JP2001296578A5 - - Google Patents
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- JP2001296578A5 JP2001296578A5 JP2001027342A JP2001027342A JP2001296578A5 JP 2001296578 A5 JP2001296578 A5 JP 2001296578A5 JP 2001027342 A JP2001027342 A JP 2001027342A JP 2001027342 A JP2001027342 A JP 2001027342A JP 2001296578 A5 JP2001296578 A5 JP 2001296578A5
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前記光電変換手段により光電変換された電気信号を複数のエリアに分割する分割手段と、
該分割手段により分割された各エリアの電圧あるいは電荷を検出する検出手段と、
被写体を照明する発光手段と、
前記検出手段により検出された各エリアの検出値に基づいて撮像画の輝度分布のヒストグラムを算出するヒストグラム演算手段と、
前記ヒストグラム演算手段により算出された、輝度分布のヒストグラムのパターンにおいて、所定の輝度レベルの占める割合が、所定の基準値を越えた場合、輝度信号から前記所定の輝度レベルの輝度信号を除いた輝度信号に基づいて前記発光手段による発光量を求める発光量演算手段と、
を具備することを特徴とする撮像装置。Photoelectric conversion means disposed on an imaging surface on which a subject image is formed;
Dividing means for dividing the electric signal photoelectrically converted by the photoelectric converting means into a plurality of areas;
Detecting means for detecting the voltage or charge of each area divided by the dividing means;
Light emitting means for illuminating the subject;
A histogram calculation means for calculating a histogram of the luminance distribution of the imaging field on the basis of the detection value of each area detected by said detecting means,
In the luminance distribution histogram pattern calculated by the histogram calculation means, when the ratio of the predetermined luminance level exceeds a predetermined reference value, the luminance obtained by excluding the luminance signal of the predetermined luminance level from the luminance signal A light emission amount calculation means for obtaining a light emission amount by the light emission means based on a signal ;
An imaging apparatus comprising:
前記光電変換手段により光電変換された電気信号を複数のエリアに分割する分割手段と、
該分割手段により分割された各エリアの電圧あるいは電荷を検出する検出手段と、
被写体を照明する発光手段と
前記発光手段を発光させない場合、前記検出手段により検出された各エリアの検出値を記憶する記憶手段と、
前記発光手段を発光させた場合の前記検出手段による各エリアの検出値と、前記記憶手段における対応する各エリアの記憶値とで演算を行なう演算手段と、
前記演算手段による演算値と所定の基準値とを比較し、前記演算値が前記所定の基準値を越えた場合、前記輝度信号から所定の輝度レベルの輝度信号を除いた輝度信号に基づいて前記発光手段による発光量を求める発光量演算手段と、
を具備することを特徴とする撮像装置。Photoelectric conversion means disposed on an imaging surface on which a subject image is formed;
Dividing means for dividing the electric signal photoelectrically converted by the photoelectric converting means into a plurality of areas;
Detecting means for detecting the voltage or charge of each area divided by the dividing means;
Light emitting means for illuminating the subject;
If not emit the light emitting means, a storage means for storing the detected value of each area detected by said detecting means,
A calculation means for performing calculation based on a detection value of each area by the detection means when the light emission means is caused to emit light and a storage value of each corresponding area in the storage means;
The calculated value by the calculating means is compared with a predetermined reference value, and when the calculated value exceeds the predetermined reference value, the luminance signal is obtained based on a luminance signal obtained by removing a luminance signal of a predetermined luminance level from the luminance signal. A light emission amount calculating means for obtaining a light emission amount by the light emitting means;
An imaging apparatus comprising:
前記光電変換手段により光電変換された電気信号を複数のエリアに分割する分割工程と、
該分割工程において分割された各エリアの電圧あるいは電荷を検出する検出工程と、
被写体を照明する発光工程と、
前記検出工程において検出された各エリアの検出値に基づいて撮像画の輝度分布のヒストグラムを算出するヒストグラム演算工程と、
前記ヒストグラム演算工程において算出された、輝度分布のヒストグラムのパターンにおいて、所定の輝度レベルの占める割合が、所定の基準値を越えた場合、輝度信号から前記所定の輝度レベルの輝度信号を除いた輝度信号に基づいて前記発光工程による発光量を求める発光量演算工程と、
を具備することを特徴とする撮像装置の制御方法。An imaging apparatus control method for controlling an imaging apparatus including a photoelectric conversion unit disposed on an imaging surface on which a subject image is formed,
A division step of dividing the electrical signal photoelectrically converted by the photoelectric conversion means into a plurality of areas;
