PL4325864T3 - Sposób kodowania/dekodowania współczynnika, koder, dekoder i komputerowy nośnik danych - Google Patents
Sposób kodowania/dekodowania współczynnika, koder, dekoder i komputerowy nośnik danychInfo
- Publication number
- PL4325864T3 PL4325864T3 PL21936337.1T PL21936337T PL4325864T3 PL 4325864 T3 PL4325864 T3 PL 4325864T3 PL 21936337 T PL21936337 T PL 21936337T PL 4325864 T3 PL4325864 T3 PL 4325864T3
- Authority
- PL
- Poland
- Prior art keywords
- decoder
- encoder
- storage medium
- computer storage
- decoding method
- 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
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
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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
- H04N19/46—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
- H04N19/10—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
- H04N19/102—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
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
-
- 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
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- 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
- H04N19/146—Data rate or code amount at the encoder output
-
- 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
- H04N19/18—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 set of transform coefficients
-
- 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
- H04N19/70—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)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Error Detection And Correction (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2021/086710 WO2022217442A1 (zh) | 2021-04-12 | 2021-04-12 | 系数编解码方法、编码器、解码器以及计算机存储介质 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL4325864T3 true PL4325864T3 (pl) | 2026-06-22 |
Family
ID=83639364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL21936337.1T PL4325864T3 (pl) | 2021-04-12 | 2021-04-12 | Sposób kodowania/dekodowania współczynnika, koder, dekoder i komputerowy nośnik danych |
Country Status (16)
| Country | Link |
|---|---|
| US (7) | US11924455B2 (pl) |
| EP (2) | EP4325864B1 (pl) |
| JP (5) | JP7642097B2 (pl) |
| KR (1) | KR20230169994A (pl) |
| CN (7) | CN116888965A (pl) |
| AU (2) | AU2021440177B2 (pl) |
| BR (1) | BR112023020915A2 (pl) |
| CA (2) | CA3214574A1 (pl) |
| ES (1) | ES3068969T3 (pl) |
| MX (1) | MX2023012034A (pl) |
| PH (1) | PH12023552791A1 (pl) |
| PL (1) | PL4325864T3 (pl) |
| RS (1) | RS68080B1 (pl) |
| TW (1) | TW202241132A (pl) |
| WO (1) | WO2022217442A1 (pl) |
| ZA (1) | ZA202309724B (pl) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118509589A (zh) * | 2021-06-28 | 2024-08-16 | 北京达佳互联信息技术有限公司 | 用于视频编解码的残差和系数编解码 |
| WO2024152352A1 (zh) * | 2023-01-20 | 2024-07-25 | Oppo广东移动通信有限公司 | 编解码方法、码流、编码器、解码器以及存储介质 |
| CN121442102A (zh) * | 2024-07-30 | 2026-01-30 | 腾讯科技（深圳）有限公司 | 视频编解码方法、装置、设备及介质 |
Family Cites Families (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8599925B2 (en) * | 2005-08-12 | 2013-12-03 | Microsoft Corporation | Efficient coding and decoding of transform blocks |
| US8976861B2 (en) * | 2010-12-03 | 2015-03-10 | Qualcomm Incorporated | Separately coding the position of a last significant coefficient of a video block in video coding |
| US9042440B2 (en) | 2010-12-03 | 2015-05-26 | Qualcomm Incorporated | Coding the position of a last significant coefficient within a video block based on a scanning order for the block in video coding |
| CN104093020B (zh) * | 2011-03-10 | 2017-11-17 | 华为技术有限公司 | 变换系数的编码方法、变换系数的解码方法，和装置 |
| US20130083856A1 (en) | 2011-06-29 | 2013-04-04 | Qualcomm Incorporated | Contexts for coefficient level coding in video compression |
| US20130215970A1 (en) * | 2011-12-20 | 2013-08-22 | General Instrument Corporation | Method and apparatus for last coefficient group position coding |
| AU2012200319B2 (en) | 2012-01-19 | 2015-11-26 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding the significance map for residual coefficients of a transform unit |
| CN110602509A (zh) * | 2012-02-04 | 2019-12-20 | 谷歌技术控股有限责任公司 | 用于最末重要系数位置编码中的上下文减少的设备和方法 |
| CN102752592B (zh) | 2012-06-20 | 2015-02-11 | 深圳广晟信源技术有限公司 | 视频变换系数的熵编码方法 |
| WO2014053428A1 (en) * | 2012-10-01 | 2014-04-10 | Telefonaktiebolaget L M Ericsson (Publ) | Coding and decoding of transform skipped blocks |
| DK2940999T3 (da) | 2013-01-04 | 2019-06-24 | Samsung Electronics Co Ltd | Fremgangsmåde til entropiafkodning af skivesegmenter |
| CN108259900B (zh) * | 2013-01-16 | 2021-01-01 | 黑莓有限公司 | 针对视频的上下文自适应二进制熵编码的变换系数编码 |
| US10291912B2 (en) | 2013-01-16 | 2019-05-14 | Blackberry Limited | Context determination for entropy coding of run-length encoded transform coefficients |
