You can use Preview to display your eCatalog using different eCatalog Viewer Presets. You can experiment with the different controls to turn pages, write sticky notes, and browse.
See Configuring Default Viewers.
See Previewing an asset.
To preview eCatalogs in the eCatalog Viewer
In the Asset Library panel on the left side, in the Show drop-down list, select a video-based asset type such as Video or Video Set.
In the Asset Library panel on the left side, navigate the Asset folders that contain videos that you want to preview with an eCatalog Viewer.
Do one of the following:
In the Viewer List window, in the table, click a viewer link to preview the asset in the selected viewer.
Close the displayed viewer to return to the Viewer List screen.
In the lower-right corner of the Viewer List window, click Close to return to the Assets screen.