CN106778105A - The adding method and system of digital visible watermark - Google Patents
The adding method and system of digital visible watermark Download PDFInfo
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- CN106778105A CN106778105A CN201611066758.0A CN201611066758A CN106778105A CN 106778105 A CN106778105 A CN 106778105A CN 201611066758 A CN201611066758 A CN 201611066758A CN 106778105 A CN106778105 A CN 106778105A
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- 238000000034 method Methods 0.000 title claims abstract description 109
- 230000000977 initiatory effect Effects 0.000 claims abstract description 11
- 238000012544 monitoring process Methods 0.000 claims description 9
- 230000004913 activation Effects 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 210000004276 hyalin Anatomy 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
- G06F21/16—Program or content traceability, e.g. by watermarking
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T1/00—General purpose image data processing
- G06T1/0021—Image watermarking
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/835—Generation of protective data, e.g. certificates
- H04N21/8358—Generation of protective data, e.g. certificates involving watermark
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Software Systems (AREA)
- Computer Security & Cryptography (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Technology Law (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Editing Of Facsimile Originals (AREA)
- Image Processing (AREA)
Abstract
The present invention provides the adding method and system of a kind of digital visible watermark, and method includes：Association process and watermark information corresponding with the process；When detecting the process initiation for needing configuration watermark, the main window of the process for needing and configuring watermark is obtained；Establishment is covered in the transparent window on the main window；According to the corresponding watermark information of process for needing to configure watermark watermark is drawn on the transparent window.By on the main window of the process for needing to configure watermark, transparent window is set, then the watermark drawn on a transparent window, so as to be embodied as the purpose that process adds watermark, compared to invisible watermark of the addition inside data, it is more binding, effective guarantee stream compression it is safety-type, accomplish advance preventing, have good grounds afterwards.In addition, drawing watermark from the transparent window for creating, stability and compatibility are higher, support all of process with window, highly versatile.
Description
Technical field
The present invention relates to digital watermark technology field, more particularly to a kind of digital visible watermark adding method and system.
Background technology
The digitlization of computer is stored as providing a great convenience property of information transmission, and improves the effect of information transmission
Rate and accuracy.But thing followed side effect be these digital forms data file during circulation security cannot
Any guarantee, it is easy to which divulging a secret for row information is entered by modes such as screen shot, screenshotss.
Digital visible watermark shows that it can be an electronic stamp image or a line explanation by monitor screen
Text.Visible watermark produces visible change, but this change not heavy damage in works/data (such as image or video)
The content of host data, the vision validity of host data has no and is remarkably decreased.Visible watermark purposefully makes embedded water
Official seal breath is observer's finding, is therefore particularly suited for Identifies copyright, for preventing or preventing illegally using protected by copyright
High quality graphic.
Such as the Chinese patent of the A of Publication No. CN 103581769, it is proposed that a kind of user's set, the user's set bag
Processor is included, the processor is configured to：Receive content stream data；Watermark payload, institute are produced using multiple parameters
Stating parameter includes at least one value and user profile in the source for characterizing the content stream data；To the content stream data
Insertion includes the watermark of the watermark payload, to obtain the content stream data of watermarking；Also, export the watermarking
Content stream data.
Watermark is added to content stream data by the above method, so that corresponding display device can be by watermark when being shown
Shown together with content.But program content stream data changes, poor compatibility.
The content of the invention
The technical problems to be solved by the invention are：A kind of adding method of digital visible watermark is provided, can be in not shadow
In the case of ringing original data flow, the digital visible watermark of addition.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
A kind of adding method of digital visible watermark, including：
Association process and watermark information corresponding with the process；
When detecting the process initiation for needing configuration watermark, the main window of the process for needing and configuring watermark is obtained；
Establishment is covered in the transparent window on the main window；
According to the corresponding watermark information of process for needing to configure watermark watermark is drawn on the transparent window.
