KR20240159895A - 컨텍스트 기반 산술 코딩을 위한 시간적 초기화 포인트들 - Google Patents
컨텍스트 기반 산술 코딩을 위한 시간적 초기화 포인트들 Download PDFInfo
- Publication number
- KR20240159895A KR20240159895A KR1020247028827A KR20247028827A KR20240159895A KR 20240159895 A KR20240159895 A KR 20240159895A KR 1020247028827 A KR1020247028827 A KR 1020247028827A KR 20247028827 A KR20247028827 A KR 20247028827A KR 20240159895 A KR20240159895 A KR 20240159895A
- Authority
- KR
- South Korea
- Prior art keywords
- temporal
- slice
- picture
- initialization points
- value
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- H04N19/13—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
- H04N19/102—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
- H04N19/134—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 (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202263268844P | 2022-03-03 | 2022-03-03 | |
| US63/268,844 | 2022-03-03 | ||
| US202263362118P | 2022-03-29 | 2022-03-29 | |
| US63/362,118 | 2022-03-29 | ||
| US18/176,863 | 2023-03-01 | ||
| US18/176,863 US12581092B2 (en) | 2022-03-03 | 2023-03-01 | Temporal initialization points for context-based arithmetic coding |
| PCT/US2023/014372 WO2023167997A1 (en) | 2022-03-03 | 2023-03-02 | Temporal initialization points for context-based arithmetic coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20240159895A true KR20240159895A (ko) | 2024-11-07 |
Family
ID=85726154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020247028827A Pending KR20240159895A (ko) | 2022-03-03 | 2023-03-02 | 컨텍스트 기반 산술 코딩을 위한 시간적 초기화 포인트들 |
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 |
| 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 |
| CL2024002599A1 (es) | 2024-11-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| E13-X000 | Pre-grant limitation requested |
St.27 status event code: A-2-3-E10-E13-lim-X000 |
|
| PA0105 | International application |
St.27 status event code: A-0-1-A10-A15-nap-PA0105 |
|
| PG1501 | Laying open of application |
St.27 status event code: A-1-1-Q10-Q12-nap-PG1501 |
|
| D18 | Deferred examination requested |
Free format text: ST27 STATUS EVENT CODE: A-1-2-D10-D18-EXM-X000 (AS PROVIDED BY THE NATIONAL OFFICE) |
|
| D18-X000 | Deferred examination requested |
St.27 status event code: A-1-2-D10-D18-exm-X000 |