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    • 1. 发明申请
    • 3D VIDEO CODING FORMATS
    • 3D视频编码格式
    • WO2010126608A2
    • 2010-11-04
    • PCT/US2010/001286
    • 2010-04-30
    • THOMSON LICENSINGTIAN, DongLAI, Po-LinLAI, Wang, Lin
    • TIAN, DongLAI, Po-LinLAI, Wang, Lin
    • H04N7/26
    • H04N19/30H04N19/597H04N19/70
    • Several implementations relate to 3D video (3DV) coding formats. One implementation encodes multiple pictures that describe different three-dimensional (3D) information for a given view at a given time. Syntax elements are generated that indicate, for the encoded multiple pictures, how the encoded picture fits into a structure that supports 3D processing. The structure defines content types for the multiple pictures. A bitstream is generated that includes the encoded multiple pictures and the syntax elements. The inclusion of the syntax elements provides, at a coded-bitstream level, indications of relationships between the encoded multiple pictures in the structure. The syntax elements also enable efficient inter-layer coding of the 3DV content, thereby reducing the bandwidth used to transmit the 3DV content. Corresponding decoding implementations are also provided. Extraction methods are also provided from extracting pictures of interest from such a 3DV video stream characterized by such a 3D structure.
    • 几种实现涉及3D视频(3DV)编码格式。 一种实现方式对给定时间的给定视图描述不同三维(3D)信息的多个图片进行编码。 生成语法元素,其针对编码的多个图片指示编码图片如何适合支持3D处理的结构。 该结构定义了多个图片的内容类型。 生成包括编码的多个图片和语法元素的比特流。 语法元素的包含在编码位流级提供了结构中编码的多个图片之间的关系的指示。 语法元素还能够对3DV内容进行高效的层间编码,从而减少用于传输3DV内容的带宽。 还提供了相应的解码实现。 提取方法也可以从以这种3D结构为特征的3DV视频流中提取感兴趣的图片来提供。
    • 2. 发明申请
    • DEPTH CODING
    • 深度编码
    • WO2013032423A1
    • 2013-03-07
    • PCT/US2011/049316
    • 2011-08-26
    • THOMSON LICENSINGLIU, ShujieLAI, Wang, LinTIAN, Dong
    • LIU, ShujieLAI, Wang, LinTIAN, Dong
    • G06T7/00
    • H04N19/00769G06T7/11H04N19/167H04N19/593H04N19/597
    • Various implementations address depth coding and related disciplines. In one particular implementation, a segmentation is determined for a particular portion of a video image in a sequence of video images. The segmentation is determined based on reference depth indicators that are associated with at least a portion of one video image in the sequence of video images. Target depth indicators associated with the particular portion of the video image are processed. The processing is based on the determined segmentation in the particular portion of the video image. In another particular implementation, a segmentation is determined for at least a given portion of a video image based on depth indicators associated with the given portion. The segmentation is extended from the given portion into a target portion of the video image based on pixel values in the given portion and on pixel values in the target portion.
    • 各种实现涉及深度编码和相关学科。 在一个特定实现中,为视频图像序列中的视频图像的特定部分确定分割。 基于与视频图像序列中的一个视频图像的至少一部分相关联的参考深度指示符来确定分割。 处理与视频图像的特定部分相关联的目标深度指示符。 该处理基于视频图像的特定部分中确定的分割。 在另一特定实现中,基于与给定部分相关联的深度指示符,确定视频图像的至少一个给定部分的分割。 基于给定部分中的像素值和目标部分中的像素值,将分割从给定部分扩展到视频图像的目标部分。
    • 3. 发明申请
    • COMPRESSION METHODS AND APPARATUS FOR OCCLUSION DATA
    • 压缩数据的压缩方法和装置
    • WO2012036902A1
    • 2012-03-22
    • PCT/US2011/049881
    • 2011-08-31
    • THOMSON LICENSINGTIAN, DongLAI, Wang, Lin
    • TIAN, DongLAI, Wang, Lin
    • H04N7/26
    • H04N13/161H04N19/17H04N19/30H04N19/597H04N19/70
    • Methods and apparatus for coding occlusion layers, such as occlusion video data and occlusion depth data in 3D video, are disclosed. A decoding method comprising the steps of: extracting an indicator representative of an original format for received occlusion data (S702), the original format selected from one of a sparse occlusion data format and a filled occlusion data format; arranging 2D data, which is associated with the occlusion data, at location 0 in a reference picture list (S902); decoding the occlusion data to produce decoded occlusion data (S904, S703); when the indicator indicates the sparse occlusion data format for the occlusion data, filling a non-occlusion area of the occlusion data with data indicative of a defined characteristic to produce decoded occlusion data (S904); when the indicator indicates the filled occlusion data format for the occlusion data, replacing the occlusion data in a non-occlusion area of the occlusion data with sample values from a corresponding area of associated 2D data to produce decoded occlusion data (S904); and outputting the decoded occlusion (S905, S705).
