System, medium, and method with noise reducing adaptive saturation adjustment
AssigneeSamsung Electronics Co., Ltd.
InventorsWon-hee Choe, Du-sik Park
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Abstract
A system, medium, and method with noise reducing adaptive saturation adjustment. The system with adaptive saturation adjustment includes a luminance value extracting unit extracting luminance values of an input image, and a saturation adjusting unit adjusting saturation components of the input image on the basis of the extracted luminance values.
Claims29
A system, including at least one processing element, with adaptive saturation adjustment, the system comprising:
- a saturation component extraction unit to extract saturation components of an image;
- a luminance value extracting unit using the at least one processing element to extract luminance values of the image existing before the extraction of the saturation components of the image;
- and
- a saturation adjusting unit to selectively adjust the extracted saturation components of select portions of the image based on the extracted luminance values.
A system, including at least one processing element, with adaptive saturation adjustment, the system comprising:
- a luminance value extracting unit using the at least one processing element to extract luminance values of an image;
- and
- a saturation adjusting unit to selectively adjust respective saturation components of select portions of the image based on the extracted luminance values,
- wherein the extracted luminance values include at least one of an average luminance value of the image and pixel luminance values of respective pixels within the image, and
- wherein the saturation adjusting unit comprises:
- an image-based saturation adjusting unit to determine a first saturation adjustment value based on the average luminance value;
- a pixel-based saturation adjusting unit to determine a second saturation adjustment value based on a respective pixel luminance value;
- and
- a saturation component synthesizing unit to modify each of the saturation components of the input image based on the first saturation adjustment value and the second saturation adjustment value.
A method with adaptive saturation adjustment, the method comprising:
- extracting saturation components of an image;
- extracting, using at least one processing element, luminance values of the image existing before the extraction of the saturation components of the image;
- and
- selectively adjusting the extracted saturation components of select portions the image based on the extracted luminance values.
A method with adaptive saturation adjustment, the method comprising:
- extracting, using at least one processing element, luminance values of an image;
- and
- selectively adjusting respective saturation components of select portions the image based on the extracted luminance values,
- wherein the extracting of the luminance values comprises:
- extracting pixel luminance values of respective pixels within the image;
- and
- extracting an average luminance value of the image based on the input pixel luminance values,
- wherein the selective adjusting of the respective saturation components comprises:
- determining a first saturation adjustment value based on the average luminance value;
- determining a second saturation adjustment value based on a respective pixel luminance value;
- and
- modifying each of the saturation components of the input image based on the first saturation adjustment value and the second saturation adjustment value.
A system, including at least one processing element, with adaptive saturation adjustment, the system comprising:
- a luminance value extracting unit using the at least one processing element to identify respective luminance values for one or more select pixels of an image, less than all pixels of the image, and identifying average luminance values of the image;
- and
- a saturation adjusting unit to selectively adjust saturation components of select pixels, less than all pixels of the image, of the image based on the identified respective luminance values for the one or more select pixels and adjust saturation components of the input image based on the identified average luminance values.
A method of adaptive saturation adjustment, the method comprising:
- identifying, using at least one processing element, luminance values for one or more select pixels of an image, less than all pixels of the image, and identifying average luminance values of the image;
- and
- selectively adjusting saturation components of select pixels, less than all pixels of the image, of the image based on the identified luminance values for the one or more select pixels and adjusting saturation components of the input image based on the identified average luminance values.
Dependencies are inferred from the claim text.