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Four Thirds logo. The Four Thirds System is a standard created by Olympus and Eastman Kodak for digital single-lens reflex camera (DSLR) design and development. [1] Four Thirds refers to both the size of the image sensor (4/3") as well as the aspect ratio (4:3).
In animation, a smear frame is a frame used to simulate motion blur. Smear frames are used in between key frames. [1] This animation technique has been used since the 1940s. [1] Smear frames are used to stylistically visualize fast movement along a path of motion. [2] [3] [4]
Camera coverage, or coverage, is the amount and kind of footage shot used to capture a scene in filmmaking and video production. The film editor uses coverage in post-production to assemble the final cut .
In everyday digital cameras, the crop factor can range from around 1, called full frame (professional digital SLRs where the sensor size is similar to the 35 mm film), to 1.6 (consumer SLR), to 2 (Micro Four Thirds ILC), and to 6 (most compact cameras). So, a standard 50 mm lens for 35 mm film photography acts like a 50 mm standard "film" lens ...
A color spectrum image with an alpha channel that falls off to zero at its base, where it is blended with the background color.. In computer graphics, alpha compositing or alpha blending is the process of combining one image with a background to create the appearance of partial or full transparency. [1]
This technique is also referred to as color keying, color separation overlay (CSO; primarily by the BBC [3]), or by various terms for specific colour-related variants such as green screen or blue screen; chroma keying can be done with backgrounds of any color that are uniform and distinct, but green and blue backgrounds are more commonly used ...
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Sports and entertainment venues are provided with see-through and overlay content through tracked camera feeds for enhanced viewing by the audience. Examples include the yellow " first down " line seen in television broadcasts of American football games showing the line the offensive team must cross to receive a first down.