CN1262578A - 通过字母框法对mpeg图象作16∶9宽高比变换 - Google Patents
通过字母框法对mpeg图象作16∶9宽高比变换 Download PDFInfo
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- CN1262578A CN1262578A CN00100470A CN00100470A CN1262578A CN 1262578 A CN1262578 A CN 1262578A CN 00100470 A CN00100470 A CN 00100470A CN 00100470 A CN00100470 A CN 00100470A CN 1262578 A CN1262578 A CN 1262578A
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- 230000015654 memory Effects 0.000 claims abstract description 50
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- 238000003379 elimination reaction Methods 0.000 claims description 7
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- 230000008859 change Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 3
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- 230000005540 biological transmission Effects 0.000 description 3
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- 230000033001 locomotion Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
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Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
- H04N7/0117—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving conversion of the spatial resolution of the incoming video signal
- H04N7/0122—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving conversion of the spatial resolution of the incoming video signal the input and the output signals having different aspect ratios
-
- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- 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
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- H—ELECTRICITY
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- 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
- H04N19/172—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 picture, frame or field
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- H—ELECTRICITY
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- 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
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- H—ELECTRICITY
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- 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
- H04N19/427—Display on the fly, e.g. simultaneous writing to and reading from decoding memory
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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
- H04N19/60—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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
- H04N21/440263—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by altering the spatial resolution, e.g. for displaying on a connected PDA
- H04N21/440272—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by altering the spatial resolution, e.g. for displaying on a connected PDA for performing aspect ratio conversion
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S348/00—Television
- Y10S348/913—Letterbox, e.g. display 16:9 aspect ratio image on 4:3 screen
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Graphics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Television Systems (AREA)
Abstract
Description
Claims (16)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/238,958 US6115072A (en) | 1999-01-27 | 1999-01-27 | 16:9 aspect ratio conversion by letterbox method for an MPEG image |
US09/238,958 | 1999-01-27 | ||
US09/238958 | 1999-01-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1262578A true CN1262578A (zh) | 2000-08-09 |
CN1164078C CN1164078C (zh) | 2004-08-25 |
Family
ID=22900037
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB001004700A Expired - Lifetime CN1164078C (zh) | 1999-01-27 | 2000-01-27 | 通过字母框法对mpeg图象作16∶9宽高比变换 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6115072A (zh) |
EP (1) | EP1026884A3 (zh) |
CN (1) | CN1164078C (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1871854B (zh) * | 2003-09-05 | 2012-07-04 | 康奈克森特系统公司 | 具有压缩图像与视频的低启动时延的假想参考解码器 |
CN103096091A (zh) * | 2005-09-27 | 2013-05-08 | 高通股份有限公司 | 用于过渡效果的多媒体编码技术 |
CN104429084A (zh) * | 2012-07-09 | 2015-03-18 | 高通股份有限公司 | 包含固定长度译码的视频参数集id(vps_id)的sei消息 |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9716293D0 (en) * | 1997-07-31 | 1997-10-08 | Lsi Logic Corp | Method and apparatus for decoding video data |
EP0913993A1 (en) * | 1997-10-28 | 1999-05-06 | Deutsche Thomson-Brandt Gmbh | Method and apparatus for automatic format detection in digital video picture |
CN1183778C (zh) * | 1998-02-13 | 2005-01-05 | 松下电器产业株式会社 | 图象解码装置及记录媒体 |
JP4345937B2 (ja) * | 1998-11-10 | 2009-10-14 | キヤノン株式会社 | 画像拡大処理回路 |
US6411334B1 (en) * | 1999-03-05 | 2002-06-25 | Teralogic, Inc. | Aspect ratio correction using digital filtering |
KR100323678B1 (ko) * | 2000-02-28 | 2002-02-07 | 구자홍 | 화면비 변환 장치 |
US6965641B1 (en) * | 2000-03-02 | 2005-11-15 | Sun Microsystems, Inc. | Apparatus and method for scalable buffering in a digital video decoder |
