JP2013507086A5 - - Google Patents
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- JP2013507086A5 JP2013507086A5 JP2012533130A JP2012533130A JP2013507086A5 JP 2013507086 A5 JP2013507086 A5 JP 2013507086A5 JP 2012533130 A JP2012533130 A JP 2012533130A JP 2012533130 A JP2012533130 A JP 2012533130A JP 2013507086 A5 JP2013507086 A5 JP 2013507086A5
- Authority
- JP
- Japan
- Prior art keywords
- quantization
- image
- block
- properties
- derivation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000013139 quantization Methods 0.000 claims 27
- 238000000034 method Methods 0.000 claims 16
- 238000009795 derivation Methods 0.000 claims 8
- 239000006185 dispersion Substances 0.000 claims 4
- 230000001131 transforming effect Effects 0.000 claims 3
- 239000011159 matrix material Substances 0.000 claims 2
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US24854109P | 2009-10-05 | 2009-10-05 | |
| US61/248,541 | 2009-10-05 | ||
| PCT/US2010/002630 WO2011043793A1 (en) | 2009-10-05 | 2010-09-29 | Methods and apparatus for embedded quantization parameter adjustment in video encoding and decoding |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2013507086A JP2013507086A (ja) | 2013-02-28 |
| JP2013507086A5 true JP2013507086A5 (enExample) | 2013-11-14 |
| JP5806219B2 JP5806219B2 (ja) | 2015-11-10 |
Family
ID=43416234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012533130A Expired - Fee Related JP5806219B2 (ja) | 2009-10-05 | 2010-09-29 | ビデオ符号化及び復号化における埋め込み量子化パラメータ調整方法及び装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (3) | US9819952B2 (enExample) |
| EP (1) | EP2486730A1 (enExample) |
| JP (1) | JP5806219B2 (enExample) |
| KR (1) | KR101873356B1 (enExample) |
| CN (1) | CN102577379B (enExample) |
| WO (1) | WO2011043793A1 (enExample) |
Families Citing this family (45)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9819952B2 (en) | 2009-10-05 | 2017-11-14 | Thomson Licensing Dtv | Methods and apparatus for embedded quantization parameter adjustment in video encoding and decoding |
| US10897625B2 (en) * | 2009-11-20 | 2021-01-19 | Texas Instruments Incorporated | Block artifact suppression in video coding |
| MX353317B (es) | 2010-06-10 | 2018-01-05 | Thomson Licensing | Metodos y aparatos para determinar predictores de parametro de cuantificacion a partir de una pluralidad de parametros de cuantificacion contiguos. |
| AU2012227626B2 (en) | 2011-03-11 | 2015-11-05 | Sony Corporation | Image processing device and method |
| CN108243340A (zh) | 2011-12-13 | 2018-07-03 | Jvc 建伍株式会社 | 动图像编码装置以及动图像编码方法 |
| CN103959780B (zh) * | 2011-12-15 | 2017-10-13 | 寰发股份有限公司 | 量化电平截取装置及方法 |
| CN103975592B (zh) * | 2011-12-15 | 2018-03-06 | 寰发股份有限公司 | 反量化变换系数的方法及装置 |
| WO2013086724A1 (en) * | 2011-12-15 | 2013-06-20 | Mediatek Singapore Pte. Ltd. | Method of clippling transformed coefficients before de-quantization |
| EP2792144B1 (en) | 2011-12-15 | 2017-02-01 | Thomson Licensing | Method and apparatus for video quality measurement |
| TWI578764B (zh) * | 2011-12-21 | 2017-04-11 | Jvc Kenwood Corp | Dynamic image decoding device, dynamic image decoding method, and dynamic image decoding program |
| US9451250B2 (en) | 2012-10-03 | 2016-09-20 | Broadcom Corporation | Bounded rate compression with rate control for slices |
| US9813711B2 (en) | 2012-10-03 | 2017-11-07 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Hybrid transform-based compression |
| US9978156B2 (en) | 2012-10-03 | 2018-05-22 | Avago Technologies General Ip (Singapore) Pte. Ltd. | High-throughput image and video compression |
| US9805442B2 (en) | 2012-10-03 | 2017-10-31 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Fine-grained bit-rate control |
| US9883180B2 (en) * | 2012-10-03 | 2018-01-30 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Bounded rate near-lossless and lossless image compression |
