PH12014502365B1 - Quantization parameter (qp) coding in video coding - Google Patents
Quantization parameter (qp) coding in video coding Download PDFInfo
- Publication number
- PH12014502365B1 PH12014502365B1 PH12014502365A PH12014502365A PH12014502365B1 PH 12014502365 B1 PH12014502365 B1 PH 12014502365B1 PH 12014502365 A PH12014502365 A PH 12014502365A PH 12014502365 A PH12014502365 A PH 12014502365A PH 12014502365 B1 PH12014502365 B1 PH 12014502365B1
- Authority
- PH
- Philippines
- Prior art keywords
- value
- block
- current
- video data
- quantization
- Prior art date
Links
- 238000013139 quantization Methods 0.000 title claims abstract description 354
- 238000000034 method Methods 0.000 claims abstract description 93
- 238000012545 processing Methods 0.000 description 33
- 230000008569 process Effects 0.000 description 25
- 239000013598 vector Substances 0.000 description 22
- 230000011664 signaling Effects 0.000 description 21
- 238000004891 communication Methods 0.000 description 17
- 230000006835 compression Effects 0.000 description 14
- 238000007906 compression Methods 0.000 description 14
- 208000037170 Delayed Emergence from Anesthesia Diseases 0.000 description 12
- 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
- 238000000638 solvent extraction Methods 0.000 description 5
- 238000013500 data storage Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 241000023320 Luma <angiosperm> Species 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 238000003491 array Methods 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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 (2)
| Publication Number | Publication Date |
|---|---|
| PH12014502365A1 PH12014502365A1 (en) | 2015-01-12 |
| PH12014502365B1 true PH12014502365B1 (en) | 2015-01-12 |
Family
ID=49477263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PH12014502365A PH12014502365B1 (en) | 2012-04-26 | 2014-10-22 | Quantization parameter (qp) coding in video coding |
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) | PH12014502365B1 (OSRAM) |
| RU (1) | RU2645291C2 (OSRAM) |
| SG (2) | SG10201608824QA (OSRAM) |
| TW (1) | TWI543622B (OSRAM) |
| UA (1) | UA114721C2 (OSRAM) |
| WO (1) | WO2013163526A1 (OSRAM) |
Families Citing this family (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2774360B1 (en) | 2011-11-04 | 2017-08-02 | Huawei Technologies Co., Ltd. | Differential pulse code modulation intra prediction for high efficiency video coding |
| ES2984907T3 (es) * | 2012-01-30 | 2024-10-31 | Samsung Electronics Co Ltd | Aparato para codificación y decodificación de vídeo basadas en unidad de datos jerárquica que comprende predicción de parámetro de cuantificación |
| US11109036B2 (en) | 2013-10-14 | 2021-08-31 | Microsoft Technology Licensing, Llc | Encoder-side options for intra block copy prediction mode for video and image coding |
| CN105556962B (zh) * | 2013-10-14 | 2019-05-24 | 联发科技股份有限公司 | 发送用于视频系统的无损模式的信号的方法 |
| CN105659606B (zh) | 2013-10-14 | 2019-06-18 | 微软技术许可有限责任公司 | 用于视频和图像编码和解码的方法、系统和介质 |
| MX373811B (es) | 2013-10-14 | 2020-03-24 | Microsoft Technology Licensing Llc | Características del modo de predicción copia de bloque interno para codificación y decodificación de imagen y video. |
| 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 |
| EP3090553B1 (en) | 2014-01-03 | 2022-07-06 | Microsoft Technology Licensing, LLC | Block vector prediction in video and image coding/decoding |
| 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 |
| EP3158734A1 (en) | 2014-06-19 | 2017-04-26 | Microsoft Technology Licensing, LLC | Unified intra block copy and inter prediction modes |
| MX379020B (es) | 2014-09-30 | 2025-03-11 | Microsoft Technology Licensing Llc | Reglas para modos de prediccion intra-imagen cuando se habilita el procesamiento paralelo de onda frontal. |
| US10659783B2 (en) | 2015-06-09 | 2020-05-19 | Microsoft Technology Licensing, Llc | Robust encoding/decoding of escape-coded pixels in palette mode |
| KR102714094B1 (ko) | 2016-02-11 | 2024-10-08 | 삼성전자주식회사 | 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치 |
| 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 |
| US10939105B2 (en) * | 2016-03-25 | 2021-03-02 | Panasonic Intellectual Property Management Co., Ltd. | Methods and apparatuses for encoding and decoding video using signal dependent adaptive quantization |
| 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 |
| KR102391908B1 (ko) | 2017-04-13 | 2022-04-28 | 엘지전자 주식회사 | 비디오 신호를 인코딩, 디코딩하는 방법 및 장치 |
