DASH with subtitles enabled often not starting on some devices #3057
Description
Version
Media3 1.9.1
More version details
Seems to be caused by e8664db. We weren't able to reproduce on 8367e42 and before.
Devices that reproduce the issue
- CHANGHONG GIU5A40 (Android 10)
- CHANGHONG GIU6770 (Android 9)
Devices that do not reproduce the issue
- Pixel 9a (Android 16)
- Pixel 3a (Android 12)
- SEI Robotics Box R Lite 4K (Android 11)
Reproducible in the demo app?
Yes
Reproduction steps
- Set preferred text language to
cs - Play the attached media in the demo app
- If the playback starts, go back and play again (sometimes take 2 or 3 retries, sometimes 10)
Expected result
The media always starts
Actual result
Playback doesn't start at all or takes long time to start with video frozen first 10-20 seconds. When the issue happens, we always see lines like this in the log:
2026-02-05 10:10:38.842 2306-4515 RTK_WRAP_DEC_VE1 media.codec D [OMX] pVpu->bufferEmptySize 2270493 refill to 2283921
2026-02-05 10:10:38.849 2306-4515 RTK_WRAP_DEC_VE1 media.codec D [OMX] pVpu->bufferEmptySize 2283921 refill to 2286045
2026-02-05 10:10:38.856 2306-4515 RTK_WRAP_DEC_VE1 media.codec D [OMX] pVpu->bufferEmptySize 2286045 refill to 2286279
2026-02-05 10:10:38.857 2306-4515 RTK_WRAP_DEC_VE1 media.codec D [OMX] pVpu->bufferEmptySize 2286045 refill to 2286456
2026-02-05 10:10:38.857 2306-4515 RTK_WRAP_DEC_VE1 media.codec D [OMX] pVpu->bufferEmptySize 2286045 refill to 2300234
2026-02-05 10:10:38.863 2306-4515 RTK_WRAP_DEC_VE1 media.codec D [OMX] pVpu->bufferEmptySize 2300234 refill to 2302071
2026-02-05 10:10:38.871 2306-4515 RTK_WRAP_DEC_VE1 media.codec D [OMX] pVpu->bufferEmptySize 2302071 refill to 2302421
2026-02-05 10:10:38.871 2306-4515 RTK_WRAP_DEC_VE1 media.codec D [OMX] pVpu->bufferEmptySize 2302071 refill to 2306837
2026-02-05 10:10:38.878 2306-4515 RTK_WRAP_DEC_VE1 media.codec D [OMX] pVpu->bufferEmptySize 2306837 refill to 2323914
2026-02-05 10:10:38.886 2306-4515 RTK_WRAP_DEC_VE1 media.codec D [OMX] pVpu->bufferEmptySize 2323914 refill to 2327025
Media
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Bug Report
- You will email the zip file produced by
adb bugreportto android-media-github@google.com after filing this issue.