A detection step of detecting the voltage or charge of each area divided in the division step;
A light emitting process for illuminating the subject;
A histogram calculation step of calculating a histogram of the luminance distribution of the imaging field on the basis of the detection value of each area detected in the detection step,
The luminance obtained by removing the luminance signal of the predetermined luminance level from the luminance signal when the ratio of the predetermined luminance level in the histogram pattern of the luminance distribution calculated in the histogram calculation step exceeds a predetermined reference value A light emission amount calculating step of obtaining a light emission amount by the light emission step based on a signal ;
An image pickup apparatus control method comprising:
前記光電変換手段により光電変換された電気信号を複数のエリアに分割する分割工程と、
該分割工程において分割された各エリアの電圧あるいは電荷を検出する検出工程と、
被写体を照明する発光工程と、
前記発光工程において発光させない場合、前記検出工程において検出された各エリアの検出値を記憶する記憶工程と、
前記発光工程において発光させた場合の前記検出工程における各エリアの検出値と、前記記憶工程において記憶された対応する各エリアの記憶値とで演算を行なう演算工程と、
前記演算工程における演算値と所定の基準値とを比較し、前記演算値が前記所定の基準 値を越えた場合、前記輝度信号から所定の輝度レベルの輝度信号を除いた輝度信号に基づいて前記発光工程における発光量を求める発光量演算工程と、
を具備することを特徴とする撮像装置の制御方法。An imaging apparatus control method for controlling an imaging apparatus including a photoelectric conversion unit disposed on an imaging surface on which a subject image is formed,
A division step of dividing the electrical signal photoelectrically converted by the photoelectric conversion means into a plurality of areas;
A detection step of detecting the voltage or charge of each area divided in the division step;
A light emitting process for illuminating the subject;
If light is not emitted in the emitting step, a storage step of storing the detected value of each area detected in the detection step,
A calculation step of performing the detection value of each area in the detection step in the case where light is emitted, the operation at the stored value of each area corresponding stored in said storing step in the light emitting step,
Comparing the calculated value in the calculating step with a predetermined reference value, and when the calculated value exceeds the predetermined reference value, based on the luminance signal obtained by removing the luminance signal of a predetermined luminance level from the luminance signal A light emission amount calculating step for obtaining a light emission amount in the light emission step;
An image pickup apparatus control method comprising:
前記制御プログラムが、
前記光電変換手段により光電変換された電気信号を複数のエリアに分割する分割工程のコードと、
該分割工程において分割された各エリアの電圧あるいは電荷を検出する検出工程のコードと、
該検出工程において検出された各エリアの検出値に基づいて撮像画の輝度分布のヒストグラムを算出するヒストグラム演算工程のコードと、
前記ヒストグラム演算工程により算出された、輝度分布のヒストグラムのパターンにおいて、所定の輝度レベルの占める割合が、所定の基準値を越えた場合、輝度信号から前記所定の輝度レベルの輝度信号を除いた輝度信号に基づいて前記発光工程による発光量を求める発光量演算工程のコードと、
を有することを特徴とする記憶媒体。A storage medium storing a control program for controlling an imaging apparatus including photoelectric conversion means arranged on an imaging surface on which a subject image is formed,
The control program is
A code of a division step for dividing the electric signal photoelectrically converted by the photoelectric conversion means into a plurality of areas;
A detection process code for detecting the voltage or charge of each area divided in the division process;
A code of a histogram calculation step for calculating a histogram of the luminance distribution of the captured image based on the detection value of each area detected in the detection step;
In the luminance distribution histogram pattern calculated by the histogram calculation step, when the ratio of the predetermined luminance level exceeds a predetermined reference value, the luminance obtained by excluding the luminance signal of the predetermined luminance level from the luminance signal A code of a light emission amount calculating step for obtaining a light emission amount by the light emission step based on a signal ;
