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    • 56. 发明授权
    • Signaling random access points for streaming video data
    • 用于流视频数据的信令随机接入点
    • US09049497B2
    • 2015-06-02
    • US12908537
    • 2010-10-20
    • Ying ChenMarta Karczewicz
    • Ying ChenMarta Karczewicz
    • H04N7/12H04N11/02H04N11/04H04B1/66G06F15/16H04N7/173H04N21/845G11B27/00G11B27/10G11B27/30H04N19/70
    • H04N21/8455G11B27/007G11B27/105G11B27/3027H04N19/70
    • This disclosure describes techniques relevant to HTTP streaming of media data. According to these techniques, a server device may signal an open decoding refresh (ODR) random access point (RAP) for a movie segmentation of a movie representation. At least one frame of the media segmentation following the ODR RAP frame in decoding order may not be correctly decoded, and wherein each frame of the media segmentation following the ODR RAP frame in display order can be correctly decoded without relying on content of frames prior to the ODR RAP in display order. According to the techniques of this disclosure, a client device may communicate a request to a server device for the streaming of media data based on signaling of the ODR RAP. Also according to the techniques of this disclosure, a client device may commence decoding and/or playback of the movie representation based on signaling of the ODR RAP.
    • 本公开描述了与媒体数据的HTTP流相关的技术。 根据这些技术,服务器设备可以发送用于电影表示的电影分割的开放解码刷新(ODR)随机接入点(RAP)。 以解码顺序在ODR RAP帧之后的媒体分段的至少一帧可能不能被正确解码,并且其中以显示顺序在ODR RAP帧之后的媒体分段的每个帧可以被正确地解码,而不依赖于帧之前的帧的内容 ODR RAP显示顺序。 根据本公开的技术,客户端设备可以基于ODR RAP的信令来向服务器设备传送媒体流媒体数据的请求。 还根据本公开的技术,客户端设备可以基于ODR RAP的信令开始解码和/或播放电影表示。
    • 57. 发明授权
    • Combined reference picture list construction and mapping
    • 综合参考图片列表构建与绘图
    • US08934552B2
    • 2015-01-13
    • US13361634
    • 2012-01-30
    • Wei-Jung ChienYing ChenMarta Karczewicz
    • Wei-Jung ChienYing ChenMarta Karczewicz
    • H04N7/12H04N11/04H04N11/02H04N19/70H04N19/44H04N19/00
    • H04N19/172H04N19/103H04N19/44H04N19/70
    • The example techniques of this disclosure are directed to default construction techniques for the construction of a combined reference picture list, and default mapping techniques for the combined reference picture list. In some examples, a video coder may construct first and second reference picture lists from frame number values, and construct the combined reference picture list from the frame number values of the first and second reference picture lists. In some examples, a video coder may construct first and second reference picture lists from picture order count (POC) values, and construct the combined reference picture list from the POC values of the first and second reference picture lists. In some examples, a video coder may construct a combined reference picture list from received information for the construction, and map the pictures of the combined reference picture list to one of a first or second reference picture list.
    • 本公开的示例性技术涉及用于构建组合参考图片列表的默认构造技术以及用于组合的参考图片列表的默认映射技术。 在一些示例中,视频编码器可以从帧号值构造第一和第二参考图片列表,并且从第一和第二参考图片列表的帧号码构建组合的参考图片列表。 在一些示例中,视频编码器可以从图像顺序计数(POC)值构建第一和第二参考图片列表,并且从第一和第二参考图片列表的POC值构建组合的参考图片列表。 在一些示例中,视频编码器可以从用于构造的接收信息构建组合的参考图片列表,并将组合的参考图片列表的图片映射到第一或第二参考图片列表中的一个。
    • 58. 发明申请
    • SLICE HEADER THREE-DIMENSIONAL VIDEO EXTENSION FOR SLICE HEADER PREDICTION
    • SLICE HEADER三维视频扩展码头预测
    • US20130057646A1
    • 2013-03-07
    • US13553628
    • 2012-07-19
    • Ying ChenYe-Kui WangMarta Karczewicz
    • Ying ChenYe-Kui WangMarta Karczewicz
    • H04N13/00
    • H04N19/172H04N19/174H04N19/44H04N19/46H04N19/597H04N19/61H04N19/70
    • In one example, a video coder is configured to code one or more blocks of video data representative of texture information of at least a portion of a frame of video data, process a texture slice for a texture view component of a current view associated, the texture slice comprising the coded one or more blocks and a texture slice header comprising a set of syntax elements representative of characteristics of the texture slice, code depth information representative of depth values for at least the portion of the frame, and process a depth slice for a depth view component corresponding to the texture view component of the view, the depth slice comprising the coded depth information and a depth slice header comprising a set of syntax elements representative of characteristics of the depth slice, wherein process the texture slice or the depth slice comprises predict at least one syntax element.
    • 在一个示例中,视频编码器被配置为对代表视频数据帧的至少一部分的纹理信息的一个或多个视频数据块进行编码,处理与所关联的当前视图的纹理视图分量的纹理切片, 包括编码的一个或多个块的纹理片段和包括表示纹理片的特征的语法元素的集合的纹理片标题,代表至少部分帧的深度值的代码深度信息,以及处理用于 对应于视图的纹理视图分量的深度视图分量,包括编码深度信息的深度切片和包括代表深度切片特征的一组语法元素的深度切片标题,其中处理纹理切片或深度切片 包括预测至少一个语法元素。