IN2014MN01592A - - Google Patents
Info
- Publication number
- IN2014MN01592A IN2014MN01592A IN1592MUN2014A IN2014MN01592A IN 2014MN01592 A IN2014MN01592 A IN 2014MN01592A IN 1592MUN2014 A IN1592MUN2014 A IN 1592MUN2014A IN 2014MN01592 A IN2014MN01592 A IN 2014MN01592A
- Authority
- IN
- India
- Prior art keywords
- context
- coefficients based
- transform coefficients
- derivation neighborhood
- transform
- Prior art date
Links
- 238000000034 method Methods 0.000 abstract 3
- 238000009795 derivation Methods 0.000 abstract 2
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
- H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
-
- 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
- H04N19/134—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
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/57—Motion estimation characterised by a search window with variable size or shape
-
- 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
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/436—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using parallelised computational arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261606356P | 2012-03-02 | 2012-03-02 | |
| US13/780,846 US9363510B2 (en) | 2012-03-02 | 2013-02-28 | Scan-based sliding window in context derivation for transform coefficient coding |
| PCT/US2013/028588 WO2013130952A1 (en) | 2012-03-02 | 2013-03-01 | Scan-based sliding window in context derivation for transform coefficient coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN2014MN01592A true IN2014MN01592A (enrdf_load_stackoverflow) | 2015-05-08 |
Family
ID=49042826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN1592MUN2014 IN2014MN01592A (enrdf_load_stackoverflow) | 2012-03-02 | 2013-03-01 |
Country Status (7)
Families Citing this family (29)
| 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 |
| CN103096049A (zh) * | 2011-11-02 | 2013-05-08 | 华为技术有限公司 | 一种视频处理方法及系统、相关设备 |
| KR101672107B1 (ko) | 2011-11-08 | 2016-11-02 | 구글 테크놀로지 홀딩스 엘엘씨 | 변환 계수들에 대한 이진 코드워드들을 결정하는 방법 |
| 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 |
| US9565435B2 (en) | 2012-02-04 | 2017-02-07 | Google Technology Holdings LLC | Devices and methods for context reduction in last significant coefficient position coding |
| CA2807908A1 (en) * | 2012-06-30 | 2013-12-30 | Research In Motion Limited | Position-based context selection for greater-than-one flag decoding and encoding |
| US9336558B2 (en) | 2013-09-27 | 2016-05-10 | Apple Inc. | Wavefront encoding with parallel bit stream encoding |
| US9224187B2 (en) | 2013-09-27 | 2015-12-29 | Apple Inc. | Wavefront order to scan order synchronization |
| KR102257379B1 (ko) * | 2014-07-22 | 2021-06-01 | 삼성전자주식회사 | 비디오 인코딩 회로 및 그것을 이용하는 비디오 인코딩 방법 |
| US9781424B2 (en) * | 2015-01-19 | 2017-10-03 | Google Inc. | Efficient context handling in arithmetic coding |
| US10334248B2 (en) * | 2015-05-29 | 2019-06-25 | Qualcomm Incorporated | Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design |
| CN112929659B (zh) | 2015-10-13 | 2023-12-26 | 三星电子株式会社 | 用于对图像进行编码或解码的方法和设备 |
| US10708164B2 (en) * | 2016-05-03 | 2020-07-07 | Qualcomm Incorporated | Binarizing secondary transform index |
| US10554988B2 (en) | 2017-03-22 | 2020-02-04 | Qualcomm Incorporated | Binary arithmetic coding with parameterized probability estimation finite state machines |
| US10630974B2 (en) * | 2017-05-30 | 2020-04-21 | Google Llc | Coding of intra-prediction modes |
| US10791341B2 (en) | 2017-10-10 | 2020-09-29 | Qualcomm Incorporated | Binary arithmetic coding with progressive modification of adaptation parameters |
| US10484695B2 (en) | 2017-10-23 | 2019-11-19 | Google Llc | Refined entropy coding for level maps |
| US10609421B2 (en) | 2018-07-12 | 2020-03-31 | Google Llc | Context derivation for coefficient coding |
