Not every subtitle codec can be used for every video container format! Then you have to use option '-sub_charenc' to define the right coding format or code page of subtitle file.įorce to set subtitle codec ('copy' to copy stream) Invalid UTF-8 in decoded subtitles text maybe missing -sub_charenc option If you try to import ANSI subtitle files with a newer version of FFmpeg without using of '-sub_charenc' you can get an error message like: The subtitle code page will not be converted if you use -c:s copy! When you set the subtitle encoding, don't forget to also set a subtitle codec (see below). ] is not mandatory, but whenever used, it must be placed right before the reference of the subtitle to be processed with that encoding.

If you want to import and encode a subtitle plaintext file (Windows/ANSI) which contains special characters of some languages (like French, German, Italian, Spanish and so on) this option is needed for subtitle encoding conversion from Windows/ANSI to UTF-8. Set input text subtitles character encoding conversion

Set Subtitles Character Encoding Conversion Edit Or may be rendered permanently (aka 'burned') into the video itself.Įncoding Subtitles to an Output Stream Edit ffmpeg -i 'INPUT' ] -i ' SUBTITLE_INPUT' Subtitles may be included in an encoded video file as a parallel stream, Will search through vts.vob for all streams until it has read 50 MB of data or 100 seconds of video, whichever comes first. For example:įfmpeg -probesize 50M -analyzeduration 100M -i vts.vob Note that both of these options must appear on the command line before the specification of the input via -i. Which will cause ffmpeg to search until the first of those limits is reached. To coerce ffmpeg to search further for the subtitle stream, use options: Which only searches a short distance into the input file. Thus, the subtitle stream may not be detected and listed by: Note that a subtitle stream need not be present for the entirety of the video and may first appear only when the first subtitled dialogue occurs. In the latter case, the subtitles are typically stored not as text but as bitmaps that are overlayed on the video and may be referred to as 'VOBSUBs' for DVDs or 'PGS' for Bluray. srt extension) or from a dedicated stream within the video file. Subtitles may come either from a separate text file (typically with a.

Ffmpeg mp4 to editable format