The present invention provide another technical scheme be：
A kind of add-on system of digital visible watermark, including：
Watermark configurator, for association process and watermark information corresponding with the process；
Process main window getter, when needing to configure the process initiation of watermark for detecting, acquisition is described to need configuration
The main window of the process of watermark；
Watermark window maker, for creating the transparent window being covered on the main window；
Watermark renderer, for according to it is described need configure watermark the corresponding watermark information of process in the transparent window
Upper drafting watermark.
The beneficial effects of the present invention are：By on the main window of the process for needing to configure watermark, transparent window is set,
Then the watermark drawn on a transparent window, so as to be embodied as the purpose that process adds watermark, compared to addition inside data
Invisible watermark, it is more binding, effective guarantee stream compression it is safety-type, accomplish advance preventing, have good grounds afterwards.
In addition, drawing watermark from the transparent window for creating, stability and compatibility are higher, support all of entering with window
Journey, highly versatile.
Brief description of the drawings
Fig. 1 is the flow chart of the adding method of the digital visible watermark of the embodiment of the present invention；
Fig. 2 is the structural representation of the add-on system of the digital visible watermark of the embodiment of the present invention；
Fig. 3 is the flow chart of the adding method of the digital visible watermark of the embodiment of the present invention one；
Fig. 4 is the structural representation of the add-on system of the digital visible watermark of the embodiment of the present invention two.
Label declaration：
1st, watermark configurator；2nd, process main window getter；3rd, watermark window maker；4th, watermark renderer；5th, window
Message monitor；6th, watermark window controller；7th, watermark arrester；8th, finisher.
Specific embodiment
It is to describe technology contents of the invention, the objects and the effects in detail, below in conjunction with implementation method and coordinates attached
Figure is explained.
The design of most critical of the present invention is：Transparent window is drawn on the main window of process, is drawn on a transparent window
Watermark.
Fig. 1 is refer to, the present invention is provided：
A kind of adding method of digital visible watermark, including：
Association process and watermark information corresponding with the process；
When detecting the process initiation for needing configuration watermark, the main window of the process for needing and configuring watermark is obtained；
Establishment is covered in the transparent window on the main window；
According to the corresponding watermark information of process for needing to configure watermark watermark is drawn on the transparent window.
Further, the size and location of the transparent window are consistent with the size and location of the main window.
Knowable to foregoing description, transparent window is completely covered by main window, therefore watermark may finally show
In the optional position of main window, and can be with arbitrarily drawn multiple watermark, with flexibility higher and versatility.Certainly,
Certain position that main window can also only be corresponded to creates transparent window, such as upper right corner.
Further, drawn on the transparent window according to the corresponding watermark information of process for needing to configure watermark
After watermark, further include：
Monitor the window message of the main window；
If monitoring, the main window is operated, and controls the transparent window grasped with the main window identical
Make；The operation includes：In the size of change window, the position for changing window, maximization, minimum and activation at least one
Kind.
Knowable to foregoing description, because user using process or process when being carried out, possible main window can be carried out
Sequence of operations, such as main window are minimized, and transparent window and main window size position consistency, if transparent window remains previous
State is constant, then abnormal show occurs, it is therefore desirable to control transparent window and main window to synchronize operation.
Further, the window message of the main window is monitored using message hook.
Knowable to foregoing description, main window can effectively be intercepted and captured by installation message hook WH_CALLWNDPROCRET
All window messages, the window message WM_MOVE for such as intercepting and capturing represents that window is moved, and WM_SIZE represents change window size, window
Message WM_SYSCOMMAND can repartition maximization (SC_MAXIMIZE) or minimize (SC_MINIMIZE) message, window
Message WM_ACTIVATE represents activation.
Further, drawn on the transparent window according to the corresponding watermark information of process for needing to configure watermark
After watermark, further include：
It is described when needing the process for configuring watermark to close or when receiving the instruction for closing watermark, close the transparency window
Mouthful.
Knowable to foregoing description, realize eliminating watermark by closing transparent window.Specifically, receive closing watermark referring to
Order, then destroying each has transparent window in watermark process；And watermark process is closed, simply destroy the watermark window of this process.
