Image Processing Method Incorporating Decompression
First Claim
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1. A method for image processing page data representing a page to be printed, the method comprising the steps of:
- respectively decompressing a bi-level black layer and a contone layer of the page data;
halftoning the decompressed contone layer to form a bi-level cyan, yellow, magenta, and black (CYMK) layer;
compositing the decompressed bi-level black layer over the bi-level CYMK layer to form a bi-level CYMK image of the page to be printed; and
carrying out processing operations for printing the CMYK image.
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Abstract
A method is provided for image processing a page to be printed. The method includes the step of respectively decompressing a bi-level black layer and a contone layer of a page to be printed. The decompressed contone layer is halftoned to form a bi-level cyan, yellow, magenta, and black (CYMK) layer. The method further includes the step of compositing the decompressed bi-level black layer over the bi-level CYMK layer to form a bi-level CYMK image of the page to be printed.
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Citations
7 Claims
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1. A method for image processing page data representing a page to be printed, the method comprising the steps of:
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respectively decompressing a bi-level black layer and a contone layer of the page data; halftoning the decompressed contone layer to form a bi-level cyan, yellow, magenta, and black (CYMK) layer; compositing the decompressed bi-level black layer over the bi-level CYMK layer to form a bi-level CYMK image of the page to be printed; and carrying out processing operations for printing the CMYK image. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification