RU2595897C2 - Определение контекстов для кодирования данных коэффициентов преобразования при кодировании видео - Google Patents
Определение контекстов для кодирования данных коэффициентов преобразования при кодировании видео Download PDFInfo
- Publication number
- RU2595897C2 RU2595897C2 RU2014133154/08A RU2014133154A RU2595897C2 RU 2595897 C2 RU2595897 C2 RU 2595897C2 RU 2014133154/08 A RU2014133154/08 A RU 2014133154/08A RU 2014133154 A RU2014133154 A RU 2014133154A RU 2595897 C2 RU2595897 C2 RU 2595897C2
- Authority
- RU
- Russia
- Prior art keywords
- subunit
- encoded
- subunits
- context
- transform coefficient
- Prior art date
Links
- 230000009466 transformation Effects 0.000 title description 9
- 238000000034 method Methods 0.000 claims abstract description 95
- 238000006243 chemical reaction Methods 0.000 claims abstract description 54
- 238000003860 storage Methods 0.000 claims description 32
- 238000004891 communication Methods 0.000 claims description 20
- 230000003044 adaptive effect Effects 0.000 claims description 14
- 230000001413 cellular effect Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 abstract 1
- 230000033001 locomotion Effects 0.000 description 62
- 238000005516 engineering process Methods 0.000 description 35
- 238000010586 diagram Methods 0.000 description 28
- 239000013598 vector Substances 0.000 description 27
- 238000013139 quantization Methods 0.000 description 22
- 208000037170 Delayed Emergence from Anesthesia Diseases 0.000 description 16
- 230000008569 process Effects 0.000 description 14
- 230000005540 biological transmission Effects 0.000 description 13
- 230000006835 compression Effects 0.000 description 13
- 238000007906 compression Methods 0.000 description 13
- 238000000926 separation method Methods 0.000 description 12
- 230000011218 segmentation Effects 0.000 description 8
- 238000013459 approach Methods 0.000 description 7
- 230000002123 temporal effect Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 230000006870 function Effects 0.000 description 5
- 238000004364 calculation method Methods 0.000 description 4
- 238000013500 data storage Methods 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- 238000000844 transformation Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 241001233887 Ania Species 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012432 intermediate storage Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
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
- H04N19/10—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
- H04N19/10—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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
-
- 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
-
- 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
- H04N19/90—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
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
- H03M7/4006—Conversion to or from arithmetic code
- H03M7/4012—Binary arithmetic codes
- H03M7/4018—Context adapative binary arithmetic codes [CABAC]
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)
- Image Processing (AREA)
Applications Claiming Priority (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261586668P | 2012-01-13 | 2012-01-13 | |
| US61/586,668 | 2012-01-13 | ||
