Subtitles codecs

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Subtitles Status
Subtitle Name Extension Subtitle Type Character Encoding Line Break Text Styling Metadata Info Timings Timing Precision VLC media player Support
AQTitle *.aqt Text-based None Yes No No Framings Dependent on Frame Yes (0.9.0 and over)
Blu-Ray N/A Image-based N/A N/A N/A No Elapsed Time Unknown Yes (1.1.0 and over)
CVD subtitles *.cvd Image-based N/A N/A N/A No Elapsed Time Unknown Yes
DKS *.dks Text-based None Yes No No Elapsed Time Unknown Yes (0.9.0 and over)
DVB subtitles N/A (in DVB streams) Image-based N/A N/A N/A No Elapsed Time Unknown Yes
DVD subtitles N/A Image-based Unknown Unknown Unknown Unknown Unknown Unknown Unknown
JACOsub *.jss Text-based None Yes Yes No Elapsed Time 10 Milliseconds (1/100th sec) Yes (0.9.0 and over), no styles
Kate N/A (inside OGG) Text-based None Yes Yes No Unknown Unknown Yes (0.9.0 and over), no styles
MicroDVD *.sub Text-based None Yes No No Framings Dependent on Frames Yes
MPEG-4 Timed Text .ttxt XML Unknown Unknown Yes No Elapsed Time 1 Millisecond Yes
MPL2 *.mpl/.txt Text-based None Yes No No Sequential Time 100 Milliseconds (1/10th sec) Yes, no italic
MPSub *.sub Text-based None Yes No Yes Sequential Time 10 Milliseconds (1/100th sec) Yes (0.9.0 and over)
OggWrit N/A (inside Oggs) Text-based None No Yes Yes Sequential Granules Dependent on Bitstream untested ???- Not specified yet.
Phoenix Subtitle *.pjs Text-based None No No No Framings Dependent on Frames Yes (0.9.0 and over)
PowerDivX .psb Text-based None No No No Elapsed Time 1 Second Yes (0.9.0 and over)
RealText / SMIL *.rt HTML-based Unicode (UTF-8) Yes Yes (SMIL) No Elapsed Time 10 Milliseconds (1/100th sec) Yes (0.9.0 and over)
SAMI *.smi HTML-based Unicode (Windows-1252) Yes Yes (CSS) Yes Framings Dependent on Frames Yes
Structured Subtitle Format .ssf XML None No Yes Yes Elapsed Time 1 Millisecond No
SubRip *.srt Text-based Informally Unicode Yes No No Elapsed Time 1 Millisecond (1/1000th sec) Yes
SubStation Alpha *.ssa/.ass Text-based None No Yes Yes Elapsed Time 10 Milliseconds (1/100th sec) Yes, 0.9.0 and over
SubViewer *.sub Text-based None Yes No Yes Elapsed Time 10 Milliseconds (1/100th sec) Yes
SVCD subtitles *.svcd Image-based N/A N/A N/A No Elapsed Time Unknown Yes
Teletext Unknown Text-based Unknown Unknown Unknown Unknown Unknown Unknown Yes
Universal Subtitle *.usf XML Unicode (UTF-8) No Yes (XML DTD) No Elapsed Time 1 Millisecond (1/1000th sec) Yes, 0.9.0 and over
VobSub *.sub, *.idx Image-based N/A N/A N/A N/A Elapsed Time 1 Millisecond (1/1000th sec) Yes
VPlayer *.txt Text-based None Yes No No Framing or Time 10 Milliseconds (1/100th sec) Yes
XSUB (DivX subtitles) N/A (embedded in .divx) Image-based N/A N/A N/A No Elapsed Time 1 Millisecond Yes (1.1.0 and over)