A storage medium comprising:
前記光電変換手段により光電変換された電気信号を複数のエリアに分割する分割工程のコードと、
該分割工程において分割された各エリアの電圧あるいは電荷を検出する検出工程のコードと、
被写体を照明する発光工程のコードと、
前記発光工程において発光させない場合、前記検出工程において検出された各エリアの検出値を記憶する記憶工程のコードと、
前記発光工程において発光させた場合の前記各エリアの検出値と、前記記憶工程において記憶された対応する各エリアの記憶値とで演算を行なう演算工程のコードと、
前記演算工程による演算値と所定の基準値とを比較し、前記演算値が前記所定の基準値を越えた場合、前記輝度信号から所定の輝度レベルの輝度信号を除いた輝度信号に基づいて前記発光工程による発光量を求める発光量演算工程のコードと、
を具備することを特徴とする記憶媒体。A storage medium storing a control program for controlling an imaging apparatus including photoelectric conversion means arranged on an imaging surface on which a subject image is formed,
A code of a division step for dividing the electric signal photoelectrically converted by the photoelectric conversion means into a plurality of areas;
A detection process code for detecting the voltage or charge of each area divided in the division process;
A code for the light emission process that illuminates the subject,
If light is not emitted in the emitting step, and code storage step of storing the detected value of each area detected in the detection step,
A code of a calculation step for calculating with the detection value of each area when light is emitted in the light emission step and the stored value of each corresponding area stored in the storage step;
Comparing a calculated value obtained by the calculating step with a predetermined reference value, and when the calculated value exceeds the predetermined reference value, based on a luminance signal obtained by removing a luminance signal of a predetermined luminance level from the luminance signal A code of the light emission amount calculation step for obtaining the light emission amount by the light emission step;
A storage medium comprising:
前記光電変換手段により光電変換された電気信号を複数のエリアに分割する分割手段と、
前記分割手段により分割された各エリアの電圧あるいは電荷を検出する検出手段と、
被写体を照明する発光手段と、
前記検出手段により検出された各エリアの検出値に基づいて撮像画の輝度分布のヒストグラムを算出するヒストグラム演算手段と、
前記ヒストグラム演算手段により算出された、輝度分布のヒストグラムのパターンにおいて、所定の輝度レベルの占める割合が、所定の基準値を越えた場合、輝度信号から前記所定の輝度レベルの輝度信号を除いた輝度信号に基づいて前記発光手段による発光量を求める発光量演算手段と、
を具備することを特徴とする照明制御装置。 Photoelectric conversion means disposed on an imaging surface on which a subject image is formed;
Dividing means for dividing the electric signal photoelectrically converted by the photoelectric converting means into a plurality of areas;
Detecting means for detecting the voltage or charge of each area divided by the dividing means;
Light emitting means for illuminating the subject;
Histogram calculating means for calculating a histogram of the luminance distribution of the captured image based on the detection value of each area detected by the detecting means;
In the luminance distribution histogram pattern calculated by the histogram calculation means, when the ratio of the predetermined luminance level exceeds a predetermined reference value, the luminance obtained by excluding the luminance signal of the predetermined luminance level from the luminance signal A light emission amount calculation means for obtaining a light emission amount by the light emission means based on a signal;
An illumination control device comprising:
前記光電変換手段により光電変換された電気信号を複数のエリアに分割する分割手段と 、
前記分割手段により分割された各エリアの電圧あるいは電荷を検出する検出手段と、
被写体を照明する発光手段と、
前記検出手段により検出された各エリアの検出値に基づいて撮像画の輝度分布のヒストグラムを算出するヒストグラム演算手段と、
前記ヒストグラム演算手段により算出された、輝度分布のヒストグラムのパターンにおいて、所定の輝度レベルの占める割合が、所定の基準値を越えた場合、輝度信号から前記所定の輝度レベルの輝度信号を除いた輝度信号に基づいて前記発光手段による発光量を求める発光量演算手段と、
を具備することを特徴とする閃光撮影制御装置。 Photoelectric conversion means disposed on an imaging surface on which a subject image is formed;
Dividing means for dividing the electric signal photoelectrically converted by the photoelectric converting means into a plurality of areas ;
Detecting means for detecting the voltage or charge of each area divided by the dividing means;
Light emitting means for illuminating the subject;
