frei0r

Frei0r is a minimalistic plugin API for video effects. The main emphasis is on simplicity for an API that rounds up the most common video effects into simple filters, sources and mixers that can be controlled by parameters. Thanks to the frei0r collection more than a 100 effects can be shared by any application, avoiding duplicate efforts.

Tags artistic-software graphics graphics-conversion conversion video
License GNU GPL
State mature

Homepage Download

Recent Releases

04 Aug 2023 15:02 major feature:
1.8.027 Mar 2022 21:22 minor bugfix: Consolidated opencv4 support by @kwizart in #101 spelling fixes by @umlaeute in #98 Fix build warning in 64 bit Windows by @gbendy in #107 using the void keyword in function declaration by @mypopydev in #104 Add FX aech0r . Aim to simulate an analog video echo. by @d-j-a-y in #73 Fix build for opencv4 by @mingwandroid in #112 Support MSYS2/mingw-w64 by @mingwandroid in #113 Fill uninitialized gaps between grid images by @bmatherly in #118 Avoid destructing alpha channel. by @andre-caldas in #119 pixeliz0r: Limit the blocksize to a minimum of 1 pixel by @rrrapha in #120 edgeglow: Fix hsl to rgb conversion by @rrrapha in #121
1.7.006 Dec 2019 16:33 minor bugfix: This release includes three new filters, code cleanups and several bugfixes improving stability of existing plugins. New filters (3): normaliz0r, elastic_scale, premultiply. Updated (47): alpha0ps, baltan, bgsubtractor, bluescreen0r, blur, c0rners, cairogradient, cairoimagegrid, cartoon, cluster, coloradj, colorhalftone, curves, d90stairsteppingfix, defish0r, delay0r, edgeglow, emboss, facebl0r, facedetect, levels, lightgraffiti, measure, ndvi, nervous, nosync0r, primaries, rgbnoice, rgbsplit0r, scanline0r, select0r, sopsat, spillsupress, three_point_balance, timeout, tutorial, vertigo, vignette, water, alphaatop, alphain, alphaout, alphaover, alphaxor, cairoaffineblend, cairoblend, xfade0r
1.6.131 May 2017 05:59 minor bugfix: Minor fixes to the build system. Version correctly updated.
1.625 Mar 2017 08:39 minor feature: This release contains new filters and some bugfixes to parameters and building environment, documentation is updated accordingly. New filters (3): bgsubtract0r, glitch0r, rgbsplit0r Updated (2): Distort0r now mode and velocity, Curves has improved precision.
1.502 Apr 2016 00:50 major bugfix: This release fixes several major bugs in existing plugins and adds one new filter: NDVI (Normalized Difference Vegetation Index).