**STR** 1. Enable the pref `media.videocontrols.picture-in-picture.display-text-tracks.enabled` 2. Go to a video on Youtube and ensure captions are enabled 3. Open PiP 4. Switch to another tab and observe caption text in PiP window **Expected** Caption text should display without delay (this is more obvious when audio is playing) and **Actual** There seems to be a delay when displaying captions (this is more obvious when audio is playing). Sometimes the displayed caption seems to be "stuck" until you switch back to the original tab, which allows the captions to "catch-up" with what's shown the original video.
Bug 1755748 Comment 0 Edit History
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**STR** 1. Enable the pref `media.videocontrols.picture-in-picture.display-text-tracks.enabled` 2. Go to a video on Youtube and ensure captions are enabled 3. Open PiP 4. Switch to another tab and observe caption text in PiP window **Expected** Caption text should display without delay (this is more obvious when audio is playing) **Actual** There seems to be a delay when displaying captions (this is more obvious when audio is playing). Sometimes the displayed caption seems to be "stuck" until you switch back to the original tab, which allows the captions to "catch-up" with what's shown the original video.
**STR** 1. Enable the pref `media.videocontrols.picture-in-picture.display-text-tracks.enabled` 2. Go to a video on Youtube and ensure captions are enabled 3. Open PiP 4. Switch to another tab and observe caption text in PiP window **Expected** Caption text should display without delay (this is more obvious when audio is playing) in PiP window **Actual** There seems to be a delay when displaying captions (this is more obvious when audio is playing). Sometimes the displayed caption seems to be "stuck" until you switch back to the original tab, which allows the captions to "catch-up" with what's shown the original video.
**STR** 1. Enable the pref `media.videocontrols.picture-in-picture.display-text-tracks.enabled` 2. Go to a video on Youtube and ensure captions are enabled 3. Open PiP 4. Switch to another tab and observe caption text in PiP window **Expected** Caption text should display without delay (this is more obvious when audio is playing) in PiP window **Actual** There seems to be a delay when displaying captions (this is more obvious when audio is playing). Sometimes the displayed caption seems to be "stuck" until you switch back to the original tab, which allows the captions to "catch-up" with what's shown in the original video.
**STR** 1. Enable the pref `media.videocontrols.picture-in-picture.display-text-tracks.enabled` 2. Go to a video on Youtube and ensure captions are enabled 3. Open PiP 4. Switch to another tab and observe caption text in PiP window **Expected** Caption text should display without delay in PiP window **Actual** There seems to be a delay when displaying captions. Sometimes the displayed caption seems to be "stuck" until you switch back to the original tab, which allows the captions to "catch-up" with what's shown in the original video.
**STR** 1. Enable the pref `media.videocontrols.picture-in-picture.display-text-tracks.enabled` 2. Go to a video on Youtube and ensure captions are enabled 3. Open PiP 4. Switch to another tab and observe caption text in PiP window **Expected** Caption text should display without delay in PiP window **Actual** There seems to be a delay when displaying captions. This is more obvious when audio is playing. Sometimes the displayed caption seems to be "stuck" until you switch back to the original tab, which allows the captions to "catch-up" with what's shown in the original video.