| US20140105278A1 (en) * | 2012-10-16 | 2014-04-17 | Microsoft Corporation | Color adaptation in video coding |
| US9363517B2 (en) | 2013-02-28 | 2016-06-07 | Broadcom Corporation | Indexed color history in image coding |
| US20140269901A1 (en) * | 2013-03-13 | 2014-09-18 | Magnum Semiconductor, Inc. | Method and apparatus for perceptual macroblock quantization parameter decision to improve subjective visual quality of a video signal |
| US9204150B2 (en) | 2014-02-26 | 2015-12-01 | Intel Corporation | Techniques for evaluating compressed motion video quality |
| CN105338352B (zh) * | 2014-07-24 | 2019-04-19 | 华为技术有限公司 | 一种视频编码中自适应反量化方法及装置 |
| KR102365685B1 (ko) * | 2015-01-05 | 2022-02-21 | 삼성전자주식회사 | 인코더의 작동 방법과 상기 인코더를 포함하는 장치들 |
| US9979969B2 (en) * | 2015-04-24 | 2018-05-22 | Fingram Co., Ltd. | Method and system for image compression using image block characteristics |
| FR3035760B1 (fr) * | 2015-04-29 | 2018-05-11 | Digigram Video & Broadcast | Systeme et procede d'encodage d'une sequence video |
| WO2017057923A1 (ko) * | 2015-09-29 | 2017-04-06 | 엘지전자(주) | 단일 최적화된 그래프를 이용하여 비디오 신호를 인코딩, 디코딩하는 방법 |
| KR102503900B1 (ko) * | 2015-10-05 | 2023-02-27 | 삼성전자주식회사 | 양자화 파라미터를 적응적으로 결정하는 인코더 및 이를 포함하는 애플리케이션 프로세서 |
| US11206401B2 (en) | 2016-02-11 | 2021-12-21 | Samsung Electronics Co., Ltd. | Video encoding method and device and video decoding method and device |
| KR102531124B1 (ko) * | 2016-07-14 | 2023-05-10 | 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. | 변환 기반 잔차 코딩을 이용한 예측 화상 코딩 |
| US12212751B1 (en) * | 2017-05-09 | 2025-01-28 | Cinova Media | Video quality improvements system and method for virtual reality |
| US11070818B2 (en) * | 2017-07-05 | 2021-07-20 | Telefonaktiebolaget Lm Ericsson (Publ) | Decoding a block of video samples |
| US20200322606A1 (en) * | 2017-10-24 | 2020-10-08 | Sharp Kabushiki Kaisha | Systems and methods for determining quantization parameter predictive values |
| CN109819253B (zh) * | 2017-11-21 | 2022-04-22 | 腾讯科技(深圳)有限公司 | 视频编码方法、装置、计算机设备和存储介质 |
| US11259023B2 (en) * | 2018-04-12 | 2022-02-22 | Qualcomm Incorporated | Harmonization of transform-based quantization and dynamic range adjustment scale derivation in video coding |
| CN113366839B (zh) * | 2019-01-31 | 2024-01-12 | 北京字节跳动网络技术有限公司 | 视频编解码中的细化量化步骤 |
| US11259035B2 (en) * | 2019-03-15 | 2022-02-22 | Ati Technologies Ulc | Macroblock coding type prediction |
| US10924741B2 (en) * | 2019-04-15 | 2021-02-16 | Novatek Microelectronics Corp. | Method of determining quantization parameters |
| WO2020244661A1 (en) * | 2019-06-06 | 2020-12-10 | Beijing Bytedance Network Technology Co., Ltd. | Implicit selection of transform candidates |
| WO2020244663A1 (en) | 2019-06-06 | 2020-12-10 | Beijing Bytedance Network Technology Co., Ltd. | Applicability of implicit transform selection |
| WO2020244662A1 (en) | 2019-06-06 | 2020-12-10 | Beijing Bytedance Network Technology Co., Ltd. | Simplified transform coding tools |
| JP7293408B2 (ja) | 2019-06-28 | 2023-06-19 | エルジー エレクトロニクス インコーポレイティド | 画像デコード方法及びその装置 |
| US11509897B2 (en) | 2020-08-07 | 2022-11-22 | Samsung Display Co., Ltd. | Compression with positive reconstruction error |
| US11503322B2 (en) | 2020-08-07 | 2022-11-15 | Samsung Display Co., Ltd. | DPCM codec with higher reconstruction quality on important gray levels |
| US11683490B2 (en) * | 2020-09-10 | 2023-06-20 | Tencent America LLC | Context adaptive transform set |
| US12096030B2 (en) * | 2020-12-23 | 2024-09-17 | Tencent America LLC | Method and apparatus for video coding |
| CN114913249B (zh) * | 2021-02-08 | 2025-05-13 | 华为技术有限公司 | 编码、解码方法和相关设备 |
| US20230412806A1 (en) * | 2022-06-16 | 2023-12-21 | Nokia Technologies Oy | Apparatus, method and computer program product for quantizing neural networks |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5592228A (en) * | 1993-03-04 | 1997-01-07 | Kabushiki Kaisha Toshiba | Video encoder using global motion estimation and polygonal patch motion estimation |
