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    • 1. 发明申请
    • AN APPARATUS AND A METHOD FOR ENCODING AN IMAGE CAPTURED BY AN OPTICAL ACQUISITION SYSTEM
    • 一种用于编码通过光学获取系统捕获的图像的装置和方法
    • WO2017045875A1
    • 2017-03-23
    • PCT/EP2016/069884
    • 2016-08-23
    • THOMSON LICENSING
    • BLONDÉ, LaurentSEIFI, MozhdehBOISSON, GuillaumeKERBIRIOU, PaulDRAZIC, Valter
    • H04N19/597H04N5/225
    • H04N19/597G06T2207/10052
    • There are several types of plenoptic devices and camera arrays available on the market, and all these light field acquisition devices have their proprietary file format.. However, there is no standard supporting the acquisition and transmission of multi- dimensional information. It is interesting to obtain information related to a correspondence between pixels of a sensor of said optical acquisition system and an object space of said optical acquisition system. Indeed, knowing which portion of the object space of an optical acquisition system a pixel belonging to the sensor of said optical acquisition system is sensing enables the improvement of signal processing operations. The notion of pixel beam, which represents a volume occupied by a set of rays of light in an object space of an optical system of a camera is thus introduce.
    • 市面上有几种类型的全光设备和相机阵列,所有这些光场采集设备都有其专有的文件格式。但是,没有标准支持多维信息的采集和传输。 有趣的是获得与所述光学获取系统的传感器的像素与所述光学采集系统的对象空间之间的对应关系相关的信息。 实际上,知道光学采集系统的属于所述光学采集系统的传感器的像素的物体空间的哪个部分是感测的,能够改善信号处理操作。 因此,引入了表示在照相机的光学系统的对象空间中由一组光线占据的体积的像素束的概念。
    • 2. 发明申请
    • METHOD AND A DEVICE FOR GENERATING AND PROCESSING DEPTH DATA
    • 用于生成和处理深度数据的方法和装置
    • WO2010124926A1
    • 2010-11-04
    • PCT/EP2010/054773
    • 2010-04-12
    • THOMSON LICENSINGBOISSON, GuillaumeKERBIRIOU, PaulLE MEUR, Olivier
    • BOISSON, GuillaumeKERBIRIOU, PaulLE MEUR, Olivier
    • H04N13/00
    • G06T7/593G06T7/32G06T2207/10012
    • The invention proposes a method for generating and processing depth data associated with a mapping of first image data comprised in a first image onto second image data comprised in at least a second image. Said method comprising the steps of generating a control signal which depends on a first saliency value determined using the first image data, wherein said control signal further depends on at least a second saliency value determined using the second image data, generating depth data using said mapping and processing the depth data wherein generating and/or processing of depth data is dependent on said control signal. This allows for more accurate generation and/or processing of the depth data in regions which are visually attracting and thus more likely in the focus of a viewer's attention.
    • 本发明提出了一种用于生成和处理与第一图像中包含的第一图像数据的映射相关联的深度数据的方法,该方法包括在至少第二图像中的第二图像数据上。 所述方法包括以下步骤:产生取决于使用第一图像数据确定的第一显着性值的控制信号,其中所述控制信号进一步依赖于使用第二图像数据确定的至少第二显着值,使用所述映射产生深度数据 并且处理深度数据,其中深度数据的产生和/或处理取决于所述控制信号。 这允许在视觉上吸引的区域中更深入地生成和/或处理深度数据,并且因此更有可能在观众关注的焦点。
    • 3. 发明申请
    • METHOD FOR MULTI-VIEW CODING AND CORRESPONDING DECODING METHOD
    • 多视图编码和相关解码方法
    • WO2011042440A1
    • 2011-04-14
    • PCT/EP2010/064837
    • 2010-10-05
    • THOMSON LICENSINGBOTTREAU, VincentKERBIRIOU, PaulBOISSON, GuillaumeLOPEZ, PatrickTOUZE, DavidOLIVIER, Yannick
    • BOTTREAU, VincentKERBIRIOU, PaulBOISSON, GuillaumeLOPEZ, PatrickTOUZE, DavidOLIVIER, Yannick
    • H04N7/26
    • H04N19/30H04N19/105
    • The invention relates to a multi-view coding method for a sequence of images presented in the form of a first view and at least one additional view. The method comprises the following steps for: coding (10) the images of the first view into a stream of coded data, and coding (12, 14, 16), in the stream of coded data, the images of the additional view from prediction data. The coding (12, 14, 16) of a current block of an image of the additional view known as the current image, comprises the following steps for: determining (12), according to a scalable SVC prediction mode, prediction data for the current block from corresponding data associated with at least one reference block of an image of the first view, known as the reference image, non co-located, coding (14) the current block from prediction data, coding (16) for the current block data indicating the position of the reference block with respect to the block of the reference image co-located to the current block.
