BR112022011752A2 - Sinalização de imagem de acesso aleatório intra e atualização gradual do decodificador de cabeçalho de imagem na codificação de vídeo - Google Patents
Sinalização de imagem de acesso aleatório intra e atualização gradual do decodificador de cabeçalho de imagem na codificação de vídeoInfo
- Publication number
- BR112022011752A2 BR112022011752A2 BR112022011752A BR112022011752A BR112022011752A2 BR 112022011752 A2 BR112022011752 A2 BR 112022011752A2 BR 112022011752 A BR112022011752 A BR 112022011752A BR 112022011752 A BR112022011752 A BR 112022011752A BR 112022011752 A2 BR112022011752 A2 BR 112022011752A2
- Authority
- BR
- Brazil
- Prior art keywords
- image
- random access
- intra random
- images
- video encoding
- Prior art date
Links
- 230000011664 signaling Effects 0.000 title abstract 2
- 108091000069 Cystinyl Aminopeptidase Proteins 0.000 abstract 3
- 102100020872 Leucyl-cystinyl aminopeptidase Human genes 0.000 abstract 3
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
- H04N19/70—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
- H04N19/169—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
- H04N19/169—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
- H04N19/10—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
- H04N19/188—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 a video data packet, e.g. a network abstraction layer [NAL] unit
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962953035P | 2019-12-23 | 2019-12-23 | |
| US17/130,759 US11356705B2 (en) | 2019-12-23 | 2020-12-22 | Picture header intra random access picture and gradual decoder refresh signaling in video coding |
| PCT/US2020/066838 WO2021133909A1 (en) | 2019-12-23 | 2020-12-23 | Picture header intra random access picture and gradual decoder refresh signaling in video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112022011752A2 true BR112022011752A2 (pt) | 2022-08-30 |
Family
ID=76437367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112022011752A BR112022011752A2 (pt) | 2019-12-23 | 2020-12-23 | Sinalização de imagem de acesso aleatório intra e atualização gradual do decodificador de cabeçalho de imagem na codificação de vídeo |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US11356705B2 (https=) |
| EP (1) | EP4082207B1 (https=) |
| JP (1) | JP7664253B2 (https=) |
| KR (1) | KR20220112785A (https=) |
| CN (1) | CN114846802B (https=) |
| BR (1) | BR112022011752A2 (https=) |
| PH (1) | PH12022551264A1 (https=) |
| TW (1) | TWI868286B (https=) |
| WO (1) | WO2021133909A1 (https=) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4044598B1 (en) * | 2019-11-05 | 2025-03-05 | LG Electronics Inc. | Method and device for processing image information for image/video coding |
| US11395007B2 (en) * | 2019-12-12 | 2022-07-19 | Tencent America LLC | Method for signaling dependent and independent picture header |
| CN114902656B (zh) | 2019-12-26 | 2025-03-21 | 字节跳动有限公司 | 对编解码比特流中的视频层的信令的约束 |
| JP7425204B2 (ja) | 2019-12-26 | 2024-01-30 | バイトダンス インコーポレイテッド | ビデオビットストリームにおける仮想参照デコーダパラメータのシグナリングに対する制約 |
| EP4066386A4 (en) | 2019-12-27 | 2023-01-25 | ByteDance Inc. | SUB-PICTURE SIGNALING IN VIDEO ENCODING |
| EP4082200A4 (en) * | 2019-12-27 | 2023-07-05 | Alibaba Group Holding Limited | METHODS AND SYSTEMS FOR PERFORMING PROGRESSIVE DECODING REFRESH PROCESSING ON IMAGES |
