BR112022005091A2 - Codificador, decodificador e métodos correspondentes para sinalização de subimagem em conjunto de parâmetros de sequência - Google Patents
Codificador, decodificador e métodos correspondentes para sinalização de subimagem em conjunto de parâmetros de sequênciaInfo
- Publication number
- BR112022005091A2 BR112022005091A2 BR112022005091A BR112022005091A BR112022005091A2 BR 112022005091 A2 BR112022005091 A2 BR 112022005091A2 BR 112022005091 A BR112022005091 A BR 112022005091A BR 112022005091 A BR112022005091 A BR 112022005091A BR 112022005091 A2 BR112022005091 A2 BR 112022005091A2
- Authority
- BR
- Brazil
- Prior art keywords
- decoder
- encoder
- corresponding methods
- sequence parameters
- value
- Prior art date
Links
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
- H04N19/70—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
-
- 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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
-
- 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
- H04N19/176—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
-
- 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
- H04N19/184—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 bits, e.g. of the compressed video stream
-
- 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
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
- H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
-
- 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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
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)
Abstract
CODIFICADOR, DECODIFICADOR E MÉTODOS CORRESPONDENTES PARA SINALIZAÇÃO DE SUBIMAGEM EM CONJUNTO DE PARÂMETROS DE SEQUÊNCIA. Um método de codificação implementado por um dispositivo de decodificação, um decodificador, um codificador são revelados, o método compreendendo: obter um fluxo de bits; obter um valor de um elemento de sintaxe sps_num_subpics_minus1 de acordo com análise do fluxo de bits; quando o valor do elemento de sintaxe sps_num_subpics_minus1 for maior que um valor predefinido, obter um valor de um elemento de sintaxe sps_independent_subpics_flag a partir do fluxo de bits.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP2020053465 | 2020-02-11 | ||
PCT/CN2021/074104 WO2021159962A1 (en) | 2020-02-11 | 2021-01-28 | An encoder, a decoder and corresponding methods for subpicture signalling in sequence parameter set |
Publications (1)
Publication Number | Publication Date |
---|---|
BR112022005091A2 true BR112022005091A2 (pt) | 2022-10-11 |
Family
ID=77292967
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112022005091A BR112022005091A2 (pt) | 2020-02-11 | 2021-01-28 | Codificador, decodificador e métodos correspondentes para sinalização de subimagem em conjunto de parâmetros de sequência |
Country Status (10)
Country | Link |
---|---|
US (1) | US20220224944A1 (pt) |
EP (1) | EP4026319A4 (pt) |
JP (2) | JP7372465B2 (pt) |
KR (1) | KR20220051399A (pt) |
CN (2) | CN116016956B (pt) |
AU (1) | AU2021219750A1 (pt) |
BR (1) | BR112022005091A2 (pt) |
CA (1) | CA3153765A1 (pt) |
MX (1) | MX2022004940A (pt) |
WO (1) | WO2021159962A1 (pt) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI4044599T3 (fi) * | 2019-11-05 | 2024-03-25 | Lg Electronics Inc | Kuva/videokoodausmenetelmä ja -laite |
BR112022012288A8 (pt) | 2019-12-20 | 2023-03-21 | Humax Co L Td | Método de processamento de sinal de vídeo e dispositivo para o mesmo |
CN115176466A (zh) * | 2020-02-14 | 2022-10-11 | 抖音视界有限公司 | 视频比特流中的子图片信息信令 |
WO2021201617A1 (ko) * | 2020-03-31 | 2021-10-07 | 엘지전자 주식회사 | 레이어간 정렬된 서브픽처 정보에 기반하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장하는 기록 매체 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2720066C1 (ru) * | 2017-01-03 | 2020-04-23 | ЭлДжи ЭЛЕКТРОНИКС ИНК. | Способ обработки изображений и устройство для этого |
KR102392701B1 (ko) * | 2019-01-15 | 2022-04-28 | 엘지전자 주식회사 | 변환 스킵 플래그를 이용한 영상 코딩 방법 및 장치 |
GB201913403D0 (en) * | 2019-09-17 | 2019-10-30 | Canon Kk | Method and apparatus for encoding and decoding a video stream with subpictures |
WO2021126044A1 (en) | 2019-12-19 | 2021-06-24 | Telefonaktiebolaget Lm Ericsson (Publ) | Picture segment ordering |
-
2021
- 2021-01-28 KR KR1020227010900A patent/KR20220051399A/ko unknown
- 2021-01-28 WO PCT/CN2021/074104 patent/WO2021159962A1/en unknown
- 2021-01-28 EP EP21753198.7A patent/EP4026319A4/en active Pending
- 2021-01-28 CN CN202211556932.5A patent/CN116016956B/zh active Active
- 2021-01-28 BR BR112022005091A patent/BR112022005091A2/pt unknown
- 2021-01-28 AU AU2021219750A patent/AU2021219750A1/en active Pending
- 2021-01-28 CN CN202180011635.XA patent/CN115039406A/zh active Pending
- 2021-01-28 CA CA3153765A patent/CA3153765A1/en active Pending
- 2021-01-28 JP JP2022523334A patent/JP7372465B2/ja active Active
- 2021-01-28 MX MX2022004940A patent/MX2022004940A/es unknown
-
2022
- 2022-03-18 US US17/698,824 patent/US20220224944A1/en active Pending
-
2023
- 2023-10-18 JP JP2023179826A patent/JP2024012340A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
CN116016956A (zh) | 2023-04-25 |
JP7372465B2 (ja) | 2023-10-31 |
WO2021159962A1 (en) | 2021-08-19 |
AU2021219750A1 (en) | 2022-03-31 |
CA3153765A1 (en) | 2021-08-19 |
EP4026319A1 (en) | 2022-07-13 |
MX2022004940A (es) | 2022-05-16 |
CN115039406A (zh) | 2022-09-09 |
US20220224944A1 (en) | 2022-07-14 |
EP4026319A4 (en) | 2022-11-09 |
JP2022552727A (ja) | 2022-12-19 |
KR20220051399A (ko) | 2022-04-26 |
JP2024012340A (ja) | 2024-01-30 |
CN116016956B (zh) | 2023-09-01 |
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