JP6285484B2 - ブロッキングアーチファクトを除去する方法 - Google Patents
ブロッキングアーチファクトを除去する方法 Download PDFInfo
- Publication number
- JP6285484B2 JP6285484B2 JP2016082961A JP2016082961A JP6285484B2 JP 6285484 B2 JP6285484 B2 JP 6285484B2 JP 2016082961 A JP2016082961 A JP 2016082961A JP 2016082961 A JP2016082961 A JP 2016082961A JP 6285484 B2 JP6285484 B2 JP 6285484B2
- Authority
- JP
- Japan
- Prior art keywords
- sample
- unit
- quantization parameter
- edge
- quantization
- 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.)
- Active
Links
- 230000000903 blocking effect Effects 0.000 title description 7
- 238000013139 quantization Methods 0.000 claims description 148
- 238000000034 method Methods 0.000 claims description 38
- 238000001914 filtration Methods 0.000 claims description 23
- 238000012805 post-processing Methods 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 230000003044 adaptive effect Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 16
- 239000011159 matrix material Substances 0.000 description 11
- 239000013598 vector Substances 0.000 description 8
- 208000037170 Delayed Emergence from Anesthesia Diseases 0.000 description 6
- 238000011161 development Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 239000000284 extract Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/40—Picture signal circuits
- H04N1/409—Edge or detail enhancement; Noise or error suppression
-
- 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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
-
- 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
- H04N19/134—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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
-
- 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
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
-
- 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
- H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
- H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
-
- 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
- H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
-
- 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
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/192—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding the adaptation method, adaptation tool or adaptation type being iterative or recursive
- H04N19/194—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding the adaptation method, adaptation tool or adaptation type being iterative or recursive involving only two passes
-
- 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
- H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Facsimile Image Signal Circuits (AREA)
- Image Processing (AREA)
Description
例えば、本願発明は以下の項目を提供する。
(項目1)
ブロッキングアーチファクトを除去する方法において、
8×8サンプルグリッド上の各4−サンプルエッジ毎に境界強度を決定するステップ;
前記境界強度が0でない場合、前記4−サンプルエッジにデブロッキングフィルタを実行するかどうかを決定するステップ;
前記4−サンプルエッジにデブロッキングフィルタが実行される場合、デブロッキングフィルタを選択するステップ;及び、
前記選択されたフィルタを利用して前記4−サンプルエッジをフィルタリングするステップ;を含むことを特徴とする方法。
