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US 5,845,011 AGranted
Image processing apparatus for compressing image data according to an enlargement ratio of an enlarged image data
AssigneeCanon Kabushiki Kaisha
InventorsRyosuke Miyamoto, Nobuyuki Suzuki
Life of this patent
Estimating the term…
Abstract
An image processing apparatus comprising a compressing section to compress image data, an enlarging section to electrically enlarge the image data, and a control section to control the compressing section in accordance with a magnification of the enlarging section is provided.
Claims17
An image processing apparatus comprising:
- a) inputting means for inputting image data;
- b) compression encoding means for compression encoding the image data input by said inputting means;
- c) memory means for storing the image data encoded by said compression encoding means;
- d) enlarging means for electrically enlarging an image size of the image data stored in said memory means;
- and
- e) control means for controlling an enlargement ratio of said enlarging means, said control means controlling a compression processing of said compression encoding means according to said enlargement ratio.
3 more elements
An image processing apparatus comprising:
- a) input means for inputting image data;
- b) enlarging means for electronically enlarging an image size of the image data input by said input means;
- c) encoding means for encoding the image data enlarged by said enlarging means, said encoding means including quantizing means for quantizing the image data;
- and
- d) control means for controlling an enlargement ratio of said enlarging means, said control means controlling a quantization step of said quantizing means according to said enlargement ratio.
2 more elements
An image processing apparatus comprising:
- a) input means for inputting image data;
- b) electronic zooming means for electronically zooming the image data input by said input means;
- c) compression encoding means for compression encoding the image data processed by said electronic zooming means;
- and
- d) control means for controlling a zoom magnification ratio of said electronic zooming means, said control means controlling a compression processing of said compression encoding means according to said zoom magnification ratio.
2 more elements
An image processing method comprising the steps of:
- inputting image data;
- compression encoding the input image data;
- storing the encoded image data in a memory;
- electrically enlarging an image size of the image data stored in said memory;
- and
- controlling an enlargement ratio of said enlarging step, said control step controlling a compression processing of said compression encoding step according to said enlargement ratio.
3 more elements
An image processing method comprising the steps of:
- inputting image data;
- electronically zooming the input image data;
- compression encoding the zoomed image data;
- and
- controlling a zoom magnification ratio of said electronic zooming step, said control step controlling a compression processing of said compression encoding step according to said zoom magnification ratio.
2 more elements
Dependencies are inferred from the claim text.