CN102427458A - Method and device for adding annotations and comments in digitalization reading of multimedia files with copyright protection function - Google Patents
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Abstract
The invention relates to a method and device for adding annotations and comments in digitalization reading of multimedia files with a copyright protection function and relates to the field of multimedia. In the method provided by the invention, in-page elements, such as a text, a picture, an audio, a video and a cartoon, of the multimedia files with the copyright protection function can be annotated and commented on fine grit; annotation files with identity recognition, which are protected in copyright, can be formed; the forms of the annotations and the comments can be expanded to the text, the picture, the audio, the video and the cartoon. The device provided by the invention consists of an annotation file generation system, an annotation file publishing system and an annotation file playing system. The device can be matched with any digital publishing copyright protection system for use, is used for meeting the requirement that consumers add the annotations and the comments in the digital reading at any time, and can be applicable to an examination taking system of digital teaching; and furthermore, according to the device, the re-creative ability of the consumers in the digital reading can be developed and the device has the characteristics of high safety and reliability, fastness in popularization, convenience for maintenance, low operation cost and wide application range.
Description
Technical field
The present invention relates to the multimedia field, especially provide the multimedia file digitlization of copyright protection to read and add method and the device of explaining and annotating and commenting on for digital publishing.
Background technology
Digital publishing is the emerging publication industry situation that publishing business combines with new and high technology and produces, and its principal character is contents production digitlization, management process digitlization, product form digitlization and communication channel networking.Owing to characteristics such as it stores magnanimity, search is convenient, transmission is quick, with low cost, interactive by force, environmental protection low-carbon (LC)s; Having become the strategic new industry of press and publication sector and the main direction of publishing business development, also is the important component part of national economy and social IT application.Greatly develop the digital publishing industry, become the grand strategy task that China's realization strides forward to journalism power.
Along with the continuous progress of science and technology, digital publishing no longer is single media file structure on content, develops but mix the direction of publishing towards text, picture, audio frequency, video, animation one, and user's selection is more versatile and flexible.Can equally with the entity book when reading, can add the method and apparatus of explaining and annotating and commenting at any time yet lack in the market.Lack more with number of patent application be 201110009031.X, the digitlization that invention and created name is used for " a kind of be used for multimedia file structure and the device that digital publishing provides copyright protection " is read to add and is explained and the method and the device of annotations and comments.Number of patent application is 201110009031.X; Invention and created name merges solution for the multimedia that the invention of " a kind of be used for multimedia file structure and the device that digital publishing provides copyright protection " provides; Realized flexible authorization control to chapter, joint, page or leaf, page or leaf interior element; Support off-line distribution and online distribution simultaneously, the assurance of copyright protection is provided for realizing the omnibearing digital publishing of content.
In the prior art, digitlization is read the method for adding note and annotations and comments and in practical application, faced following realistic problem: first point, the fine granularity of note and annotations and comments is not enough.Digitlization is read or as a whole video file in the prior art, or as a whole audio file, or as a whole forms such as text, and existing note and annotations and comments method can only be to describe to whole file.Can not realize the fine granularity of chapter, joint, page or leaf, page or leaf interior element is explained and annotations and comments.
Second point, the protectiveness of explaining and annotating and commenting on is not enough.Note that digitlization is read in the prior art and annotations and comments are not because just to the explanation of whole file content, therefore provide the independent technology that forms the annotation file that has identification that receives copyright protection.
The various informative property of thirdly, explaining and annotating and commenting on is not enough.Note that digitlization is read in the prior art and annotations and comments all are the form appearance with word content; And be directed against a page or leaf interior element can be the comprehensive multimedia file of text, picture, audio frequency, video, animation, and the content of its note also can be text, picture, audio frequency, video, animation.
