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1. 发明授权

US08654845B2 Method and device for video predictive encoding 有权
标题翻译：用于视频预测编码的方法和装置
公开(公告)号：US08654845B2
公开(公告)日：2014-02-18
申请号：US13608064
申请日：2012-09-10
申请人： Pin Tao , Wenting Wu , Mou Xiao , Jiangtao Wen , Chenchen Gu , Jing Lv , Fuzhong Sheng
发明人： Pin Tao , Wenting Wu , Mou Xiao , Jiangtao Wen , Chenchen Gu , Jing Lv , Fuzhong Sheng
IPC分类号： H04N7/12
CPC分类号： H04N19/59 , H04N19/436 , H04N19/593 , H04N19/61
摘要： The invention provides a method and device for video predictive encoding.
摘要翻译：本发明提供了一种用于视频预测编码的方法和装置。

2. 发明申请

US20130051468A1 METHOD AND DEVICE FOR VIDEO PREDICTIVE ENCODING 有权
标题翻译：用于视频预测编码的方法和装置
公开(公告)号：US20130051468A1
公开(公告)日：2013-02-28
申请号：US13608064
申请日：2012-09-10
申请人： Pin Tao , Wenting Wu , Mou Xiao , Jiangtao Wen , Chenchen Gu , Jing Lv , Fuzhong Sheng
发明人： Pin Tao , Wenting Wu , Mou Xiao , Jiangtao Wen , Chenchen Gu , Jing Lv , Fuzhong Sheng
IPC分类号： H04N7/32
CPC分类号： H04N19/59 , H04N19/436 , H04N19/593 , H04N19/61
摘要： An embodiment of the invention provides a method for video predictive encoding. Firstly, extract a pixel block from current frame, divide the pixel block into a principal set of pixels and a complementary set of pixels; encode the principal set of pixels, output code stream of the principal set of pixels, obtain a reconstruction value of the principal set of pixels; interpolate to reconstructed pixel values, which include the reconstruction value of the principal set of pixels, take a result as predictive value of the complementary set of pixels, execute an intra-frame predictive encoding for the complementary set of pixels, output code stream of the complementary set of pixels, obtain a reconstruction value of the complementary set of pixels; and finally combine the reconstruction value of the principal set of pixels and the reconstruction value of the complementary set of pixels, and obtain a reconstruction value of the pixel block. Another embodiment of the invention also provides a device for video predictive encoding. By adopting implementation modes of the invention, compression efficiency of video encoding may be improved, implementation complexity may be lower, memory occupation may be saved, and cache hit rate may be improved. The implementation modes of the invention are suitable for highly parallel calculation, and may execute rapid encoding compression for a high-definition video source.
摘要翻译：本发明的实施例提供了一种用于视频预测编码的方法。首先，从当前帧中提取像素块，将像素块划分为主要像素集合和补充像素集合; 编码主要像素集合，输出主要像素集的码流，获得主要像素集的重建值; 内插到重构像素值，其包括主要像素集合的重建值，将结果作为互补像素集合的预测值，对互补像素集执行帧内预测编码，输出码流互补的像素集合，获得补偿像素集的重建值; 最后组合主要像素集的重建值和补码像素组的重建值，并获得像素块的重建值。本发明的另一个实施例还提供了一种用于视频预测编码的装置。通过采用本发明的实施方式，可以提高视频编码的压缩效率，实现复杂度可能更低，可以节省存储器占用，并且可以提高高速缓存命中率。本发明的实现方式适用于高度并行计算，并可执行高清视频源的快速编码压缩。

3. 发明授权

US08730298B2 Method, device, terminal and system for switching video resolution 有权
标题翻译：用于切换视频分辨率的方法，设备，终端和系统
公开(公告)号：US08730298B2
公开(公告)日：2014-05-20
申请号：US13547752
申请日：2012-07-12
申请人： Chenchen Gu , Jing Lv , Xuecheng Luo , Peizhao Li , Pu Wang
发明人： Chenchen Gu , Jing Lv , Xuecheng Luo , Peizhao Li , Pu Wang
IPC分类号： H04N7/14
CPC分类号： H04N7/14 , H04N21/440263 , H04N21/440281 , H04N21/44209 , H04N21/4424 , H04N21/4788
摘要： A method for switching video resolution includes: confirming that a video sender and a video receiver have established a video communication connection, and obtaining an initial resolution of the video sender; confirming that bandwidth of the video communication connection and hardware of the video sender meet preset conditions, and switching the initial resolution of the video sender to a target resolution, in which the target resolution is higher than the initial resolution. After establishing video communication connections between terminals, when there are available bandwidth and hardware of the terminal using video communication, the resolution of terminal may be switched to provide a more clear video communication for terminal user, and guarantee smooth switching of resolution.
摘要翻译：用于切换视频分辨率的方法包括：确认视频发送者和视频接收者建立了视频通信连接，并获得视频发送者的初始分辨率; 确认视频发送器的视频通信连接和硬件的带宽满足预设条件，并将视频发送器的初始分辨率切换到目标分辨率，其中目标分辨率高于初始分辨率。在终端之间建立视频通信连接之后，当使用视频通信的终端可用带宽和硬件时，可以切换终端的分辨率，为终端用户提供更清晰的视频通信，并保证平滑的分辨率切换。

