BR112019000319A2 - sinalização de informação de quantização na codificação de vídeo dividida por não quadtree apenas - Google Patents
sinalização de informação de quantização na codificação de vídeo dividida por não quadtree apenasInfo
- Publication number
- BR112019000319A2 BR112019000319A2 BR112019000319-3A BR112019000319A BR112019000319A2 BR 112019000319 A2 BR112019000319 A2 BR 112019000319A2 BR 112019000319 A BR112019000319 A BR 112019000319A BR 112019000319 A2 BR112019000319 A2 BR 112019000319A2
- Authority
- BR
- Brazil
- Prior art keywords
- current
- quantization
- video decoder
- group
- quantization group
- Prior art date
Links
- 238000013139 quantization Methods 0.000 title abstract 11
- 230000011664 signaling Effects 0.000 title 1
- 230000009466 transformation Effects 0.000 abstract 2
- 238000005192 partition Methods 0.000 abstract 1
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
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
-
- 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
- H04N19/124—Quantisation
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
-
- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive 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
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive 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)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201662363000P | 2016-07-15 | 2016-07-15 | |
| US62/363,000 | 2016-07-15 | ||
| US15/646,959 | 2017-07-11 | ||
| US15/646,959 US10448056B2 (en) | 2016-07-15 | 2017-07-11 | Signaling of quantization information in non-quadtree-only partitioned video coding |
| PCT/US2017/041739 WO2018013706A1 (en) | 2016-07-15 | 2017-07-12 | Signaling of quantization information in non-quadtree-only partitioned video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112019000319A2 true BR112019000319A2 (pt) | 2019-04-16 |
Family
ID=60941459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112019000319-3A BR112019000319A2 (pt) | 2016-07-15 | 2017-07-12 | sinalização de informação de quantização na codificação de vídeo dividida por não quadtree apenas |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US10448056B2 (https=) |
| EP (1) | EP3485644B1 (https=) |
| JP (1) | JP2019525585A (https=) |
| KR (1) | KR20190022629A (https=) |
| CN (1) | CN109479140B (https=) |
| BR (1) | BR112019000319A2 (https=) |
| CA (1) | CA3026657A1 (https=) |
| TW (1) | TW201804806A (https=) |
| WO (1) | WO2018013706A1 (https=) |
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| US20190327476A1 (en) * | 2016-06-24 | 2019-10-24 | Industry Academy Cooperation Foundation Of Sejong University | Video signal processing method and device |
| CN109479133B (zh) * | 2016-07-22 | 2021-07-16 | 夏普株式会社 | 使用自适应分量缩放对视频数据进行编码的系统和方法 |
| WO2018018486A1 (en) * | 2016-07-28 | 2018-02-01 | Mediatek Inc. | Methods of reference quantization parameter derivation for signaling of quantization parameter in quad-tree plus binary tree structure |
| US10779004B2 (en) | 2016-10-12 | 2020-09-15 | Mediatek Inc. | Methods and apparatuses of constrained multi-type-tree block partition for video coding |
| GB2557430B (en) * | 2016-10-12 | 2020-01-15 | Mediatek Inc | Methods and apparatuses of constrained multi-type-tree block partition for video coding |
| US11019339B2 (en) * | 2017-07-12 | 2021-05-25 | Futurewei Technologies, Inc. | Fractional quantization parameter offset in video compression |
| US10706492B2 (en) * | 2017-09-05 | 2020-07-07 | Texas Instruments Incorporated | Image compression/decompression in a computer vision system |
| JP7422075B2 (ja) * | 2018-01-02 | 2024-01-25 | サムスン エレクトロニクス カンパニー リミテッド | 符号化方法及びその装置、復号方法及びその装置 |
| US20200359024A1 (en) * | 2018-01-30 | 2020-11-12 | Sharp Kabushiki Kaisha | Systems and methods for deriving quantization parameters for video blocks in video coding |
| GB2571313B (en) | 2018-02-23 | 2022-09-21 | Canon Kk | New sample sets and new down-sampling schemes for linear component sample prediction |
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| CN119629345A (zh) * | 2018-04-16 | 2025-03-14 | 交互数字Vc控股公司 | 用于视频编码和解码的量化参数预测 |
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| JP2021523627A (ja) * | 2018-05-10 | 2021-09-02 | サムスン エレクトロニクス カンパニー リミテッド | 映像の符号化及び復号のための映像の分割方法及びその装置 |
