CN106792268A - The playing device and player method of the person's of copying illegally information can be reviewed - Google Patents
The playing device and player method of the person's of copying illegally information can be reviewed Download PDFInfo
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- CN106792268A CN106792268A CN201710108489.8A CN201710108489A CN106792268A CN 106792268 A CN106792268 A CN 106792268A CN 201710108489 A CN201710108489 A CN 201710108489A CN 106792268 A CN106792268 A CN 106792268A
- Authority
- CN
- China
- Prior art keywords
- playing device
- image
- reflection
- watermark information
- content source
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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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- 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]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/441—Acquiring end-user identification, e.g. using personal code sent by the remote control or by inserting a card
- H04N21/4415—Acquiring end-user identification, e.g. using personal code sent by the remote control or by inserting a card using biometric characteristics of the user, e.g. by voice recognition or fingerprint scanning
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- 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]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44213—Monitoring of end-user related data
- H04N21/44218—Detecting physical presence or behaviour of the user, e.g. using sensors to detect if the user is leaving the room or changes his face expression during a TV program
Abstract
The present invention provides a kind of playing device, including processor, memory, display module and image unit, memory storage content source to be played, the processor is used to show signal according to the content source controlled output stored in memory, and plays the content source according to display signal control display module and show the corresponding display picture of the content source.The playing device also includes image unit, the processor is additionally operable to control the image unit to obtain the image on playing device output light path when display module plays content source, and for including the watermark information of information in image according to the video generation of the acquisition, and by watermark information display Signal averaging corresponding with currently played content source so that it is superimposed with watermark information in the display picture that the display module shows.The present invention also provides a kind of player method.The present invention can restore the information that watermark information obtains the person of copying illegally when finding that content source is copied illegally by the image data copied illegally.
Description
Technical field
The present invention relates to a kind of playing device and player method, more particularly to a kind of broadcasting dress for reviewing the person's of copying illegally information
Put and player method.
Background technology
Existing playing device, for example, mobile phone, panel computer or playing device etc., can provide easily content and play,
The content played including but not limited to film, TV or document.However, current playing device is playing content, such as electricity
During shadow, it is easy to stolen the content of broadcasting by shooting broadcast interface by people, the rights and interests of content production business have been encroached on.Due to nothing
Method reviews the information of the person of copying illegally, and often right-safeguarding is difficult.
The content of the invention
The present invention provides a kind of playing device and player method for reviewing the person's of copying illegally information, can after copying illegally,
The information of the person of copying illegally is reviewed, is easy to the right-safeguarding of content production business.
The present invention provides a kind of playing device, including processor, memory, display module and image unit, the treatment
Device is electrically connected in the memory, display module, and the memory is used to store content source to be played, the processor
It is for showing signal according to the content source controlled output stored in the memory and described aobvious according to the display signal control
Show that module plays the content source and shows the corresponding display picture of the content source, wherein, the playing device also includes taking the photograph
As unit, the image unit are electrically connected to the processor and the memory, the processor is additionally operable in display module
The image unit is controlled to obtain the image on playing device output light path when playing content source, and for according to the acquisition
Video generation include the watermark information of information in image, and by watermark information display corresponding with currently played content source
Signal averaging so that the watermark information is superimposed with the display picture that the display module shows.
The present invention also provides a kind of player method, and the content safety player method is applied on playing device, described to broadcast
Putting device includes display module and memory, and the memory is used to store content source to be played, and methods described includes：Control
The image unit of playing device obtains the image on playing device output light path when playing device plays content source；According to described
The video generation watermark information of acquisition；By watermark information display Signal averaging corresponding with currently played content source so that
The watermark information is superimposed with the display picture that playing device shows.
The present invention by playing device play content source when, while obtain playing device output light path on image,
Then according to video generation watermark information and added in the corresponding display signal of content source, when broadcasting pictures are stolen, can
Image data according to copying illegally restores watermark information, learns the information of the person of copying illegally, and content production business can effectively carry out right-safeguarding.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be to that will make needed for the embodiment of the present invention
Accompanying drawing is briefly described, it should be apparent that, drawings described below is only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is the construction module schematic diagram of the playing device of the embodiment of the present invention.
