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1. 发明授权

US08548064B2 Video encoding method and decoding method by using selected parallax for parallax compensation, apparatuses therefor, programs therefor, and storage media for storing the programs 有权
标题翻译：通过使用视差补偿的选择视差的视频编码方法和解码方法，其装置，其程序和用于存储程序的存储介质
公开(公告)号：US08548064B2
公开(公告)日：2013-10-01
申请号：US12087040
申请日：2006-12-29
申请人： Masaki Kitahara , Hideaki Kimata , Shinya Shimizu , Kazuto Kamikura , Yoshiyuki Yashima , Masayuki Tanimoto , Toshiaki Fujii , Kenji Yamamoto
发明人： Masaki Kitahara , Hideaki Kimata , Shinya Shimizu , Kazuto Kamikura , Yoshiyuki Yashima , Masayuki Tanimoto , Toshiaki Fujii , Kenji Yamamoto
IPC分类号： H04N7/12
CPC分类号： H04N19/147 , H04N13/122 , H04N19/19 , H04N19/503 , H04N19/597
摘要： A video encoding method for encoding video images as a single video image by using parallax compensation which performs prediction by using parallax between the video images, and a corresponding decoding method. The number of parameters as parallax data used for the parallax compensation is selected and set for each reference image. Data of the set number of parameters is encoded, and parallax data in accordance with the number of parameters is encoded. During decoding, parallax-parameter number data, which is included in encoded data and designates the number of parameters as parallax data for each reference image, is decoded, and parallax data in accordance with the number of parameters is decoded, where the parallax data is included in the encoded data.
摘要翻译：一种视频编码方法，用于通过使用通过使用视频图像之间的视差执行预测的视差补偿来将视频图像编码为单个视频图像，以及相应的解码方法。为每个参考图像选择并设置用于视差补偿的视差信息的参数的数量。对设定参数数量的数据进行编码，并且对根据参数数量的视差数据进行编码。在解码期间，解码编码数据中包含的视差参数号码数据，并指定作为每个参照图像的视差数据的参数个数，根据参数数量对视差数据进行解码，包含在编码数据中。

2. 发明授权

US08451894B2 Video encoding method and decoding method, apparatuses therefor, programs therefor, and storage media for storing the programs by using parallax compensation 有权
标题翻译：视频编码方法和解码方法，其装置，用于其的程序，以及通过使用视差补偿来存储程序的存储介质
公开(公告)号：US08451894B2
公开(公告)日：2013-05-28
申请号：US12086709
申请日：2007-01-04
申请人： Masayuki Tanimoto , Toshiaki Fujii , Kenji Yamamoto , Masaki Kitahara , Hideaki Kimata , Shinya Shimizu , Kazuto Kamikura , Yoshiyuki Yashima
发明人： Masayuki Tanimoto , Toshiaki Fujii , Kenji Yamamoto , Masaki Kitahara , Hideaki Kimata , Shinya Shimizu , Kazuto Kamikura , Yoshiyuki Yashima
IPC分类号： H04N7/12 , H04N7/50
CPC分类号： H04N19/64 , H04N19/105 , H04N19/147 , H04N19/176 , H04N19/597 , H04N19/61
摘要： By using parallax compensation which performs prediction by using parallax between video images, the video images are encoded as a single video image. Reference parallax for a target image to be encoded is set, wherein the reference parallax is estimated using a reference image; area division in an image frame is set; parallax displacement for each divided area is set, wherein the parallax displacement is the difference between the reference parallax and parallax for the parallax compensation; data of the area division is encoded; and data for indicating the parallax displacement is encoded. During decoding, reference parallax for a target image to be decoded is set, wherein it is estimated using a reference image; data for indicating area division, which is included in encoded data, is decoded; and data of parallax displacement, which is included in the encoded data, is decoded for each area indicated by the area division data.
摘要翻译：通过使用通过使用视频图像之间的视差执行预测的视差补偿，将视频图像编码为单个视频图像。设置要编码的目标图像的参考视差，其中使用参考图像来估计参考视差; 设置图像帧中的区域划分; 设定每个分割区域的视差位移，其中视差位移是视差补偿的参考视差和视差之差; 区域划分的数据被编码; 并且用于指示视差位移的数据被编码。在解码期间，设置要解码的目标图像的参考视差，其中使用参考图像来估计; 包含在编码数据中的用于指示区域划分的数据被解码; 并且包括在编码数据中的视差位移的数据对于由区域划分数据指示的每个区域被解码。

