Apple ProRes

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Apple ProResWhite Paper January 2020 2Apple ProResJanuary 2020ContentsIntroduction 3Authorized Apple ProRes Implementations 4Apple ProRes Family Overview 5Properties of Digital Images 8Frame Size (Full-Width Versus Partial-Width) 8Chroma Sampling 9Sample Bit Depth 10Properties of Apple ProRes Codecs 11Data Rate 12Quality 15Performance 18Alpha Channel Support in Apple ProRes 4444 Codecs 22Appendix 23Target Data Rates 23Glossary 26 3Apple ProResJanuary 2020IntroductionApple ProRes is one of the most popular codecs in professional post -production.

Apple ProRes 422 LT: A more highly compressed codec than Apple ProRes 422, with roughly 70 percent of the data rate and 30 percent smaller file sizes. This codec is perfect for environments where storage capacity and data rate are at a premium. The target data rate of Apple ProRes 422 LT is approximately 102 Mbps at 1920 x 1080

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