CA2737476C - Method and system for low complexity transcoding of images with near optimal quality - Google Patents
Method and system for low complexity transcoding of images with near optimal quality Download PDFInfo
- Publication number
- CA2737476C CA2737476C CA2737476A CA2737476A CA2737476C CA 2737476 C CA2737476 C CA 2737476C CA 2737476 A CA2737476 A CA 2737476A CA 2737476 A CA2737476 A CA 2737476A CA 2737476 C CA2737476 C CA 2737476C
- Authority
- CA
- Canada
- Prior art keywords
- image
- transcoding
- training
- quality
- transcoded
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 107
- 238000012549 training Methods 0.000 claims description 258
- 238000013442 quality metrics Methods 0.000 claims description 62
- 239000011159 matrix material Substances 0.000 claims description 52
- 230000008859 change Effects 0.000 claims description 14
- 230000006837 decompression Effects 0.000 claims description 14
- 230000006835 compression Effects 0.000 claims description 13
- 238000007906 compression Methods 0.000 claims description 13
- 238000000605 extraction Methods 0.000 claims description 10
- 238000001303 quality assessment method Methods 0.000 claims description 9
- 239000000284 extract Substances 0.000 claims description 5
- 238000012545 processing Methods 0.000 abstract description 6
- 230000006978 adaptation Effects 0.000 description 12
- 230000006870 function Effects 0.000 description 7
- 238000004891 communication Methods 0.000 description 6
- 238000013139 quantization Methods 0.000 description 6
- 230000001186 cumulative effect Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000013598 vector Substances 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 238000012804 iterative process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000013441 quality evaluation Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000005549 size reduction Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
-
- 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
-
- 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
-
- 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
- H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
-
- 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
- H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
-
- 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
- H04N19/164—Feedback from the receiver or from the transmission channel
-
- 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
- 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
- H04N19/194—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 involving only two passes
-
- 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
- H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output stream
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)
- Editing Of Facsimile Originals (AREA)
- Information Transfer Between Computers (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/333,406 US8300961B2 (en) | 2008-12-12 | 2008-12-12 | Method and system for low complexity transcoding of images with near optimal quality |
| US12/333,406 | 2008-12-12 | ||
| PCT/CA2008/002305 WO2010066019A1 (en) | 2008-12-12 | 2008-12-23 | Method and system for low complexity transcoding of images with near optimal quality |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2737476A1 CA2737476A1 (en) | 2010-06-17 |
| CA2737476C true CA2737476C (en) | 2016-01-05 |
Family
ID=42240611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2737476A Expired - Fee Related CA2737476C (en) | 2008-12-12 | 2008-12-23 | Method and system for low complexity transcoding of images with near optimal quality |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US8300961B2 (enExample) |