Summary of the invention
To the problem that exists in the above-mentioned prior art, the purpose of this invention is to provide the page or leaf interior element that can realize the multimedia file of copyright protection: text, picture, audio frequency, video, animation carry out fine-grained note and annotations and comments; The present invention can form the annotation file that identification is arranged that receives copyright protection; The present invention explains and the form of annotations and comments can be extended to text note, photo annotation, audio frequency note, video is explained and animation is explained.Have the multimedia file digitlization reading interpolation note of copyright protection function and the method and the device of annotations and comments, form the annotation file generation system by key generator, file structure sign maker, note locator, note encrypted memory; Form the annotation file delivery system by access control information maker, digital publishing publishing system interface; Read and make comments device by annotation file receiver, annotation file locator, display interface, annotation file and form the annotation file Play System; At any time add the demand of explaining and annotating and commenting in order to satisfy consumer's digital reading; And be applicable to the test taking system of digitlization teaching; Break through original digitlization test taking system and can only answer the bottleneck of multiple-choice question; Simultaneously, therefore can greatly bring into play digital reading consumer's recreation ability, the distribution that also can digital publishing publishing system and the textbook content through copyright protection such as master famous expert's teaching materials, teaching gains in depth of comprehension or even student's classroom notes be matched owing to explain and to generate the works that copyright protection is independently arranged; The present invention has guarantee and facilitation aspect universal digitlization, electronization reading and the teaching; Thereby better realize the protection environment, protect forest resources the social demand of energy-saving and emission-reduction.The present invention has safe and reliable, promotes fast, and easy maintenance, running cost is cheap, the characteristics that the scope of application is extensive.
In order to realize the foregoing invention purpose, technical scheme of the present invention realizes as follows:
Method and the device that interpolation is explained and annotated and commented on read in multimedia file digitlization with copyright protection function, and its use comprises by key generator, file structure sign maker, note locator, explains the annotation file generation system that encrypted memory is formed; The annotation file delivery system of forming by access control information maker, digital publishing publishing system interface; Read and make comments the annotation file Play System that device is formed by annotation file receiver, annotation file locator, display interface, annotation file, its key step is:
1) annotation file generates:
1. by the key generator of annotation file generation system based on name and the identity document number of explaining the people; Generate 128 keys or greater than 128 note content key through SHA algorithm or MD5 algorithm; Explain content key and be used for encrypting annotation file, simultaneously also as the identification digital signature of explaining the people;
2. duplicate the tree-like marking structure of the digital publishing multimedia file of explaining by the file structure sign maker of annotation file generation system; Tree-like marking structure comprises the root node sign; The chapter sign; Feast-brand mark is known; The page or leaf sign; Page or leaf interior element sign; Wherein the page or leaf interior element also has layer to identify according to the form of expression is different, is divided into the text layers sign, the image layers sign; Animation layer sign; Audio layer sign, the video layer sign, therefore can be fast according to the position of mark location page or leaf interior element; And the reading displayed mode that obtains this element simultaneously is a text; Image; Animation; Audio frequency; Wherein any of video is so that call the purpose that relevant program and IO interface reach demonstration;
3. the note locator by the annotation file generation system combines concrete operations based on the demand of explaining the people; Location annotate the sign in the tree-like marking structure of the digital publishing multimedia file that will explain; Mode of operation includes but not limited to following description: draw, enclose, put the page or leaf interior element of selecting by explaining the people through mouse; By explaining the people through hand-written stroke, circle, point and selected page interior element; By the note people page or leaf interior element selected through keyboard operation, under the definite prerequisite of page or leaf sign, adding selected content through the content of text of drawing, circle is selected is the sign of this page N word to the M word; Be expressed as [page or leaf sign] [NM], be shown [page or leaf sign] [layer sign+numbering] layer sign for the label table of other pages interior element and be divided into that image layers sign, animation layer sign, audio layer identify, video layer identifies;
4. the while combines concrete operations by the note locator of annotation file generation system based on the demand of explaining the people; The type of definite content that annotates; The note people can choose dissimilar texts, image file, audio file, video file, animation file equally to the note that any page or leaf interior element is done; Dissimilar note contents generates explains the content type sign; Conveniently reading annotation file and to show that annotation file can relevant decoder and the IO interface of quick calling, and will explain the note encrypted memory of delivery of content to the annotation file generation system;
5. the locating information of being fed back according to the note locator of annotation file generation system by the file structure of annotation file generation system sign maker with explain the content type sign, the tree-like marking structure that upgrades the digital publishing multimedia file of explaining is the tree-like marking structure of annotation file;
6. the note content that will explain the people by the note encrypted memory of annotation file generation system is encrypted storage, and encryption key uses the note content key that key generator generated of annotation file generation system;