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| TWI820168B (zh) * | 2018-07-15 | 2023-11-01 | 大陸商北京字節跳動網絡技術有限公司 | 跨分量編碼資訊導出 |
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| KR102633714B1 (ko) * | 2018-09-02 | 2024-02-06 | 엘지전자 주식회사 | 다중 변환 선택에 기반한 영상 코딩 방법 및 그 장치 |
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| KR20250093592A (ko) * | 2018-09-21 | 2025-06-24 | 후아웨이 테크놀러지 컴퍼니 리미티드 | 역 양자화 장치 및 방법 |
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| CN112740683A (zh) * | 2018-09-24 | 2021-04-30 | 交互数字Vc控股公司 | 用于在为亮度和色度使用单独的译码树时确定色度量化参数的方法及装置 |
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| CN119653085A (zh) | 2019-08-22 | 2025-03-18 | Lg 电子株式会社 | 图像解码方法、图像编码方法和用于图像数据的传输方法 |
| US12244805B2 (en) | 2019-08-23 | 2025-03-04 | Qualcomm Incorporated | Chroma quantization parameter (QP) derivation for video coding |
| AU2019232797A1 (en) * | 2019-09-17 | 2021-04-01 | Canon Kabushiki Kaisha | Method, apparatus and system for encoding and decoding a block of video samples |
| CN120201190B (zh) * | 2019-12-17 | 2026-03-31 | 阿里巴巴（中国）有限公司 | 视频处理方法及装置、非暂时性计算机可读存储介质 |
| WO2021170132A1 (en) * | 2020-02-28 | 2021-09-02 | Huawei Technologies Co., Ltd. | An encoder, a decoder and corresponding methods simplifying signalling slice header syntax elements |
| US11558616B2 (en) * | 2020-03-05 | 2023-01-17 | Qualcomm Incorporated | Methods for quantization parameter control for video coding with joined pixel/transform based quantization |
| CN116746148A (zh) * | 2020-11-18 | 2023-09-12 | 北京达佳互联信息技术有限公司 | 用于视频编解码的残差和系数编解码 |
| US11770535B2 (en) * | 2021-02-19 | 2023-09-26 | Samsung Display Co., Ltd. | Systems and methods for joint color channel entropy encoding with positive reconstruction error |
| CN116074531B (zh) * | 2021-11-11 | 2025-01-24 | 杭州海康威视数字技术股份有限公司 | 解码方法、编码方法及装置 |
| CN116668705B (zh) * | 2022-01-19 | 2024-10-29 | 杭州海康威视数字技术股份有限公司 | 一种图像解码方法、编码方法及装置 |
| JP7846554B2 (ja) * | 2022-04-11 | 2026-04-15 | シャープ株式会社 | 動画像符号化装置、動画像復号装置および集積回路 |
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| WO2010134963A1 (en) * | 2009-05-16 | 2010-11-25 | Thomson Licensing | Methods and apparatus for improved quantization rounding offset adjustment for video encoding and decoding |
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| KR101943049B1 (ko) * | 2011-06-30 | 2019-01-29 | 에스케이텔레콤 주식회사 | 영상 부호화/복호화 방법 및 장치 |
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| TWI726579B (zh) * | 2011-12-21 | 2021-05-01 | 日商Ｊｖｃ建伍股份有限公司 | 動態影像編碼裝置、動態影像編碼方法、動態影像解碼裝置、及動態影像解碼方法 |
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| KR101737861B1 (ko) * | 2014-01-20 | 2017-05-19 | 한국전자통신연구원 | 변환 깊이 기반 dct 사이즈 결정 장치 및 방법 |
| US10136141B2 (en) * | 2014-06-11 | 2018-11-20 | Qualcomm Incorporated | Determining quantization parameter (QP) values and delta QP values for palette coded blocks in video coding |
| WO2016090568A1 (en) * | 2014-12-10 | 2016-06-16 | Mediatek Singapore Pte. Ltd. | Binary tree block partitioning structure |
| US10212444B2 (en) | 2016-01-15 | 2019-02-19 | Qualcomm Incorporated | Multi-type-tree framework for video coding |
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- 2017-07-12 JP JP2019501618A patent/JP2019525585A/ja active Pending
- 2017-07-12 EP EP17743154.1A patent/EP3485644B1/en not_active Not-in-force
- 2017-07-12 TW TW106123377A patent/TW201804806A/zh unknown
- 2017-07-12 WO PCT/US2017/041739 patent/WO2018013706A1/en not_active Ceased
- 2017-07-12 CN CN201780042867.5A patent/CN109479140B/zh active Active
- 2017-07-12 CA CA3026657A patent/CA3026657A1/en not_active Abandoned
- 2017-07-12 KR KR1020197000938A patent/KR20190022629A/ko not_active Ceased
- 2017-07-12 BR BR112019000319-3A patent/BR112019000319A2/pt not_active IP Right Cessation
Also Published As
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| US20180020241A1 (en) | 2018-01-18 |
| EP3485644B1 (en) | 2020-08-19 |
| WO2018013706A1 (en) | 2018-01-18 |
| US10448056B2 (en) | 2019-10-15 |
| TW201804806A (zh) | 2018-02-01 |
| CN109479140B (zh) | 2023-03-10 |
| CN109479140A (zh) | 2019-03-15 |
| KR20190022629A (ko) | 2019-03-06 |
| JP2019525585A (ja) | 2019-09-05 |
| CA3026657A1 (en) | 2018-01-18 |
| EP3485644A1 (en) | 2019-05-22 |
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