Networked VGA Grid User Guide
You are here: Capture > Channels > Preview a channel

Preview a channel

While configuring a channel in the Admin panel, you may want to open a live preview of the channel in another tab or browser window so you can see the changes as they are applied. Choose one of the following options to preview your channel:

You can also preview channels using the Epiphan Live control interface. See Networked VGA Grid User Guide You are here: Start here > Epiphan Live > Streaming, recording and monitoring using the Dashboard interface > Configuring Dashboard panels for visual confidence monitoringStreaming, recording and monitoring using the Dashboard interfaceUnderstanding the Dashboard interfaceConfiguring Dashboard panels for visual confidence monitoringMonitoring video and audio sourcesControlling streaming and recording using Epiphan LiveConfiguring Dashboard panels for visual confidence monitoringYou can customize each Dashboard panel to display a specific channel, or source. Epiphan Live allows you to configure up to 8 different panels for comprehensive live preview confidence monitoring of channels and sources. Note that when Dashboard panels are configured, other users idle on the Dashboard interface must refresh the page in their web browser to display the updated panels.The limit of 8 live preview panels applies across all other open instances of Epiphan Live (additional users may access Epiphan Live simultaneously from separate locations, for example, or an operator may accidentally open a duplicate Epiphan Live interface.)You can also display the following set of basic system information in your panels:CPU load (%).Quantity of streaming connections.The current streaming bandwidth (bitrate).Automatic file upload status (enabled or disabled). See File and recording transfer.Storage available on your Networked VGA Grid.To configure your Dashboard panels:Log in to Epiphan Live (see Accessing Epiphan Live).Click the drop down box under your desired panel (text says "None" if the panel is not yet configured), and select a channel, source or output from the dropdown menu. Control streaming and recording directly from the Dashboard panel! When a channel is applied to a Dashboard panel, streaming and recording control buttons appear under the panel.Click Save in the upper-right corner of the page to preserve your changes (if you don't save, then your panel configuration changes are lost when you refresh or navigate away from the Dashboard).You can navigate between 3 separate sets of Dashboard panels by clicking the circle icons above the first row of panels. You can also configure each panel set to display either 2 or 4 panels by clicking the 2x/4x icons above the upper-right Dashboard panel. for more information.

Preview a channel from the Info page

The system's Info page displays links for previewing your channel(s). This fast and simple method allows you to see link for all the streams in a single location.

To preview a channel from the Info page:

  1. Login to the Admin panel as admin. See Connect to the Admin panel.
  1. From the Admin panel, click Info from the Configuration menu option; the system information window opens .

  1. Scroll to the channel you want to preview.
  2. Click View; the corresponding channel is displayed in the window.

Preview a channel from the Status page

The channel's status page gives a wealth of information about the channel, including bit rate, frame size, a snapshot of the channel and links to preview the channel.

To preview a channel from the Status page:

  1. Login to the Admin panel as admin. See Connect to the Admin panel.
  1. Click the link for Channel you want to preview, the menu expands.
  2. Click Status; the channel's Status page opens.

  1. Scroll down to see the snapshot.
  2. Right-click the Live Broadcast link and select Open in a new Tab or Open in a new Window; a tab or window opens displaying a preview of the channel.

Preview all channels at once

Networked VGA Grid has a special preview mode that lets you see all configured channels at once.

The resulting web page can be very large. You may wish to be aware of your web browser's zoom hot keys. Many browsers will zoom out with Ctrl-- (control minus) and zoom in with Ctrl-= (control equals).

To preview all channels at the same time:

  1. Open a new browser window.
  2. Type the following string into the address bar of your web browser on your admin computer (ipaddress is the IP address of your Networked VGA Grid).

http://<ip address of Networked VGA Grid>/preview.cgi
For example:

  1. Press Enter, the preview web page appears displaying the content of all active channels.