Fig. 2 is the structural representation of the playing device of one embodiment of the invention.
Fig. 3 is the structural representation of the playing device of another embodiment of the present invention.
Fig. 4 is the structural representation of the playing device of further embodiment of this invention.
Fig. 5 is the schematic flow sheet of the player method of the embodiment of the present invention.
Specific embodiment
In order to be more clearly understood that the above objects, features and advantages of the present invention, implement below in conjunction with the present invention
Accompanying drawing in example, is clearly and completely described to the technical scheme in the embodiment of the present invention.It should be noted that not rushing
In the case of prominent, the feature in embodiments herein and embodiment can be mutually combined.
Many details are elaborated in the following description in order to fully understand the present invention, and described embodiment is only
It is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
All other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Unless otherwise defined, all of technologies and scientific terms used here by the article with belong to technical field of the invention
The implication that technical staff is generally understood that is identical.The term for being used in the description of the invention herein is intended merely to description tool
The purpose of body ground embodiment, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more phases
The arbitrary and all of combination of the Listed Items of pass.
It should be noted that when a component is considered as " connection " another component, it can be directly to separately
One component may be simultaneously present component placed in the middle.
Fig. 1 is the schematic diagram of the playing device 100 of one embodiment of the invention.The playing device 100 is that one kind can be by
According to the instruction being previously set or store, the equipment that numerical computations and/or information processing are carried out automatically, its hardware includes but does not limit
In microprocessor, application specific integrated circuit（Application Specific Integrated Circuit, ASIC）, it is programmable
Gate array（Field-Programmable Gate Array, FPGA）, digital processing unit（Digital Signal
Processor, DSP）, embedded device etc..The playing device 100 may be, but not limited to, mobile phone, panel computer, wearing
Formula glasses, VR glasses etc. possess the electronic equipment of display and processing function.The playing device 100 is used to be converted to content source
Display signal is simultaneously converted to visible light signal output by display signal.
The playing device 100 includes processor 10, memory 20, display module 30 and acquiring unit 40.Wherein, it is described
Processor 10 can be central processing unit, microprocessor, microprocessor, single-chip microcomputer, digital signal processor etc..Wherein, it is described to deposit
Reservoir 20 can be smart media card（Smart media card）, safe digital card（Secure digital card）, quick flashing
Memory card（Flash card）Etc. storage device, the memory 20 is used to store content source to be played.The processor
10 are electrically connected in the memory 20 and the display module 30.The processor 10 is used for according in the memory 20
The content source controlled output display signal of storage, and control the display module 30 to play the content according to the display signal
Source and show the corresponding display picture of the content source.
The image unit 40 is used to obtain the image on the output light path of playing device 100.The processor 10 is in display
Module 30 controls the image unit 40 to obtain the image on the output light path of playing device 100 when playing content source, be additionally operable to root
Include the watermark information of information in image according to the video generation of the acquisition, and by watermark information and currently played content source
Corresponding display Signal averaging so that be superimposed with the watermark information in the display picture of the display of the display module 30.
Wherein, the processor 10 controls the shooting single when the display module 30 of playing device 100 plays content source
Unit 40 opens so that the image unit 40 shoots the image on the output light path for obtaining the display module 30 of playing device 100/.
Wherein, the watermark information is invisible to human eye, therefore beholder cannot know when display picture is watched
It is recorded biological characteristic, it is to avoid it takes workaround.The watermark of information in by being superimposed with including image in display picture
Information so that when display picture is taken on the sly, can restore including the information in image according to the display picture taken on the sly, so that
Know people or thing on position and the output light path of playing device 100 at that time etc., and know the information of the person of copying illegally.
In certain embodiments, the watermark information of the generation of the processor 10 includes the biological characteristic of people.Specifically, described
Processor 10 identifies the biological characteristic of people according to the image that the image unit 40 is obtained, and is then identified according at least to described
Biological characteristic generation watermark information.As it was previously stated, processor 10 and by the watermark information and currently played content source
Corresponding display Signal averaging so that be superimposed with the watermark information in the display picture of the display of the display module 30.
