PL2773109T3 - Sposób i urządzenie do ustalania modelu kontekstu dla entropijnego kodowania i dekodowania poziomu współczynnika przekształcenia - Google Patents
Sposób i urządzenie do ustalania modelu kontekstu dla entropijnego kodowania i dekodowania poziomu współczynnika przekształceniaInfo
- Publication number
- PL2773109T3 PL2773109T3 PL12845496T PL12845496T PL2773109T3 PL 2773109 T3 PL2773109 T3 PL 2773109T3 PL 12845496 T PL12845496 T PL 12845496T PL 12845496 T PL12845496 T PL 12845496T PL 2773109 T3 PL2773109 T3 PL 2773109T3
- Authority
- PL
- Poland
- Prior art keywords
- decoding
- determining
- transform coefficient
- entropy encoding
- context model
- 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
- H04N19/10—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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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
- H04N19/102—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
-
- 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
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
- H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
-
- 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
- H04N19/10—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
- H04N19/186—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 colour or a chrominance component
-
- 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
-
- 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
- H04N19/96—Tree coding, e.g. quad-tree coding
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161553668P | 2011-10-31 | 2011-10-31 | |
| US201261671955P | 2012-07-16 | 2012-07-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL2773109T3 true PL2773109T3 (pl) | 2017-04-28 |
Family
ID=48192343
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL16197055T PL3166317T3 (pl) | 2011-10-31 | 2012-10-31 | Sposób i urządzenie do określania modelu kontekstu w celu entropijnego kodowania dekodowania poziomu współczynnika przekształcenia |
| PL16197057T PL3145197T3 (pl) | 2011-10-31 | 2012-10-31 | Sposób określania modelu kontekstu w celu entropijnego dekodowania poziomu współczynnika przekształcenia |
| PL18178662T PL3399760T3 (pl) | 2011-10-31 | 2012-10-31 | Sposób i urządzenie do określania modelu kontekstu do entropijnego kodowania poziomu współczynnika przekształcenia |
| PL21159234.0T PL3846479T3 (pl) | 2011-10-31 | 2012-10-31 | Sposób i urządzenie do określania modelu kontekstu do kodowania i dekodowania entropijnego poziomu współczynnika przekształcenia |
| PL12845496T PL2773109T3 (pl) | 2011-10-31 | 2012-10-31 | Sposób i urządzenie do ustalania modelu kontekstu dla entropijnego kodowania i dekodowania poziomu współczynnika przekształcenia |
Family Applications Before (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL16197055T PL3166317T3 (pl) | 2011-10-31 | 2012-10-31 | Sposób i urządzenie do określania modelu kontekstu w celu entropijnego kodowania dekodowania poziomu współczynnika przekształcenia |
| PL16197057T PL3145197T3 (pl) | 2011-10-31 | 2012-10-31 | Sposób określania modelu kontekstu w celu entropijnego dekodowania poziomu współczynnika przekształcenia |
| PL18178662T PL3399760T3 (pl) | 2011-10-31 | 2012-10-31 | Sposób i urządzenie do określania modelu kontekstu do entropijnego kodowania poziomu współczynnika przekształcenia |
| PL21159234.0T PL3846479T3 (pl) | 2011-10-31 | 2012-10-31 | Sposób i urządzenie do określania modelu kontekstu do kodowania i dekodowania entropijnego poziomu współczynnika przekształcenia |
Country Status (21)
| Country | Link |
|---|---|
| US (5) | US9414088B2 (enExample) |
| EP (5) | EP3166317B1 (enExample) |
| JP (5) | JP5934376B2 (enExample) |
| KR (6) | KR101598142B1 (enExample) |
| CN (5) | CN107465934B (enExample) |
| AU (1) | AU2012333301B2 (enExample) |
| CA (2) | CA2854074C (enExample) |
| CY (3) | CY1118368T1 (enExample) |
| DK (3) | DK3166317T3 (enExample) |
| ES (5) | ES2608157T3 (enExample) |
| HR (3) | HRP20161726T1 (enExample) |
| HU (4) | HUE068330T2 (enExample) |
| IN (1) | IN2014MN00900A (enExample) |
| LT (3) | LT2773109T (enExample) |
| PL (5) | PL3166317T3 (enExample) |
| PT (3) | PT2773109T (enExample) |
| RS (3) | RS57491B1 (enExample) |
| SI (3) | SI3166317T1 (enExample) |
| TR (1) | TR201811137T4 (enExample) |
| TW (4) | TWI574550B (enExample) |
| WO (1) | WO2013066051A1 (enExample) |
Families Citing this family (20)
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| US10091529B2 (en) * | 2010-07-09 | 2018-10-02 | Samsung Electronics Co., Ltd. | Method and apparatus for entropy encoding/decoding a transform coefficient |
| US10805617B2 (en) * | 2012-01-19 | 2020-10-13 | Texas Instruments Incorporated | Scalable prediction type coding |
