BRPI0822364A2 - método e aparelho de codificação/decodificação de vídeo - Google Patents
método e aparelho de codificação/decodificação de vídeoInfo
- Publication number
- BRPI0822364A2 BRPI0822364A2 BRPI0822364A BRPI0822364A BRPI0822364A2 BR PI0822364 A2 BRPI0822364 A2 BR PI0822364A2 BR PI0822364 A BRPI0822364 A BR PI0822364A BR PI0822364 A BRPI0822364 A BR PI0822364A BR PI0822364 A2 BRPI0822364 A2 BR PI0822364A2
- Authority
- BR
- Brazil
- Prior art keywords
- decoding method
- video encoding
- encoding
- video
- decoding
- Prior art date
Links
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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
-
- 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
- H04N19/117—Filters, e.g. for pre-processing or post-processing
-
- 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
- H04N19/176—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 block, e.g. a macroblock
-
- 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
- H04N19/46—Embedding additional information in the video signal during the compression process
-
- 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
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
- H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008058375 | 2008-03-07 | ||
| JP2008175694 | 2008-07-04 | ||
| PCT/JP2008/073636 WO2009110160A1 (ja) | 2008-03-07 | 2008-12-25 | 動画像符号化/復号化方法及び装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BRPI0822364A2 true BRPI0822364A2 (pt) | 2015-09-15 |
Family
ID=41055730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0822364A BRPI0822364A2 (pt) | 2008-03-07 | 2008-12-25 | método e aparelho de codificação/decodificação de vídeo |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US20100322303A1 (pt) |
| EP (1) | EP2249572A4 (pt) |
| JP (1) | JPWO2009110160A1 (pt) |
| KR (1) | KR20100105680A (pt) |
| CN (1) | CN101926175A (pt) |
| AU (1) | AU2008352118A1 (pt) |
| BR (1) | BRPI0822364A2 (pt) |
| CA (1) | CA2715211A1 (pt) |
| MX (1) | MX2010009194A (pt) |
| RU (1) | RU2010132652A (pt) |
| WO (1) | WO2009110160A1 (pt) |
| ZA (1) | ZA201005949B (pt) |
Families Citing this family (55)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8638852B2 (en) | 2008-01-08 | 2014-01-28 | Qualcomm Incorporated | Video coding of filter coefficients based on horizontal and vertical symmetry |
| US8503527B2 (en) | 2008-10-03 | 2013-08-06 | Qualcomm Incorporated | Video coding with large macroblocks |
| JPWO2010076856A1 (ja) * | 2009-01-05 | 2012-06-21 | 株式会社東芝 | 動画像符号化方法及び動画像復号化方法 |
| JP5597968B2 (ja) | 2009-07-01 | 2014-10-01 | ソニー株式会社 | 画像処理装置および方法、プログラム、並びに記録媒体 |
| JP5359657B2 (ja) * | 2009-07-31 | 2013-12-04 | ソニー株式会社 | 画像符号化装置および方法、記録媒体、並びにプログラム |
| JP5295053B2 (ja) * | 2009-09-16 | 2013-09-18 | 日本電信電話株式会社 | 予測信号生成方法,予測信号生成装置および予測信号生成プログラム |
| CN102484713A (zh) * | 2009-09-17 | 2012-05-30 | 株式会社东芝 | 运动图像编码方法以及运动图像解码方法 |
| CN102577382B (zh) | 2009-10-15 | 2016-08-03 | 汤姆森特许公司 | 用于视频编码器和解码器的有效自适应滤波的方法和装置 |
| JP5791618B2 (ja) * | 2009-10-29 | 2015-10-07 | ベステル エレクトロニク サナイー ベ ティカレト エー.エス. | ビデオ・シーケンスを処理する方法及び装置 |