In certain embodiments, outside the watermark information is including the biological characteristic for identifying, also including playing dress
Put 100 identification code and current play time.The processor 10 is identified according to the image that the image unit 40 is obtained
The biological characteristic of people, and the identification code and current play time of playing device 100 are further obtained, then according to the identification
Biological characteristic, the identification code of playing device 100 and the current play time generation watermark information for going out.The current play time
The time of the content source is played when being added for the watermark information.
In certain embodiments, the image unit 40 is camera head, for example, camera, is played for shooting to obtain
The image in the front of device 100.The biological characteristic that the processor is identified is including eye contour, iris image and face-image etc.
At least one of.
In certain embodiments, the image that the processor 10 is obtained according to the image unit 40 first judges described defeated
Go out in light path whether someone, if someone, the just video generation watermark information according to the acquisition.For example, the processor 10
After there is people on the output light path for determining display module 30, the image identification for then being obtained further according to described information acquiring unit 40
Go out the biological characteristic of people, then further according to the biological characteristic, or identification code further according to playing device 100 and current
Reproduction time generates the watermark information.In certain embodiments, whether the processor 10 has eyes according in the image
Profile or human eye whether there is people on the output light path for determining the display module 30.In further embodiments, the place
Whether reason device 10 judges according to the image section of the character image Model Matchings such as the sitting posture or stance having in the image with people
On the output light path of display module 30 whether someone.
In certain embodiments, the processor 10 is additionally operable to control and the water is recovered from the image data copied illegally
Official seal ceases.For example, if it find that the content source is copied illegally, and by imprinting into CD or issue online, then can be from the light
The image data copied illegally described in disk and online acquisition, for example, obtain copy illegally video or image of copying illegally, then by the watermark information
Recovered from the image data.As previously described, because the watermark information includes the biological characteristic of people, so as to can pass through
The watermark information for recovering knows the biological characteristic of people, such as face-image, iris image these, copied illegally so as to may know that
The identity of person.
Wherein, when the playing device 100 is that mobile phone, panel computer, Wearable glasses, VR glasses etc. possess display and place
When managing the electronic equipment of function, the display module 30 can be the display screen of electronic equipment.The output light of the display module 30
Lu Weike is the anterior position of display screen.
In certain embodiments, the playing device 100 can also be projector or projecting apparatus, and the output light path can be throwing
Position before the giant-screen of shadow.
Fig. 2 is refer to, in one embodiment, the image unit 40 includes infrared transmitter 51 and camera 53.It is described
Infrared transmitter 51 and the camera 53 are arranged at beyond the output light path.The infrared light that the infrared transmitter 51 sends
Through the reflection of subject into the camera 53 aiding in the camera 53 to be imaged so that the image unit 50 is clapped
The image of the subject taken the photograph on the output light path of the display module 30.Specifically, in the present embodiment, the output light path is
The one of the luminous formation of display module 30 is substantially in fan-shaped visible region.The infrared transmitter 51 and the camera 53
It is overseas in the visible region, it is to avoid the visual experience of influence viewing personnel, also avoid being therefore easily perceived by humans.The infrared transmitter 51
With multiple.The multiple infrared transmitter 51 is located at the both sides of the subject, and the multiple infrared transmitter 51 is from institute
The both sides for stating subject send infrared light and by entering the camera 53 after the reflection of the subject so that described
The image of the both sides of subject can be photographed by the camera 53.It is understood that in other embodiments, the infrared hair
Emitter 51 and the camera 53 can be made very small and in the visible region, and without prejudice to watches the viewing of personnel.