| EP4074024A4 (en) | 2020-01-09 | 2023-04-05 | ByteDance Inc. | SIGNALING THE PRESENCE OF INTER-LAYER REFERENCE IMAGES |
| KR102928668B1 (ko) * | 2020-03-05 | 2026-02-20 | 노키아 테크놀로지스 오와이 | 혼성 nal 유닛 타입에 기반하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법 |
| EP4142286A4 (en) * | 2020-04-24 | 2024-01-10 | Atins Inc. | METHOD AND APPARATUS FOR DECODING VIDEO |
| KR20250031318A (ko) * | 2023-08-28 | 2025-03-07 | 가온그룹 주식회사 | 비디오 부호화 및 복호화를 위한 개선된 단계적 복호화기 갱신 방법 및 장치 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040260827A1 (en) * | 2003-06-19 | 2004-12-23 | Nokia Corporation | Stream switching based on gradual decoder refresh |
| US9979958B2 (en) * | 2012-04-20 | 2018-05-22 | Qualcomm Incorporated | Decoded picture buffer processing for random access point pictures in video sequences |
| US9860529B2 (en) * | 2013-07-16 | 2018-01-02 | Qualcomm Incorporated | Processing illumination compensation for video coding |
| US9854270B2 (en) * | 2013-12-19 | 2017-12-26 | Qualcomm Incorporated | Device and method for scalable coding of video information |
| US20150264404A1 (en) * | 2014-03-17 | 2015-09-17 | Nokia Technologies Oy | Method and apparatus for video coding and decoding |
| US10306253B2 (en) * | 2015-10-14 | 2019-05-28 | Qualcomm Incorporated | Signaling of parameter sets in files of multi-layer bitstreams |
| US10679415B2 (en) * | 2017-07-05 | 2020-06-09 | Qualcomm Incorporated | Enhanced signaling of regions of interest in container files and video bitstreams |
| US11418813B2 (en) * | 2019-09-20 | 2022-08-16 | Tencent America LLC | Signaling of inter layer prediction in video bitstream |
| EP4074024A4 (en) * | 2020-01-09 | 2023-04-05 | ByteDance Inc. | SIGNALING THE PRESENCE OF INTER-LAYER REFERENCE IMAGES |
| US11706428B2 (en) * | 2020-04-06 | 2023-07-18 | Tencent America LLC | Method for signaling picture header in coded video stream |
| US11558630B2 (en) * | 2020-05-20 | 2023-01-17 | Tencent America LLC | Techniques for random access point indication and picture output in coded video stream |
-
2020
- 2020-12-22 US US17/130,759 patent/US11356705B2/en active Active
- 2020-12-23 TW TW109145716A patent/TWI868286B/zh active
- 2020-12-23 BR BR112022011752A patent/BR112022011752A2/pt unknown
- 2020-12-23 JP JP2022537062A patent/JP7664253B2/ja active Active
- 2020-12-23 PH PH1/2022/551264A patent/PH12022551264A1/en unknown
- 2020-12-23 WO PCT/US2020/066838 patent/WO2021133909A1/en not_active Ceased
- 2020-12-23 CN CN202080087362.2A patent/CN114846802B/zh active Active
- 2020-12-23 EP EP20839536.8A patent/EP4082207B1/en active Active
- 2020-12-23 KR KR1020227020175A patent/KR20220112785A/ko active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| TW202133616A (zh) | 2021-09-01 |
| EP4082207B1 (en) | 2024-01-17 |
| CN114846802A (zh) | 2022-08-02 |
| US11356705B2 (en) | 2022-06-07 |
| EP4082207C0 (en) | 2024-01-17 |
| US20210195248A1 (en) | 2021-06-24 |
| JP7664253B2 (ja) | 2025-04-17 |
| CN114846802B (zh) | 2025-06-17 |
| KR20220112785A (ko) | 2022-08-11 |
| EP4082207A1 (en) | 2022-11-02 |
| TWI868286B (zh) | 2025-01-01 |
| WO2021133909A1 (en) | 2021-07-01 |
| PH12022551264A1 (en) | 2023-11-20 |
| JP2023517426A (ja) | 2023-04-26 |
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