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11. 发明申请

US20110274162A1 Coding Unit Quantization Parameters in Video Coding 审中-公开
标题翻译：视频编码中的编码单元量化参数
公开(公告)号：US20110274162A1
公开(公告)日：2011-11-10
申请号：US13093715
申请日：2011-04-25
申请人： Minhua Zhou , Mehmet Umut Demircin , Madhukar Budagavi
发明人： Minhua Zhou , Mehmet Umut Demircin , Madhukar Budagavi
IPC分类号： H04N7/26
CPC分类号： H04N19/124 , H04N5/23293 , H04N5/369 , H04N19/117 , H04N19/13 , H04N19/15 , H04N19/159 , H04N19/167 , H04N19/172 , H04N19/176 , H04N19/184 , H04N19/196 , H04N19/43 , H04N19/463 , H04N19/60 , H04N19/61
摘要： A method is provided that includes receiving a coded largest coding unit in a video decoder, wherein the coded largest coding unit includes a coded coding unit structure and a plurality of coded quantization parameters, and decoding the coded largest coding unit based on the coded coding unit structure and the plurality of coded quantization parameters.
摘要翻译：提供了一种方法，包括在视频解码器中接收编码最大编码单元，其中编码最大编码单元包括编码编码单元结构和多个编码量化参数，并且基于编码编码单元解码编码最大编码单元结构和多个编码量化参数。

12. 发明申请

US20110170594A1 Method and System for Intracoding in Video Encoding 有权
标题翻译：视频编码内部编码的方法和系统
公开(公告)号：US20110170594A1
公开(公告)日：2011-07-14
申请号：US12982482
申请日：2010-12-30
申请人： Madhukar Budagavi , Minhua Zhou
发明人： Madhukar Budagavi , Minhua Zhou
IPC分类号： H04N7/50
CPC分类号： H04N19/182 , H04N19/11 , H04N19/122 , H04N19/159 , H04N19/176 , H04N19/593 , H04N19/61
摘要： A method of intra-coding blocks of pixels in a digital video sequence is provided that includes selecting a block transform of a plurality of block transforms according to a spatial prediction mode used in generating a block of pixel residual values from a block of pixels, wherein the block transform is based on a single directional transform matrix predetermined for the spatial prediction mode and is a same size as the block of pixel values, applying the block transform to the block of pixel residual values to generate transform coefficients of the residual pixel values, and entropy coding the generated transform coefficients.
摘要翻译：提供了一种对数字视频序列中的像素块进行帧内编码的方法，其包括根据用于从像素块生成像素残差块的空间预测模式来选择多个块变换的块变换，其中块变换基于为空间预测模式预定的单一方向变换矩阵，并且具有与像素值相同的大小，将块变换应用于像素残差值块以产生残余像素值的变换系数，并对所生成的变换系数进行熵编码。

13. 发明授权

US10123053B2 Acceleration of bypass binary symbol processing in video coding 有权
公开(公告)号：US10123053B2
公开(公告)日：2018-11-06
申请号：US13478899
申请日：2012-05-23
申请人： Vivienne Sze , Madhukar Budagavi
发明人： Vivienne Sze , Madhukar Budagavi
IPC分类号： H04N19/463 , H04N19/91 , H04N19/13 , H04N19/61 , H04N19/107 , H04N19/86
摘要： A method for encoding a video sequence in a video encoder to generate a compressed video bit stream is provided that includes binarizing a plurality of syntax elements, wherein each binarized syntax element comprises a string of one or more binary symbols (bins), wherein a bin is one selected from a context-coded bin and bypass bin, encoding the context-coded bins of the binarized syntax elements using binary arithmetic encoding, and adding the bypass bins of the binarized syntax elements to the compressed video bit stream with no encoding.

14. 发明授权

US09154801B2 Method and apparatus for diagonal scan and simplified coding of transform coefficients 有权
标题翻译：用于对角线扫描的方法和装置以及变换系数的简化编码
公开(公告)号：US09154801B2
公开(公告)日：2015-10-06
申请号：US13250689
申请日：2011-09-30
申请人： Vivienne Sze , Madhukar Budagavi
发明人： Vivienne Sze , Madhukar Budagavi
IPC分类号： H04N19/13 , H04N19/43 , H04N19/61
CPC分类号： H04N19/129 , H04N19/13 , H04N19/18 , H04N19/43 , H04N19/60 , H04N19/61
摘要： A method and apparatus for encoding video data. At least a portion of a two dimensional array of transform coefficients representing a portion of video data is re-ordered to a one dimensional array of data by diagonally scanning the portion in at least two scan lines. Each scan line directed in a single common diagonal direction. Syntax elements representing at least a portion of the one dimensional array of data are then coded and transmitted.
摘要翻译：一种用于编码视频数据的方法和装置。表示视频数据的一部分的变换系数的二维阵列的至少一部分通过在至少两条扫描线中对角扫描来重新排列成一维数据阵列。每个扫描线指向一个共同的对角线方向。然后对表示一维数据数组的至少一部分的语法元素进行编码和发送。

