SubRip

SubRip is the native subtitle format of the SubRip program. It is one of the most used formats for subtitles. It may have the file extension .srt.

Specification

Subtitles are formatted as follows:

n

h1:m1:s1,d1 --> h2:m2:s2,d2

Line1

Line2

...

<blank line>

n = sequential number. This may also appear on the same line as start/stop times.
h1:m1:s1,d1 = start time
h2:m2:s1,d2 = stop time