3. 发明申请

US20090028248A1 Video Encoding Method and Decoding Method, Apparatuses Therefor, Programs Therefor, and Storage Media for Storing the Programs 有权
标题翻译：视频编码方法和解码方法，其设备，用于存储程序的程序和存储介质
公开(公告)号：US20090028248A1
公开(公告)日：2009-01-29
申请号：US12087040
申请日：2006-12-29
申请人： Masaki Kitahara , Hideaki Kimata , Shinya Shimizu , Kazuto Kamikura , Yoshiyuki Yashima , Masayuki Tanimoto , Toshiaki Fujii , Kenji Yamamoto
发明人： Masaki Kitahara , Hideaki Kimata , Shinya Shimizu , Kazuto Kamikura , Yoshiyuki Yashima , Masayuki Tanimoto , Toshiaki Fujii , Kenji Yamamoto
IPC分类号： H04N7/12
CPC分类号： H04N19/147 , H04N13/122 , H04N19/19 , H04N19/503 , H04N19/597
摘要： A video encoding method for encoding video images as a single video image by using parallax compensation which performs prediction by using parallax between the video images, and a corresponding decoding method. The number of parameters as parallax data used for the parallax compensation is selected and set for each reference image. Data of the set number of parameters is encoded, and parallax data in accordance with the number of parameters is encoded. During decoding, parallax-parameter number data, which is included in encoded data and designates the number of parameters as parallax data for each reference image, is decoded, and parallax data in accordance with the number of parameters is decoded, where the parallax data is included in the encoded data.
摘要翻译：一种视频编码方法，用于通过使用通过使用视频图像之间的视差执行预测的视差补偿来将视频图像编码为单个视频图像，以及相应的解码方法。为每个参考图像选择并设置用于视差补偿的视差信息的参数的数量。对设定参数数量的数据进行编码，并且对根据参数数量的视差数据进行编码。在解码期间，解码编码数据中包含的视差参数号码数据，并指定作为每个参照图像的视差数据的参数个数，根据参数数量对视差数据进行解码，包含在编码数据中。

4. 发明申请

US20100220784A1 Video Encoding Method and Decoding Method, Apparatuses Therefor, Programs Therefor, and Storage Media for Storing the Programs 有权
标题翻译：视频编码方法和解码方法，其设备，用于存储程序的程序和存储介质
公开(公告)号：US20100220784A1
公开(公告)日：2010-09-02
申请号：US12086709
申请日：2007-01-04
申请人： Masayuki Tanimoto , Toshiaki Fujii , Kenji Yamamoto , Masaki Kitahara , Hideaki Kimata , Shinya Shimizu , Kazuto Kamikura , Yoshiyuki Yashima
发明人： Masayuki Tanimoto , Toshiaki Fujii , Kenji Yamamoto , Masaki Kitahara , Hideaki Kimata , Shinya Shimizu , Kazuto Kamikura , Yoshiyuki Yashima
IPC分类号： H04N7/12
CPC分类号： H04N19/64 , H04N19/105 , H04N19/147 , H04N19/176 , H04N19/597 , H04N19/61
摘要： By using parallax compensation which performs prediction by using parallax between video images, the video images are encoded as a single video image. Reference parallax for a target image to be encoded is set, wherein the reference parallax is estimated using a reference image; area division in an image frame is set; parallax displacement for each divided area is set, wherein the parallax displacement is the difference between the reference parallax and parallax for the parallax compensation; data of the area division is encoded; and data for indicating the parallax displacement is encoded. During decoding, reference parallax for a target image to be decoded is set, wherein it is estimated using a reference image; data for indicating area division, which is included in encoded data, is decoded; and data of parallax displacement, which is included in the encoded data, is decoded for each area indicated by the area division data.
摘要翻译：通过使用通过使用视频图像之间的视差执行预测的视差补偿，将视频图像编码为单个视频图像。设置要编码的目标图像的参考视差，其中使用参考图像来估计参考视差; 设置图像帧中的区域划分; 设定每个分割区域的视差位移，其中视差位移是视差补偿的参考视差和视差之差; 区域划分的数据被编码; 并且用于指示视差位移的数据被编码。在解码期间，设置要解码的目标图像的参考视差，其中使用参考图像来估计; 包含在编码数据中的用于指示区域划分的数据被解码; 并且包括在编码数据中的视差位移的数据对于由区域划分数据指示的每个区域被解码。