| EP3721630A1 (en) * | 2017-12-08 | 2020-10-14 | Google LLC | Context derivation for coefficient coding |
| US10547869B2 (en) * | 2017-12-08 | 2020-01-28 | Google Llc | Template-based entropy coding of quantized transform coefficients |
| US10869060B2 (en) * | 2018-01-30 | 2020-12-15 | Google Llc | Efficient context model computation design in transform coefficient coding |
| US10298895B1 (en) * | 2018-02-15 | 2019-05-21 | Wipro Limited | Method and system for performing context-based transformation of a video |
| US10645381B2 (en) | 2018-04-30 | 2020-05-05 | Google Llc | Intra-prediction for smooth blocks in image/video |
| US11113846B2 (en) | 2018-08-31 | 2021-09-07 | Hulu, LLC | Coefficient context modeling in video coding |
| CN113853785B (zh) * | 2019-05-14 | 2024-04-16 | 北京字节跳动网络技术有限公司 | 用于残差编解码的上下文建模 |
| CN112449184B (zh) * | 2019-08-28 | 2022-01-25 | 腾讯科技（深圳）有限公司 | 变换系数优化方法、编解码方法、装置、介质及电子设备 |
| CN115987294B (zh) * | 2023-03-17 | 2023-07-25 | 北京悦知未来科技有限公司 | 一种物联网的多维数据处理方法 |
| US20240357114A1 (en) * | 2023-04-14 | 2024-10-24 | Qualcomm Incorporated | Context-based coding of transform coefficients for klt-based transforms |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100303085B1 (ko) * | 1998-04-24 | 2001-09-24 | 전주범 | 이진형상신호부호화장치및방법 |
| 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 |
| US8311119B2 (en) * | 2004-12-31 | 2012-11-13 | Microsoft Corporation | Adaptive coefficient scan order |
| US8130828B2 (en) | 2006-04-07 | 2012-03-06 | Microsoft Corporation | Adjusting quantization to preserve non-zero AC coefficients |
| US7995649B2 (en) | 2006-04-07 | 2011-08-09 | Microsoft Corporation | Quantization adjustment based on texture level |
| US8503536B2 (en) | 2006-04-07 | 2013-08-06 | Microsoft Corporation | Quantization adjustments for DC shift artifacts |
| US8428133B2 (en) * | 2007-06-15 | 2013-04-23 | Qualcomm Incorporated | Adaptive coding of video block prediction mode |
| KR20090004658A (ko) | 2007-07-02 | 2009-01-12 | 엘지전자 주식회사 | 디지털 방송 시스템 및 데이터 처리 방법 |
| EP2507987A4 (en) | 2009-12-01 | 2013-06-26 | Intel Corp | COMPRESSION WITH RANGE CODING WITH VIRTUAL SLIDING WINDOW |
| HUE037038T2 (hu) * | 2010-04-13 | 2018-08-28 | Ge Video Compression Llc | Szignifikancia térképek és transzformációs együttható blokkok kódolása |
| US8634669B2 (en) * | 2011-01-13 | 2014-01-21 | Sony Corporation | Fast implementation of context selection of significance map |
| US9379736B2 (en) * | 2011-06-03 | 2016-06-28 | Qualcomm Incorporated | Context-adaptive coding video data |
| US9756360B2 (en) | 2011-07-19 | 2017-09-05 | Qualcomm Incorporated | Coefficient scanning in video coding |
| US10390046B2 (en) | 2011-11-07 | 2019-08-20 | Qualcomm Incorporated | Coding significant coefficient information in transform skip mode |
-
2013
- 2013-02-28 US US13/780,846 patent/US9363510B2/en active Active
- 2013-03-01 JP JP2014560082A patent/JP6081499B2/ja not_active Expired - Fee Related
- 2013-03-01 EP EP13710220.8A patent/EP2820845B1/en active Active
- 2013-03-01 WO PCT/US2013/028588 patent/WO2013130952A1/en active Application Filing
- 2013-03-01 KR KR1020147027137A patent/KR101708540B1/ko not_active Expired - Fee Related
- 2013-03-01 IN IN1592MUN2014 patent/IN2014MN01592A/en unknown
- 2013-03-01 CN CN201380011137.0A patent/CN104137542B/zh active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US20130230097A1 (en) | 2013-09-05 |
| CN104137542A (zh) | 2014-11-05 |
| KR20140139519A (ko) | 2014-12-05 |
| JP6081499B2 (ja) | 2017-02-15 |
| CN104137542B (zh) | 2017-12-05 |
| EP2820845A1 (en) | 2015-01-07 |
| WO2013130952A1 (en) | 2013-09-06 |
| EP2820845B1 (en) | 2018-08-08 |
| KR101708540B1 (ko) | 2017-02-20 |
| JP2015512222A (ja) | 2015-04-23 |
| US9363510B2 (en) | 2016-06-07 |
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