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Sorenson 3 Professional delivers improved encoding capabilities

Sorenson, whose Sorenson Video 3 codec is included with QuickTime 5.0.2, has begun shipping Sorenson Video 3 Professional Edition for US$499. The Professional Edition allows users to encode video in the Sorenson 3 format. Version 3 includes support for two-pass VBR compression, support for a binary alpha channel, automatic scene change detection, compression time packetization for error resiliency to packet loss, and chroma-key segmentation compression.

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