CN1284115C - Digital image encryption treatment system - Google Patents
Digital image encryption treatment system Download PDFInfo
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- CN1284115C CN1284115C CN 200310113712 CN200310113712A CN1284115C CN 1284115 C CN1284115 C CN 1284115C CN 200310113712 CN200310113712 CN 200310113712 CN 200310113712 A CN200310113712 A CN 200310113712A CN 1284115 C CN1284115 C CN 1284115C
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- digitized video
- recognition data
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Abstract
The present invention relates to a digital image encryption processing system which at least comprises an image error protection encoding module, an identification data setting module, an identification data storing module, an identification data error protection encoding module and an identification data embedding module. The digital image encryption processing system of the present invention can embark on a digital image picking device and carry out special encryption processing on a digital image shot by the digital image picking device, and thus, an image user can identify whether a certain digital image is actually shot by a digital camera or not and is not falsified; thus, when used as a legal evidence obtaining tool, the digital image picking device can be relied on by the public.
Description
Technical field
The invention relates to a kind of digitized video technology, particularly about a kind of digitized video encryption system, it can be loaded on the digital image acquisition device, digital camera (Digital StillCamera for example, DSC), whether the captured digitized video of this digital camera, allowing the image user can identify a certain digitized video whereby really is that this digital camera is captured, and do not distorted if being carried out special encryption program.
Background technology
(Digital Still Camera is a kind of image information picked-up platform DSC) to digital camera, and it can absorb the optical image of various objects and view, and the optical image that it is taken converts digitized video to.With traditional egative film formula camera relatively because digitized video uses and store than egative film is more convenient, so digital camera has the trend that replaces traditional egative film formula camera gradually.
Yet because the taken as easy as rolling off a log image processing software that utilizes of digitized video of digital camera is distorted, therefore present digital camera still is difficult to as jural evidence obtaining instrument.
Summary of the invention
For overcoming the shortcoming of above-mentioned prior art, fundamental purpose of the present invention is to provide a kind of digitized video encryption system, it can be loaded on digital camera, the captured digitized video of this digital camera is carried out special encryption program, whether allow the image user can identify a certain digitized video whereby really is that this digital camera is captured, and do not distorted, make this digital camera can be used as jural evidence obtaining instrument.
For reaching above-mentioned and other purpose, digitized video encryption of the present invention system comprises at least: image mistake proofing coding module, the mistake proofing coded program that can be scheduled to the dual code of this original figure image, and the image mistake proofing coding module of the digitized video encryption system in this digital image acquisition device adopts exclusive mistake proofing coded program; The recognition data setting module can be used to set a group image recognition data with manual type; The recognition data storage module, the image recognition data that this recognition data setting module that prestores sets; Recognition data mistake proofing coding module, the dual code of the image recognition data that can set this recognition data setting module carries out a predetermined mistake proofing coded program; And the recognition data merge module, the dual code that this recognition data mistake proofing coding module can be produced is embedded in this original figure image, produces the enciphered digital image whereby.
Above-mentioned digitized video encryption system also can select to comprise: the digital signature coding module, can carry out the digital signature coded program to this original figure image; The geographic position data merge module, the geographic position data at place was embedded in this original figure image when it can be installed on this digital image acquisition this original figure image of picked-up.
The technical essential of digitized video encryption of the present invention system is, adopt image mistake proofing coding method to prevent that the raw video content is tampered, and the recognition data that embedding is correlated with in the dual code of original figure image, whether for example factory data, sales data, buyer's data, photographer's data etc., it is really captured for this specific digital camera to identify this digitized video whereby.
In sum, digitized video encryption of the present invention system, can be loaded on digital camera, the captured digitized video of this digital camera is carried out special encryption program, whether allow the image user can identify a certain digitized video whereby really is that this digital camera is captured, and do not distorted, make this digital camera can be used as jural evidence obtaining instrument.
Description of drawings
The basic structure synoptic diagram of the Object Oriented OO component model of the embodiment 1 of Fig. 1 digitized video encryption of the present invention system;
Fig. 2 is the basic structure synoptic diagram of Object Oriented OO component model of the embodiment 2 of digitized video encryption of the present invention system;
Fig. 3 is the basic structure synoptic diagram of Object Oriented OO component model of the embodiment 3 of digitized video encryption of the present invention system.
Embodiment
Below be conjunction with figs., describe three kinds of different embodiment of digitized video encryption of the present invention system in detail.
Fig. 1 to Fig. 3 shows the basic structure of Object Oriented OO component model (object-oriented component model) of three kinds of different embodiment (respectively as label 100,100 ＇, 100 " part that the frame of broken lines of indication is included) of digitized video encryption of the present invention system respectively.As shown in the figure, each embodiment 100,100 ＇, 100 of digitized video encryption of the present invention system " are to be loaded on digital image acquisition device 10 in practical application; digital camera for example; these digital image acquisition device 10 taken original figure images 20 are carried out special encryption program; to obtain enciphered digital image 21, prevent that presentation content from being distorted.
