Image stitching in a multi-camera array
    122.
    发明授权
    Image stitching in a multi-camera array 有权
    多相机阵列中的图像拼接

    公开(公告)号:US09355433B1

    公开(公告)日:2016-05-31

    申请号:US14754695

    申请日:2015-06-30

    Applicant: GoPro, Inc.

    CPC classification number: G06T3/4038 G06T3/0093 G06T2207/20221

    Abstract: Images captured by multi-camera arrays with overlap regions can be stitched together using image stitching operations. An image stitching operation can be selected for use in stitching images based on a number of factors. An image stitching operation can be selected based on a view window location of a user viewing the images to be stitched together. An image stitching operation can also be selected based on a type, priority, or depth of image features located within an overlap region. Finally, an image stitching operation can be selected based on a likelihood that a particular image stitching operation will produce visible artifacts. Once a stitching operation is selected, the images corresponding to the overlap region can be stitched using the stitching operation, and the stitched image can be stored for subsequent access.

    Abstract translation: 使用重叠区域的多相机阵列拍摄的图像可以使用图像拼接操作拼接在一起。 可以基于多个因素来选择图像拼接操作以用于拼接图像。 可以基于观看要缝合的图像的用户的视窗位置来选择图像拼接操作。 还可以基于位于重叠区域内的图像特征的类型,优先级或深度来选择图像拼接操作。 最后,可以基于特定图像拼接操作将产生可见伪影的可能性来选择图像拼接操作。 一旦选择了缝合操作,就可以使用缝合操作来缝合与重叠区域相对应的图像,并且可以存储缝合图像以供后续访问。

    Image Blur Based on 3D Depth Information
    123.
    发明申请
    Image Blur Based on 3D Depth Information 有权
    基于3D深度信息的图像模糊

    公开(公告)号:US20160029004A1

    公开(公告)日:2016-01-28

    申请号:US14875690

    申请日:2015-10-05

    Applicant: GoPro, Inc.

    Abstract: Blurring is simulated in post-processing for captured images. A 3D image is received from a 3D camera, and depth information in the 3D image is used to determine the relative distances of objects in the image. One object is chosen as the subject of the image, and an additional object in the image is identified. Image blur is applied to the identified additional object based on the distance between the 3D camera and the subject object, the distance between the subject object and the additional object, and a virtual focal length and virtual f-number.

    Abstract translation: 在捕获图像的后处理中模拟模糊。 从3D摄像机接收3D图像,并且使用3D图像中的深度信息来确定图像中物体的相对距离。 选择一个对象作为图像的主题,并且识别图像中的附加对象。 基于3D摄像机与被摄对象之间的距离,被摄对象与附加对象之间的距离以及虚拟焦距和虚拟f数,将图像模糊应用于所识别的附加对象。

    Auto-Alignment Of Image Sensors In A Multi-Camera System
    124.
    发明申请
    Auto-Alignment Of Image Sensors In A Multi-Camera System 有权
    多相机系统中图像传感器的自动对准

    公开(公告)号:US20150271421A1

    公开(公告)日:2015-09-24

    申请号:US14606019

    申请日:2015-01-27

    Applicant: GoPro, Inc.

    Abstract: A pair of cameras having an overlapping field of view is aligned based on images captured by image sensors of the pair of cameras. A pixel shift is identified between the images. Based on the identified pixel shift, a calibration is applied to one or both of the pair of cameras. To determine the pixel shift, the camera applies correlation methods including edge matching. Calibrating the pair of cameras may include adjusting a read window on an image sensor. The pixel shift can also be used to determine a time lag, which can be used to synchronize subsequent image captures.

    Abstract translation: 具有重叠视野的一对相机基于由该对相机的图像传感器捕获的图像来对准。 在图像之间识别像素漂移。 基于所识别的像素偏移,校准被应用于该对照相机中的一个或两个。 为了确定像素偏移,相机应用包括边缘匹配的相关方法。 校准一对相机可能包括调整图像传感器上的读取窗口。 像素偏移也可用于确定时间滞后,可用于同步后续图像捕获。

    GENERATION OF VIDEO FROM SPHERICAL CONTENT USING EDIT MAPS
    125.
    发明申请
    GENERATION OF VIDEO FROM SPHERICAL CONTENT USING EDIT MAPS 有权
    使用编辑图像从球形内容生成视频

    公开(公告)号:US20150256808A1

    公开(公告)日:2015-09-10

    申请号:US14637180

    申请日:2015-03-03

    Applicant: GoPro, Inc.