Specifically, Fig. 3 is refer to, in another embodiment, the image unit 40 also includes a half-reflection and half-transmission plate 55, institute
Half-reflection and half-transmission plate 55 is stated to be obliquely installed on the output light path of the display module 30.In the present embodiment, the half-reflection and half-transmission
Plate 55 is made by can pass through visible ray and reflect the half-reflection and half-transmission material of infrared light.The half-reflection and half-transmission plate 55 is particularly located at described
Between display module 30 and the subject, and angle between the half-reflection and half-transmission plate 55 and the display module 30 is substantially
It is 45 degree.The half-reflection and half-transmission plate 55 transmits the visible ray that the display module 30 sends and enables that the visible ray irradiates quilt
Subject.The half-reflection and half-transmission plate 55 is towards the subject and can reflect the subject and reflexes to described half anti-half
The infrared light of saturating plate 55.So as to the infrared light emission sent when the infrared transmitter 51 is anti-through subject to subject
After being incident upon the half-reflection and half-transmission plate 55, the camera 53 is entered by the secondary reflection again of the half-reflection and half-transmission plate 55 to aid in
The camera 53 is imaged so that the camera 53 shoots the output for obtaining the display screen according to the infrared light for receiving
The image of the subject in light path.Specifically, the output light path forms one substantially in fan-shaped visible region, described half
Anti- semi-transparent plate 55 is located in the visible region, and the infrared transmitter 51 and the camera 53 are located at the visible region
It is overseas, it is to avoid the visual experience of influence viewing personnel.The infrared transmitter 51 has multiple.The multiple infrared transmitter 51
Positioned at the both sides of the subject, the multiple infrared transmitter 51 sends infrared light and passes through from the both sides of the subject
The camera 53 is also directly entered after crossing the reflection of the subject, and then causes the image of the both sides of the subject
Can be photographed by the camera 53.Therefore, the camera 53 can directly receive the infrared light and warp of subject reflection
By the infrared light of the half-reflection and half-transmission plate 55 secondary reflection again, and shot according to the infrared light for receiving and obtain the display screen
The image of the subject on output light path.It is understood that in other embodiments, the infrared transmitter 51 and the camera
53 can be made very small and in the visible region, and without prejudice to watches the viewing of personnel.
Please also refer to Fig. 4, in another embodiment, the image unit 40 includes a half-reflection and half-transmission plate 56, in this reality
In applying example, the half-reflection and half-transmission plate 56 is obliquely installed on the output light path of the display module 30, and the half-reflection and half-transmission plate
56 are particularly located between the camera 53 and the subject, and the half-reflection and half-transmission plate 56 and the display module 30 it
Between substantially 45 degree of angle.The half-reflection and half-transmission plate 56 is permeable to infrared and reflects the half-reflection and half-transmission material system of visible ray
Into.The half-reflection and half-transmission plate 56 can the visible ray that sends of reflective display module 30 visible ray is irradiated subject
Or subject is watched.The half-reflection and half-transmission plate 56 also allows the infrared transmission of the subject reflection to go over.So as to,
After the infrared transmitter 51 sends infrared light to subject, the subject is by the infrared light reflection to half-reflection and half-transmission
Plate 56, and the infrared transmission reflected the subject by the half-reflection and half-transmission plate 56 to the camera 53 aiding in
The camera 53 is imaged so that the camera 53 shoots the output light of the display module 30 according to the infrared light for receiving
Image on road.Specifically, the output light path forms a visible region, and the half-reflection and half-transmission plate 56 is located at the visible ray
In region, the infrared transmitter 51 and the camera 53 are overseas positioned at the visible region, it is to avoid influence viewing personnel's
Visual experience.The infrared transmitter 51 has multiple.The multiple infrared transmitter 51 is located at the both sides of the subject,
The multiple infrared transmitter 51 from the both sides of the subject send infrared light and by the subject reflection and
Camera 53 is directly entered, and then causes that the image of the both sides of the subject can be photographed by the camera 53.Cause
This, in the present embodiment, the camera 53 can directly receive the infrared light of subject reflection and via the half-reflection and half-transmission
Plate 56 shoots being clapped on the output light path for obtaining the display screen according to the infrared light for receiving through the infrared light for coming
Take the photograph the image of thing.In other embodiments, the infrared transmitter 51 and the camera 53 can be made very small and positioned at institute
State in visible region.