Embodiment 1
As shown in Figure 1, the digitized video encryption system 100 of embodiments of the invention 1 comprises at least: (a) image mistake proofing coding module 110; (b) the recognition data setting module 120; (c) the recognition data storage module 130; (d) recognition data mistake proofing coding module 140; And (e) recognition data merge module 150; This recognition data setting module 120 comprises factory data setup unit 121 and time setting unit 122 at least.
Embodiment 2
As shown in Figure 2,100 ＇ of digitized video encryption system of embodiments of the invention 2 are except above-mentioned module, more and then comprise digital signature coding module 210, and recognition data setting module 120 wherein and then comprise: sales data setup unit 123, buyer's data enactment unit 124 and photographer's data enactment unit 125.
Embodiment 3
As shown in Figure 3, the digitized video encryption system 100 of embodiments of the invention 3 is " on the basis of embodiment 2, more and then comprise geographic position data merge module 310.
In practical application, the digitized video encryption system 100 of embodiments of the invention 1 is loaded on the minimum basic model numeral camera of secret grade; It is medium digital camera that 100 ＇ of digitized video encryption system of embodiment 2 are loaded on secret grade; The digitized video encryption system 100 of embodiment 3 " then is loaded on the highest digital camera of secret grade.
The mistake proofing coded program that image mistake proofing coding module 110 can be scheduled to the dual code of original figure image 20,16 ring shift right total value check code programs for example, 8 and total value check code program, 32 potential difference total value check code programs, 8 civilian number contrast coded programs, cyclic redundancy check (CRC) (Cyclic Redundancy Checking, CRC) coded program, 128 bit encryption coded programs etc., whether the user can identify enciphered digital image 21 by the dual code coded system of verification enciphered digital image 21 really captured for this digital image acquisition device 10, and do not distorted.In addition, the mistake proofing coded program that is adopted for fear of image mistake proofing coding module 110 is cracked, when factory's volume production, different digital cameras is disposed different mistake proofing coded programs, the mistake proofing coded program that the coding module of image mistake proofing just 110 is adopted is different from the mistake proofing coded program that the image mistake proofing coding module in the digital image acquisition device of other same kind adopts; And the mistake proofing coded program that is disposed in any specific digital camera must be that the specific talent of minority in the original manufacturer can know by specific program.
Recognition data setting module 120 can manual type be set many group images recognition data; For example allow manufacturer utilize factory data setup unit 121 to set one group of factory data, for example comprise product serial number, manufacturing works, go out ETCD estimated time of commencing discharging etc.; Allow the dealer utilize time setting unit 122 setting-up times, i.e. date Hour Minute Second; Allow the dealer utilize sales data setup unit 123 to set one group of sales data, for example comprise sale businessman, stock up the time etc.; Allow the dealer utilize buyer's data enactment unit 124 to set one group of buyer's data, for example comprise buyer's name and the personal data of being correlated with, sell the time etc.; And allow photographer utilize photographer's data enactment unit 125 to set one group of photographer's recognition data, for example comprise photographer's name and relevant personal data, photographer's fingerprint, photographer's eye mask line, shooting time and place etc.
Recognition data storage module 130 stores every image recognition data that above-mentioned recognition data setting module 120 sets; And the preferred forms of this recognition data storage module 130 is, employing can write but the storer that can not wipe, or can write but need and adopt just erasable storer of special equipment to former factory, and its stored data can't be distorted arbitrarily.
Recognition data mistake proofing coding module 140 can set and be stored in the mistake proofing coded program that the dual code of the image recognition data in the recognition data storage module 130 is scheduled to above-mentioned recognition data setting module 120,16 ring shift right total value check code programs for example, 8 and total value check code program, 32 potential difference total value check code programs, 8 civilian number contrast coded programs, CRC cyclic redundancy check (CRC) coded program, 128 bit encryption coded programs etc., make the image user can be, identify image recognition data in the enciphered digital image 21 whether really for raw data or not distorted by the dual code coded system of the image recognition data in the verification enciphered digital image 21.
Recognition data merge module 150 can be embedded in the dual code that above-mentioned recognition data mistake proofing coding module 140 codings form in the dual code of original figure image 20.When the image user shows enciphered digital image 21, every image recognition data that above-mentioned recognition data setting module 120 sets (being factory data, sales data, buyer's data, photographer's data etc.) will be apparent on the lateral margin of image, for example goes up lateral margin, lower lip, left border or margo dexter.
Digital signature coding module 210 can carry out digital signature (digitalsignature) coded program to original figure image 20, prevents that enciphered digital image 21 from suffering illegally to distort.
Geographic position data merge module 310 can be by specific geo-positioning system 30, for example existing GPS (Global Positioning System, GPS), geographic position data with digital image acquisition device 10 place when absorbing original figure image 20, automatically be embedded in the dual code of original figure image 20, make the image user can identify the original spot for photography of enciphered digital image 21.
