PH12014502365B1 - Quantization parameter (qp) coding in video coding - Google Patents
Quantization parameter (qp) coding in video coding Download PDFInfo
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- 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
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- block
- current
- video data
- quantization
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- 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
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- 239000013074 reference sample Substances 0.000 description 7
- 230000006870 function Effects 0.000 description 6
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- 238000013500 data storage Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 4
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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 (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 (enExample) |
| EP (1) | EP2842319B1 (enExample) |
| JP (1) | JP6174123B2 (enExample) |
| KR (1) | KR101837628B1 (enExample) |
| CN (1) | CN104255035B (enExample) |
| AR (1) | AR092825A1 (enExample) |
| AU (1) | AU2013251390B2 (enExample) |
| BR (1) | BR112014026750B1 (enExample) |
| CA (1) | CA2871139C (enExample) |
| DK (1) | DK2842319T3 (enExample) |
| ES (1) | ES2864623T3 (enExample) |
| HU (1) | HUE054119T2 (enExample) |
| IL (1) | IL235249A (enExample) |
| IN (1) | IN2014MN02044A (enExample) |
| MY (1) | MY166922A (enExample) |
| PH (1) | PH12014502365B1 (enExample) |
| RU (1) | RU2645291C2 (enExample) |
| SG (2) | SG11201406585SA (enExample) |
| TW (1) | TWI543622B (enExample) |
| UA (1) | UA114721C2 (enExample) |
| WO (1) | WO2013163526A1 (enExample) |
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| EP2774360B1 (en) | 2011-11-04 | 2017-08-02 | Huawei Technologies Co., Ltd. | Differential pulse code modulation intra prediction for high efficiency video coding |
| EP3448028B1 (en) * | 2012-01-30 | 2020-11-04 | Samsung Electronics Co., Ltd. | Apparatus for hierarchical data unit-based video encoding and decoding comprising quantization parameter prediction |
| EP3720132A1 (en) | 2013-10-14 | 2020-10-07 | Microsoft Technology Licensing LLC | Features of color index map mode for video and image coding and decoding |
| CA2928495C (en) | 2013-10-14 | 2020-08-18 | Microsoft Technology Licensing, Llc | Features of intra block copy prediction mode for video and image coding and decoding |
| 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 |
| EP3058736B1 (en) | 2013-10-14 | 2019-02-27 | Microsoft Technology Licensing, LLC | Encoder-side options for intra block copy prediction mode for video and image coding |
| 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 |
| WO2015100726A1 (en) | 2014-01-03 | 2015-07-09 | Microsoft Corporation | 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 |
| KR102780333B1 (ko) | 2014-06-19 | 2025-03-12 | 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 | 통합된 인트라 블록 카피 및 인터 예측 모드 |
| KR102330740B1 (ko) | 2014-09-30 | 2021-11-23 | 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 | 파면 병렬 프로세싱이 인에이블되는 경우의 인트라 픽쳐 예측 모드에 대한 규칙 |
| EP3308540B1 (en) | 2015-06-09 | 2020-04-15 | 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 |
| CN109417620B (zh) * | 2016-03-25 | 2021-04-27 | 松下知识产权经营株式会社 | 用于使用信号依赖型自适应量化将运动图像编码及解码的方法及装置 |
| 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 |
| RU2738317C1 (ru) * | 2017-04-13 | 2020-12-11 | 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 |
| 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 |
| CN110881129B (zh) * | 2018-09-05 | 2024-01-05 | 华为技术有限公司 | 视频解码方法及视频解码器 |
| SG11202102117VA (en) | 2018-09-11 | 2021-04-29 | Panasonic Ip Corp America | Three-dimensional data encoding method, three-dimensional data decoding method, three-dimensional data encoding device, and three-dimensional data decoding device |
| US10893272B2 (en) | 2019-01-29 | 2021-01-12 | Sony Corporation | Image block coding based on pixel-domain pre-processing operations on image block |
| US11570439B2 (en) * | 2019-05-15 | 2023-01-31 | Hyundai Motor Company | Inverse quantization device and method used in video decoding device |
| KR20220003124A (ko) * | 2019-05-24 | 2022-01-07 | 디지털인사이트 주식회사 | 적응적 파라미터 셋을 사용하는 비디오 코딩 방법 및 장치 |
| US20220272342A1 (en) * | 2019-07-05 | 2022-08-25 | V-Nova International Limited | 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 |
| WO2021061318A1 (en) | 2019-09-23 | 2021-04-01 | Alibaba Group Holding Limited | Lossless coding of video data |
| BR112022013662A2 (pt) | 2020-01-10 | 2022-09-13 | Samsung Electronics Co Ltd | Método de decodificação de vídeo, aparelho de decodificação de vídeo, e método de codificação de vídeo |
| 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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| 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 |
| WO2009035149A1 (ja) | 2007-09-12 | 2009-03-19 | Sony Corporation | 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 |
| EP3125562B1 (en) * | 2010-09-30 | 2022-04-06 | Sun Patent Trust | Image decoding method, image coding method, image decoding apparatus, image coding apparatus, program, and integrated circuit |
| 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 |
| WO2012120822A1 (en) | 2011-03-09 | 2012-09-13 | 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 EP EP13720211.5A patent/EP2842319B1/en active Active
- 2013-04-26 CA CA2871139A patent/CA2871139C/en active Active
- 2013-04-26 MY MYPI2014703004A patent/MY166922A/en unknown
- 2013-04-26 IN IN2044MUN2014 patent/IN2014MN02044A/en unknown
- 2013-04-26 AR ARP130101426A patent/AR092825A1/es unknown
- 2013-04-26 JP JP2015509175A patent/JP6174123B2/ja active Active
- 2013-04-26 SG SG11201406585SA patent/SG11201406585SA/en unknown
- 2013-04-26 KR KR1020147032937A patent/KR101837628B1/ko active Active
- 2013-04-26 ES ES13720211T patent/ES2864623T3/es active Active
- 2013-04-26 RU RU2014147481A patent/RU2645291C2/ru active
- 2013-04-26 WO PCT/US2013/038383 patent/WO2013163526A1/en not_active Ceased
- 2013-04-26 CN CN201380021997.2A patent/CN104255035B/zh active Active
- 2013-04-26 HU HUE13720211A patent/HUE054119T2/hu unknown
- 2013-04-26 DK DK13720211.5T patent/DK2842319T3/da active
- 2013-04-26 AU AU2013251390A patent/AU2013251390B2/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 SG SG10201608824QA patent/SG10201608824QA/en unknown
- 2013-04-26 TW TW102115159A patent/TWI543622B/zh active
-
2014
- 2014-10-21 IL IL235249A patent/IL235249A/en active IP Right Grant
- 2014-10-22 PH PH12014502365A patent/PH12014502365B1/en unknown
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