(項目2)
前記4−サンプルエッジが変換ユニット境界でない、且つ前記4−サンプルエッジが予測ユニット境界でない場合、前記境界強度は、0に設定されることを特徴とする項目1に記載の方法。
(項目3)
前記境界強度は、0、1又は2であることを特徴とする項目1に記載の方法。
(項目4)
垂直4−サンプルエッジがフィルタリングされた後、水平エッジがフィルタリングされることを特徴とする項目1に記載の方法。
(項目5)
サンプルp0を含む予測ユニット又はサンプルq0を含む予測ユニットがイントラ符号化される場合、前記境界強度は、2に設定されることを特徴とする項目4に記載の方法。
(項目6)
前記サンプルp0を含む予測ユニット及び前記サンプルq0を含む予測ユニットがインター符号化される場合、前記境界強度は、0又は1に設定されることを特徴とする項目5に記載の方法。
×Nである。インター予測において、前記予測ユニットのサイズは、分割モードにより特定される。コーディングユニットが対称に分割されると、分割モードは、2N×2N、2N×N、N×2N及びN×Nのうち一つである。コーディングユニットが非対称に分割されると、分割モードは、2N×nU、2N×nD、nL×2N及びnR×2Nのうち一つである。
子化パラメータ、及び、4)以前コーディングユニットの量子化パラメータの順に検索さ
れる。
1)
1)
Claims (6)
- 映像データの後処理方法であって、
変換ユニット又は予測ユニットの境界であり、且つ8×8サンプルグリッド上に位置する4−サンプルエッジ毎に境界強度を決定するステップ;
前記4−サンプルエッジの境界強度が0でない場合、前記4−サンプルエッジにデブロッキングフィルタを実行するかどうかを決定するステップ;
前記4−サンプルエッジにデブロッキングフィルタが実行される場合、前記4−サンプルエッジに適用するデブロッキングフィルタを選択するステップ;
前記選択されたフィルタを利用して前記4−サンプルエッジをフィルタリングするステップ;及び
サンプル適応的オフセット(SAO)タイプがエッジオフセットの場合、エッジオフセットを適用するステップ;を含み、
前記境界強度を決定するステップにおいては、前記8×8サンプルグリッド上に位置しない4−サンプルエッジに対しては境界強度を決定しないことを特徴とする映像データの後処理方法。 - 前記4−サンプルエッジが変換ユニットの境界及び予測ユニットの境界のいずれでもない場合、前記境界強度は、0に設定されることを特徴とする請求項1に記載の方法。
- 前記4−サンプルエッジの境界強度は、0、1又は2であることを特徴とする請求項1に記載の方法。
- 前記4−サンプルエッジの両側に位置するサンプルp0とサンプルq0について、前記サンプルp0を含む予測ユニット又は前記サンプルq0を含む予測ユニットがイントラ符号化される場合、前記境界強度は、2に設定されることを特徴とする請求項3に記載の方法。
- 境界量子化パラメータを利用して前記4−サンプルエッジにデブロッキングフィルタを実行するかどうかを決定し、前記4−サンプルエッジの両側に位置するサンプルp0とサンプルq0について、前記境界量子化パラメータは、前記サンプルp0を含むブロックの量子化パラメータと前記サンプルq0を含むブロックの量子化パラメータの平均値に設定されることを特徴とする請求項1に記載の方法。
- 境界量子化パラメータを利用してデブロッキングフィルタを選択することを特徴とする請求項5に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20120002597 | 2012-01-09 | ||
KR10-2012-0002597 | 2012-01-09 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014543765A Division JP5923618B2 (ja) | 2012-01-09 | 2013-01-08 | ブロッキングアーチファクトを除去する方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016131402A JP2016131402A (ja) | 2016-07-21 |
JP6285484B2 true JP6285484B2 (ja) | 2018-02-28 |
Family
ID=48722743
Family Applications (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014543765A Active JP5923618B2 (ja) | 2012-01-09 | 2013-01-08 | ブロッキングアーチファクトを除去する方法 |
JP2016082962A Active JP6285485B2 (ja) | 2012-01-09 | 2016-04-18 | ブロッキングアーチファクトを除去する方法 |
JP2016082961A Active JP6285484B2 (ja) | 2012-01-09 | 2016-04-18 | ブロッキングアーチファクトを除去する方法 |
JP2016082964A Active JP6285487B2 (ja) | 2012-01-09 | 2016-04-18 | ブロッキングアーチファクトを除去する方法 |
JP2016082963A Active JP6285486B2 (ja) | 2012-01-09 | 2016-04-18 | ブロッキングアーチファクトを除去する方法 |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014543765A Active JP5923618B2 (ja) | 2012-01-09 | 2013-01-08 | ブロッキングアーチファクトを除去する方法 |
JP2016082962A Active JP6285485B2 (ja) | 2012-01-09 | 2016-04-18 | ブロッキングアーチファクトを除去する方法 |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016082964A Active JP6285487B2 (ja) | 2012-01-09 | 2016-04-18 | ブロッキングアーチファクトを除去する方法 |
JP2016082963A Active JP6285486B2 (ja) | 2012-01-09 | 2016-04-18 | ブロッキングアーチファクトを除去する方法 |
Country Status (13)
Country | Link |
---|---|
