CN103843338B - 帧内编码图像块的自适应量化 - Google Patents
帧内编码图像块的自适应量化 Download PDFInfo
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- CN103843338B CN103843338B CN201280049063.5A CN201280049063A CN103843338B CN 103843338 B CN103843338 B CN 103843338B CN 201280049063 A CN201280049063 A CN 201280049063A CN 103843338 B CN103843338 B CN 103843338B
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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
- H04N19/189—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
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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
-
- 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
- H04N19/146—Data rate or code amount at the encoder output
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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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
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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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/15—Data rate or code amount at the encoder output by monitoring actual compressed data size at the memory before deciding storage at the transmission buffer
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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
- H04N19/189—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
- H04N19/192—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 the adaptation method, adaptation tool or adaptation type being iterative or recursive
-
- 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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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Description
Claims (7)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP11306283.0A EP2579593A1 (en) | 2011-10-04 | 2011-10-04 | Adaptive quantisation for intra-encoded image blocks |
EP11306283.0 | 2011-10-04 | ||
PCT/EP2012/067178 WO2013050206A2 (en) | 2011-10-04 | 2012-09-04 | Device and method for intra-encoding image blocks, storage medium carrying and use of a processing device for decoding intra-encoded image blocks |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103843338A CN103843338A (zh) | 2014-06-04 |
CN103843338B true CN103843338B (zh) | 2017-07-11 |
Family
ID=46826491
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201280049063.5A Expired - Fee Related CN103843338B (zh) | 2011-10-04 | 2012-09-04 | 帧内编码图像块的自适应量化 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20150189297A1 (zh) |
EP (2) | EP2579593A1 (zh) |
JP (1) | JP6092878B2 (zh) |
KR (1) | KR20140068137A (zh) |
CN (1) | CN103843338B (zh) |
WO (1) | WO2013050206A2 (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9565440B2 (en) * | 2013-06-25 | 2017-02-07 | Vixs Systems Inc. | Quantization parameter adjustment based on sum of variance and estimated picture encoding cost |
US20160234496A1 (en) * | 2015-02-09 | 2016-08-11 | Qualcomm Incorporated | Near visually lossless video recompression |
CN105992001B (zh) * | 2015-03-02 | 2019-09-20 | 深圳市腾讯计算机系统有限公司 | 一种对图片进行量化处理的方法及装置 |
US10356406B2 (en) * | 2016-01-19 | 2019-07-16 | Google Llc | Real-time video encoder rate control using dynamic resolution switching |
CN109076212A (zh) * | 2017-12-27 | 2018-12-21 | 深圳市大疆创新科技有限公司 | 码率控制的方法与编码装置 |
CN110049321B (zh) * | 2018-01-16 | 2022-09-06 | 腾讯科技(深圳)有限公司 | 视频编码方法、装置、设备及存储介质 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1727371A1 (en) * | 2005-05-27 | 2006-11-29 | Thomson Licensing | Method for controlling the encoder output bit rate in a block-based video encoder, and corresponding video encoder apparatus |
WO2007009941A2 (en) * | 2005-07-19 | 2007-01-25 | International Business Machines Corporation | Transitioning compression levels in a streaming image system |
CN1973548A (zh) * | 2004-06-21 | 2007-05-30 | 皇家飞利浦电子股份有限公司 | 具有待处理数据部分选择的视频代码转换 |
CN101711481A (zh) * | 2006-10-18 | 2010-05-19 | 汤姆森特许公司 | 使用预测数据精选进行视频编码的方法和装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5146324A (en) * | 1990-07-31 | 1992-09-08 | Ampex Corporation | Data compression using a feedforward quantization estimator |
JP2008283401A (ja) * | 2007-05-09 | 2008-11-20 | Canon Inc | 画像処理装置およびその方法 |
JP2009038746A (ja) * | 2007-08-03 | 2009-02-19 | Panasonic Corp | 画像情報符号化装置 |
EP2286595A1 (en) * | 2008-06-16 | 2011-02-23 | Dolby Laboratories Licensing Corporation | Rate control model adaptation based on slice dependencies for video coding |
JP5257215B2 (ja) * | 2009-04-16 | 2013-08-07 | ソニー株式会社 | 画像符号化装置と画像符号化方法 |
-
2011
- 2011-10-04 EP EP11306283.0A patent/EP2579593A1/en not_active Withdrawn
-
2012
- 2012-09-04 CN CN201280049063.5A patent/CN103843338B/zh not_active Expired - Fee Related
- 2012-09-04 KR KR1020147008664A patent/KR20140068137A/ko not_active Application Discontinuation
- 2012-09-04 JP JP2014533812A patent/JP6092878B2/ja not_active Expired - Fee Related
- 2012-09-04 EP EP12756444.1A patent/EP2764690A2/en not_active Ceased
- 2012-09-04 WO PCT/EP2012/067178 patent/WO2013050206A2/en active Application Filing
- 2012-09-04 US US14/348,107 patent/US20150189297A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1973548A (zh) * | 2004-06-21 | 2007-05-30 | 皇家飞利浦电子股份有限公司 | 具有待处理数据部分选择的视频代码转换 |
EP1727371A1 (en) * | 2005-05-27 | 2006-11-29 | Thomson Licensing | Method for controlling the encoder output bit rate in a block-based video encoder, and corresponding video encoder apparatus |
WO2007009941A2 (en) * | 2005-07-19 | 2007-01-25 | International Business Machines Corporation | Transitioning compression levels in a streaming image system |
CN101711481A (zh) * | 2006-10-18 | 2010-05-19 | 汤姆森特许公司 | 使用预测数据精选进行视频编码的方法和装置 |
Non-Patent Citations (1)
Title |
---|
Optimum bit allcotion and accurate rate control for video coding via p-domain source modeling;He Z;《IEEE TRANS.ON Circuits and Systems for video technology》;20021031;840-849页 * |
Also Published As
Publication number | Publication date |
---|---|
US20150189297A1 (en) | 2015-07-02 |
CN103843338A (zh) | 2014-06-04 |
WO2013050206A3 (en) | 2013-08-29 |
JP6092878B2 (ja) | 2017-03-08 |
EP2764690A2 (en) | 2014-08-13 |
JP2014531863A (ja) | 2014-11-27 |
KR20140068137A (ko) | 2014-06-05 |
WO2013050206A2 (en) | 2013-04-11 |
EP2579593A1 (en) | 2013-04-10 |
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Effective date of registration: 20190201 Address after: Paris France Patentee after: International Digital Madison Patent Holding Co. Address before: I Si Eli Murli Nor, France Patentee before: THOMSON LICENSING Effective date of registration: 20190201 Address after: I Si Eli Murli Nor, France Patentee after: THOMSON LICENSING Address before: I Si Eli Murli Nor, France Patentee before: THOMSON LICENSING |
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