Video encoding method and apparatus, and video decoding method and apparatus
    11.
    发明授权
    Video encoding method and apparatus, and video decoding method and apparatus 有权
    视频编码方法和装置,以及视频解码方法和装置

    公开(公告)号:US08509304B2

    公开(公告)日:2013-08-13

    申请号:US12204903

    申请日:2008-09-05

    IPC分类号: H04N7/12

    摘要: A video encoding method and apparatus, and a video decoding method and apparatus, which are capable of improving efficiency of encoding a luminance component video signal by predicting information on various encoding modes of the luminance component video signal by using a result obtained by encoding a chrominance component video signal, are provided. Accordingly, a block mode and an intra-prediction mode of the luminance component video signal are predicted from a previously encoded and recovered chrominance component video signal, and the predicted block mode and the predicted intra-prediction mode are used to encode the luminance component video signal.

    摘要翻译: 一种视频编码方法和装置以及视频解码方法和装置,其能够通过使用通过对色度分量编码获得的结果预测亮度分量视频信号的各种编码模式的信息来提高对亮度分量视频信号的编码效率 分量视频信号。 因此,从先前编码和恢复的色度分量视频信号预测亮度分量视频信号的块模式和帧内预测模式,并且使用预测块模式和预测帧内预测模式对亮度分量视频 信号。

    METHOD AND APPARATUS FOR PARALLEL ENTROPY ENCODING AND PARALLEL ENTROPY DECODING BASED ON DECODING RATE
    12.
    发明申请
    METHOD AND APPARATUS FOR PARALLEL ENTROPY ENCODING AND PARALLEL ENTROPY DECODING BASED ON DECODING RATE 审中-公开
    基于解码率并行熵编码和并行熵解码的方法与装置

    公开(公告)号:US20120121024A1

    公开(公告)日:2012-05-17

    申请号:US13356376

    申请日:2012-01-23

    申请人: Yun-gu LEE

    发明人: Yun-gu LEE

    IPC分类号: H04N7/26

    摘要: Provided are an entropy encoding method, an entropy decoding method, an entropy encoding apparatus, and an entropy decoding apparatus. The entropy encoding method includes: generating bitstreams by dividing video data into a plurality of data groups, encoding each of the data groups so as to generate symbols, and performing entropy encoding on the symbols; classifying the generated bitstreams into a plurality of classes such that bitstreams of neighboring data groups are classified into different classes; determining, from among a plurality of segments divided from a datastream, segments to which one or more bitstreams of a same class are allocated based on decoding rates of the bitstreams; and outputting a datastream including bitstreams allocated to each segment.

    摘要翻译: 提供熵编码方法,熵解码方法,熵编码装置和熵解码装置。 熵编码方法包括:通过将视频数据划分为多个数据组,对每个数据组进行编码以产生符号并对符号进行熵编码来产生比特流; 将生成的比特流分类成多个类,使得相邻数据组的比特流被分类成不同的类别; 根据所述比特流的解码速率,从数据流划分出的多个段中确定分配了相同类别的一个或多个比特流的段; 并输出包括分配给每个段的比特流的数据流。

    Method and apparatus for generating media signal by using state information
    13.
    发明授权
    Method and apparatus for generating media signal by using state information 有权
    通过使用状态信息产生媒体信号的方法和装置

    公开(公告)号:US08164644B2

    公开(公告)日:2012-04-24

    申请号:US12330777

    申请日:2008-12-09

    IPC分类号: H04N5/228

    摘要: Provided are a method and apparatus for generating a media signal by using state information. The method using the apparatus includes acquiring at least one type of state information selected from state information about a subject and state information about the apparatus, and generating a media signal by using the at least one type of state information.

