How To Convert Txt To Srt File [2025]

Below is a complete guide to converting TXT to SRT, from manual editing to automated tools. | Feature | TXT | SRT | |---------|-----|-----| | Content | Just plain text | Text + timestamps + subtitle index | | Timing | No time information | Start and end times for each subtitle | | Use case | Notes, transcripts | Video subtitles, captions |

A standard SRT file looks like this:

import re with open('input.txt', 'r') as f: lines = f.readlines() how to convert txt to srt file

Use Notepad (Windows), TextEdit (Mac), or any plain text editor.

Once your SRT file is ready, rename it to match your video file (e.g., video.mp4 and video.srt ) – most players will load it automatically. Or you can embed it using video editing software like DaVinci Resolve or HandBrake. Below is a complete guide to converting TXT

1 00:00:01,000 --> 00:00:04,000 This is the first subtitle. 2 00:00:04,500 --> 00:00:07,200 And here's the second one.

for line in lines: match = re.match(r'[(\d2:\d2:\d2)]\s*(.+)', line) if match: time_str, text = match.groups() # Simple conversion: assume each subtitle lasts 3 seconds start = time_str h, m, s = map(int, start.split(':')) end_seconds = h 3600 + m 60 + s + 3 end = f"end_seconds//3600:02:(end_seconds%3600)//60:02:end_seconds%60:02" srt_output.append(f"counter\nstart,000 --> end,000\ntext\n") counter += 1 Or you can embed it using video editing

srt_output = [] counter = 1