CN109196863A - 用于改变量化参数的系统和方法 - Google Patents
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- CN109196863A CN109196863A CN201780032671.8A CN201780032671A CN109196863A CN 109196863 A CN109196863 A CN 109196863A CN 201780032671 A CN201780032671 A CN 201780032671A CN 109196863 A CN109196863 A CN 109196863A
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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
- H04N19/90—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
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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
- H04N19/124—Quantisation
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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
- H04N19/124—Quantisation
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
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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
- H04N19/17—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
- H04N19/186—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
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
- H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
-
- 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
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- Engineering & Computer Science (AREA)
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- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Description
Claims (26)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US201662342865P | 2016-05-27 | 2016-05-27 | |
US62/342865 | 2016-05-27 | ||
US201662354674P | 2016-06-24 | 2016-06-24 | |
US62/354674 | 2016-06-24 | ||
PCT/JP2017/016720 WO2017203930A1 (en) | 2016-05-27 | 2017-04-27 | Systems and methods for varying quantization parameters |
Publications (2)
Publication Number | Publication Date |
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CN109196863A true CN109196863A (zh) | 2019-01-11 |
CN109196863B CN109196863B (zh) | 2021-07-30 |
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Application Number | Title | Priority Date | Filing Date |
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CN201780032671.8A Active CN109196863B (zh) | 2016-05-27 | 2017-04-27 | 用于改变量化参数的系统和方法 |
Country Status (4)
Country | Link |
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US (3) | US11039175B2 (zh) |
EP (2) | EP4199515A1 (zh) |
CN (1) | CN109196863B (zh) |
WO (1) | WO2017203930A1 (zh) |
Cited By (5)
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CN111147858A (zh) * | 2019-12-31 | 2020-05-12 | 腾讯科技(深圳)有限公司 | 视频解码方法、装置、设备及存储介质 |
WO2020177072A1 (en) * | 2019-03-05 | 2020-09-10 | Zte Corporation | Cross-component quantization in video coding |
CN112055211A (zh) * | 2019-08-15 | 2020-12-08 | 华为技术有限公司 | 视频编码器及qp设置方法 |
CN114342394A (zh) * | 2019-07-05 | 2022-04-12 | Lg 电子株式会社 | 用于色度分量的图像解码方法及其装置 |
CN115623209A (zh) * | 2019-05-28 | 2023-01-17 | 杜比实验室特许公司 | 用信号发送量化参数 |
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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 |
KR102654647B1 (ko) * | 2017-10-20 | 2024-04-04 | 인텔렉추얼디스커버리 주식회사 | 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체 |
KR102006449B1 (ko) * | 2017-11-29 | 2019-08-01 | 네이버 주식회사 | 분산 트랜스코딩 방법 및 분산 트랜스코딩 시스템 |
AU2019205693B2 (en) | 2018-01-02 | 2022-12-01 | Samsung Electronics Co., Ltd. | Encoding method and apparatus therefor, and decoding method and apparatus therefor |
US10904529B2 (en) * | 2018-01-19 | 2021-01-26 | Qualcomm Incorporated | Quantization group for video coding |
EP3777151A1 (en) * | 2018-03-30 | 2021-02-17 | InterDigital VC Holdings, Inc. | Chroma quantization parameter adjustment in video encoding and decoding |
CN111919446B (zh) | 2018-04-02 | 2022-10-28 | 夏普株式会社 | 解码视频图片中的当前视频块的方法 |
EP3554074A1 (en) * | 2018-04-13 | 2019-10-16 | Thomson Licensing | Methods and apparatus for depth encoding and decoding |
DK3738315T3 (da) * | 2018-04-19 | 2022-04-11 | Huawei Tech Co Ltd | Opdeling af luma- og chroma-blokke |
KR101997681B1 (ko) * | 2018-06-11 | 2019-07-08 | 광운대학교 산학협력단 | 양자화 파라미터 기반의 잔차 블록 부호화/복호화 방법 및 장치 |
MY205260A (en) * | 2018-07-17 | 2024-10-09 | Huawei Tech Co Ltd | Constrained coding tree for video coding |