US (4) | US10504208B2 (ja) |
EP (3) | EP3923576A1 (ja) |
JP (5) | JP5923618B2 (ja) |
KR (3) | KR20140067132A (ja) |
CN (10) | CN109889688B (ja) |
AR (4) | AR092786A1 (ja) |
BR (5) | BR122020018032B1 (ja) |
CA (5) | CA2849417C (ja) |
IN (1) | IN2014CN03870A (ja) |
MX (6) | MX2018007256A (ja) |
SG (2) | SG11201400673UA (ja) |
TW (6) | TWI647951B (ja) |
WO (1) | WO2013104298A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105984991B (zh) * | 2015-02-02 | 2019-01-01 | 江苏中金环保科技有限公司 | 一种污水深度处理工艺 |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20130049523A (ko) * | 2011-11-04 | 2013-05-14 | 오수미 | 인트라 예측 블록 생성 장치 |
KR20130049524A (ko) * | 2011-11-04 | 2013-05-14 | 오수미 | 인트라 예측 블록 생성 방법 |
AR092786A1 (es) * | 2012-01-09 | 2015-05-06 | Jang Min | Metodos para eliminar artefactos de bloque |
CN105791865B (zh) * | 2014-12-22 | 2020-01-17 | 江苏省电力公司南京供电公司 | 帧内预测及去块滤波方法 |
WO2018171888A1 (en) | 2017-03-23 | 2018-09-27 | Huawei Technologies Co., Ltd. | Apparatus and method for de-blocking filtering |
CN107715535A (zh) * | 2017-11-20 | 2018-02-23 | 嘉兴光跃环境工程设备有限公司 | 一种新型节能水过滤器 |
CN111971961A (zh) | 2018-03-28 | 2020-11-20 | 华为技术有限公司 | 图像处理设备和执行有效去块效应的方法技术领域 |
WO2020030192A1 (en) | 2018-08-10 | 2020-02-13 | Huawei Technologies Co., Ltd. | Apparatus and method for performing deblocking |
EP3849196A4 (en) | 2018-09-05 | 2021-10-27 | Panasonic Intellectual Property Corporation of America | ENCODING DEVICE, DECODING DEVICE, ENCODING METHOD, AND DECODING METHOD |
CN109345476A (zh) * | 2018-09-19 | 2019-02-15 | 南昌工程学院 | 基于深度残差网络的高光谱图像超分辨率重建方法及装置 |
NZ774817A (en) | 2018-09-24 | 2023-07-28 | Huawei Tech Co Ltd | Image processing device and method for performing quality optimized deblocking |
WO2020141880A1 (ko) * | 2019-01-02 | 2020-07-09 | 엘지전자 주식회사 | 영상 코딩 시스템에서 디블록킹 필터링을 사용하는 영상 디코딩 방법 및 장치 |
KR102605674B1 (ko) * | 2019-01-02 | 2023-11-23 | 엘지전자 주식회사 | 디블록킹 필터링을 사용하는 영상 코딩 방법 및 장치 |
WO2020156515A1 (en) * | 2019-01-31 | 2020-08-06 | Beijing Bytedance Network Technology Co., Ltd. | Refined quantization steps in video coding |
CA3150263A1 (en) * | 2019-09-06 | 2021-03-11 | Kenneth Andersson | DEBLOCKING FILTER SELECTION FOR VIDEO OR IMAGE ENCODING |
EP4078949A4 (en) * | 2019-12-31 | 2023-03-29 | Huawei Technologies Co., Ltd. | METHOD AND APPARATUS FOR UNLOCKING BETWEEN BOUNDARIES FILTERING OF BLOCKS PREDICTED USING WEIGHTED PREDICTION AND NON-RIGHTANGLE MERGE MODES |
Family Cites Families (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7929610B2 (en) * | 2001-03-26 | 2011-04-19 | Sharp Kabushiki Kaisha | Methods and systems for reducing blocking artifacts with reduced complexity for spatially-scalable video coding |
AU2002323591A1 (en) * | 2001-09-05 | 2003-03-18 | Emblaze Systems Ltd. | Method for reducing blocking artifacts |
CN1874522B (zh) * | 2001-11-29 | 2010-09-08 | 松下电器产业株式会社 | 运动图像编码方法 |
EP2320661B8 (en) * | 2001-11-29 | 2015-09-02 | Godo Kaisha IP Bridge 1 | Coding distortion removal method |
