公开(公告)号：US09253508B2

公开(公告)日：2016-02-02

申请号：US13668094

申请日：2012-11-02

申请人： Futurewei Technologies, Inc.

发明人： Wen Gao ,  Minqiang Jiang ,  Ye He ,  Jin Song ,  Haoping Yu

IPC分类号： H04N7/32 ,  H04N19/91 ,  H04N19/593 ,  H04N19/147 ,  H04N19/11 ,  H04N19/137 ,  H04N19/182 ,  H04N19/174

CPC分类号： H04N19/593 ,  H04N19/11 ,  H04N19/137 ,  H04N19/147 ,  H04N19/174 ,  H04N19/176 ,  H04N19/182 ,  H04N19/91

摘要： A video codec comprising a processor configured to compute a reconstructed pixel based on a residual pixel and a first prediction pixel and compute a second prediction pixel in a directional intra prediction mode based on the reconstructed pixel, wherein the first and second prediction pixels are located in a same block of a video frame. A method for intra prediction comprising computing a prediction pixel adaptively based on a plurality of reconstructed neighboring pixels, wherein a distance between the prediction pixel and each of the plurality of reconstructed neighboring pixels is one.

摘要翻译： 一种视频编解码器，包括：处理器，被配置为基于残余像素和第一预测像素计算重构像素，并且基于所述重建像素计算定向帧内预测模式中的第二预测像素，其中所述第一和第二预测像素位于 相同的视频帧块。 一种用于帧内预测的方法，包括：基于多个重构的相邻像素自适应地计算预测像素，其中所述预测像素与所述多个重建的相邻像素中的每一者之间的距离为一。

公开(公告)号：US20160112720A1

公开(公告)日：2016-04-21

申请号：US14978426

申请日：2015-12-22

申请人： Futurewei Technologies, Inc.

发明人： Wen Gao ,  Minqiang Jiang ,  Ye He ,  Jin Song ,  Haoping Yu

IPC分类号： H04N19/593 ,  H04N19/91 ,  H04N19/176 ,  H04N19/182

CPC分类号： H04N19/593 ,  H04N19/11 ,  H04N19/137 ,  H04N19/147 ,  H04N19/174 ,  H04N19/176 ,  H04N19/182 ,  H04N19/91

摘要： A video codec including a memory and a processor operably coupled to the memory. The processor is configured to compute a reconstructed pixel based on a residual pixel and a first prediction pixel and compute a second prediction pixel in a directional intra prediction mode based on the reconstructed pixel, where the first and second prediction pixels are located in a same block of a video frame. A method for intra prediction including computing a prediction pixel adaptively based on a plurality of reconstructed neighboring pixels, where a distance between the prediction pixel and each of the plurality of reconstructed neighboring pixels is one.

摘要翻译： 视频编解码器，包括可操作地耦合到存储器的存储器和处理器。 处理器被配置为基于残余像素和第一预测像素来计算重建像素，并且基于重构像素计算定向帧内预测模式中的第二预测像素，其中第一和第二预测像素位于同一块中 的视频帧。 一种用于帧内预测的方法，包括：基于多个重建的相邻像素自适应地计算预测像素，其中所述预测像素与所述多个重建的相邻像素中的每一者之间的距离为一。

公开(公告)号：US09813733B2

公开(公告)日：2017-11-07

申请号：US14978426

申请日：2015-12-22

申请人： Futurewei Technologies, Inc.

