CN108959615A - Multimedia data processing method, device, equipment and storage medium - Google Patents
Multimedia data processing method, device, equipment and storage medium Download PDFInfo
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- CN108959615A CN108959615A CN201810788237.9A CN201810788237A CN108959615A CN 108959615 A CN108959615 A CN 108959615A CN 201810788237 A CN201810788237 A CN 201810788237A CN 108959615 A CN108959615 A CN 108959615A
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Abstract
This application involves a kind of multimedia data processing method based on block chain, device, equipment and storage mediums.The described method includes: receiving the logout instruction of user；According to logout instruction acquisition multi-medium data；Generate the event data of multi-medium data；Event data is sent to block chain server；Block chain server is used to generate the block chain data of event data by block chain technology needle.According to the present embodiment, the business event during enterprise operation is recorded by way of multi-medium data, allow user comprehensively, accurately recognize business event.Moreover, by block chain technology save multi-medium data so that multi-medium data have can not tamper so that the multi-medium data of record traffic event have non-repudiation and legal effect.
Description
Technical field
This application involves block chain technical fields, more particularly to a kind of multimedia-data procession side based on block chain
Method, device, computer equipment and storage medium.
Background technique
During the operation of enterprise, the business event of such as commercial negotiation, technical research may be generated.In general, user
The mainly record traffic event by way of text data.For example, the text document of record research and development conference summary, record have research and development
Graphing of Engineering, code document of achievement etc..
However, by way of text data record traffic event, can not comprehensively, accurately record traffic event, user
From text data in the form of a single, the information for meeting its demand can not be got.For example, the text of record research and development conference summary
Document, user can only recognize the rough idea of meeting, can not but understand the details of the speech content of such as each personnel participating in the meeting
Information.
Therefore, there is be unable to satisfy user demand to business event recording mode in the prior art.
Summary of the invention
Based on this, it is necessary in view of the above technical problems, provide a kind of multimedia data processing method based on block chain,
Device, equipment and storage medium.
A kind of multimedia data processing method based on block chain, comprising:
Receive the logout instruction of user；
It is instructed according to the logout, acquires multi-medium data for business event；
Generate the event data of the multi-medium data；
The event data is sent to block chain server；The block chain server is used for raw by block chain technology needle
At the block chain data of the event data.
It is in one embodiment, described to acquire multi-medium data for business event, comprising:
Shield when logout instruction for record and instruct, the screen activity data of the user terminal is captured, as described
Multi-medium data；The screen activity data include mouse movable data, keyboard activity data and/or action result data.
It is in one embodiment, described to acquire multi-medium data for business event, comprising:
When logout instruction is shooting instruction, by user terminal shooting image or video, as described
Multi-medium data.
It is in one embodiment, described to acquire multi-medium data for business event, comprising:
When logout instruction is record command, by user terminal acquisition audio, as the multimedia
Data.
In one embodiment, the event data for generating the multi-medium data, comprising:
Obtain the data time of the multi-medium data；
Using the data time of the multi-medium data, event time stamp is generated；
Generate the event data；The event data includes the event time stamp and the multi-medium data.
In one embodiment, further includes:
Request of data is sent to the block chain server；The block chain server is for feeding back the request of data pair
The multi-medium data answered；
Show the corresponding multi-medium data of the request of data.
A kind of apparatus for processing multimedia data, comprising:
Command reception module, the logout for receiving user instruct；
Multimedia collection module acquires multi-medium data for business event for instructing according to the logout；
Event data generation module, for generating the event data of the multi-medium data；
Sending module, for sending the event data to block chain server；The block chain server is for passing through
Block chain technology needle generates the block chain data of the event data.
In one embodiment, the multimedia collection module, is specifically used for:
Shield when logout instruction for record and instruct, the screen activity data of the user terminal is captured, as described
Multi-medium data；The screen activity data include mouse movable data, keyboard activity data and/or action result data.
A kind of computer equipment, including memory and processor, the memory are stored with computer program, the processing
Device performs the steps of when executing the computer program
Receive the logout instruction of user；
It is instructed according to the logout, acquires multi-medium data for business event；
Generate the event data of the multi-medium data；
The event data is sent to block chain server；The block chain server is used for raw by block chain technology needle
At the block chain data of the event data.
A kind of computer readable storage medium, is stored thereon with computer program, and the computer program is held by processor
It is performed the steps of when row
Receive the logout instruction of user；
It is instructed according to the logout, acquires multi-medium data for business event；
Generate the event data of the multi-medium data；
The event data is sent to block chain server；The block chain server is used for raw by block chain technology needle
At the block chain data of the event data.
The above-mentioned multimedia data processing method based on block chain, device, computer equipment and storage medium, pass through basis
The logout of user instructs, and acquires multi-medium data for business event, generates event data according to multi-medium data, concurrently
Event data is sent to generate block chain for event data by block chain server by block chain technology to block chain server
Data record the business event during enterprise operation by way of multi-medium data as a result, allow user comprehensively,
Accurately recognize business event, meets information requirement of the user to business event.
