MXPA05007447A - Aparato de decodificador y metodo para suavizar artefactos creados durante el ocultamiento de error. - Google Patents
Aparato de decodificador y metodo para suavizar artefactos creados durante el ocultamiento de error.Info
- Publication number
- MXPA05007447A MXPA05007447A MXPA05007447A MXPA05007447A MXPA05007447A MX PA05007447 A MXPA05007447 A MX PA05007447A MX PA05007447 A MXPA05007447 A MX PA05007447A MX PA05007447 A MXPA05007447 A MX PA05007447A MX PA05007447 A MXPA05007447 A MX PA05007447A
- Authority
- MX
- Mexico
- Prior art keywords
- macroblocks
- error concealment
- hidden
- filter
- average
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000009499 grossing Methods 0.000 title claims 2
- 230000007704 transition Effects 0.000 claims abstract description 17
- 238000001914 filtration Methods 0.000 claims abstract description 12
- 238000013139 quantization Methods 0.000 claims description 13
- 238000011084 recovery Methods 0.000 abstract description 5
- 230000033001 locomotion Effects 0.000 description 17
- 230000009466 transformation Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 239000013598 vector Substances 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009795 derivation Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 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
- H04N19/117—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
- H04N19/157—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
- H04N19/134—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
- H04N19/164—Feedback from the receiver or from the transmission channel
- H04N19/166—Feedback from the receiver or from the transmission channel concerning the amount of transmission errors, e.g. bit error rate [BER]
-
- 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
- H04N19/169—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
- H04N19/182—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 pixel
-
- 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
-
- 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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
- H04N19/895—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder in combination with error concealment
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Error Detection And Correction (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US43931203P | 2003-01-10 | 2003-01-10 | |
| PCT/US2003/021329 WO2004064396A1 (en) | 2003-01-10 | 2003-07-09 | Decoder apparatus and method for smoothing artifacts created during error concealment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MXPA05007447A true MXPA05007447A (es) | 2005-09-12 |
Family
ID=32713462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MXPA05007447A MXPA05007447A (es) | 2003-01-10 | 2003-07-09 | Aparato de decodificador y metodo para suavizar artefactos creados durante el ocultamiento de error. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20060051068A1 (enExample) |
| EP (1) | EP1582061A4 (enExample) |
| JP (1) | JP2006513633A (enExample) |
| KR (1) | KR100970089B1 (enExample) |
| CN (1) | CN100446560C (enExample) |
| AU (1) | AU2003248858A1 (enExample) |
| BR (1) | BR0317962A (enExample) |
| MX (1) | MXPA05007447A (enExample) |
| WO (1) | WO2004064396A1 (enExample) |
Families Citing this family (50)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100941123B1 (ko) * | 2003-10-09 | 2010-02-10 | 톰슨 라이센싱 | 에러 은닉을 위한 직접 모드 도출 프로세스 |
| KR100531895B1 (ko) * | 2004-02-26 | 2005-11-29 | 엘지전자 주식회사 | 이동통신 시스템에서의 영상 블럭 오류 은닉 장치 및 방법 |
| KR100679035B1 (ko) * | 2005-01-04 | 2007-02-06 | 삼성전자주식회사 | 인트라 ｂｌ 모드를 고려한 디블록 필터링 방법, 및 상기방법을 이용하는 다 계층 비디오 인코더/디코더 |
| JP4570081B2 (ja) * | 2005-01-11 | 2010-10-27 | Ｋｄｄｉ株式会社 | 動画像エラー隠蔽方法および装置 |
| US20060233253A1 (en) * | 2005-03-10 | 2006-10-19 | Qualcomm Incorporated | Interpolated frame deblocking operation for frame rate up conversion applications |