US7046729B2 (en) * | 2002-08-27 | 2006-05-16 | Ess Technology, Inc. | Bit rate control for motion compensated video compression system |
CN100401780C (zh) * | 2004-05-07 | 2008-07-09 | 美国博通公司 | 在视频解码器中动态选择变换尺寸的方法和系统 |
US8116379B2 (en) * | 2004-10-08 | 2012-02-14 | Stmicroelectronics, Inc. | Method and apparatus for parallel processing of in-loop deblocking filter for H.264 video compression standard |
KR100679035B1 (ko) * | 2005-01-04 | 2007-02-06 | 삼성전자주식회사 | 인트라 bl 모드를 고려한 디블록 필터링 방법, 및 상기방법을 이용하는 다 계층 비디오 인코더/디코더 |
CN1870752A (zh) * | 2005-05-23 | 2006-11-29 | 其乐达科技股份有限公司 | 应用于视频编码/解码的解块滤波方法及其装置 |
US8537903B2 (en) * | 2005-09-23 | 2013-09-17 | Entropic Communications, Inc. | De-blocking and de-ringing systems and methods |
JP4643437B2 (ja) * | 2005-12-27 | 2011-03-02 | 株式会社東芝 | 情報処理装置 |
JP4643454B2 (ja) * | 2006-01-10 | 2011-03-02 | 株式会社東芝 | 動画像復号装置及び動画像復号方法 |
CN101895744B (zh) * | 2006-01-12 | 2013-03-20 | Lg电子株式会社 | 处理多视图视频 |
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 |
US20070230564A1 (en) * | 2006-03-29 | 2007-10-04 | Qualcomm Incorporated | Video processing with scalability |
CN101076124B (zh) * | 2006-05-18 | 2010-09-08 | 北京大学深圳研究生院 | 去块滤波器 |
KR100819289B1 (ko) * | 2006-10-20 | 2008-04-02 | 삼성전자주식회사 | 영상 데이터의 디블록킹 필터링 방법 및 디블록킹 필터 |
WO2008090793A1 (ja) * | 2007-01-22 | 2008-07-31 | Nec Corporation | 画像再符号化装置、画像再符号化方法及び画像符号化プログラム |
CN100571391C (zh) | 2007-05-09 | 2009-12-16 | 安凯(广州)软件技术有限公司 | 用于视频编解码系统中解块滤波的并行处理方法 |
US8571104B2 (en) * | 2007-06-15 | 2013-10-29 | Qualcomm, Incorporated | Adaptive coefficient scanning in video coding |
CN101389016B (zh) * | 2007-09-13 | 2010-10-20 | 华为技术有限公司 | 获得块边界强度和去除块效应的方法和装置 |
US8619880B2 (en) * | 2007-10-10 | 2013-12-31 | Qualcomm Incorporated | Universal blockiness correction |
CN101459839A (zh) * | 2007-12-10 | 2009-06-17 | 三星电子株式会社 | 去块效应滤波方法及实现该方法的装置 |
CN100563338C (zh) * | 2007-12-13 | 2009-11-25 | 上海广电(集团)有限公司中央研究院 | 一种恒定码率的控制方法 |
KR20090078494A (ko) * | 2008-01-15 | 2009-07-20 | 삼성전자주식회사 | 영상 데이터의 디블록킹 필터링 방법 및 디블록킹 필터 |
AU2008352118A1 (en) * | 2008-03-07 | 2009-09-11 | Kabushiki Kaisha Toshiba | Dynamic image encoding/decoding method and device |
CN101267560A (zh) * | 2008-03-19 | 2008-09-17 | 浙江大学 | 去块滤波方法及装置 |
US8705622B2 (en) * | 2008-04-10 | 2014-04-22 | Qualcomm Incorporated | Interpolation filter support for sub-pixel resolution in video coding |
US9794597B2 (en) * | 2008-04-11 | 2017-10-17 | Thomson Licensing Dtv | Methods and apparatus for deblocking filtering of non-local intra prediction |
US8897359B2 (en) * | 2008-06-03 | 2014-11-25 | Microsoft Corporation | Adaptive quantization for enhancement layer video coding |
EP2182732A1 (en) * | 2008-10-28 | 2010-05-05 | Panasonic Corporation | Switching between scans in image coding |
JP5087016B2 (ja) * | 2009-01-19 | 2012-11-28 | 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 |
US20100211060A1 (en) * | 2009-02-13 | 2010-08-19 | Cutera, Inc. | Radio frequency treatment of subcutaneous fat |
