closed captions not showing as available on mpeg2/h262 video

[Andre-JFerreira]

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ExoPlayer Version

2.18.0

Devices that reproduce the issue

Multiple android tv boxes (both ATV and AOSP)

Devices that do not reproduce the issue

None

Reproducible in the demo app?

Yes

Reproduction steps

Create and entry on the media.exolist.json file for the .ts file used for testing and play it.

Expected result

we should see the available closed captions as options

Actual result

no closed captions are available to choose from

Media

here is a .ts file that you can download where you can reproduce the issue

https://mega.nz/file/5bhGXYCQ#Ev73H9pQgScTPgOSW9kGgRn4j2ksyhiGwmEAu28T4QU

Bug Report

• [X] You will email the zip file produced by adb bugreport to [email protected] after filing this issue.