JP2008263529A - 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 - Google Patents

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 Download PDF

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JP2008263529A
JP2008263529A JP2007106220A JP2007106220A JP2008263529A JP 2008263529 A JP2008263529 A JP 2008263529A JP 2007106220 A JP2007106220 A JP 2007106220A JP 2007106220 A JP2007106220 A JP 2007106220A JP 2008263529 A JP2008263529 A JP 2008263529A
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data
encoding
difficulty
inter
intra
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JP2008263529A5 (https=
Inventor
Akihiro Imamura
明弘 今村
Tatsuo Fujiwara
達雄 藤原
Takefumi Nagumo
武文 名雲
Makoto Omichi
誠 大道
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Sony Corp
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Sony Corp
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Priority to JP2007106220A priority Critical patent/JP2008263529A/ja
Priority to US12/101,464 priority patent/US8155190B2/en
Publication of JP2008263529A publication Critical patent/JP2008263529A/ja
Publication of JP2008263529A5 publication Critical patent/JP2008263529A5/ja
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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
    • H04N19/85—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
    • H04N19/103—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
    • H04N19/115—Selection of the code volume for a coding unit prior to 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
    • H04N19/10—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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/147—Data rate or code amount at the encoder output according to rate distortion criteria
    • 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
    • H04N19/60—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2007106220A 2007-04-13 2007-04-13 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 Pending JP2008263529A (ja)

Priority Applications (2)

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JP2007106220A JP2008263529A (ja) 2007-04-13 2007-04-13 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
US12/101,464 US8155190B2 (en) 2007-04-13 2008-04-11 Coding appartus, coding method, program for coding method, and recording medium recording coding method

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JP2007106220A JP2008263529A (ja) 2007-04-13 2007-04-13 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

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JP2008263529A5 JP2008263529A5 (https=) 2010-04-30

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Cited By (2)

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US8818123B2 (en) 2009-01-20 2014-08-26 Megachips Corporation Image processing apparatus and image conversion apparatus
JP2015228692A (ja) * 2009-10-05 2015-12-17 トムソン ライセンシングＴｈｏｍｓｏｎ Ｌｉｃｅｎｓｉｎｇ 符号化及び復号化のための装置及び方法

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US7515710B2 (en) 2006-03-14 2009-04-07 Divx, Inc. Federated digital rights management scheme including trusted systems
CN100566427C (zh) * 2007-07-31 2009-12-02 北京大学 用于视频编码的帧内预测编码最佳模式的选取方法及装置
US8532199B2 (en) * 2008-01-24 2013-09-10 Panasonic Corporation Dynamic image compression device
FR2933520B1 (fr) * 2008-07-04 2011-02-11 Canon Kk Procede et dispositif de restauration d'une sequence video
TWI400955B (zh) * 2009-07-20 2013-07-01 Mstar Semiconductor Inc 一種去區塊裝置及方法
JP5470405B2 (ja) * 2009-12-28 2014-04-16 パナソニック株式会社 画像符号化装置および方法
US8914534B2 (en) 2011-01-05 2014-12-16 Sonic Ip, Inc. Systems and methods for adaptive bitrate streaming of media stored in matroska container files using hypertext transfer protocol
JP5801614B2 (ja) * 2011-06-09 2015-10-28 キヤノン株式会社 画像処理装置、画像処理方法
JP5839848B2 (ja) 2011-06-13 2016-01-06 キヤノン株式会社 画像処理装置、画像処理方法
US9467708B2 (en) 2011-08-30 2016-10-11 Sonic Ip, Inc. Selection of resolutions for seamless resolution switching of multimedia content
US8818171B2 (en) * 2011-08-30 2014-08-26 Kourosh Soroushian Systems and methods for encoding alternative streams of video for playback on playback devices having predetermined display aspect ratios and network connection maximum data rates
WO2013033458A2 (en) 2011-08-30 2013-03-07 Divx, Llc Systems and methods for encoding and streaming video encoded using a plurality of maximum bitrate levels
US8909922B2 (en) 2011-09-01 2014-12-09 Sonic Ip, Inc. Systems and methods for playing back alternative streams of protected content protected using common cryptographic information
US11178407B2 (en) * 2012-11-19 2021-11-16 Texas Instruments Incorporated Adaptive coding unit (CU) partitioning based on image statistics
US9191457B2 (en) 2012-12-31 2015-11-17 Sonic Ip, Inc. Systems, methods, and media for controlling delivery of content
US9094737B2 (en) 2013-05-30 2015-07-28 Sonic Ip, Inc. Network video streaming with trick play based on separate trick play files
US10148989B2 (en) 2016-06-15 2018-12-04 Divx, Llc Systems and methods for encoding video content
EP3503555B1 (en) * 2017-12-21 2020-07-22 Axis AB A method and a controller for adding comfort noise to a video sequence

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JPH0884342A (ja) * 1994-09-14 1996-03-26 Mitsubishi Electric Corp 映像信号復号化装置
JPH1070717A (ja) * 1996-06-19 1998-03-10 Matsushita Electric Ind Co Ltd 画像符号化装置及び画像復号化装置
JPH1146362A (ja) * 1997-07-28 1999-02-16 Victor Co Of Japan Ltd 映像再生装置
JP2006303734A (ja) * 2005-04-18 2006-11-02 Victor Co Of Japan Ltd 動画像符号化装置及びそのプログラム

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US7940843B1 (en) * 2002-12-16 2011-05-10 Apple Inc. Method of implementing improved rate control for a multimedia compression and encoding system
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JP4533081B2 (ja) * 2004-10-12 2010-08-25 キヤノン株式会社 画像符号化装置及びその方法
JP4270125B2 (ja) 2004-12-16 2009-05-27 ソニー株式会社 データ処理装置、画像処理装置、それらの方法およびプログラム
KR100679035B1 (ko) * 2005-01-04 2007-02-06 삼성전자주식회사 인트라 ｂｌ 모드를 고려한 디블록 필터링 방법, 및 상기방법을 이용하는 다 계층 비디오 인코더/디코더
JP4655791B2 (ja) 2005-07-08 2011-03-23 ソニー株式会社 符号化装置、符号化方法およびそのプログラム
KR100678958B1 (ko) * 2005-07-29 2007-02-06 삼성전자주식회사 인트라 ｂｌ 모드를 고려한 디블록 필터링 방법, 및 상기방법을 이용하는 다 계층 비디오 인코더/디코더

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Publication number Priority date Publication date Assignee Title
JPH0884342A (ja) * 1994-09-14 1996-03-26 Mitsubishi Electric Corp 映像信号復号化装置
JPH1070717A (ja) * 1996-06-19 1998-03-10 Matsushita Electric Ind Co Ltd 画像符号化装置及び画像復号化装置
JPH1146362A (ja) * 1997-07-28 1999-02-16 Victor Co Of Japan Ltd 映像再生装置
JP2006303734A (ja) * 2005-04-18 2006-11-02 Victor Co Of Japan Ltd 動画像符号化装置及びそのプログラム

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8818123B2 (en) 2009-01-20 2014-08-26 Megachips Corporation Image processing apparatus and image conversion apparatus
JP2015228692A (ja) * 2009-10-05 2015-12-17 トムソン ライセンシングＴｈｏｍｓｏｎ Ｌｉｃｅｎｓｉｎｇ 符号化及び復号化のための装置及び方法
US10291938B2 (en) 2009-10-05 2019-05-14 Interdigital Madison Patent Holdings Methods and apparatus for adaptive filtering of prediction pixels for chroma components in video encoding and decoding

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