| WO2011070698A1 (ja) * | 2009-12-07 | 2011-06-16 | 三菱電機株式会社 | 画像符号化装置、画像復号装置、画像符号化方法、および画像復号方法 |
| CN107071480A (zh) * | 2009-12-18 | 2017-08-18 | 夏普株式会社 | 解码装置 |
| JP2011139208A (ja) * | 2009-12-28 | 2011-07-14 | Sony Corp | 画像処理装置および方法 |
| EP2525576A4 (en) * | 2010-01-12 | 2015-04-15 | Sharp Kk | ENCODER APPARATUS, DECODER APPARATUS, AND DATA STRUCTURE |
| JP2014060744A (ja) * | 2010-01-13 | 2014-04-03 | Toshiba Corp | 動画像符号化装置および復号装置 |
| JP2013232974A (ja) * | 2010-01-13 | 2013-11-14 | Toshiba Corp | 動画像符号化装置および復号装置 |
| KR101457396B1 (ko) | 2010-01-14 | 2014-11-03 | 삼성전자주식회사 | 디블로킹 필터링을 이용한 비디오 부호화 방법과 그 장치, 및 디블로킹 필터링을 이용한 비디오 복호화 방법 및 그 장치 |
| EP2545711B1 (en) * | 2010-03-09 | 2018-05-09 | Thomson Licensing DTV | Methods and apparatus for a classification-based loop filter |
| US20110222608A1 (en) * | 2010-03-15 | 2011-09-15 | Yongying Gao | Localized in-loop filtering with multiple filters in hybrid video coding |
| KR101529992B1 (ko) | 2010-04-05 | 2015-06-18 | 삼성전자주식회사 | 픽셀 그룹별 픽셀값 보상을 위한 비디오 부호화 방법과 그 장치, 및 픽셀 그룹별 픽셀값 보상을 위한 비디오 복호화 방법과 그 장치 |
| KR101750046B1 (ko) | 2010-04-05 | 2017-06-22 | 삼성전자주식회사 | 트리 구조에 따른 부호화 단위에 기반한 인루프 필터링을 수반하는 비디오 부호화 방법과 그 장치 및 복호화 방법과 그 장치 |
| KR101682147B1 (ko) | 2010-04-05 | 2016-12-05 | 삼성전자주식회사 | 변환 및 역변환에 기초한 보간 방법 및 장치 |
| EP2559238B1 (en) | 2010-04-13 | 2015-06-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Adaptive image filtering method and apparatus |
| CA2962290C (en) | 2010-04-13 | 2018-07-24 | Samsung Electronics Co., Ltd. | Video-encoding method and video-encoding apparatus based on encoding units determined in accordance with a tree structure, and video-decoding method and video-decoding apparatus based on encoding units determined in accordance with a tree structure |
| JPWO2011161823A1 (ja) * | 2010-06-25 | 2013-08-19 | 株式会社東芝 | 動画像符号化方法および復号方法 |
| KR20120005968A (ko) * | 2010-07-09 | 2012-01-17 | 삼성전자주식회사 | 조절 가능한 루프 필터링을 이용한 비디오 부호화 방법 및 그 장치, 조절 가능한 루프 필터링을 이용한 비디오 복호화 방법 및 그 장치 |
| WO2012049876A1 (ja) * | 2010-10-12 | 2012-04-19 | 株式会社 東芝 | 動画像符号化方法および復号方法 |
| WO2012081706A1 (ja) * | 2010-12-17 | 2012-06-21 | シャープ株式会社 | 画像フィルタ装置、フィルタ装置、復号装置、符号化装置、および、データ構造 |
| KR101438471B1 (ko) * | 2011-01-03 | 2014-09-16 | 미디어텍 인크. | 필터 유닛 기반 인-루프 필터링 방법 |
| US9445126B2 (en) * | 2011-01-05 | 2016-09-13 | Qualcomm Incorporated | Video filtering using a combination of one-dimensional switched filter and one-dimensional adaptive filter |
| WO2012093491A1 (ja) * | 2011-01-07 | 2012-07-12 | 株式会社 東芝 | 動画像符号化方法及び装置、動画像復号化方法及び装置 |
| US8898139B1 (en) | 2011-06-24 | 2014-11-25 | Google Inc. | Systems and methods for dynamic visual search engine |
| CA3016913C (en) | 2011-06-28 | 2020-03-10 | Samsung Electronics Co., Ltd. | Video encoding method using offset adjustments according to pixel classification and apparatus therefor, video decoding method and apparatus therefor |
| CN103733628A (zh) * | 2011-08-08 | 2014-04-16 | 摩托罗拉移动有限责任公司 | 变换单元分割的残差树结构 |
| JP5812806B2 (ja) * | 2011-10-31 | 2015-11-17 | 三菱電機株式会社 | 画像符号化装置、画像復号装置、画像符号化方法及び画像復号方法 |
| TWI661711B (zh) * | 2011-11-08 | 2019-06-01 | 三星電子股份有限公司 | 視訊解碼方法、視訊編碼方法、裝置及非暫態電腦可讀儲存媒體 |
