IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, IMAGE PROCESSING SYSTEM AND COMPUTER READABLE MEDIUM
First Claim
1. An image processing apparatus comprising:
- a characteristic region detecting section that detects a characteristic region in a plurality of moving-image-component images included in a moving image;
an image dividing section that divides each of the plurality of moving-image-component images into the characteristic region and a background region other than the characteristic region; and
a compressing section that compresses a characteristic region moving image including a plurality of characteristic region images each of which is an image of the characteristic region and a background region moving image including a plurality of background region images each of which is an image of the background region, at different strengths from each other, whereinthe characteristic region detecting section detects a plurality of characteristic regions with different types of characters in the plurality of moving-image-component images,the image dividing section divides each of the plurality of moving-image-component images into the plurality of characteristic regions and the background region other than the plurality of characteristic regions, andthe compressing section compresses a plurality of characteristic region moving images at strengths determined in accordance with a plurality of pieces of character information of the plurality of characteristic regions.
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Accused Products
Abstract
An image processing apparatus includes a characteristic region detecting section that detects a characteristic region in an image, an image dividing section that divides the image into the characteristic region and a background region other than the characteristic region, and a compressing section that compresses a characteristic region image which is an image of the characteristic region and a background region image which is an image of the background region at different strengths from each other. The characteristic region detecting section detects the characteristic region in a plurality of moving-image-component images included in a moving image, the image dividing section divides each of the plurality of moving-image-component images into the characteristic region and the background region, and the compressing section compresses a characteristic region moving image including a plurality of characteristic region images and a background region moving image including a plurality of background region images at different strengths from each other.
38 Citations
24 Claims
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1. An image processing apparatus comprising:
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a characteristic region detecting section that detects a characteristic region in a plurality of moving-image-component images included in a moving image; an image dividing section that divides each of the plurality of moving-image-component images into the characteristic region and a background region other than the characteristic region; and a compressing section that compresses a characteristic region moving image including a plurality of characteristic region images each of which is an image of the characteristic region and a background region moving image including a plurality of background region images each of which is an image of the background region, at different strengths from each other, wherein the characteristic region detecting section detects a plurality of characteristic regions with different types of characters in the plurality of moving-image-component images, the image dividing section divides each of the plurality of moving-image-component images into the plurality of characteristic regions and the background region other than the plurality of characteristic regions, and the compressing section compresses a plurality of characteristic region moving images at strengths determined in accordance with a plurality of pieces of character information of the plurality of characteristic regions. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. An image processing method comprising:
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detecting a characteristic region in a plurality of moving-image-component images included in a moving image; dividing each of the plurality of moving-image-component images into the characteristic region and a background region other than the characteristic region; and compressing a characteristic region moving image including a plurality of characteristic region images each of which is an image of the characteristic region and a background region moving image including a plurality of background region images each of which is an image of the background region, at different strengths from each other, wherein the detecting a characteristic region comprises detecting a plurality of characteristic regions with different types of characters in the plurality of moving-image-component images, the dividing each of the plurality of moving-image-component images comprises dividing each of the plurality of moving-image-component images into the plurality of characteristic regions and the background region other than the plurality of characteristic regions, and the compressing a characteristic region moving image comprises compressing a plurality of characteristic region moving images at strengths determined in accordance with a plurality of pieces of character information of the plurality of characteristic regions.
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12. A computer readable medium storing therein a program for an image processing apparatus, the program causing a computer to function as:
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a characteristic region detecting section that detects a characteristic region in a plurality of moving-image-component images included in a moving image; an image dividing section that divides each of the plurality of moving-image-component images into the characteristic region and a background region other than the characteristic region; and a compressing section that compresses a characteristic region moving image including a plurality of characteristic region images each of which is an image of the characteristic region and a background region moving image including a plurality of background region images each of which is an image of the background region, at different strengths from each other, wherein the characteristic region detecting section detects a plurality of characteristic regions with different types of characters in the plurality of moving-image-component images, the image dividing section divides each of the plurality of moving-image-component images into the plurality of characteristic regions and the background region other than the plurality of characteristic regions, and the compressing section compresses a plurality of characteristic region moving images at strengths determined in accordance with a plurality of pieces of character information of the plurality of characteristic regions.
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13. An image processing apparatus comprising:
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a characteristic region detecting section that detects a characteristic region in an image; an image quality reducing section that generates a background region image by reducing an image quality of an image of a region containing the characteristic region and a non-characteristic region; a differential image generating section that generates a differential image representing a difference between an image of the characteristic region and a low-quality image obtained as a result of reduction in an image quality of the image of the characteristic region; and an output section that outputs the differential image and the background region image which are associated with each other. - View Dependent Claims (14, 15, 16, 17, 18, 19)
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20. An image processing method comprising:
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detecting a characteristic region in an image; generating a background region image by reducing an image quality of an image of a region containing the characteristic region and a non-characteristic region; generating a differential image representing a difference between an image of the characteristic region and a low-quality image obtained as a result of reduction an image quality of the image of the characteristic region; and outputting the differential image and the background region image which are associated with each other.
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21. A computer readable medium storing therein a program for an image processing apparatus, the program causing a computer to function as:
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a characteristic region detecting section that detects a characteristic region in an image; an image quality reducing section that generates a background region image by reducing an image quality of an image of a region containing the characteristic region and a non-characteristic region; a differential image generating section that generates a differential image representing a difference between an image of the characteristic region and a low-quality image obtained as a result of reduction in an image quality of the image of the characteristic region; and an output section that outputs the differential image and the background region image which are associated with each other.
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22. An image processing system comprising:
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a characteristic region detecting section that detects a characteristic region in an image; an image quality reducing section that generates a background region image by reducing an image quality of an image of a region containing the characteristic region and a non-characteristic region; a differential image generating section that generates a differential image representing a difference between an image of the characteristic region and a low-quality image which is obtained as a result of reduction in an image quality of the image of the characteristic region; an image obtaining section that obtains the differential image and the background region image; an image adding section that adds together the differential image obtained by the image obtaining section and an image of the characteristic region in the background region image, to generate an addition image; and an image combining section that combines together the addition image and the background region image.
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23. An image processing method comprising:
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detecting a characteristic region in an image; generating a background region image by reducing an image quality of an image of a region containing the characteristic region and a non-characteristic region; generating a differential image representing a difference between an image of the characteristic region and a low-quality image which is obtained as a result of reduction in an image quality of the image of the characteristic region; obtaining the differential image and the background region image; adding together the differential image obtained in the obtaining and an image of the characteristic region in the background region image, to generate an addition image; and combining together the addition image and the background region image.
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24. A computer readable medium storing therein a program for an image processing system, the program causing a computer to function as:
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a characteristic region detecting section that detects a characteristic region in an image; an image quality reducing section that generates a background region image by reducing an image quality of an image of a region containing the characteristic region and a non-characteristic region; a differential image generating section that generates a differential image representing a difference between an image of the characteristic region and a low-quality image which is obtained as a result of reduction in an image quality of the image of the characteristic region; an image obtaining section that obtains the differential image and the background region image; an image adding section that adds together the differential image obtained by the image obtaining section and an image of the characteristic region in the background region image, to generate an addition image; and an image combining section that combines together the addition image and the background region image.
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Specification