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Visual Effects Society Handbook by Susan Zwerman, Susan Zwerman, Jeffrey A. Okun

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POST-PRODUCTION/IMAGE MANIPULATION

IMAGE COMPRESSION/FILE FORMATS FOR POST-PRODUCTION

Florian Kainz, Piotr Stanczyk

This section focuses on how digital images are stored. It discusses the basics of still-image compression and gives an overview of some of the most commonly used image file formats.

Visual effects production deals primarily with moving images, but unlike the moving images in a television studio, the majority of images in a movie visual effects production pipeline are stored as sequences of individual still frames, not as video data streams.

Since their beginning, video and television have been real-time technologies. Video images are recorded, processed, and displayed at rates of 25 or 30 frames per second (fps). Video equipment, ...

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