Gapless Playback

Gapless Playback is supported in webOS from v4 R407, however it should be noted that gapless playback capabilities between Widgets will vary when:

Widgets are added to play in a sequence.

or
Widgets are added to different Layouts to play one after the other when either scheduled as separate Layouts or included as part of a Campaign.

Widgets set in Sequence

Widgets should be added after a Widget of the same type for best results:

HTML
HTML Package
Image
Local Video
Video
Video-In

However, there are still sequences where certain Widgets will show black frames as shown in the matrix below:

Sequence Matrix

Widgets	HTML	HTML Package	Image	Local Video	Video	Video-In
HTML	✅	✅	✅	✅	✅	✅
HTML Package	✅	✅	✅	✅	❌	✅
Image	✅	✅	✅	✅	✅	✅
Local Video	✅	✅	✅	❌	✅	❌
Video	✅	✅	✅	✅	✅	✅
Video-In	✅	❌	✅	✅	❌	❌

The 1st column represents the Widget that is currently playing. The rows represent the next Widget to play in sequence.

✅- Successful transition expected for the Widget type in sequence.

❌- Black frames expected for this Widget type in sequence.

Widgets added to Layouts

Different Widgets added to separate Layouts when scheduled to play one after the other or added to a Campaign will give best results if ordered to play after a Widget of the same Widget type.

There are still limitations to this which are detailed in the matrix below:

Layout Matrix

Widgets	HTML	HTML package	Image	Local Video	Video	Video-In
HTML	✅	✅	✅	❌	✅	❌
HTML Package	✅	✅	✅	❌	✅	❌
Image	✅	✅	❌	❌	✅	❌
Local Video	✅	❌	✅	❌	✅	✅
Video	✅	✅	✅	❌	✅	❌
Video-In	✅	✅	❌	❌	❌	❌

The first column represents the Widget in a Layout that is currently playing . The first row represents the next Widget to play in the next Layout.

✅- Successful transition expected for the Widget type to play next .

❌- Black frames expected for this Widget type to play next.