Further, when detecting the process initiation for needing configuration watermark, acquisition is described to be needed to configure the process of watermark
After main window, before establishment is covered in the transparent window on the main window, further include：
If obtaining the main window failure, terminate to add watermark；
If obtaining the main window success, continue to create the transparent window being covered on the main window.
Knowable to foregoing description, because main window refers to that parent window is for sky and window attribute is visible window in process,
Not all process has main window, when certain process is configured to need to add watermark, when but not having main window, by above-mentioned
Step can terminate the operation of addition watermark, prevent the problems such as process operation exception caused by watermark addition is abnormal.
Fig. 2 is refer to, another technical scheme of the invention is：
A kind of system of the adding method of the above-mentioned digital visible watermark of correspondence, it is characterised in that including：
Watermark configurator 1, for association process and watermark information corresponding with the process；
Process main window getter 2, when needing to configure the process initiation of watermark for detecting, acquisition is described to need configuration
The main window of the process of watermark；
Watermark window maker 3, for creating the transparent window being covered on the main window；
Watermark renderer 4, for according to it is described need configure watermark the corresponding watermark information of process in the transparency window
Watermark is drawn on mouthful.
Further, the size and location of the transparent window are consistent with the size and location of the main window, the number
The add-on system of word visible watermark also includes：
Window message monitor 5, the window message for monitoring the main window；
Watermark window controller 6, if for monitoring that the main window is operated, controlling the transparent window to carry out
Operated with the main window identical；The operation includes：Change the size of window, change the position of window, maximization, most
At least one in smallization and activation.
Further, also include：
Watermark arrester 7, for it is described need configure watermark process close when or receive close watermark instruction when,
Close the transparent window.
Further, also include：
Finisher 8, if for obtaining the main window failure, terminating to add watermark；
If the main window success is obtained, into the watermark window maker 3.
Fig. 3 is refer to, embodiments of the invention one are：
A kind of adding method of digital visible watermark, including：
S1：Configuration needs the process name and watermark information of the watermark of addition；The watermark information includes digital watermark information
And picture watermark information, digital watermark information includes：Word content, word size, font, gradient, color, transparency and
Spacing, picture watermark information includes：Picture size, color, gradient, transparency, spacing, stretch mode；
S2：Associate the process name and corresponding watermark information；
S3：When detecting the process initiation for needing configuration watermark, the main window of the process for needing and configuring watermark is obtained；
The main window is that parent window is for sky and window attribute is visible window in the process for needing and configure watermark；If obtained
Multiple main windows are got, with regard in the multiple main windows of preservation to chained list；Under WINDOWS operating systems, call function can be used
The mode that SetWindowsHookEx modes install global hook is injected into process, then can according to process name and process description
To judge whether the process needs to add watermark；Can by the way of all windows are enumerated, enumerate parent window for empty and
Window attribute is visible, is saved among chained list as the main window of process；
S4：If obtaining the main window failure, terminate to add watermark；If the main window success is obtained, into S5；
S5：The mouse that establishment is covered on the main window can be penetrated and size and location is identical with shown main window
Transparent window；Under WINDOWS operating systems, it is possible to use CreateWindowsEx function creation windows, the category of window
Property be arranged to all-transparent, the pattern that mouse is penetrated, and be covered in always on former main window, so we just successfully exist
A hyaline layer window is created on main window, if not in painted on top watermark, user is that imperceptible main window has any
Difference；
S6：According to the corresponding watermark information of process for needing to configure watermark watermark is drawn on the transparent window；
Under WINDOWS operating systems, can be by the way of shared drive, by the word content of text watermark, word size, word
Body, gradient, color, transparency, spacing, the picture size of picture watermark, color, gradient, transparency, spacing, stretching die
Formula these information are read among shared drive.The GDI drawing functions under WINDOWS can be called, word or picture are painted
Make on window, the size and spacing according to watermark word or picture tile watermark content to described transparent mouse and can penetrate
Window on；