Wherein, the playing device 100 can be for wear-type playing device, fluorescent screen projection system, mobile phone, panel computer etc. just
Portable electronic apparatus etc..
Fig. 5 is the schematic flow sheet of the player method for reviewing the person's of copying illegally information of the embodiment of the present invention.The broadcasting side
Method is applied on playing device 100.The player method for reviewing the person's of copying illegally information includes：
Step S51, control image unit 40 is obtained on the output light path of playing device 100 when playing device 100 plays content source
Image.In one embodiment, the image unit 40 is controlled to open when playing device 100 plays content source, the shooting
Unit 40 shoots the image obtained on the output light path of playing device 100 after opening.
Step S52, the video generation watermark information according to the acquisition.In certain embodiments, the watermark information bag
The biological characteristic of people is included, the step S52 is specifically included：The image that the processor 10 is obtained according to the image unit 40 is known
Do not go out the biological characteristic of people, then generate watermark information according at least to the biological characteristic for identifying.In other embodiments
In, the watermark information is included outside the biological characteristic for identifying, identification code also including playing device 100 and current
Reproduction time, the step S52 is specifically included：The processor 10 identifies people according to the image that the image unit 40 is obtained
Biological characteristic, and further obtain playing device 100 identification code and current play time, then according to described in identify
Biological characteristic, the identification code of playing device 100 and current play time generation watermark information.
Step S53, by watermark information display Signal averaging corresponding with currently played content source so that the display
The watermark information is superimposed with the display picture of the display of module 30.
In certain embodiments, the player method also included step before step S52：According to the image of the acquisition
Judge on the output light path of playing device 100 whether someone, if someone, the just video generation watermark letter according to the acquisition
Breath.In certain embodiments, whether there are human eye or eyes in the image that the processor 10 is obtained according to the image unit 40
Profile etc. come judge on output light path whether someone, or whether the processor 10 is according to the sitting posture having in the image with people
Or the image section of the character image Model Matching such as stance come on the output light path for judging playing device 100 whether someone.
In certain embodiments, the player method also includes step：Control recovers institute from the image data copied illegally
State watermark information.
Those of ordinary skill in the art are it is to be appreciated that the list of each example described with reference to the embodiments described herein
Unit and algorithm steps, can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
Performed with hardware or software mode, depending on the application-specific and design constraint of technical scheme.Professional and technical personnel
Described function, but this realization can be realized it is not considered that exceeding using distinct methods to each specific application
The scope of the present invention.
It is apparent to those skilled in the art that, for convenience and simplicity of description, the device of foregoing description
Specific work process, may be referred to the corresponding process in preceding method embodiment, will not be repeated here.
The above, specific embodiment only of the invention, but protection scope of the present invention is not limited thereto, and it is any ripe
Know those skilled in the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all cover
Within protection scope of the present invention.Therefore, protection scope of the present invention described should be defined by scope of the claims.
Claims (10)
1. a kind of playing device, including processor, memory, display module and image unit, the processor are electrically connected
In the memory, display module, the memory is used to store content source to be played, and the processor is used for according to described
The content source controlled output display signal stored in memory, and control the display module to play institute according to the display signal
State content source and show the corresponding display picture of the content source, it is characterised in that the playing device also includes image unit,
The image unit is electrically connected to the processor and the memory, and the processor is additionally operable to play content in display module
The image unit is controlled to obtain the image on playing device output light path during source, and for being given birth to according to the image of the acquisition
Into the watermark information including information in image, and watermark information display signal corresponding with currently played content source is folded
Plus so that the watermark information is superimposed with the display picture that the display module shows.
2. playing device as claimed in claim 1, it is characterised in that the shadow that the processor is obtained according to the image unit
Biological characteristic as identifying people, then generates watermark information according at least to the biological characteristic for identifying.
3. playing device as claimed in claim 1, it is characterised in that the shadow that the processor is obtained according to the image unit
Biological characteristic as identifying people, and the identification code and current play time of playing device are further obtained, then according to institute
State biological characteristic, the identification code of playing device and the current play time generation watermark information for identifying.