CN101505425B (zh) * | 2009-03-11 | 2011-11-23 | 北京中星微电子有限公司 | 一种宏块滤波方法及装置 |
US9185430B2 (en) * | 2010-03-15 | 2015-11-10 | Mediatek Singapore Pte. Ltd. | Deblocking filtering method and deblocking filter |
CN102972021A (zh) * | 2010-04-07 | 2013-03-13 | 线性代数技术有限公司 | 适合手持式和移动应用的具有减少的存储器和处理要求的广播视频解码器 |
CN108366264B (zh) * | 2010-06-04 | 2022-08-26 | 索尼公司 | 图像处理设备和方法 |
BR112012031160B1 (pt) * | 2010-06-10 | 2022-04-19 | Interdigital Vc Holdings, Inc. | Método em um decodificador de vídeo, decodificador de vídeo e mídia de armazenamento legível por computador para determinação de preditores de parâmetros de quantização a partir de uma pluralidade de parâmetros de quantização vizinhos |
CN102088603B (zh) * | 2010-12-31 | 2013-12-04 | 北京大学深圳研究生院 | 用于视频编码器的熵编码器及其实现方法 |
CN103404147B (zh) * | 2011-03-10 | 2016-08-31 | 联发科技(新加坡)私人有限公司 | 去区块滤波器方法及装置 |
CN102685478B (zh) * | 2011-03-11 | 2015-04-29 | 华为技术有限公司 | 编码方法以及装置、解码方法以及装置 |
KR102350071B1 (ko) * | 2011-11-04 | 2022-01-11 | 엘지전자 주식회사 | 영상 정보 인코딩/디코딩 방법 및 장치 |
KR20130050404A (ko) * | 2011-11-07 | 2013-05-16 | 오수미 | 인터 모드에서의 복원 블록 생성 방법 |
AR092786A1 (es) * | 2012-01-09 | 2015-05-06 | Jang Min | Metodos para eliminar artefactos de bloque |
BR122020018116B1 (pt) * | 2012-01-17 | 2023-11-21 | Gensquare Llc | Método para aplicar um deslocamento de borda |
-
2013
- 2013-01-07 AR ARP130100060A patent/AR092786A1/es active IP Right Grant
- 2013-01-08 CN CN201910116984.2A patent/CN109889688B/zh active Active
- 2013-01-08 BR BR122020018032-3A patent/BR122020018032B1/pt active IP Right Grant
- 2013-01-08 CA CA2849417A patent/CA2849417C/en active Active
- 2013-01-08 SG SG11201400673UA patent/SG11201400673UA/en unknown
- 2013-01-08 KR KR1020147010065A patent/KR20140067132A/ko not_active Application Discontinuation
- 2013-01-08 EP EP21181358.9A patent/EP3923576A1/en active Pending
- 2013-01-08 MX MX2018007256A patent/MX2018007256A/es unknown
- 2013-01-08 CN CN201910116991.2A patent/CN110086957B/zh active Active
- 2013-01-08 KR KR1020147010068A patent/KR20140057390A/ko not_active Application Discontinuation
- 2013-01-08 JP JP2014543765A patent/JP5923618B2/ja active Active
- 2013-01-08 US US14/349,557 patent/US10504208B2/en active Active
- 2013-01-08 EP EP13735902.2A patent/EP2751983A4/en not_active Ceased
- 2013-01-08 CA CA3090775A patent/CA3090775C/en active Active
- 2013-01-08 MX MX2015017913A patent/MX363195B/es unknown
- 2013-01-08 CN CN201910116983.8A patent/CN109889832B/zh active Active
- 2013-01-08 MX MX2015017912A patent/MX356875B/es unknown
- 2013-01-08 KR KR1020147010069A patent/KR20140102180A/ko not_active Application Discontinuation
- 2013-01-08 CA CA2978151A patent/CA2978151C/en active Active
- 2013-01-08 CA CA3184190A patent/CA3184190A1/en active Pending
- 2013-01-08 CN CN201310005654.9A patent/CN103200402B/zh active Active
- 2013-01-08 CN CN201910120808.6A patent/CN110062128B/zh active Active
- 2013-01-08 CN CN201910116965.XA patent/CN109905707B/zh active Active