    • 本发明涉及一种用于以第一视图和至少一个附加视图形式呈现的图像序列的多视图编码方法。 该方法包括以下步骤:将第一视图的图像(10)编码成编码数据流,并在编码数据流中对来自预测的附加视图的图像进行编码(12,14,16) 数据。 被称为当前图像的附加视图的当前图像块的编码(12,14,16)包括以下步骤:根据可伸缩SVC预测模式确定(12)当前图像的预测数据 与来自与第一视图的图像的至少一个参考块相关联的对应数据(称为参考图像)非共同定位,从预测数据编码(14)当前块,对当前块数据进行编码(16) 指示参考块相对于与当前块同位的参考图像的块的位置。
    • 6. 发明申请
    • INTERPOLATION METHOD AND CORRESPONDING DEVICE
    • 插值方法和相应的设备
    • WO2014114601A1
    • 2014-07-31
    • PCT/EP2014/051051
    • 2014-01-20
    • THOMSON LICENSING
    • BOISSON, GuillaumeKERBIRIOU, PaulNEBOUY, David
    • G06T3/40
    • G06T3/4007G06T3/4053H04N13/128H04N13/15
    • The invention relates to a method for interpolating a first block of pixels (20) to a second block of pixels (200) comprising a number of pixels greater than the number of pixels of the first block (20). The method comprises a step of determining second values to be associated with the interpolated pixels (202, 203, 206, 211, 216, 220, 221, 225, 227, 228, 229) of the second block (200) from a plane passing through three pixels of a block of four pixels comprising a pixel whose associated (disparity or grey level) value is unknown and from the coordinates of the interpolated pixels in the second block (200). The invention also relates to a corresponding interpolation module and the computer program product implementing the interpolation method in a computer.
    • 本发明涉及一种用于将第一像素块(20)内插到第二像素块(200)的方法,所述第二块像素(200)包括大于所述第一块(20)的像素数量的多个像素。 该方法包括以下步骤:确定与第二块(200)的内插像素(202,203,206,211,216,220,221,225,227,228,229)相关联的第二值与从平面通过的第二块相关联的步骤 通过四个像素的块的三个像素,其包括其相关联(差异或灰度)值未知的像素,以及来自第二块(200)中的内插像素的坐标。 本发明还涉及相应的内插模块和在计算机中实现插值方法的计算机程序产品。
    • 7. 发明申请
    • METHOD FOR REDUCING THE SIZE OF A STEREOSCOPIC IMAGE
    • 减少立体图像大小的方法
    • WO2012175386A1
    • 2012-12-27
    • PCT/EP2012/061206
    • 2012-06-13
    • THOMSON LICENSINGBOISSON, GuillaumeCHAMARET, ChristelKERBIRIOU, PaulLOPEZ, Patrick
    • BOISSON, GuillaumeCHAMARET, ChristelKERBIRIOU, PaulLOPEZ, Patrick
    • H04N13/00G06T7/00G06T3/40
    • H04N13/139G06T3/40G09G5/227H04N13/128H04N13/167H04N21/816
    • The invention relates to a image processing method to display a stereoscopic image on a target screen, a disparity information (200) being associated with said stereoscopic image and being adapted for the display of the stereoscopic image on an original screen, the size of the original screen being different from the size of the target screen, the stereoscopic image comprising a first image (20) and a second image (21). In order to optimise the disparity of the stereoscopic image, the method comprises the following steps: - selecting a part of said first image according to at least one property associated with the first image, - calculating a disparity budget associated with the target screen according to viewing conditions associated with the target screen, - calculating a target disparity information associated with the selected part of the image according to the disparity budget and an original disparity information associated with the selected part of the first image.