发明人： Wen Gao ,  Minqiang Jiang ,  Ye He ,  Jin Song ,  Haoping Yu

IPC分类号： H04N19/176 ,  H04N19/593 ,  H04N19/91 ,  H04N19/182 ,  H04N19/147 ,  H04N19/11 ,  H04N19/137 ,  H04N19/174

CPC分类号： H04N19/593 ,  H04N19/11 ,  H04N19/137 ,  H04N19/147 ,  H04N19/174 ,  H04N19/176 ,  H04N19/182 ,  H04N19/91

摘要： A video codec including a memory and a processor operably coupled to the memory. The processor is configured to compute a reconstructed pixel based on a residual pixel and a first prediction pixel and compute a second prediction pixel in a directional intra prediction mode based on the reconstructed pixel, where the first and second prediction pixels are located in a same block of a video frame. A method for intra prediction including computing a prediction pixel adaptively based on a plurality of reconstructed neighboring pixels, where a distance between the prediction pixel and each of the plurality of reconstructed neighboring pixels is one.

公开(公告)号：US09344722B2

公开(公告)日：2016-05-17

申请号：US13679184

申请日：2012-11-16

申请人： Futurewei Technologies, Inc.

发明人： Wen Gao ,  Minqiang Jiang ,  Ye He ,  Jin Song ,  Haoping Yu

IPC分类号： H04N7/12 ,  H04N11/02 ,  H04N19/50 ,  H04N19/176 ,  H04N19/129 ,  H04N19/157 ,  H04N19/159

CPC分类号： H04N19/50 ,  H04N19/129 ,  H04N19/157 ,  H04N19/159 ,  H04N19/176

摘要： A video codec comprising a processor configured to generate a prediction block for a current block, compute a difference between the current block and the prediction block to generate a residual block, scan a plurality of prediction residuals located in the residual block following a scanning order, and if the plurality of residual values comprise at least one non-zero prediction residual, entropy encode the at least one non-zero prediction residual. A method comprising generating a prediction block for a current block, computing a difference between the current block and the prediction block to generate a residual block, scanning a plurality of prediction residuals located in the residual block, and if the plurality of residual values comprise at least one non-zero prediction residual, entropy encoding the at least one non-zero prediction residual.

摘要翻译： 一种视频编解码器，包括：处理器，被配置为生成当前块的预测块，计算当前块与预测块之间的差以产生残差块;扫描位于扫描顺序之后的残留块中的多个预测残差; 并且如果所述多个残余值包括至少一个非零预测残差，则对所述至少一个非零预测残差进行熵编码。 一种方法，包括生成当前块的预测块，计算当前块与预测块之间的差以产生残差块，扫描位于残差块中的多个预测残差，以及如果多个残差值包含在 至少一个非零预测残差，对所述至少一个非零预测残差进行熵编码。

公开(公告)号：US20130128966A1

公开(公告)日：2013-05-23

申请号：US13679184

申请日：2012-11-16

申请人： Futurewei Technologies, Inc.

发明人： Wen Gao ,  Minqiang Jiang ,  Ye He ,  Jin Song ,  Haoping Yu

IPC分类号： H04N7/26

CPC分类号： H04N19/50 ,  H04N19/129 ,  H04N19/157 ,  H04N19/159 ,  H04N19/176

摘要： A video codec comprising a processor configured to generate a prediction block for a current block, compute a difference between the current block and the prediction block to generate a residual block, scan a plurality of prediction residuals located in the residual block following a scanning order, and if the plurality of residual values comprise at least one non-zero prediction residual, entropy encode the at least one non-zero prediction residual. A method comprising generating a prediction block for a current block, computing a difference between the current block and the prediction block to generate a residual block, scanning a plurality of prediction residuals located in the residual block, and if the plurality of residual values comprise at least one non-zero prediction residual, entropy encoding the at least one non-zero prediction residual.

摘要翻译： 一种视频编解码器，包括：处理器，被配置为生成当前块的预测块，计算当前块与预测块之间的差以产生残差块;扫描位于扫描顺序之后的残留块中的多个预测残差; 并且如果所述多个残余值包括至少一个非零预测残差，则对所述至少一个非零预测残差进行熵编码。 一种方法，包括生成当前块的预测块，计算当前块与预测块之间的差以产生残差块，扫描位于残差块中的多个预测残差，以及如果多个残差值包含在 至少一个非零预测残差，对所述至少一个非零预测残差进行熵编码。