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Dimensions of video

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Measurement in pixels; common HD dimension: 1920x1280 (1920 wide x 1280 high).

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Disk Cache

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Location of cached files. Temporary files stored on a computer's hard drive to enhance efficiency. Video frames in the disk cache show a blue bar in the Timeline panel.

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Downsampling

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Reducing the sampling size or bitrate of a video to decrease file size or speed up previews.

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Duration

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The length of a video or project.

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Easing: An animation principle known as slow in and slow out, where an animation accelerates and/or decelerates over time for realistic movement.

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An animation principle known as slow in and slow out, where an animation accelerates and/or decelerates over time for realistic movement.

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Editing involves removing unwanted video segments from a raw source and splicing them to create a cohesive whole. It also includes changes to motion graphics and effects, and is part of post-production.

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The process of removing unwanted pieces of video from a raw source and splicing them together with other edited pieces to make a cohesive whole. Editing can also include making changes to motion graphics and adding effects. Editing is part of post-production.

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Effects & Presets Panel

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A panel in After Effects with video, audio, and animation effects for layers in the Timeline and Composition panels.

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Effects Controls Panel

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A panel in After Effects to change parameters on effects applied to a layer.

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Emphasis/Focal Point

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The area of an image that draws a viewer's attention.

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Exaggeration

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An animation principle that amplifies character, movement, or situation qualities, e.g., a small body with a large head that stumbles.