Invention Grant
US08223192B2 Free viewpoint video 有权
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Free viewpoint video
Abstract:
A method of remotely viewing a video from a selected viewpoint selected by the viewer from a continuous segment, including, recording a video of a subject using at least one depth video camera that records a video comprising a sequence of picture frames and additionally records a depth value for each pixel of the picture frames, recording a video of the subject using at least one standard video camera positioned to record a video at a viewpoint that differs from the viewpoint of the depth video camera, rendering a depth hull that defines a three dimensional outline of the subject being recorded using the depth values recorded by the depth video cameras, providing the recorded video from one or more cameras positioned on either side of the selected viewpoint, incorporating the recorded video from the one or more cameras onto the rendered depth hull to render a viewable video from the selected viewpoint; and displaying the rendered viewable video to the viewer.
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