| US201261588595P | 2012-01-19 | 2012-01-19 | |
| US61/588,595 | 2012-01-19 | ||
| US201261597097P | 2012-02-09 | 2012-02-09 | |
| US61/597,097 | 2012-02-09 | ||
| US13/738,602 | 2013-01-10 | ||
| US13/738,602 US9621894B2 (en) | 2012-01-13 | 2013-01-10 | Determining contexts for coding transform coefficient data in video coding |
| PCT/US2013/021278 WO2013106739A2 (en) | 2012-01-13 | 2013-01-11 | Determining contexts for coding transform coefficient data in video coding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2014133154A RU2014133154A (ru) | 2016-03-10 |
| RU2595897C2 true RU2595897C2 (ru) | 2016-08-27 |
Family
ID=48779949
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2014133154/08A RU2595897C2 (ru) | 2012-01-13 | 2013-01-11 | Определение контекстов для кодирования данных коэффициентов преобразования при кодировании видео |
| RU2014133158A RU2014133158A (ru) | 2012-01-13 | 2013-01-11 | Определение контекстов для кодирования данных коэффициентов преобразования при кодировании видео |
| RU2014133162/08A RU2603537C2 (ru) | 2012-01-13 | 2013-01-11 | Определение контекстов для кодирования данных коэффициентов преобразования при кодировании видео |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2014133158A RU2014133158A (ru) | 2012-01-13 | 2013-01-11 | Определение контекстов для кодирования данных коэффициентов преобразования при кодировании видео |
| RU2014133162/08A RU2603537C2 (ru) | 2012-01-13 | 2013-01-11 | Определение контекстов для кодирования данных коэффициентов преобразования при кодировании видео |
Country Status (18)
| Country | Link |
|---|---|
| US (3) | US20130182772A1 (OSRAM) |
| EP (3) | EP2803194B1 (OSRAM) |
| JP (3) | JP2015507429A (OSRAM) |
| KR (3) | KR101721302B1 (OSRAM) |
| CN (3) | CN104041029B (OSRAM) |
| AU (3) | AU2013207804A1 (OSRAM) |
| BR (3) | BR112014017118B1 (OSRAM) |
| CA (3) | CA2863019C (OSRAM) |
| HK (1) | HK1198404A1 (OSRAM) |
| IL (3) | IL233161A0 (OSRAM) |
| MY (2) | MY172757A (OSRAM) |
| PH (3) | PH12014501465A1 (OSRAM) |
| RU (3) | RU2595897C2 (OSRAM) |
| SG (4) | SG11201403343RA (OSRAM) |
| TW (3) | TWI532382B (OSRAM) |
| UA (1) | UA114418C2 (OSRAM) |
| WO (3) | WO2013106729A2 (OSRAM) |
| ZA (1) | ZA201405688B (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2653289C1 (ru) * | 2016-12-07 | 2018-05-07 | Владимир Леонидович Карякин | Способ повышения качества канала передачи данных в системе iptv по коэффициенту ber в режиме тв вещания и устройство для его осуществления |
Families Citing this family (60)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9497472B2 (en) | 2010-11-16 | 2016-11-15 | Qualcomm Incorporated | Parallel context calculation in video coding |
| US20120163456A1 (en) | 2010-12-22 | 2012-06-28 | Qualcomm Incorporated | Using a most probable scanning order to efficiently code scanning order information for a video block in video coding |
| US9565455B2 (en) * | 2011-06-28 | 2017-02-07 | Samsung Electronics Co., Ltd. | Method and apparatus for coding video and method and apparatus for decoding video accompanied with arithmetic coding |
| US9641835B2 (en) | 2011-11-08 | 2017-05-02 | Google Technology Holdings LLC | Method of determining binary codewords for transform coefficients |
| CN105027560A (zh) | 2012-01-21 | 2015-11-04 | 摩托罗拉移动有限责任公司 | 确定用于变换系数的二进制码字的方法 |
