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 |
[00:00:01] Hello world [00:00:04] This is a test You can write a simple Python script:
Use Notepad (Windows), TextEdit (Mac), or any plain text editor.
1 00:00:01,000 --> 00:00:04,000 Hello, and welcome to this video. 2 00:00:04,500 --> 00:00:07,000 Today, we'll learn how to convert text to subtitles. If you have a small TXT file or just a few lines, manually creating the SRT is straightforward. how to convert txt to srt file
Now you're ready to turn any text transcript into fully synchronized video subtitles.
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.
srt_output = [] counter = 1
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
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.
Here’s a clear, step-by-step write-up on converting a plain text (TXT) file into a subtitle (SRT) file. If you have a transcript or dialogue in a plain text file and want to use it as subtitles for a video, you’ll need to convert it to the SRT format . SRT (SubRip Text) is one of the most widely supported subtitle formats. While TXT files contain only raw text, SRT files also include timing and sequence numbering . Below is a complete guide to converting TXT
A standard SRT file looks like this:
import re with open('input.txt', 'r') as f: lines = f.readlines()