JP4167245B2 - デジタル映像処理方法及びその装置 - Google Patents
デジタル映像処理方法及びその装置 Download PDFInfo
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- JP4167245B2 JP4167245B2 JP2005175752A JP2005175752A JP4167245B2 JP 4167245 B2 JP4167245 B2 JP 4167245B2 JP 2005175752 A JP2005175752 A JP 2005175752A JP 2005175752 A JP2005175752 A JP 2005175752A JP 4167245 B2 JP4167245 B2 JP 4167245B2
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T1/00—General purpose image data processing
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/20—Analysis of motion
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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
- G06F16/78—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
- G06F16/783—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content
- G06F16/7847—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content using low-level visual features of the video content
- G06F16/786—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content using low-level visual features of the video content using motion, e.g. object motion or camera motion
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/40—Scenes; Scene-specific elements in video content
- G06V20/48—Matching video sequences
-
- 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
-
- 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
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Library & Information Science (AREA)
- Signal Processing (AREA)
- Data Mining & Analysis (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Databases & Information Systems (AREA)
- General Engineering & Computer Science (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Television Signal Processing For Recording (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Image Analysis (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Description
本発明は、内容に基づく映像検索エンジンなどのマルチメディアプッシュ/プル応用分野に適用できる。
202 NO_MCブロック割合計算ユニット
204 量子化ユニット
206 RIH計算ユニット
208 RIH情報貯蔵ユニット
Claims (4)
- デジタル映像処理方法において、
圧縮されたデジタル映像データを入力される段階と、
フレーム毎に、前記圧縮されたデジタル映像データに備えられたフレームの動き情報が量子化された5つのレベルのインテンシティを生成する段階と、
前記生成された5つのレベルのインテンシティを用いて、各レベルのインテンシティに対応する前記フレームの個数を計算することによって前記各レベルのインテンシティによる頻度ヒストグラムを生成する段階と、を含み、
前記各インテンシティに対応する頻度ヒストグラムを示す段階は、
前記圧縮されたデジタル映像データに備えられたインターフレームの総数と、前記5つの量子化されたレベル別に各レベルのインテンシティに属する前記インターフレームの個数との比率を計算して前記頻度ヒストグラムを示すことを特徴とするデジタル映像処理方法。 - 前記インテンシティは前記動き情報の単調増大関数であることを特徴とする請求項1に記載のデジタル映像処理方法。
- デジタル映像処理装置において、
フレーム毎に、圧縮された入力デジタル映像データに含まれた動き情報に基づき、5つの量子化されたレベルのインテンシティを生成する量子化ユニットと、
前記生成された5つの量子化されたレベルのインテンシティを用いて各インテンシティに対応する頻度ヒストグラムを示す領域インテンシティヒストグラム計算ユニット、とを含み、
前記領域インテンシティヒストグラム計算ユニットは、
前記圧縮されたデジタル映像データに備えられたインターフレームの総数と、前記5つの量子化されたレベル別に各レベルのインテンシティに属する前記インタフレームの個数との比率を計算して前記頻度ヒストグラムを示すことを特徴とするデジタル映像処理装置。 - 前記インテンシティは前記動き情報の単調増大関数であることを特徴とする請求項3に記載のデジタル映像処理装置。
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11875099P | 1999-02-05 | 1999-02-05 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000597964A Division JP3983981B2 (ja) | 1999-02-05 | 2000-02-03 | デジタル映像処理方法及びその装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2006014308A JP2006014308A (ja) | 2006-01-12 |
| JP4167245B2 true JP4167245B2 (ja) | 2008-10-15 |
Family
ID=22380518
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000597964A Expired - Fee Related JP3983981B2 (ja) | 1999-02-05 | 2000-02-03 | デジタル映像処理方法及びその装置 |
| JP2005175752A Expired - Fee Related JP4167245B2 (ja) | 1999-02-05 | 2005-06-15 | デジタル映像処理方法及びその装置 |
| JP2005175753A Expired - Fee Related JP4154459B2 (ja) | 1999-02-05 | 2005-06-15 | デジタル映像処理方法及びその装置 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000597964A Expired - Fee Related JP3983981B2 (ja) | 1999-02-05 | 2000-02-03 | デジタル映像処理方法及びその装置 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005175753A Expired - Fee Related JP4154459B2 (ja) | 1999-02-05 | 2005-06-15 | デジタル映像処理方法及びその装置 |
Country Status (12)
| Country | Link |
|---|---|
| EP (4) | EP1947579A3 (ja) |
| JP (3) | JP3983981B2 (ja) |
| KR (2) | KR100452063B1 (ja) |
| CN (5) | CN1187713C (ja) |
| AU (1) | AU751231C (ja) |
| BR (1) | BR0008001A (ja) |
| CA (5) | CA2442628C (ja) |
| MX (1) | MXPA01007925A (ja) |
| MY (1) | MY129827A (ja) |
