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METHOD OF GENERATING IMAGE FILE

  • US 20090185761A1
  • Filed: 01/18/2008
  • Published: 07/23/2009
  • Est. Priority Date: 01/18/2008
  • Status: Abandoned Application
First Claim
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1. A method of generating an image file, wherein the image file in a first storage device of a source is generated by using a computer to perform following steps, the method comprising:

  • generating an image file head according to hardware parameter information of the first storage device;

    partitioning the first storage device into a plurality of data units with the same size;

    performing a compression process to compress data in the data units, respectively, thereby generating corresponding compressed data blocks;

    sequentially storing the compressed data blocks in a data area of the image file;

    creating an index table to use an index value to record start positions of the data units in the first storage device and positions of the compressed data blocks in the data area into the index table; and

    creating a file foot information to mark a file length of the image file.

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