JP5232854B2 - デブロッキング・フィルタ配列 - Google Patents
デブロッキング・フィルタ配列 Download PDFInfo
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- JP5232854B2 JP5232854B2 JP2010506509A JP2010506509A JP5232854B2 JP 5232854 B2 JP5232854 B2 JP 5232854B2 JP 2010506509 A JP2010506509 A JP 2010506509A JP 2010506509 A JP2010506509 A JP 2010506509A JP 5232854 B2 JP5232854 B2 JP 5232854B2
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- 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
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
- H04N19/439—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation using cascaded computational arrangements for performing a single operation, e.g. filtering
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- 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
-
- 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
- H04N19/60—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
-
- 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
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Description
Claims (8)
- 入力ビデオデータのビットストリームを提供する入力部に結合されたビデオデコーダと、
前記ビデオデコーダの出力に結合された第1のデブロッキング・フィルタと、
前記第1のデブロッキング・フィルタの出力に結合された第2のデブロッキング・フィルタと
を具備し、
前記第1のデブロッキング・フィルタはスライス画像の境界以外のエッジを処理するようになされたループフィルタであり、前記第2のデブロッキング・フィルタはスライス画像の境界を処理するようになされたポストフィルタであり、
前記第1のデブロッキング・フィルタと前記第2のデブロッキング・フィルタの少なくとも一方が、デコードされたビデオデータの全てのエッジ又は該デコードされたビデオデータの一部のエッジについて処理するか、若しくは該ビデオデータのどのエッジも処理しないように構成され得ることを特徴とするビデオデコード装置。 - 前記第1のデブロッキング・フィルタと前記第2のデブロッキング・フィルタの少なくとも一方が、或る複数エッジについて処理するように予め構成されている、請求項1のビデオデコード装置。
- 前記第1のデブロッキング・フィルタと前記第2のデブロッキング・フィルタの少なくとも一方が、前記入力ビデオデータのビットストリームによって環境設定される、請求項1のビデオデコード装置。
- 前記第1のデブロッキング・フィルタが輝度(luma)データのみを処理するように構成され、前記第2のデブロッキング・フィルタが輝度(luma)データのみを処理するように構成されている、請求項1のビデオデコード装置。
- 入力ビデオデータのビットストリームを受信することと、
前記入力ビデオデータのビットストリームをデコードし、デコードされたビデオを生成することと、
前記デコードされたビデオに対して第1のデブロッキング・フィルタを施し、デブロックされたビデオを生成することと、
前記デブロックされたビデオに対して第2のデブロッキング・フィルタを施し、最終的なビデオを生成することと
を具備し、
前記第1のデブロッキング・フィルタはスライス画像の境界以外のエッジを処理するようになされたループフィルタであり、前記第2のデブロッキング・フィルタはスライス画像の境界を処理するようになされたポストフィルタであり、
前記第1のデブロッキング・フィルタと前記第2のデブロッキング・フィルタの少なくとも一方が、デコードされたビデオデータの全てのエッジ又は該デコードされたビデオデータの一部のエッジについて処理するか、若しくは該ビデオデータのどのエッジも処理しないように構成され得ることを特徴とするビデオデータのデコード方法。 - 前記デコードされたビデオに対して第1のデブロッキング・フィルタを施し、デブロックされたビデオを生成することが、前記入力ビデオデータのビットストリームにおいて特定されるエッジをデブロックすることからなり、
前記デブロックされたビデオに対して第2のデブロッキング・フィルタを施し、最終的なビデオを生成することが、前記入力ビデオデータのビットストリームにおいて特定されるその他のエッジをデブロックすることからなる、請求項5の方法。 - 前記デコードされたビデオに対して第1のデブロッキング・フィルタを施し、デブロックされたビデオを生成することが、輝度(luma)データのみをデブロックすることからなり、
前記デブロックされたビデオに対して第2のデブロッキング・フィルタを施し、最終的なビデオを生成することが、輝度(luma)データのみをデブロックすることからなる、請求項5の方法。 - 前記第1のデブロッキング・フィルタを施すことと前記第2のデブロッキング・フィルタを施すことが、単一の適合可能なデブロッキング・フィルタを順次に適用することからなる、請求項5の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US91427707P | 2007-04-26 | 2007-04-26 | |
US60/914,277 | 2007-04-26 | ||
PCT/US2008/061522 WO2008134482A1 (en) | 2007-04-26 | 2008-04-25 | De-blocking filter arrangements |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010525760A JP2010525760A (ja) | 2010-07-22 |
JP5232854B2 true JP5232854B2 (ja) | 2013-07-10 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010506509A Expired - Fee Related JP5232854B2 (ja) | 2007-04-26 | 2008-04-25 | デブロッキング・フィルタ配列 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20080267297A1 (ja) |
EP (1) | EP2151124A4 (ja) |
JP (1) | JP5232854B2 (ja) |
CN (1) | CN101669360B (ja) |
WO (1) | WO2008134482A1 (ja) |
Families Citing this family (23)
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US20090316793A1 (en) * | 2008-06-20 | 2009-12-24 | Yang Zhijie Michael | Method and system for adaptive deblocking for avs1-p2 |
