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    • 3. 发明申请
    • CODING SYSTEMS
    • 编码系统
    • US20100195738A1
    • 2010-08-05
    • US12450868
    • 2008-04-07
    • Lihua ZhuJiancong LuoPeng YinJiheng Yang
    • Lihua ZhuJiancong LuoPeng YinJiheng Yang
    • H04N7/12
    • H04N21/434H04N21/234327H04N21/440227H04N21/64792
    • In an implementation, a supplemental sequence parameter set (“SPS”) structure is provided that has its own network abstraction layer (“NAL”) unit type and allows transmission of layer-dependent parameters for non-base layers in an SVC environment. The supplemental SPS structure also may be used for view information in an MVC environment. In a general aspect, a structure is provided that includes (1) information (1410) from an SPS NAL unit, the information describing a parameter for use in decoding a first-layer encoding of a sequence of images, and (2) information (1420) from a supplemental SPS NAL unit having a different structure than the SPS NAL unit, and the information from the supplemental SPS NAL unit describing a parameter for use in decoding a second-layer encoding of the sequence of images. Associated methods and apparatuses are provided on the encoder and decoder sides, as well as for the signal.
    • 在实现中,提供了具有其自己的网络抽象层(“NAL”)单元类型的补充序列参数集(“SPS”)结构,并且允许在SVC环境中传输非基层的层相关参数。 补充SPS结构也可用于MVC环境中的视图信息。 在一般方面,提供一种结构,其包括(1)来自SPS NAL单元的信息(1410),描述用于解码图像序列的第一层编码的参数的信息,以及(2)信息( 1420)从具有与SPS NAL单元不同的结构的补充SPS NAL单元以及来自补充SPS NAL单元的描述用于解码图像序列的第二层编码的参数的信息。 在编码器和解码器侧以及信号上提供了相关的方法和装置。
    • 5. 发明申请
    • Hypothetical Reference Decoder For Scalable Video Coding
    • 用于可缩放视频编码的假设参考解码器
    • US20100091837A1
    • 2010-04-15
    • US12448510
    • 2007-12-21
    • Lihua ZhuJiancong LuoPeng YinCristina Gomila
    • Lihua ZhuJiancong LuoPeng YinCristina Gomila
    • H04N7/26
    • H04N19/36H04N19/30H04N19/31H04N19/61H04N19/70
    • The present principles relate to a hypothetical reference decoder (HRD) for a Scalable Video Coding extension for a compression algorithm. One such implementation proposes to modify the H.264/AVC HRD for use with the SVC of AVC. That implementation defines HRD constraints for each interoperability point of SVC. One implementation in particular is described, but other implementations are possible and are contemplated by the present principles. The changes for spatial, temporal, and SNR scalability are shown. There are also changes to the related HRD parameters followed that are shown. The several mentioned implementations provide rules for an HRD for SVC. At least one implementation proposes the SVC-HRD rules as modifications to the AVC-HRD rules. A user may use the proposed SVC-HRD rules to build an SVC-HRD and test a bitstream for SVC compliance.
    • 本原理涉及用于压缩算法的可缩放视频编码扩展的假设参考解码器(HRD)。 一种这样的实现建议修改用于AVC的SVC的H.264 / AVC HRD。 该实现定义了SVC每个互操作性点的人力资源开发约束。 具体描述了一个实现方式,但是其它实施方式是可能的,并且是本原理的预期。 显示了空间,时间和SNR可扩展性的变化。 相关的HRD参数也有变化,其后显示。 上述几个实现提供了用于SVC的HRD的规则。 至少有一个实现提出SVC-HRD规则作为对AVC-HRD规则的修改。 用户可以使用所提出的SVC-HRD规则来构建SVC-HRD并测试用于SVC兼容性的比特流。
    • 6. 发明授权
    • Hypothetical reference decoder for scalable video coding
    • 用于可缩放视频编码的假设参考解码器
    • US09179157B2
    • 2015-11-03
    • US12448510
    • 2007-12-21
    • Lihua ZhuJiancong LuoPeng YinCristina Gomila
    • Lihua ZhuJiancong LuoPeng YinCristina Gomila
    • H04N7/12H04N11/02H04N11/04H04N19/36H04N19/70H04N19/30H04N19/61H04N19/31
    • H04N19/36H04N19/30H04N19/31H04N19/61H04N19/70
    • The present principles relate to a hypothetical reference decoder (HRD) for a Scalable Video Coding extension for a compression algorithm. One such implementation proposes to modify the H.264/AVC HRD for use with the SVC of AVC. That implementation defines HRD constraints for each interoperability point of SVC. One implementation in particular is described, but other implementations are possible and are contemplated by the present principles. The changes for spatial, temporal, and SNR scalability are shown. There are also changes to the related HRD parameters followed that are shown. The several mentioned implementations provide rules for an HRD for SVC. At least one implementation proposes the SVC-HRD rules as modifications to the AVC-HRD rules. A user may use the proposed SVC-HRD rules to build an SVC-HRD and test a bitstream for SVC compliance.
    • 本原理涉及用于压缩算法的可缩放视频编码扩展的假设参考解码器(HRD)。 一种这样的实现建议修改用于AVC的SVC的H.264 / AVC HRD。 该实现定义了SVC每个互操作性点的人力资源开发约束。 具体描述了一个实现方式,但是其它实施方式是可能的,并且是本原理的预期。 显示了空间,时间和SNR可扩展性的变化。 相关的HRD参数也有变化,其后显示。 上述几个实现提供了用于SVC的HRD的规则。 至少有一个实现提出SVC-HRD规则作为AVC-HRD规则的修改。 用户可以使用所提出的SVC-HRD规则来构建SVC-HRD并测试用于SVC兼容性的比特流。
    • 7. 发明授权
    • Coding systems
    • 编码系统
    • US08619871B2
    • 2013-12-31
    • US12450868
    • 2008-04-07
    • Lihua ZhuJiancong LuoPeng YinJiheng Yang
    • Lihua ZhuJiancong LuoPeng YinJiheng Yang
    • H04N7/12H04N11/02H04N11/04
    • H04N21/434H04N21/234327H04N21/440227H04N21/64792
    • In an implementation, a supplemental sequence parameter set (“SPS”) structure is provided that has its own network abstraction layer (“NAL”) unit type and allows transmission of layer-dependent parameters for non-base layers in an SVC environment. The supplemental SPS structure also may be used for view information in an MVC environment. In a general aspect, a structure is provided that includes (1) information (1410) from an SPS NAL unit, the information describing a parameter for use in decoding a first-layer encoding of a sequence of images, and (2) information (1420) from a supplemental SPS NAL unit having a different structure than the SPS NAL unit, and the information from the supplemental SPS NAL unit describing a parameter for use in decoding a second-layer encoding of the sequence of images. Associated methods and apparatuses are provided on the encoder and decoder sides, as well as for the signal.
    • 在实现中,提供了具有其自己的网络抽象层(“NAL”)单元类型的补充序列参数集(“SPS”)结构,并且允许在SVC环境中传输非基层的层相关参数。 补充SPS结构也可用于MVC环境中的视图信息。 在一般方面,提供一种结构,其包括(1)来自SPS NAL单元的信息(1410),描述用于解码图像序列的第一层编码的参数的信息,以及(2)信息( 1420)从具有与SPS NAL单元不同的结构的补充SPS NAL单元以及来自补充SPS NAL单元的描述用于解码图像序列的第二层编码的参数的信息。 在编码器和解码器侧以及信号上提供了相关的方法和装置。