TWI574550B - 視訊解碼的方法 - Google Patents
視訊解碼的方法 Download PDFInfo
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- TWI574550B TWI574550B TW105117901A TW105117901A TWI574550B TW I574550 B TWI574550 B TW I574550B TW 105117901 A TW105117901 A TW 105117901A TW 105117901 A TW105117901 A TW 105117901A TW I574550 B TWI574550 B TW I574550B
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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
- H04N19/90—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
- H04N19/10—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
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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
- H04N19/18—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
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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
-
- 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)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (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 (2)
| Publication Number | Publication Date |
|---|---|
| TW201631965A TW201631965A (zh) | 2016-09-01 |
| TWI574550B true TWI574550B (zh) | 2017-03-11 |
Family
ID=48192343
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW105117901A TWI574550B (zh) | 2011-10-31 | 2012-10-31 | 視訊解碼的方法 |
| TW101140483A TW201330631A (zh) | 2011-10-31 | 2012-10-31 | 決定用於轉換係數級的熵編碼以及解碼的內文模型的方法及裝置 |
| TW107118909A TWI692243B (zh) | 2011-10-31 | 2012-10-31 | 決定轉換係數級熵編解碼的內文模型的方法、裝置及媒體 |
| TW106102285A TWI629895B (zh) | 2011-10-31 | 2012-10-31 | 視訊解碼的裝置 |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW101140483A TW201330631A (zh) | 2011-10-31 | 2012-10-31 | 決定用於轉換係數級的熵編碼以及解碼的內文模型的方法及裝置 |
| TW107118909A TWI692243B (zh) | 2011-10-31 | 2012-10-31 | 決定轉換係數級熵編解碼的內文模型的方法、裝置及媒體 |
| TW106102285A TWI629895B (zh) | 2011-10-31 | 2012-10-31 | 視訊解碼的裝置 |
Country Status (21)
| Country | Link |
|---|---|
| US (5) | US9414088B2 (https=) |
| EP (5) | EP3846479B1 (https=) |
| JP (5) | JP5934376B2 (https=) |
| KR (6) | KR101598142B1 (https=) |
| CN (5) | CN107529060B (https=) |
| AU (1) | AU2012333301B2 (https=) |
| CA (2) | CA2854074C (https=) |
| CY (3) | CY1118368T1 (https=) |
| DK (3) | DK3145197T3 (https=) |
| ES (5) | ES2684480T3 (https=) |
| HR (3) | HRP20161726T1 (https=) |
| HU (4) | HUE040408T2 (https=) |
| IN (1) | IN2014MN00900A (https=) |
| LT (3) | LT3166317T (https=) |
| PL (5) | PL3166317T3 (https=) |
| PT (3) | PT3145197T (https=) |
| RS (3) | RS57491B1 (https=) |
| SI (3) | SI2773109T1 (https=) |
| TR (1) | TR201811137T4 (https=) |
| TW (4) | TWI574550B (https=) |
| WO (1) | WO2013066051A1 (https=) |
Families Citing this family (21)
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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 |
| US9621921B2 (en) | 2012-04-16 | 2017-04-11 | Qualcomm Incorporated | Coefficient groups and coefficient coding for coefficient scans |
| CA2875196C (en) * | 2012-06-22 | 2023-03-14 | Panasonic Intellectual Property Corporation Of America | Coding of video using greater-than flags and coefficient values of a previous block to determine contexts for arithmetic coding of a current block |
| US10003804B2 (en) * | 2012-12-27 | 2018-06-19 | Nec Corporation | Video coding device using quantizing an orthogonal transform coefficient |
| US9225988B2 (en) | 2013-05-30 | 2015-12-29 | Apple Inc. | Adaptive color space transform coding |
| US9225991B2 (en) * | 2013-05-30 | 2015-12-29 | Apple Inc. | Adaptive color space transform coding |
| US10687079B2 (en) * | 2014-03-13 | 2020-06-16 | Qualcomm Incorporated | Constrained depth intra mode coding for 3D video coding |
| 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 |
| CN113316939A (zh) * | 2018-12-24 | 2021-08-27 | 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 |
| CN120455675A (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 |
| US12581092B2 (en) | 2022-03-03 | 2026-03-17 | Qualcomm Incorporated | Temporal initialization points for context-based arithmetic coding |
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| JP2009165144A (ja) * | 2002-05-02 | 2009-07-23 | Fraunhofer-Ges Zur Foerderung Der Angewandten Forschung Ev | 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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2012
- 2012-10-31 TW TW105117901A patent/TWI574550B/zh active
- 2012-10-31 PL PL16197055T patent/PL3166317T3/pl unknown
- 2012-10-31 HR HRP20161726TT patent/HRP20161726T1/hr unknown
- 2012-10-31 KR KR1020120122628A patent/KR101598142B1/ko active Active
- 2012-10-31 US US14/355,439 patent/US9414088B2/en active Active
- 2012-10-31 PL PL12845496T patent/PL2773109T3/pl unknown
- 2012-10-31 HU HUE16197057A patent/HUE040408T2/hu unknown
- 2012-10-31 CA CA2854074A patent/CA2854074C/en active Active
- 2012-10-31 PT PT161970579T patent/PT3145197T/pt unknown
- 2012-10-31 LT LTEP16197055.3T patent/LT3166317T/lt unknown
- 2012-10-31 CN CN201710928537.8A patent/CN107529060B/zh active Active
- 2012-10-31 DK DK16197057.9T patent/DK3145197T3/en active
- 2012-10-31 PT PT16197055T patent/PT3166317T/pt unknown
- 2012-10-31 CN CN201710929029.1A patent/CN107465933B/zh active Active
- 2012-10-31 SI SI201230817A patent/SI2773109T1/sl unknown
- 2012-10-31 PL PL21159234.0T patent/PL3846479T3/pl unknown
- 2012-10-31 HU HUE21159234A patent/HUE068330T2/hu unknown
- 2012-10-31 CN CN201710928759.XA patent/CN107734348B/zh active Active
- 2012-10-31 EP EP21159234.0A patent/EP3846479B1/en active Active
- 2012-10-31 RS RS20180910A patent/RS57491B1/sr unknown
- 2012-10-31 HU HUE18178662A patent/HUE054305T2/hu unknown
- 2012-10-31 DK DK16197055.3T patent/DK3166317T3/en active
- 2012-10-31 PL PL16197057T patent/PL3145197T3/pl unknown
- 2012-10-31 IN IN900MUN2014 patent/IN2014MN00900A/en unknown
- 2012-10-31 TW TW101140483A patent/TW201330631A/zh unknown
- 2012-10-31 ES ES16197055.3T patent/ES2684480T3/es active Active
- 2012-10-31 PT PT128454964T patent/PT2773109T/pt unknown
- 2012-10-31 RS RS20161129A patent/RS55403B1/sr unknown
- 2012-10-31 JP JP2014539870A patent/JP5934376B2/ja active Active
- 2012-10-31 EP EP12845496.4A patent/EP2773109B1/en active Active
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