5. 发明授权

US09066096B2 Video encoding method and decoding method, apparatuses therefor, programs therefor, and storage media which store the programs 有权
标题翻译：视频编码方法和解码方法，其设备，程序和存储程序的存储介质
公开(公告)号：US09066096B2
公开(公告)日：2015-06-23
申请号：US12517457
申请日：2007-12-26
申请人： Shinya Shimizu , Masaki Kitahara , Kazuto Kamikura , Yoshiyuki Yashima
发明人： Shinya Shimizu , Masaki Kitahara , Kazuto Kamikura , Yoshiyuki Yashima
IPC分类号： H04N19/103 , H04N19/597 , H04N19/176 , H04N19/147 , H04N19/61 , H04N19/146 , H04N19/182 , H04N19/19 , H04N19/573
CPC分类号： H04N19/103 , H04N19/146 , H04N19/147 , H04N19/176 , H04N19/182 , H04N19/19 , H04N19/573 , H04N19/597 , H04N19/61
摘要： A video encoding method for generating, based on disparity information between an already-encoded reference camera image and an encoding target camera image corresponding to the reference camera image, a disparity-compensated image by means of inter-camera image prediction; and encoding a differential image between the encoding target camera image and the disparity-compensated image. The method includes selecting, for each predetermined section unit on the differential image, one of a decoded differential image group obtained by decoding a differential image between the already-encoded camera image and the disparity-compensated image and a decoded camera image group obtained by decoding the already-encoded camera image, by determining whether or not there is a disparity-compensated image at the corresponding position, that is, whether or not the corresponding pixel in the disparity-compensated image has an effective value.
摘要翻译：一种视频编码方法，用于基于已经编码的参考相机图像和与参考相机图像相对应的编码对象相机图像之间的视差信息，通过相机间图像预测生成视差补偿图像; 并且对编码对象摄像机图像和视差补偿图像之间的差分图像进行编码。该方法包括对差分图像上的每个预定部分单元选择通过解码已经编码的照相机图像和视差补偿图像之间的差分图像获得的解码差分图像组和通过解码获得的解码相机图像组之一已经编码的摄像机图像，通过确定在相应位置是否存在视差补偿图像，即，视差补偿图像中的相应像素是否具有有效值。

6. 发明申请

US20100034260A1 VIDEO ENCODING METHOD AND DECODING METHOD, APPARATUSES THEREFOR, PROGRAMS THEREFOR, AND STORAGE MEDIA WHICH STORE THE PROGRAMS 有权
标题翻译：视频编码方法和解码方法，其设备，程序及其存储程序的存储介质
公开(公告)号：US20100034260A1
公开(公告)日：2010-02-11
申请号：US12517457
申请日：2007-12-26
申请人： Shinya Shimizu , Masaki Kitahara , Kazuto Kamikura , Yoshiyuki Yashima
发明人： Shinya Shimizu , Masaki Kitahara , Kazuto Kamikura , Yoshiyuki Yashima
IPC分类号： H04N7/12
CPC分类号： H04N19/103 , H04N19/146 , H04N19/147 , H04N19/176 , H04N19/182 , H04N19/19 , H04N19/573 , H04N19/597 , H04N19/61
摘要： A video encoding method for generating, based on disparity information between an already-encoded reference camera image and an encoding target camera image corresponding to the reference camera image, a disparity-compensated image by means of inter-camera image prediction; and encoding a differential image between the encoding target camera image and the disparity-compensated image. The method includes selecting, for each predetermined section unit on the differential image, one of a decoded differential image group obtained by decoding a differential image between the already-encoded camera image and the disparity-compensated image and a decoded camera image group obtained by decoding the already-encoded camera image, by determining whether or not there is a disparity-compensated image at the corresponding position, that is, whether or not the corresponding pixel in the disparity-compensated image has an effective value.
摘要翻译：一种视频编码方法，用于基于已经编码的参考相机图像和与参考相机图像相对应的编码对象相机图像之间的视差信息，通过相机间图像预测生成视差补偿图像; 并且对编码对象摄像机图像和视差补偿图像之间的差分图像进行编码。该方法包括对差分图像上的每个预定部分单元选择通过解码已经编码的照相机图像和视差补偿图像之间的差分图像获得的解码差分图像组和通过解码获得的解码相机图像组之一已经编码的摄像机图像，通过确定在相应位置是否存在视差补偿图像，即，视差补偿图像中的相应像素是否具有有效值。