| US9866829B2 (en) | 2012-01-22 | 2018-01-09 | Qualcomm Incorporated | Coding of syntax elements that correspond to coefficients of a coefficient block in video coding |
| US9479780B2 (en) * | 2012-02-01 | 2016-10-25 | Google Technology Holdings LLC | Simplification of significance map coding |
| EP2810440A1 (en) | 2012-02-04 | 2014-12-10 | General Instrument Corporation | Devices and methods for context reduction in last significant coefficient position coding |
| US20140003488A1 (en) * | 2012-06-30 | 2014-01-02 | Research In Motion Limited | Position-based context selection for greater-than-one flag decoding and encoding |
| CA2807919C (en) * | 2012-08-31 | 2016-06-14 | Research In Motion Limited | Methods and devices for entropy coding in scalable video compression |
| US9215464B2 (en) * | 2013-09-19 | 2015-12-15 | Blackberry Limited | Coding position data for the last non-zero transform coefficient in a coefficient group |
| US9813737B2 (en) | 2013-09-19 | 2017-11-07 | Blackberry Limited | Transposing a block of transform coefficients, based upon an intra-prediction mode |
| KR102250088B1 (ko) * | 2013-10-24 | 2021-05-10 | 삼성전자주식회사 | 비디오 스트림을 복호화하는 방법 및 장치 |
| GB2524726B (en) * | 2014-03-25 | 2018-05-23 | Canon Kk | Image data encapsulation with tile support |
| US10425649B2 (en) | 2014-10-21 | 2019-09-24 | Lg Electronics Inc. | Method and apparatus for performing graph-based prediction using optimization function |
| US9781424B2 (en) | 2015-01-19 | 2017-10-03 | Google Inc. | Efficient context handling in arithmetic coding |
| US10306229B2 (en) * | 2015-01-26 | 2019-05-28 | Qualcomm Incorporated | Enhanced multiple transforms for prediction residual |
| EP3293975A4 (en) * | 2015-09-08 | 2018-10-10 | Samsung Electronics Co., Ltd. | Device and method for entropy encoding and decoding |
| CN114827601B (zh) * | 2015-09-11 | 2024-06-28 | 株式会社Kt | 对视频进行解码的方法和设备以及对视频进行编码的方法和设备 |
| US10440399B2 (en) * | 2015-11-13 | 2019-10-08 | Qualcomm Incorporated | Coding sign information of video data |
| US10542267B2 (en) | 2016-01-21 | 2020-01-21 | Samsung Display Co., Ltd. | Classification preserving image transform compression |
| WO2017135661A1 (ko) * | 2016-02-01 | 2017-08-10 | 엘지전자 주식회사 | 그래프 기반 분리 가능한 변환 (graph-based separable transform)을 이용하여 비디오 신호를 인코딩 / 디코딩하는 방법 및 장치 |
| CN109328461B (zh) | 2016-04-29 | 2023-09-05 | 世宗大学校产学协力团 | 视频信号编码/解码方法和设备 |
| CN113810711B (zh) | 2016-04-29 | 2024-05-10 | 世宗大学校产学协力团 | 用于对图像信号进行编码和解码的方法和装置 |
| KR102728583B1 (ko) * | 2016-04-29 | 2024-11-11 | 세종대학교산학협력단 | 영상 신호 부호화/복호화 방법 및 장치 |
| WO2017188784A2 (ko) | 2016-04-29 | 2017-11-02 | 세종대학교 산학협력단 | 영상 신호 부호화/복호화 방법 및 장치 |
| EP3270594A1 (en) * | 2016-07-15 | 2018-01-17 | Thomson Licensing | Method and apparatus for advanced cabac context adaptation for last coefficient coding |
| US11159812B2 (en) * | 2016-08-31 | 2021-10-26 | Kt Corporation | Method and apparatus for processing video signal |
| EP3306927A1 (en) | 2016-10-05 | 2018-04-11 | Thomson Licensing | Encoding and decoding methods and corresponding devices |
| TWI635742B (zh) * | 2017-01-09 | 2018-09-11 | 晨星半導體股份有限公司 | 動態影像編碼裝置及動態影像編碼方法 |
| US10194147B2 (en) | 2017-01-19 | 2019-01-29 | Google Llc | DC coefficient sign coding scheme |
| BR122021018343B1 (pt) * | 2017-04-13 | 2022-10-25 | Lg Electronics Inc | Método para reconstruir uma imagem incluindo um bloco não quadrado, método para codificar uma imagem e mídia de armazenamento digital legível por computador |
