BR112012023322A2 - dispositivo de codificação preditiva de imagem em movimento, método de codificação preditiva de imagem em movimento, programa de codificação preditiva de imagem em movimento, dispositivo de decodificação preditiva de imagem em movimento, método de decodificação preditiva de imagem em movimento, e programa de decodificação preditiva de imagem em movimento - Google Patents
dispositivo de codificação preditiva de imagem em movimento, método de codificação preditiva de imagem em movimento, programa de codificação preditiva de imagem em movimento, dispositivo de decodificação preditiva de imagem em movimento, método de decodificação preditiva de imagem em movimento, e programa de decodificação preditiva de imagem em movimentoInfo
- Publication number
- BR112012023322A2 BR112012023322A2 BR112012023322A BR112012023322A BR112012023322A2 BR 112012023322 A2 BR112012023322 A2 BR 112012023322A2 BR 112012023322 A BR112012023322 A BR 112012023322A BR 112012023322 A BR112012023322 A BR 112012023322A BR 112012023322 A2 BR112012023322 A2 BR 112012023322A2
- Authority
- BR
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- Prior art keywords
- motion picture
- predictive
- image
- predictive motion
- decoding
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 4
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/172—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a picture, frame or field
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/174—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a slice, e.g. a line of blocks or a group of blocks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/46—Embedding additional information in the video signal during the compression process
- H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Image Processing (AREA)
Abstract
dispositivo de codificação preditiva de imagem em movimento, método de codificação preditiva de imagem em movimento, programa de codificação preditiva de imagem em movimento, dispositivo de decodificação preditiva de imagem em movimento, método de decodificação preditiva de imagem em movimento, e programa de decodificação preditiva de imagem em movimento. a presente invenção refere-se ao fornecimento de um dispositivo de codificação preditiva de vídeo com um dispositivo de codificação que codifica cada imagem de uma pluralidade de imagens de entrada para gerar os dados de imagem comprimida incluindo uma imagem de acesso aleatório, e que codifica os dados acerca de informações sobre a odem de exibição de cada imagem; um dispositivo de restauração que codifica os dados da imagem comprimida para restaurar uma imagem reproduzida; um dispositivo de armazenamento de imagem que armazena a imagem reproduzida como uma imagem de referência; e um dispositivo de gerenciamento de memória que controla o dispositivo de armazenamento da imagem de acesso aleatório, o dispositivo de gerenciamento da memória atualiza o dispositivo de armazenamento da imagem definindo cada imagem de referência no dispositivo de armazenamento da imagem, salvo para a imagem de acesso aleatório, como desnecessárias, imediatamente antes ou imediatamente depois da codificação de uma imagem com informações sobre a ordem de exibição maiores que as informações sobre a ordem de exibição da imagem de acesso aleatório.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010061337A JP2011199396A (ja) | 2010-03-17 | 2010-03-17 | 動画像予測符号化装置、動画像予測符号化方法、動画像予測符号化プログラム、動画像予測復号装置、動画像予測復号方法、及び動画像予測復号プログラム |
PCT/JP2011/055915 WO2011115045A1 (ja) | 2010-03-17 | 2011-03-14 | 動画像予測符号化装置、動画像予測符号化方法、動画像予測符号化プログラム、動画像予測復号装置、動画像予測復号方法、及び動画像予測復号プログラム |
Publications (2)
Publication Number | Publication Date |
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BR112012023322A2 true BR112012023322A2 (pt) | 2016-05-24 |
BR112012023322B1 BR112012023322B1 (pt) | 2018-09-25 |
Family
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Family Applications (1)
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BR112012023322A BR112012023322B1 (pt) | 2010-03-17 | 2011-03-14 | dispositivo de codificação preditiva de imagem em movimento, método de codificação preditiva de imagem em movimento, dispositivo de decodificação preditiva de imagem em movimento e método de decodificação preditiva de imagem em movimento |
Country Status (17)
Country | Link |
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US (6) | US9113171B2 (pt) |
EP (3) | EP2942965B1 (pt) |
JP (1) | JP2011199396A (pt) |
KR (3) | KR101747195B1 (pt) |
CN (3) | CN104768020B (pt) |
AU (9) | AU2011228218B2 (pt) |
BR (1) | BR112012023322B1 (pt) |
CA (8) | CA3094540C (pt) |
ES (2) | ES2655416T3 (pt) |
MX (1) | MX2012010614A (pt) |
NO (2) | NO2942965T3 (pt) |
PL (2) | PL2549758T3 (pt) |
PT (2) | PT2549758T (pt) |
RU (6) | RU2568310C2 (pt) |
SG (2) | SG10201501390XA (pt) |
TW (7) | TWI611686B (pt) |
WO (1) | WO2011115045A1 (pt) |
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2010
- 2010-03-17 JP JP2010061337A patent/JP2011199396A/ja active Pending
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2011
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