IN2014MN01846A - - Google Patents
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- IN2014MN01846A IN2014MN01846A IN1846MUN2014A IN2014MN01846A IN 2014MN01846 A IN2014MN01846 A IN 2014MN01846A IN 1846MUN2014 A IN1846MUN2014 A IN 1846MUN2014A IN 2014MN01846 A IN2014MN01846 A IN 2014MN01846A
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- Prior art keywords
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- quantized level
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- computing device
- initial quantized
- Prior art date
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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
- 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
- H04N19/10—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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
-
- 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
- H04N19/146—Data rate or code amount at the encoder output
- H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
-
- 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
- H04N19/172—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 picture, frame or field
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Algebra (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261623948P | 2012-04-13 | 2012-04-13 | |
US201261624116P | 2012-04-13 | 2012-04-13 | |
US201261623929P | 2012-04-13 | 2012-04-13 | |
US13/800,155 US9270986B2 (en) | 2012-04-13 | 2013-03-13 | Level decision in rate distortion optimized quantization |
PCT/US2013/031596 WO2013154747A1 (en) | 2012-04-13 | 2013-03-14 | Level decision in rate distortion optimized quantization |
Publications (1)
Publication Number | Publication Date |
---|---|
IN2014MN01846A true IN2014MN01846A (de) | 2015-07-03 |
Family
ID=49325054
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN1846MUN2014 IN2014MN01846A (de) | 2012-04-13 | 2013-03-14 |
Country Status (6)
Country | Link |
---|---|
US (2) | US10085024B2 (de) |
EP (1) | EP2839640B1 (de) |
JP (1) | JP6144333B2 (de) |
CN (2) | CN104221375B (de) |
IN (1) | IN2014MN01846A (de) |
WO (2) | WO2013154747A1 (de) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10085024B2 (en) | 2012-04-13 | 2018-09-25 | Qualcomm Incorporated | Lookup table for rate distortion optimized quantization |
WO2014110452A1 (en) | 2013-01-11 | 2014-07-17 | Futurewei Technologies Co., Ltd. | Method and apparatus of depth prediction mode selection |
US9955163B2 (en) * | 2013-06-17 | 2018-04-24 | Google Llc | Two pass quantization of video data |
CN105264888B (zh) * | 2014-03-04 | 2018-09-14 | 微软技术许可有限责任公司 | 用于对色彩空间、色彩采样率和/或比特深度自适应切换的编码策略 |
AU2014385774B2 (en) | 2014-03-04 | 2019-01-17 | Microsoft Technology Licensing, Llc | Adaptive switching of color spaces, color sampling rates and/or bit depths |
WO2015141116A1 (ja) * | 2014-03-19 | 2015-09-24 | 日本電気株式会社 | 映像符号化装置、映像符号化方法および映像符号化プログラム |
US10116937B2 (en) | 2014-03-27 | 2018-10-30 | Microsoft Technology Licensing, Llc | Adjusting quantization/scaling and inverse quantization/scaling when switching color spaces |
WO2015200822A1 (en) * | 2014-06-26 | 2015-12-30 | Huawei Technologies Co., Ltd | Method and device for reducing a computational load in high efficiency video coding |
WO2016054765A1 (en) | 2014-10-08 | 2016-04-14 | Microsoft Technology Licensing, Llc | Adjustments to encoding and decoding when switching color spaces |
US10136133B2 (en) * | 2014-11-11 | 2018-11-20 | Dolby Laboratories Licensing Corporation | Rate control adaptation for high-dynamic range images |