| US10764582B2 (en) * | 2017-06-29 | 2020-09-01 | Qualcomm Incorporated | Reducing seam artifacts in 360-degree video |
| US10484695B2 (en) * | 2017-10-23 | 2019-11-19 | Google Llc | Refined entropy coding for level maps |
| EP3499885B1 (en) * | 2017-12-18 | 2024-07-17 | Canon Kabushiki Kaisha | Method and device for encoding video data |
| US10298895B1 (en) * | 2018-02-15 | 2019-05-21 | Wipro Limited | Method and system for performing context-based transformation of a video |
| EP3562156A1 (en) * | 2018-04-27 | 2019-10-30 | InterDigital VC Holdings, Inc. | Method and apparatus for adaptive context modeling in video encoding and decoding |
| US10645381B2 (en) | 2018-04-30 | 2020-05-05 | Google Llc | Intra-prediction for smooth blocks in image/video |
| US11509890B2 (en) * | 2018-07-24 | 2022-11-22 | Hfi Innovation Inc. | Methods and apparatus for entropy coding and decoding aspects of video data |
| JP7245323B2 (ja) * | 2018-09-23 | 2023-03-23 | エルジー エレクトロニクス インコーポレイティド | ビデオ信号の符号化/復号化方法及びそのための装置 |
| WO2020071879A1 (ko) | 2018-10-05 | 2020-04-09 | 엘지전자 주식회사 | 변환 계수 코딩 방법 및 그 장치 |
| KR102472944B1 (ko) * | 2018-10-05 | 2022-12-01 | 엘지전자 주식회사 | 변환 계수 코딩 방법 및 그 장치 |
| US11323748B2 (en) | 2018-12-19 | 2022-05-03 | Qualcomm Incorporated | Tree-based transform unit (TU) partition for video coding |
| US11202100B2 (en) * | 2019-03-11 | 2021-12-14 | Qualcomm Incorporated | Coefficient coding for transform skip mode |
| US11025937B2 (en) * | 2019-03-16 | 2021-06-01 | Tencent America LLC | Method and apparatus for video coding |
| US11218735B2 (en) | 2019-04-02 | 2022-01-04 | Qualcomm Incorporated | Context derivation for last position coding for video coding |
| PH12021552631A1 (en) * | 2019-04-19 | 2022-07-11 | Bytedance Inc | Context coding for transform skip mode |
| WO2020219737A1 (en) | 2019-04-24 | 2020-10-29 | Bytedance Inc. | Constraints on quantized residual differential pulse code modulation representation of coded video |
| JP7311627B2 (ja) | 2019-05-01 | 2023-07-19 | バイトダンス インコーポレイテッド | 量子化残差差分パルス符号変調符号化を使用したイントラ符号化映像 |
| EP3949387A4 (en) | 2019-05-02 | 2022-05-18 | ByteDance Inc. | SIGNALING IN A TRANSFORM JUMP MODE |
| KR102662616B1 (ko) | 2019-05-21 | 2024-04-30 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 어파인 모드를 위한 적응적 모션 벡터 차이 해상도 |
| US11695960B2 (en) * | 2019-06-14 | 2023-07-04 | Qualcomm Incorporated | Transform and last significant coefficient position signaling for low-frequency non-separable transform in video coding |
| CN113163208B (zh) | 2019-06-24 | 2022-11-01 | 杭州海康威视数字技术股份有限公司 | 一种编解码方法、装置及其设备 |
| WO2021027774A1 (en) | 2019-08-10 | 2021-02-18 | Beijing Bytedance Network Technology Co., Ltd. | Subpicture dependent signaling in video bitstreams |
| EP4032290A4 (en) | 2019-10-18 | 2022-11-30 | Beijing Bytedance Network Technology Co., Ltd. | SYNTAX RESTRICTIONS IN PARAMETER SET SIGNALING OF SUBPICTURES |
| US11375220B2 (en) * | 2019-11-27 | 2022-06-28 | Tencent America LLC | Method and apparatus for video decoding using a nominal directional mode and an angular offset |
| CN115280774B (zh) | 2019-12-02 | 2025-08-19 | 抖音视界有限公司 | 视觉媒体处理的方法、装置及非暂时性计算机可读存储介质 |
| EP4107941A4 (en) | 2020-03-23 | 2023-04-19 | Beijing Bytedance Network Technology Co., Ltd. | PREDICTION REFINEMENT FOR AFFINE MERGE AND AFFINER MOTION VECTOR PREDICTION MODE |
| US11206428B1 (en) | 2020-07-14 | 2021-12-21 | Tencent America LLC | Method and apparatus for frequency-dependent joint component secondary transform |
| WO2024205274A2 (ko) * | 2023-03-29 | 2024-10-03 | 현대자동차주식회사 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2417518C2 (ru) * | 2005-08-12 | 2011-04-27 | Майкрософт Корпорейшн | Эффективное кодирование и декодирование блоков преобразования |
Family Cites Families (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6680974B1 (en) | 1999-12-02 | 2004-01-20 | Lucent Technologies Inc. | Methods and apparatus for context selection of block transform coefficients |
| US6856701B2 (en) | 2001-09-14 | 2005-02-15 | Nokia Corporation | Method and system for context-based adaptive binary arithmetic coding |
| US7379608B2 (en) | 2003-12-04 | 2008-05-27 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung, E.V. | Arithmetic coding for transforming video and picture data units |
| KR100612015B1 (ko) * | 2004-07-22 | 2006-08-11 | 삼성전자주식회사 | 컨텍스트 적응형 이진 산술 부호화 방법 및 그 장치 |
| RU2371881C1 (ru) | 2005-07-08 | 2009-10-27 | ЭлДжи ЭЛЕКТРОНИКС ИНК. | Способ моделирования информации кодирования видеосигнала для компрессии/декомпрессии информации |
| EP1913778A4 (en) | 2005-07-08 | 2010-04-28 | Lg Electronics Inc | METHOD FOR MODELING THE CODING OF INFORMATION OF A VIDEO SIGNAL FOR COMPRESSING / DECOMPRESSING THE INFORMATION |
| WO2007035056A1 (en) | 2005-09-26 | 2007-03-29 | Samsung Electronics Co., Ltd. | Method and apparatus for entropy encoding and entropy decoding fine-granularity scalability layer video data |
| KR100873636B1 (ko) | 2005-11-14 | 2008-12-12 | 삼성전자주식회사 | 단일 부호화 모드를 이용하는 영상 부호화/복호화 방법 및장치 |
| KR101356733B1 (ko) | 2007-03-07 | 2014-02-05 | 삼성전자주식회사 | 컨텍스트 기반 적응적 이진 산술 부호화, 복호화 방법 및장치 |
| CN101321283B (zh) * | 2007-06-10 | 2010-04-07 | 华为技术有限公司 | 兼容不同大小块变换的编解码方法及编解码器 |
| US9008171B2 (en) | 2008-01-08 | 2015-04-14 | Qualcomm Incorporated | Two pass quantization for CABAC coders |
| KR101375668B1 (ko) | 2008-03-17 | 2014-03-18 | 삼성전자주식회사 | 변환 계수의 부호화, 복호화 방법 및 장치 |
| US8831087B2 (en) * | 2008-10-06 | 2014-09-09 | Qualcomm Incorporated | Efficient prediction mode selection |
| US8576916B2 (en) * | 2008-10-08 | 2013-11-05 | Qualcomm Incorporated | Method and apparatus for reducing bus traffic of a texture decoding module in a video decoder |
| US20100174539A1 (en) | 2009-01-06 | 2010-07-08 | Qualcomm Incorporated | Method and apparatus for vector quantization codebook search |
| US9300972B2 (en) | 2009-02-09 | 2016-03-29 | Samsung Electronics Co., Ltd. | Video encoding method and apparatus using low-complexity frequency transformation, and video decoding method and apparatus |
| US8780999B2 (en) | 2009-06-12 | 2014-07-15 | Qualcomm Incorporated | Assembling multiview video coding sub-BITSTREAMS in MPEG-2 systems |
| US8665964B2 (en) | 2009-06-30 | 2014-03-04 | Qualcomm Incorporated | Video coding based on first order prediction and pre-defined second order prediction mode |
| US8914835B2 (en) | 2009-10-28 | 2014-12-16 | Qualcomm Incorporated | Streaming encoded video data |
| ES2825200T3 (es) | 2010-04-13 | 2021-05-14 | Ge Video Compression Llc | Codificación de mapas de significado y bloques de coeficiente de transformada |