- 2013-01-08 BR BR122020018046-3A patent/BR122020018046B1/pt active IP Right Grant
- 2013-01-08 WO PCT/CN2013/070217 patent/WO2013104298A1/en active Application Filing
- 2013-01-08 BR BR122020018040-4A patent/BR122020018040B1/pt active IP Right Grant
- 2013-01-08 MX MX2014004001A patent/MX2014004001A/es unknown
- 2013-01-08 BR BR122020018035-8A patent/BR122020018035B1/pt active IP Right Grant
- 2013-01-08 CA CA3184273A patent/CA3184273A1/en active Pending
- 2013-01-08 CN CN201910117322.7A patent/CN110062229B/zh active Active
- 2013-01-08 MX MX2015017914A patent/MX363194B/es unknown
- 2013-01-08 SG SG10201609349UA patent/SG10201609349UA/en unknown
- 2013-01-08 CN CN201910117289.8A patent/CN110099191B/zh active Active
- 2013-01-08 BR BR112014008254-5A patent/BR112014008254B1/pt active IP Right Grant
- 2013-01-08 EP EP21181341.5A patent/EP3923560A1/en active Pending
- 2013-01-08 CN CN201910116967.9A patent/CN109905708B/zh active Active
- 2013-01-08 CN CN201910117321.2A patent/CN109982084B/zh active Active
- 2013-01-08 MX MX2015017915A patent/MX350557B/es unknown
- 2013-01-09 TW TW106145411A patent/TWI647951B/zh active
- 2013-01-09 TW TW109132959A patent/TWI800752B/zh active
- 2013-01-09 TW TW105128366A patent/TWI615019B/zh active
- 2013-01-09 TW TW102100797A patent/TWI555342B/zh active
- 2013-01-09 TW TW107142444A patent/TWI709333B/zh active
- 2013-01-09 TW TW112111196A patent/TW202329696A/zh unknown
-
2014
- 2014-04-25 AR ARP140101723A patent/AR096101A2/es active IP Right Grant
- 2014-04-25 AR ARP140101724A patent/AR096102A2/es active IP Right Grant
- 2014-04-25 AR ARP140101725A patent/AR096103A2/es active IP Right Grant
- 2014-05-22 IN IN3870CHN2014 patent/IN2014CN03870A/en unknown
-
2016
- 2016-04-18 JP JP2016082962A patent/JP6285485B2/ja active Active
- 2016-04-18 JP JP2016082961A patent/JP6285484B2/ja active Active
- 2016-04-18 JP JP2016082964A patent/JP6285487B2/ja active Active
- 2016-04-18 JP JP2016082963A patent/JP6285486B2/ja active Active
-
2019
- 2019-11-15 US US16/685,721 patent/US11100609B2/en active Active
-
2021
- 2021-07-28 US US17/387,560 patent/US11729388B2/en active Active
-
2023
- 2023-07-11 US US18/220,595 patent/US20230353738A1/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105984991B (zh) * | 2015-02-02 | 2019-01-01 | 江苏中金环保科技有限公司 | 一种污水深度处理工艺 |
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6285484B2 (ja) | ブロッキングアーチファクトを除去する方法 | |
JP6302577B2 (ja) | エッジオフセットを適用する方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20160418 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20170523 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20170525 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20170821 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20171024 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20180104 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20180201 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6285484 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |