ffprobe binaries are on your $PATH.
brew install ffmpegHere are some examples of things you can do with this software:
- Create a 5 second 30 FPS video from a 360 image
RUST_LOG=debug cargo run -- extract examples/example.jpg --frame-count 300 --j 8
RUST_LOG=debug cargo run -- encode --length 5 --fps 30 --scale 0.125- https://blog.nitishmutha.com/equirectangular/360degree/2017/06/12/How-to-project-Equirectangular-image-to-rectilinear-view.html
- https://github.com/NitishMutha/equirectangular-toolbox/blob/master/nfov.py
- https://mathworld.wolfram.com/GnomonicProjection.html
- https://ffmpeg.org/ffmpeg-filters.html#v360
- https://ffmpeg.org/ffmpeg-filters.html#zoompan
- https://trac.ffmpeg.org/wiki/Encode/H.264
- https://superuser.com/questions/1112617/ffmpeg-smooth-zoompan-with-no-jiggle/1112680#1112680
- https://superuser.com/questions/1127615/ffmpeg-zoompan-filter-examples
- https://trac.ffmpeg.org/wiki/ChangingFrameRate
- https://blog.programster.org/ffmpeg-create-smooth-videos-with-frame-interpolation
- https://stackoverflow.com/questions/22547253/how-do-i-reduce-frames-with-blending-in-ffmpeg
- https://superuser.com/questions/564402/explanation-of-x264-tune
- List of useful example commands https://github.com/Fescron/ubuntu/blob/master/2-timelapse-ffmpeg.md#2---timelapse-to-video-with-ffmpeg
- Another list https://gist.github.com/jkalucki/c81f8fe17599a8c9cd51b565d7dc27eb