Subtitle and Media Contents file formats, and Codec
Subtitle
External
MPEG-4 Timed text
SAMI
SubRip
SubViewer
Micro DVD
SubStation Alpha
Advanced SubStation Alpha
Powerdivx
Internal
Xsub
SubStation Alpha
Advanced SubStation Alpha
SubRip
MPEG-4 Timed text
Name
Name
File Extension
.ttxt
.smi
.srt
.sub
.sub or .txt
.ssa
.ass
.psb
Container
AVI
MKV
MKV
MKV
MP4