US11438590B2 (en) | 2018-08-16 | 2022-09-06 | Hfi Innovation Inc. | Methods and apparatuses of chroma quantization parameter derivation in video processing system |
EP3843391A4 (en) * | 2018-08-24 | 2022-06-01 | Samsung Electronics Co., Ltd. | VIDEO DECODING METHOD AND APPARATUS, AND VIDEO CODING METHOD AND APPARATUS |
CN112040229B (zh) * | 2018-09-05 | 2021-06-29 | 华为技术有限公司 | 视频解码方法、视频解码器及计算机可读存储介质 |
JP2022502981A (ja) * | 2018-09-24 | 2022-01-11 | インターデイジタル ヴィーシー ホールディングス インコーポレイテッド | 輝度および彩度に対して別々のコーディングツリーを使用する場合の彩度量子化パラメータを決定するための方法および装置 |
CN114449266B (zh) | 2018-10-08 | 2023-02-17 | 北京达佳互联信息技术有限公司 | 用于对视频信号进行编码的方法 |
PH12019000380A1 (en) * | 2018-12-17 | 2020-09-28 | Nokia Technologies Oy | An apparatus, a method and a computer program for video coding and decoding |
EP3700205A1 (en) * | 2019-02-19 | 2020-08-26 | Nokia Technologies Oy | Quantization parameter derivation for cross-channel residual encoding and decoding |
PL3939260T3 (pl) | 2019-04-20 | 2025-06-02 | Beijing Bytedance Network Technology Co., Ltd. | Sygnalizacja elementów składni do kodowania łącznego reszt chrominancji |
CN113785574B (zh) | 2019-05-30 | 2022-10-11 | 北京字节跳动网络技术有限公司 | 色度分量的自适应环路滤波 |
US11553213B2 (en) * | 2019-08-13 | 2023-01-10 | Tencent America LLC | Method and apparatus for video coding |
MX2022002086A (es) | 2019-08-22 | 2022-03-17 | Lg Electronics Inc | Metodo de decodificacion de imagenes y dispositivo para codificar informacion relacionada con desplazamiento de parametros de cuantificacion de croma. |
MX2022005103A (es) * | 2019-10-29 | 2022-07-11 | Lg Electronics Inc | Método de codificación de imágenes a base de transformación y aparato para el mismo. |
CN120302037A (zh) * | 2019-10-29 | 2025-07-11 | Lg电子株式会社 | 图像解码方法、图像编码方法和图像数据发送方法 |
EP4090030A4 (en) * | 2020-01-10 | 2024-01-10 | Lg Electronics Inc. | IMAGE CODING METHOD BASED ON A TRANSFORM AND ASSOCIATED DEVICE |
US11381820B2 (en) * | 2020-04-13 | 2022-07-05 | Tencent America LLC | Method and apparatus for video coding |
CN114598873B (zh) * | 2020-12-03 | 2023-06-20 | 华为技术有限公司 | 量化参数的解码方法和装置 |
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- 2017-04-27 CN CN201780032671.8A patent/CN109196863B/zh active Active
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Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020177072A1 (en) * | 2019-03-05 | 2020-09-10 | Zte Corporation | Cross-component quantization in video coding |
US12126821B2 (en) | 2019-03-05 | 2024-10-22 | Zte Corporation | Cross-component quantization in video coding |
CN115623208A (zh) * | 2019-05-28 | 2023-01-17 | 杜比实验室特许公司 | 用信号发送量化参数 |
CN115623209A (zh) * | 2019-05-28 | 2023-01-17 | 杜比实验室特许公司 | 用信号发送量化参数 |
CN114342394A (zh) * | 2019-07-05 | 2022-04-12 | Lg 电子株式会社 | 用于色度分量的图像解码方法及其装置 |
WO2021027799A1 (zh) * | 2019-08-15 | 2021-02-18 | 华为技术有限公司 | 视频编码器及qp设置方法 |
CN112055211B (zh) * | 2019-08-15 | 2021-10-26 | 华为技术有限公司 | 视频编码器及qp设置方法 |
US12108040B2 (en) | 2019-08-15 | 2024-10-01 | Huawei Technologies Co., Ltd. | Video encoder and QP setting method |
CN112055211A (zh) * | 2019-08-15 | 2020-12-08 | 华为技术有限公司 | 视频编码器及qp设置方法 |
WO2021135860A1 (zh) * | 2019-12-31 | 2021-07-08 | 腾讯科技(深圳)有限公司 | 视频编解码方法、装置、设备及存储介质 |
CN111147858A (zh) * | 2019-12-31 | 2020-05-12 | 腾讯科技(深圳)有限公司 | 视频解码方法、装置、设备及存储介质 |
CN111147858B (zh) * | 2019-12-31 | 2024-02-27 | 腾讯科技(深圳)有限公司 | 视频解码方法、装置、设备及存储介质 |
US11968366B2 (en) | 2019-12-31 | 2024-04-23 | Tencent Technology (Shenzhen) Company Limited | Video encoding method and apparatus, video decoding method and apparatus, device, and storage medium |
Also Published As
Publication number | Publication date |
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US11677988B2 (en) | 2023-06-13 |
US20230283810A1 (en) | 2023-09-07 |
WO2017203930A1 (en) | 2017-11-30 |
CN109196863B (zh) | 2021-07-30 |
US12328452B2 (en) | 2025-06-10 |
EP4199515A1 (en) | 2023-06-21 |
US11039175B2 (en) | 2021-06-15 |
US20210243479A1 (en) | 2021-08-05 |
EP3466072A1 (en) | 2019-04-10 |
EP3466072A4 (en) | 2019-04-10 |
US20190124366A1 (en) | 2019-04-25 |
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