| NZ (1) | NZ513342A (ja) |
| TW (1) | TW524021B (ja) |
| WO (1) | WO2000047000A1 (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6600784B1 (en) * | 2000-02-02 | 2003-07-29 | Mitsubishi Electric Research Laboratories, Inc. | Descriptor for spatial distribution of motion activity in compressed video |
| KR100652703B1 (ko) * | 2004-12-08 | 2006-12-01 | 엘지전자 주식회사 | 휴대단말기의 동영상 검색장치 및 방법 |
| US8659751B2 (en) * | 2010-06-17 | 2014-02-25 | Panasonic Corporation | External light glare assessment device, line of sight detection device and external light glare assessment method |
| US10606887B2 (en) * | 2016-09-23 | 2020-03-31 | Adobe Inc. | Providing relevant video scenes in response to a video search query |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2008819A1 (en) * | 1989-02-14 | 1990-08-14 | Dimitris Manolakis | Regionally adaptive imaging techniques |
| US5802361A (en) * | 1994-09-30 | 1998-09-01 | Apple Computer, Inc. | Method and system for searching graphic images and videos |
| US5561477A (en) * | 1994-10-26 | 1996-10-01 | Thomson Consumer Electronics, Inc. | System for coding a video signal in the presence of an image intensity gradient |
| US5649025A (en) * | 1995-02-03 | 1997-07-15 | Xerox Corporation | Multithresholding for document image segmentation |
| US5644651A (en) * | 1995-03-31 | 1997-07-01 | Nec Research Institute, Inc. | Method for the estimation of rotation between two frames via epipolar search for use in a three-dimensional representation |
| JPH09322173A (ja) * | 1996-05-27 | 1997-12-12 | Nippon Telegr & Teleph Corp <Ntt> | 動画像テロップ抽出方法及び装置 |
| KR100297830B1 (ko) * | 1996-11-09 | 2001-08-07 | 윤종용 | 영상단위별 비트발생량 조절 장치 및 방법 |
| JP3808153B2 (ja) * | 1997-01-17 | 2006-08-09 | 富士通株式会社 | 動画像検索システム |
| KR100311739B1 (ko) * | 1998-11-13 | 2001-12-17 | 오길록 | 동영상장면변환검출방법 |
| KR100361939B1 (ko) * | 1999-07-27 | 2002-11-22 | 학교법인 한국정보통신학원 | 객체 움직임을 이용한 mpeg 비디오 시퀀스의 데이터 베이스 구축 및 검색 방법과 그 기록 매체 |
| KR100324255B1 (ko) * | 1999-12-28 | 2002-02-25 | 박호군 | 내용 기반 동영상 검색 방법 |
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2000
- 2000-02-03 CA CA002442628A patent/CA2442628C/en not_active Expired - Fee Related
- 2000-02-03 EP EP08155413A patent/EP1947579A3/en not_active Withdrawn
- 2000-02-03 BR BR0008001-2A patent/BR0008001A/pt not_active IP Right Cessation
- 2000-02-03 CA CA002442637A patent/CA2442637A1/en not_active Abandoned
- 2000-02-03 CN CNB008039941A patent/CN1187713C/zh not_active Expired - Fee Related
- 2000-02-03 KR KR10-2001-7009439A patent/KR100452063B1/ko not_active Expired - Fee Related
- 2000-02-03 CA CA002442644A patent/CA2442644C/en not_active Expired - Fee Related
- 2000-02-03 MY MYPI20000385A patent/MY129827A/en unknown
- 2000-02-03 AU AU25773/00A patent/AU751231C/en not_active Ceased
- 2000-02-03 EP EP00904101A patent/EP1149500A4/en not_active Withdrawn
- 2000-02-03 JP JP2000597964A patent/JP3983981B2/ja not_active Expired - Fee Related
- 2000-02-03 MX MXPA01007925A patent/MXPA01007925A/es active IP Right Grant
- 2000-02-03 EP EP08155410A patent/EP1947608A3/en not_active Ceased
- 2000-02-03 KR KR10-2004-7001079A patent/KR100454914B1/ko not_active Expired - Fee Related
- 2000-02-03 CN CNA2004100698471A patent/CN1585491A/zh active Pending
- 2000-02-03 WO PCT/KR2000/000088 patent/WO2000047000A1/en not_active Ceased
- 2000-02-03 CN CNA2006101006161A patent/CN1897037A/zh active Pending
- 2000-02-03 CA CA002442632A patent/CA2442632C/en not_active Expired - Fee Related
- 2000-02-03 CN CNB2006101006142A patent/CN100543772C/zh not_active Expired - Lifetime
- 2000-02-03 CA CA002361742A patent/CA2361742C/en not_active Expired - Fee Related
- 2000-02-03 CN CNB2006101006157A patent/CN100472563C/zh not_active Expired - Lifetime
- 2000-02-03 NZ NZ513342A patent/NZ513342A/en unknown
- 2000-02-03 EP EP08155412A patent/EP1947578A3/en not_active Withdrawn
- 2000-06-16 TW TW089101915A patent/TW524021B/zh not_active IP Right Cessation
-
2005
- 2005-06-15 JP JP2005175752A patent/JP4167245B2/ja not_active Expired - Fee Related
- 2005-06-15 JP JP2005175753A patent/JP4154459B2/ja not_active Expired - Fee Related
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