US8611435B2 (en) * | 2008-12-22 | 2013-12-17 | Qualcomm, Incorporated | Combined scheme for interpolation filtering, in-loop filtering and post-loop filtering in video coding |
US8705879B2 (en) * | 2009-04-01 | 2014-04-22 | Microsoft Corporation | Image compression acceleration using multiple processors |
WO2010134973A1 (en) * | 2009-05-18 | 2010-11-25 | Thomson Licensing | Methods and apparatus for a generalized filtering structure for video coding and decoding |
KR101118091B1 (ko) * | 2009-06-04 | 2012-03-09 | 주식회사 코아로직 | 비디오 데이터 처리 장치 및 방법 |
CN101583041B (zh) * | 2009-06-18 | 2012-03-07 | 中兴通讯股份有限公司 | 多核图像编码处理设备的图像滤波方法及设备 |
JP5344238B2 (ja) * | 2009-07-31 | 2013-11-20 | 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 |
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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 |
CN102223538A (zh) * | 2011-06-17 | 2011-10-19 | 中兴通讯股份有限公司 | 一种并行滤波的方法和装置 |
US9462298B2 (en) | 2011-10-21 | 2016-10-04 | Qualcomm Incorporated | Loop filtering around slice boundaries or tile boundaries in video coding |
TWI577191B (zh) * | 2011-11-03 | 2017-04-01 | 太陽專利信託 | 以脈衝碼調變模式編碼之區塊的濾波技術 |
JP6222576B2 (ja) | 2012-03-21 | 2017-11-01 | サン パテント トラスト | 画像符号化方法、画像復号方法、画像符号化装置、画像復号装置、および画像符号化復号装置 |
JP6396782B2 (ja) * | 2014-12-11 | 2018-09-26 | 日本電信電話株式会社 | デブロッキング処理方法、デブロッキング処理装置、コンピュータプログラム及び記録媒体 |
MX2018006091A (es) * | 2015-11-17 | 2018-11-09 | Awei Tech Co Ltd | Metodo y aparato para filtracion adaptativa de muestras para codificacion de video. |
US10694202B2 (en) * | 2016-12-01 | 2020-06-23 | Qualcomm Incorporated | Indication of bilateral filter usage in video coding |
US10728548B2 (en) | 2017-04-04 | 2020-07-28 | Futurewei Technologies, Inc. | Processing reference samples used for intra-prediction of a picture block |
EP3997869A4 (en) | 2019-08-10 | 2022-10-26 | Beijing Bytedance Network Technology Co., Ltd. | SUBPICTURE DEPENDENT SIGNALING IN VIDEO STREAMS |
EP4022917A4 (en) | 2019-10-02 | 2022-11-30 | Beijing Bytedance Network Technology Co., Ltd. | SYNTAX FOR SUBPICTURE SIGNALING IN A VIDEO BITSTREAM |
WO2021073630A1 (en) | 2019-10-18 | 2021-04-22 | Beijing Bytedance Network Technology Co., Ltd. | Syntax constraints in parameter set signaling of subpictures |
WO2021139806A1 (en) * | 2020-01-12 | 2021-07-15 | Beijing Bytedance Network Technology Co., Ltd. | Constraints for video coding and decoding |
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EP0772365A3 (en) * | 1995-11-02 | 1999-05-12 | Matsushita Electric Industrial Co., Ltd. | Method and device for filtering a picture signal, and encoding/decoding using the same |
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CN1922885A (zh) * | 2004-08-05 | 2007-02-28 | 松下电器产业株式会社 | 图象解码装置和图象编码装置 |
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-
2008
- 2008-04-25 US US12/109,695 patent/US20080267297A1/en not_active Abandoned
- 2008-04-25 WO PCT/US2008/061522 patent/WO2008134482A1/en active Application Filing
- 2008-04-25 JP JP2010506509A patent/JP5232854B2/ja not_active Expired - Fee Related
- 2008-04-25 EP EP08746866A patent/EP2151124A4/en not_active Ceased
- 2008-04-25 CN CN200880013687.5A patent/CN101669360B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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EP2151124A4 (en) | 2010-12-29 |
CN101669360B (zh) | 2016-08-03 |
JP2010525760A (ja) | 2010-07-22 |
EP2151124A1 (en) | 2010-02-10 |
CN101669360A (zh) | 2010-03-10 |
US20080267297A1 (en) | 2008-10-30 |
WO2008134482A1 (en) | 2008-11-06 |
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