JP4144193B2 (ja) * | 2000-10-25 | 2008-09-03 | ソニー株式会社 | 表示パネル、及びディスプレイ装置 |
US6983017B2 (en) | 2001-08-20 | 2006-01-03 | Broadcom Corporation | Method and apparatus for implementing reduced memory mode for high-definition television |
PL367241A1 (en) | 2001-11-30 | 2005-02-21 | Matsushita Electric Industrial Co, Ltd. | A method and an apparatus for stream conversion, a method and an apparatus for data recording, and data recording medium |
WO2004006446A2 (en) * | 2002-07-02 | 2004-01-15 | Conexant Systems, Inc. | Hypothetical reference decoder for compressed image and video |
EP1408684A1 (fr) * | 2002-10-03 | 2004-04-14 | STMicroelectronics S.A. | Procédé et système d'affichage video avec recadrage automatique |
US7802288B2 (en) * | 2003-03-14 | 2010-09-21 | Starz Entertainment, Llc | Video aspect ratio manipulation |
EP1714477A1 (en) * | 2004-02-03 | 2006-10-25 | Koninklijke Philips Electronics N.V. | Changing the aspect ratio of images to be displayed on a screen |
US8878996B2 (en) * | 2009-12-11 | 2014-11-04 | Motorola Mobility Llc | Selective decoding of an input stream |
US8645353B2 (en) * | 2011-06-23 | 2014-02-04 | Microsoft Corporation | Anchor image identification for vertical video search |
US8645354B2 (en) | 2011-06-23 | 2014-02-04 | Microsoft Corporation | Scalable metadata extraction for video search |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4924522A (en) * | 1987-08-26 | 1990-05-08 | Ncr Corporation | Method and apparatus for displaying a high resolution image on a low resolution CRT |
JPH01292984A (ja) * | 1988-05-20 | 1989-11-27 | Sony Corp | 映像信号の方式変換装置 |
KR970006477B1 (ko) * | 1992-09-07 | 1997-04-28 | 가부시기가이샤 도시바 | 텔레비젼 신호 처리 장치 |
JP3374989B2 (ja) * | 1993-03-26 | 2003-02-10 | ソニー株式会社 | 画像信号符号化方法および画像信号符号化装置、ならびに画像信号復号化方法および画像信号復号化装置 |
JP3231142B2 (ja) * | 1993-06-18 | 2001-11-19 | 株式会社日立製作所 | 映像圧縮拡大回路及び装置 |
TW245871B (en) * | 1994-08-15 | 1995-04-21 | Gen Instrument Corp | Method and apparatus for efficient addressing of dram in a video decompression processor |
GB9504307D0 (en) * | 1995-03-03 | 1995-04-19 | Philips Electronics Uk Ltd | Video image processing |
US5638130A (en) * | 1995-05-25 | 1997-06-10 | International Business Machines Corporation | Display system with switchable aspect ratio |
KR100194922B1 (ko) * | 1996-04-29 | 1999-06-15 | 윤종용 | 화면비 변환장치 |
US5825424A (en) * | 1996-06-19 | 1998-10-20 | Thomson Consumer Electronics, Inc. | MPEG system which decompresses and recompresses image data before storing image data in a memory and in accordance with a resolution of a display device |
JPH1079941A (ja) * | 1996-09-05 | 1998-03-24 | Fujitsu Ltd | 画像処理装置 |
US5926613A (en) * | 1996-09-27 | 1999-07-20 | Sony Corporation | Method and apparatus for encoding pan-edit vectors for film to tape transfer |
JP3742167B2 (ja) * | 1996-12-18 | 2006-02-01 | 株式会社東芝 | 画像表示制御装置 |
KR19980068686A (ko) * | 1997-02-22 | 1998-10-26 | 구자홍 | 엠펙 디코더(MPEG Decoder)의 레터 박스(Letter Box) 처리방법 |
US5862268A (en) * | 1997-03-24 | 1999-01-19 | Focus Enhancements, Inc. | Bilinear decimator with error compensation |
-
1999
- 1999-01-27 US US09/238,958 patent/US6115072A/en not_active Expired - Lifetime
-
2000
- 2000-01-13 EP EP00100637A patent/EP1026884A3/en not_active Ceased
- 2000-01-27 CN CNB001004700A patent/CN1164078C/zh not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1871854B (zh) * | 2003-09-05 | 2012-07-04 | 康奈克森特系统公司 | 具有压缩图像与视频的低启动时延的假想参考解码器 |
CN103096091A (zh) * | 2005-09-27 | 2013-05-08 | 高通股份有限公司 | 用于过渡效果的多媒体编码技术 |
CN104429084A (zh) * | 2012-07-09 | 2015-03-18 | 高通股份有限公司 | 包含固定长度译码的视频参数集id(vps_id)的sei消息 |
Also Published As
Publication number | Publication date |
---|---|
EP1026884A2 (en) | 2000-08-09 |
EP1026884A3 (en) | 2003-06-25 |
CN1164078C (zh) | 2004-08-25 |
US6115072A (en) | 2000-09-05 |
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Owner name: MOTOROLA MOBILITY LLC Free format text: FORMER OWNER: GENERAL INSTRUMENT HOLDING CO., LTD. Effective date: 20130917 Owner name: GENERAL INSTRUMENT HOLDING CO., LTD. Free format text: FORMER OWNER: GENERAL INSTRUMENT CORPORATION Effective date: 20130917 |
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Effective date of registration: 20130917 Address after: Illinois State Patentee after: MOTOROLA MOBILITY LLC Address before: California, USA Patentee before: General Instruments Holding Co.,Ltd. Effective date of registration: 20130917 Address after: California, USA Patentee after: General Instruments Holding Co.,Ltd. Address before: American Pennsylvania Patentee before: GENERAL INSTRUMENT Corp. |
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Effective date of registration: 20160518 Address after: California, USA Patentee after: MOTOROLA MOBILITY LLC Address before: Illinois State Patentee before: MOTOROLA MOBILITY LLC |
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Granted publication date: 20040825 |
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