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公开(公告)号:US20100027641A1
公开(公告)日:2010-02-04
申请号:US12577744
申请日:2009-10-13
IPC分类号: H04N7/50
CPC分类号: H04N19/51 , H04N19/103 , H04N19/105 , H04N19/107 , H04N19/126 , H04N19/139 , H04N19/174 , H04N19/176 , H04N19/423 , H04N19/46 , H04N19/573 , H04N19/61 , H04N19/70
摘要: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference picture number and predictive parameter of the selected combination, generating a predictive error signal representing an error between the input video signal and the prediction picture signal, and encoding the predictive error signal, information of the motion vector, and index information indicating the selected combination.
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公开(公告)号:US20100027637A1
公开(公告)日:2010-02-04
申请号:US12577551
申请日:2009-10-12
IPC分类号: H04N7/32
CPC分类号: H04N19/51 , H04N19/103 , H04N19/105 , H04N19/107 , H04N19/126 , H04N19/139 , H04N19/174 , H04N19/176 , H04N19/423 , H04N19/46 , H04N19/573 , H04N19/61 , H04N19/70
摘要: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference picture number and predictive parameter of the selected combination, generating a predictive error signal representing an error between the input video signal and the prediction picture signal, and encoding the predictive error signal, information of the motion vector, and index information indicating the selected combination.
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公开(公告)号:US20090323806A1
公开(公告)日:2009-12-31
申请号:US12553247
申请日:2009-09-03
IPC分类号: H04N7/32
CPC分类号: H04N19/573 , H04N19/105 , H04N19/107 , H04N19/134 , H04N19/46 , H04N19/61
摘要: A video encoding apparatus comprises a frame memory/predictive image generator having a first predictive mode for generating a predictive image signal by selecting a combination from among a plurality combinations of a reference image number and a plurality of predictive parameters, and a second predictive mode for generating a predictive image signal according to a predictive parameter computed based on reference image numbers of reference images and an image-to-image distance, and a variable-length encoder to select one of the first and second prediction modes by the number of reference images, and encode orthogonal transformation coefficient information concerning a predictive error signal of a predictive image signal with respect to input video signal, mode information indicating an encoding mode, motion vector information and combination of selected reference image number with predictive parameter index information indicating combination of selected reference image information.
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公开(公告)号:US20090285298A1
公开(公告)日:2009-11-19
申请号:US12512654
申请日:2009-07-30
IPC分类号: H04N7/26
CPC分类号: H04N19/51 , H04N19/103 , H04N19/105 , H04N19/107 , H04N19/126 , H04N19/139 , H04N19/174 , H04N19/176 , H04N19/423 , H04N19/46 , H04N19/573 , H04N19/61 , H04N19/70
摘要: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference picture number and predictive parameter of the selected combination, generating a predictive error signal representing an error between the input video signal and the prediction picture signal, and encoding the predictive error signal, information of the motion vector, and index information indicating the selected combination.
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公开(公告)号:US20090285293A1
公开(公告)日:2009-11-19
申请号:US12510765
申请日:2009-07-28
IPC分类号: H04N7/32
CPC分类号: H04N19/51 , H04N19/103 , H04N19/105 , H04N19/107 , H04N19/126 , H04N19/139 , H04N19/174 , H04N19/176 , H04N19/423 , H04N19/46 , H04N19/573 , H04N19/61 , H04N19/70
摘要: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference picture number and predictive parameter of the selected combination, generating a predictive error signal representing an error between the input video signal and the prediction picture signal, and encoding the predictive error signal, information of the motion vector, and index information indicating the selected combination.
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公开(公告)号:US20090285291A1
公开(公告)日:2009-11-19
申请号:US12510606
申请日:2009-07-28
IPC分类号: H04N7/32
CPC分类号: H04N19/51 , H04N19/103 , H04N19/105 , H04N19/107 , H04N19/126 , H04N19/139 , H04N19/174 , H04N19/176 , H04N19/423 , H04N19/46 , H04N19/573 , H04N19/61 , H04N19/70
摘要: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference picture number and predictive parameter of the selected combination, generating a predictive error signal representing an error between the input video signal and the prediction picture signal, and encoding the predictive error signal, information of the motion vector, and index information indicating the selected combination.
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公开(公告)号:US07616691B2
公开(公告)日:2009-11-10
申请号:US10896890
申请日:2004-07-23
CPC分类号: H04N19/573 , H04N19/105 , H04N19/107 , H04N19/134 , H04N19/46 , H04N19/61
摘要: A video encoding apparatus comprises a frame memory/predictive image generator having a first predictive mode for generating a predictive image signal by selecting a combination from among a plurality combinations of a reference image number and a plurality of predictive parameters, and a second predictive mode for generating a predictive image signal according to a predictive parameter computed based on reference image numbers of reference images and an image-to-image distance, and a variable-length encoder to select one of the first and second prediction modes by the number of reference images, and encode orthogonal transformation coefficient information concerning a predictive error signal of a predictive image signal with respect to input video signal, mode information indicating an encoding mode, motion vector information and combination of selected reference image number with predictive parameter index information indicating combination of selected reference image information.
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公开(公告)号:US20090268813A1
公开(公告)日:2009-10-29
申请号:US12492459
申请日:2009-06-26
IPC分类号: H04N7/26
CPC分类号: H04N19/51 , H04N19/103 , H04N19/105 , H04N19/107 , H04N19/126 , H04N19/139 , H04N19/174 , H04N19/176 , H04N19/423 , H04N19/46 , H04N19/573 , H04N19/61 , H04N19/70
摘要: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference picture number and predictive parameter of the selected combination, generating a predictive error signal representing an error between the input video signal and the prediction picture signal, and encoding the predictive error signal, information of the motion vector, and index information indicating the selected combination.
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公开(公告)号:US20090262834A1
公开(公告)日:2009-10-22
申请号:US12494678
申请日:2009-06-30
IPC分类号: H04N7/26
CPC分类号: H04N19/51 , H04N19/103 , H04N19/105 , H04N19/107 , H04N19/126 , H04N19/139 , H04N19/174 , H04N19/176 , H04N19/423 , H04N19/46 , H04N19/573 , H04N19/61 , H04N19/70
摘要: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference picture number and predictive parameter of the selected combination, generating a predictive error signal representing an error between the input video signal and the prediction picture signal, and encoding the predictive error signal, information of the motion vector, and index information indicating the selected combination.
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公开(公告)号:US20090262828A1
公开(公告)日:2009-10-22
申请号:US12494373
申请日:2009-06-30
IPC分类号: H04N7/32
CPC分类号: H04N19/51 , H04N19/103 , H04N19/105 , H04N19/107 , H04N19/126 , H04N19/139 , H04N19/174 , H04N19/176 , H04N19/423 , H04N19/46 , H04N19/573 , H04N19/61 , H04N19/70
摘要: A video encoding method comprises selecting one combination, for each block of an input video signal, from a plurality of combinations each including a predictive parameter and at least one reference picture number determined in advance for the reference picture, generating a prediction picture signal in accordance with the reference picture number and predictive parameter of the selected combination, generating a predictive error signal representing an error between the input video signal and the prediction picture signal, and encoding the predictive error signal, information of the motion vector, and index information indicating the selected combination.
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