VapourSynth | Video processing and unsolicited code criticism Many of you VapourSynth and Avisynth users are probably familiar with FFMS2, the reasonably useful source plugin that can open almost everything and fairly often seeks properly Or at least it used to seek fairly well back when it was released 17 years ago
Installing and Compiling — VapourSynth R74 documentation Installing and Compiling General Installation The recommended way to install VapourSynth is through pip There are currently binary wheels available for Windows, Linux, and OSX Install Python 3 12 or later Run pip install vapoursynth Run vapoursynth config (Windows only) Update the Visual Studio 2015-2026 Redistributable if told to Optional on Windows: Run vapoursynth register-install to set
Welcome to VapourSynth’s documentation! — VapourSynth R74 documentation Python Reference VapourSynth Structure Grammar Slicing and Other Syntactic Sugar Function Arguments, Return Types and Property Type Deduction in Python Python Keywords as Filter Arguments Windows File Paths Output Raw Access to Frame Data Classes and Functions Constants Video Audio Sample Type Function Reference General Functions
Getting Started — VapourSynth R74 documentation Getting Started So you managed to install VapourSynth Now what? If you don’t know the basics of Python, you may want to check out a tutorial You can “play around” in the python interpreter if you want, but that’s not how most scripts are created Example Script It all starts with a vpy script
New Packaging and Install Methods in R74 | VapourSynth VapourSynth is split into two main components, the core library written in C++ and VSScript, a library that embeds Python and abstracts script evaluation which is very hard to get right
About - VapourSynth VapourSynth is an application for video manipulation Or a plugin Or a library It’s hard to tell because it has a core library written in C++ and a Python module to allow video scripts to be created It came to be when I started thinking about alternative designs for Avisynth and most of it was written over a 3 month period The software has been heavily inspired by Avisynth and aims to be
Supporting All Recent Python Versions! | VapourSynth There’s now an experimental version of VapourSynth that support Python 3 12 and later This means 3 13 and the 3 14 pre-release as well Windows binaries can be found here It’s safe to use and is apart from the better Python support identical to the R71 release If no major issues are found this will become the standard distribution method for the windows installer in future releases
Introduction — VapourSynth R74 documentation Introduction VapourSynth is an application for video manipulation Or a plugin Or a library It’s hard to tell because it has a core library written in C++ and a Python module to allow video scripts to be created It came to be when I started thinking about alternative designs for Avisynth and most of it was written over a 3 month period
R75 – Sanding of the R74 Edges and Plugin Manifests | VapourSynth R75 added manifests, these files are useful if your plugin consist of several support libraries (DLLs) because then VapourSynth can skip wasting time loading the unrelated DLLs When a manifest file is encountered in a subdirectory only the filenames listed will be loaded and and everything else skipped
Help and Chat | VapourSynth Help and Chat If you need help with VapourSynth or simply want to talk to other users there are a few options The most used forum is Doom9 and it also is the largest searchable repository of information You can also use the Github discussion feature for the VapourSynth project For chat there is the IRC channel #darkhold on Rizon