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Creating a Live Video Bulletin In Cablecast CG

January 12, 2021

Overview

CablecastCG allows you to create Dynamic Bulletins that display a live network video stream. This is a great way to add localized, real-time content to your CG bulletin board that reflects your community.

Common use cases include:

  • A live camera view of a town square or park

  • A traffic or weather camera

  • A live feed from a community event

CablecastCG supports the following streaming formats:

  • HLS

  • RTP

  • RTSP

  • RTMP

First, navigate to the zone in Cablecast CG where you want to add the bulletin.

  • From the Cablecast Main Menu, select Cablecast CG.

Cablecast main menu showing Channel 15 schedule with three video server programs and system status indicators at the top. A red arrow points to the Cablecast CG menu item on the left side.
  • Navigate to the desired zone.

A Note About Zones

If you’re unfamiliar with working with zones in CablecastCG, refer to the Zones section of our training video on Cablecast CG for an overview.

Once you are in the correct zone, click New Bulletin.

Main menu showing tiles for New Bulletin, Bulletins, Templates, and Media, with the New Bulletin tile highlighted.

Select Dynamic as the bulletin type, then choose Live Video.

New Bulletin template selection screen with Dynamic category selected and the Live Video template highlighted.

Creating A Live Video Bulletin

In the Dynamic section of the Live Video Bulletin, enter the URL of the live stream you want to display. The stream may be in HLS, RTP, RTSP, or RTMP format.

Live Video bulletin setup screen showing a preview area, background image selection, and a stream URL field under Dynamic settings.

Next, configure the bulletin schedule.

For most use cases, it’s recommended to set the bulletin to Always Active so it continuously rotates with your other bulletins.

If the stream is time-sensitive (for example, a seasonal display or limited-time event), you can set a start and end date just like any other bulletin.

Schedule settings screen for a live video bulletin showing always-active status, daily availability checkboxes, and start/end time fields.

Extras and Display Options

The Extras section allows you to customize how the Live Video Bulletin behaves.

Extras tab for a live video bulletin showing display settings, with dwell time set to 20 seconds highlighted.

Dwell Time

By default, CablecastCG uses a 10-second dwell time for bulletins. If you want the live video to remain on screen longer:

  1. Set Let the system decide the dwell time to No

  2. Enter a custom dwell duration

Alert Bulletin Option

You can also configure the Live Video Bulletin as an Alert Bulletin.

When enabled, an Alert Bulletin:

  • Overrides all other bulletins in the zone

  • Displays only this bulletin for the scheduled duration

This is useful for live events where continuous coverage is desired, such as a parade, concert, or special community gathering.

After setting Is this an alert to Yes, schedule the start and end times for the event. The Live Video Bulletin will display exclusively for that period.

Extras tab for a live video bulletin with display settings shown, highlighting the “Is this an alert?” option set to Yes.

Publishing the Bulletin

Once all settings are configured, click Publish to add the Live Video Bulletin to the zone.

Your live video stream will now appear as part of your CG bulletin board, adding dynamic, real-time content to your channel.