JP4766888B2 - 画像処理装置 - Google Patents
画像処理装置 Download PDFInfo
- Publication number
- JP4766888B2 JP4766888B2 JP2005061296A JP2005061296A JP4766888B2 JP 4766888 B2 JP4766888 B2 JP 4766888B2 JP 2005061296 A JP2005061296 A JP 2005061296A JP 2005061296 A JP2005061296 A JP 2005061296A JP 4766888 B2 JP4766888 B2 JP 4766888B2
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- JP
- Japan
- Prior art keywords
- image
- unit
- image data
- level
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- 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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Classifications
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/00731—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction
- G11B20/00818—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction limits the signal quality, e.g. by low-pass filtering of audio signals or by reducing the resolution of video signals
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
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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
- 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
- G11B27/30—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 on the same track as the main recording
- G11B27/3027—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 on the same track as the main recording used signal is digitally coded
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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
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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
- H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
- H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
- H04N19/647—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission using significance based coding, e.g. Embedded Zerotrees of Wavelets [EZW] or Set Partitioning in Hierarchical Trees [SPIHT]
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00007—Time or data compression or expansion
- G11B2020/00079—Time or data compression or expansion the compression ratio or quality level being adapted to circumstances, e.g. to the available recording space
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Security & Cryptography (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Editing Of Facsimile Originals (AREA)
Description
第1の実施形態は、階層化された符号化画像データストリームと、階層化レベルの画像に応じた著作権レベルを付加した符号化ストリームを生成する画像処理装置である。
第2の実施形態は、階層化された符号化画像データストリームを受け取り、著作権レベルに応じた処理を行う画像処理装置である。
Claims (1)
- 複数の画質の画像が復号可能な状態で多重化された符号化画像データを生成する装置であって、
前記複数の画質の画像のうち、少なくともひとつについて、当該画像の複数の用途ごとに、利用の許諾と禁止が定められた著作権レベル情報を予め前記符号化画像データに付加する著作権レベル記録部を備えることを特徴とする画像処理装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005061296A JP4766888B2 (ja) | 2004-03-30 | 2005-03-04 | 画像処理装置 |
US11/090,012 US8041128B2 (en) | 2004-03-30 | 2005-03-28 | Image processing apparatus and method for processing image having hierarchical structure |
CNA2005100627837A CN1678071A (zh) | 2004-03-30 | 2005-03-30 | 图像处理装置 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004101521 | 2004-03-30 | ||
JP2004101521 | 2004-03-30 | ||
JP2005061296A JP4766888B2 (ja) | 2004-03-30 | 2005-03-04 | 画像処理装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005318529A JP2005318529A (ja) | 2005-11-10 |
JP4766888B2 true JP4766888B2 (ja) | 2011-09-07 |
Family
ID=35050339
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005061296A Active JP4766888B2 (ja) | 2004-03-30 | 2005-03-04 | 画像処理装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8041128B2 (ja) |
JP (1) | JP4766888B2 (ja) |
CN (1) | CN1678071A (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7526812B2 (en) * | 2005-03-24 | 2009-04-28 | Xerox Corporation | Systems and methods for manipulating rights management data |
US7893966B2 (en) * | 2006-06-30 | 2011-02-22 | Canon Kabushiki Kaisha | Apparatus and method for controlling editing and use of image processing parameters in image processing |
US10873772B2 (en) | 2011-07-21 | 2020-12-22 | V-Nova International Limited | Transmission of reconstruction data in a tiered signal quality hierarchy |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3162044B2 (ja) | 1999-07-09 | 2001-04-25 | 松下電器産業株式会社 | 光ディスク、その記録装置、再生装置、記録方法および再生方法 |
JP4611606B2 (ja) * | 2002-02-13 | 2011-01-12 | 富士通株式会社 | データ運用方法 |
JP4289898B2 (ja) * | 2002-02-19 | 2009-07-01 | パナソニック株式会社 | 印刷方法、受信装置及び印刷装置 |
JP4150951B2 (ja) * | 2002-02-19 | 2008-09-17 | ソニー株式会社 | 動画配信システム、動画配信装置および方法、並びにプログラム |
JP3988990B2 (ja) * | 2002-08-27 | 2007-10-10 | 株式会社リコー | 符号変換装置、符号変換方法、プログラム及び記録媒体 |
JP2004140667A (ja) * | 2002-10-18 | 2004-05-13 | Canon Inc | 情報処理方法 |
JP4612787B2 (ja) * | 2003-03-07 | 2011-01-12 | キヤノン株式会社 | 画像データの暗号化装置の制御方法及び画像データ変換装置の制御方法、及び、それらの装置、並びにコンピュータプログラム及びコンピュータ可読記憶媒体 |
-
2005
- 2005-03-04 JP JP2005061296A patent/JP4766888B2/ja active Active
- 2005-03-28 US US11/090,012 patent/US8041128B2/en active Active
- 2005-03-30 CN CNA2005100627837A patent/CN1678071A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
US20050220323A1 (en) | 2005-10-06 |
CN1678071A (zh) | 2005-10-05 |
JP2005318529A (ja) | 2005-11-10 |
US8041128B2 (en) | 2011-10-18 |
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