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  2. Headroom (photographic framing) - Wikipedia

    en.wikipedia.org/wiki/Headroom_(photographic...

    Headroom refers specifically to the distance between the top of the subject's head and the top of the frame, but the term is sometimes used instead of lead room, nose room or 'looking room' [1] to include the sense of space on both sides of the image. The amount of headroom that is considered aesthetically pleasing is a dynamic quantity; it ...

  3. Framing (visual arts) - Wikipedia

    en.wikipedia.org/wiki/Framing_(visual_arts)

    Framing: trees focus on the church of Weissenbach an der Triesting, Austria A framing view of the Uetersen Rosarium.. In visual arts and particularly cinematography, framing is the presentation of visual elements in an image, especially the placement of the subject in relation to other objects.

  4. Linguistic frame of reference - Wikipedia

    en.wikipedia.org/wiki/Linguistic_frame_of_reference

    Linguistic frame of reference is a frame of reference as it is expressed in a language. A frame of reference is a coordinate system used to identify the physical location of an object. In languages, different frames of reference can be used. They are: the relative frame of reference, the intrinsic frame of reference, and the absolute frame of ...

  5. Rule of thirds - Wikipedia

    en.wikipedia.org/wiki/Rule_of_thirds

    Analogous to this "Rule of thirds", (if I may be allowed so to call it) I have presumed to think that, in connecting or in breaking the various lines of a picture, it would likewise be a good rule to do it, in general, by a similar scheme of proportion; for example, in a design of landscape, to determine the sky at about two-thirds ; or else at ...

  6. Foreground detection - Wikipedia

    en.wikipedia.org/wiki/Foreground_detection

    Temporal average filter example. The temporal average filter is a method that was proposed at the Velastin. This system estimates the background model from the median of all pixels of a number of previous images. The system uses a buffer with the pixel values of the last frames to update the median for each image.

  7. Frame of reference - Wikipedia

    en.wikipedia.org/wiki/Frame_of_reference

    An observational frame of reference, often referred to as a physical frame of reference, a frame of reference, or simply a frame, is a physical concept related to an observer and the observer's state of motion. Here we adopt the view expressed by Kumar and Barve: an observational frame of reference is characterized only by its state of motion. [19]

  8. Layers (digital image editing) - Wikipedia

    en.wikipedia.org/wiki/Layers_(digital_image_editing)

    Layers were introduced in Western markets by Fauve Matisse (later Macromedia xRes), [2] [better source needed] and then available in Adobe Photoshop 3.0, in 1994, which lead to wide-spread adoption. In vector image editors that support animation, layers are used to further enable manipulation along a common timeline for the animation; in SVG ...

  9. Screen direction - Wikipedia

    en.wikipedia.org/wiki/Screen_direction

    As an example of screen direction in use, if an actor is shown in one shot walking from screen left to screen right and then is shown in the next shot to be moving in the opposite direction (screen right to screen left), the audience will assume that the actor has changed direction and is walking back to where he started (in the absence of ...