KR20040058510A - 다이나믹 서치 방법 및 저장매체의 다이나믹 서치장치 - Google Patents
다이나믹 서치 방법 및 저장매체의 다이나믹 서치장치 Download PDFInfo
- Publication number
- KR20040058510A KR20040058510A KR1020020084779A KR20020084779A KR20040058510A KR 20040058510 A KR20040058510 A KR 20040058510A KR 1020020084779 A KR1020020084779 A KR 1020020084779A KR 20020084779 A KR20020084779 A KR 20020084779A KR 20040058510 A KR20040058510 A KR 20040058510A
- Authority
- KR
- South Korea
- Prior art keywords
- shot change
- point
- index
- change point
- information
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 21
- 239000000284 extract Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000013144 data compression Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/78—Television signal recording using magnetic recording
- H04N5/782—Television signal recording using magnetic recording on tape
- H04N5/783—Adaptations for reproducing at a rate different from the recording rate
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/70—Information retrieval; Database structures therefor; File system structures therefor of video data
- G06F16/74—Browsing; Visualisation therefor
- G06F16/745—Browsing; Visualisation therefor the internal structure of a single video sequence
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
- G11B27/105—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/102—Programmed access in sequence to addressed parts of tracks of operating record carriers
- G11B27/107—Programmed access in sequence to addressed parts of tracks of operating record carriers of operating tapes
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/90—Tape-like record carriers
-
- 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
- Y10S707/00—Data processing: database and file management or data structures
- Y10S707/99931—Database or file accessing
- Y10S707/99933—Query processing, i.e. searching
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Data Mining & Analysis (AREA)
- Databases & Information Systems (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Television Signal Processing For Recording (AREA)
- Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
Abstract
Description
Claims (6)
- 영상소스를 받아 저장할 스트림의 인덱스 정보를 추출하고 저장하는 단계와,상기 인덱스 정보에서 샷 체인지 지점을 추출하는 단계와,상기 샷 체인지 지점의 발생 빈도에 따라 속도를 변화시키며 재생하는 단계가 포함되는 것을 특징으로 하는 다이나믹 서치 방법.
- 제 1항에 있어서,상기 인덱스 정보는 I, P, B 픽쳐(PICTURE)의 시작지점과 샷 체인지(SHOT CHANGE) 지점, 시간의 불연속성이 발생하는 지점이 포함되는 것을 특징으로 하는 다이나믹 서치 방법.
- 제 1항에 있어서,상기 재생하는 단계는 샷 체인지 지점과 샷 체인지 지점의 발생 간격이 소정 시간 이상인 경우에는 샷 체인지 발생 후 소정 시간 저배속으로 재생된 후 샷 체인지가 발생될 때 까지 점차 고배속으로 재생되는 것을 특징으로 하는 다이나믹 서치 방법.
- 제 1항에 있어서,상기 재생하는 단계는 샷 체인지 지점과 샷 체인지 지점의 발생 간격이 소정시간 이하로 계속되는 경우에는 발생 빈도에 비례하여 고배속으로 재생되는 것을 특징으로 하는 다이나믹 서치 방법.
- 프로그램을 나타내는 비트 스트림을 입력받아 영상, 오디오, 부가정보등으로 데이타를 분리하는 데이타 분리부와,상기 분리된 데이타 중에서 적어도 해당 프로그램의 동일성이 변화되는 샷 체인지 지점을 나타내는 정보를 추출하여 저장하는 추출 및 저장부가 포함되는 저장매체의 다이나믹 서치장치.
- 제 5항에 있어서,상기 추출된 정보는 영상신호중 I, P 프레임을 나타내는 정보가 더 포함되는 것을 특징으로 하는 저장매체의 다이나믹 서치장치.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020084779A KR100541114B1 (ko) | 2002-12-27 | 2002-12-27 | 다이나믹 서치 방법 |
US10/746,009 US7505672B2 (en) | 2002-12-27 | 2003-12-26 | Dynamic searching method and dynamic searching device of storage medium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020084779A KR100541114B1 (ko) | 2002-12-27 | 2002-12-27 | 다이나믹 서치 방법 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050050001A Division KR100584276B1 (ko) | 2005-06-10 | 2005-06-10 | 저장매체의 다이나믹 서치장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040058510A true KR20040058510A (ko) | 2004-07-05 |
KR100541114B1 KR100541114B1 (ko) | 2006-01-11 |
Family
ID=32709723
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020020084779A KR100541114B1 (ko) | 2002-12-27 | 2002-12-27 | 다이나믹 서치 방법 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7505672B2 (ko) |
KR (1) | KR100541114B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008006100A2 (en) * | 2006-07-07 | 2008-01-10 | Redlasso Corporation | Search engine for audio data |
CN101909189B (zh) * | 2010-07-22 | 2013-01-09 | 杭州海康威视数字技术股份有限公司 | 文件恢复方法、***及dvr |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5809201A (en) * | 1994-06-24 | 1998-09-15 | Mitsubishi Denki Kabushiki Kaisha | Specially formatted optical disk and method of playback |
US20030093790A1 (en) * | 2000-03-28 | 2003-05-15 | Logan James D. | Audio and video program recording, editing and playback systems using metadata |
KR100199394B1 (ko) | 1996-12-28 | 1999-06-15 | 구자홍 | 광디스크 재생장치 |
JP4389365B2 (ja) * | 1999-09-29 | 2009-12-24 | ソニー株式会社 | トランスポートストリーム記録装置および方法、トランスポートストリーム再生装置および方法、並びにプログラム記録媒体 |
KR100370249B1 (ko) | 2000-08-19 | 2003-01-29 | 엘지전자 주식회사 | 샷 세그멘테이션 정보를 이용한 비디오 스키밍 시스템 |
KR100403238B1 (ko) | 2000-09-30 | 2003-10-30 | 엘지전자 주식회사 | 비디오의 지능형 빨리 보기 시스템 |
-
2002
- 2002-12-27 KR KR1020020084779A patent/KR100541114B1/ko active IP Right Grant
-
2003
- 2003-12-26 US US10/746,009 patent/US7505672B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20040139069A1 (en) | 2004-07-15 |
KR100541114B1 (ko) | 2006-01-11 |
US7505672B2 (en) | 2009-03-17 |
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