| US10999576B2 (en) * | 2017-05-03 | 2021-05-04 | Novatek Microelectronics Corp. | Video processing method |
| EP3649782A4 (en) * | 2017-07-05 | 2021-04-14 | Telefonaktiebolaget LM Ericsson (PUBL) | DECODING A BLOCK OF VIDEO SAMPLE |
| 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 |
| CN118018765A (zh) | 2018-09-05 | 2024-05-10 | 华为技术有限公司 | 视频解码方法及视频解码器 |
| CN112368743A (zh) | 2018-09-11 | 2021-02-12 | 松下电器（美国）知识产权公司 | 三维数据编码方法、三维数据解码方法、三维数据编码装置及三维数据解码装置 |
| 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 |
| BR112021023469A2 (pt) | 2019-05-24 | 2022-01-18 | Digital Insights Inc | Método de codificação de vídeo e aparelho usando conjunto de parâmetros adaptativos |
| GB2600619B (en) * | 2019-07-05 | 2023-10-11 | 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 |
| CN120614454A (zh) * | 2019-09-23 | 2025-09-09 | 阿里巴巴集团控股有限公司 | 视频数据的无损编码 |
| IL294576B2 (en) * | 2020-01-10 | 2025-09-01 | Samsung Electronics Co Ltd | Method and device for video decoding for obtaining a quantization parameter, and method and device for video encoding for transmitting a 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 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7263125B2 (en) * | 2002-04-23 | 2007-08-28 | Nokia Corporation | Method and device for indicating quantizer parameters in a video coding system |
| 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 |
| DE102004059978B4 (de) * | 2004-10-15 | 2006-09-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen einer codierten Videosequenz und zum Decodieren einer codierten Videosequenz unter Verwendung einer Zwischen-Schicht-Restwerte-Prädiktion sowie ein Computerprogramm und ein 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 |
| TWI410139B (zh) | 2007-09-12 | 2013-09-21 | Sony Corp | Image processing apparatus and image processing method |
| 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 |
| KR102073304B1 (ko) * | 2010-09-30 | 2020-02-04 | 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 |
| EP2774360B1 (en) * | 2011-11-04 | 2017-08-02 | Huawei Technologies Co., Ltd. | 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 CN CN201380021997.2A patent/CN104255035B/zh active Active
- 2013-04-26 KR KR1020147032937A patent/KR101837628B1/ko 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 CA CA2871139A patent/CA2871139C/en active Active
- 2013-04-26 HU HUE13720211A patent/HUE054119T2/hu unknown
- 2013-04-26 AR ARP130101426A patent/AR092825A1/es unknown
- 2013-04-26 MY MYPI2014703004A patent/MY166922A/en unknown
- 2013-04-26 IN IN2044MUN2014 patent/IN2014MN02044A/en unknown
- 2013-04-26 EP EP13720211.5A patent/EP2842319B1/en active Active
- 2013-04-26 WO PCT/US2013/038383 patent/WO2013163526A1/en not_active Ceased
- 2013-04-26 ES ES13720211T patent/ES2864623T3/es active Active
- 2013-04-26 AU AU2013251390A patent/AU2013251390B2/en active Active
- 2013-04-26 DK DK13720211.5T patent/DK2842319T3/da active
- 2013-04-26 SG SG10201608824QA patent/SG10201608824QA/en unknown
- 2013-04-26 JP JP2015509175A patent/JP6174123B2/ja active Active
- 2013-04-26 TW TW102115159A patent/TWI543622B/zh active
- 2013-04-26 SG SG11201406585SA patent/SG11201406585SA/en unknown
- 2013-04-26 RU RU2014147481A patent/RU2645291C2/ru active
-
2014
- 2014-10-21 IL IL235249A patent/IL235249A/en active IP Right Grant
- 2014-10-22 PH PH12014502365A patent/PH12014502365B1/en unknown
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9521410B2 (en) | Quantization parameter (QP) coding in video coding | |
| US9313498B2 (en) | Sign hiding techniques for quantized transform coefficients in video coding | |
| US9807403B2 (en) | Adaptive loop filtering for chroma components | |
| US10021419B2 (en) | Rice parameter initialization for coefficient level coding in video coding process | |
| US9247254B2 (en) | Non-square transforms in intra-prediction video coding | |
| US9787982B2 (en) | Non-square transform units and prediction units in video coding | |
| AU2012273109B2 (en) | Parallelization friendly merge candidates for video coding | |
| US9491463B2 (en) | Group flag in transform coefficient coding for video coding | |
| US20140003530A1 (en) | Sign hiding techniques for quantized transform coefficients in video coding | |
| US20130114673A1 (en) | Context reduction for context adaptive binary arithmetic coding | |
| PH12014501478B1 (en) | Throughput improvement for cabac coefficient level coding | |
| US9154787B2 (en) | Sub-block level parallel video coding | |
| US10009632B2 (en) | Flicker detection and mitigation in video coding | |
| HK1201110B (en) | Quantization parameter (qp) coding in video coding |