| KR102310816B1 (ko) | 2010-05-12 | 2021-10-13 | 인터디지털 매디슨 페턴트 홀딩스 에스에이에스 | 통합된 유효성 맵 코딩을 위한 방법 및 장치 |
| US9313514B2 (en) | 2010-10-01 | 2016-04-12 | Sharp Kabushiki Kaisha | Methods and systems for entropy coder initialization |
| US8913666B2 (en) | 2010-10-01 | 2014-12-16 | Qualcomm Incorporated | Entropy coding coefficients using a joint context model |
| US20120082235A1 (en) | 2010-10-05 | 2012-04-05 | General Instrument Corporation | Coding and decoding utilizing context model selection with adaptive scan pattern |
| US8687904B2 (en) * | 2011-01-14 | 2014-04-01 | Panasonic Corporation | Image coding method, image coding apparatus, image decoding method, image decoding apparatus, and image coding and decoding apparatus which include arithmetic coding or arithmetic decoding |
| US8953690B2 (en) | 2011-02-16 | 2015-02-10 | Google Technology Holdings LLC | Method and system for processing video data |
| US8891630B2 (en) | 2011-10-24 | 2014-11-18 | Blackberry Limited | Significance map encoding and decoding using partition set based context assignment |
| US8964849B2 (en) * | 2011-11-01 | 2015-02-24 | Blackberry Limited | Multi-level significance maps for encoding and decoding |
| ES2728529T3 (es) | 2011-11-01 | 2019-10-25 | Velos Media Int Ltd | Mapas de significancia multinivel para codificación y decodificación |
| EP2595380B1 (en) | 2011-11-19 | 2015-10-21 | BlackBerry Limited | Multi-level significance map scanning |
| JP6134651B2 (ja) | 2011-12-28 | 2017-05-24 | シャープ株式会社 | 算術復号装置、算術符号化装置および算術復号方法 |
-
2013
- 2013-01-10 US US13/738,534 patent/US20130182772A1/en not_active Abandoned
- 2013-01-10 US US13/738,602 patent/US9621894B2/en active Active
- 2013-01-10 US US13/738,574 patent/US9253481B2/en active Active
- 2013-01-11 RU RU2014133154/08A patent/RU2595897C2/ru active
- 2013-01-11 RU RU2014133158A patent/RU2014133158A/ru unknown
- 2013-01-11 KR KR1020147022371A patent/KR101721302B1/ko active Active
- 2013-01-11 TW TW102101280A patent/TWI532382B/zh active
- 2013-01-11 EP EP13701191.2A patent/EP2803194B1/en active Active
- 2013-01-11 TW TW102101282A patent/TW201336317A/zh unknown
- 2013-01-11 EP EP13701192.0A patent/EP2803195B1/en active Active
- 2013-01-11 WO PCT/US2013/021261 patent/WO2013106729A2/en not_active Ceased
- 2013-01-11 SG SG11201403343RA patent/SG11201403343RA/en unknown
- 2013-01-11 JP JP2014552329A patent/JP2015507429A/ja active Pending
- 2013-01-11 UA UAA201409067A patent/UA114418C2/uk unknown
- 2013-01-11 KR KR1020147022372A patent/KR102187013B1/ko active Active
- 2013-01-11 WO PCT/US2013/021278 patent/WO2013106739A2/en not_active Ceased
- 2013-01-11 SG SG11201403342YA patent/SG11201403342YA/en unknown
- 2013-01-11 CA CA2863019A patent/CA2863019C/en active Active
- 2013-01-11 MY MYPI2014701862A patent/MY172757A/en unknown
- 2013-01-11 BR BR112014017118-1A patent/BR112014017118B1/pt active IP Right Grant
- 2013-01-11 CN CN201380005235.3A patent/CN104041029B/zh active Active
- 2013-01-11 CA CA2863011A patent/CA2863011C/en active Active
- 2013-01-11 RU RU2014133162/08A patent/RU2603537C2/ru active
- 2013-01-11 BR BR112014017121-1A patent/BR112014017121B1/pt active IP Right Grant
- 2013-01-11 CN CN201380005233.4A patent/CN104054340A/zh active Pending
- 2013-01-11 AU AU2013207804A patent/AU2013207804A1/en not_active Abandoned
