JP2017011451A5 - Detection device, detection method, program, and focusing device - Google Patents

Detection device, detection method, program, and focusing device Download PDF

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JP2017011451A5
JP2017011451A5 JP2015124092A JP2015124092A JP2017011451A5 JP 2017011451 A5 JP2017011451 A5 JP 2017011451A5 JP 2015124092 A JP2015124092 A JP 2015124092A JP 2015124092 A JP2015124092 A JP 2015124092A JP 2017011451 A5 JP2017011451 A5 JP 2017011451A5
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本発明は、検出装置、検出方法、プログラム及び合焦装置に関する。 The present invention relates to a detection device, a detection method , a program, and a focusing device .

Claims (15)

第１の撮像画像を取得する第１の取得手段と、
前記第１の取得手段が取得する撮像範囲が含まれる範囲であって、当該第１の取得手段とは異なる波長域の光を撮像することにより第２の撮像画像を取得する第２の取得手段と、
前記第１の撮像画像から所定の被写体像を含みうる第１の領域を検出する第１の検出手段と、
前記第２の撮像画像から前記所定の被写体像を含みうる第２の領域を検出する第２の検出手段と、
前記第１の領域と前記第２の領域とから前記所定の被写体像の領域を特定する特定手段と、
を備えることを特徴とする検出装置。 First acquisition means for acquiring a first captured image;
Second acquisition means for acquiring a second captured image by capturing light in a wavelength range different from that of the first acquisition means, the image acquisition range being acquired by the first acquisition means. When,
First detection means for detecting a first region that may include a predetermined subject image from the first captured image;
Second detection means for detecting a second region that may include the predetermined subject image from the second captured image;
Specifying means for specifying an area of the predetermined subject image from the first area and the second area;
A detection apparatus comprising: 前記特定手段は、前記第１の撮像画像内の前記第１の領域内であって、前記第２の領域が含まれる領域を前記所定の被写体像の領域として特定する、
ことを特徴とする請求項１に記載の検出装置。 The specifying unit specifies an area in the first area in the first captured image that includes the second area as an area of the predetermined subject image.
The detection apparatus according to claim 1. 前記特定手段によって特定される前記所定の被写体像の領域は、前記第１の領域より狭い、
ことを特徴とする請求項１に記載の検出装置。 An area of the predetermined subject image specified by the specifying means is narrower than the first area;
The detection apparatus according to claim 1. 前記第１の領域は複数であって、
前記特定手段は、前記第１の撮像画像内の複数の前記第１の領域の内の何れかであって、前記第２の領域が含まれる領域を前記所定の被写体像の領域として特定する、
ことを特徴とする請求項１乃至３の何れか１項に記載の検出装置。 The first region is plural,
The specifying unit specifies any one of the plurality of first regions in the first captured image, the region including the second region as a region of the predetermined subject image.
The detection device according to any one of claims 1 to 3, wherein 特定される前記所定の被写体像の領域の数は、前記第１の領域の数より少ない、
ことを特徴とする請求項４に記載の検出装置。 The number of areas of the predetermined subject image identified is less than the number of the first areas;
The detection device according to claim 4. 前記第１の取得手段は、可視光による像を撮像することにより前記第１の撮像画像を取得する、
ことを特徴とする請求項１乃至５の何れか１項に記載の検出装置。 Said first acquisition hand stage, that Tokusu collected the first captured image by capturing an image with visible light,
The detection apparatus according to claim 1, wherein the detection apparatus includes: 前記第２の取得手段は、赤外光による像を撮像することにより前記第１の撮像画像を取得する、
ことを特徴とする請求項１乃至６の何れか１項に記載の検出装置。 The second acquisition means acquires the first captured image by capturing an image of infrared light.
The detection apparatus according to any one of claims 1 to 6, wherein the detection apparatus includes: 前記特定手段は、
前記第１の領域及び前記第２の領域の一方のうちの前記所定の被写体像の領域以外の領域である非被写体像領域を特定し、
前記特定した非被写体像領域と、前記第１の領域及び前記第２の領域の他方とに基づいて、前記所定の被写体像の領域を特定する、
ことを特徴とする請求項１乃至７の何れか１項に記載の検出装置。 The specifying means is:
Identifying a non-subject image region that is a region other than the predetermined subject image region in one of the first region and the second region;