    摘要翻译: 提供了一种通过使用状态信息生成媒体信号的方法和装置。 使用该装置的方法包括获取从关于被摄体的状态信息和关于该设备的状态信息中选择的至少一种类型的状态信息,以及通过使用至少一种类型的状态信息来生成媒体信号。

    ENTROPY ENCODING/DECODING METHOD AND APPARATUS FOR ACCELERATING VIDEO DECODING
    14.
    发明申请
    ENTROPY ENCODING/DECODING METHOD AND APPARATUS FOR ACCELERATING VIDEO DECODING 有权
    加密编码/解码方法和加速视频解码的设备

    公开(公告)号:US20110103469A1

    公开(公告)日:2011-05-05

    申请号:US12916767

    申请日:2010-11-01

    申请人: Yun-gu LEE

    发明人: Yun-gu LEE

    IPC分类号: H04N11/02

    摘要: An entropy encoding method and apparatus implementing the same, the method including: generating bitstreams of data groups by performing entropy encoding on a plurality of symbols of the data groups and storing the bitstreams in a storage unit by allocating a plurality of divided segments of the storage unit according to properties of the bitstreams.

    摘要翻译: 一种熵编码方法及其实现方法,所述方法包括:通过对数据组的多个符号执行熵编码,并通过分配存储器中的多个划分的段来存储该比特流,来产生数据组的比特流 单位根据比特流的属性。

    METHOD AND APPARATUS FOR GENERATING MEDIA SIGNAL BY USING STATE INFORMATION
    15.
    发明申请
    METHOD AND APPARATUS FOR GENERATING MEDIA SIGNAL BY USING STATE INFORMATION 有权
    使用状态信息产生媒体信号的方法和装置

    公开(公告)号:US20090231457A1

    公开(公告)日:2009-09-17

    申请号:US12330777

    申请日:2008-12-09

    IPC分类号: H04N5/228

    摘要: Provided are a method and apparatus for generating a media signal by using state information. The method using the apparatus includes acquiring at least one type of state information selected from state information about a subject and state information about the apparatus, and generating a media signal by using the at least one type of state information.

    摘要翻译: 提供了一种通过使用状态信息生成媒体信号的方法和装置。 使用该装置的方法包括获取从关于被摄体的状态信息和关于该设备的状态信息中选择的至少一种类型的状态信息,以及通过使用至少一种类型的状态信息来生成媒体信号。

    VIDEO ENCODING METHOD AND APPARATUS, AND VIDEO DECODING METHOD AND APPARATUS
    16.
    发明申请
    VIDEO ENCODING METHOD AND APPARATUS, AND VIDEO DECODING METHOD AND APPARATUS 有权
    视频编码方法和装置,以及视频解码方法和装置

    公开(公告)号:US20090190659A1

    公开(公告)日:2009-07-30

    申请号:US12204903

    申请日:2008-09-05

    IPC分类号: H04N7/32

    摘要: A video encoding method and apparatus, and a video decoding method and apparatus, which are capable of improving efficiency of encoding a luminance component video signal by predicting information on various encoding modes of the luminance component video signal by using a result obtained by encoding a chrominance component video signal, are provided. Accordingly, a block mode and an intra-prediction mode of the luminance component video signal are predicted from a previously encoded and recovered chrominance component video signal, and the predicted block mode and the predicted intra-prediction mode are used to encode the luminance component video signal.

    摘要翻译: 一种视频编码方法和装置以及视频解码方法和装置,其能够通过使用通过对色度分量编码获得的结果预测亮度分量视频信号的各种编码模式的信息来提高对亮度分量视频信号的编码效率 分量视频信号。 因此,从先前编码和恢复的色度分量视频信号预测亮度分量视频信号的块模式和帧内预测模式,并且使用预测块模式和预测帧内预测模式来对亮度分量视频 信号。

    Method and apparatus for encoding and decoding image adaptive to buffer status
    18.
    发明授权
    Method and apparatus for encoding and decoding image adaptive to buffer status 失效
    图像自适应缓冲器状态编码和解码的方法和装置