Moreover, by block chain technology save multi-medium data so that multi-medium data have can not tamper, therefore,
So that the multi-medium data of record traffic event has non-repudiation and legal effect, in enterprise in face of trade disputes, infringement
When lawsuit, enterprise can be put to the proof using the multi-medium data.
Further, since the data volume of multi-medium data is larger, if generated by user terminal by block chain technology
The block chain data of event data, treatment effeciency is lower, moreover, treatment process, which needs to occupy user terminal, largely handles money
Source will affect user's normal use user terminal.In the embodiment of the present application, by the way that event data is sent to block chain service
Device generates block chain data for event data by block chain server, improves treatment effeciency, meanwhile, it avoids influence and uses
Family normal use user terminal.
Detailed description of the invention
Fig. 1 is a kind of applied environment figure of multimedia data processing method based on block chain of one embodiment；
Fig. 2 is a kind of flow diagram of multimedia data processing method based on block chain of one embodiment；
Fig. 3 is a kind of structural block diagram of apparatus for processing multimedia data of one embodiment；
Fig. 4 is a kind of internal structure chart of computer equipment of one embodiment.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, not
For limiting the application.
Multimedia data processing method provided by the present application based on block chain, can be applied to application as shown in Figure 1
In environment.Wherein, user terminal 102 is communicated with block chain server 104 by network by network.Wherein, user is whole
End 102 can be, but not limited to be various personal computers, laptop, smart phone, tablet computer and portable wearable
Equipment, block chain server 104 can be realized with the server cluster of the either multiple server compositions of independent server.
Fig. 2 is a kind of multimedia data processing method of the embodiment of the present application, and the user being applied in Fig. 1 in this way is whole
It is illustrated for end 102, comprising the following steps:
Step S210 receives the logout instruction of user.
Wherein, logout instruction can for recorded, shot for triggering user terminal, record shield etc. processing finger
It enables.
In the specific implementation, user terminal 102 can provide the virtual push button of different recording, shooting, record screen etc., user is clicked
Virtual push button, to submit corresponding recording, shooting or record screen instruction.
Step S220 is instructed according to the logout, acquires multi-medium data for business event.
Wherein, business event can be the set of enterprise's business activity conducted in operation process.For example, enterprise it
Between commercial negotiation activity, the technical research activity of enterprises etc..
Wherein, multi-medium data may include the data of the multimedia forms such as image, audio, video, record screen.
In the specific implementation, user terminal 102 can be instructed according to logout, corresponding acquisition operation is executed, to be directed to
Business event acquires the multi-medium data of image, audio, video, record screen etc..
For example, user can submit shooting on user terminal 102 when carrying out research and development meeting or business secret being discussed
Instruction carries out video record to meeting scene, the video of record conference process is obtained, to collect multi-medium data.
For example, user can submit record on user terminal 102 when user carries out patent retrieval by user terminal 102
Screen instruction, user terminal 102 can carry out record screen to its table activity, obtain the record screen video that record has patent retrieval process,
To collect multi-medium data.
For example, user can submit shooting instruction on user terminal 102 in Freehandhand-drawing technical concept sketch, user,
User terminal 102 images technical concept sketch, the image of recording technique design is obtained, to collect multimedia number
According to.
Certainly, those skilled in the art can acquire multi-medium data for business event using various ways.For example, also
The data of the multimedia forms such as panoramic video, VR video can be taken on site for meeting.Above-mentioned multiple examples, are merely to illustrate
According to logout instruction for the specific implementation of business event acquisition multi-medium data, the embodiment of the present application is to specific
Multi-medium data acquisition mode is with no restriction.
In practical application, user terminal 102 can connect external equipment, which can be used for acquiring multimedia
Data, then user terminal 102 obtains its multi-medium data acquired from external equipment.External equipment may include camera,
The external equipment of microphone etc..
Step S230 generates the event data of the multi-medium data.
In the specific implementation, user terminal 102 can generate event data for multi-medium data.It is adopted for example, can extract
The time for collecting the multi-medium data, as data time.Event time stamp is generated according to the data time, that is, represents event data institute
The time of origin of the business event of record.Finally, generation one includes the event data of multi-medium data and event time stamp.
In practical application, user terminal 102 can use the time stamp authentication information of third party's time stamp Verification System；To event
Time stamp is authenticated.Third party's time stamp Verification System can be obtain official authorization there is unique believable time stamp service of authority
The system that mechanism provides.For example, TSA (Time Stamp Authority, joint trust time-stamping service center).
Since the event time stamp of event data is authenticated, the non-repudiation of event data ensure that, thus, so that
Event data has legal effect.
