CA2951384C - Entropy coding techniques for display stream compression (dsc) - Google Patents
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- CA2951384C CA2951384C CA2951384A CA2951384A CA2951384C CA 2951384 C CA2951384 C CA 2951384C CA 2951384 A CA2951384 A CA 2951384A CA 2951384 A CA2951384 A CA 2951384A CA 2951384 C CA2951384 C CA 2951384C
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Classifications
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- 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]
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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- 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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- 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
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
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- 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
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- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
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- 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
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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- 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
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- 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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- H04N19/46—Embedding additional information in the video signal during the compression process
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
Applications Claiming Priority (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201462009838P | 2014-06-09 | 2014-06-09 | |
| US62/009,838 | 2014-06-09 | ||
| US201462034084P | 2014-08-06 | 2014-08-06 | |
| US62/034,084 | 2014-08-06 | ||
| US201562146060P | 2015-04-10 | 2015-04-10 | |
| US62/146,060 | 2015-04-10 | ||
| US14/733,722 US9877048B2 (en) | 2014-06-09 | 2015-06-08 | Entropy coding techniques for display stream compression (DSC) |
| US14/733,722 | 2015-06-08 | ||
| PCT/US2015/034837 WO2015191535A2 (en) | 2014-06-09 | 2015-06-09 | Entropy coding techniques for display stream compression (dsc) |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2951384A1 CA2951384A1 (en) | 2015-12-17 |
| CA2951384C true CA2951384C (en) | 2019-08-06 |
Family
ID=54770605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2951384A Active CA2951384C (en) | 2014-06-09 | 2015-06-09 | Entropy coding techniques for display stream compression (dsc) |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US9877048B2 (enExample) |
| EP (1) | EP3152905A2 (enExample) |
| JP (1) | JP6518701B2 (enExample) |
| KR (2) | KR102229045B1 (enExample) |
| CN (1) | CN106416248B (enExample) |
| CA (1) | CA2951384C (enExample) |
| WO (1) | WO2015191535A2 (enExample) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160044314A1 (en) * | 2014-08-08 | 2016-02-11 | Qualcomm Incorporated | System and method for reusing transform structure for multi-partition transform |
| US9955168B2 (en) * | 2015-02-11 | 2018-04-24 | Arris Enterprises Llc | Constraining number of bits generated relative to VBV buffer |
| US10362310B2 (en) * | 2015-10-21 | 2019-07-23 | Qualcomm Incorporated | Entropy coding techniques for display stream compression (DSC) of non-4:4:4 chroma sub-sampling |
| US10448024B2 (en) * | 2016-01-11 | 2019-10-15 | Qualcomm Incorporated | System and methods for calculating distortion in display stream compression (DSC) |
| US10542267B2 (en) * | 2016-01-21 | 2020-01-21 | Samsung Display Co., Ltd. | Classification preserving image transform compression |
| US10666984B2 (en) * | 2016-03-08 | 2020-05-26 | Qualcomm Incorporated | Apparatus and method for vector-based entropy coding for display stream compression |
| US10743032B2 (en) * | 2017-05-24 | 2020-08-11 | Qualcomm Incorporated | Substream multiplexing for display stream compression |
| KR102364942B1 (ko) * | 2017-07-10 | 2022-02-18 | 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 | 비트-플래인 코딩 |
| US10250899B1 (en) | 2017-09-22 | 2019-04-02 | Qualcomm Incorporated | Storing and retrieving high bit depth image data |