JP6497100B2 (ja) * | 2015-02-09 | 2019-04-10 | 沖電気工業株式会社 | 映像符号化装置、方法及びプログラム |
US10356422B2 (en) * | 2015-03-06 | 2019-07-16 | Qualcomm Incorporated | Fast rate-distortion optimized quantization |
KR102251828B1 (ko) * | 2015-09-02 | 2021-05-13 | 삼성전자주식회사 | 율―왜곡 최적화 기반의 양자화 방법 및 그 장치 |
KR102390162B1 (ko) | 2015-10-16 | 2022-04-22 | 삼성전자주식회사 | 데이터 인코딩 장치 및 데이터 인코딩 방법 |
CN107426570B (zh) * | 2016-10-28 | 2020-11-03 | 福州大学 | 一种低延迟视频编码的自适应Qp级联方法 |
CN107426572A (zh) * | 2016-12-30 | 2017-12-01 | 杭州当虹科技有限公司 | 一种高效快速的视频编码算法 |
US10194147B2 (en) * | 2017-01-19 | 2019-01-29 | Google Llc | DC coefficient sign coding scheme |
US10735736B2 (en) * | 2017-08-29 | 2020-08-04 | Google Llc | Selective mixing for entropy coding in video compression |
CN108322749B (zh) * | 2018-03-15 | 2021-03-16 | 北京数码视讯科技股份有限公司 | Rdoq的系数优化方法、rdoq的加速方法及装置 |
JP7067240B2 (ja) * | 2018-04-24 | 2022-05-16 | 富士通株式会社 | 最適化計算方法、最適化計算プログラム及び最適化計算装置 |
FR3081656A1 (fr) | 2018-06-27 | 2019-11-29 | Orange | Procedes et dispositifs de codage et de decodage d'un flux de donnees representatif d'au moins une image. |
US11936859B2 (en) * | 2018-07-02 | 2024-03-19 | Telefonaktiebolaget Lm Ericsson (Publ) | Bilateral high frequency boost |
EP3657799B1 (de) * | 2018-11-22 | 2020-11-04 | Axis AB | Verfahren zur intra-refresh-codierung einer vielzahl von einzelbildern |
JP7137074B2 (ja) * | 2018-12-26 | 2022-09-14 | 富士通株式会社 | 最適化計算方法、最適化計算装置及び最適化計算プログラム |
CN110365975A (zh) * | 2019-06-21 | 2019-10-22 | 武汉玉航科技有限公司 | 一种avs2视频编解码标准优化方案 |
US11368693B2 (en) | 2019-07-01 | 2022-06-21 | Sony Group Corporation | Forward and inverse quantization for point cloud compression using look-up tables |
EP4013054A4 (de) * | 2019-09-06 | 2022-10-26 | Sony Group Corporation | Bildverarbeitungsvorrichtung und -verfahren |
CN111770330B (zh) * | 2020-06-10 | 2022-11-04 | 北京达佳互联信息技术有限公司 | 图像压缩方法、装置以及电子设备 |
FR3112661B1 (fr) * | 2020-07-17 | 2024-02-02 | Fond B Com | Procédés de décodage d’un flux de données, dispositifs et flux de données associés |
CN113010142B (zh) * | 2021-03-23 | 2023-07-28 | 广州万协通信息技术有限公司 | 一种新型脉动结点式标量点乘的双域实现系统及方法 |
US11425393B1 (en) | 2021-06-10 | 2022-08-23 | Meta Platforms, Inc. | Hardware optimization of rate calculation in rate distortion optimization for video encoding |
US11606568B1 (en) | 2021-08-18 | 2023-03-14 | Meta Platforms, Inc. | End-of-block detection of quantized transform coefficient matrices in video encoding |
CN114786010A (zh) * | 2022-03-07 | 2022-07-22 | 杭州未名信科科技有限公司 | 率失真优化量化方法、装置、存储介质及电子设备 |
CN115022636A (zh) * | 2022-06-01 | 2022-09-06 | 上海哔哩哔哩科技有限公司 | 率失真优化量化方法及装置 |
CN115902611B (zh) * | 2022-11-24 | 2024-03-19 | 国网四川省电力公司映秀湾水力发电总厂 | 一种继电器校验方法、装置及校验仪 |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5926222A (en) | 1995-09-28 | 1999-07-20 | Intel Corporation | Bitrate estimator for selecting quantization levels for image encoding |
KR101320260B1 (ko) | 2004-06-18 | 2013-10-23 | 톰슨 라이센싱 | 비디오 신호 데이터를 인코딩 및 디코딩하기 위한 방법 및 장치 |
EP1908303A4 (de) | 2005-07-01 | 2011-04-06 | Sonic Solutions | Verfahren, vorrichtung und system zur verwendung bei der multimediasignalcodierung |
US7889790B2 (en) | 2005-12-20 | 2011-02-15 | Sharp Laboratories Of America, Inc. | Method and apparatus for dynamically adjusting quantization offset values |
US8155195B2 (en) | 2006-04-07 | 2012-04-10 | Microsoft Corporation | Switching distortion metrics during motion estimation |
US8130828B2 (en) | 2006-04-07 | 2012-03-06 | Microsoft Corporation | Adjusting quantization to preserve non-zero AC coefficients |
