Method of parallelly filtering input data words to obtain final output data words containing packed half-pel pixels
    1.
    发明授权
    Method of parallelly filtering input data words to obtain final output data words containing packed half-pel pixels 有权
    对输入数据字进行并行滤波以获得包含包含半像素像素的最终输出数据字的方法

    公开(公告)号:US07958177B2

    公开(公告)日:2011-06-07

    申请号:US11605259

    申请日:2006-11-29

    申请人: Hong-Bo Zhu

    发明人: Hong-Bo Zhu

    IPC分类号: G06F17/17 G06F7/38 G06K9/32

    摘要: The present invention is to provide a parallel filtering method, which is implemented to an interpolation filter and comprises the steps of separating coefficients of the interpolation filter into two sets comprising the positive and negative coefficients respectively for parallelly filtering a plurality of input data pixels packed into data words inputted to the interpolation filter concurrently to obtain a first result data word, and clipping and shifting the first result data word to obtain a final output data word containing packed half-pel pixels for parallelly and efficiently filtering data stream of video without increasing the complexity, cost, size and power consumption of circuitry of an electronic video apparatus.

    摘要翻译: 本发明提供一种并行滤波方法,其被实现到内插滤波器,并且包括以下步骤:将内插滤波器的系数分离成包括正和负系数的两组,用于并行滤波多个包含在其中的输入数据像素 数据字同时输入到内插滤波器以获得第一结果数据字,并且限幅和移位第一结果数据字以获得包含压缩半像素像素的最终输出数据字,用于并行且有效地过滤数据流的视频而不增加 电子视频设备的电路的复杂性,成本,尺寸和功耗。

    Variable length decoding method
    2.
    发明申请
    Variable length decoding method 有权
    可变长度解码方法

    公开(公告)号:US20080144717A1

    公开(公告)日:2008-06-19

    申请号:US11639198

    申请日:2006-12-15

    IPC分类号: H04N7/30 H04N7/32

    摘要: The present invention is to provide a variable length decoding method for decoding complete binary tree code, which is implemented to an entropy coding module for executing the process comprising the steps of: procuring a TabIndex to calculate a value T=└log2(TabIndex)┘; reading T bits from a bitstream to obtain a first result M; determining whether or not the result M is smaller than (TabIndex−(1

    摘要翻译: 本发明提供一种解码完整二进制树代码的可变长度解码方法,该方法被实现到熵编码模块,用于执行该处理,该方法包括以下步骤:获取TabIndex以计算一个值T =└log2 (TabIndex) 从比特流读取T比特以获得第一结果M; 确定结果M是否小于(TabIndex-(1 << T)); 如果没有,则获得等于(1 << T)-M-1的索引; 否则,从比特流读取1比特以获得第二结果N; 然后获取等于TabIndex-2xM-N-1的索引,以便更有效和快速地解码视频数据流。

    Method of parallelly filtering input data words to obtain final output data words containing packed half-pel pixels
    3.
    发明申请
    Method of parallelly filtering input data words to obtain final output data words containing packed half-pel pixels 有权
    对输入数据字进行并行滤波以获得包含包含半像素像素的最终输出数据字的方法

    公开(公告)号:US20080123974A1

    公开(公告)日:2008-05-29

    申请号:US11605259

    申请日:2006-11-29

    申请人: Hong-Bo Zhu

    发明人: Hong-Bo Zhu

    IPC分类号: G06K9/46

    摘要: The present invention is to provide a parallel filtering method, which is implemented to an interpolation filter and comprises the steps of separating coefficients of the interpolation filter into two sets comprising the positive and negative coefficients respectively for parallelly filtering a plurality of input data pixels packed into data words inputted to the interpolation filter concurrently to obtain a first result data word, and clipping and shifting the first result data word to obtain a final output data word containing packed half-pel pixels for parallelly and efficiently filtering data stream of video without increasing the complexity, cost, size and power consumption of circuitry of an electronic video apparatus.

    摘要翻译: 本发明提供一种并行滤波方法,其被实现到内插滤波器,并且包括以下步骤:将内插滤波器的系数分离成包括正和负系数的两组,用于并行滤波多个包含在其中的输入数据像素 数据字同时输入到内插滤波器以获得第一结果数据字,并且限幅和移位第一结果数据字以获得包含压缩半像素像素的最终输出数据字,用于并行且有效地过滤数据流的视频而不增加 电子视频设备的电路的复杂性,成本,尺寸和功耗。

    Variable length decoding method
    4.
    发明授权
    Variable length decoding method 有权
    可变长度解码方法

    公开(公告)号:US08116378B2

    公开(公告)日:2012-02-14

    申请号:US11639198

    申请日:2006-12-15

    IPC分类号: H04N11/04

    摘要: The present invention is to provide a variable length decoding method for decoding complete binary tree code, which is implemented to an entropy coding module for executing the process comprising the steps of: procuring a TabIndex to calculate a value T=└log2(TabIndex)┘; reading T bits from a bitstream to obtain a first result M; determining whether or not the result M is smaller than (TabIndex-(1

    摘要翻译: 本发明提供一种用于对完整的二进制树代码进行解码的可变长度解码方法,该方法被实现到用于执行该处理的熵编码模块,该方法包括以下步骤:获取TabIndex以计算值T =└log2(TabIndex) ; 从比特流读取T比特以获得第一结果M; 确定结果M是否小于(TabIndex-(1 << T)); 如果没有,则获得等于(1 << T)-M-1的索引; 否则,从比特流读取1比特以获得第二结果N; 然后获取等于TabIndex-2×M-N-1的索引,以便更有效和快速地解码视频数据流。