ttconv 1.1.0 adds support for document filters

ttconv 1.1.0 adds support for document filters. Subtitle and caption files can now be modified to meet a delivery spec before being converted.

https://github.com/sandflow/ttconv/releases/tag/1.1.0

Thanks to Nicolas Gaullier for their contribution to the effort!

#ttconv is a pure Python library and command line that converts between common subtitle and captions formats.

#ttml #imsc #srt #vtt #subtitles #captions