| DE69940703D1 (de) * | 1998-03-05 | 2009-05-20 | Panasonic Corp | Verfahren zur Bildkodierung, Verfahren zur Bildkodierung/-Dekodierung, Bildkodierer, oder Vorrichtung zur Bildaufzeichnung/-Wiedergabe |
| EP1005233A1 (en) * | 1998-10-12 | 2000-05-31 | STMicroelectronics S.r.l. | Constant bit-rate coding control in a video coder by way of pre-analysis of the slices of the pictures |
| US6192080B1 (en) * | 1998-12-04 | 2001-02-20 | Mitsubishi Electric Research Laboratories, Inc. | Motion compensated digital video signal processing |
| US6628839B1 (en) * | 1999-02-23 | 2003-09-30 | Matsushita Electric Industrial Co., Ltd. | Image coding system converting apparatus, image coding system converting method, and recording medium |
| US6363113B1 (en) * | 1999-06-07 | 2002-03-26 | Lucent Technologies Inc. | Methods and apparatus for context-based perceptual quantization |
| JP4385841B2 (ja) * | 2004-04-22 | 2009-12-16 | ソニー株式会社 | 画像処理装置 |
| US7894530B2 (en) * | 2004-05-07 | 2011-02-22 | Broadcom Corporation | Method and system for dynamic selection of transform size in a video decoder based on signal content |
| US20060056508A1 (en) * | 2004-09-03 | 2006-03-16 | Phillippe Lafon | Video coding rate control |
| JP2007081474A (ja) * | 2005-09-09 | 2007-03-29 | Toshiba Corp | 画像符号化装置及び方法 |
| US8199812B2 (en) * | 2007-01-09 | 2012-06-12 | Qualcomm Incorporated | Adaptive upsampling for scalable video coding |
| FR2914125A1 (fr) * | 2007-03-23 | 2008-09-26 | Thomson Licensing Sas | Procede de traitement d'image et dispositif de codage implementant ledit procede. |
| US20080230949A1 (en) | 2007-03-23 | 2008-09-25 | Paul Razgunas | Injection molding process for forming coated molded parts |
| US8995522B2 (en) * | 2007-04-13 | 2015-03-31 | Apple Inc. | Method and system for rate control |
| US8238428B2 (en) * | 2007-04-17 | 2012-08-07 | Qualcomm Incorporated | Pixel-by-pixel weighting for intra-frame coding |
| US20100040153A1 (en) * | 2007-05-07 | 2010-02-18 | Panasonic Corporation | Decoding apparatus and decoding method |
| US8619853B2 (en) * | 2007-06-15 | 2013-12-31 | Qualcomm Incorporated | Separable directional transforms |
| JP2009111691A (ja) * | 2007-10-30 | 2009-05-21 | Hitachi Ltd | 画像符号化装置及び符号化方法、画像復号化装置及び復号化方法 |
| US9113194B2 (en) * | 2007-12-19 | 2015-08-18 | Arris Technology, Inc. | Method and system for interleaving video and data for transmission over a network at a selected bit rate |
| US8542730B2 (en) * | 2008-02-22 | 2013-09-24 | Qualcomm, Incorporated | Fast macroblock delta QP decision |
| US9819952B2 (en) * | 2009-10-05 | 2017-11-14 | Thomson Licensing Dtv | Methods and apparatus for embedded quantization parameter adjustment in video encoding and decoding |
| US8630341B2 (en) * | 2011-01-14 | 2014-01-14 | Mitsubishi Electric Research Laboratories, Inc. | Method for training and utilizing separable transforms for video coding |
| TWI578764B (zh) * | 2011-12-21 | 2017-04-11 | Jvc Kenwood Corp | Dynamic image decoding device, dynamic image decoding method, and dynamic image decoding program |
| US9363517B2 (en) * | 2013-02-28 | 2016-06-07 | Broadcom Corporation | Indexed color history in image coding |
-
2010
- 2010-09-29 US US13/498,467 patent/US9819952B2/en not_active Expired - Fee Related
- 2010-09-29 JP JP2012533130A patent/JP5806219B2/ja not_active Expired - Fee Related
- 2010-09-29 CN CN201080045061.XA patent/CN102577379B/zh not_active Expired - Fee Related
- 2010-09-29 KR KR1020127008303A patent/KR101873356B1/ko not_active Expired - Fee Related
- 2010-09-29 EP EP10776198A patent/EP2486730A1/en not_active Ceased
- 2010-09-29 WO PCT/US2010/002630 patent/WO2011043793A1/en not_active Ceased
-
2017
- 2017-08-17 US US15/679,229 patent/US20180091817A1/en not_active Abandoned
- 2017-10-10 US US15/728,617 patent/US10194154B2/en not_active Expired - Fee Related