视频合成软件：Natron

Natron 是一个开源的视频合成软件，功能与 Adobe After Effects 或者 Nuke 类似。跨平台支持。

• 32 bits floating point linear colour processing pipeline.
• Colorspace management handled by the famous open-source OpenColorIO library.
• Dozens of file formats supported: EXR, DPX,TIFF, JPG, PNG…thanks to OpenImageIO.
• Support for many free and open-source OpenFX plugins:

• TuttleOFX : A suite of about 80 plug-ins made by a french studio named Mikros image.
• OpenFX-IO to read anything else than standard 8-bits images (bundled with pre-compiled

versions of Natron.

• OpenFX-Misc : A set of basic nodes, such as Transform, chroma keyer, etc… (bundled with

the pre-compiled versions of Natron.

• OpenFX-Yadif deinterlacer : An open-source efficient de-interlacer.
• OpenFX-Vegas SDK samples 
• OpenFX samples (in the Support and Examples directories)

项目主页：http://www.open-open.com/lib/view/home/1402145810947