S7：Monitor the window message of the main window；If monitoring, the main window is operated, and is controlled described transparent
Window operated with the main window identical；The operation includes：Change window size, change window position,
At least one in maximizing, minimize and activating；Under WINDOWS operating systems, installation message hook WH_ can be used
CALLWNDPROCRET intercepts and captures all window messages of former main window；The window message WM_MOVE for wherein intercepting and capturing represents window
Mobile, WM_SIZE represents change window size, and window message WM_SYSCOMMAND can repartition maximization (SC_
MAXIMIZE) or (SC_MINIMIZE) message is minimized, window message WM_ACTIVATE represents activation；
S8：Closing watermark instruction is received, then destroying each has transparent window in watermark process；Close watermark process
When, destroy the transparent window of this process.The closing watermark instruction is sent by the personnel with authority, such as system manager；
Here is a concrete application scene of the invention：
The network of the computer in certain institutional settings is isolation, and the external-connected port such as USB is also disabled, but
Then internal some secret e-files, such as word document, can be let out by using office TOs by mobile phone photograph
Expose.Using the scheme of above-described embodiment one, configuration one on the window of word document can be opened in computer translucent
Watermark, the content of watermark can be according to configuration (such as computer name, IP, MAC), and so user just dare not arbitrarily take pictures
File content is caused to be revealed, even if leakage, due to containing watermark information on photo, it is also possible to which which platform computer finds is at
On leak out.
Fig. 4 is refer to, embodiments of the invention two are：
A kind of corresponding system of the adding method of digital visible watermark with above-described embodiment one, including：
Watermark configurator 1, for association process and watermark information corresponding with the process；
Process main window getter 2, when needing to configure the process initiation of watermark for detecting, acquisition is described to need configuration
The main window of the process of watermark；
Finisher 8, if for obtaining the main window failure, terminating to add watermark；
If the main window success is obtained, into the watermark window maker 3.
Watermark window maker 3, for creating the transparent transparent window of mouse being covered on the main window；Institute
The size and location for stating transparent window are consistent with the size and location of the main window；
Watermark renderer 4, for according to it is described need configure watermark the corresponding watermark information of process in the transparency window
Watermark is drawn on mouthful；
Window message monitor 5, the window message for monitoring the main window；
Watermark window controller 6, if for monitoring that the main window is operated, controlling the transparent window to carry out
Operated with the main window identical；The operation includes：Change the size of window, change the position of window, maximization, most
At least one in smallization and activation.
Watermark arrester 7, for it is described need configure watermark process close when or receive close watermark instruction when,
Close the transparent window.
In sum, the adding method and system of the digital visible watermark that the present invention is provided, can be to needing configuration to enter
Cheng Tianjia visible watermarks, the security of effective guarantee stream compression, and with very strong stability and compatibility, support all
The process for having window, highly versatile.
Embodiments of the invention are the foregoing is only, the scope of the claims of the invention is not thereby limited, it is every to utilize this hair
The equivalents that bright specification and accompanying drawing content are made, or the technical field of correlation is directly or indirectly used in, similarly include
In scope of patent protection of the invention.
Claims (10)
1. a kind of adding method of digital visible watermark, it is characterised in that including：
Association process and watermark information corresponding with the process；
When detecting the process initiation for needing configuration watermark, the main window of the process for needing and configuring watermark is obtained；
Establishment is covered in the transparent window on the main window；
According to the corresponding watermark information of process for needing to configure watermark watermark is drawn on the transparent window.
2. the adding method of digital visible watermark according to claim 1, it is characterised in that the size of the transparent window
And position is consistent with the size and location of the main window.
3. the adding method of digital visible watermark according to claim 2, it is characterised in that need to configure water according to described
The corresponding watermark information of process of print is further included after drafting watermark on the transparent window：
Monitor the window message of the main window；
If monitoring, the main window is operated, and controls the transparent window operated with the main window identical；
The operation includes：Change at least one in size, the position of change window, maximization, minimum and the activation of window.