4. 发明申请

US20120281062A1 Method, Device, Terminal And System For Switching Video Resolution 有权
标题翻译：方法，设备，终端和系统用于切换视频分辨率
公开(公告)号：US20120281062A1
公开(公告)日：2012-11-08
申请号：US13547752
申请日：2012-07-12
申请人： Chenchen Gu , Jing Lv , Xuecheng Luo , Peizhao Li , Pu Wang
发明人： Chenchen Gu , Jing Lv , Xuecheng Luo , Peizhao Li , Pu Wang
IPC分类号： H04N7/14
CPC分类号： H04N7/14 , H04N21/440263 , H04N21/440281 , H04N21/44209 , H04N21/4424 , H04N21/4788
摘要： A method for switching video resolution includes: confirming that a video sender and a video receiver have established a video communication connection, and obtaining an initial resolution of the video sender; confirming that bandwidth of the video communication connection and hardware of the video sender meet preset conditions, and switching the initial resolution of the video sender to a target resolution, in which the target resolution is higher than the initial resolution. After establishing video communication connections between terminals, when there are available bandwidth and hardware of the terminal using video communication, the resolution of terminal may be switched to provide a more clear video communication for terminal user, and guarantee smooth switching of resolution.
摘要翻译：用于切换视频分辨率的方法包括：确认视频发送者和视频接收者建立了视频通信连接，并获得视频发送者的初始分辨率; 确认视频发送器的视频通信连接和硬件的带宽满足预设条件，并将视频发送器的初始分辨率切换到目标分辨率，其中目标分辨率高于初始分辨率。在终端之间建立视频通信连接之后，当使用视频通信的终端可用带宽和硬件时，可以切换终端的分辨率，为终端用户提供更清晰的视频通信，并保证平滑的分辨率切换。

5. 发明授权

US08890930B2 Multi-channel video communication system and method for processing multi-channel video communication 有权
标题翻译：多通道视频通信系统及多通道视频通信处理方法
公开(公告)号：US08890930B2
公开(公告)日：2014-11-18
申请号：US13318721
申请日：2010-05-06
申请人： Chenchen Gu
发明人： Chenchen Gu
IPC分类号： H04N7/14 , H04N21/258 , H04N19/117 , H04N21/2343 , H04N19/164 , H04N19/196 , H04N21/24 , H04N19/36 , H04N19/33 , H04N19/156 , H04N19/31
CPC分类号： H04N21/234327 , H04N19/114 , H04N19/117 , H04N19/156 , H04N19/164 , H04N19/196 , H04N19/31 , H04N19/33 , H04N19/36 , H04N21/23439 , H04N21/2402 , H04N21/25825
摘要： The present invention provides a multi-channel video communication system which includes a scalable video codec, a bit-stream truncating module, a network module and a multi-channel bit-stream truncating control module. The scalable video codec encodes a video source to generate a scalable original video bit-stream. The bit-stream truncating module is set between the scalable video codec and the network module, truncates the original video bit-stream to obtain a final video bit-stream and sends the final video bit-stream to the remote client device through the network module. The multi-channel bit-stream truncating control module is connected with the bit-stream truncating module, calculates a filter parameter for each bit-stream truncating unit in the bit-stream truncating module based on received device capabilities and network conditions of the remote client device. The present invention also provides a multi-channel video communication method in the above multi-channel video communication system.
摘要翻译：本发明提供了一种多通道视频通信系统，其包括可分级视频编解码器，比特流截断模块，网络模块和多通道比特流截断控制模块。可扩展视频编解码器对视频源进行编码，以生成可缩放的原始视频比特流。比特流截断模块设置在可伸缩视频编解码器和网络模块之间，截断原始视频比特流以获得最终的视频比特流，并通过网络模块将最终视频比特流发送到远程客户端设备。多比特流截断控制模块与比特流截断模块连接，基于接收到的设备能力和远程客户端的网络条件，计算比特流截断模块中每个比特流截断单元的滤波器参数设备。本发明还提供了一种在上述多声道视频通信系统中的多声道视频通信方法。