| US10547843B1 (en) | 2018-07-24 | 2020-01-28 | Samsung Display Co., Ltd. | Prefix coding method for high-throughput entropy coder in display interface compression |
| US10728555B1 (en) * | 2019-02-06 | 2020-07-28 | Sony Corporation | Embedded codec (EBC) circuitry for position dependent entropy coding of residual level data |
| US10904532B2 (en) * | 2019-05-20 | 2021-01-26 | Samsung Display Co., Ltd. | Differential prefix coding for high throughput entropy coder in display compression |
| US11398833B2 (en) * | 2019-10-02 | 2022-07-26 | Apple Inc. | Low-latency encoding using a bypass sub-stream and an entropy encoded sub-stream |
| CN118573898A (zh) | 2019-10-11 | 2024-08-30 | 北京达佳互联信息技术有限公司 | 4:4:4色度格式的视频编解码的方法和装置 |
| DE112020006288T5 (de) * | 2019-12-23 | 2022-10-27 | ams AG | Verlustfreie Komprimierung der Datenübertragung |
| US11468601B2 (en) * | 2020-01-13 | 2022-10-11 | Samsung Display Co., Ltd. | Systems and methods for scalable throughput entropy coder |
| CN113473139B (zh) * | 2020-03-31 | 2025-01-03 | 华为技术有限公司 | 一种图像处理方法和图像处理装置 |
| CN112437300B (zh) * | 2020-11-23 | 2022-04-15 | 武汉理工大学 | 一种基于自适应区间重叠因子的分布式视频编码方法 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100196838B1 (ko) | 1995-12-23 | 1999-06-15 | 전주범 | 블럭벌 상관 관계에 의한 부호화 장치 |
| EP2222083A2 (en) | 2001-11-16 | 2010-08-25 | NTT DoCoMo, Inc. | Image coding and decoding method |
| JP4240283B2 (ja) * | 2002-10-10 | 2009-03-18 | ソニー株式会社 | 復号装置及び復号方法 |
| US7724827B2 (en) * | 2003-09-07 | 2010-05-25 | Microsoft Corporation | Multi-layer run level encoding and decoding |
| US8064520B2 (en) * | 2003-09-07 | 2011-11-22 | Microsoft Corporation | Advanced bi-directional predictive coding of interlaced video |
| KR100612015B1 (ko) * | 2004-07-22 | 2006-08-11 | 삼성전자주식회사 | 컨텍스트 적응형 이진 산술 부호화 방법 및 그 장치 |
| JP2006295796A (ja) * | 2005-04-14 | 2006-10-26 | Nec Electronics Corp | 画像データ復号装置及び画像データ復号方法 |
| US8483282B2 (en) * | 2007-10-12 | 2013-07-09 | Qualcomm, Incorporated | Entropy coding of interleaved sub-blocks of a video block |
| US8705622B2 (en) * | 2008-04-10 | 2014-04-22 | Qualcomm Incorporated | Interpolation filter support for sub-pixel resolution in video coding |
| KR20090129926A (ko) * | 2008-06-13 | 2009-12-17 | 삼성전자주식회사 | 영상 부호화 방법 및 그 장치, 영상 복호화 방법 및 그 장치 |
| CN106131557A (zh) * | 2010-06-07 | 2016-11-16 | 数码士有限公司 | 解码高分辨率图像的方法和装置 |
| CN103096053B (zh) * | 2011-11-04 | 2015-10-07 | 华为技术有限公司 | 一种变换模式的编解码方法和装置 |
| US10812829B2 (en) * | 2012-10-03 | 2020-10-20 | Avago Technologies International Sales Pte. Limited | 2D block image encoding |
| US9813711B2 (en) * | 2012-10-03 | 2017-11-07 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Hybrid transform-based compression |
| US10091512B2 (en) * | 2014-05-23 | 2018-10-02 | Futurewei Technologies, Inc. | Advanced screen content coding with improved palette table and index map coding methods |
-
2015
- 2015-06-08 US US14/733,722 patent/US9877048B2/en active Active
- 2015-06-09 CA CA2951384A patent/CA2951384C/en active Active
- 2015-06-09 EP EP15731783.5A patent/EP3152905A2/en not_active Ceased
- 2015-06-09 JP JP2016571400A patent/JP6518701B2/ja active Active
- 2015-06-09 KR KR1020197007542A patent/KR102229045B1/ko active Active
- 2015-06-09 CN CN201580027978.XA patent/CN106416248B/zh active Active
- 2015-06-09 KR KR1020167034350A patent/KR20170016849A/ko not_active Ceased
- 2015-06-09 WO PCT/US2015/034837 patent/WO2015191535A2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015191535A3 (en) | 2016-02-04 |
| BR112016028604A8 (pt) | 2021-07-13 |
| KR20170016849A (ko) | 2017-02-14 |
| JP6518701B2 (ja) | 2019-05-22 |
| WO2015191535A2 (en) | 2015-12-17 |
| CN106416248A (zh) | 2017-02-15 |
| BR112016028604A2 (pt) | 2017-08-22 |
| US20150358645A1 (en) | 2015-12-10 |
| KR20190029796A (ko) | 2019-03-20 |
| CN106416248B (zh) | 2019-11-01 |
| EP3152905A2 (en) | 2017-04-12 |
| CA2951384A1 (en) | 2015-12-17 |
| US9877048B2 (en) | 2018-01-23 |
| JP2017523656A (ja) | 2017-08-17 |
| KR102229045B1 (ko) | 2021-03-16 |
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| Date | Code | Title | Description |
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| EEER | Examination request |
Effective date: 20180226 |