Histogram calculating means for calculating a histogram of the luminance distribution of the captured image based on the detection value of each area detected by the detecting means;
In the luminance distribution histogram pattern calculated by the histogram calculation means, when the ratio of the predetermined luminance level exceeds a predetermined reference value, the luminance obtained by excluding the luminance signal of the predetermined luminance level from the luminance signal A light emission amount calculation means for obtaining a light emission amount by the light emission means based on a signal;
A flash photographing control device comprising:
前記光電変換手段により光電変換された電気信号を複数のエリアに分割する分割工程と、
前記分割工程において分割された各エリアの電圧あるいは電荷を検出する検出工程と、
被写体を照明する発光工程と、
前記検出工程において検出された各エリアの検出値に基づいて撮像画の輝度分布のヒストグラムを算出するヒストグラム演算工程と、
前記ヒストグラム演算工程において算出された、輝度分布のヒストグラムのパターンにおいて、所定の輝度レベルの占める割合が、所定の基準値を越えた場合、輝度信号から前記所定の輝度レベルの輝度信号を除いた輝度信号に基づいて前記発光工程による発光量を求める発光量演算工程と、
を具備することを特徴とする照明制御方法。 An illumination control method for controlling an illumination apparatus including a photoelectric conversion unit disposed on an imaging surface on which a subject image is formed,
A division step of dividing the electrical signal photoelectrically converted by the photoelectric conversion means into a plurality of areas;
A detection step of detecting the voltage or charge of each area divided in the division step;
A light emitting process for illuminating the subject;
A histogram calculation step of calculating a histogram of the luminance distribution of the captured image based on the detection value of each area detected in the detection step;
The luminance obtained by removing the luminance signal of the predetermined luminance level from the luminance signal when the ratio of the predetermined luminance level in the histogram pattern of the luminance distribution calculated in the histogram calculation step exceeds a predetermined reference value A light emission amount calculating step of obtaining a light emission amount by the light emission step based on a signal;
The lighting control method characterized by comprising .
前記光電変換手段により光電変換された電気信号を複数のエリアに分割する分割工程と、
前記分割工程において分割された各エリアの電圧あるいは電荷を検出する検出工程と、
被写体を照明する発光工程と、
前記検出工程において検出された各エリアの検出値に基づいて撮像画の輝度分布のヒストグラムを算出するヒストグラム演算工程と、
前記ヒストグラム演算工程において算出された、輝度分布のヒストグラムのパターンにおいて、所定の輝度レベルの占める割合が、所定の基準値を越えた場合、輝度信号から前記所定の輝度レベルの輝度信号を除いた輝度信号に基づいて前記発光工程による発光量を求める発光量演算工程と、
を具備することを特徴とする閃光撮影制御方法。 A flash photographing control method for controlling a flash photographing apparatus including a photoelectric conversion unit disposed on an imaging surface on which a subject image is formed,
A division step of dividing the electrical signal photoelectrically converted by the photoelectric conversion means into a plurality of areas;
A detection step of detecting the voltage or charge of each area divided in the division step;
A light emitting process for illuminating the subject;
A histogram calculation step of calculating a histogram of the luminance distribution of the captured image based on the detection value of each area detected in the detection step;
The luminance obtained by removing the luminance signal of the predetermined luminance level from the luminance signal when the ratio of the predetermined luminance level in the histogram pattern of the luminance distribution calculated in the histogram calculation step exceeds a predetermined reference value A light emission amount calculating step of obtaining a light emission amount by the light emission step based on a signal;
A flash photography control method comprising :
前記光電変換手段により光電変換された電気信号を複数のエリアに分割する分割工程と、
前記分割工程において分割された各エリアの電圧あるいは電荷を検出する検出工程と、
被写体を照明する発光工程と、
前記検出工程において検出された各エリアの検出値に基づいて撮像画の輝度分布のヒストグラムを算出するヒストグラム演算工程と、
前記ヒストグラム演算工程において算出された、輝度分布のヒストグラムのパターンにおいて、所定の輝度レベルの占める割合が、所定の基準値を越えた場合、輝度信号から前 記所定の輝度レベルの輝度信号を除いた輝度信号に基づいて前記発光工程による発光量を求める発光量演算工程と、
