Bug 178410 - TextTrack.removeCue() fails to remove caption displayed in Picture-in-Picture mode
Summary: TextTrack.removeCue() fails to remove caption displayed in Picture-in-Picture...
Status: NEW
Alias: None
Product: WebKit
Classification: Unclassified
Component: Media (show other bugs)
Version: Safari Technology Preview
Hardware: Mac macOS 10.12.4
: P2 Normal
Assignee: Nobody
URL:
Keywords: InRadar
Depends on:
Blocks:
 
Reported: 2017-10-17 14:56 PDT by adam_marcus
Modified: 2023-09-20 09:42 PDT (History)
5 users (show)

See Also:

Attachments
Code demonstrating bug (636 bytes, text/html)
2017-10-17 14:56 PDT, adam_marcus 		no flags Details
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Description adam_marcus 2017-10-17 14:56:06 PDT 
Created attachment 324063 [details]
Code demonstrating bug

TextTrack.removeCue() fails to remove caption displayed in Picture in Picture mode

Steps to Reproduce:
1. Open Safari
2. Open bug.html (attached)
3. Enter Picture in Picture mode

Expected Results:
Video should show blinking caption as periodically added and removed

Observed Results:
Caption does not blink when displayed in Picture in Picture mode
Comment 1 Radar WebKit Bug Importer 2017-10-18 17:12:02 PDT 
<rdar://problem/35064535>
Comment 2 Ahmad Saleem 2023-09-20 09:42:26 PDT 
I am able to reproduce this bug in Safari Technology Preview 178 using attached test case:

Test Case: https://jsfiddle.net/h1jpyerx/show

Caption does not blink in PiP mode, while it does in Chrome Canary 119.