Re-generating a displayed image
First Claim
Patent Images
1. A method for regenerating an image comprising:
- displaying the image using a display adapter;
retrieving image information from the display adapter, the image information being used by the display adapter for displaying the image;
storing the image information on a storage as an image file; and
regenerating the image using the image file on the storage during an operating system boot period.
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Abstract
The present invention is a method and apparatus to re-generate a displayed image. Graphic information is retrieved from a first storage. A graphic controller uses the graphic information to generate the displayed image. The first storage is accessible to a processor and the graphic controller. The graphic information is stored in a second storage which is accessible to the processor. The stored graphic information is retrieved from the second storage. The stored graphic information is written to the first storage to cause the graphic controller to re-generate the displayed image.
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Citations
5 Claims
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1. A method for regenerating an image comprising:
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displaying the image using a display adapter;
retrieving image information from the display adapter, the image information being used by the display adapter for displaying the image;
storing the image information on a storage as an image file; and
regenerating the image using the image file on the storage during an operating system boot period. - View Dependent Claims (2, 3, 4, 5)
generating the image file on the storage, where the image file is in a standard image file format; and
writing the image information to the image file on the storage, said image information comprising at least one of a graphic format, an image width, an image height and an image color palette.
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5. The method of claim 4 further comprising:
storing the image file as an operating system image file that is displayed by an operating system during a boot period.
Specification