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The Control Area allows you to preview the item that is currently selected in the Workbench/Timeline (shown in the PREVIEW window) and it shows the final output signal (shown in the ON AIR window) sent to the Video output device. The Overlay buttons are shown depending on the playout status, once the mouse is over the Preview or On Air window. At the bottom of the Control Area, the relevant information about the Engine Buffer Status and the Channel Status is displayed.
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Preview: Shows the selected Video, Audio or GFX element. Click the “Play” button in the viewer to start the preview of the element, or to release the stop frame of a graphics element. Click the “Speaker” symbol to toggle the ability to preview the audio.
On Air: Shows the On Air signal including video and graphics and the relevant control buttons as overlays, in case the mouse is over the window. In the upper-right corner, there are two elements to control the Audio Bars and Timecode overlays shown on top of the On Air window, which allows you to turn the Audio Monitor on/off. If CC or OP-47 VANC data is inserted into the SDI signal, a corresponding label is shown.
Status: Shows the Just Out engine buffer level and the Channel status.
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🟢 Green: Good buffer status.
🟡 Yellow If the buffer status is below 50% it must recover to green in Green (🟢) on time, otherwise the Playout will staggermight not perform as expected.
🔴 Red: The engine's buffer is empty, and the output will drop frames or even stall completely.
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The Timeline shows all elements that are loaded in one of the available layers of the Channel, but also those elements that are already playing out. This includes the element names“Element” naming, the elapsed“Elapsed/remaining time Remaining Time” info, and the "Play" button. The visibility of the final output is defined from top to bottom.
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Layers: Depending on the configuration of the Channel you will see Audio, Event, FX- and Video-Layers. The names of the Layers may differ from the ones seen in the figure above, as they have been defined by your system administrator while setting up the Channels. Furthermore, your Channel might have more or fewer Layers than shown in this picture, or that specific Layers do not exist at all.
Elapsed Timecode: Displays the elapsed time for each actual playing element. If a Layer does not contain any elements, the timecode will display “00:00:00:00”.
Current Item Name: Displays the name of the current item in the specific Layer.
Poster Frame: Shows (if available) the poster frame of the current item in the particular Layer.
Current Time Indicator (CTI): Shows the current Playout position.
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Audio Element: Audio elements are represented by gray bars (or slices, depending on the Timeline scale). Audio items can only be placed on Audio Layers.
Graphic Element: Graphic elements are represented by gray bars (or slices, depending on the Timeline scale) with a gray triangle in case it has at least one stop frame in it. Only FX Layer compatible files can be placed on FX Layers.
Event Element: Event elements are represented by a yellow triangle. Event items can only be placed on Event Layers.
Simple FX Layer: In case a Simple Graphics (SFX) Channel Bug has been defined, it will be on air by default and can be turned off for each element going on air in the video track. If a Simple Graphics (SFX) Live Bug has been defined for a Channel using “Live Pass-Through by default”, the Live Bug will be on air by default and can be turned off for each element going on air in the video track. If “No In” or “Default Black” has been used for this Channel, the Live Bug will not be on air by default, but can be turned on for each element going on air in the video track.
Video Element: Video elements are represented by gray bars (or slices, depending on the Timeline scale) in the Video Layer. The bright blue part represents a finished action or loop.
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