7. will encrypt the note content of storing by the note encrypted memory of annotation file generation system and become annotation file with the tree-like sign textural association of annotation file;
2) annotation file issue
1. by the access control information maker of annotation file delivery system, encrypt the note content key that key generator generated, generate access control information by the annotation file generation system according to the mandate encrypted public key of digital publishing publishing system;
But the annotation file that 2. will generate by the note encrypted memory of annotation file generation system by the digital publishing publishing system interface of annotation file delivery system and the annotation file of access control information combination generation granted access; And but the annotation file of the granted access mode through network or copy sent to the digital publishing publishing system, but so that accomplish the issue of the annotation file of granted access;
3) annotation file is play
1. when the consumer read through the digital publishing publishing system issue when explaining the digital publishing multimedia file; But select to read simultaneously the granted access annotation file of other consumer's issues through the digital publishing publishing system; And obtain under the situation of mandate through the digital publishing publishing system: but the annotation file of granted access obtained through network download mode or copy mode by the annotation file receiver of annotation file Play System; But and use the file player client private key that has been built into digital publishing publishing system client to decipher the access control information in the annotation file of granted access; Obtain explaining content key; But and with the annotation file in the annotation file of granted access with explain the annotation file locator that content key passes to the annotation file Play System, the mandate encrypted public key of digital publishing publishing system is that one group of PKI, private key are right with the file player client private key that is built into digital publishing publishing system client;
2. decipher annotation file by the annotation file locator of annotation file Play System based on explaining content key; Note content in the annotation file is arrived the digital publishing multimedia file of explaining through the distribution of digital publishing publishing system according to the tree-like marking structure of annotation file in annotation file location access links, and the tree-like marking structure of annotation file is passed to the display interface of annotation file Play System;
3. when the consumer read through the digital publishing publishing system issue when explaining the digital publishing multimedia file; By the display interface of annotation file Play System will have access links digital publishing file content and the digital publishing file content that does not have access links do show difference, the method for difference include but not limited to overstriking, add bright, change modes such as color, underscore, change font; When consumer's click has the digital publishing file content of access links; Call corresponding decoder or program by display interface based on the sign of the note content type in the tree-like marking structure of annotation file; Through but be not limited to following mode and present to the consumer: front end shows, opens in addition that the page shows, side shows, the top shows below demonstration etc.;
Institute's digital publishing multimedia file of explaining of the digital publishing publishing system distribution of 4. reading as the consumer is when taking an entrance examination examinee's paper or during other application modes that need read and make comments annotation file; Read and make comments device record note by the annotation file of annotation file Play System and read and make comments content; And as interface system the tree-like marking structure of annotation file and note are read and made comments delivery of content and give other application programs, include but not limited to paper fractional statistics system.
Read in the method and device of adding note and annotations and comments in above-mentioned described multimedia file digitlization with copyright protection function; It is characterized in that to realize fine-grained note and annotations and comments; Can explain and annotate and comment on chapter, joint, page or leaf, page or leaf interior element; The page or leaf interior element that can annotate and comment on includes but not limited to text, picture, animation, audio frequency, video, and the content of explaining and annotating and commenting on also can be explained and annotate and comment on text, picture, animation, audio frequency, video.
Read in the method and device of adding note and annotations and comments in above-mentioned described multimedia file digitlization with copyright protection function; It is characterized in that but formed note and annotations and comments are annotation files of granted access; Form the note content key by explaining information via SHA such as people's name and identity document number or MD5 scheduling algorithm; And this key can be used as the identification that annotation file forms; Encrypt the note content key by the mandate encrypted public key of digital publishing publishing system; Form access control information, become annotation file by the note content of encrypting storage with the tree-like sign structural group of annotation file, but be combined to form the annotation file of granted access by access control information and annotation file; But the annotation file of granted access can with anyly have 1 group and many group PKIs, the right digital publishing publishing system of private key is used, but realizes the distribution of the annotation file of granted access at any copyright protecting system.
Read in the method and device of adding note and annotations and comments in above-mentioned described multimedia file digitlization with copyright protection function; It is characterized in that but can read and make comments device through annotation file when but annotation file to granted access has the visit of mandate will carry out delivery of content to the reading and making comments with other software systems of annotation file of granted access; The function expansion of outstanding system; Especially in the application of education sector, can realize electronization examination and the artificial educational mode of going over examination papers and combining.
Description of drawings
Fig. 1 is a principle assumption diagram of the present invention.
Fig. 2 is annotation file product process figure of the present invention.
Fig. 3 is an annotation file issue flow chart of the present invention.
