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  • Andreas Wittenstein

    August 10, 2005 at 2:49 am in reply to: OT: DVCPRO HD codec for quicktime on PC

    Animation is 100% lossless only if your source is RGB[A] 8b (and only if you set Depth to Millions of Colors[+] and Quality to Best). If your source is greater than 8 bits per channel, or if it’s Y’CbCr, then Animation is definitely not lossless.

    Andreas Wittenstein
    BitJazz Inc.
    https://www.bitjazz.com/sheervideo/

  • SheerVideo is not a reduced-quality codec. Whether you’re dealing with 10-bit or 8-bit channels, RGB[A] or Y’CbCr[A], 4:4:4[:4] or 4:2:2[:4], SheerVideo will reproduce your video perfectly, bit-for-bit identical to the original. With Microcosm and PNG, that’s only true for RGB[A], since neither of them support Y’CbCr. And for the Animation codec, it’s only true for 8-bit RGB.

    Note also that SheerVideo does HD in real time, whereas Microcosm and PNG are way too slow even for real-time SD. Animation is great for traditional constant-shaded 2D animation, but doesn’t really shrink file sizes for real-world video at all.

    Andreas Wittenstein
    BitJazz Inc.
    https://www.bitjazz.com/sheervideo/

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