gaupol binary package in Ubuntu Xenial amd64

 Text-based subtitles are commonly used with DivX video. Gaupol supports
 multiple subtitle file formats and provides means of text corrections and time
 manipulations. Gaupol's user interface is designed with attention to batch
 processing of multiple documents and convenient translating.
 .
 Supported formats are:
   * Advanced Sub Station Alpha (.ssa)
   * MicroDVD (.sub)
   * MPL2 (.txt)
   * SubRip (.srt)
   * Sub Station Alpha (.ssa)
   * SubViewer2 (.sub)
   * TMPlayer (.txt)
 .
 VobSubs (image-based subtitles used in DVDs) are NOT supported.

Source package