Fig. 4 is annotation file playing flow figure of the present invention.
Embodiment
Referring to Fig. 1 to Fig. 5, realize that the multimedia file digitlization reading interpolation with copyright protection function of the present invention is explained and the method and the device of annotations and comments are made up of annotation file generation system A, annotation file delivery system B, annotation file Play System C.Wherein annotation file generation system A is made up of key generator 1, file structure sign maker 2, note locator 3, note encrypted memory 4; The main note content key of being responsible for generates 11; The tree-like marking structure of annotation file generates 14; Explain the encryption storage of content, note content and the tree-like marking structure 14 of annotation file of encrypting storage are combined into annotation file 15; Annotation file delivery system B is made up of access control information maker 5, digital publishing publishing system interface 6; Main being responsible for carried out information exchange with digital publishing publishing system D; Generate access control information; But combination generates the annotation file of granted access, but accomplishes the issue of the annotation file of granted access through digital publishing publishing system D; Annotation file Play System C reads and makes comments device 10 by annotation file receiver 7, annotation file locator 8, display interface 9, annotation file and forms; But main be responsible for accomplishing obtaining to the annotation file of granted access; Deciphering to annotation file; Explain the location of content, explain the generation of link, explain the demonstration of content and explain the function of reading and making comments of content.
Referring to Fig. 1 to Fig. 5, the step when the inventive method is used is:
1) annotation file generates:
1. by the key generator 1 of annotation file generation system A based on name and the identity document number of explaining the people; Generate 128 keys or greater than 128 note content key 11 through SHA algorithm or MD5 algorithm; Explain content key 11 and be used for encrypting annotation file, simultaneously also as the identification digital signature of explaining the people;
2. duplicate the tree-like marking structure 12 of the digital publishing multimedia file 21 of explaining by the file structure sign maker 2 of annotation file generation system A; Tree-like marking structure 12 comprises the root node sign; The chapter sign; Feast-brand mark is known; The page or leaf sign; Page or leaf interior element sign; Wherein the page or leaf interior element also has layer to identify according to the form of expression is different; Be divided into the text layers sign; The image layers sign; Animation layer sign; Audio layer sign, the video layer sign, therefore can be fast according to the position of mark location page or leaf interior element; And the reading displayed mode that obtains this element simultaneously is a text; Image; Animation; Audio frequency; Wherein any of video is so that call the purpose that relevant program and IO interface reach demonstration;
3. the note locator 3 by annotation file generation system A combines concrete operations based on the demand of explaining the people; Location annotate the sign in the tree-like marking structure 12 of the digital publishing multimedia file that will explain; Mode of operation includes but not limited to following description: draw, enclose, put the page or leaf interior element of selecting by explaining the people through mouse; By explaining the people through hand-written stroke, circle, point and selected page interior element; By the note people page or leaf interior element selected through keyboard operation, under the definite prerequisite of page or leaf sign, adding selected content through the content of text of drawing, circle is selected is the sign of this page N word to the M word; Be expressed as [page or leaf sign] [NM], be shown [page or leaf sign] [layer sign+numbering] layer sign for the label table of other pages interior element and be divided into that image layers sign, animation layer sign, audio layer identify, video layer identifies;
4. simultaneously by the note locator 3 of annotation file generation system A according to the demand of explaining the people in conjunction with concrete operations; The type of definite content 22 that annotates; The note people can choose dissimilar texts equally to the note that any page or leaf interior element is done; Image file; Audio file; Video file; Animation file; Dissimilar note contents generates explains the content type sign; Conveniently reading annotation file and to show that annotation file can relevant decoder and the IO interface of quick calling, and will explain the note encrypted memory 4 that content 22 passes to annotation file generation system A;
5. the locating information of being fed back according to the note locator 3 of annotation file generation system A by the file structure of annotation file generation system A sign maker 2 with explain content type sign 13, the tree-like marking structure 12 that upgrades the digital publishing multimedia file of explaining is the tree-like marking structure 14 of annotation file;
6. the note content 22 that will explain the people by the note encrypted memory 4 of annotation file generation system A is encrypted storage, the note content key 11 that encryption key uses the key generator 1 of annotation file generation system A to be generated;
7. will encrypt note content and the tree-like marking structure 14 of annotation file stored by the note encrypted memory 4 of annotation file generation system A and be combined into annotation file 15;
2) annotation file issue
1. by the access control information maker 5 of annotation file delivery system B, encrypt the note content key 11 that the key generator 1 by annotation file generation system A is generated according to the mandate encrypted public key 16 of digital publishing publishing system D, generate access control information 17;
