Virtual lens simulation for video and photo cropping

    公开(公告)号:US11164282B2

    公开(公告)日:2021-11-02

    申请号:US17075943

    申请日:2020-10-21

    Applicant: GoPro, Inc.

    Abstract: In a video capture system, a virtual lens is simulated when applying a crop or zoom effect to an input video. An input video frame is received from the input video that has a first field of view and an input lens distortion caused by a lens used to capture the input video frame. A selection of a sub-frame representing a portion of the input video frame is obtained that has a second field of view smaller than the first field of view. The sub-frame is processed to remap the input lens distortion to a desired lens distortion in the sub-frame. The processed sub-frame is the outputted.

    Virtual lens simulation for video and photo cropping

    公开(公告)号:US10395338B2

    公开(公告)日:2019-08-27

    申请号:US16229512

    申请日:2018-12-21

    Applicant: GoPro, Inc.

    Abstract: In a video capture system, a virtual lens is simulated when applying a crop or zoom effect to an input video. An input video frame is received from the input video that has a first field of view and an input lens distortion caused by a lens used to capture the input video frame. A selection of a sub-frame representing a portion of the input video frame is obtained that has a second field of view smaller than the first field of view. The sub-frame is processed to remap the input lens distortion to a desired lens distortion in the sub-frame. The processed sub-frame is the outputted.

    Virtual Lens Simulation for Video and Photo Cropping
    18.
    发明申请
    Virtual Lens Simulation for Video and Photo Cropping 审中-公开
    虚拟镜头模拟视频和照片裁剪

    公开(公告)号:US20160343107A1

    公开(公告)日:2016-11-24

    申请号:US15157207

    申请日:2016-05-17

    Applicant: GoPro, Inc.

    Abstract: In a video capture system, a virtual lens is simulated when applying a crop or zoom effect to an input video. An input video frame is received from the input video that has a first field of view and an input lens distortion caused by a lens used to capture the input video frame. A selection of a sub-frame representing a portion of the input video frame is obtained that has a second field of view smaller than the first field of view. The sub-frame is processed to remap the input lens distortion to a desired lens distortion in the sub-frame. The processed sub-frame is the outputted.

    Abstract translation: 在视频采集系统中,当对输入视频应用裁剪或缩放效果时,会模拟虚拟镜头。 从具有第一视野的输入视频接收输入视频帧,以及由用于捕获输入视频帧的镜头引起的输入镜头失真。 获得表示输入视频帧的一部分的子帧的选择,其具有小于第一视场的第二视场。 处理子帧以将输入透镜失真重新映射到子帧中期望的透镜失真。 被处理的子帧被输出。

    VIRTUAL LENS SIMULATION FOR VIDEO AND PHOTO CROPPING

    公开(公告)号:US20210035261A1

    公开(公告)日:2021-02-04

    申请号:US17075943

    申请日:2020-10-21

    Applicant: GoPro, Inc.

    Abstract: In a video capture system, a virtual lens is simulated when applying a crop or zoom effect to an input video. An input video frame is received from the input video that has a first field of view and an input lens distortion caused by a lens used to capture the input video frame. A selection of a sub-frame representing a portion of the input video frame is obtained that has a second field of view smaller than the first field of view. The sub-frame is processed to remap the input lens distortion to a desired lens distortion in the sub-frame. The processed sub-frame is the outputted.

    VIRTUAL LENS SIMULATION FOR VIDEO AND PHOTO CROPPING

    公开(公告)号:US20200118240A1

    公开(公告)日:2020-04-16

    申请号:US16713839

    申请日:2019-12-13

    Applicant: GoPro, Inc.

    Abstract: In a video capture system, a virtual lens is simulated when applying a crop or zoom effect to an input video. An input video frame is received from the input video that has a first field of view and an input lens distortion caused by a lens used to capture the input video frame. A selection of a sub-frame representing a portion of the input video frame is obtained that has a second field of view smaller than the first field of view. The sub-frame is processed to remap the input lens distortion to a desired lens distortion in the sub-frame. The processed sub-frame is the outputted.

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