- 2013-01-11 HK HK14111883.1A patent/HK1198404A1/xx unknown
- 2013-01-11 JP JP2014552342A patent/JP6266535B2/ja active Active
- 2013-01-11 KR KR1020147022370A patent/KR20140116194A/ko not_active Withdrawn
- 2013-01-11 EP EP13701321.5A patent/EP2803196A2/en not_active Withdrawn
- 2013-01-11 AU AU2013207752A patent/AU2013207752B2/en active Active
- 2013-01-11 CA CA2863043A patent/CA2863043A1/en not_active Abandoned
- 2013-01-11 CN CN201380005229.8A patent/CN104041033B/zh active Active
- 2013-01-11 SG SG10201605387XA patent/SG10201605387XA/en unknown
- 2013-01-11 MY MYPI2014701861A patent/MY166883A/en unknown
- 2013-01-11 AU AU2013207823A patent/AU2013207823B2/en active Active
- 2013-01-11 BR BR112014017000A patent/BR112014017000A8/pt not_active Application Discontinuation
- 2013-01-11 TW TW102101279A patent/TWI559736B/zh active
- 2013-01-11 SG SG11201403341PA patent/SG11201403341PA/en unknown
- 2013-01-11 JP JP2014552336A patent/JP6046164B2/ja active Active
- 2013-01-11 WO PCT/US2013/021234 patent/WO2013106710A2/en not_active Ceased
-
2014
- 2014-06-16 IL IL233161A patent/IL233161A0/en unknown
- 2014-06-16 IL IL233160A patent/IL233160A/en active IP Right Grant
- 2014-06-16 IL IL233162A patent/IL233162A/en active IP Right Grant
- 2014-06-25 PH PH12014501465A patent/PH12014501465A1/en unknown
- 2014-06-25 PH PH12014501467A patent/PH12014501467B1/en unknown
- 2014-07-02 PH PH12014501530A patent/PH12014501530B1/en unknown
- 2014-07-31 ZA ZA2014/05688A patent/ZA201405688B/en unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2417518C2 (ru) * | 2005-08-12 | 2011-04-27 | Майкрософт Корпорейшн | Эффективное кодирование и декодирование блоков преобразования |
Non-Patent Citations (1)
| Title |
|---|
| N. NGUYEN et al. "Multi-level Significant Maps for Large Transform Units", JCTVC-G644, опубл. 26.11.2011 на 14 страницах [найдено 06.10.2015], найдено в Интернет по адресу URL:http://wftp3.itu.int/av-arch/jctvc-site/2011_11_G_Geneva/. * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2653289C1 (ru) * | 2016-12-07 | 2018-05-07 | Владимир Леонидович Карякин | Способ повышения качества канала передачи данных в системе iptv по коэффициенту ber в режиме тв вещания и устройство для его осуществления |
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2595897C2 (ru) | Определение контекстов для кодирования данных коэффициентов преобразования при кодировании видео | |
| JP6882560B2 (ja) | 画像予測方法および装置 | |
| RU2584498C2 (ru) | Видеокодирование интра-режима | |
| JP6231109B2 (ja) | コンテキスト適応型、マルチレベル有意性コーディングに関するコンテキスト導出 | |
| US9167269B2 (en) | Determining boundary strength values for deblocking filtering for video coding | |
| US9503715B2 (en) | Constrained intra prediction in video coding | |
| TW201352004A (zh) | 轉換係數寫碼 | |
| TW201517599A (zh) | 內部運動補償延伸 | |
| JP2015516770A (ja) | ビデオコーディングにおける量子化行列のための均一粒度 | |
| KR20140028124A (ko) | 리프 레벨 코딩 단위의 서브셋들에 대한 변환 계수들에 대한 구문 엘리먼트들의 시그널링 | |
| TW201505421A (zh) | 基於位元深度之取樣適應性偏移縮放 | |
| JP2022511827A (ja) | フレーム間予測方法及び関連する装置 | |
| RU2804871C2 (ru) | Способ и устройство предсказания изображений | |
| HK1198405B (en) | Determining contexts for coding transform coefficient data in video coding | |
| UA112674C2 (uk) | Визначення контекстів для кодування даних коефіцієнтів перетворення при кодуванні відео |