CN1156530A - 以较小的存储需求量进行压缩视频图象数据译码的方法 - Google Patents
以较小的存储需求量进行压缩视频图象数据译码的方法 Download PDFInfo
- Publication number
- CN1156530A CN1156530A CN95194744A CN95194744A CN1156530A CN 1156530 A CN1156530 A CN 1156530A CN 95194744 A CN95194744 A CN 95194744A CN 95194744 A CN95194744 A CN 95194744A CN 1156530 A CN1156530 A CN 1156530A
- Authority
- CN
- China
- Prior art keywords
- image
- reference picture
- decoding
- memory
- interpolation
- 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.)
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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
- H04N19/43—Hardware specially adapted for motion estimation or 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
- H04N19/50—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
- H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
-
- 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
- H04N19/423—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 characterised by memory arrangements
-
- 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
- H04N19/423—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 characterised by memory arrangements
- H04N19/426—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 characterised by memory arrangements using memory downsizing methods
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Description
步骤 | 输入 | 译码 | 内容图象存储器A | 内容图象存储器B | 输出 |
1 | I1编码 | I1 | I1写入 | ||
2 | P4编码 | P4 | I1读出 | P4写入 | I1译码 |
3 | B2编码 | B2 | 存取I1 | 存取P4 | B2译码 |
4 | B3编码 | B3 | 存取I1 | 存取P4 | B3译码 |
5 | P7编码 | P7 | P7写入 | P4读出 | P4译码 |
6 | B5编码 | B5 | 存取P7 | 存取P4 | B5译码 |
7 | B6编码 | B6 | 存取P7 | 存取P4 | B6译码 |
8 | P10编码 | P10 | P7读出 | P10写入 | P7译码 |
9 | B8编码 | B8 | 存取P7 | 存取P10 | B8译码 |
10 | B9编码 | B9 | 存取P7 | 存取P10 | B9译码 |
11 | I13编码 | I13 | I13写入 | P10读出 | P10译码 |
12 | B11编码 | B11 | 存取I13 | 存取P10 | B11译码 |
13 | B12编码 | B12 | 存取I13 | 存取P10 | B12译码 |
14 | P16编码 | P16 | I13读出 | P16写入 | I13译码 |
15 | B14编码 | B14 | 存取I13 | 存取P16 | B14译码 |
Claims (4)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4430030 | 1994-08-24 | ||
DEP4430030.1 | 1994-08-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1156530A true CN1156530A (zh) | 1997-08-06 |
CN1095287C CN1095287C (zh) | 2002-11-27 |
Family
ID=6526453
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN95194744A Expired - Lifetime CN1095287C (zh) | 1994-08-24 | 1995-08-18 | 以较小的存储需求量进行压缩视频图象数据译码的方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6480542B1 (zh) |
EP (1) | EP0776574B1 (zh) |
JP (1) | JPH10504690A (zh) |
KR (1) | KR100391038B1 (zh) |
CN (1) | CN1095287C (zh) |
BR (1) | BR9508764A (zh) |
DE (1) | DE59505097D1 (zh) |
WO (1) | WO1996006506A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100446572C (zh) * | 2004-12-28 | 2008-12-24 | 联发科技股份有限公司 | 译码数字影像位流所含画面的方法及其数字影像译码系统 |
CN103581671A (zh) * | 2012-07-20 | 2014-02-12 | 晨星软件研发(深圳)有限公司 | 影像处理装置与影像处理方法 |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19524688C1 (de) * | 1995-07-06 | 1997-01-23 | Siemens Ag | Verfahren zur Dekodierung und Kodierung eines komprimierten Videodatenstroms mit reduziertem Speicherbedarf |
US5936670A (en) * | 1995-09-20 | 1999-08-10 | U.S. Philips Corporation | Method and device for decoding coded digital video signals |
GB2306829A (en) * | 1995-10-20 | 1997-05-07 | Amstrad Plc | Digital video decoding apparatus |
US6968003B1 (en) * | 1996-01-29 | 2005-11-22 | International Business Machines Corporation | Speed-memory tradeoff for MPEG decoders |
US6020924A (en) * | 1996-04-12 | 2000-02-01 | Samsung Electronics Co., Ltd. | Reduced memory size set top box which stores frames and associated motion vectors which indicate which block or blocks are to be retrieved from memory |
EP0895697B1 (de) * | 1996-04-23 | 1999-09-01 | Siemens Aktiengesellschaft | Videodecoder und entsprechendes verfahren |
US6028635A (en) * | 1996-12-03 | 2000-02-22 | Stmicroelectronics, Inc. | Reducing the memory required for decompression by storing compressed information using DCT based techniques |