15. 发明申请

US20120287995A1 Luma-Based Chroma Intra-Prediction for Video Coding 有权
标题翻译：用于视频编码的基于亮度的色度预测
公开(公告)号：US20120287995A1
公开(公告)日：2012-11-15
申请号：US13470186
申请日：2012-05-11
申请人： Madhukar Budagavi
发明人： Madhukar Budagavi
IPC分类号： H04N7/32
CPC分类号： H04N19/593 , H04N19/107 , H04N19/11 , H04N19/117 , H04N19/176 , H04N19/186 , H04N19/436 , H04N19/44 , H04N19/80 , H04N19/86
摘要： A method for luma-based chroma intra-prediction in a video encoder or a video decoder is provided that includes filtering reconstructed neighboring samples of a reconstructed down sampled luma block, computing parameters α and β of a linear model using the filtered, reconstructed neighboring samples of the reconstructed down sampled luma block and reconstructed neighboring samples of a corresponding chroma block, wherein the linear model is PredC[x,y]=α·RecL′[x,y]+β, wherein x and y are sample coordinates, PredC is predicted chroma samples, and RecL′ is samples of the reconstructed down sampled luma block, and computing samples of a predicted chroma block from corresponding samples of the reconstructed down sampled luma block using the linear model and the parameters.
摘要翻译：提供了一种在视频编码器或视频解码器中基于亮度的色度帧内预测的方法，其包括对重构的下采样亮度块的重建的相邻采样进行滤波，计算参数α和＆bgr; 使用重建的下采样亮度块和相应色度块的重建的相邻采样的滤波重建的相邻采样的线性模型，其中线性模型是PredC [x，y] =α·RecL'[x，y] ＆bgr;其中x和y是样本坐标，PredC是预测色度样本，并且RecL'是重构的下采样亮度块的样本，并且使用重建的下采样亮度块的对应样本来计算预测色度块的采样线性模型和参数。

16. 发明申请

US20120233405A1 Caching Method and System for Video Coding 有权
标题翻译：视频编码缓存方法及系统
公开(公告)号：US20120233405A1
公开(公告)日：2012-09-13
申请号：US13042449
申请日：2011-03-07
申请人： Madhukar Budagavi
发明人： Madhukar Budagavi
IPC分类号： G06F12/08
CPC分类号： G06F12/0844 , G06F12/0864 , G06F12/0875 , G06T1/60
摘要： A method of caching reference data in a reference data cache is provided that includes receiving an address of a reference data block in the reference data cache, wherein the address includes an x coordinate and a y coordinate of the reference data block in a reference block of pixels and a reference block identifier specifying which of a plurality of reference blocks of pixels includes the reference data block, computing an index of a set of cache lines in the reference data cache using bits from the x coordinate and bits from the y coordinate, using the index and a tag comprising the reference block identifier to determine whether the reference data block is in the set of cache lines, and retrieving the reference data block from reference data storage when the reference data block is not in the set of cache lines.
摘要翻译：提供了一种在参考数据高速缓存中缓存参考数据的方法，包括在参考数据高速缓存中接收参考数据块的地址，其中该地址包括参考块中的参考数据块的x坐标和坐标以及参考块标识符，其指定多个参考块中的哪一个包括参考数据块，使用来自x坐标的位和来自y坐标的位来计算参考数据高速缓存中的一组高速缓存行的索引，使用索引和包括参考块标识符的标签，以确定参考数据块是否在高速缓存行集合中，并且当参考数据块不在高速缓存行集合中时，从参考数据存储中检索参考数据块。

