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Apparatus and method of producing preview files

  • US 20040098742A1
  • Filed: 11/07/2003
  • Published: 05/20/2004
  • Est. Priority Date: 11/18/2002
  • Status: Abandoned Application
First Claim
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1. An apparatus of producing preview files for previewing data frames, comprising:

  • a playback engine, evaluating source frame data to obtain a plurality of source frame grades, receiving preview grade information, and sending a preview requirement according to the preview grade information;

    a rendering engine, coupled to the playback engine, receiving the preview requirement, obtaining at least one frame data from files according to the preview requirement and the source frame grades, and transferring data from at least one frame into at least one preview file; and

    a drawing engine, coupled to the playback engine, receiving the at least one preview file, and outputting preview frames of the at least one preview file.

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