MX381369B - Método de codificación para predicción de imagen, dispositivo de codificación para predicción de imagen, programa de codificación para predicción de imagen, método de descodificación para predicción de imagen, dispositivo de descodificación para predicción de imagen, y programa de descodificación para predicción de imagen. - Google Patents
Método de codificación para predicción de imagen, dispositivo de codificación para predicción de imagen, programa de codificación para predicción de imagen, método de descodificación para predicción de imagen, dispositivo de descodificación para predicción de imagen, y programa de descodificación para predicción de imagen.Info
- Publication number
- MX381369B MX381369B MX2017011112A MX2017011112A MX381369B MX 381369 B MX381369 B MX 381369B MX 2017011112 A MX2017011112 A MX 2017011112A MX 2017011112 A MX2017011112 A MX 2017011112A MX 381369 B MX381369 B MX 381369B
- Authority
- MX
- Mexico
- Prior art keywords
- image prediction
- predict
- decoding
- mode
- signal
- Prior art date
Links
- 239000000470 constituent Substances 0.000 abstract 5
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
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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
- H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
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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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
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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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
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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
- H04N19/176—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 block, e.g. a macroblock
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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
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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
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
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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
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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
- H04N19/60—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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
Abstract
Cuando una gran cantidad de modos de predicción se proporcionan en la generación de señales pronosticadas intra-cuadros, información de modo para identificar un método de predicción intra-cuadros de un bloque objetivo, se codifica eficientemente. Un método de codificación predictiva de imagen incluye: determinación de un modo de predicción óptimo a partir de una pluralidad de métodos de predicción para una señal de píxel de un bloque objetivo; una señal pronosticada se genera de acuerdo con el modo; una señal residual se determina entre la señal de píxel del bloque objetivo en la señal pronosticada; la señal residual y el modo de predicción óptimo se codifican para generar una señal comprimida; la señal comprimida se restaura; la señal restaurada se almacena como una señal de píxel reproducido. En la codificación de modo de predicción, una lista de modos de predicción de candidatos se genera como una que contiene elementos de los modos de predicción óptimos de una pluralidad de bloques previamente reproducidos vecinos al bloque objetivo; una bandera para indicar si la lista contiene un elemento que corresponde al modo de predicción óptimo se codifica; un índice al elemento correspondiente se codifica si el elemento correspondiente está presente en la lista; el modo de predicción óptimo se codifica con base en la numeración de los elementos en la lista, a menos de que no haya elemento correspondiente en la lista.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011004293A JP5781313B2 (ja) | 2011-01-12 | 2011-01-12 | 画像予測符号化方法、画像予測符号化装置、画像予測符号化プログラム、画像予測復号方法、画像予測復号装置及び画像予測復号プログラム |
| PCT/JP2011/079071 WO2012096095A1 (ja) | 2011-01-12 | 2011-12-15 | 画像予測符号化方法、画像予測符号化装置、画像予測符号化プログラム、画像予測復号方法、画像予測復号装置及び画像予測復号プログラム |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX381369B true MX381369B (es) | 2025-03-12 |
Family
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| MX2013007830A MX2013007830A (es) | 2011-01-12 | 2011-12-15 | Metodo de codificacion para prediccion de imagen, dispositivo de codificacion para prediccion de imagen, programa de codificacion para prediccion de imagen, metodo de descodificacion para prediccion de imagen, dispositivo de descodificacion para prediccion de imagen, y programa de descodificacion para prediccion de imagen. |
| MX2016007891A MX350267B (es) | 2011-01-12 | 2011-12-15 | Metodo de codificacion para prediccion de imagen, dispositivo de codificacion para prediccion de imagen, programa de codificacion para prediccion de imagen, metodo de descodificacion para prediccion de imagen, dispositivo de descodificacion para prediccion de imagen, y programa de descodificacion para prediccion de imagen. |
| MX2017011112A MX381369B (es) | 2011-01-12 | 2011-12-15 | Método de codificación para predicción de imagen, dispositivo de codificación para predicción de imagen, programa de codificación para predicción de imagen, método de descodificación para predicción de imagen, dispositivo de descodificación para predicción de imagen, y programa de descodificación para predicción de imagen. |
| MX2015016229A MX340576B (es) | 2011-01-12 | 2011-12-15 | Metodo de codificacion para prediccion de imagen, dispositivo de codificacion para prediccion de imagen, programa de codificacion para prediccion de imagen, metodo de descodificacion para prediccion de imagen, dispositivo de descodificacion para prediccion de imagen, y programa de descodificacion para prediccion de imagen. |
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| Application Number | Title | Priority Date | Filing Date |
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| MX2013007830A MX2013007830A (es) | 2011-01-12 | 2011-12-15 | Metodo de codificacion para prediccion de imagen, dispositivo de codificacion para prediccion de imagen, programa de codificacion para prediccion de imagen, metodo de descodificacion para prediccion de imagen, dispositivo de descodificacion para prediccion de imagen, y programa de descodificacion para prediccion de imagen. |
| MX2016007891A MX350267B (es) | 2011-01-12 | 2011-12-15 | Metodo de codificacion para prediccion de imagen, dispositivo de codificacion para prediccion de imagen, programa de codificacion para prediccion de imagen, metodo de descodificacion para prediccion de imagen, dispositivo de descodificacion para prediccion de imagen, y programa de descodificacion para prediccion de imagen. |
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| MX2015016229A MX340576B (es) | 2011-01-12 | 2011-12-15 | Metodo de codificacion para prediccion de imagen, dispositivo de codificacion para prediccion de imagen, programa de codificacion para prediccion de imagen, metodo de descodificacion para prediccion de imagen, dispositivo de descodificacion para prediccion de imagen, y programa de descodificacion para prediccion de imagen. |
Country Status (14)
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| EP (2) | EP2665269A4 (es) |
| JP (1) | JP5781313B2 (es) |
| KR (1) | KR101513956B1 (es) |
| CN (9) | CN103270755A (es) |
| AU (1) | AU2011354861B2 (es) |
| BR (1) | BR112013017613B8 (es) |
| CA (7) | CA3049361C (es) |
| MX (4) | MX2013007830A (es) |
| PH (1) | PH12013501326A1 (es) |
| RU (9) | RU2613728C1 (es) |
| SG (1) | SG191754A1 (es) |
| TW (5) | TWI628949B (es) |
| WO (1) | WO2012096095A1 (es) |
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