を具備することを特徴とする照明制御プログラム。 An illumination control program for controlling an illumination apparatus including a photoelectric conversion unit disposed on an imaging surface on which a subject image is formed,
A division step of dividing the electrical signal photoelectrically converted by the photoelectric conversion means into a plurality of areas;
A detection step of detecting the voltage or charge of each area divided in the division step;
A light emitting process for illuminating the subject;
A histogram calculation step of calculating a histogram of the luminance distribution of the captured image based on the detection value of each area detected in the detection step;
The calculated in the histogram calculation step, the pattern of the histogram of the luminance distribution, the proportion of a given luminance level, when it exceeds a predetermined reference value, except for the luminance signal before Symbol predetermined luminance level from the luminance signal A light emission amount calculating step of obtaining a light emission amount by the light emission step based on a luminance signal;
An illumination control program comprising:
前記光電変換手段により光電変換された電気信号を複数のエリアに分割する分割工程と、
前記分割工程において分割された各エリアの電圧あるいは電荷を検出する検出工程と、
被写体を照明する発光工程と、
前記検出工程において検出された各エリアの検出値に基づいて撮像画の輝度分布のヒストグラムを算出するヒストグラム演算工程と、
前記ヒストグラム演算工程において算出された、輝度分布のヒストグラムのパターンにおいて、所定の輝度レベルの占める割合が、所定の基準値を越えた場合、輝度信号から前記所定の輝度レベルの輝度信号を除いた輝度信号に基づいて前記発光工程による発光量を求める発光量演算工程と、
を具備することを特徴とする閃光撮影制御プログラム。 A flash photography control program for controlling flash photography comprising photoelectric conversion means disposed on an imaging surface on which a subject image is formed,
A division step of dividing the electrical signal photoelectrically converted by the photoelectric conversion means into a plurality of areas;
A detection step of detecting the voltage or charge of each area divided in the division step;
A light emitting process for illuminating the subject;
A histogram calculation step of calculating a histogram of the luminance distribution of the captured image based on the detection value of each area detected in the detection step;
The luminance obtained by removing the luminance signal of the predetermined luminance level from the luminance signal when the ratio of the predetermined luminance level in the histogram pattern of the luminance distribution calculated in the histogram calculation step exceeds a predetermined reference value A light emission amount calculating step of obtaining a light emission amount by the light emission step based on a signal;
Flash photographing control program characterized by comprising a.
コンピュータに、
前記光電変換手段により光電変換された電気信号を複数のエリアに分割する分割工程と、
該分割工程において分割された各エリアの電圧あるいは電荷を検出する検出工程と、
被写体を照明する発光工程と、
該検出工程において検出された各エリアの検出値に基づいて撮像画の輝度分布のヒストグラムを算出するヒストグラム演算工程と、
前記ヒストグラム演算工程において算出された、輝度分布のヒストグラムのパターンにおいて、所定の輝度レベルの占める割合が、所定の基準値を越えた場合、輝度信号から前記所定の輝度レベルの輝度信号を除いた輝度信号に基づいて前記発光工程による発光量を求める発光量演算工程と、
を実行させるための撮像装置の制御プログラム。A control program for controlling an imaging apparatus including photoelectric conversion means arranged on an imaging surface on which a subject image is formed,
On the computer,
A division step of dividing the electrical signal photoelectrically converted by the photoelectric conversion means into a plurality of areas;
A detection step of detecting the voltage or charge of each area divided in the division step;
A light emitting process for illuminating the subject;
A histogram calculation step of calculating a luminance distribution histogram of the captured image based on the detection value of each area detected in the detection step;
The luminance obtained by removing the luminance signal of the predetermined luminance level from the luminance signal when the ratio of the predetermined luminance level in the histogram pattern of the luminance distribution calculated in the histogram calculation step exceeds a predetermined reference value A light emission amount calculating step of obtaining a light emission amount by the light emission step based on a signal ;
