What is Reach?

REACH is a tool within Kaltura that allows you to caption, transcribe and translate your videos.

Requesting and Ordering Captions
  1. Select My Media from the User drop down menu and click on a media entry.
  2. Select Captions Requests from the Actions drop down menu.
Caption Requests

You can order your captions, select Machine and the Source Media Language (e.g. English)

Order Captions

After captions requests are  approved, the requests are sent automatically. Machine ASR generated captions have 70-80 percent accuracy. Machine captions turnaround time is usually 30 minutes and depends on the video duration.The captions will be  uploaded the media when completed.

Editing Captions
  1. Go to My Media and select a media entry with captions.
  2. Select Captions Requests from the Actions drop-down menu.

The Captions Request table is displayed with all existing caption requests.

The Edit icon is displayed for all captions that are Completed.

Click on the Edit icon to open the Editor. The Editor is displayed.

Editor Options

Editor Options

The following options are available:

Change Caption File - If there is more than one caption file for the entry, select a different caption file from the Captions drop-down menu.



Edit the timestamp of each line Click on the  timestamp in the editor and modify the time. If there is overlapping  time, the system highlights the overlapping time.



Search  Enter a search term. The results are highlighted in each caption line.



Search and replace text Enter the search term, enter the replacement term and click Replace.



Add speaker ID - Select rows and add the speaker ID in the Add Speaker to selected items.



The speaker ID is added in [] in the beginning of each line. In this  example Ron was added as the speaker for the selected lines.



Auto scroll text  Check Auto scroll to auto scroll the text when playing the media.



When playing the player - the current line is highlighted in the captions file.

Find frame for text - When clicking on a caption line the player jumps to the correct frame for the selected text.

Fast forward seek backward.



Add a Caption Line - Hover over the caption line to display editing options.

  • Plus Sign
  • Trash icon - Click to remove the caption line



  • Click the Plus sign to add a new caption line. The line is duplicated and may be edited.
  • Click the line you want to modify. You can modify the original line or the copy.
  • Change the caption text. When you modify text, a countdown appears to indicate the amount of characters you have left.
  • Be certain to modify the time so that there is no overlap.


Revert changes  reverts to the last saved changes

Save  save the modified caption file.

The Revert & Save button is enabled only when modifying the captions file.

The Replace button is enabled only if the user modifies a value.

The transcript widget captions are replaced once the user choose different captions.


  • Player seek 5S backwards = Ctrl <-
  • Player seek 2S backwards = <-
  • Player seek to 0 = Home and in Mac Command <-
  • Player pause-play toggle = space
  • Player seek 5S forward = Ctrl ->
  • Player seek 2S forward = ->
Transcript Widget

The Transcript widget shows the captions during playback. In the  transcription playback mode, you can fast-forward or fast-rewind to  search for a particular point in the video.

To show the media transcript

  1. Open the media page.
  2. The transcript widget will be displayed by default.
  3. You can select to Show Transcript or Hide Transcript. The transcript for the video is displayed where it is available. You can play the video and follow the transcript. The text is highlighted as it is played in the video. You can search for a specific string in the transcript file. Enter the Search term in the Search field.
  1. Click on the Download icon to download the transcription file.
  2. Click on the Print icon to print the transcript file.
  3. Click Hide Transcript to shut the transcript display.