Identifying the predetermined subject image region based on the identified non-subject image region and the other of the first region and the second region;
The detection apparatus according to claim 1, wherein 所定の条件に基づき、前記第１の領域及び前記第２の領域の前記一方を、前記第１の領域及び前記第２の領域のいずれにするかを判別する判別手段を更に備える、
ことを特徴とする請求項８に記載の検出装置。 Further comprising: a determination unit that determines whether the one of the first region and the second region is the first region or the second region based on a predetermined condition;
The detection device according to claim 8 . 前記判別手段は、前記所定の条件として撮像条件に基づき判別する、
ことを特徴とする請求項９に記載の検出装置。 The determining means determines based on an imaging condition as the predetermined condition;
The detection device according to claim 9 . 前記第２の取得手段は、前記第２の撮像画像内における前記第１の領域に相当する領域に対して前記第２の領域を検出する、The second acquisition means detects the second region with respect to a region corresponding to the first region in the second captured image;
ことを特徴とする請求項１乃至１０の何れか１項に記載の検出装置。The detection apparatus according to claim 1, wherein the detection apparatus includes: 前記所定の被写体像は、人物の顔である、The predetermined subject image is a human face;
ことを特徴とする請求項１乃至１１の何れか１項に記載の検出装置。The detection apparatus according to claim 1, wherein 第１の撮像画像を取得する第１の取得処理と、A first acquisition process for acquiring a first captured image;
前記第１の取得処理が取得する撮像範囲が含まれる範囲であって、当該第１の取得処理とは異なる波長域の光を撮像することにより第２の撮像画像を取得する第２の取得処理と、A second acquisition process in which a second captured image is acquired by imaging light in a wavelength range different from that of the first acquisition process, which includes an imaging range acquired by the first acquisition process. When,
前記第１の撮像画像から所定の被写体像を含みうる第１の領域を検出する第１の検出処理と、A first detection process for detecting a first region that may include a predetermined subject image from the first captured image;
前記第２の撮像画像から前記所定の被写体像を含みうる第２の領域を検出する第２の検出処理と、A second detection process for detecting a second region that may include the predetermined subject image from the second captured image;
前記第１の領域と前記第２の領域とから前記所定の被写体像の領域を特定する特定処理と、A specifying process for specifying a region of the predetermined subject image from the first region and the second region;
を含むことを特徴とする検出方法。A detection method comprising: コンピュータに、On the computer,
第１の撮像画像を取得する第１の取得機能と、A first acquisition function for acquiring a first captured image;
前記第１の取得機能が取得する撮像範囲が含まれる範囲であって、当該第１の取得機能とは異なる波長域の光を撮像することにより第２の撮像画像を取得する第２の取得機能と、A second acquisition function for acquiring a second captured image by imaging light in a wavelength range different from that of the first acquisition function, the imaging range being acquired by the first acquisition function. When,
前記第１の撮像画像から所定の被写体像を含みうる第１の領域を検出する第１の検出機能と、A first detection function for detecting a first region that may include a predetermined subject image from the first captured image;
前記第２の撮像画像から前記所定の被写体像を含みうる第２の領域を検出する第２の検出機能と、A second detection function for detecting a second region that may include the predetermined subject image from the second captured image;
前記第１の領域と前記第２の領域とから前記所定の被写体像の領域を特定する特定機能と、A specifying function for specifying an area of the predetermined subject image from the first area and the second area;
を実現させることを特徴とするプログラム。A program characterized by realizing. 請求項１乃至１２の何れか１項に記載の検出装置を備えた合焦装置であって、A focusing device comprising the detection device according to any one of claims 1 to 12,
前記特定手段によって特定された前記所定の被写体像の領域を、前記所定の被写体像に焦点を合わせるために用いられるＡＦ評価領域として設定する設定手段を備える、Setting means for setting an area of the predetermined subject image specified by the specifying means as an AF evaluation area used for focusing on the predetermined subject image;
ことを特徴とする合焦装置。  A focusing device characterized by that.
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