| KR101462052B1 (ko) * | 2011-11-09 | 2014-11-20 | 에스케이 텔레콤주식회사 | 변환을 이용한 주파수 도메인 상의 적응적 루프 필터를 이용한 영상 부호화/복호화 방법 및 장치 |
| AR092786A1 (es) * | 2012-01-09 | 2015-05-06 | Jang Min | Metodos para eliminar artefactos de bloque |
| GB2502047B (en) * | 2012-04-04 | 2019-06-05 | Snell Advanced Media Ltd | Video sequence processing |
| MX388034B (es) * | 2012-04-13 | 2025-03-19 | Mitsubishi Electric Corp | Dispositivo de codificación de imagen, dispositivo de decodificación de imagen, método de codificación de imagen, y método de decodificación de imagen. |
| MX363851B (es) * | 2012-04-13 | 2019-04-05 | Jvc Kenwood Corp | Dispositivo de decodificación de imagen y método de decodificación de imagen. |
| RU2653258C2 (ru) * | 2012-06-19 | 2018-05-07 | ЭлДжи ЭЛЕКТРОНИКС ИНК. | Способ и устройство для обработки видеосигнала |
| JP6045222B2 (ja) * | 2012-06-28 | 2016-12-14 | 株式会社Nttドコモ | 動画像予測復号装置、方法及びプログラム |
| JP5798539B2 (ja) * | 2012-09-24 | 2015-10-21 | 株式会社Nttドコモ | 動画像予測符号化装置、動画像予測符号化方法、動画像予測復号装置及び動画像予測復号方法 |
| US9510002B2 (en) | 2013-09-09 | 2016-11-29 | Apple Inc. | Chroma quantization in video coding |
| JP2015144423A (ja) | 2013-12-25 | 2015-08-06 | 三星電子株式会社Samsung Electronics Co.,Ltd. | 画像符号化装置、画像復号化装置、それらの方法、プログラム及び画像処理システム |
| CN109891894B (zh) * | 2016-12-01 | 2021-10-08 | 谷歌有限责任公司 | 用于恢复由重构产生的劣化帧的劣化图块的方法和装置 |
| JP6292460B2 (ja) * | 2017-01-04 | 2018-03-14 | ソニー株式会社 | 画像処理装置および方法 |
| CN110490213B (zh) * | 2017-09-11 | 2021-10-29 | 腾讯科技(深圳)有限公司 | 图像识别方法、装置及存储介质 |
| DE102018110383B4 (de) * | 2018-04-30 | 2025-11-13 | Basler Ag | Verfahren und Vorrichtung zum Kodieren von Bilddaten |
| US10674151B2 (en) * | 2018-07-30 | 2020-06-02 | Intel Corporation | Adaptive in-loop filtering for video coding |
| TWI738077B (zh) * | 2018-10-08 | 2021-09-01 | 新加坡商聯發科技(新加坡)私人有限公司 | 圖像以及視訊編解碼中最後有效係數的編解碼方法以及裝置 |
| WO2021025080A1 (ja) * | 2019-08-07 | 2021-02-11 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 符号化装置、復号装置、符号化方法、および復号方法 |
| JP7479137B2 (ja) * | 2019-12-03 | 2024-05-08 | キヤノン株式会社 | 信号処理装置および信号処理方法、システム並びにプログラム |
| EP4521748A4 (en) * | 2022-06-08 | 2025-09-10 | Panasonic Ip Corp America | IMAGE ENCODING DEVICE, IMAGE DECODING DEVICE, IMAGE ENCODING METHOD, AND IMAGE DECODING METHOD |
| US20250039387A1 (en) * | 2023-07-30 | 2025-01-30 | Tencent America LLC | Temporal resampling and restoration in video coding and decoding systems |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2868342B2 (ja) * | 1991-08-23 | 1999-03-10 | 日本電気株式会社 | フレーム間予測符号化装置のループ内フィルタ制御方式 |
| US5325526A (en) * | 1992-05-12 | 1994-06-28 | Intel Corporation | Task scheduling in a multicomputer system |
| JPH05336514A (ja) * | 1992-05-29 | 1993-12-17 | Sony Corp | 画像符号化装置 |
| JPH0638197A (ja) * | 1992-06-30 | 1994-02-10 | Sony Corp | 符号器、復号器、および符号化方法 |
| JP3165296B2 (ja) * | 1992-12-25 | 2001-05-14 | 三菱電機株式会社 | フレーム間符号化処理方式及びフレーム間符号化処理方法及び符号化制御方式 |
| JPH0993578A (ja) * | 1995-09-26 | 1997-04-04 | Matsushita Electric Ind Co Ltd | 画像送信装置及び画像受信装置、並びに画像送信方法及び画像受信方法 |
| JPH09121354A (ja) * | 1995-10-25 | 1997-05-06 | Oki Electric Ind Co Ltd | ループフィルタ制御方法、動きベクトル検出方法及びループフィルタ制御回路 |