| JP4722125B2 (ja) | 2005-04-01 | 2011-07-13 | パナソニック株式会社 | 画像復号化装置及び画像復号化方法 |
| KR101012624B1 (ko) | 2005-05-11 | 2011-02-09 | 퀄컴 인코포레이티드 | 통합 에러 은폐 프레임워크를 위한 방법 및 장치 |
| JP4672431B2 (ja) * | 2005-05-13 | 2011-04-20 | パナソニック株式会社 | フィルタ特性異常隠蔽処理装置 |
| WO2006134525A1 (en) * | 2005-06-17 | 2006-12-21 | Koninklijke Philips Electronics N.V. | Coding and decoding method and device for improving video error concealment |
| KR100678958B1 (ko) * | 2005-07-29 | 2007-02-06 | 삼성전자주식회사 | 인트라 ｂｌ 모드를 고려한 디블록 필터링 방법, 및 상기방법을 이용하는 다 계층 비디오 인코더/디코더 |
| US7916796B2 (en) * | 2005-10-19 | 2011-03-29 | Freescale Semiconductor, Inc. | Region clustering based error concealment for video data |
| US8213495B2 (en) | 2006-02-06 | 2012-07-03 | Panasonic Corporation | Picture decoding method and picture decoding apparatus |
| CN101336550B (zh) * | 2006-02-06 | 2011-06-15 | 松下电器产业株式会社 | 图像解码装置和图像解码方法 |
| JP4949010B2 (ja) * | 2006-02-06 | 2012-06-06 | パナソニック株式会社 | 画像復号化方法及び画像復号化装置 |
| JP2008005197A (ja) * | 2006-06-22 | 2008-01-10 | Toshiba Corp | デコード装置およびデコード方法 |
| JP4747975B2 (ja) * | 2006-07-14 | 2011-08-17 | 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 |
| US8238442B2 (en) * | 2006-08-25 | 2012-08-07 | Sony Computer Entertainment Inc. | Methods and apparatus for concealing corrupted blocks of video data |
| US8509313B2 (en) * | 2006-10-10 | 2013-08-13 | Texas Instruments Incorporated | Video error concealment |
| KR101291193B1 (ko) | 2006-11-30 | 2013-07-31 | 삼성전자주식회사 | 프레임 오류은닉방법 |
| US8315466B2 (en) * | 2006-12-22 | 2012-11-20 | Qualcomm Incorporated | Decoder-side region of interest video processing |
| US8315709B2 (en) | 2007-03-26 | 2012-11-20 | Medtronic, Inc. | System and method for smoothing sampled digital signals |
| KR101086435B1 (ko) | 2007-03-29 | 2011-11-25 | 삼성전자주식회사 | 영상 데이터 스트림의 에러 검출 방법 및 그 장치 |
| JP2008263529A (ja) * | 2007-04-13 | 2008-10-30 | Sony Corp | 符号化装置、符号化方法、符号化方法のプログラム及び符号化方法のプログラムを記録した記録媒体 |
| KR101420098B1 (ko) * | 2007-06-19 | 2014-07-17 | 삼성전자주식회사 | 영상의 공간적 에러 은닉 방법 및 장치 |
| US8913670B2 (en) * | 2007-08-21 | 2014-12-16 | Blackberry Limited | System and method for providing dynamic deblocking filtering on a mobile device |
| JP4410277B2 (ja) * | 2007-08-28 | 2010-02-03 | 富士通株式会社 | 半導体装置、および半導体装置の制御方法 |
| US8532199B2 (en) * | 2008-01-24 | 2013-09-10 | Panasonic Corporation | Dynamic image compression device |
| KR101394209B1 (ko) * | 2008-02-13 | 2014-05-15 | 삼성전자주식회사 | 영상의 인트라 예측 부호화 방법 |
| BRPI0915971A2 (pt) * | 2008-07-25 | 2019-02-26 | Sony Corp | aparelho e método de processamento de imagem |
| EP2152009A1 (en) * | 2008-08-06 | 2010-02-10 | Thomson Licensing | Method for predicting a lost or damaged block of an enhanced spatial layer frame and SVC-decoder adapted therefore |
| CA2684678A1 (en) * | 2009-11-03 | 2011-05-03 | Research In Motion Limited | System and method for dynamic post-processing on a mobile device |
| FR2952497B1 (fr) * | 2009-11-09 | 2012-11-16 | Canon Kk | Procede de codage et de decodage d'un flux d'images; dispositifs associes |
| US8976856B2 (en) * | 2010-09-30 | 2015-03-10 | Apple Inc. | Optimized deblocking filters |
| US9270993B2 (en) | 2012-09-10 | 2016-02-23 | Apple Inc. | Video deblocking filter strength derivation |
| CN105659602B (zh) | 2013-10-14 | 2019-10-08 | 微软技术许可有限责任公司 | 用于视频和图像编码的帧内块复制预测模式的编码器侧选项 |
| RU2654129C2 (ru) | 2013-10-14 | 2018-05-16 | МАЙКРОСОФТ ТЕКНОЛОДЖИ ЛАЙСЕНСИНГ, ЭлЭлСи | Функциональные возможности режима внутреннего предсказания с блочным копированием для кодирования и декодирования видео и изображений |
| RU2669005C2 (ru) | 2014-01-03 | 2018-10-05 | МАЙКРОСОФТ ТЕКНОЛОДЖИ ЛАЙСЕНСИНГ, ЭлЭлСи | Предсказание вектора блока в кодировании/декодировании видео и изображений |
| US10390034B2 (en) | 2014-01-03 | 2019-08-20 | Microsoft Technology Licensing, Llc | Innovations in block vector prediction and estimation of reconstructed sample values within an overlap area |
| US11284103B2 (en) * | 2014-01-17 | 2022-03-22 | Microsoft Technology Licensing, Llc | Intra block copy prediction with asymmetric partitions and encoder-side search patterns, search ranges and approaches to partitioning |
| KR102401946B1 (ko) | 2014-03-04 | 2022-05-24 | 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 | 인트라 블록 카피 예측에서의 스킵 모드 및 블록 플립핑 |
| KR102311815B1 (ko) | 2014-06-19 | 2021-10-13 | 마이크로소프트 테크놀로지 라이센싱, 엘엘씨 | 통합된 인트라 블록 카피 및 인터 예측 모드 |
| JP6392572B2 (ja) * | 2014-07-22 | 2018-09-19 | ルネサスエレクトロニクス株式会社 | 画像受信装置、画像伝送システムおよび画像受信方法 |
| JP2017535145A (ja) | 2014-09-30 | 2017-11-24 | マイクロソフト テクノロジー ライセンシング，エルエルシー | 波面並列処理が可能にされた場合のピクチャ内予測モードに関する規則 |
| KR102379196B1 (ko) * | 2017-05-31 | 2022-03-28 | 삼성전자주식회사 | 처리 장치들 및 그 제어 방법들 |
| US10986349B2 (en) | 2017-12-29 | 2021-04-20 | Microsoft Technology Licensing, Llc | Constraints on locations of reference blocks for intra block copy prediction |
| US10784988B2 (en) | 2018-12-21 | 2020-09-22 | Microsoft Technology Licensing, Llc | Conditional forward error correction for network data |
| US10803876B2 (en) * | 2018-12-21 | 2020-10-13 | Microsoft Technology Licensing, Llc | Combined forward and backward extrapolation of lost network data |
| CN109859126B (zh) * | 2019-01-17 | 2021-02-02 | 浙江大华技术股份有限公司 | 一种视频降噪方法、装置、电子设备及存储介质 |
| CN113906763B (zh) | 2019-05-05 | 2024-01-12 | 北京字节跳动网络技术有限公司 | 用于视频编解码的色度去方块协调 |
| WO2021043165A1 (en) * | 2019-09-02 | 2021-03-11 | Beijing Bytedance Network Technology Co., Ltd. | Chroma deblocking harmonization for video coding |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5337088A (en) * | 1991-04-18 | 1994-08-09 | Matsushita Electric Industrial Co. Ltd. | Method of correcting an image signal decoded in block units |
| GB2316570B (en) * | 1993-04-30 | 1998-04-08 | Samsung Electronics Co Ltd | Digital signal processing system |
| US5621467A (en) * | 1995-02-16 | 1997-04-15 | Thomson Multimedia S.A. | Temporal-spatial error concealment apparatus and method for video signal processors |
| JP4054391B2 (ja) * | 1995-12-28 | 2008-02-27 | キヤノン株式会社 | 映像復号化装置及び映像伝送システム |
| JP3297293B2 (ja) * | 1996-03-07 | 2002-07-02 | 三菱電機株式会社 | 動画像復号方法および動画像復号装置 |
| JPH10271331A (ja) * | 1997-03-26 | 1998-10-09 | Oki Data:Kk | 画像処理方法及びその装置 |
| FI117534B (fi) * | 2000-01-21 | 2006-11-15 | Nokia Corp | Menetelmä digitaalisten kuvien suodattamiseksi ja suodatin |
| CN1318904A (zh) * | 2001-03-13 | 2001-10-24 | 北京阜国数字技术有限公司 | 一种实用的基于小波变换的声音编解码器 |
| JP2003032686A (ja) * | 2001-07-17 | 2003-01-31 | Lsi Systems:Kk | 復号装置、復号方法およびその方法をコンピュータに実行させるプログラム |
| US6963613B2 (en) * | 2002-04-01 | 2005-11-08 | Broadcom Corporation | Method of communicating between modules in a decoding system |
| US6907079B2 (en) * | 2002-05-01 | 2005-06-14 | Thomson Licensing S.A. | Deblocking filter conditioned on pixel brightness |
-
2003
- 2003-07-09 US US10/541,782 patent/US20060051068A1/en not_active Abandoned
- 2003-07-09 JP JP2004566418A patent/JP2006513633A/ja active Pending
- 2003-07-09 BR BR0317962-1A patent/BR0317962A/pt not_active IP Right Cessation
- 2003-07-09 CN CNB038257912A patent/CN100446560C/zh not_active Expired - Fee Related
- 2003-07-09 MX MXPA05007447A patent/MXPA05007447A/es active IP Right Grant
- 2003-07-09 EP EP03815171A patent/EP1582061A4/en not_active Ceased
- 2003-07-09 KR KR1020057012798A patent/KR100970089B1/ko not_active Expired - Fee Related
- 2003-07-09 AU AU2003248858A patent/AU2003248858A1/en not_active Abandoned
- 2003-07-09 WO PCT/US2003/021329 patent/WO2004064396A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| KR100970089B1 (ko) | 2010-07-16 |
| EP1582061A1 (en) | 2005-10-05 |
| CN1720729A (zh) | 2006-01-11 |
| AU2003248858A1 (en) | 2004-08-10 |
| WO2004064396A1 (en) | 2004-07-29 |
| KR20050098242A (ko) | 2005-10-11 |
| JP2006513633A (ja) | 2006-04-20 |
| CN100446560C (zh) | 2008-12-24 |
| EP1582061A4 (en) | 2010-09-22 |
| BR0317962A (pt) | 2005-11-29 |
| US20060051068A1 (en) | 2006-03-09 |
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