    • 公开了用于编码遮挡层的方法和装置,例如3D视频中的遮挡视频数据和遮挡深度数据。 一种解码方法,包括以下步骤:提取表示接收到的遮挡数据的原始格式的指示符(S702),从稀疏遮挡数据格式和填充遮挡数据格式之一中选择的原始格式; 在参考图片列表中的位置0处布置与遮挡数据相关联的2D数据(S902); 解码遮挡数据以产生解码遮挡数据(S904,S703); 当指示符指示遮挡数据的稀疏遮挡数据格式时,用指示定义的特征的数据填充遮挡数据的非遮挡区域以产生解码遮挡数据(S904); 当指示符指示遮挡数据的填充遮挡数据格式时,用来自相关2D数据的相应区域的采样值替换遮挡数据的非遮挡区域中的遮挡数据,以产生解码遮挡数据(S904); 并输出解码的遮挡(S905,S705)。
    • 4. 发明公开
    • 3D VIDEO CODING FORMATS
    • 3D-VIDEOCODIERUNGSFORMATE
    • EP2425624A2
    • 2012-03-07
    • EP10717323.9
    • 2010-04-30
    • Thomson Licensing
    • TIAN, DongLAI, Wang, Lin
    • H04N7/26H04N13/00
    • H04N19/30H04N19/597H04N19/70
    • Several implementations relate to 3D video (3DV) coding formats. One implementation encodes multiple pictures that describe different three-dimensional (3D) information for a given view at a given time. Syntax elements are generated that indicate, for the encoded multiple pictures, how the encoded picture fits into a structure that supports 3D processing. The structure defines content types for the multiple pictures. A bitstream is generated that includes the encoded multiple pictures and the syntax elements. The inclusion of the syntax elements provides, at a coded-bitstream level, indications of relationships between the encoded multiple pictures in the structure. The syntax elements also enable efficient inter-layer coding of the 3DV content, thereby reducing the bandwidth used to transmit the 3DV content. Corresponding decoding implementations are also provided. Extraction methods are also provided from extracting pictures of interest from such a 3DV multiple pictures and the syntax elements, the video stream characterized by such a 3D structure.
    • 5. 发明公开
    • DEPTH CODING
    • TIEFENKODIERUNG
    • EP2748794A1
    • 2014-07-02
    • EP11752059.3
    • 2011-08-26
    • Thomson Licensing
    • LIU, ShujieLAI, Wang, LinTIAN, Dong
    • G06T7/00
    • H04N19/00769G06T7/11H04N19/167H04N19/593H04N19/597
    • Various implementations address depth coding and related disciplines. In one particular implementation, a segmentation is determined for a particular portion of a video image in a sequence of video images. The segmentation is determined based on reference depth indicators that are associated with at least a portion of one video image in the sequence of video images. Target depth indicators associated with the particular portion of the video image are processed. The processing is based on the determined segmentation in the particular portion of the video image. In another particular implementation, a segmentation is determined for at least a given portion of a video image based on depth indicators associated with the given portion. The segmentation is extended from the given portion into a target portion of the video image based on pixel values in the given portion and on pixel values in the target portion.
    • 各种实现解决深度编码和相关学科。 在一个特定实现中,对视频图像序列中的视频图像的特定部分确定分割。 基于与视频图像序列中的一个视频图像的至少一部分相关联的参考深度指示符来确定分割。 处理与视频图像的特定部分相关联的目标深度指示符。 该处理基于视频图像的特定部分中确定的分割。 在另一特定实现中,基于与给定部分相关联的深度指示符,确定视频图像的给定部分的分割。 基于给定部分中的像素值和目标部分中的像素值,将分割从给定部分扩展到视频图像的目标部分。