| US6633611B2 (en) * | 1997-04-24 | 2003-10-14 | Mitsubishi Denki Kabushiki Kaisha | Method and apparatus for region-based moving image encoding and decoding |
| JP2001275110A (ja) | 2000-03-24 | 2001-10-05 | Matsushita Electric Ind Co Ltd | 動的なループ及びポストフィルタリングのための方法及び装置 |
| PT2296382E (pt) * | 2001-09-12 | 2012-01-19 | Panasonic Corp | Método de codificação de imagem |
| US7596279B2 (en) * | 2002-04-26 | 2009-09-29 | Ntt Docomo, Inc. | Image encoding device, image decoding device, image encoding method, image decoding method, image encoding program, and image decoding program |
| US7580460B2 (en) * | 2003-03-28 | 2009-08-25 | Sony Corporation | Video encoder with multiple outputs having different attributes |
| BRPI0414397A (pt) * | 2003-09-17 | 2006-11-21 | Thomson Licensing | geração de imagem de referência adaptativa |
| US7574060B2 (en) * | 2004-11-22 | 2009-08-11 | Broadcom Corporation | Deblocker for postprocess deblocking |
| JP4987322B2 (ja) * | 2006-02-28 | 2012-07-25 | 株式会社東芝 | 動画像復号装置及び動画像復号方法 |
| US7912129B2 (en) * | 2006-03-16 | 2011-03-22 | Sony Corporation | Uni-modal based fast half-pel and fast quarter-pel refinement for video encoding |
| EP1841230A1 (en) * | 2006-03-27 | 2007-10-03 | Matsushita Electric Industrial Co., Ltd. | Adaptive wiener filter for video coding |
| KR101484606B1 (ko) * | 2006-07-18 | 2015-01-21 | 톰슨 라이센싱 | 적응적 참조 필터링을 위한 방법 및 장치 |
| US8422803B2 (en) * | 2007-06-28 | 2013-04-16 | Mitsubishi Electric Corporation | Image encoding device, image decoding device, image encoding method and image decoding method |
| JP5215951B2 (ja) * | 2009-07-01 | 2013-06-19 | キヤノン株式会社 | 符号化装置及びその制御方法、コンピュータプログラム |
-
2008
- 2008-12-25 MX MX2010009194A patent/MX2010009194A/es not_active Application Discontinuation
- 2008-12-25 RU RU2010132652/07A patent/RU2010132652A/ru not_active Application Discontinuation
- 2008-12-25 CN CN2008801257805A patent/CN101926175A/zh active Pending
- 2008-12-25 KR KR1020107015663A patent/KR20100105680A/ko not_active Ceased
- 2008-12-25 WO PCT/JP2008/073636 patent/WO2009110160A1/ja not_active Ceased
- 2008-12-25 JP JP2010501774A patent/JPWO2009110160A1/ja active Pending
- 2008-12-25 EP EP08873121A patent/EP2249572A4/en not_active Withdrawn
- 2008-12-25 BR BRPI0822364A patent/BRPI0822364A2/pt not_active IP Right Cessation
- 2008-12-25 CA CA2715211A patent/CA2715211A1/en not_active Abandoned
- 2008-12-25 AU AU2008352118A patent/AU2008352118A1/en not_active Abandoned
-
2010
- 2010-08-10 US US12/853,956 patent/US20100322303A1/en not_active Abandoned
- 2010-08-20 ZA ZA2010/05949A patent/ZA201005949B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| MX2010009194A (es) | 2010-09-10 |
| JPWO2009110160A1 (ja) | 2011-07-14 |
| CA2715211A1 (en) | 2009-09-11 |
| CN101926175A (zh) | 2010-12-22 |
| KR20100105680A (ko) | 2010-09-29 |
| ZA201005949B (en) | 2011-05-25 |
| EP2249572A1 (en) | 2010-11-10 |
| US20100322303A1 (en) | 2010-12-23 |
| AU2008352118A1 (en) | 2009-09-11 |
| WO2009110160A1 (ja) | 2009-09-11 |
| EP2249572A4 (en) | 2012-05-23 |
| RU2010132652A (ru) | 2012-02-10 |
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