Once installed, set the computer’s screen resolution to 1024 x 768, view the media full screen, and capture the preview images. To quickly generate preview images, a screen capture application is helpful. Images in the 4:3 aspect ratio display centered with black borders on the sides. Setting the JPG quality to 75% results in the sizes below for a piece of media named Media1.jpg: These images should be highly compressed JPGs to minimize download time. Video content must include an image for both the thumbnail and the full screen preview. To support thumbnails, each piece of media in the system (including an image file) must be packaged with a thumbnail. For videos, the full-screen preview image displays until the user starts the video. When the thumbnail image is selected, the full page HTML, PDF, or image displays. These smaller images are also generated before loading into the system in order to maximize the performance of the application. When users view a list of media, small thumbnail images display. Packaging Thumbnails and Full-Screen Images To share assets across multiple key messages, see Using Shared Resources. CLM creates a folder called and unzips the contents of the zip into that folder. pptx, poster.png, and thumb.pngįolders should not be inside the zip file for non-HTML content.
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