JP2007128342A5 - - Google Patents
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- JP2007128342A5 JP2007128342A5 JP2005321229A JP2005321229A JP2007128342A5 JP 2007128342 A5 JP2007128342 A5 JP 2007128342A5 JP 2005321229 A JP2005321229 A JP 2005321229A JP 2005321229 A JP2005321229 A JP 2005321229A JP 2007128342 A5 JP2007128342 A5 JP 2007128342A5
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- image data
- deviation
- block
- predetermined reference
- blocks
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- 235000019571 color Nutrition 0.000 claims 9
- 235000019557 luminance Nutrition 0.000 claims 6
- 230000002950 deficient Effects 0.000 claims 3
- 239000011159 matrix material Substances 0.000 claims 3
- 238000001514 detection method Methods 0.000 claims 1
Claims (5)
上記画像データにおいて複数のブロックを設定するブロック設定手段と、
上記画像データの縦方向において所定の基準距離だけ離れた上記画素の上記色信号からそれぞれ算出された輝度同士の偏差と、上記画像データの横方向において所定の基準距離だけ離れた上記画素の上記色信号からそれぞれ算出された輝度同士の偏差とを取得する偏差取得手段と、
上記ブロックごとに上記偏差の最大値を検出する最大偏差検出手段と、
上記画像データにおいて上記ブロックよりも大きい複数の大ブロックを設定するとともに、いずれかの上記大ブロックにおいて当該大ブロックに属する上記ブロックのうち上記偏差の最大値が所定の閾値を上回る上記ブロックの構成比率が所定の基準値を上回る場合に当該画像データが良品であると判定する判定手段とを具備することを特徴とする画像判定装置。 In an image determination apparatus for determining the quality of image data composed of a plurality of pixels each arranged in a matrix and having color signals,
Block setting means for setting a plurality of blocks in the image data;
Deviation between the luminances calculated from the color signals of the pixels separated by a predetermined reference distance in the vertical direction of the image data, and the color of the pixels separated by a predetermined reference distance in the horizontal direction of the image data Deviation obtaining means for obtaining deviations between the luminances calculated from the signals ,
Maximum deviation detecting means for detecting the maximum value of the deviation for each block;
A plurality of large blocks larger than the block are set in the image data, and the composition ratio of the block in which the maximum value of the deviation exceeds a predetermined threshold among the blocks belonging to the large block in any of the large blocks An image determination apparatus comprising: determination means for determining that the image data is non-defective when the image data exceeds a predetermined reference value .
上記画像データにおいて複数のブロックを設定するブロック設定工程と、
上記画像データの縦方向において所定の基準距離だけ離れた上記画素の上記色信号からそれぞれ算出された輝度同士の偏差と、上記画像データの横方向において所定の基準距離だけ離れた上記画素の上記色信号からそれぞれ算出された輝度同士の偏差とを取得する偏差取得工程と、
上記ブロックごとに上記偏差の最大値を検出する最大偏差検出工程と、
上記画像データにおいて上記ブロックよりも大きい複数の大ブロックを設定するとともに、いずれかの上記大ブロックにおいて当該大ブロックに属する上記ブロックのうち上記偏差の最大値が所定の閾値を上回る上記ブロックの構成比率が所定の基準値を上回る場合に当該画像データが良品であると判定する判定工程とを具備することを特徴とする画像判定方法。 In an image determination method for determining the quality of image data composed of a plurality of pixels each arranged in a matrix and having color signals,
A block setting step for setting a plurality of blocks in the image data;
Deviation between the luminances calculated from the color signals of the pixels separated by a predetermined reference distance in the vertical direction of the image data, and the color of the pixels separated by a predetermined reference distance in the horizontal direction of the image data A deviation acquisition step of acquiring a deviation between the luminances calculated from the signals ,
A maximum deviation detecting step for detecting the maximum value of the deviation for each block;
A plurality of large blocks larger than the block are set in the image data, and the composition ratio of the block in which the maximum value of the deviation exceeds a predetermined threshold among the blocks belonging to the large block in any of the large blocks And a determination step of determining that the image data is a non-defective product when the value exceeds a predetermined reference value .