| US9215464B2 (en) | 2013-09-19 | 2015-12-15 | Blackberry Limited | Coding position data for the last non-zero transform coefficient in a coefficient group |
| US9264724B2 (en) * | 2013-10-11 | 2016-02-16 | Blackberry Limited | Sign coding for blocks with transform skipped |
| CN107211146A (zh) | 2014-11-21 | 2017-09-26 | Vid拓展公司 | 一维变换模式和系数扫描顺序 |
| KR20180040515A (ko) | 2015-09-10 | 2018-04-20 | 삼성전자주식회사 | 부호화 장치, 복호화 장치, 그 부호화 및 복호화 방법 |
| EP3270594A1 (en) | 2016-07-15 | 2018-01-17 | Thomson Licensing | Method and apparatus for advanced cabac context adaptation for last coefficient coding |
| WO2018173862A1 (ja) | 2017-03-21 | 2018-09-27 | シャープ株式会社 | 画像復号装置及び画像符号化装置 |
| US11240536B2 (en) * | 2017-04-13 | 2022-02-01 | Lg Electronics Inc. | Method and device for entropy encoding, decoding video signal |
| WO2019027200A1 (ko) * | 2017-07-31 | 2019-02-07 | 에스케이텔레콤 주식회사 | 비-제로 계수들의 위치를 표현하는 방법 및 장치 |
| US10523968B2 (en) | 2017-09-18 | 2019-12-31 | Google Llc | Coding of last significant coefficient flags |
| WO2020145796A1 (ko) * | 2019-01-12 | 2020-07-16 | 엘지전자 주식회사 | 영상 코딩 시스템에서 레지듀얼 정보를 사용하는 영상 디코딩 방법 및 그 장치 |
| CN109788284B (zh) * | 2019-02-27 | 2020-07-28 | 北京大学深圳研究生院 | 一种量化块的解码方法、装置及电子设备 |
| GB2582929A (en) * | 2019-04-08 | 2020-10-14 | Canon Kk | Residual signalling |
| US11991393B2 (en) * | 2019-04-16 | 2024-05-21 | Hfi Innovation Inc. | Methods and apparatuses for coding video data with secondary transform |
| WO2021172916A1 (ko) | 2020-02-27 | 2021-09-02 | 엘지전자 주식회사 | 영상 디코딩 방법 및 그 장치 |
| WO2021246284A1 (ja) * | 2020-06-02 | 2021-12-09 | シャープ株式会社 | 動画像復号装置及び動画像符号化装置 |
| CN119052480B (zh) * | 2020-09-23 | 2025-11-11 | 北京达佳互联信息技术有限公司 | 用于视频解码的方法、计算设备、存储介质和程序产品 |
| CN112543338B (zh) | 2020-10-16 | 2022-03-04 | 腾讯科技（深圳）有限公司 | 视频解码方法、装置、计算机可读介质及电子设备 |
| CN116746148A (zh) * | 2020-11-18 | 2023-09-12 | 北京达佳互联信息技术有限公司 | 用于视频编解码的残差和系数编解码 |
| US11895310B2 (en) | 2021-07-02 | 2024-02-06 | Sharp Kabushiki Kaisha | Systems and methods for signaling operation range profile information in video coding |
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2021
- 2021-04-12 PL PL21936337.1T patent/PL4325864T3/pl unknown
- 2021-04-12 CN CN202180093624.0A patent/CN116888965A/zh active Pending
- 2021-04-12 CN CN202511708884.0A patent/CN121309853A/zh active Pending
- 2021-04-12 PH PH1/2023/552791A patent/PH12023552791A1/en unknown
- 2021-04-12 ES ES21936337T patent/ES3068969T3/es active Active
- 2021-04-12 CN CN202510770030.9A patent/CN120358363A/zh active Pending
- 2021-04-12 EP EP21936337.1A patent/EP4325864B1/en active Active
- 2021-04-12 MX MX2023012034A patent/MX2023012034A/es unknown
- 2021-04-12 CA CA3214574A patent/CA3214574A1/en active Pending
- 2021-04-12 CN CN202511710839.9A patent/CN121397243A/zh active Pending
- 2021-04-12 CN CN202510770378.8A patent/CN120358364A/zh active Pending
- 2021-04-12 WO PCT/CN2021/086710 patent/WO2022217442A1/zh not_active Ceased
- 2021-04-12 JP JP2023562336A patent/JP7642097B2/ja active Active
- 2021-04-12 CN CN202311525745.5A patent/CN117319687B/zh active Active
- 2021-04-12 CA CA3306599A patent/CA3306599A1/en active Pending
- 2021-04-12 BR BR112023020915A patent/BR112023020915A2/pt unknown
- 2021-04-12 AU AU2021440177A patent/AU2021440177B2/en active Active
- 2021-04-12 KR KR1020237035348A patent/KR20230169994A/ko active Pending
- 2021-04-12 EP EP26152726.1A patent/EP4708877A3/en active Pending
- 2021-04-12 CN CN202510769994.1A patent/CN120358362B/zh active Active
- 2021-04-12 RS RS20260560A patent/RS68080B1/sr unknown
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2022
- 2022-03-09 TW TW111108667A patent/TW202241132A/zh unknown
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2023
- 2023-09-25 US US18/473,645 patent/US11924455B2/en active Active
- 2023-10-18 ZA ZA2023/09724A patent/ZA202309724B/en unknown
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2024
- 2024-01-24 US US18/421,530 patent/US12407847B2/en active Active
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2025
- 2025-02-25 JP JP2025028177A patent/JP7821919B2/ja active Active
- 2025-08-15 US US19/301,390 patent/US20250386044A1/en active Pending
- 2025-12-09 US US19/414,266 patent/US20260095584A1/en active Pending
- 2025-12-09 US US19/414,255 patent/US20260095583A1/en active Pending
- 2025-12-10 US US19/415,036 patent/US20260101056A1/en active Pending
- 2025-12-10 US US19/415,006 patent/US20260113476A1/en active Pending
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2026
- 2026-02-13 JP JP2026022210A patent/JP2026076318A/ja active Pending
- 2026-02-13 JP JP2026022166A patent/JP2026076316A/ja active Pending
- 2026-02-13 JP JP2026022188A patent/JP2026076317A/ja active Pending
- 2026-03-11 AU AU2026201849A patent/AU2026201849A1/en active Pending