APPARATUS AND METHODS FOR VIDEO COMPRESSION

    公开(公告)号:US20220038750A1

    公开(公告)日:2022-02-03

    申请号:US17502852

    申请日:2021-10-15

    Applicant: GoPro, Inc.

    Abstract: Reducing artifacts in decoded images includes decoding a first facet of an image, where the first facet includes first edge pixels. A second facet of the image that includes second edge pixels is decoded. The first edge pixels are not adjacent to the second edge pixels and the second facet is decoded independently of the first facet. The first edge pixels are copied to an area adjacent to the second edge pixels. The second edge pixels are filtered using the copied first edge pixels. The second edge pixels are copied to an area adjacent to the first edge pixels. The first edge pixels are filtered using the copied second edge pixels.

    COLOR FRINGING PROCESSING INDEPENDENT OF TONE MAPPING

    公开(公告)号:US20220021852A1

    公开(公告)日:2022-01-20

    申请号:US17299767

    申请日:2019-10-17

    Applicant: GoPro, Inc.

    Abstract: Systems and methods are disclosed for image signal processing. For example, methods may include receiving an image from an image sensor, detecting, in a linear domain, color fringing areas in the image, correcting detected color fringing areas to obtain a corrected image, performing tone mapping to the corrected image to obtain a tone mapped image and storing, displaying, or transmitting an output image based on at least the tone mapped image.

    Methods and apparatus for maximizing codec bandwidth in video applications

    公开(公告)号:US11228781B2

    公开(公告)日:2022-01-18

    申请号:US16572383

    申请日:2019-09-16

    Applicant: GoPro, Inc.

    Abstract: Methods and apparatus for processing of video content to optimize codec bandwidth. In one embodiment, the method includes capturing panoramic imaging content (e.g., a 360° panorama), mapping the panoramic imaging content into an equi-angular cubemap (EAC) format, and splitting the EAC format into segments for transmission to maximize codec bandwidth. In one exemplary embodiment, the EAC segments are transmitted at a different frame rate than the subsequent display rate of the panoramic imaging content. For example, the mapping and frame rate may be chosen to enable the rendering of 8K, 360-degree content at 24 fps, using commodity encoder hardware and software that nominally supports 4K content at 60 fps.

    Systems and methods for stabilizing videos

    公开(公告)号:US11228712B2

    公开(公告)日:2022-01-18

    申请号:US16992479

    申请日:2020-08-13

    Applicant: GoPro, Inc.

    Abstract: Visual content is captured by an image capture device during a capture duration. The image capture devices experiences motion during the capture duration. The intentionality of the motion of the image capture device is determined based on angular acceleration of the image capture device during the capture duration. A punchout of the visual content is determined based on the intentionality of the motion of the image capture device. The punchout of the visual content is used to generate stabilized visual content.

    Methods and apparatus for projection conversion decoding for applications eco-systems

    公开(公告)号:US11218676B2

    公开(公告)日:2022-01-04

    申请号:US17020362

    申请日:2020-09-14

    Applicant: GoPro, Inc.

    Abstract: Apparatus and methods for projection conversion decoding for applications eco-systems are disclosed. In one embodiment, a decoder apparatus is utilized to read formatting information from an intermediate projection format; convert the intermediate projection format to a display projection format; apply a rotation operation to the display projection format in accordance with the reading of the formatting information; and transmit the display projection format for use by an application. In some implementations, the intermediate projection format has been stabilized prior to encoding in order to improve upon the encoding efficiency for the intermediate projection format. The application of the rotation operation may then be utilized to reverse the stabilized imaging data. Methods and computing systems are also disclosed.

    Systems and methods for sharing capture settings for visual content capture

    公开(公告)号:US11212481B2

    公开(公告)日:2021-12-28

    申请号:US17210243

    申请日:2021-03-23

    Applicant: GoPro, Inc.

    Abstract: An image capture device may capture visual content using a capture setting. A machine-readable optical code conveying the capture setting may be generated. The machine-readable optical code may convey the capture setting such that an image capture device capturing an image including the machine-readable optical code: (1) identifies the machine-readable optical code within the image; (2) determines the capture setting conveyed by the machine-readable optical code; and (3) stores the capture setting for use in visual content capture. A graphical user interface may enable a user to associate the machine-readable optical code with the visual content. The association of the machine-readable optical code with the visual content may cause subsequent presentation of the visual content to include presentation of the machine-readable optical code.

    CAMERA MICROPHONE DRAINAGE SYSTEM DESIGNED FOR BEAMFORMING

    公开(公告)号:US20210400381A1

    公开(公告)日:2021-12-23

    申请号:US16907683

    申请日:2020-06-22

    Applicant: GoPro, Inc.

    Abstract: An image capture device includes an audio depression formed into the housing with a drainage microphone mounted therein. A cover protects the drainage microphone disposed beneath the cover from an environment external to the image capture device. The cover and audio depression define a drainage channel extending from a channel entrance, through a channel volume, and out a channel exit. The surface area of the opening of the channel entrance is proportioned relative to the channel volume such that the ratio of the surface area to volume is greater than ten percent. This allows the cover to shift resonance outside of a desired frequency band.

    HIGH DYNAMIC RANGE PROCESSING BASED ON ANGULAR RATE MEASUREMENTS

    公开(公告)号:US20210392259A1

    公开(公告)日:2021-12-16

    申请号:US17354724

    申请日:2021-06-22

    Applicant: GoPro, Inc.

    Abstract: Systems and methods are disclosed for high dynamic rate processing based on angular rate measurements. For example, methods may include receiving a short exposure image that was captured using an image sensor; receiving a long exposure image that was captured using the image sensor; receiving an angular rate measurement captured using an angular rate sensor attached to the image sensor during exposure of the long exposure image; determining, based on the angular rate measurement, whether to apply high dynamic range processing to an image portion of the short exposure image and the long exposure image; and responsive to a determination not to apply high dynamic range processing to the image portion, selecting the image portion of the short exposure image for use as the image portion of an output image and discard the image portion of the long exposure image.

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