But the annotation file 15 that 2. will be generated by the note encrypted memory 4 of annotation file generation system A by the digital publishing publishing system interface 6 of annotation file delivery system B and access control information 17 combinations generate the annotation file 18 of granted access; And but the annotation file 18 of the granted access mode through network or copy sent to digital publishing publishing system D, but so that accomplish the issue of the annotation file 18 of granted access;
3) annotation file is play
1. when the consumer read through digital publishing publishing system D issue when explaining digital publishing multimedia file 21; But select to read simultaneously the granted access annotation file 18 of other consumer's issues through digital publishing publishing system D; And obtain under the situation of mandate through digital publishing publishing system D: but the annotation file 18 of granted access obtained through network download mode or copy mode by the annotation file receiver 7 of annotation file Play System C; But and use the file player client private key 20 that has been built into digital publishing publishing system client E to decipher the access control information 17 in the annotation file 18 of granted access; Obtain explaining content key 11; But and with the annotation file in the annotation file 18 of granted access 15 with explain the annotation file locator that content key 11 passes to annotation file Play System C, the mandate encrypted public key 16 of digital publishing publishing system D is that one group of public, private key is right with the file player client private key 20 that is built into digital publishing publishing system client E;
2. decipher annotation files 15 by the annotation file locator 8 of annotation file Play System C based on explaining content key 11; Note content 22 in the annotation file 15 is arrived the digital publishing multimedia file 21 of explaining through digital publishing publishing system D distribution according to the tree-like marking structure 14 location access links of annotation file in the annotation file 15, and the tree-like marking structure 14 of annotation file is passed to the display interface 9 of annotation file Play System C;
3. when the consumer read through digital publishing publishing system D issue when explaining digital publishing multimedia file 21; By the display interface 9 of annotation file Play System C will have access links digital publishing file content and the digital publishing file content that does not have access links do show difference, the method for difference include but not limited to overstriking, add bright, change modes such as color, underscore, change font; When consumer's click has the digital publishing file content of access links; Call corresponding decoder or program by display interface based on the sign of the note content type in the tree-like marking structure 14 of annotation file; Through but be not limited to following mode and present to the consumer: front end shows, opens in addition that the page shows, side shows, the top shows below demonstration etc.;
4. institute's digital publishing multimedia file of explaining 21 of the digital publishing publishing system distribution D that reads as the consumer is when taking an entrance examination examinee's paper or during other application modes that need read and make comments annotation file; Read and make comments device 10 record notes by the annotation file of annotation file Play System C and read and make comments content 23; And as interface system tree-like marking structure of annotation file 14 and note are read and made comments content 23 and pass to other application programs, include but not limited to paper fractional statistics system.
Claims (4)
1. method and the device that interpolation is explained and annotated and commented on read in the multimedia file digitlization that has copyright protection function, and its use comprises by key generator, file structure sign maker, note locator, explains the annotation file generation system that encrypted memory is formed; The annotation file delivery system of forming by access control information maker, digital publishing publishing system interface; Read and make comments the annotation file Play System that device is formed by annotation file receiver, annotation file locator, display interface, annotation file, its key step is:
1) annotation file generates:
1. by the key generator of annotation file generation system based on name and the identity document number of explaining the people; Generate 128 keys or greater than 128 note content key through SHA algorithm or MD5 algorithm; Explain content key and be used for encrypting annotation file, simultaneously also as the identification digital signature of explaining the people;
2. duplicate the tree-like marking structure of the digital publishing multimedia file of explaining by the file structure sign maker of annotation file generation system; Tree-like marking structure comprises the root node sign; The chapter sign; Feast-brand mark is known; The page or leaf sign; Page or leaf interior element sign; Wherein the page or leaf interior element also has layer to identify according to the form of expression is different, is divided into the text layers sign, the image layers sign; Animation layer sign; Audio layer sign, the video layer sign, therefore can be fast according to the position of mark location page or leaf interior element; And the reading displayed mode that obtains this element simultaneously is a text; Image; Animation; Audio frequency; Wherein any of video is so that call the purpose that relevant program and IO interface reach demonstration;