上記画像データにおいて複数のブロックを設定するブロック設定機能と、
上記画像データの縦方向において所定の基準距離だけ離れた上記画素の上記色信号からそれぞれ算出された輝度同士の偏差と、上記画像データの横方向において所定の基準距離だけ離れた上記画素の上記色信号からそれぞれ算出された輝度同士の偏差とを取得する偏差取得機能と、
上記ブロックごとに上記偏差の最大値を検出する最大偏差検出機能と、
上記画像データにおいて上記ブロックよりも大きい複数の大ブロックを設定するとともに、いずれかの上記大ブロックにおいて当該大ブロックに属する上記ブロックのうち上記偏差の最大値が所定の閾値を上回る上記ブロックの構成比率が所定の基準値を上回る場合に当該画像データが良品であると判定する判定機能とをコンピュータに実行させることを特徴とするコンピュータ読み取り可能な画像判定プログラム。 In an image determination program that causes a computer to execute a function of determining whether or not image data is composed of a plurality of pixels each having a color signal , arranged in a matrix form ,
A block setting function for setting a plurality of blocks in the image data;
Deviation between the luminances calculated from the color signals of the pixels separated by a predetermined reference distance in the vertical direction of the image data, and the color of the pixels separated by a predetermined reference distance in the horizontal direction of the image data A deviation acquisition function for acquiring the deviation between the luminances calculated from the signals ,
A maximum deviation detection function for detecting the maximum value of the deviation for each block;
A plurality of large blocks larger than the block are set in the image data, and the composition ratio of the block in which the maximum value of the deviation exceeds a predetermined threshold among the blocks belonging to the large block in any of the large blocks A computer-readable image determination program that causes a computer to execute a determination function that determines that the image data is non-defective when the image data exceeds a predetermined reference value .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005321229A JP4582330B2 (en) | 2005-11-04 | 2005-11-04 | Image determination apparatus, image determination method, and image determination program |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005321229A JP4582330B2 (en) | 2005-11-04 | 2005-11-04 | Image determination apparatus, image determination method, and image determination program |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2007128342A JP2007128342A (en) | 2007-05-24 |
| JP2007128342A5 true JP2007128342A5 (en) | 2008-12-04 |
| JP4582330B2 JP4582330B2 (en) | 2010-11-17 |
Family
ID=38150945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005321229A Expired - Fee Related JP4582330B2 (en) | 2005-11-04 | 2005-11-04 | Image determination apparatus, image determination method, and image determination program |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4582330B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009043047A (en) * | 2007-08-09 | 2009-02-26 | Seiko Epson Corp | Image display device, image display method, and program |
| JP4982331B2 (en) * | 2007-11-05 | 2012-07-25 | 株式会社ニコンシステム | Image evaluation apparatus and image evaluation program |
| KR101634562B1 (en) * | 2009-09-22 | 2016-06-30 | 삼성전자주식회사 | Method for producing high definition video from low definition video |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4440411B2 (en) * | 2000-03-10 | 2010-03-24 | 富士フイルム株式会社 | Image determination method, apparatus, and computer-readable recording medium |
| JP2001331806A (en) * | 2000-05-22 | 2001-11-30 | Nec Corp | Image processing system |
| JP2002185908A (en) * | 2000-12-12 | 2002-06-28 | Minolta Co Ltd | Computer-readable recording medium recording image extract program, image extract device and image extract method |
| JP2005309559A (en) * | 2004-04-19 | 2005-11-04 | Fuji Photo Film Co Ltd | Image processing method, device and program |
| JP4345651B2 (en) * | 2004-11-29 | 2009-10-14 | セイコーエプソン株式会社 | Image information evaluation method, image information evaluation program, and image information evaluation apparatus |
| JP2007088552A (en) * | 2005-09-20 | 2007-04-05 | Matsushita Electric Ind Co Ltd | Printer and method of controlling same |
-
2005
- 2005-11-04 JP JP2005321229A patent/JP4582330B2/en not_active Expired - Fee Related
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