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BIT RATE STREAM SWITCHING

  • US 20100158101A1
  • Filed: 12/18/2009
  • Published: 06/24/2010
  • Est. Priority Date: 12/22/2008
  • Status: Active Grant
First Claim
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1. A computer-implemented method for switching a bit rate at which audiovisual data is streamed over a data communications network from a media delivery system to a client device, the method comprising:

  • prior to initiating playback of the audiovisual data, configuring a decoder on the client device to decode and playback a plurality of portions of the audiovisual data, wherein each portion is specified as having a size corresponding to an encoding of the portion at a first bit rate;

    receiving, over the data communications network, a first portion of the audiovisual data, wherein the first portion of the audiovisual data is encoded at a second bit rate, different from first bit rate specified for the first portion; and

    padding the first portion of the audiovisual data such that the size of the first portion of the audiovisual data matches the specified size corresponding to the encoding of the portion of the audiovisual data encoded at the first bit rate.

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