Export Subtitles > Timed Text Formats > Imsc-Rosetta Timed Text (*.imscr)

The Imsc-Rosetta Timed Text export is developed to tightly follow the Imsc-Rosetta specifications. The following export options are available:

Language	Indicates the language in the subtitles file.
Video Start TimeCode	Video's Start Timecode will be saved in the metadata of the output .imscr file. Will be filled by automatically when the input format is EZT and EZTXML.
Programme Start TimeCode	Programme's start timecode will be saved in the metadata of the output .imscr file. Will be filled automatically if Programme Start TC is available in the input EBU STL, EBU-TT, EZT or EZTXML file.
Export Zero Subtitle	Zero Subtitle, if available in your project, will be exported in the output .imscr file.

Imsc-Rosetta supports wide array of features, styling options and effects applicable to Open and SDH Subtitles, Closed Captions and Japanese subtitling. The later include horizontal groups, ruby and bouten/emphasis annotations and vertically oriented subtitles. Full documentation of the supported features is available on their GitHub page.