IL235249A - Quantization parameter coding (qp) in video encoding - Google Patents
Quantization parameter coding (qp) in video encodingInfo
- Publication number
- IL235249A IL235249A IL235249A IL23524914A IL235249A IL 235249 A IL235249 A IL 235249A IL 235249 A IL235249 A IL 235249A IL 23524914 A IL23524914 A IL 23524914A IL 235249 A IL235249 A IL 235249A
- Authority
- IL
- Israel
- Prior art keywords
- quantization block
- value
- block
- current quantization
- current
- Prior art date
Links
- 238000013139 quantization Methods 0.000 title claims description 378
- 238000000034 method Methods 0.000 claims description 100
- 238000012545 processing Methods 0.000 description 33
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- 230000005540 biological transmission Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 10
- 230000002123 temporal effect Effects 0.000 description 9
- 239000013074 reference sample Substances 0.000 description 7
- 230000006870 function Effects 0.000 description 6
- 238000013500 data storage Methods 0.000 description 5
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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
- H04N19/124—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
- H04N19/60—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
- H04N19/70—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
- H04N19/124—Quantisation
- H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
-
- 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
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 |
|---|---|---|---|
| US201261639015P | 2012-04-26 | 2012-04-26 | |
| US201261643821P | 2012-05-07 | 2012-05-07 | |
| US201261656953P | 2012-06-07 | 2012-06-07 | |
| US13/870,149 US9521410B2 (en) | 2012-04-26 | 2013-04-25 | Quantization parameter (QP) coding in video coding |
| PCT/US2013/038383 WO2013163526A1 (en) | 2012-04-26 | 2013-04-26 | Quantization parameter (qp) coding in video coding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IL235249A true IL235249A (en) | 2017-07-31 |
Family
ID=49477263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL235249A IL235249A (en) | 2012-04-26 | 2014-10-21 | Quantization parameter coding (qp) in video encoding |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US9521410B2 (OSRAM) |
| EP (1) | EP2842319B1 (OSRAM) |
| JP (1) | JP6174123B2 (OSRAM) |
| KR (1) | KR101837628B1 (OSRAM) |
| CN (1) | CN104255035B (OSRAM) |
| AR (1) | AR092825A1 (OSRAM) |
| AU (1) | AU2013251390B2 (OSRAM) |
| BR (1) | BR112014026750B1 (OSRAM) |
| CA (1) | CA2871139C (OSRAM) |
| DK (1) | DK2842319T3 (OSRAM) |
| ES (1) | ES2864623T3 (OSRAM) |
| HU (1) | HUE054119T2 (OSRAM) |
| IL (1) | IL235249A (OSRAM) |
| IN (1) | IN2014MN02044A (OSRAM) |
| MY (1) | MY166922A (OSRAM) |
| PH (1) | PH12014502365A1 (OSRAM) |
| RU (1) | RU2645291C2 (OSRAM) |
| SG (2) | SG11201406585SA (OSRAM) |
| TW (1) | TWI543622B (OSRAM) |
| UA (1) | UA114721C2 (OSRAM) |
| WO (1) | WO2013163526A1 (OSRAM) |
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| US9253508B2 (en) | 2011-11-04 | 2016-02-02 | Futurewei Technologies, Inc. | Differential pulse code modulation intra prediction for high efficiency video coding |
| PL3944620T3 (pl) * | 2012-01-30 | 2024-10-21 | Samsung Electronics Co., Ltd. | Urządzenie do kodowania i dekodowania wideo w oparciu o jednostki danych hierarchicznych z uwzględnieniem predykcji parametrów kwantyzacji |
| WO2015054813A1 (en) | 2013-10-14 | 2015-04-23 | Microsoft Technology Licensing, Llc | Encoder-side options for intra block copy prediction mode for video and image coding |
| WO2015055111A1 (en) * | 2013-10-14 | 2015-04-23 | Mediatek Inc. | Method of lossless mode signaling for video system with lossless and lossy coding |
| KR102257269B1 (ko) | 2013-10-14 | 2021-05-26 | 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 | 비디오 및 이미지 코딩 및 디코딩을 위한 인트라 블록 카피 예측 모드의 피쳐 |
| BR112016008044A8 (pt) | 2013-10-14 | 2020-03-17 | Microsoft Technology Licensing Llc | codificador de vídeo ou imagem, decodificador de vídeo ou imagem e meio legível por computador |
| US10390034B2 (en) | 2014-01-03 | 2019-08-20 | Microsoft Technology Licensing, Llc | Innovations in block vector prediction and estimation of reconstructed sample values within an overlap area |
| BR112016015080A2 (pt) | 2014-01-03 | 2017-08-08 | Microsoft Technology Licensing Llc | Predição de vetor de bloco em codificação / decodificação de vídeo e imagem |
| US11284103B2 (en) | 2014-01-17 | 2022-03-22 | Microsoft Technology Licensing, Llc | Intra block copy prediction with asymmetric partitions and encoder-side search patterns, search ranges and approaches to partitioning |
| US10542274B2 (en) | 2014-02-21 | 2020-01-21 | Microsoft Technology Licensing, Llc | Dictionary encoding and decoding of screen content |
| WO2015192353A1 (en) | 2014-06-19 | 2015-12-23 | Microsoft Technology Licensing, Llc | Unified intra block copy and inter prediction modes |
| US10812817B2 (en) | 2014-09-30 | 2020-10-20 | Microsoft Technology Licensing, Llc | Rules for intra-picture prediction modes when wavefront parallel processing is enabled |
| WO2016197314A1 (en) | 2015-06-09 | 2016-12-15 | Microsoft Technology Licensing, Llc | Robust encoding/decoding of escape-coded pixels in palette mode |
| US11206401B2 (en) | 2016-02-11 | 2021-12-21 | Samsung Electronics Co., Ltd. | Video encoding method and device and video decoding method and device |
| US10244248B2 (en) | 2016-02-25 | 2019-03-26 | Mediatek Inc. | Residual processing circuit using single-path pipeline or multi-path pipeline and associated residual processing method |
| JP6895645B2 (ja) * | 2016-03-25 | 2021-06-30 | パナソニックＩｐマネジメント株式会社 | 信号依存型適応量子化を用いて動画像を符号化及び復号するための方法及び装置 |
| JP6769302B2 (ja) * | 2016-12-28 | 2020-10-14 | 富士通株式会社 | 動画像符号化装置、動画像符号化方法、動画像符号化用コンピュータプログラム、動画像復号装置及び動画像復号方法ならびに動画像復号用コンピュータプログラム |
| RU2753238C1 (ru) * | 2017-04-13 | 2021-08-12 | ЭлДжи ЭЛЕКТРОНИКС ИНК. | Способ и устройство для энтропийного кодирования и декодирования видеосигнала |
| US10999576B2 (en) * | 2017-05-03 | 2021-05-04 | Novatek Microelectronics Corp. | Video processing method |
| WO2019009776A1 (en) * | 2017-07-05 | 2019-01-10 | Telefonaktiebolaget Lm Ericsson (Publ) | DECODING VIDEO SAMPLE BLOCK |
| EP3425911A1 (en) | 2017-07-06 | 2019-01-09 | Thomson Licensing | A method and a device for picture encoding and decoding |
| US10986349B2 (en) | 2017-12-29 | 2021-04-20 | Microsoft Technology Licensing, Llc | Constraints on locations of reference blocks for intra block copy prediction |
| US10567781B2 (en) * | 2018-05-01 | 2020-02-18 | Agora Lab, Inc. | Progressive I-slice reference for packet loss resilient video coding |
| JP7278719B2 (ja) * | 2018-06-27 | 2023-05-22 | キヤノン株式会社 | 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム |
| CN118042173A (zh) | 2018-09-05 | 2024-05-14 | 华为技术有限公司 | 视频解码方法及视频解码器 |
| BR112021002464A2 (pt) | 2018-09-11 | 2021-05-04 | Panasonic Intellectual Property Corporation Of America | método de codificação de dados tridimensionais, método de decodificação de dados tridimensionais, dispositivo de codificação de dados tridimensionais, e dispositivo de decodificação de dados tridimensionais |
| US10893272B2 (en) | 2019-01-29 | 2021-01-12 | Sony Corporation | Image block coding based on pixel-domain pre-processing operations on image block |
| WO2020231228A1 (ko) * | 2019-05-15 | 2020-11-19 | 현대자동차주식회사 | 영상 복호화 장치에서 이용하는 역양자화장치 및 방법 |
| WO2020242145A1 (ko) * | 2019-05-24 | 2020-12-03 | 디지털인사이트주식회사 | 적응적 파라미터 셋을 사용하는 비디오 코딩 방법 및 장치 |
| GB2624122B (en) * | 2019-07-05 | 2024-07-24 | V Nova Int Ltd | Quantization of residuals in video coding |
| 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 |
| JP2022549773A (ja) | 2019-09-23 | 2022-11-29 | アリババ グループ ホウルディング リミテッド | 映像データの可逆符号化 |
| EP4090020A4 (en) | 2020-01-10 | 2024-01-17 | Samsung Electronics Co., Ltd. | Video decoding method and apparatus for obtaining quantization parameter, and video encoding method and apparatus for transmitting quantization parameter |
| US11490083B2 (en) | 2020-02-05 | 2022-11-01 | Qualcomm Incorporated | Learned low-complexity adaptive quantization for video compression |
| US12058348B2 (en) | 2020-04-17 | 2024-08-06 | Qualcomm Incorporated | Parallelized rate-distortion optimized quantization using deep learning |
| US12088828B2 (en) * | 2022-07-26 | 2024-09-10 | Tencent America LLC | Method and apparatus for improved warp delta signaling |
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| KR100954609B1 (ko) * | 2002-04-23 | 2010-04-26 | 노키아 코포레이션 | 비디오 부호화 시스템에서 양자화 변수들을 표시하는 방법및 장치 |
| JP3846489B2 (ja) | 2004-05-10 | 2006-11-15 | セイコーエプソン株式会社 | 画像データ圧縮装置、エンコーダ、電子機器及び画像データ圧縮方法 |
| DE102004059993B4 (de) * | 2004-10-15 | 2006-08-31 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen einer codierten Videosequenz unter Verwendung einer Zwischen-Schicht-Bewegungsdaten-Prädiktion sowie Computerprogramm und computerlesbares Medium |
| CN1770863A (zh) * | 2004-11-02 | 2006-05-10 | 华为技术有限公司 | 零块预判条件的确定方法及零块预先判定方法 |
| US8548055B2 (en) | 2005-03-10 | 2013-10-01 | Qualcomm Incorporated | Encoding of multimedia data |
| US8848789B2 (en) * | 2006-03-27 | 2014-09-30 | Qualcomm Incorporated | Method and system for coding and decoding information associated with video compression |
| JP5212373B2 (ja) | 2007-09-12 | 2013-06-19 | ソニー株式会社 | 画像処理装置及び画像処理方法 |
| CN100563337C (zh) * | 2007-10-24 | 2009-11-25 | 上海广电（集团）有限公司中央研究院 | 基于avs的整数变换量化和整数反变换反量化方法 |
| US20110274162A1 (en) * | 2010-05-04 | 2011-11-10 | Minhua Zhou | Coding Unit Quantization Parameters in Video Coding |
| KR20110071231A (ko) * | 2009-12-21 | 2011-06-29 | 엠텍비젼 주식회사 | 부호화 방법, 복호화 방법 및 장치 |
| US8588297B2 (en) * | 2009-12-23 | 2013-11-19 | Oracle America, Inc. | Quantization parameter prediction |
| KR101959091B1 (ko) * | 2010-09-30 | 2019-03-15 | 선 페이턴트 트러스트 | 화상 복호 방법, 화상 부호화 방법, 화상 복호 장치, 화상 부호화 장치, 프로그램 및 집적 회로 |
| US20120114034A1 (en) | 2010-11-08 | 2012-05-10 | Mediatek Inc. | Method and Apparatus of Delta Quantization Parameter Processing for High Efficiency Video Coding |
| US8582646B2 (en) * | 2011-01-14 | 2013-11-12 | Sony Corporation | Methods for delta-QP signaling for decoder parallelization in HEVC |
| US9832460B2 (en) | 2011-03-09 | 2017-11-28 | Canon Kabushiki Kaisha | Image coding apparatus, method for coding image, program therefor, image decoding apparatus, method for decoding image, and program therefor |
| US9854275B2 (en) | 2011-06-25 | 2017-12-26 | Qualcomm Incorporated | Quantization in video coding |
| US11184623B2 (en) * | 2011-09-26 | 2021-11-23 | Texas Instruments Incorporated | Method and system for lossless coding mode in video coding |
| US20130083845A1 (en) * | 2011-09-30 | 2013-04-04 | Research In Motion Limited | Methods and devices for data compression using a non-uniform reconstruction space |
| US9253508B2 (en) * | 2011-11-04 | 2016-02-02 | Futurewei Technologies, Inc. | Differential pulse code modulation intra prediction for high efficiency video coding |
-
2013
- 2013-04-25 US US13/870,149 patent/US9521410B2/en active Active
- 2013-04-26 BR BR112014026750-2A patent/BR112014026750B1/pt active IP Right Grant
- 2013-04-26 UA UAA201412681A patent/UA114721C2/uk unknown
- 2013-04-26 KR KR1020147032937A patent/KR101837628B1/ko active Active
- 2013-04-26 SG SG11201406585SA patent/SG11201406585SA/en unknown
- 2013-04-26 RU RU2014147481A patent/RU2645291C2/ru active
- 2013-04-26 HU HUE13720211A patent/HUE054119T2/hu unknown
- 2013-04-26 SG SG10201608824QA patent/SG10201608824QA/en unknown
- 2013-04-26 EP EP13720211.5A patent/EP2842319B1/en active Active
- 2013-04-26 WO PCT/US2013/038383 patent/WO2013163526A1/en active Application Filing
- 2013-04-26 DK DK13720211.5T patent/DK2842319T3/da active
- 2013-04-26 JP JP2015509175A patent/JP6174123B2/ja active Active
- 2013-04-26 CA CA2871139A patent/CA2871139C/en active Active
- 2013-04-26 AU AU2013251390A patent/AU2013251390B2/en active Active
- 2013-04-26 IN IN2044MUN2014 patent/IN2014MN02044A/en unknown
- 2013-04-26 TW TW102115159A patent/TWI543622B/zh active
- 2013-04-26 MY MYPI2014703004A patent/MY166922A/en unknown
- 2013-04-26 ES ES13720211T patent/ES2864623T3/es active Active
- 2013-04-26 AR ARP130101426A patent/AR092825A1/es unknown
- 2013-04-26 CN CN201380021997.2A patent/CN104255035B/zh active Active
-
2014
- 2014-10-21 IL IL235249A patent/IL235249A/en active IP Right Grant
- 2014-10-22 PH PH12014502365A patent/PH12014502365A1/en unknown
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| FF | Patent granted | ||
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