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 (enExample) |
| EP (1) | EP4082207B1 (enExample) |
| JP (1) | JP7664253B2 (enExample) |
| KR (1) | KR20220112785A (enExample) |
| CN (1) | CN114846802B (enExample) |
| BR (1) | BR112022011752A2 (enExample) |
| PH (1) | PH12022551264A1 (enExample) |
| TW (1) | TWI868286B (enExample) |
| WO (1) | WO2021133909A1 (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MX2022005385A (es) * | 2019-11-05 | 2022-07-11 | Lg Electronics Inc | Método y dispositivo para procesar información de imagen para la codificación de imágenes/video. |
| US11395007B2 (en) * | 2019-12-12 | 2022-07-19 | Tencent America LLC | Method for signaling dependent and independent picture header |
| WO2021134018A1 (en) | 2019-12-26 | 2021-07-01 | Bytedance Inc. | Signaling of decoded picture buffer parameters in layered video |
| CN114902674B (zh) | 2019-12-26 | 2025-07-15 | 字节跳动有限公司 | 视频编解码中的档次、层和层级指示 |
| CN114830662B (zh) * | 2019-12-27 | 2023-04-14 | 阿里巴巴（中国）有限公司 | 用于对图像执行逐步解码刷新处理的方法和系统 |
| EP4066387A4 (en) | 2019-12-27 | 2023-02-15 | ByteDance Inc. | SUBPICTURE SIGNALING IN PARAMETER SETS |
| WO2021142370A1 (en) | 2020-01-09 | 2021-07-15 | Bytedance Inc. | Constraints on value ranges in video bitstreams |
| WO2021177794A1 (ko) * | 2020-03-05 | 2021-09-10 | 엘지전자 주식회사 | 혼성 nal 유닛 타입에 기반하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법 |
| CN119922317A (zh) * | 2020-04-24 | 2025-05-02 | 三星电子株式会社 | 影像的译码方法及装置 |
| 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 |
| US10051264B2 (en) * | 2012-04-20 | 2018-08-14 | Qualcomm Incorporated | Marking reference pictures in video sequences having broken link pictures |
| 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 |
| WO2021142370A1 (en) | 2020-01-09 | 2021-07-15 | Bytedance Inc. | Constraints on value ranges in video bitstreams |
| 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 PH PH1/2022/551264A patent/PH12022551264A1/en unknown
- 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 WO PCT/US2020/066838 patent/WO2021133909A1/en not_active Ceased
- 2020-12-23 KR KR1020227020175A patent/KR20220112785A/ko active Pending
- 2020-12-23 JP JP2022537062A patent/JP7664253B2/ja active Active
- 2020-12-23 BR BR112022011752A patent/BR112022011752A2/pt unknown
- 2020-12-23 TW TW109145716A patent/TWI868286B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| CN114846802A (zh) | 2022-08-02 |
| JP7664253B2 (ja) | 2025-04-17 |
| JP2023517426A (ja) | 2023-04-26 |
| TWI868286B (zh) | 2025-01-01 |
| KR20220112785A (ko) | 2022-08-11 |
| US20210195248A1 (en) | 2021-06-24 |
| CN114846802B (zh) | 2025-06-17 |
| US11356705B2 (en) | 2022-06-07 |
| PH12022551264A1 (en) | 2023-11-20 |
| EP4082207B1 (en) | 2024-01-17 |
| WO2021133909A1 (en) | 2021-07-01 |
| EP4082207C0 (en) | 2024-01-17 |
| EP4082207A1 (en) | 2022-11-02 |
| TW202133616A (zh) | 2021-09-01 |
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