    • 本发明涉及一种用于在目标屏幕上显示立体图像的图像处理方法,与所述立体图像相关联并适于在原始屏幕上显示立体图像的视差信息(200),原始尺寸 屏幕不同于目标屏幕的尺寸,立体图像包括第一图像(20)和第二图像(21)。 为了优化立体图像的差异,该方法包括以下步骤: - 根据与第一图像相关联的至少一个属性来选择所述第一图像的一部分, - 根据所述第一图像计算与目标屏幕相关联的视差预算 与所述目标屏幕相关联的观看条件, - 根据所述视差预算来计算与所述图像的所选部分相关联的目标视差信息,以及与所述第一图像的所选部分相关联的原始视差信息。
    • 9. 发明申请
    • AN APPARATUS AND A METHOD FOR GENERATING DATA REPRESENTATIVE OF A PIXEL BEAM
    • 用于生成像素束的数据表示的装置和方法
    • WO2018002346A1
    • 2018-01-04
    • PCT/EP2017/066359
    • 2017-06-30
    • THOMSON LICENSING
    • BLONDÉ, LaurentSCHUBERT, ArnoBOISSON, GuillaumeDOYEN, DidierKERBIRIOU, PaulBURELLER, OlivierDRAZIC, Valter
    • H04N13/00H04N13/02
    • There are several types of plenoptic devices having their proprietary file format. At present there is no standard supporting the acquisition and transmission of multidimensional information for an exhaustive over-view of the different parameters upon which a light-field depends. As such acquired light-field data for different cameras have a diversity of formats. The notion of pixel beam, which represents a volume occupied by a set of rays of light in an object space of an optical system of a camera is thus introduced. The method according to the invention enables to provide data representative of a collection of pixel beams describing a first optical system that is agnostic since these data are obtained by imaging the collection of pixel beams through a second optical system. Such data representative of a collection of pixel beams enable the generation of parametrized output images from which post-processing.
    • 有几种类型的全光设备具有其专有文件格式。 目前还没有一个标准支持多维信息的获取和传输,以便详细了解光场依赖的不同参数。 由于这样获取的用于不同相机的光场数据具有多种格式。 由此引入像素光束的概念,该像素光束表示由照相机的光学系统的物体空间中的一组光线占据的体积。 根据本发明的方法使得能够提供表示描述不可知的第一光学系统的像素光束集合的数据,因为这些数据是通过将像素光束的集合成像通过第二光学系统而获得的。 表示一组像素光束的这种数据使得能够生成从其进行后处理的参数化输出图像。

    • 10. 发明申请
    • A METHOD AND A DEVICE FOR RECONSTRUCTING A POINT CLOUD REPRESENTATIVE OF A SCENE USING LIGHT-FIELD DATA
    • 利用光场数据重建场景的点云表示的方法和装置
    • WO2018050725A1
    • 2018-03-22
    • PCT/EP2017/073077
    • 2017-09-14
    • THOMSON LICENSING
    • DRAZIC, ValterDOYEN, DidierKERBIRIOU, Paul
    • H04N19/463H04N19/59H04N19/593H04N19/597
    • METHOD AND A DEVICE FOR RECONSTRUCTINGA POINT CLOUD REPRESENTATIVE OF A SCENE USING LIGHT-FIELD DATA The present invention relates to the reconstruction of point cloud representing a scene. Point clouddata take up large amounts of storage space which makes storage cumbersome and processing less efficient. To this end, it is proposed a method for encoding a signal representative of a scenecomprisingparameters representing the rays of light sensed by the different pixels of the sensor are mapped on the sensor. A second set of encoded parameters are used to reconstruct the light-field content from the parameters representing the rays of light sensed by the different pixels of the sensor, a third set of parameters representing the depth an intersection of said ray of light representedby said first set of parameters with at least an object of said scene and a fourth set of parametersrepresenting color dataare used to reconstruct the point cloud on the receiver side. FIG. 9
    • 用于使用光场数据的场景的重构点云代表的方法和装置技术领域本发明涉及代表场景的点云的重构。 点云数据占用大量存储空间,这使得存储繁琐且处理效率降低。 为此,提出了一种用于对代表场景的信号进行编码的方法,该场景包括表示由传感器的不同像素感测的光线的参数的参数映射在传感器上。 第二组编码参数被用于从表示由传感器的不同像素感测的光线的参数重建光场内容,第三组参数表示由所述第一图像表示的所述光线的交点的深度 具有所述场景的至少一个对象的一组参数和表示颜色数据的第四组参数被用于在接收器侧重建点云。 图。 9