6. 发明申请

US20120050457A1 MULTI-CHANNEL VIDEO COMMUNICATION SYSTEM AND METHOD FOR PROCESSING MULTI-CHANNEL VIDEO COMMUNICATION 有权
标题翻译：多通道视频通信系统和处理多通道视频通信的方法
公开(公告)号：US20120050457A1
公开(公告)日：2012-03-01
申请号：US13318721
申请日：2010-05-06
申请人： Chenchen Gu
发明人： Chenchen Gu
IPC分类号： H04N7/14
CPC分类号： H04N21/234327 , H04N19/114 , H04N19/117 , H04N19/156 , H04N19/164 , H04N19/196 , H04N19/31 , H04N19/33 , H04N19/36 , H04N21/23439 , H04N21/2402 , H04N21/25825
摘要： The present invention provides a multi-channel video communication system which includes a scalable video codec, a bit-stream truncating module, a network module and a multi-channel bit-stream truncating control module. The scalable video codec encodes a video source to generate a scalable original video bit-stream. The bit-stream truncating module is set between the scalable video codec and the network module, truncates the original video bit-stream to obtain a final video bit-stream and sends the final video bit-stream to the remote client device through the network module. The multi-channel bit-stream truncating control module is connected with the bit-stream truncating module, calculates a filter parameter for each bit-stream truncating unit in the bit-stream truncating module based on received device capabilities and network conditions of the remote client device. The present invention also provides a multi-channel video communication method in the above multi-channel video communication system.
摘要翻译：本发明提供了一种多通道视频通信系统，其包括可分级视频编解码器，比特流截断模块，网络模块和多通道比特流截断控制模块。可扩展视频编解码器对视频源进行编码，以生成可缩放的原始视频比特流。比特流截断模块设置在可伸缩视频编解码器和网络模块之间，截断原始视频比特流以获得最终的视频比特流，并通过网络模块将最终视频比特流发送到远程客户端设备。多比特流截断控制模块与比特流截断模块连接，基于接收到的设备能力和远程客户端的网络条件，计算比特流截断模块中每个比特流截断单元的滤波器参数设备。本发明还提供了一种在上述多声道视频通信系统中的多声道视频通信方法。

7. 发明申请

US20110090949A1 Multi-Channel Video Communication Method And System 有权
标题翻译：多通道视频通信方法与系统
公开(公告)号：US20110090949A1
公开(公告)日：2011-04-21
申请号：US12977896
申请日：2010-12-23
申请人： Chenchen Gu
发明人： Chenchen Gu
IPC分类号： H04N7/26
CPC分类号： H04L65/80 , H04L65/602 , H04L69/14 , H04N7/152 , H04N19/103 , H04N19/105 , H04N19/117 , H04N19/164 , H04N19/61 , H04N21/2402 , H04N21/25825 , H04N21/25833
摘要： A multi-channel video communication method which includes: detecting network status information and attributes of at least two remote clients, and establishing a video communication connection; selecting a video encoding parameter corresponding to each remote client according to the network status information and the attributes of each remote client; encoding raw video data according to the video encoding parameter respectively, and transmitting respectively encoded video bit-stream to each corresponding remote client. In the multi-channel video communication method, the video encoding parameter corresponding to each remote client may be selected according to the network status information and attributes of each remote client.
摘要翻译：一种多通道视频通信方法，包括：检测至少两个远程客户端的网络状态信息和属性，以及建立视频通信连接; 根据网络状态信息和每个远程客户端的属性，选择对应于每个远程客户端的视频编码参数; 根据视频编码参数对原始视频数据进行编码，并将各自编码的视频比特流发送到每个对应的远程客户端。在多声道视频通信方法中，可以根据每个远程客户端的网络状态信息和属性来选择对应于每个远程客户端的视频编码参数。

8. 发明授权

US08908757B2 Multi-channel video communication method and system 有权
标题翻译：多通道视频通信方式和系统
公开(公告)号：US08908757B2
公开(公告)日：2014-12-09
申请号：US12977896
申请日：2010-12-23
申请人： Chenchen Gu
发明人： Chenchen Gu
IPC分类号： H04N7/12 , H04L29/06 , H04N7/15 , H04N19/164 , H04N19/117 , H04N19/61 , H04N21/24 , H04N21/258
CPC分类号： H04L65/80 , H04L65/602 , H04L69/14 , H04N7/152 , H04N19/103 , H04N19/105 , H04N19/117 , H04N19/164 , H04N19/61 , H04N21/2402 , H04N21/25825 , H04N21/25833
摘要： A multi-channel video communication method which includes: detecting network status information and attributes of at least two remote clients, and establishing a video communication connection; selecting a video encoding parameter corresponding to each remote client according to the network status information and the attributes of each remote client; encoding raw video data according to the video encoding parameter respectively, and transmitting respectively encoded video bit-stream to each corresponding remote client. In the multi-channel video communication method, the video encoding parameter corresponding to each remote client may be selected according to the network status information and attributes of each remote client.
摘要翻译：一种多通道视频通信方法，包括：检测至少两个远程客户端的网络状态信息和属性，以及建立视频通信连接; 根据网络状态信息和每个远程客户端的属性，选择对应于每个远程客户端的视频编码参数; 根据视频编码参数对原始视频数据进行编码，并将各自编码的视频比特流发送到每个对应的远程客户端。在多声道视频通信方法中，可以根据每个远程客户端的网络状态信息和属性来选择对应于每个远程客户端的视频编码参数。

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