WebVtt captions display for HLS Live stream with 10s segments, but not for stream with 3.8s segments

[jrw95]

Version

Media3 main branch

More version details

Media3 1.1.1 / ExoPlayer 2.19.1

Devices that reproduce the issue

Pixel 6 Pro running Android 14
Samsung S20 running Android 12

Devices that do not reproduce the issue

No response

Reproducible in the demo app?

Yes

Reproduction steps

1. Add the media URLs (sent to the dev email) to the media.exolist.json. Media URLs are for streams with 10s and 3.8s streams
2. Build and launch the Media3 demo
3. Select the 10s segment stream, tap the CC button select English
4. Go back to content selection, select the 3.8s segment stream, tap the CC button, select English

Expected result

For both the 10s and 3.8s streams, captions are displayed during playback after being selected

Actual result

For the 10s stream, captions are displayed during playback after being selected.
For the 3.8s stream, captions are not displayed during playback after being selected.

Media

Media URLs and bugreport will be shared with the dev email.

Bug Report

• You will email the zip file produced by adb bugreport to [e-mail] after filing this issue.