Local optimization for curvy brush stroke synthesis

    公开(公告)号:US10109083B2

    公开(公告)日:2018-10-23

    申请号:US15235718

    申请日:2016-08-12

    Abstract: Systems and methods provide for on the fly creation of curvy, digital brush strokes using incremental, local optimization. Samples from a user's input stroke are detected and matched with exemplar brush stroke segments as the user proceeds to provide input. For each set of samples, a temporary segment is generated and displayed for the user, and the temporary segment is later replaced by a permanent segment as subsequent samples sets are matched. Additionally, this optimization allows for updated parameterization in corner regions to provide a more realistic curve in the digital brush stroke. Specifically, intersecting ribs in the corners may be collapsed to prevent the rendering of artifacts. Additionally, and corner structures may be inserted in a break in a corner structure. These corner structures may be extensions of samples around the break and may correct distortion that results from the rib collapsing.

    Collaborative Interaction with Virtual Reality Video

    公开(公告)号:US20190056848A1

    公开(公告)日:2019-02-21

    申请号:US15680528

    申请日:2017-08-18

    Abstract: Techniques and systems to support collaborative interaction as part of virtual reality video are described. In one example, a viewport is generated such that a reviewing user of a reviewing user device may view VR video viewed by a source user of a source user device. The viewport, for instance, may be configured as a border at least partially surrounding a portion of the VR video output by the reviewing VR device. In another instance, the viewport is configured to support output of thumbnails within an output of VR video by the reviewing VR device. Techniques and systems are also described to support communication of annotations between the source and reviewing VR devices. Techniques and systems are also described to support efficient distribution of VR video within a context of a content editing application.

    HANDHELD CONTROLLER GESTURES FOR VIRTUAL REALITY VIDEO PLAYBACK

    公开(公告)号:US20190149873A1

    公开(公告)日:2019-05-16

    申请号:US15814731

    申请日:2017-11-16

    Abstract: Embodiments disclosed herein facilitate virtual reality (VR) video playback using handheld controller gestures. More specifically, jog and shuttle gestures are associated with controller rotations that can be tracked once a triggering event is detected (e.g., pressing and holding a controller play button). A corresponding jog or shuttle command can be initialized when the VR controller rotates more than a defined angular threshold in an associated rotational direction (e.g., yaw, pitch, roll). For example, the jog gesture can be associated with changes in controller yaw, and the shuttle gesture can be associated with changes in controller pitch. Subsequent controller rotations can be mapped to playback adjustments for a VR video, such as a frame adjustment for a jog gesture and a playback speed adjustment for the shuttle gesture. Corresponding visualizations of available gestures and progress bars can be generated or otherwise triggered to facilitate efficient VR video playback control.

    Virtual Reality Parallax Correction
    5.
    发明申请

    公开(公告)号:US20190110038A1

    公开(公告)日:2019-04-11

    申请号:US15730478

    申请日:2017-10-11

    Abstract: Virtual reality parallax correction techniques and systems are described that are configured to correct parallax for VR digital content captured from a single point of origin. In one example, a parallax correction module is employed to correct artifacts caused in a change from a point of origin that corresponds to the VR digital content to a new viewpoint with respect to an output of the VR digital content. A variety of techniques may be employed by the parallax correction module to correct parallax. Examples of these techniques include depth filtering, boundary identification, smear detection, mesh cutting, confidence estimation, blurring, and error diffusion as further described in the following sections.

    Particle-based spatial audio visualization

    公开(公告)号:US10165388B1

    公开(公告)日:2018-12-25

    申请号:US15814254

    申请日:2017-11-15

    Abstract: Methods and systems are provided for visualizing spatial audio using determined properties for time segments of the spatial audio. Such properties include the position sound is coming from, intensity of the sound, focus of the sound, and color of the sound at a time segment of the spatial audio. These properties can be determined by analyzing the time segment of the spatial audio. Upon determining these properties, the properties are used in rendering a visualization of the sound with attributes based on the properties of the sound(s) at the time segment of the spatial audio.

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