[Release 8] OCT Text feature

ferishili commented 3 months ago

This PR fixes #271,

Description

In Opencast Paella Player there is a feature known as Transcriptions or Text search, by which user can look up for the text extracted from the segments and select the and navigate to specific segment of the video. The text extraction must be configured in Opencast in order for it to extract and to provide the texts, known as MPEG7 Texts. please have take a look at Opencast Documentation With this PR, the Paella Player Transcription feature is now possible to be provided also in ILIAS.

How it works

Configuration: (Plugin Configuration)

Settings > Player > Enable OCT Text feature: there is a new option unser settings > player, called "Enable OCT Text feature" with needs to be activated.
Publications > Add new > MPEG7 Catalog : A new publication usage is introduced to read the MPEG7 Catalog texts:
- Channel: engage-player
- Type: Metadata
- Flavor: mpeg-7/text
- Mediatype: text/xml
NOTE: in order for this feature to work both above mentioned configurations are required!

Paella Player

Open a video that has OCT Text already processed and provided.
Settings > Transcription: The transcription button is now under settings on the right hand side!

(Screenshot is from the Opencast Paella Player, therefore, the items placement and looks may vary from the ILIAS Paella player) Screenshot_GitHub

To test

ILIAS 8
Preferably Opencast 15
you would need Text extraction ready in Opencast
A video must have already been processed and finished with text extraction workflow operation.
This PR must be already patched and ready.
Configurations mentioned above!
Open that video in a Series Object Repository in ILIAS.
Navigate to the Transcription button in paella player.
Look for a text and navigate to differernt segment => video mus jump to that timepoint!
(Try all possible letter + CAPITAL, normal letters etc.)

tscheere commented 3 months ago

We tested this and it works.

ILIAS version: (v8.12 2024-05-28) PHP version: [PHP 7.4.33] Plugin version: [8.0.3] Opencast version [15.5.0] Browser: [chrome]

ferishili commented 3 months ago

Thank you @tscheere, @dagraf what would be the next step?

dagraf commented 3 months ago

@chfsx: Could you please review this PR?

I then would like to discuss how to proceed with the PRs that introduce the new features in our next community meeting.

ferishili commented 3 months ago

Hi @chfsx, An issue with keyboard shortcuts has been found for this PR. Please wait for the fix. I am going to take care of it right away. Thanks

UPDATE: The fix is there, please proceed

ferishili commented 2 months ago

This PR is successfully tested according to: https://github.com/opencast-ilias/OpenCast/pull/290#issuecomment-2173309714

@tscheere would you please test/confirm that the latest change request (keyboard shortcuts) is working fine?

tscheere commented 2 months ago

@ferishili yes, the issue with the keyboard shortcuts has been resolved and it works fine now. Thank you!

chfsx commented 2 months ago

Merged in v8.1.0

opencast-ilias / OpenCast