What can Subtitle Composer do?

• Open/Save Text Subtitle Formats
  • SubRip/SRT, WebVTT, MicroDVD, SSA/ASS, MPlayer, TMPlayer and YouTube captions
• OCR/Open Graphics Subtitle Formats
  • VobSub (.idx/.sub/.rar), BluRay/PGS (*.sup), formats supported by ffmpeg (DVD/Vob, DVB, XSUB, HDMV-PGS)
• Demux Graphics/Text Subtitle Stream from video file
  • SRT, SSA/ASS, MOV text, MicroDVD, Graphic formats supported by ffmpeg (DVD/Vob, DVB, XSUB, HDMV-PGS)
• Speech Recognition from audio/video file using PocketSphinx
• Smart Language/Text encoding detection
• Integrated Video Player with live subtitle preview, lots of supported formats (FFmpeg), audio stream selection
• Preview/editing of subtitles on Audio Waveform with audio stream selection
• Quick and easy subtitle sync:
  • Dragging several anchors/graftpoints and stretching timeline
  • Time shifting and scaling, lines duration re-calculation, framerate conversion, etc.
  • Joining and splitting of subtitle files
• Side-by-side subtitle translations/editing
• Text styles (italic, bold, underline, stroke, color), CSS classes and WebVTT voice tags
• Subtitle position/alignment editing and live preview
• Spell checking
• Detection of timing errors in subtitles
• JavaScript scripting support