JP6121331B2 - 時間的コヒーレンス・ダイナミックレンジ・マッピングを用いたビデオ符号化および復号化 - Google Patents
時間的コヒーレンス・ダイナミックレンジ・マッピングを用いたビデオ符号化および復号化 Download PDFInfo
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- JP6121331B2 JP6121331B2 JP2013534258A JP2013534258A JP6121331B2 JP 6121331 B2 JP6121331 B2 JP 6121331B2 JP 2013534258 A JP2013534258 A JP 2013534258A JP 2013534258 A JP2013534258 A JP 2013534258A JP 6121331 B2 JP6121331 B2 JP 6121331B2
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Applications Claiming Priority (5)
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| US39440510P | 2010-10-19 | 2010-10-19 | |
| US61/394,405 | 2010-10-19 | ||
| EP11166909A EP2445214A1 (en) | 2010-10-19 | 2011-05-20 | Video coding using temporally coherent dynamic range mapping |
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| PCT/EP2011/067840 WO2012052338A1 (en) | 2010-10-19 | 2011-10-12 | Video coding using temporally coherent dynamic range mapping |
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| JP2016217593A Active JP6453832B2 (ja) | 2010-10-19 | 2016-11-07 | 時間的コヒーレンス・ダイナミックレンジ・マッピングを用いたビデオ符号化 |
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| US9420302B2 (en) | 2012-01-24 | 2016-08-16 | Dolby Laboratories Licensing Corporation | Weighted multi-band cross color channel predictor |
| BR112014028274A2 (pt) | 2012-05-14 | 2017-07-18 | Guido Meardi | decomposição de dados residuais durante a codificação, decodificação e reconstrução do sinal em uma hierarquia em níveis |
| GB2513111A (en) * | 2013-04-08 | 2014-10-22 | Sony Corp | Data encoding and decoding |
| US20170264911A1 (en) * | 2013-10-31 | 2017-09-14 | Thomson Licensing | Method and device for predictive coding/decoding of a group of pictures of a sequence of images with conversion of the dynamic of the values of the pixels |
| EP3069513B1 (en) | 2013-11-12 | 2019-03-13 | Dolby Laboratories Licensing Corporation | Pre-dithering in high dynamic range video coding |
| WO2015078843A1 (en) * | 2013-11-27 | 2015-06-04 | Thomson Licensing | Method and device for quantising the floating value of a pixel in an image |
| KR102654563B1 (ko) | 2014-02-25 | 2024-04-05 | 애플 인크. | 비디오 인코딩 및 디코딩을 위한 적응형 전달 함수 |
| US10104388B2 (en) * | 2014-06-30 | 2018-10-16 | Sony Corporation | Video processing system with high dynamic range sensor mechanism and method of operation thereof |
| CN107005720B (zh) * | 2014-08-08 | 2020-03-06 | 皇家飞利浦有限公司 | 用于编码hdr图像的方法和装置 |
| FR3018149A1 (fr) * | 2014-09-02 | 2015-09-04 | Thomson Licensing | Procede et dispositif de selection d'un operateur de conversion de dynamique d'image, programme d'ordinateur et support de stockage correspondant |
| EP3251351B1 (en) | 2015-01-27 | 2021-07-14 | Dolby International AB | Predictive image encoding and decoding with pixel group based quantization |
| WO2016172394A1 (en) | 2015-04-21 | 2016-10-27 | Arris Enterprises Llc | Adaptive perceptual mapping and signaling for video coding |
| KR102539009B1 (ko) * | 2015-06-08 | 2023-05-31 | 브이아이디 스케일, 인크. | 스크린 콘텐츠 코딩을 위한 인트라 블록 카피 모드 |
| EP3107300A1 (en) * | 2015-06-15 | 2016-12-21 | Thomson Licensing | Method and device for encoding both a high-dynamic range frame and an imposed low-dynamic range frame |
| KR102403360B1 (ko) * | 2015-06-16 | 2022-05-30 | 광운대학교 산학협력단 | 하위 호환성을 고려한 hdr 영상 복호화 장치에서 다이나믹 레인지 매핑 정보를 이용하는 방법 및 장치 |
| US10244249B2 (en) * | 2015-09-21 | 2019-03-26 | Qualcomm Incorporated | Fixed point implementation of range adjustment of components in video coding |
| ITUB20155949A1 (it) * | 2015-11-26 | 2017-05-26 | Trellis Europe S R L | Metodo per la codifica e decodifica di immagini hdr |
| PL3235236T3 (pl) * | 2015-12-17 | 2018-11-30 | Koninklijke Philips N.V. | Kodowanie zakresu dynamicznego dla obrazów i wideo |
| CN107027027B (zh) * | 2016-01-31 | 2021-02-12 | 西安电子科技大学 | 图像的编码、解码方法及装置、以及图像的编解码系统 |
| AU2017235369B2 (en) * | 2016-03-18 | 2022-02-03 | Koninklijke Philips N.V. | Encoding and decoding HDR videos |