| EP (1) | EP2356628A4 (enExample) |
| JP (1) | JP5487455B2 (enExample) |
| KR (1) | KR101483137B1 (enExample) |
| CN (1) | CN102246209B (enExample) |
| CA (1) | CA2737476C (enExample) |
| IL (1) | IL211731A (enExample) |
| WO (1) | WO2010066019A1 (enExample) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2734476A (en) * | 1956-02-14 | marsh | ||
| US8295624B2 (en) | 2007-12-03 | 2012-10-23 | Ecole De Technologie Superieure | Method and system for generating a quality prediction table for quality-aware transcoding of digital images |
| US8224104B2 (en) * | 2007-11-02 | 2012-07-17 | Ecole De Technologie Superieure | System and method for predicting the file size of images subject to transformation by scaling and a change of quality-controlling parameters |
| US8300961B2 (en) * | 2008-12-12 | 2012-10-30 | Ecole De Technologie Superieure | Method and system for low complexity transcoding of images with near optimal quality |
| US8913087B1 (en) * | 2009-07-22 | 2014-12-16 | Amazon Technologies, Inc. | Digital image cropping |
| US8718145B1 (en) * | 2009-08-24 | 2014-05-06 | Google Inc. | Relative quality score for video transcoding |
| US9191284B2 (en) | 2010-10-28 | 2015-11-17 | Avvasi Inc. | Methods and apparatus for providing a media stream quality signal |
| US20120114046A1 (en) * | 2010-11-10 | 2012-05-10 | Iouri Gordon | Transcode video verifier device and method for verifying a quality of a transcoded video file |
| US8525883B2 (en) * | 2011-09-02 | 2013-09-03 | Sharp Laboratories Of America, Inc. | Methods, systems and apparatus for automatic video quality assessment |
| US9042449B2 (en) | 2011-09-29 | 2015-05-26 | Avvasi Inc. | Systems and methods for dynamic transcoding of indexed media file formats |
| US9118738B2 (en) | 2011-09-29 | 2015-08-25 | Avvasi Inc. | Systems and methods for controlling access to a media stream |
| US9020254B2 (en) * | 2011-12-15 | 2015-04-28 | Microsoft Technology Licensing, Llc | Dynamic image quality checker for use in image transcoding |
| US20140037220A1 (en) * | 2012-08-01 | 2014-02-06 | Simon Phillips | Image repository systems and methods |
| WO2014066975A1 (en) * | 2012-10-30 | 2014-05-08 | Avvasi Inc. | Methods and systems for controlling quality of a media session |
| US9152847B2 (en) * | 2012-11-27 | 2015-10-06 | Adobe Systems Incorporated | Facial landmark localization by exemplar-based graph matching |
| US9661331B2 (en) | 2013-03-18 | 2017-05-23 | Vantrix Corporation | Method and apparatus for signal encoding realizing optimal fidelity |
| US9338450B2 (en) | 2013-03-18 | 2016-05-10 | Ecole De Technologie Superieure | Method and apparatus for signal encoding producing encoded signals of high fidelity at minimal sizes |
| US10609405B2 (en) | 2013-03-18 | 2020-03-31 | Ecole De Technologie Superieure | Optimal signal encoding based on experimental data |
| US9414081B1 (en) * | 2014-11-04 | 2016-08-09 | Sprint Communications Company L.P. | Adaptation of digital image transcoding based on estimated mean opinion scores of digital images |
| CN110751955B (zh) * | 2019-09-23 | 2022-03-01 | 山东大学 | 基于时频矩阵动态选择的声音事件分类方法及系统 |
| WO2021211978A1 (en) * | 2020-04-18 | 2021-10-21 | Alibaba Group Holding Limited | Method for optimizing structure similarity index in video coding |
| US20220092740A1 (en) * | 2020-09-23 | 2022-03-24 | Sony Interactive Entertainment LLC | Machine learning techniques to create higher resolution compressed data structures representing textures from lower resolution compressed data structures and training therefor |
| KR102760805B1 (ko) * | 2022-05-13 | 2025-02-03 | 단암시스템즈 주식회사 | 코덱 선정 방식 기반의 영상 압축 장치 및 그를 위한 방법 |