4. playing device as claimed in claim 1, it is characterised in that the processor is additionally operable to control from the image money copied illegally
The watermark information is recovered in material.
5. playing device as claimed in claim 4, it is characterised in that the image unit includes infrared transmitter and shooting
Head, the infrared transmitter and the camera are arranged at beyond the output light path, and it is infrared that the infrared transmitter sends
Light is through the reflection of the subject into the camera aiding in the camera imaging so that the image unit root
The shadow of subject interior on the output light path for obtaining the playing device is shot according to the infrared light of subject reflection
Picture.
6. playing device as claimed in claim 5, it is characterised in that the image unit also includes one first half-reflection and half-transmission
Plate, the first half-reflection and half-transmission plate is obliquely installed on the output light path of the playing device, and the first half-reflection and half-transmission plate is used
In the visible ray sent through the display module, the first half-reflection and half-transmission plate and for subject to be reflexed into described the
The infrared light of one half-reflection and half-transmission plate further reflexes to the camera, to aid in the camera imaging so that the shooting
Infrared light that unit is received according to and shoot the image of subject on the output light path for obtaining the playing device.
7. playing device as claimed in claim 5, it is characterised in that the image unit also includes one second half-reflection and half-transmission
Plate, the second half-reflection and half-transmission plate is obliquely installed in interior on the output light path of the playing device, the second half-reflection and half-transmission plate
The visible ray is set to irradiate subject for reflecting visible ray, the second half-reflection and half-transmission plate is additionally operable to through the quilt
Subject reflexes to the infrared light of the second half-reflection and half-transmission plate, and the infrared light of the subject reflection reaches the camera
To aid in the camera imaging so that the image unit shoots according to the infrared light for receiving and obtains the playing device
Output light path on subject image.
8. a kind of player method, the content safety player method is applied on playing device, and the playing device includes display
Module and memory, the memory are used to store content source to be played, and methods described includes：Control taking the photograph for playing device
As image of the unit when playing device plays content source on acquisition playing device output light path；According to the image of the acquisition
Generation watermark information；By watermark information display Signal averaging corresponding with currently played content source so that playing device shows
The watermark information is superimposed with the display picture shown.
9. player method as claimed in claim 8, it is characterised in that step " the video generation water according to the acquisition
Official seal ceases " include：The image obtained according to the image unit identifies the biological characteristic of people；And according at least to the knowledge
The biological characteristic generation watermark information not gone out.
10. player method as claimed in claim 8, it is characterised in that step " the video generation water according to the acquisition
Official seal ceases " include：The image obtained according to the image unit identifies the biological characteristic of people；Further obtain playing device
Identification code and current play time；And according to the biological characteristic for identifying, the identification code of playing device and work as
Preceding reproduction time generates watermark information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710108489.8A CN106792268A (en) | 2017-02-27 | 2017-02-27 | The playing device and player method of the person's of copying illegally information can be reviewed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710108489.8A CN106792268A (en) | 2017-02-27 | 2017-02-27 | The playing device and player method of the person's of copying illegally information can be reviewed |
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| CN106792268A true CN106792268A (en) | 2017-05-31 |
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| CN201710108489.8A Pending CN106792268A (en) | 2017-02-27 | 2017-02-27 | The playing device and player method of the person's of copying illegally information can be reviewed |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110113535A (en) * | 2019-05-14 | 2019-08-09 | 软通智慧科技有限公司 | End message source tracing method, device, terminal and medium |
| CN110520894A (en) * | 2019-07-15 | 2019-11-29 | 京东方科技集团股份有限公司 | Tracking is captured by a camera the method for the source display panel of illegal image copy and the electronic equipment for tracking the illegal image copy that camera is captured from the source display panel of electronic equipment |
| CN112804581A (en) * | 2021-03-31 | 2021-05-14 | 广州易方信息科技股份有限公司 | Anti-cracking method and device for horse race lamp and computer equipment |
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| CN112804581A (en) * | 2021-03-31 | 2021-05-14 | 广州易方信息科技股份有限公司 | Anti-cracking method and device for horse race lamp and computer equipment |
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