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Method and system for rate control during video transcoding

  • US 7,356,079 B2
  • Filed: 11/21/2001
  • Issued: 04/08/2008
  • Est. Priority Date: 11/21/2001
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving, at a video transcoder, a first quantization value for a first macroblock;

    determining, at the video transcoder, a second quantization value for the first macroblock based on the first quantization value, an expected amount of video data in a video buffer, and a product value of a X scaling value and a Y scaling value, wherein the product value is raised to a power of Z where Z is less than one.

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