Family Cites Families (42)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6215910B1 (en) * | 1996-03-28 | 2001-04-10 | Microsoft Corporation | Table-based compression with embedded coding |
| JPH1132287A (ja) * | 1997-07-08 | 1999-02-02 | Fuji Photo Film Co Ltd | 画像ファイル作成方法および装置 |
| US6044178A (en) * | 1998-03-10 | 2000-03-28 | Seiko Epson Corporation | LCD projector resolution translation |
| US6563517B1 (en) * | 1998-10-02 | 2003-05-13 | International Business Machines Corp. | Automatic data quality adjustment to reduce response time in browsing |
| US6233359B1 (en) * | 1998-10-29 | 2001-05-15 | Seiko Epson Corporation | File size bounded JPEG transcoder (FSBJT) |
| JP2000333163A (ja) * | 1999-05-24 | 2000-11-30 | Sony Corp | 復号装置及び方法、符号化装置及び方法、画像処理システム、画像処理方法 |
| US6421467B1 (en) * | 1999-05-28 | 2002-07-16 | Texas Tech University | Adaptive vector quantization/quantizer |
| US6542545B1 (en) * | 1999-10-01 | 2003-04-01 | Mitsubishi Electric Reseach Laboratories, Inc. | Estimating rate-distortion characteristics of binary shape data |
| US6490320B1 (en) * | 2000-02-02 | 2002-12-03 | Mitsubishi Electric Research Laboratories Inc. | Adaptable bitstream video delivery system |
| US6542546B1 (en) * | 2000-02-02 | 2003-04-01 | Mitsubishi Electric Research Laboratories, Inc. | Adaptable compressed bitstream transcoder |
| CA2374067C (en) | 2000-03-13 | 2012-09-25 | Sony Corporation | Method and apparatus for generating compact transcoding hints metadata |
| JP2002374298A (ja) * | 2001-06-13 | 2002-12-26 | Oki Electric Ind Co Ltd | トランスコーダー装置 |
| US6990146B2 (en) * | 2001-11-16 | 2006-01-24 | Koninklijke Philips Electronics N.V. | Method and system for detecting intra-coded pictures and for extracting intra DCT precision and macroblock-level coding parameters from uncompressed digital video |
| US7177356B2 (en) * | 2002-01-11 | 2007-02-13 | Webtv Networks, Inc. | Spatially transcoding a video stream |
| US6937759B2 (en) * | 2002-02-28 | 2005-08-30 | Nokia Corporation | Method and device for reducing image by palette modification |
| FR2840495B1 (fr) * | 2002-05-29 | 2004-07-30 | Canon Kk | Procede et dispositif de selection d'une methode de transcodage parmi un ensemble de methodes de transcodage |
| GB2398976B (en) * | 2003-02-28 | 2006-03-08 | Samsung Electronics Co Ltd | Neural network decoder |
| US7142601B2 (en) * | 2003-04-14 | 2006-11-28 | Mitsubishi Electric Research Laboratories, Inc. | Transcoding compressed videos to reducing resolution videos |
| US8204323B2 (en) * | 2003-06-05 | 2012-06-19 | Aware, Inc. | Image quality control techniques |
| JP4301366B2 (ja) * | 2003-11-27 | 2009-07-22 | 株式会社リコー | 画像形成システム |
| US6992686B2 (en) * | 2004-06-14 | 2006-01-31 | Xerox Corporation | System and method for dynamic control of file size |
| EP1615447B1 (en) | 2004-07-09 | 2016-03-09 | STMicroelectronics Srl | Method and system for delivery of coded information streams, related network and computer program product therefor |
| US7440626B2 (en) * | 2004-12-02 | 2008-10-21 | Mitsubishi Electric Research Laboratories, Inc. | Image transcoding |
| FR2880743A1 (fr) * | 2005-01-12 | 2006-07-14 | France Telecom | Dispositif et procedes de codage et de decodage echelonnables de flux de donnees d'images, signal, programme d'ordinateur et module d'adaptation de qualite d'image correspondants |
| WO2006085301A2 (en) | 2005-02-09 | 2006-08-17 | Mobixell Networks | Image adaptation with target size, quality and resolution constraints |
| US7724972B2 (en) | 2005-03-01 | 2010-05-25 | Qualcomm Incorporated | Quality metric-biased region-of-interest coding for video telephony |
