CL2024002599A1 - Puntos de inicialización temporales para codificación aritmética basada en contexto - Google Patents
Puntos de inicialización temporales para codificación aritmética basada en contextoInfo
- Publication number
- CL2024002599A1 CL2024002599A1 CL2024002599A CL2024002599A CL2024002599A1 CL 2024002599 A1 CL2024002599 A1 CL 2024002599A1 CL 2024002599 A CL2024002599 A CL 2024002599A CL 2024002599 A CL2024002599 A CL 2024002599A CL 2024002599 A1 CL2024002599 A1 CL 2024002599A1
- Authority
- CL
- Chile
- Prior art keywords
- context
- initialization points
- slice
- image
- temporal
- Prior art date
Links
- 230000002123 temporal effect Effects 0.000 abstract 6
- 238000000034 method Methods 0.000 abstract 1
- 238000013139 quantization Methods 0.000 abstract 1
Classifications
-
- 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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
-
- 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
- H04N19/124—Quantisation
-
- 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
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
-
- 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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
-
- 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
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
- H04N19/197—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters including determination of the initial value of an encoding parameter
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202263268844P | 2022-03-03 | 2022-03-03 | |
| US202263362118P | 2022-03-29 | 2022-03-29 | |
| US18/176,863 US12581092B2 (en) | 2022-03-03 | 2023-03-01 | Temporal initialization points for context-based arithmetic coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CL2024002599A1 true CL2024002599A1 (es) | 2024-11-22 |
Family
ID=85726154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CL2024002599A CL2024002599A1 (es) | 2022-03-03 | 2024-08-30 | Puntos de inicialización temporales para codificación aritmética basada en contexto |
Country Status (11)
| Country | Link |
|---|---|
| EP (1) | EP4487567A1 (https=) |
| JP (1) | JP2025508699A (https=) |
| KR (1) | KR20240159895A (https=) |
| AU (1) | AU2023229266A1 (https=) |
| CA (1) | CA3242962A1 (https=) |
| CL (1) | CL2024002599A1 (https=) |
| CO (1) | CO2024011191A2 (https=) |
| IL (1) | IL313523A (https=) |
| MX (1) | MX2024010522A (https=) |
| TW (1) | TW202344051A (https=) |
| WO (1) | WO2023167997A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12581092B2 (en) | 2022-03-03 | 2026-03-17 | Qualcomm Incorporated | Temporal initialization points for context-based arithmetic coding |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150334425A1 (en) * | 2014-05-14 | 2015-11-19 | Blackberry Limited | Adaptive context initialization |
| EP4568247A3 (en) * | 2018-03-29 | 2025-07-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Concept for enhancing parallel coding capabilities |
-
2023
- 2023-03-02 KR KR1020247028827A patent/KR20240159895A/ko active Pending
- 2023-03-02 MX MX2024010522A patent/MX2024010522A/es unknown
- 2023-03-02 EP EP23712994.5A patent/EP4487567A1/en active Pending
- 2023-03-02 IL IL313523A patent/IL313523A/en unknown
- 2023-03-02 TW TW112107560A patent/TW202344051A/zh unknown
- 2023-03-02 CA CA3242962A patent/CA3242962A1/en active Pending
- 2023-03-02 AU AU2023229266A patent/AU2023229266A1/en active Pending
- 2023-03-02 WO PCT/US2023/014372 patent/WO2023167997A1/en not_active Ceased
- 2023-03-02 JP JP2024547598A patent/JP2025508699A/ja active Pending
-
2024
- 2024-08-20 CO CONC2024/0011191A patent/CO2024011191A2/es unknown
- 2024-08-30 CL CL2024002599A patent/CL2024002599A1/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JP2025508699A (ja) | 2025-04-10 |
| KR20240159895A (ko) | 2024-11-07 |
| AU2023229266A1 (en) | 2024-07-11 |
| IL313523A (en) | 2024-08-01 |
| EP4487567A1 (en) | 2025-01-08 |
| CA3242962A1 (en) | 2025-01-16 |
| TW202344051A (zh) | 2023-11-01 |
| MX2024010522A (es) | 2024-09-06 |
| CO2024011191A2 (es) | 2024-08-30 |
| WO2023167997A1 (en) | 2023-09-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| MX2023005933A (es) | Metodo de codificacion/decodificacion de imagenes y dispositivo para el mismo. | |
| ES2589702T3 (es) | Dispositivo, método y programa de descodificación de video | |
| CO2017011983A2 (es) | Copia de intra bloque a nivel de porción y otras mejoras de codificación de video | |
| CL2024002599A1 (es) | Puntos de inicialización temporales para codificación aritmética basada en contexto | |
| MX2024001656A (es) | Gestion de imagenes de referencia en codificacion de video. | |
| MX2024009653A (es) | Un codificador, un decodificador y metodos correspondientes para interprediccion. | |
| MX2021012516A (es) | Codificacion de contexto para modo de salto de transformada. | |
| MX2021014754A (es) | Metodo y aparato de filtrado en bucle adaptativo. | |
| BR112017016337A2 (pt) | conversão em código de pixels de escape para conversão em código de paleta | |
| AR120018A1 (es) | Esquema de codificación para video inmersivo | |
| MX2022004469A (es) | Señalización de estructura de partición de bloques de imagen y video. | |
| AR087117A1 (es) | Metodo de descodificacion de imagenes, metodo de codificacion de imagenes, aparato de descodificacion de imagenes, aparato de codificacion de imagenes y aparato de codificacion y descodificacion de imagenes | |
| MX394492B (es) | Codificacion de prediccion angular ponderada mejorada para intra codificacion. | |
| MX2021006936A (es) | Metodo y aparato para desbloquear una imagen. | |
| MX2013010892A (es) | Metodo de decodificacion de imagenes, metodo de codificacion de imagenes, aparato de decodificacion de imagenes, aparato de codificacion de imagenes y aparato de codificacion y decodificacion de imagenes. | |
| CL2021001408A1 (es) | Codificador, decodificador y métodos correspondientes de construcción de listas de modos más probables para bloques con predicción de hipótesis múltiples | |
| MX2022000007A (es) | Codificador, decodificador, metodos y programas informaticos para una compresion mejorada sin perdidas. | |
| KR20120140195A (ko) | Ｃａｂａｃ에서 ｓａｖｓ를 사용한 ｄｑｐ의 이진화 | |
| MX2024007222A (es) | Sistema y metodo para la eliminacion de bloques del contenido de hdr. | |
| MX2025000092A (es) | Codificacion de video o imagen para inducir informacion de indice de peso para la bi-prediccion | |
| MX2022002304A (es) | Codificacion de imagen o video basada en codificacion de escape de paleta. | |
| MX2024014552A (es) | El método de señalización eficiente de banderas cbf | |
| MX2021015521A (es) | Metodo y dispositivo de descodificacion de imagen para derivar la informacion del indice de ponderacion para la generacion de una muestra de prediccion. | |
| CL2023001835A1 (es) | Predicción de hipótesis múltiples para la codificación de video | |
| MX2026001226A (es) | Modos de codificacion sin perdida para codificacion de video |