CN102428702B - 用于针对视频编码和解码的改进量化舍入偏移调节的方法和设备 - Google Patents
用于针对视频编码和解码的改进量化舍入偏移调节的方法和设备 Download PDFInfo
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- CN102428702B CN102428702B CN201080021578.5A CN201080021578A CN102428702B CN 102428702 B CN102428702 B CN 102428702B CN 201080021578 A CN201080021578 A CN 201080021578A CN 102428702 B CN102428702 B CN 102428702B
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- H—ELECTRICITY
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- 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
- H04N19/179—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 scene or a shot
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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
- H04N19/124—Quantisation
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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
- H04N19/134—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
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
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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
- H04N19/134—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
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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
- H04N19/169—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
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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
- H04N19/169—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
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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
- H04N19/169—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
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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
- H04N19/169—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
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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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
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- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US17895709P | 2009-05-16 | 2009-05-16 | |
US61/178,957 | 2009-05-16 | ||
PCT/US2010/001404 WO2010134963A1 (en) | 2009-05-16 | 2010-05-12 | Methods and apparatus for improved quantization rounding offset adjustment for video encoding and decoding |
Publications (2)
Publication Number | Publication Date |
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CN102428702A CN102428702A (zh) | 2012-04-25 |
CN102428702B true CN102428702B (zh) | 2016-02-17 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201080021578.5A Active CN102428702B (zh) | 2009-05-16 | 2010-05-12 | 用于针对视频编码和解码的改进量化舍入偏移调节的方法和设备 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9001889B2 (zh) |
EP (1) | EP2430836B1 (zh) |
JP (1) | JP5749710B2 (zh) |
KR (1) | KR101702156B1 (zh) |
CN (1) | CN102428702B (zh) |
WO (1) | WO2010134963A1 (zh) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
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CA2828013C (en) | 2011-02-25 | 2016-07-26 | Blackberry Limited | Methods and devices for data compression using offset-based adaptive reconstruction levels |
BR112014009433B1 (pt) * | 2011-10-17 | 2023-01-24 | Kt Corporation | Método de decodificação de vídeo |
FR2985879A1 (fr) * | 2012-01-17 | 2013-07-19 | France Brevets | Procede de quantification dynamique pour le codage de flux de donnees |
ES2613651T3 (es) | 2013-01-29 | 2017-05-25 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Cuantificación de señales de audio adaptativas por tonalidad de baja complejidad |
GB2519070A (en) | 2013-10-01 | 2015-04-15 | Sony Corp | Data encoding and decoding |
US9930346B2 (en) * | 2014-04-15 | 2018-03-27 | Qualcomm Incorporated | System and method for flatness detection for display stream compression (DSC) |
GB2534604B (en) * | 2015-01-29 | 2021-11-10 | British Broadcasting Corp | Video encoding and decoding with adaptive quantisation |
US10404986B2 (en) * | 2015-03-30 | 2019-09-03 | Netflix, Inc. | Techniques for optimizing bitrates and resolutions during encoding |
US9955160B1 (en) * | 2015-04-27 | 2018-04-24 | Harmonic, Inc. | Video encoding using adaptive pre-filtering |
US9787987B2 (en) | 2015-04-27 | 2017-10-10 | Harmonic, Inc. | Adaptive pre-filtering based on video complexity and output bit rate |
KR102390162B1 (ko) | 2015-10-16 | 2022-04-22 | 삼성전자주식회사 | 데이터 인코딩 장치 및 데이터 인코딩 방법 |
US10574988B2 (en) * | 2015-11-19 | 2020-02-25 | Qualcomm Incorporated | System and methods for reducing slice boundary visual artifacts in display stream compression (DSC) |
US10448056B2 (en) * | 2016-07-15 | 2019-10-15 | Qualcomm Incorporated | Signaling of quantization information in non-quadtree-only partitioned video coding |
KR20180092774A (ko) * | 2017-02-10 | 2018-08-20 | 삼성전자주식회사 | 샘플 적응적 오프셋 처리를 수행하는 영상 처리 장치 및 영상 처리 방법 |
US10931950B2 (en) * | 2018-11-19 | 2021-02-23 | Intel Corporation | Content adaptive quantization for video coding |
WO2020143830A1 (en) * | 2019-01-11 | 2020-07-16 | Beijing Bytedance Network Technology Co., Ltd. | Integer mv motion compensation |
CN117793346A (zh) | 2019-01-31 | 2024-03-29 | 北京字节跳动网络技术有限公司 | 视频编解码中的细化量化步骤 |
US11979572B2 (en) * | 2020-06-22 | 2024-05-07 | Apple Inc. | Adaptive quantizer design for video coding |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
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US20040179608A1 (en) * | 2003-02-27 | 2004-09-16 | Intel Corporation | Multiple-description coding methods and apparatus |
US7738554B2 (en) | 2003-07-18 | 2010-06-15 | Microsoft Corporation | DC coefficient signaling at small quantization step sizes |
JP2006067302A (ja) | 2004-08-27 | 2006-03-09 | Toshiba Corp | 画像符号化装置、画像符号化方法および画像符号化プログラム |
JP2006157881A (ja) | 2004-11-08 | 2006-06-15 | Toshiba Corp | 可変長符号化装置及びその方法 |
US20060098733A1 (en) | 2004-11-08 | 2006-05-11 | Kabushiki Kaisha Toshiba | Variable-length coding device and method of the same |
US7620103B2 (en) | 2004-12-10 | 2009-11-17 | Lsi Corporation | Programmable quantization dead zone and threshold for standard-based H.264 and/or VC1 video encoding |
US8422546B2 (en) * | 2005-05-25 | 2013-04-16 | Microsoft Corporation | Adaptive video encoding using a perceptual model |
US7889790B2 (en) * | 2005-12-20 | 2011-02-15 | Sharp Laboratories Of America, Inc. | Method and apparatus for dynamically adjusting quantization offset values |
WO2009045682A2 (en) * | 2007-09-28 | 2009-04-09 | Athanasios Leontaris | Treating video information |
BRPI0817655A2 (pt) * | 2007-10-05 | 2015-03-31 | Thomson Licensing | Método e aparelho para precisão de controle de taxa em codificação e decodificação de vídeo |
-
2010
- 2010-05-12 JP JP2012510793A patent/JP5749710B2/ja active Active
- 2010-05-12 WO PCT/US2010/001404 patent/WO2010134963A1/en active Application Filing
- 2010-05-12 KR KR1020117030106A patent/KR101702156B1/ko active IP Right Grant
- 2010-05-12 EP EP10725301.5A patent/EP2430836B1/en active Active
- 2010-05-12 CN CN201080021578.5A patent/CN102428702B/zh active Active
- 2010-05-12 US US13/319,779 patent/US9001889B2/en active Active
Also Published As
Publication number | Publication date |
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JP2012527160A (ja) | 2012-11-01 |
US9001889B2 (en) | 2015-04-07 |
KR20120013437A (ko) | 2012-02-14 |
JP5749710B2 (ja) | 2015-07-15 |
US20120051421A1 (en) | 2012-03-01 |
WO2010134963A1 (en) | 2010-11-25 |
CN102428702A (zh) | 2012-04-25 |
EP2430836B1 (en) | 2016-08-17 |
KR101702156B1 (ko) | 2017-02-13 |
EP2430836A1 (en) | 2012-03-21 |
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