SG11202111505SA - Method for layerwise random access in a coded video stream - Google Patents
Method for layerwise random access in a coded video streamInfo
- Publication number
- SG11202111505SA SG11202111505SA SG11202111505SA SG11202111505SA SG11202111505SA SG 11202111505S A SG11202111505S A SG 11202111505SA SG 11202111505S A SG11202111505S A SG 11202111505SA SG 11202111505S A SG11202111505S A SG 11202111505SA SG 11202111505S A SG11202111505S A SG 11202111505SA
- Authority
- SG
- Singapore
- Prior art keywords
- layerwise
- random access
- video stream
- coded video
- coded
- Prior art date
Links
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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
- H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
-
- 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
- H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
-
- 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
- H04N19/188—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
-
- 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
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 |
|---|---|---|---|
| US201962954880P | 2019-12-30 | 2019-12-30 | |
| US17/063,082 US11228777B2 (en) | 2019-12-30 | 2020-10-05 | Method for layerwise random access in a coded video stream |
| PCT/US2020/054972 WO2021137915A1 (en) | 2019-12-30 | 2020-10-09 | Method for layerwise random access in a coded video stream |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG11202111505SA true SG11202111505SA (en) | 2021-11-29 |
Family
ID=76546784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG11202111505SA SG11202111505SA (en) | 2019-12-30 | 2020-10-09 | Method for layerwise random access in a coded video stream |
Country Status (9)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20250123946A (ko) * | 2019-03-11 | 2025-08-18 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 인코더, 디코더 및 대응 방법 |
| WO2021188544A2 (en) | 2020-03-19 | 2021-09-23 | Bytedance Inc. | Intra random access points for picture coding |
| CN115668945A (zh) | 2020-05-22 | 2023-01-31 | 字节跳动有限公司 | 视频比特流中显示信息的信令通知 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9491457B2 (en) * | 2012-09-28 | 2016-11-08 | Qualcomm Incorporated | Signaling of regions of interest and gradual decoding refresh in video coding |
| US9674533B2 (en) * | 2013-04-05 | 2017-06-06 | Qualcomm Incorporated | Picture alignments in multi-layer video coding |
| US9596486B2 (en) * | 2013-04-05 | 2017-03-14 | Qualcomm Incorporated | IRAP access units and bitstream switching and splicing |
| US9525883B2 (en) * | 2013-07-15 | 2016-12-20 | Qualcomm Incorporated | Cross-layer alignment of intra random access point pictures |
| CN105765978B (zh) * | 2013-10-11 | 2019-01-29 | 韩国电子通信研究院 | 用于编码/解码图像的方法和使用其的装置 |
| KR20150042683A (ko) * | 2013-10-11 | 2015-04-21 | 한국전자통신연구원 | 점진적 계층전환을 이용한 영상 부호화/복호화 방법 및 그 장치 |
| WO2015057124A1 (en) * | 2013-10-14 | 2015-04-23 | Telefonaktiebolaget L M Ericsson (Publ) | Picture order count alignment in scalble video |
| US11388441B2 (en) * | 2014-03-18 | 2022-07-12 | Qualcomm Incorporated | Derivation of SPS temporal ID nesting information for multi-layer bitstreams |
| US10027981B2 (en) * | 2014-09-01 | 2018-07-17 | Hfi Innovation Inc. | Method of intra picture block copy for screen content and video coding |
| US20170105004A1 (en) * | 2015-10-07 | 2017-04-13 | Qualcomm Incorporated | Methods and systems of coding a predictive random access picture using a background picture |
| TWI826533B (zh) * | 2018-09-19 | 2023-12-21 | 大陸商北京字節跳動網絡技術有限公司 | 一個幀內編解碼塊的多個預測塊 |
| CA3152298A1 (en) * | 2019-09-24 | 2021-04-01 | Ye-Kui Wang | Support of mixed irap and non-irap pictures within an access unit in multi-layer video bitstreams |
-
2020
- 2020-10-05 US US17/063,082 patent/US11228777B2/en active Active
- 2020-10-09 WO PCT/US2020/054972 patent/WO2021137915A1/en active IP Right Grant
- 2020-10-09 KR KR1020217023757A patent/KR102650213B1/ko active Active
- 2020-10-09 KR KR1020247009085A patent/KR20240040130A/ko active Pending
- 2020-10-09 AU AU2020417163A patent/AU2020417163B2/en active Active
- 2020-10-09 EP EP20911223.4A patent/EP4085619A4/en active Pending
- 2020-10-09 SG SG11202111505SA patent/SG11202111505SA/en unknown
- 2020-10-09 JP JP2021557674A patent/JP7319384B2/ja active Active
- 2020-10-09 CN CN202080036360.0A patent/CN113826387B/zh active Active
- 2020-10-09 CN CN202410630979.4A patent/CN118354089A/zh active Pending
- 2020-10-09 CA CA3137489A patent/CA3137489A1/en active Pending
-
2021
- 2021-12-09 US US17/546,780 patent/US11765373B2/en active Active
-
2023
- 2023-06-13 US US18/209,169 patent/US12355998B2/en active Active
- 2023-07-20 JP JP2023118697A patent/JP7615236B2/ja active Active
- 2023-10-31 AU AU2023258361A patent/AU2023258361B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2022526173A (ja) | 2022-05-23 |
| KR20240040130A (ko) | 2024-03-27 |
| US12355998B2 (en) | 2025-07-08 |
| CA3137489A1 (en) | 2021-07-08 |
| US11765373B2 (en) | 2023-09-19 |
| US11228777B2 (en) | 2022-01-18 |
| CN118354089A (zh) | 2024-07-16 |
| US20230328265A1 (en) | 2023-10-12 |
| AU2023258361A1 (en) | 2023-11-23 |
| KR20210104892A (ko) | 2021-08-25 |
| EP4085619A1 (en) | 2022-11-09 |
| CN113826387A (zh) | 2021-12-21 |
| AU2020417163B2 (en) | 2023-08-17 |
| JP7615236B2 (ja) | 2025-01-16 |
| CN113826387B (zh) | 2024-04-19 |
| JP7319384B2 (ja) | 2023-08-01 |
| US20210203970A1 (en) | 2021-07-01 |
| KR102650213B1 (ko) | 2024-03-22 |
| AU2023258361B2 (en) | 2025-06-26 |
| AU2020417163A1 (en) | 2021-10-28 |
| US20220103850A1 (en) | 2022-03-31 |
| JP2023134778A (ja) | 2023-09-27 |
| EP4085619A4 (en) | 2023-12-27 |
| WO2021137915A1 (en) | 2021-07-08 |
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