    公开(公告)号:US08503805B2

    公开(公告)日:2013-08-06

    申请号:US12617793

    申请日:2009-11-13

    申请人: Yun-gu Lee

    发明人: Yun-gu Lee

    IPC分类号: G06K9/46 H04N7/12

    摘要: A method of encoding an image includes checking a storage status of a buffer storing encoded data, at every data unit equal to or less than at least one macroblock; rearranging information about a macroblock so that encoded data of the macroblock is reduced, based on the storage status of the buffer; and storing data encoded by using data of the image and the information about the macroblock, which is rearranged based on the storage status of the buffer, in the buffer.

    摘要翻译: 编码图像的方法包括:在等于或小于至少一个宏块的每个数据单元处检查存储编码数据的缓冲器的存储状态; 重新排列关于宏块的信息,以便基于缓冲器的存储状态来减少宏块的编码数据; 并且将通过使用图像的数据和关于宏块的信息编码的数据存储在缓冲器中,所述信息根据缓冲器的存储状态重新排列。

    Method and apparatus for illumination compensation and method and apparatus for encoding and decoding image based on illumination compensation
    19.
    发明授权
    Method and apparatus for illumination compensation and method and apparatus for encoding and decoding image based on illumination compensation 有权
    用于照明补偿的方法和装置以及基于照明补偿的图像编码和解码方法和装置

    公开(公告)号:US08295634B2

    公开(公告)日:2012-10-23

    申请号:US12107855

    申请日:2008-04-23

    IPC分类号: G06K9/40

    摘要: A method and apparatus for compensating for illumination of a reference block and a method and apparatus for encoding an image, using the illumination compensation method and apparatus, are provided. The method of compensating for illumination of a reference block includes: predicting the mean values of pixels of a current block and a reference block, based on restored values of pixels neighboring the current block, and restored values of pixels neighboring the reference block; and based on the predicted mean value of the pixels of the current block, the predicted mean value of the pixels of the reference block, and the values of the pixels of the current block and the reference block, determining an illumination compensation parameter.

    摘要翻译: 提供了一种用于补偿参考块的照明的方法和装置,以及使用照明补偿方法和装置对图像进行编码的方法和装置。 补偿参考块的照明的方法包括:基于与当前块相邻的像素的恢复值以及与参考块相邻的像素的恢复值,预测当前块和参考块的像素的平均值; 并且基于当前块的像素的预测平均值,参考块的像素的预测平均值以及当前块和参考块的像素的值,确定照明补偿参数。

    METHOD AND APPARATUS FOR VIDEO STABILIZATION BY COMPENSATING FOR VIEW DIRECTION OF CAMERA
    20.
    发明申请
    METHOD AND APPARATUS FOR VIDEO STABILIZATION BY COMPENSATING FOR VIEW DIRECTION OF CAMERA 有权
    通过对摄像机视图方向进行补偿的视频稳定化方法和装置

    公开(公告)号:US20120120264A1

    公开(公告)日:2012-05-17

    申请号:US13294782

    申请日:2011-11-11

    IPC分类号: H04N5/228

    摘要: A video stabilization method includes: measuring an inter-frame camera motion based on a difference angle of a relative camera view direction in comparison with a reference camera view direction in each frame of a frame sequence of a video; generating a camera motion path of the frame sequence by using the inter-frame camera motion and determining a camera view direction adjustment angle based on a user's view direction by using the camera motion path; and compensating for the camera view direction by using the camera view direction adjustment angle in each frame.

    摘要翻译: 一种视频稳定方法,包括:与视频的帧序列的每个帧中的参考相机视图方向相比,基于相对相机视图方向的差角度来测量帧间相机运动; 通过使用帧间相机运动来生成帧序列的相机运动路径,并且通过使用相机运动路径来基于用户的观看方向确定相机视图方向调整角度; 并且通过使用每帧中的摄像机视图方向调整角来补偿摄像机视图方向。