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Video codec data recovery technology for lossy wireless links

机译:Video Codec数据恢复技术,用于有损无线链路

摘要

Disclosed are systems, apparatus and methods for implementing data recovery techniques for lossy wireless links.The transmitter is configured to encode a video stream and wirelessly transmit the encoded video stream to the receiver, and the video stream represents a virtual reality (VR) rendering environment.The transmitter divides the video stream into a plurality of sub stream components based on frequency.The motion vector parameter is calculated for the substream component of the minimum frequency of the video stream only and the low MCS level is used to transmit these motion vector parameters to the receiver.If the receiver receives a motion vector parameter but does not receive the minimum frequency component of a predetermined chunk, the receiver uses motion vector parameters to extrapolate from the corresponding chunk of the previous video frame to the lowest frequency component of a predetermined chunk Reconfigure.Diagram
机译:公开了用于实现有损无线链路的数据恢复技术的系统,装置和方法。发送器被配置为对视频流进行编码并将编码的视频流无线传输到接收器,并且视频流表示虚拟现实(VR)呈现环境。发射机基于频率将视频流划分为多个子流组件。对于仅视频流的最小频率的子流分量,并且低MCS级别用于传输这些运动矢量参数的运动矢量参数。对于接收器接收到运动矢量参数但未接收到预定块的最小频率分量,接收器使用运动矢量参数从先前视频帧的相应块外推到预定的频率分量Chunk Recomfutigure.diagram.

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