3. the note locator by the annotation file generation system combines concrete operations based on the demand of explaining the people; Location annotate the sign in the tree-like marking structure of the digital publishing multimedia file that will explain; Mode of operation includes but not limited to following description: draw, enclose, put the page or leaf interior element of selecting by explaining the people through mouse; By explaining the people through hand-written stroke, circle, point and selected page interior element; By the note people page or leaf interior element selected through keyboard operation, under the definite prerequisite of page or leaf sign, adding selected content through the content of text of drawing, circle is selected is the sign of this page N word to the M word; Be expressed as [page or leaf sign] [NM], be shown [page or leaf sign] [layer sign+numbering] layer sign for the label table of other pages interior element and be divided into that image layers sign, animation layer sign, audio layer identify, video layer identifies;
4. the while combines concrete operations by the note locator of annotation file generation system based on the demand of explaining the people; The type of definite content that annotates; The note people can choose dissimilar texts, image file, audio file, video file, animation file equally to the note that any page or leaf interior element is done; Dissimilar note contents generates explains the content type sign; Conveniently reading annotation file and to show that annotation file can relevant decoder and the IO interface of quick calling, and will explain the note encrypted memory of delivery of content to the annotation file generation system;
5. the locating information of being fed back according to the note locator of annotation file generation system by the file structure of annotation file generation system sign maker with explain the content type sign, the tree-like marking structure that upgrades the digital publishing multimedia file of explaining is the tree-like marking structure of annotation file;
6. the note content that will explain the people by the note encrypted memory of annotation file generation system is encrypted storage, and encryption key uses the note content key that key generator generated of annotation file generation system;
7. will encrypt the note content of storing by the note encrypted memory of annotation file generation system and become annotation file with the tree-like sign textural association of annotation file;
2) annotation file issue
1. by the access control information maker of annotation file delivery system, encrypt the note content key that key generator generated, generate access control information by the annotation file generation system according to the mandate encrypted public key of digital publishing publishing system;
But the annotation file that 2. will generate by the note encrypted memory of annotation file generation system by the digital publishing publishing system interface of annotation file delivery system and the annotation file of access control information combination generation granted access; And but the annotation file of the granted access mode through network or copy sent to the digital publishing publishing system, but so that accomplish the issue of the annotation file of granted access;
3) annotation file is play
1. when the consumer read through the digital publishing publishing system issue when explaining the digital publishing multimedia file; But select to read simultaneously the granted access annotation file of other consumer's issues through the digital publishing publishing system; And obtain under the situation of mandate through the digital publishing publishing system: but the annotation file of granted access obtained through network download mode or copy mode by the annotation file receiver of annotation file Play System; But and use the file player client private key that has been built into digital publishing publishing system client to decipher the access control information in the annotation file of granted access; Obtain explaining content key; But and with the annotation file in the annotation file of granted access with explain the annotation file locator that content key passes to the annotation file Play System, the mandate encrypted public key of digital publishing publishing system is that one group of PKI, private key are right with the file player client private key that is built into digital publishing publishing system client;
2. decipher annotation file by the annotation file locator of annotation file Play System based on explaining content key; Note content in the annotation file is arrived the digital publishing multimedia file of explaining through the distribution of digital publishing publishing system according to the tree-like marking structure of annotation file in annotation file location access links, and the tree-like marking structure of annotation file is passed to the display interface of annotation file Play System;
3. when the consumer read through the digital publishing publishing system issue when explaining the digital publishing multimedia file; By the display interface of annotation file Play System will have access links digital publishing file content and the digital publishing file content that does not have access links do show difference, the method for difference include but not limited to overstriking, add bright, change modes such as color, underscore, change font; When consumer's click has the digital publishing file content of access links; Call corresponding decoder or program by display interface based on the sign of the note content type in the tree-like marking structure of annotation file; Through but be not limited to following mode and present to the consumer: front end shows, opens in addition that the page shows, side shows, the top shows below demonstration etc.;
Institute's digital publishing multimedia file of explaining of the digital publishing publishing system distribution of 4. reading as the consumer is when taking an entrance examination examinee's paper or during other application modes that need read and make comments annotation file; Read and make comments device record note by the annotation file of annotation file Play System and read and make comments content; And as interface system the tree-like marking structure of annotation file and note are read and made comments delivery of content and give other application programs, include but not limited to paper fractional statistics system.