7. 发明申请

US20100021072A1 IMAGE ENCODING METHOD AND DECODING METHOD, APPARATUSES THEREFOR, PROGRAMS THEREFOR, AND STORAGE MEDIA FOR STORING THE PROGRAMS 有权
标题翻译：图像编码方法和解码方法，其设备，其程序和存储程序的存储介质
公开(公告)号：US20100021072A1
公开(公告)日：2010-01-28
申请号：US12441076
申请日：2007-09-18
申请人： Shinya Shimizu , Masaki Kitahara , Kazuto Kamikura , Yoshiyuki Yashima
发明人： Shinya Shimizu , Masaki Kitahara , Kazuto Kamikura , Yoshiyuki Yashima
IPC分类号： G06K9/46 , G06K9/36
CPC分类号： H04N19/527 , H04N19/147 , H04N19/19 , H04N19/523 , H04N19/597
摘要： An image encoding method includes determining a corresponding point on a target image for encoding, which corresponds to each pixel on a reference image, based on the distance from a camera used for obtaining the reference image to an imaged object, and a positional relationship between cameras; computing a parallax vector from the position of the pixel to the corresponding point in the pixel space; computing a target predictive vector having the same starting point as the parallax vector and components obtained by rounding off the components of the parallax vector; computing a target reference vector having the same starting point as the parallax vector and the same size and direction as a differential vector between the target predictive vector and the parallax vector; and setting a predicted pixel value of a pixel on the target encoding image, which is indicated by the target predictive vector, to a value of a pixel on the reference image, which is indicated by the target reference vector.
摘要翻译：图像编码方法包括：基于从用于获得参考图像的相机到成像对象的距离以及相机之间的位置关系确定对应于参考图像上的每个像素的用于编码的目标图像上的对应点 ; 从所述像素的位置到所述像素空间中的对应点计算视差矢量; 计算具有与视差矢量相同起始点的目标预测矢量，以及通过舍入视差矢量的分量而获得的分量; 计算具有与视差矢量相同的起始点和与目标预测矢量和视差矢量之间的差分矢量相同的大小和方向的目标参考矢量; 并且将由目标预测矢量指示的目标编码图像上的像素的预测像素值设置为由目标参考矢量指示的参考图像上的像素的值。

8. 发明授权

US08385628B2 Image encoding and decoding method, apparatuses therefor, programs therefor, and storage media for storing the programs 有权
标题翻译：图像编码和解码方法，其设备，用于其的程序和用于存储程序的存储介质
公开(公告)号：US08385628B2
公开(公告)日：2013-02-26
申请号：US12441234
申请日：2007-09-18
申请人： Shinya Shimizu , Masaki Kitahara , Kazuto Kamikura , Yoshiyuki Yashima
发明人： Shinya Shimizu , Masaki Kitahara , Kazuto Kamikura , Yoshiyuki Yashima
IPC分类号： G06K9/00
CPC分类号： H04N19/103 , H04N19/147 , H04N19/176 , H04N19/52 , H04N19/597 , H04N19/61
摘要： An image encoding method includes determining and encoding global parallax data which is probably correct parallax data in consideration of the Epipolar geometry constraint between a camera of a standard viewpoint, which is selected from the entire multi-viewpoint images, and images obtained by all the other viewpoints; generating base parallax data for each camera as a viewpoint other than the standard viewpoint, where the base parallax data is probably correct parallax data in consideration of the Epipolar geometry constraint between the image of the relevant camera and the images of all the other cameras based on the global parallax data and the camera parameters; determining and encoding correction parallax data used for correcting the base parallax data, so as to indicate parallax data between the image of the relevant camera and an already-encoded reference viewpoint image used for parallax compensation; and encoding the image of the relevant camera by using parallax data obtained by correcting the base parallax data by means of the correction parallax data.
摘要翻译：图像编码方法包括：考虑到从整个多视点图像中选择的标准视点的相机之间的双极几何约束，以及所有其他图像获得的图像，确定和编码可能是正确的视差数据的全局视差数据观点; 生成基准视差数据作为除了标准视点以外的视点的基准视差数据，其中考虑到相机的图像和所有其它相机的图像之间的对极几何约束，基准视差数据可能是正确的视差信息，基于全局视差数据和摄像机参数; 确定和编码用于校正基准视差数据的校正视差数据，以便指示相关摄像机的图像与用于视差补偿的已经编码的参考视点图像之间的视差信息; 并且通过使用通过校正视差数据校正基准视差数据而获得的视差信息来对相关相机的图像进行编码。