    Abstract: A spherical content capture system captures spherical video content. A spherical video sharing platform enables users to share the captured spherical content and enables users to access spherical content shared by other users. In one embodiment, captured metadata or video/audio processing is used to identify content relevant to a particular user based on time and location information. The platform can then generate an output video from one or more shared spherical content files relevant to the user. The output video may include a non-spherical reduced field of view such as those commonly associated with conventional camera systems. Particularly, relevant sub-frames having a reduced field of view may be extracted from each frame of spherical video to generate an output video that tracks a particular individual or object of interest.

    Abstract translation: 球面内容捕获系统捕获球面视频内容。 一个球面视频共享平台使用户能够共享所捕获的球面内容,并使用户能够访问其他用户共享的球面内容。 在一个实施例中,捕获的元数据或视频/音频处理被用于基于时间和位置信息来识别与特定用户相关的内容。 然后,平台可以从与用户相关的一个或多个共享球面内容文件生成输出视频。 输出视频可以包括诸如通常与常规相机系统相关联的非球面缩小视场。 特别地,可以从球面视频的每个帧中提取具有减小的视场的相关子帧,以生成跟踪特定个人或感兴趣对象的输出视频。

    Auto-alignment of image sensors in a multi-camera system
    126.
    发明授权
    Auto-alignment of image sensors in a multi-camera system 有权
    图像传感器在多摄像机系统中的自动对准

    公开(公告)号:US08988509B1

    公开(公告)日:2015-03-24

    申请号:US14221254

    申请日:2014-03-20

    Applicant: GoPro, Inc.

    Abstract: A pair of cameras having an overlapping field of view is aligned based on images captured by image sensors of the pair of cameras. A pixel shift is identified between the images. Based on the identified pixel shift, a calibration is applied to one or both of the pair of cameras. To determine the pixel shift, the camera applies correlation methods including edge matching. Calibrating the pair of cameras may include adjusting a read window on an image sensor. The pixel shift can also be used to determine a time lag, which can be used to synchronize subsequent image captures.

    Abstract translation: 具有重叠视野的一对相机基于由该对相机的图像传感器捕获的图像来对准。 在图像之间识别像素漂移。 基于所识别的像素偏移,校准被应用于该对照相机中的一个或两个。 为了确定像素偏移,相机应用包括边缘匹配的相关方法。 校准一对相机可能包括调整图像传感器上的读取窗口。 像素偏移也可用于确定时间滞后,可用于同步后续图像捕获。

    Camera Heat Sink
    127.
    发明申请
    Camera Heat Sink 有权
    相机散热器

    公开(公告)号:US20150049243A1

    公开(公告)日:2015-02-19

    申请号:US14458195

    申请日:2014-08-12

    Applicant: GoPro, Inc.

    Abstract: A camera includes a camera body having a camera lens structured on a front surface of the camera body and electronics internal to the camera body for capturing images via the camera lens. A thermally conductive material is thermally coupled to the electronics and exposed on an external face of the camera body. The thermally conductive material transfers heat produced by the electronics to the external face of the camera, and a removable heat sink removably couples to the thermally conductive material. The camera further includes a housing structured to at least partially enclose the camera body. The housing is structured to enable at least a portion of the removable heat sink to protrude through the housing.

    Abstract translation: 相机包括相机主体,其具有构造在照相机主体的前表面上的相机透镜和用于经由相机镜头拍摄图像的照相机主体内部的电子设备。 导热材料热耦合到电子设备并暴露在照相机主体的外表面上。 导热材料将由电子器件产生的热量传递到照相机的外表面,并且可移除的散热器可移除地耦合到导热材料。 相机还包括被构造成至少部分地包围照相机主体的壳体。 壳体被构造成使得至少一部分可移除散热器突出穿过壳体。

    Conversion between aspect ratios in camera
    128.
    发明授权
    Conversion between aspect ratios in camera 有权
    照相机长宽比之间的转换

    公开(公告)号:US08917329B1

    公开(公告)日:2014-12-23

    申请号:US14180887

    申请日:2014-02-14

    Applicant: GoPro, Inc.

    Abstract: A camera system captures an image in a source aspect ratio and applies a transformation to the input image to scale and warp the image to generate an output image having a target aspect ratio different than the source aspect ratio. The output image has the same field of view as the input image, maintains image resolution, and limits distortion to levels that do not substantially affect the viewing experience. In one embodiment, the output image is non-linearly warped relative to the input image such that a distortion in the output image relative to the input image is greater in a corner region of the output image than a center region of the output image.

    Abstract translation: 相机系统以源宽高比捕获图像,并且对输入图像应用变换以缩放和扭曲图像以生成具有不同于源宽高比的目标纵横比的输出图像。 输出图像与输入图像具有相同的视野,保持图像分辨率,并将失真限制到不会对观看体验产生实质影响的水平。 在一个实施例中,输出图像相对于输入图像非线性翘曲,使得输出图像中相对于输入图像的失真在输出图像的拐角区域中大于输出图像的中心区域。

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