In practical application, if have judicial unit or any evidence obtaining personnel to want to confirm whether a certain digital image is that this digital image acquisition device 10 is captured, and do not distorted, as long as the coded system that the mistake proofing coding method of being adopted according to image mistake proofing coding module 110 comes the dual code of this digitized video of verification, whether really for this digital image acquisition device 10 captured, or whether presentation content once met with and distort if can identify this digitized video.In addition, the mistake proofing coded program that is adopted for fear of image mistake proofing coding module 110 is cracked, and when factory's volume production different digital cameras is disposed different mistake proofing coded programs; And the mistake proofing coded program that is disposed in any specific digital camera must be that the specific talent of minority in the original manufacturer can know by specific program; Whether correct the specific people of original manufacturer examine the mistake proofing coding rule of specific digital camera when, and whether correct the case to the mistake proofing coding rule of same camera repeat request examination camera can examine whether the someone cracks the mistake proofing coding rule.If find that the mistake proofing coded program was changed, assert promptly that then this digitized video is incredible digitized video.
The evidence obtaining personnel also can confirm to absorb the associated identification data of the digital camera of this digitized video by image recognition data embedded in this digitized video of verification, for example comprise factory data, sales data, buyer's data, photographer's data etc., whether whether be consistent with record, identifying this digitized video whereby really is that this digital image acquisition device 10 is captured.
Generally speaking, the invention provides a kind of digitized video encryption system of novelty, it can be loaded on digital camera, the captured digitized video of this digital camera is carried out special encryption program, whether allow the image user can identify a certain digitized video whereby really is that this digital camera is captured, and do not distorted.The technical essential of digitized video encryption of the present invention system is, adopt image mistake proofing coding method to prevent that the raw video content is tampered, and the recognition data that embedding is correlated with in the dual code of original figure image, whether for example factory data, sales data, buyer's data, photographer's data etc., it is really captured for this specific digital camera to identify this digitized video whereby.These characteristics make the digital camera of application digitized video encryption of the present invention system can be used as jural evidence obtaining instrument.
Claims (10)
1. a digitized video encryption system can be loaded on the digital image acquisition device, and the original figure image that this digital image acquisition device is photographed carries out specific encryption program, it is characterized in that, this digitized video encryption system comprises at least:
Image mistake proofing coding module, the mistake proofing coded program that can be scheduled to the dual code of this original figure image, and the image mistake proofing coding module of the digitized video encryption system in this digital image acquisition device adopts exclusive mistake proofing coded program;
The recognition data setting module can be used to set a group image recognition data with manual type;
The recognition data storage module, the image recognition data that this recognition data setting module that prestores sets;
Recognition data mistake proofing coding module, the dual code of the image recognition data that can set this recognition data setting module carries out a predetermined mistake proofing coded program; And
The recognition data merge module, the dual code that this recognition data mistake proofing coding module can be produced is embedded in this original figure image, produces the enciphered digital image whereby.
2. digitized video encryption as claimed in claim 1 system, it is characterized in that this recognition data storage module comprises: the factory data setup unit, it can be used to set one group of factory data with manual type.
3. digitized video encryption as claimed in claim 1 system, it is characterized in that this recognition data storage module comprises: time setting unit can be used to set one group of time data with manual type.
4. digitized video encryption as claimed in claim 1 system, it is characterized in that this recognition data storage module comprises: the sales data setup unit can be used to set one group of sales data with manual type.
5. digitized video encryption as claimed in claim 1 system, it is characterized in that this recognition data storage module comprises: buyer's data enactment unit can be used to set one group of buyer's data with manual type.
6. digitized video encryption as claimed in claim 1 system, it is characterized in that this recognition data storage module comprises: photographer's data enactment unit can be used to set one group of photographer's data with manual type.
7. digitized video encryption as claimed in claim 6 system is characterized in that photographer's data that this photographer's data enactment unit sets comprise photographer's finger print data.
8. digitized video encryption as claimed in claim 6 system is characterized in that photographer's data that this photographer's data enactment unit sets comprise photographer's eye mask line data.
9. digitized video encryption as claimed in claim 1 system is characterized in that this system also comprises: the digital signature coding module, can carry out the digital signature coded program to this original figure image.
10. as claim 1 or 9 described digitized video encryption systems, it is characterized in that, this system also comprises: the geographic position data merge module, it can be embedded in the geographic position data at this digital image acquisition device place when absorbing this original figure image among this original figure image.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310113712 CN1284115C (en) | 2003-11-17 | 2003-11-17 | Digital image encryption treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310113712 CN1284115C (en) | 2003-11-17 | 2003-11-17 | Digital image encryption treatment system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1619589A CN1619589A (en) | 2005-05-25 |
| CN1284115C true CN1284115C (en) | 2006-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200310113712 Expired - Fee Related CN1284115C (en) | 2003-11-17 | 2003-11-17 | Digital image encryption treatment system |
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| CN (1) | CN1284115C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007215162A (en) * | 2006-01-11 | 2007-08-23 | Canon Inc | Information processing apparatus, control method thereof, program and recording medium |
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2003
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| CN1619589A (en) | 2005-05-25 |
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