The control program of the imaging device for causing
コンピュータに、
前記光電変換手段により光電変換された電気信号を複数のエリアに分割する分割工程と、
該分割工程において分割された各エリアの電圧あるいは電荷を検出する検出工程と、
被写体を照明する発光工程と、
前記発光工程において発光させない場合、前記検出工程において検出された各エリアの検出値を記憶する記憶工程と、
前記発光工程において発光させた場合の前記前記検出工程における各エリアの検出値と、前記記憶工程において記憶された対応する各エリアの記憶値とで演算を行なう演算工程と、
前記演算工程による演算値と所定の基準値とを比較し、前記演算値が前記所定の基準値を越えた場合、前記輝度信号から所定の輝度レベルの輝度信号を除いた輝度信号に基づいて前記発光工程による発光量を求める発光量演算工程と、
を実行させるための撮像装置の制御プログラム。A control program for controlling an imaging apparatus including photoelectric conversion means arranged on an imaging surface on which a subject image is formed,
On the computer,
A division step of dividing the electrical signal photoelectrically converted by the photoelectric conversion means into a plurality of areas;
A detection step of detecting the voltage or charge of each area divided in the division step;
A light emitting process for illuminating the subject;
If light is not emitted in the emitting step, a storage step of storing the detected value of each area detected in the detection step,
A calculation step of performing the detection value of each area in said detecting step in a case where light is emitted, the operation at the stored value of each area corresponding stored in said storing step in the light emitting step,
Comparing a calculated value obtained by the calculating step with a predetermined reference value, and when the calculated value exceeds the predetermined reference value, based on a luminance signal obtained by removing a luminance signal of a predetermined luminance level from the luminance signal A light emission amount calculating step for obtaining a light emission amount by the light emission step;
The control program of the imaging device for causing
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| JP2001027342A JP4136317B2 (en) | 2000-02-07 | 2001-02-02 | Imaging apparatus, control method therefor, and control program therefor |
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| JP2001027342A JP4136317B2 (en) | 2000-02-07 | 2001-02-02 | Imaging apparatus, control method therefor, and control program therefor |
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| JP2001296578A JP2001296578A (en) | 2001-10-26 |
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| JP4136317B2 JP4136317B2 (en) | 2008-08-20 |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003319255A (en) | 2002-02-20 | 2003-11-07 | Casio Comput Co Ltd | Image sensing apparatus with light emitting device, method of controlling light emitting device, image sensing method, and image sensing apparatus control program |
| JP4593900B2 (en) * | 2003-10-15 | 2010-12-08 | キヤノン株式会社 | IMAGING DEVICE, ITS CONTROL METHOD, PROGRAM, AND STORAGE MEDIUM |
| JP4661285B2 (en) * | 2004-05-28 | 2011-03-30 | コニカミノルタホールディングス株式会社 | Imaging apparatus and imaging method |
| US7697062B2 (en) * | 2006-11-08 | 2010-04-13 | Sony Ericsson Mobile Communications Ab | Camera and method in a camera |
| US8018525B2 (en) | 2007-12-21 | 2011-09-13 | Nokia Corporation | Camera flash module and method for controlling same |
| JP2009276560A (en) * | 2008-05-14 | 2009-11-26 | Ricoh Co Ltd | Imaging apparatus and imaging method |
| JP5531433B2 (en) * | 2009-03-30 | 2014-06-25 | カシオ計算機株式会社 | Imaging apparatus, imaging method, and program thereof |
| KR101217785B1 (en) * | 2011-04-14 | 2013-01-02 | 누비코 주식회사 | Video camera with adjustable brightness of light and method for adjusting of the same |
| KR101368955B1 (en) * | 2012-05-03 | 2014-03-03 | 주식회사 아이브이넷 | An apparatus and method for adjusting the intensity of radiation for a monitoring camera |
| JP6025400B2 (en) * | 2012-05-29 | 2016-11-16 | キヤノン株式会社 | Work position detection device and work position detection method |
| JP6904560B2 (en) * | 2017-08-01 | 2021-07-21 | 株式会社シグマ | Signal processing device |
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