4. the adding method of digital visible watermark according to claim 3, it is characterised in that institute is monitored using message hook
State the window message of main window.
5. the adding method of digital visible watermark according to claim 1, it is characterised in that need to configure water according to described
The corresponding watermark information of process of print is further included after drafting watermark on the transparent window：
It is described when needing the process for configuring watermark to close or when receiving the instruction for closing watermark, close the transparent window.
6. the adding method of digital visible watermark according to claim 1, it is characterised in that detecting needs to configure watermark
Process initiation when, obtain it is described need configure watermark process main window after, establishment be covered on the main window
Transparent window before, further include：
If obtaining the main window failure, terminate to add watermark；
If obtaining the main window success, continue to create the transparent window being covered on the main window.
7. a kind of add-on system of digital visible watermark, it is characterised in that including：
Watermark configurator, for association process and watermark information corresponding with the process；
Process main window getter, when needing to configure the process initiation of watermark for detecting, acquisition is described to be needed to configure watermark
Process main window；
Watermark window maker, for creating the transparent window being covered on the main window；
Watermark renderer, for being painted on the transparent window according to the corresponding watermark information of process for needing to configure watermark
Watermark processed.
8. the add-on system of digital visible watermark according to claim 7, it is characterised in that the size of the transparent window
And position is consistent with the size and location of the main window, the add-on system of the digital visible watermark also includes：
Window message monitor, the window message for monitoring the main window；
Watermark window controller, if for monitoring that the main window is operated, controlling the transparent window to carry out and institute
State the operation of main window identical；The operation includes：The size for changing window, the position, maximization, the minimum that change window
With at least one in activation.
9. the add-on system of digital visible watermark according to claim 7, it is characterised in that also include：
Watermark arrester, for it is described need configure watermark process close when or receive close watermark instruction when, close
The transparent window.
10. the add-on system of digital visible watermark according to claim 7, it is characterised in that also include：
Finisher, if for obtaining the main window failure, terminating to add watermark；
If the main window success is obtained, into the watermark window maker.
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| CN107239679A (en) * | 2017-04-28 | 2017-10-10 | 浙江华途信息安全技术股份有限公司 | program window information protecting method and system |
| CN109544437A (en) * | 2018-11-06 | 2019-03-29 | 北京指掌易科技有限公司 | A kind of method of IOS application addition watermark |
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| CN111125647A (en) * | 2019-12-24 | 2020-05-08 | 浙江华途信息安全技术股份有限公司 | Injection type window watermarking system and method |
| CN111382399A (en) * | 2020-03-06 | 2020-07-07 | 北京明朝万达科技股份有限公司 | Method and device for adding watermark |
| CN111583091A (en) * | 2020-05-25 | 2020-08-25 | 天津赢达信科技有限公司 | Method and system for adding picture watermark to browser client |
| CN111783003A (en) * | 2020-06-30 | 2020-10-16 | 北京海泰方圆科技股份有限公司 | Method and device for displaying watermark of browser and electronic equipment |
| CN111931135A (en) * | 2020-08-27 | 2020-11-13 | 北京明朝万达科技股份有限公司 | Method and device for adding watermark |
| CN112257037A (en) * | 2020-11-13 | 2021-01-22 | 北京明朝万达科技股份有限公司 | Process watermarking method and system and electronic equipment |
| CN112257037B (en) * | 2020-11-13 | 2024-03-19 | 北京明朝万达科技股份有限公司 | Process watermarking method, system and electronic equipment |
| CN112434267A (en) * | 2020-12-10 | 2021-03-02 | 北京海泰方圆科技股份有限公司 | Method, device, medium and equipment for generating blind watermark |
| CN113139163A (en) * | 2021-04-15 | 2021-07-20 | 上海上讯信息技术股份有限公司 | Method and device for generating watermark information on application program interface |
| CN115396742A (en) * | 2022-07-11 | 2022-11-25 | 浙江大华系统工程有限公司 | Video watermark superposition method and device, computer equipment and storage medium |
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Application publication date: 20170531 |