17. 发明申请

US20120082215A1 Simplified Binary Arithmetic Coding Engine 审中-公开
标题翻译：简化二进制算术编码引擎
公开(公告)号：US20120082215A1
公开(公告)日：2012-04-05
申请号：US13250749
申请日：2011-09-30
申请人： Vivienne Sze , Madhukar Budagavi
发明人： Vivienne Sze , Madhukar Budagavi
IPC分类号： H04N7/26 , H03M7/00
CPC分类号： H04N19/436 , H04N19/13
摘要： A method of entropy coding in a video encoder is provided that includes assigning a first bin to a first single-probability bin encoder based on a probability state of the first bin, wherein the first single-probability bin encoder performs binary arithmetic coding based on a first fixed probability state, assigning a second bin to a second single-probability bin encoder based on a probability state of the second bin, wherein the second single-probability bin encoder performs binary arithmetic coding based on a second fixed probability state different from the first fixed probability state, and coding the first bin in the first single-probability bin encoder and the second bin in the second single-probability bin encoder in parallel, wherein the first single-probability bin encoder uses a first rLPS table for the first fixed probability state and the second single-probability bin encoder uses a second rLPS table for the second fixed probability state.
摘要翻译：提供了一种视频编码器中的熵编码方法，包括：基于第一个存储区的概率状态，将第一个存储区分配给第一个单一概率存储器编码器，其中第一个单概率存储器编码器基于第一固定概率状态，基于所述第二仓的概率状态，将第二仓分配给第二单一概率仓编码器，其中所述第二单概率箱编码器执行基于与所述第一单概率箱编码器不同的第二固定概率状态的二进制算术编码固定概率状态，并且并行地编码第一单概率bin编码器中的第一单个概率bin编码器和第二bin中的第一bin，其中第一单概率bin编码器使用第一固定概率的第一rLPS表状态，第二单概率bin编码器使用第二固定概率状态的第二rLPS表。

18. 发明申请

US20120082211A1 Low Complexity Large Transform 有权
标题翻译：低复杂度大变形
公开(公告)号：US20120082211A1
公开(公告)日：2012-04-05
申请号：US13250667
申请日：2011-09-30
申请人： Madhukar Budagavi , Ajit Gupte
发明人： Madhukar Budagavi , Ajit Gupte
IPC分类号： H04N7/30
CPC分类号： H04N19/60 , H04N19/122 , H04N19/176 , H04N19/61
摘要： Methods of encoding a video stream in a video encoder and decoding an encoded video stream in a video decoder using a low complexity large transform are provided. An encoding method includes receiving an n×n residual block in a transform component of the video encoder, and transforming the n×n residual block using an n×n transform to generate an n×n transform coefficient block, wherein the n×n transform is based on (n/m*n/m) m×m Hadamard transforms and (m*m) (n/m)×(n/m) discrete cosign transforms, wherein m
摘要翻译：提供了在视频编码器中编码视频流并且使用低复杂度大变换在视频解码器中解码编码视频流的方法。一种编码方法，包括：在视频编码器的变换成分中接收n×n个残差块，并使用n×n变换变换n×n个残差块，生成n×n个变换系数块，其中，n×n变换基于（n / m * n / m）m×m Hadamard变换和（m * m）（n / m）×（n / m）离散余弦变换，其中m

19. 发明申请

US20120014454A1 Method and Apparatus for Parallel Context Processing 有权
标题翻译：并行上下文处理方法与装置
公开(公告)号：US20120014454A1
公开(公告)日：2012-01-19
申请号：US13184226
申请日：2011-07-15
申请人： Madhukar Budagavi , Mehmet Umut Demircin , Vivienne Sze
发明人： Madhukar Budagavi , Mehmet Umut Demircin , Vivienne Sze
IPC分类号： H04N7/26
CPC分类号： H04N19/436 , H04N19/13 , H04N19/139 , H04N19/176 , H04N19/91
摘要： A method and apparatus for parallel context processing for example for high coding efficient entropy coding in HEVC. The method comprising retrieving syntax element relating to a block of an image, grouping at least two bins belonging to similar context based on the syntax element, and coding the grouped bins in parallel.
摘要翻译：用于并行上下文处理的方法和装置，例如用于HEVC中的高编码高效熵编码。该方法包括检索与图像块相关的语法元素，基于语法元素对属于相似上下文的至少两个分组进行分组，并并行编码分组的分组。

20. 发明授权

US08068043B2 Method and apparatus for video processing in context-adaptive binary arithmetic coding 有权
标题翻译：用于上下文自适应二进制算术编码的视频处理方法和装置
公开(公告)号：US08068043B2
公开(公告)日：2011-11-29
申请号：US12580876
申请日：2009-10-16
申请人： Vivienne Sze , Madhukar Budagavi
发明人： Vivienne Sze , Madhukar Budagavi
IPC分类号： H03M7/40
CPC分类号： H03M7/48 , H03M7/4006 , H04N19/13 , H04N19/61
摘要： A method and apparatus of a digital signal processor for coding of a significant map. The method for coding of a significant map includes carrying out a scan of at least a portion of a block of transform coefficients; calculating runs of zeros of the scanned data; and coding runs of zeros with variable length coding.
摘要翻译：一种用于对重要地图进行编码的数字信号处理器的方法和装置。用于编码有效映射的方法包括对变换系数块的至少一部分进行扫描; 计算扫描数据的零运行; 并编码具有可变长度编码的零的运行。

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