| ITUA20163652A1 (it) | 2016-05-20 | 2017-11-20 | Trellis Europe S R L | Metodo per la codifica e decodifica di immagini hdr |
| WO2018180843A1 (ja) * | 2017-03-29 | 2018-10-04 | シャープ株式会社 | 表示装置 |
| EP3685578B1 (en) * | 2017-09-21 | 2025-07-30 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Concept for varying a coding quantization parameter across a picture, coding quantization parameter adjustment, and coding quantization parameter adaptation of a multi-channel picture |
| WO2019205117A1 (en) * | 2018-04-28 | 2019-10-31 | Intel Corporation | Weighted prediction mechanism |
| EP4058976B1 (en) * | 2019-11-15 | 2025-05-07 | Huawei Technologies Co., Ltd. | Device and method for pre-processing image data for a computer vision application |
| KR102704419B1 (ko) | 2020-06-03 | 2024-09-09 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | Hdr 콘텐츠를 편집하기 위한 동적 메타데이터를 계산하는 것 |
| US20240169708A1 (en) * | 2022-11-10 | 2024-05-23 | Qualcomm Incorporated | Processing video data using delta quantization |
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| US5440344A (en) * | 1992-04-28 | 1995-08-08 | Mitsubishi Denki Kabushiki Kaisha | Video encoder using adjacent pixel difference for quantizer control |
| US6028608A (en) * | 1997-05-09 | 2000-02-22 | Jenkins; Barry | System and method of perception-based image generation and encoding |
| US6560285B1 (en) | 1998-03-30 | 2003-05-06 | Sarnoff Corporation | Region-based information compaction as for digital images |
| JP4186470B2 (ja) * | 2002-02-05 | 2008-11-26 | ソニー株式会社 | 符号化処理装置、復号処理装置、および方法、並びにコンピュータ・プログラム |
| RU2287909C2 (ru) * | 2004-12-15 | 2006-11-20 | Московский технический университет связи и информатики | Способ преобразования цифрового сигнала изображения и устройство для его реализации |
| US8014445B2 (en) | 2006-02-24 | 2011-09-06 | Sharp Laboratories Of America, Inc. | Methods and systems for high dynamic range video coding |
| WO2007116551A1 (ja) * | 2006-03-30 | 2007-10-18 | Kabushiki Kaisha Toshiba | 画像符号化装置及び画像符号化方法並びに画像復号化装置及び画像復号化方法 |
| GB2444992A (en) * | 2006-12-21 | 2008-06-25 | Tandberg Television Asa | Video encoding using picture division and weighting by luminance difference data |
| JP2008227702A (ja) * | 2007-03-09 | 2008-09-25 | Oki Electric Ind Co Ltd | 動きベクトル探索装置、動きベクトル探索方法及び動きベクトル探索プログラム |
| US7983496B2 (en) * | 2007-06-26 | 2011-07-19 | Mitsubishi Electric Research Laboratories, Inc. | Inverse tone mapping for bit-depth scalable image coding adapted to variable block sizes |
| JP5383674B2 (ja) * | 2007-06-27 | 2014-01-08 | トムソン ライセンシング | ビット深さスケーラビリティのために向上層残差予測を使ってビデオ・データをエンコードおよび/またはデコードする方法および装置 |
| EP2406959B1 (en) * | 2009-03-13 | 2015-01-14 | Dolby Laboratories Licensing Corporation | Layered compression of high dynamic range, visual dynamic range, and wide color gamut video |
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| WO2012052338A1 (en) | 2012-04-26 |
| RU2550533C2 (ru) | 2015-05-10 |
| TW201234860A (en) | 2012-08-16 |
| KR20130084670A (ko) | 2013-07-25 |
| JP2013545371A (ja) | 2013-12-19 |
| CA2815158A1 (en) | 2012-04-26 |
| AU2011319562B2 (en) | 2015-08-06 |
| MX2013004362A (es) | 2013-06-05 |
| CN103262535B (zh) | 2016-08-31 |
| BR112013009596A2 (pt) | 2016-07-12 |
| TWI539822B (zh) | 2016-06-21 |
| CA2815158C (en) | 2016-08-16 |
| US10205958B2 (en) | 2019-02-12 |
| RU2013122852A (ru) | 2014-11-27 |
| EP2445214A1 (en) | 2012-04-25 |
| AR083481A1 (es) | 2013-02-27 |
| JP6453832B2 (ja) | 2019-01-16 |
| US9532047B2 (en) | 2016-12-27 |
| KR101531119B1 (ko) | 2015-06-23 |
| EP2630794B1 (en) | 2017-12-13 |
| CN103262535A (zh) | 2013-08-21 |
| ES2663213T3 (es) | 2018-04-11 |
| EP2630794A1 (en) | 2013-08-28 |
| TR201802251T4 (tr) | 2018-03-21 |
| JP2017073792A (ja) | 2017-04-13 |
| AU2011319562A1 (en) | 2013-05-02 |
| US20170064324A1 (en) | 2017-03-02 |
| US20130223531A1 (en) | 2013-08-29 |
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