| US7583844B2 (en) * | 2005-03-11 | 2009-09-01 | Nokia Corporation | Method, device, and system for processing of still images in the compressed domain |
| JPWO2006098226A1 (ja) * | 2005-03-14 | 2008-08-21 | 松下電器産業株式会社 | 符号化装置および符号化装置を備えた動画像記録システム |
| JP2008533885A (ja) | 2005-03-15 | 2008-08-21 | ネロ アーゲー | 画像データストリームを生成するための装置および方法ならびに画像データストリームを処理するための装置および方法 |
| WO2006099743A1 (en) * | 2005-03-25 | 2006-09-28 | Algolith Inc. | Apparatus and method for objective assessment of dct-coded video quality with or without an original video sequence |
| WO2006110975A1 (en) | 2005-04-22 | 2006-10-26 | Logovision Wireless Inc. | Multimedia system for mobile client platforms |
| WO2006126260A1 (ja) * | 2005-05-25 | 2006-11-30 | Mitsubishi Denki Kabushiki Kaisha | ストリーム配信システム |
| US8315308B2 (en) * | 2006-01-11 | 2012-11-20 | Qualcomm Incorporated | Video coding with fine granularity spatial scalability |
| WO2007122911A1 (ja) * | 2006-03-30 | 2007-11-01 | Nec Corporation | 画像処理装置、画像処理システム、画像処理方法および画像処理用プログラム |
| US7480641B2 (en) * | 2006-04-07 | 2009-01-20 | Nokia Corporation | Method, apparatus, mobile terminal and computer program product for providing efficient evaluation of feature transformation |
| WO2007124485A2 (en) * | 2006-04-21 | 2007-11-01 | Dilithium Networks Pty Ltd. | Method and apparatus for audio transcoding |
| US8761248B2 (en) * | 2006-11-28 | 2014-06-24 | Motorola Mobility Llc | Method and system for intelligent video adaptation |
| JP2008283560A (ja) * | 2007-05-11 | 2008-11-20 | Canon Inc | 画像処理装置およびその方法 |
| US8295624B2 (en) * | 2007-12-03 | 2012-10-23 | Ecole De Technologie Superieure | Method and system for generating a quality prediction table for quality-aware transcoding of digital images |
| US8224104B2 (en) * | 2007-11-02 | 2012-07-17 | Ecole De Technologie Superieure | System and method for predicting the file size of images subject to transformation by scaling and a change of quality-controlling parameters |
| CN102737390A (zh) | 2007-11-02 | 2012-10-17 | 高等技术学校 | 用于生成用于数字图像的质量感知转码的质量预测表的系统和方法 |
| US8300961B2 (en) * | 2008-12-12 | 2012-10-30 | Ecole De Technologie Superieure | Method and system for low complexity transcoding of images with near optimal quality |
-
2008
- 2008-12-12 US US12/333,406 patent/US8300961B2/en active Active
- 2008-12-23 EP EP08878662A patent/EP2356628A4/en not_active Ceased
- 2008-12-23 CN CN200880132296.5A patent/CN102246209B/zh not_active Expired - Fee Related
- 2008-12-23 JP JP2011539855A patent/JP5487455B2/ja not_active Expired - Fee Related
- 2008-12-23 CA CA2737476A patent/CA2737476C/en not_active Expired - Fee Related
- 2008-12-23 WO PCT/CA2008/002305 patent/WO2010066019A1/en not_active Ceased
- 2008-12-23 KR KR20117007411A patent/KR101483137B1/ko not_active Expired - Fee Related
-
2011
- 2011-03-14 IL IL211731A patent/IL211731A/en active IP Right Grant
-
2012
- 2012-10-15 US US13/652,277 patent/US8660339B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| WO2010066019A1 (en) | 2010-06-17 |
| CA2737476A1 (en) | 2010-06-17 |
| CN102246209B (zh) | 2014-10-29 |
| IL211731A (en) | 2016-07-31 |
| US8660339B2 (en) | 2014-02-25 |
| KR101483137B1 (ko) | 2015-01-22 |
| US8300961B2 (en) | 2012-10-30 |
| US20100150459A1 (en) | 2010-06-17 |
| CN102246209A (zh) | 2011-11-16 |
| EP2356628A1 (en) | 2011-08-17 |
| KR20110106271A (ko) | 2011-09-28 |
| IL211731A0 (en) | 2011-06-30 |
| US20130039572A1 (en) | 2013-02-14 |
| JP5487455B2 (ja) | 2014-05-07 |
| JP2012511843A (ja) | 2012-05-24 |
| EP2356628A4 (en) | 2012-07-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20130703 |
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| MKLA | Lapsed |
Effective date: 20201223 |