US8582663B2 (en) * | 2006-08-08 | 2013-11-12 | Core Wireless Licensing S.A.R.L. | Method, device, and system for multiplexing of video streams |
US8233545B2 (en) | 2006-08-21 | 2012-07-31 | Texas Instruments Incorporated | Run length encoding in VLIW architecture |
EP2157798A1 (de) | 2008-08-18 | 2010-02-24 | Thomson Licensing | Verfahren zur Codierung eines Bildes, Verfahren zur Decodierung eines Bildes, Codierer, Decodierer und Signal- bzw. Speichermedium mit dem verschlüsselten Bild |
JP2011029954A (ja) * | 2009-07-27 | 2011-02-10 | Sony Corp | 画像符号化装置と画像符号化方法 |
US20110255589A1 (en) * | 2009-08-03 | 2011-10-20 | Droplet Technology, Inc. | Methods of compressing data and methods of assessing the same |
US8160136B2 (en) | 2009-08-07 | 2012-04-17 | Texas Instruments Incorporated | Probabilistic bit-rate and rate-distortion cost estimation for video coding |
US8254443B2 (en) | 2009-08-28 | 2012-08-28 | Ericsson Television, Inc. | Latency rate distortion optimisation |
DK2476255T3 (en) | 2009-09-10 | 2018-08-06 | Guangdong Oppo Mobile Telecommunications Corp Ltd | ACCELERATION TECHNIQUES FOR DISTORTION GRADE OPTIMIZED QUANTIZATION |
US8675726B2 (en) | 2010-02-18 | 2014-03-18 | Blackberry Limited | Method and encoder for constrained soft-decision quantization in data compression |
US9313526B2 (en) | 2010-02-19 | 2016-04-12 | Skype | Data compression for video |
JP5423469B2 (ja) | 2010-02-23 | 2014-02-19 | 沖電気工業株式会社 | 量子化装置、プログラム及び方法、並びに、動画像符号化装置 |
US9641846B2 (en) | 2010-10-22 | 2017-05-02 | Qualcomm Incorporated | Adaptive scanning of transform coefficients for video coding |
US8995523B2 (en) * | 2011-06-03 | 2015-03-31 | Qualcomm Incorporated | Memory efficient context modeling |
US20130188013A1 (en) | 2011-07-22 | 2013-07-25 | Qualcomm Incorporated | Mvc based 3dvc codec supporting inside view motion prediction (ivmp) mode |
WO2013103523A1 (en) * | 2012-01-04 | 2013-07-11 | Audience, Inc. | Image enhancement methods and systems |
US10085024B2 (en) | 2012-04-13 | 2018-09-25 | Qualcomm Incorporated | Lookup table for rate distortion optimized quantization |
US10136143B2 (en) * | 2012-12-07 | 2018-11-20 | Qualcomm Incorporated | Advanced residual prediction in scalable and multi-view video coding |
-
2013
- 2013-03-13 US US13/800,268 patent/US10085024B2/en not_active Expired - Fee Related
- 2013-03-13 US US13/800,155 patent/US9270986B2/en active Active
- 2013-03-14 JP JP2015505739A patent/JP6144333B2/ja not_active Expired - Fee Related
- 2013-03-14 IN IN1846MUN2014 patent/IN2014MN01846A/en unknown
- 2013-03-14 EP EP13713026.6A patent/EP2839640B1/de not_active Not-in-force
- 2013-03-14 WO PCT/US2013/031596 patent/WO2013154747A1/en active Application Filing
- 2013-03-14 CN CN201380019185.4A patent/CN104221375B/zh not_active Expired - Fee Related
- 2013-03-14 WO PCT/US2013/031609 patent/WO2013154748A1/en active Application Filing
- 2013-03-14 CN CN201380019799.2A patent/CN104221377B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN104221375B (zh) | 2017-12-08 |
CN104221377B (zh) | 2017-10-31 |
WO2013154747A1 (en) | 2013-10-17 |
CN104221375A (zh) | 2014-12-17 |
JP2015516761A (ja) | 2015-06-11 |
WO2013154748A1 (en) | 2013-10-17 |
CN104221377A (zh) | 2014-12-17 |
JP6144333B2 (ja) | 2017-06-07 |
EP2839640B1 (de) | 2016-08-03 |
US20130272385A1 (en) | 2013-10-17 |
EP2839640A1 (de) | 2015-02-25 |
US20130272386A1 (en) | 2013-10-17 |
US9270986B2 (en) | 2016-02-23 |
US10085024B2 (en) | 2018-09-25 |
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