| US9124872B2 (en) | 2012-04-16 | 2015-09-01 | Qualcomm Incorporated | Coefficient groups and coefficient coding for coefficient scans |
| MY193123A (en) * | 2012-06-22 | 2022-09-26 | Velos Media Internatinal Ltd | Image coding method, image decoding method, image coding apparatus, image decoding apparatus, and image coding and decoding apparatus |
| WO2014103182A1 (ja) * | 2012-12-27 | 2014-07-03 | 日本電気株式会社 | 映像符号化装置、映像符号化方法および映像符号化プログラム |
| US9225991B2 (en) * | 2013-05-30 | 2015-12-29 | Apple Inc. | Adaptive color space transform coding |
| US9225988B2 (en) | 2013-05-30 | 2015-12-29 | Apple Inc. | Adaptive color space transform coding |
| KR20160132891A (ko) * | 2014-03-13 | 2016-11-21 | 퀄컴 인코포레이티드 | 3d 비디오 코딩에 대한 제약된 깊이 인트라 모드 코딩 |
| US9781424B2 (en) * | 2015-01-19 | 2017-10-03 | Google Inc. | Efficient context handling in arithmetic coding |
| US9936201B2 (en) * | 2015-01-27 | 2018-04-03 | Qualcomm Incorporated | Contexts for large coding tree units |
| US11233998B2 (en) * | 2015-05-29 | 2022-01-25 | Qualcomm Incorporated | Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design |
| EP3280143A1 (en) * | 2016-08-04 | 2018-02-07 | Thomson Licensing | A method and an apparatus for image block encoding and decoding |
| WO2018190595A1 (ko) * | 2017-04-13 | 2018-10-18 | 엘지전자(주) | 비디오 신호를 엔트로피 인코딩, 디코딩하는 방법 및 장치 |
| US10869060B2 (en) * | 2018-01-30 | 2020-12-15 | Google Llc | Efficient context model computation design in transform coefficient coding |
| WO2019199838A1 (en) * | 2018-04-12 | 2019-10-17 | Futurewei Technologies, Inc. | Reducing context switching for coding transform coefficients |
| US11006150B2 (en) | 2018-09-24 | 2021-05-11 | Tencent America LLC | Method and apparatus for video coding |
| WO2020135371A1 (zh) * | 2018-12-24 | 2020-07-02 | 华为技术有限公司 | 一种标志位的上下文建模方法及装置 |
| CN109672690B (zh) * | 2019-01-29 | 2021-02-19 | 哈尔滨工业大学 | 一种针对数据幅值范围已知的数据流进行编码的方法 |
| US11949870B2 (en) * | 2019-06-21 | 2024-04-02 | Qualcomm Incorporated | Context modeling for low-frequency non-separable transformation signaling for video coding |
| CN120455674A (zh) * | 2019-09-23 | 2025-08-08 | 株式会社Kt | 对视频进行解码或编码的方法以及传输压缩的视频数据的装置 |
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| US6195465B1 (en) * | 1994-09-21 | 2001-02-27 | Ricoh Company, Ltd. | Method and apparatus for compression using reversible wavelet transforms and an embedded codestream |
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| JP4313757B2 (ja) | 2002-05-02 | 2009-08-12 | フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン | 画像および／またはビデオ符号器と復号器における変換係数を符号化するための方法と装置および対応するコンピュータプログラムと対応するコンピュータによる読み出し可能な記憶媒体 |
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| KR100703776B1 (ko) * | 2005-04-19 | 2007-04-06 | 삼성전자주식회사 | 향상된 코딩 효율을 갖는 컨텍스트 기반 적응적 산술 코딩및 디코딩 방법과 이를 위한 장치, 이를 포함하는 비디오코딩 및 디코딩 방법과 이를 위한 장치 |
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2012
- 2012-10-31 PT PT128454964T patent/PT2773109T/pt unknown
- 2012-10-31 DK DK16197055.3T patent/DK3166317T3/en active
- 2012-10-31 JP JP2014539870A patent/JP5934376B2/ja active Active
- 2012-10-31 AU AU2012333301A patent/AU2012333301B2/en not_active Expired - Fee Related
- 2012-10-31 HU HUE21159234A patent/HUE068330T2/hu unknown
- 2012-10-31 EP EP16197055.3A patent/EP3166317B1/en active Active
- 2012-10-31 ES ES12845496.4T patent/ES2608157T3/es active Active
- 2012-10-31 RS RS20180910A patent/RS57491B1/sr unknown
- 2012-10-31 PL PL16197055T patent/PL3166317T3/pl unknown
- 2012-10-31 EP EP12845496.4A patent/EP2773109B1/en active Active
- 2012-10-31 RS RS20161129A patent/RS55403B1/sr unknown
- 2012-10-31 CN CN201710929383.4A patent/CN107465934B/zh active Active
- 2012-10-31 DK DK16197057.9T patent/DK3145197T3/en active
- 2012-10-31 ES ES16197057.9T patent/ES2682991T3/es active Active
- 2012-10-31 HU HUE18178662A patent/HUE054305T2/hu unknown
- 2012-10-31 TW TW105117901A patent/TWI574550B/zh active
- 2012-10-31 LT LTEP12845496.4T patent/LT2773109T/lt unknown
- 2012-10-31 PL PL16197057T patent/PL3145197T3/pl unknown
- 2012-10-31 CA CA2854074A patent/CA2854074C/en active Active
- 2012-10-31 ES ES16197055.3T patent/ES2684480T3/es active Active
- 2012-10-31 SI SI201231363T patent/SI3166317T1/sl unknown
- 2012-10-31 PL PL18178662T patent/PL3399760T3/pl unknown
- 2012-10-31 SI SI201230817A patent/SI2773109T1/sl unknown
- 2012-10-31 CN CN201710929029.1A patent/CN107465933B/zh active Active
- 2012-10-31 WO PCT/KR2012/009074 patent/WO2013066051A1/ko not_active Ceased
- 2012-10-31 ES ES21159234T patent/ES2987810T3/es active Active
- 2012-10-31 DK DK12845496.4T patent/DK2773109T3/da active
- 2012-10-31 HU HUE16197057A patent/HUE040408T2/hu unknown
- 2012-10-31 CN CN201280065586.9A patent/CN104041052B/zh active Active
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