US6959045B2 (en) * | 1997-12-30 | 2005-10-25 | Mediatek, Inc. | Reduced cost decoder using bitstream editing for image cropping |
KR100308134B1 (ko) * | 1999-03-13 | 2001-09-26 | 김영환 | 디지탈 오디오 디코더 및 그에 따른 디코딩 방법 |
US7068329B1 (en) * | 1999-08-31 | 2006-06-27 | Ati International Srl | Method and system for providing a video signal |
EP1428396B1 (en) * | 2001-09-07 | 2006-11-02 | Nokia Corporation | Device and method for qos based cell capacity dimensioning |
US8290057B2 (en) | 2005-02-18 | 2012-10-16 | Mediatek Incorporation | Method of decoding a digital video sequence and related apparatus |
US7925120B2 (en) * | 2005-11-14 | 2011-04-12 | Mediatek Inc. | Methods of image processing with reduced memory requirements for video encoder and decoder |
KR101378079B1 (ko) * | 2006-04-20 | 2014-03-28 | 톰슨 라이센싱 | 중복 비디오 코딩을 위한 방법 및 장치 |
KR101255205B1 (ko) * | 2006-06-19 | 2013-04-23 | 삼성전자주식회사 | 디지털 촬영장치의 애니메이션 지아이에프 파일 생성 방법 |
PL2138766T3 (pl) * | 2008-06-23 | 2016-09-30 | Sposób wtryskiwania substancji do kotła instalacji spalania odpadów | |
US11044466B2 (en) | 2018-01-26 | 2021-06-22 | Samsung Electronics Co., Ltd. | Image processing device |
JP7359653B2 (ja) * | 2019-11-06 | 2023-10-11 | ルネサスエレクトロニクス株式会社 | 動画像符号化装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4985768A (en) | 1989-01-20 | 1991-01-15 | Victor Company Of Japan, Ltd. | Inter-frame predictive encoding system with encoded and transmitted prediction error |
TW199257B (zh) * | 1991-07-30 | 1993-02-01 | Sony Co Ltd | |
MY109399A (en) * | 1992-01-07 | 1997-01-31 | Koninklijke Philips Electronics Nv | Device for processing digital data, and digital video system comprising the device |
DE69312811T2 (de) * | 1992-05-18 | 1998-03-19 | Riso Kagaku Corp | Kartendruckverfahren, Vorrichtung zur Aufrechterhaltung der Position von Originalen und Papier für Kartendruck |
JP3443867B2 (ja) * | 1992-06-26 | 2003-09-08 | ソニー株式会社 | 画像信号符号化、復号化方法及び画像信号記録媒体 |
US5398072A (en) * | 1993-10-25 | 1995-03-14 | Lsi Logic Corporation | Management of channel buffer in video decoders |
TW377935U (en) * | 1994-08-10 | 1999-12-21 | Gen Instrument Corp | Dram mapping for a digital video decompression processor |
US5623311A (en) * | 1994-10-28 | 1997-04-22 | Matsushita Electric Corporation Of America | MPEG video decoder having a high bandwidth memory |
US5644361A (en) * | 1994-11-30 | 1997-07-01 | National Semiconductor Corporation | Subsampled frame storage technique for reduced memory size |
JP3552811B2 (ja) * | 1995-09-29 | 2004-08-11 | 三菱電機株式会社 | ディジタル映像信号符号化装置および復号化装置 |
US5777677A (en) * | 1996-02-09 | 1998-07-07 | International Business Machines Corporation | Approximate MPEG decoder with compressed reference frames |
-
1995
- 1995-08-18 US US08/793,356 patent/US6480542B1/en not_active Expired - Lifetime
- 1995-08-18 BR BR9508764A patent/BR9508764A/pt not_active Application Discontinuation
- 1995-08-18 DE DE59505097T patent/DE59505097D1/de not_active Expired - Lifetime
- 1995-08-18 CN CN95194744A patent/CN1095287C/zh not_active Expired - Lifetime
- 1995-08-18 EP EP95928442A patent/EP0776574B1/de not_active Expired - Lifetime
- 1995-08-18 KR KR1019970701129A patent/KR100391038B1/ko not_active IP Right Cessation
- 1995-08-18 JP JP8507699A patent/JPH10504690A/ja not_active Ceased
- 1995-08-18 WO PCT/DE1995/001093 patent/WO1996006506A1/de active IP Right Grant
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100446572C (zh) * | 2004-12-28 | 2008-12-24 | 联发科技股份有限公司 | 译码数字影像位流所含画面的方法及其数字影像译码系统 |
CN103581671A (zh) * | 2012-07-20 | 2014-02-12 | 晨星软件研发(深圳)有限公司 | 影像处理装置与影像处理方法 |
Also Published As
Publication number | Publication date |
---|---|
DE59505097D1 (de) | 1999-03-25 |
KR970705906A (ko) | 1997-10-09 |
CN1095287C (zh) | 2002-11-27 |
KR100391038B1 (ko) | 2003-10-22 |
WO1996006506A1 (de) | 1996-02-29 |
EP0776574A1 (de) | 1997-06-04 |
US6480542B1 (en) | 2002-11-12 |
JPH10504690A (ja) | 1998-05-06 |
EP0776574B1 (de) | 1999-02-10 |
BR9508764A (pt) | 1998-01-13 |
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