9. 发明授权

US08290289B2 Image encoding and decoding for multi-viewpoint images 有权
标题翻译：多视点图像的图像编码和解码
公开(公告)号：US08290289B2
公开(公告)日：2012-10-16
申请号：US12441076
申请日：2007-09-18
申请人： Shinya Shimizu , Masaki Kitahara , Kazuto Kamikura , Yoshiyuki Yashima
发明人： Shinya Shimizu , Masaki Kitahara , Kazuto Kamikura , Yoshiyuki Yashima
IPC分类号： G06K9/00 , G06K9/36 , G06K9/46 , H04N7/12 , H04N11/02 , H04N11/04 , H04B1/66
CPC分类号： H04N19/527 , H04N19/147 , H04N19/19 , H04N19/523 , H04N19/597
摘要： An image encoding method includes determining a corresponding point on a target image for encoding, which corresponds to each pixel on a reference image, based on the distance from a camera used for obtaining the reference image to an imaged object, and a positional relationship between cameras; computing a parallax vector from the position of the pixel to the corresponding point in the pixel space; computing a target predictive vector having the same starting point as the parallax vector and components obtained by rounding off the components of the parallax vector; computing a target reference vector having the same starting point as the parallax vector and the same size and direction as a differential vector between the target predictive vector and the parallax vector; and setting a predicted pixel value of a pixel on the target encoding image, which is indicated by the target predictive vector, to a value of a pixel on the reference image, which is indicated by the target reference vector.
摘要翻译：图像编码方法包括：基于从用于获得参考图像的相机到成像对象的距离，以及相机之间的位置关系确定对应于参考图像上的每个像素的编码对象图像上的对应点 ; 从所述像素的位置到所述像素空间中的对应点计算视差矢量; 计算具有与视差矢量相同起始点的目标预测矢量，以及通过舍入视差矢量的分量而获得的分量; 计算具有与视差矢量相同的起始点和与目标预测矢量和视差矢量之间的差分矢量相同的大小和方向的目标参考矢量; 并且将由目标预测矢量指示的目标编码图像上的像素的预测像素值设置为由目标参考矢量指示的参考图像上的像素的值。

10. 发明申请

US20100086222A1 IMAGE ENCODING METHOD AND DECODING METHOD, APPARATUSES THEREFOR, PROGRAMS THEREFOR, AND STORAGE MEDIA FOR STORING THE PROGRAMS 有权
标题翻译：图像编码方法和解码方法，其设备，其程序和存储程序的存储介质
公开(公告)号：US20100086222A1
公开(公告)日：2010-04-08
申请号：US12441234
申请日：2007-09-18
申请人： Shinya Shimizu , Masaki Kitahara , Kazuto Kamikura , Yoshiyuki Yashima
发明人： Shinya Shimizu , Masaki Kitahara , Kazuto Kamikura , Yoshiyuki Yashima
IPC分类号： G06K9/36
CPC分类号： H04N19/103 , H04N19/147 , H04N19/176 , H04N19/52 , H04N19/597 , H04N19/61
摘要： An image encoding method includes determining and encoding global parallax data which is probably correct parallax data in consideration of the Epipolar geometry constraint between a camera of a standard viewpoint, which is selected from the entire multi-viewpoint images, and images obtained by all the other viewpoints; generating base parallax data for each camera as a viewpoint other than the standard viewpoint, where the base parallax data is probably correct parallax data in consideration of the Epipolar geometry constraint between the image of the relevant camera and the images of all the other cameras based on the global parallax data and the camera parameters; determining and encoding correction parallax data used for correcting the base parallax data, so as to indicate parallax data between the image of the relevant camera and an already-encoded reference viewpoint image used for parallax compensation; and encoding the image of the relevant camera by using parallax data obtained by correcting the base parallax data by means of the correction parallax data.
摘要翻译：图像编码方法包括：考虑到从整个多视点图像中选择的标准视点的相机之间的双极几何约束，以及所有其他图像获得的图像，确定和编码可能是正确的视差数据的全局视差数据观点; 生成基准视差数据作为除了标准视点以外的视点的基准视差数据，其中考虑到相机的图像和所有其它相机的图像之间的对极几何约束，基准视差数据可能是正确的视差信息，基于全局视差数据和摄像机参数; 确定和编码用于校正基准视差数据的校正视差数据，以便指示相关摄像机的图像与用于视差补偿的已经编码的参考视点图像之间的视差信息; 并且通过使用通过校正视差数据校正基准视差数据而获得的视差信息来对相关相机的图像进行编码。

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