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Method of accessing a spatio-temporal part of a video sequence of images

  • US 20110305278A1
  • Filed: 04/26/2011
  • Published: 12/15/2011
  • Est. Priority Date: 04/28/2010
  • Status: Active Grant
First Claim
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1. A method of accessing a spatio-temporal part of a video sequence of images compressed using a coding format implementing a prediction, comprising a step of defining a target spatial region corresponding to said spatio-temporal part to access, and further comprising the steps of:

  • obtaining compressed data corresponding to a selection spatial region in at least one image of the video sequence, said selection spatial region including said target spatial region;

    obtaining at least one item of updating information for updating the selection spatial region that is provided for selecting compressed data in a following image of the video sequence, said updating information depending on the decoding of at least the compressed data so obtained which correspond to said target spatial region.

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