JP2019528582A - 3次元画像をキャプチャおよび生成するためのシステムおよび方法 - Google Patents
3次元画像をキャプチャおよび生成するためのシステムおよび方法 Download PDFInfo
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- 238000005286 illumination Methods 0.000 claims abstract description 11
- 230000003247 decreasing effect Effects 0.000 claims abstract description 8
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/257—Colour aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/204—Image signal generators using stereoscopic image cameras
- H04N13/254—Image signal generators using stereoscopic image cameras in combination with electromagnetic radiation sources for illuminating objects
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/50—Depth or shape recovery
- G06T7/55—Depth or shape recovery from multiple images
- G06T7/586—Depth or shape recovery from multiple images from multiple light sources, e.g. photometric stereo
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/204—Image signal generators using stereoscopic image cameras
- H04N13/207—Image signal generators using stereoscopic image cameras using a single 2D image sensor
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/271—Image signal generators wherein the generated image signals comprise depth maps or disparity maps
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/20—Image signal generators
- H04N13/296—Synchronisation thereof; Control thereof
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10024—Color image
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10141—Special mode during image acquisition
- G06T2207/10152—Varying illumination
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- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Electromagnetism (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Image Input (AREA)
- Measurement Of Optical Distance (AREA)
- Stereoscopic And Panoramic Photography (AREA)
- Studio Devices (AREA)
Abstract
Description
光源 (1)
画像レコーダ (2)
照射範囲 (3)
障害物 (4)
Claims (13)
- 複数の障害物(4)を有するターゲットの3次元画像をキャプチャおよび生成する3次元画像生成システムであって、
強度が調節可能な少なくとも1つの光源(1)と、
前記ターゲットの画像をキャプチャする少なくとも1つの画像レコーダ(2)と、
一つの期間内に前記光源(1)の強度を増加させるまたは減少させることによって前記光源(1)を制御し、前記期間内に前記ターゲットの複数の画像をキャプチャするために前記画像レコーダ(2)を制御し、そして、3次元画像をキャプチャおよび生成するために、前記期間内においてキャプチャされた画像間の障害物(4)の照度レベル変化を比較することによって前記障害物(4)の奥行きを算出する少なくとも1つの制御ユニット(図示せず)と、を有する3次元画像生成システム。 - 光源(1)の色が、前記制御ユニットによって調節可能である、請求項1に記載の3次元画像生成システム。
- 光源(1)の光強度が半球状に広がる、請求項1に記載の3次元画像生成システム。
- 複数の障害物(4)を有するターゲットの3次元画像をキャプチャおよび生成する3次元画像生成方法であって、
1つの期間内に、前記ターゲットを照らす少なくとも1つの光源(1)の強度を増加させるまたは減少させる工程と、
前記期間内に、少なくとも1つの画像レコーダ(2)を介して前記ターゲットの画像をキャプチャする工程と、
3次元画像をキャプチャおよび生成するために、少なくとも1つの制御ユニットを介して、前記期間においてキャプチャされた画像間の障害物(4)の照度レベル変化を比較することにより、前記障害物(4)の奥行きを算出する工程と、を含む、3次元画像生成方法。 - 算出された障害物(4)の奥行きを用いてキャプチャされた少なくとも1つの画像の隆起マップを算出する工程をさらに含んでいる、請求項4に記載の3次元画像生成方法。
- 光源(1)の輝度が段階的に変化する、請求項4に記載の3次元画像生成方法。
- 強度ステップが離散的に変化する、請求項6に記載の3次元画像生成方法。
- 強度ステップが連続的に変化する、請求項6に記載の3次元画像生成方法。
- ステップそれぞれの幅が、画像レコーダ(2)のシャッタースピードに対して等しいまたは大きい、請求項6に記載の3次元画像生成方法。
- 光源(1)の強度が連続的に変化する、請求項4に記載の3次元画像生成方法。
- 光源(1)の色が変化され、光源(1)の新しい色毎に、少なくとも1つの光源(1)の強度を増加させるまたは減少させる工程、少なくとも1つの画像レコーダ(2)を介して前記ターゲットの画像をキャプチャする工程、および前記障害物(4)の奥行きを算出する工程が繰り返される、請求項4に記載の3次元画像生成方法。
- 障害物(4)の初期サイズを算出する工程と、動画をレコーディングする工程とをさらに含み、
前記レコーディング中の障害物(4)の奥行き変化を、算出された初期サイズに対するサイズ変化にしたがって算出する、請求項4に記載の3次元画像生成方法。 - 算出された障害物(4)の深さ情報を用いて前景の物体と背景の物体とを区別する工程をさらに含む、請求項4に記載の3次元画像生成方法。
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PCT/TR2016/000078 WO2017209707A1 (en) | 2016-06-03 | 2016-06-03 | A system and a method for capturing and generating 3d image |
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US (1) | US10917627B2 (ja) |
EP (1) | EP3466068B1 (ja) |
JP (1) | JP6837498B2 (ja) |
KR (1) | KR102537416B1 (ja) |
DK (1) | DK3466068T3 (ja) |
ES (1) | ES2849273T3 (ja) |
WO (1) | WO2017209707A1 (ja) |
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US20190230342A1 (en) | 2019-07-25 |
KR20190015503A (ko) | 2019-02-13 |
JP6837498B2 (ja) | 2021-03-03 |
DK3466068T3 (da) | 2021-02-15 |
WO2017209707A1 (en) | 2017-12-07 |
EP3466068B1 (en) | 2020-11-11 |
EP3466068A1 (en) | 2019-04-10 |
KR102537416B1 (ko) | 2023-05-26 |
ES2849273T3 (es) | 2021-08-17 |
US10917627B2 (en) | 2021-02-09 |
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