CN119135885A - 视频编解码方法和装置 - Google Patents
视频编解码方法和装置 Download PDFInfo
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- CN119135885A CN119135885A CN202411184900.6A CN202411184900A CN119135885A CN 119135885 A CN119135885 A CN 119135885A CN 202411184900 A CN202411184900 A CN 202411184900A CN 119135885 A CN119135885 A CN 119135885A
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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
- H04N19/10—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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
- H04N19/102—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
- H04N19/127—Prioritisation of hardware or computational resources
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
- H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
-
- 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
- H04N19/189—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
-
- 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
-
- 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
-
- 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
- H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
-
- 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)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Image Processing (AREA)
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202063003112P | 2020-03-31 | 2020-03-31 | |
| US63/003,112 | 2020-03-31 | ||
| US17/087,865 | 2020-11-03 | ||
| US17/087,865 US11722656B2 (en) | 2020-03-31 | 2020-11-03 | Method for output layer set mode |
| PCT/US2021/018099 WO2021202000A1 (en) | 2020-03-31 | 2021-02-15 | Method for output layer set mode |
| CN202180002864.5A CN114270715B (zh) | 2020-03-31 | 2021-02-15 | 视频编解码的方法和设备 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202180002864.5A Division CN114270715B (zh) | 2020-03-31 | 2021-02-15 | 视频编解码的方法和设备 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN119135885A true CN119135885A (zh) | 2024-12-13 |
Family
ID=77921990
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411184900.6A Pending CN119135885A (zh) | 2020-03-31 | 2021-02-15 | 视频编解码方法和装置 |
| CN202180002864.5A Active CN114270715B (zh) | 2020-03-31 | 2021-02-15 | 视频编解码的方法和设备 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202180002864.5A Active CN114270715B (zh) | 2020-03-31 | 2021-02-15 | 视频编解码的方法和设备 |
Country Status (9)
| Country | Link |
|---|---|
| US (3) | US11722656B2 (https=) |
| EP (2) | EP4614978A3 (https=) |
| JP (3) | JP7551225B2 (https=) |
| KR (2) | KR102820410B1 (https=) |
| CN (2) | CN119135885A (https=) |
| AU (3) | AU2021249201B2 (https=) |
| CA (1) | CA3137815A1 (https=) |
| SG (1) | SG11202111749RA (https=) |
| WO (1) | WO2021202000A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20260037179A (ko) * | 2020-03-30 | 2026-03-17 | 엘지전자 주식회사 | Sps 내 ptl, dpb 및 hrd 관련 정보를 시그널링하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 컴퓨터 판독 가능한 기록 매체 |
| WO2021210841A1 (ko) * | 2020-04-16 | 2021-10-21 | 엘지전자 주식회사 | 비디오 또는 영상 코딩 시스템에서의 픽처 헤더에 포함된 정보에 기반한 영상 코딩 방법 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101548550B (zh) | 2006-10-16 | 2014-08-27 | 诺基亚公司 | 用于在多视点视频编码中实施有效的已解码缓存器管理的系统和方法 |
| US20140301463A1 (en) | 2013-04-05 | 2014-10-09 | Nokia Corporation | Method and apparatus for video coding and decoding |
| WO2015056182A2 (en) | 2013-10-15 | 2015-04-23 | Nokia Technologies Oy | Video encoding and decoding |
| EP3092806A4 (en) | 2014-01-07 | 2017-08-23 | Nokia Technologies Oy | Method and apparatus for video coding and decoding |
| US20170134742A1 (en) | 2014-06-18 | 2017-05-11 | Sharp Kabushiki Kaisha | Slice type and decoder conformance |
-
2020
- 2020-11-03 US US17/087,865 patent/US11722656B2/en active Active
-
2021
- 2021-02-15 SG SG11202111749RA patent/SG11202111749RA/en unknown
- 2021-02-15 EP EP25191523.7A patent/EP4614978A3/en active Pending
- 2021-02-15 KR KR1020217035680A patent/KR102820410B1/ko active Active
- 2021-02-15 WO PCT/US2021/018099 patent/WO2021202000A1/en not_active Ceased
- 2021-02-15 AU AU2021249201A patent/AU2021249201B2/en active Active
- 2021-02-15 CN CN202411184900.6A patent/CN119135885A/zh active Pending
- 2021-02-15 CN CN202180002864.5A patent/CN114270715B/zh active Active
- 2021-02-15 JP JP2021562365A patent/JP7551225B2/ja active Active
- 2021-02-15 CA CA3137815A patent/CA3137815A1/en active Pending
- 2021-02-15 KR KR1020257019106A patent/KR20250088789A/ko active Pending
- 2021-02-15 EP EP21781670.1A patent/EP3939168B1/en active Active
-
2023
- 2023-05-01 US US18/310,058 patent/US12095985B2/en active Active
- 2023-05-23 AU AU2023203222A patent/AU2023203222B2/en active Active
- 2023-07-20 JP JP2023118496A patent/JP7723044B2/ja active Active
-
2024
- 2024-08-19 US US18/808,959 patent/US20240414322A1/en active Pending
-
2025
- 2025-07-30 JP JP2025127647A patent/JP2025156439A/ja active Pending
- 2025-08-08 AU AU2025213683A patent/AU2025213683A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US11722656B2 (en) | 2023-08-08 |
| EP4614978A2 (en) | 2025-09-10 |
| AU2025213683A1 (en) | 2025-08-28 |
| KR20210144879A (ko) | 2021-11-30 |
| US20210314558A1 (en) | 2021-10-07 |
| AU2023203222B2 (en) | 2025-05-08 |
| EP3939168B1 (en) | 2025-08-27 |
| KR20250088789A (ko) | 2025-06-17 |
| AU2023203222A1 (en) | 2023-06-15 |
| CN114270715A (zh) | 2022-04-01 |
| JP2025156439A (ja) | 2025-10-14 |
| US12095985B2 (en) | 2024-09-17 |
| US20230388487A1 (en) | 2023-11-30 |
| EP3939168C0 (en) | 2025-08-27 |
| JP7551225B2 (ja) | 2024-09-17 |
| KR102820410B1 (ko) | 2025-06-16 |
| CN114270715B (zh) | 2024-07-23 |
| EP3939168A4 (en) | 2022-07-20 |
| WO2021202000A1 (en) | 2021-10-07 |
| AU2021249201A1 (en) | 2021-11-25 |
| CA3137815A1 (en) | 2021-10-07 |
| JP7723044B2 (ja) | 2025-08-13 |
| SG11202111749RA (en) | 2021-11-29 |
| JP2023129535A (ja) | 2023-09-14 |
| JP2022531117A (ja) | 2022-07-06 |
| EP3939168A1 (en) | 2022-01-19 |
| US20240414322A1 (en) | 2024-12-12 |
| AU2021249201B2 (en) | 2023-02-23 |
| EP4614978A3 (en) | 2025-11-19 |
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