2. the multimedia file digitlization with copyright protection function according to claim 1 is read and is added method and the device of explaining and annotating and commenting on; It is characterized in that to realize fine-grained note and annotations and comments; Can explain and annotate and comment on chapter, joint, page or leaf, page or leaf interior element; The page or leaf interior element that can annotate and comment on includes but not limited to text, picture, animation, audio frequency, video, and the content of explaining and annotating and commenting on also can be explained and annotate and comment on text, picture, animation, audio frequency, video.
3. the multimedia file digitlization with copyright protection function according to claim 1 is read and is added in the method and device of explaining and annotating and commenting on; It is characterized in that but formed note and annotations and comments are annotation files of granted access; Form the note content key by explaining information via SHA such as people's name and identity document number or MD5 scheduling algorithm; And this key can be used as the identification that annotation file forms; Encrypt the note content key by the mandate encrypted public key of digital publishing publishing system; Form access control information, become annotation file by the note content of encrypting storage with the tree-like sign structural group of annotation file, but be combined to form the annotation file of granted access by access control information and annotation file; But the annotation file of granted access can with anyly have 1 group and many group PKIs, the right digital publishing publishing system of private key is used, but realizes the distribution of the annotation file of granted access at any copyright protecting system.
4. said multimedia file digitlization with copyright protection function is read in the method and device of adding note and annotations and comments based on claim 1; It is characterized in that but can read and make comments device through annotation file when but annotation file to granted access has the visit of mandate will carry out delivery of content to the reading and making comments with other software systems of annotation file of granted access; The function expansion of outstanding system; Especially in the application of education sector, can realize electronization examination and the artificial educational mode of going over examination papers and combining.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110432546.0A CN102427458B (en) | 2011-12-21 | 2011-12-21 | Method and device for adding annotations and comments in digitalization reading of multimedia files with copyright protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110432546.0A CN102427458B (en) | 2011-12-21 | 2011-12-21 | Method and device for adding annotations and comments in digitalization reading of multimedia files with copyright protection function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102427458A true CN102427458A (en) | 2012-04-25 |
| CN102427458B CN102427458B (en) | 2014-03-05 |
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| CN104022884A (en) * | 2014-06-20 | 2014-09-03 | 李岩 | Multimedia file annotation and original text switching display method with copyright protection function |
| CN104090718A (en) * | 2014-07-13 | 2014-10-08 | 李岩 | Method for switching multiple notes and text of multimedia file with copyright protection function |
| CN107527576A (en) * | 2017-08-18 | 2017-12-29 | 深圳市无介质成像系统有限公司 | Holographic advertisement machine |
| CN107564444A (en) * | 2017-09-29 | 2018-01-09 | 深圳盟云全息文化有限公司 | Holographic advertisement machine |
| CN111046639A (en) * | 2019-11-06 | 2020-04-21 | 上海擎感智能科技有限公司 | File review method, system and mobile terminal |
| CN111159653A (en) * | 2019-12-23 | 2020-05-15 | 泰康保险集团股份有限公司 | System and method for processing multimedia task |
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| CN104022884A (en) * | 2014-06-20 | 2014-09-03 | 李岩 | Multimedia file annotation and original text switching display method with copyright protection function |
| CN104022884B (en) * | 2014-06-20 | 2017-03-01 | 李岩 | The multimedia file having copyright protection function explains the switching display packing with original text |
| CN104090718A (en) * | 2014-07-13 | 2014-10-08 | 李岩 | Method for switching multiple notes and text of multimedia file with copyright protection function |
| CN104090718B (en) * | 2014-07-13 | 2017-02-15 | 李岩 | Method for switching multiple notes and text of multimedia file with copyright protection function |
| CN107527576A (en) * | 2017-08-18 | 2017-12-29 | 深圳市无介质成像系统有限公司 | Holographic advertisement machine |
| CN107564444A (en) * | 2017-09-29 | 2018-01-09 | 深圳盟云全息文化有限公司 | Holographic advertisement machine |
| CN111046639A (en) * | 2019-11-06 | 2020-04-21 | 上海擎感智能科技有限公司 | File review method, system and mobile terminal |
| CN111159653A (en) * | 2019-12-23 | 2020-05-15 | 泰康保险集团股份有限公司 | System and method for processing multimedia task |
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| CN102427458B (en) | 2014-03-05 |
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