Step S240 sends the event data to block chain server；The block chain server is for passing through block
Chain technology needle generates the block chain data of the event data.
In the specific implementation, event data can be sent to block chain server 104 by user terminal 102.Block chain service
Device 104 can generate the corresponding block chain data of event data by block chain technology, and block chain data encryption is stored in
On the block chain of block chain server 104.
It should be noted that a big feature of block chain data is that it can not tamper.Event data is written into block chain
After the block of server, each block is all had and the unique corresponding block encryption value (cryptographic Hash) of data content.Moreover, each
The block encryption value of block includes the block encryption value of another block, if illegal user wants to distort the number of one block of people
According to content, then need to distort the block on entire block chain, thus need to carry out huge calculating, and this calculating institute
The calculation amount needed is difficult to realize in reality.Therefore, in the embodiment of the present application, pass through the thing of block chain storage service event
Number of packages evidence, ensure that event data can not tamper.
In a kind of concrete mode stored to the block chain data encryption, the association of the available block chain data
Block chain data；Wherein, association block chain data be the storage of block chain server, with the block chain data with being associated with
The block chain data of system；The association block chain data have block encryption value；According to the block of the association block chain data
Secret value generates target block secret value；Using the target block secret value, the block chain data are encrypted.
According to the multimedia data processing method of the embodiment of the present application, by being instructed according to the logout of user, for
Business event acquires multi-medium data, generates event data according to multi-medium data, and send event data to block chain service
Device generates block chain data for event data, passes through multimedia number as a result, by block chain server by block chain technology
According to mode record the business event during enterprise operation, allow user comprehensively, accurately recognize business event, accord with
Share information requirement of the family to business event.
Moreover, by block chain technology save multi-medium data so that multi-medium data have can not tamper, therefore,
So that the multi-medium data of record traffic event has non-repudiation and legal effect, in enterprise in face of trade disputes, infringement
When lawsuit, enterprise can be put to the proof using the multi-medium data.
Further, since the data volume of multi-medium data is larger, if generated by user terminal by block chain technology
The block chain data of event data, treatment effeciency is lower, moreover, treatment process, which needs to occupy user terminal, largely handles money
Source will affect user's normal use user terminal.In the embodiment of the present application, by the way that event data is sent to block chain service
Device generates block chain data for event data by block chain server, improves treatment effeciency, meanwhile, it avoids influence and uses
Family normal use user terminal.
In another embodiment, the step S220, comprising:
Shield when logout instruction for record and instruct, the screen activity data of the user terminal is captured, as described
Multi-medium data；The screen activity data include mouse movable data, keyboard activity data and/or action result data.
For example, user can submit record on user terminal 102 when user carries out patent retrieval by user terminal 102
Screen instruction, user terminal 102 can carry out record screen to its table activity, and during recording screen, user can operate mouse, keyboard
To carry out patent retrieval to some technical solution, user terminal 102 can detecte mouse, the mouse of keyboard operation reflection on the screen
Mark activity data and keyboard activity data.User can also can be opened up by network request search result, the search result of feedback
Show on the screen, user terminal 102 can detecte the search result shown on screen, as action result data.Pass through as a result,
Record screen form records the whole event process that user carries out patent retrieval.
In another embodiment, the step S220, comprising:
When logout instruction is shooting instruction, by user terminal shooting image or video, as described
Multi-medium data.
For example, user can submit shooting on user terminal 102 when carrying out research and development meeting or business secret being discussed
Instruction, user terminal 102 calls included camera, to meeting scene recorded video, to record each personnel participating in the meeting in meeting
Speech, the technology sketch drawn on blank of personnel participating in the meeting etc., to pass through the whole event that visual form records meeting
Process.
In another embodiment, the step S220, comprising:
When logout instruction is record command, by user terminal acquisition audio, as the multimedia
Data.
For example, research staff when conceiving technical solution, can submit record command on user terminal 102, people is researched and developed
Member can carry out oral statement technical thought, can then pass through with behaviors, user terminals 102 such as other research staff's exchange programs
Speech form records the event procedure of entire design technical solution.
In another embodiment, the step S230, comprising:
Obtain the data time of the multi-medium data；Using the data time of the multi-medium data, when generating event
Stamp；Generate the event data；The event data includes the event time stamp and the multi-medium data.
In the specific implementation, user terminal 102 can extract the time for acquiring the multi-medium data, as data time.Root
Event time stamp is generated according to the data time, that is, represents the time of origin for the business event that event data is recorded.Finally, generating one
A includes the event data of multi-medium data and event time stamp.
In another embodiment, further includes:
Request of data is sent to the block chain server；The block chain server is for feeding back the request of data pair
The multi-medium data answered；Show the corresponding multi-medium data of the request of data.
In the specific implementation, user can send request of data to block chain server 104, to ask by user terminal 102
Seek the multi-medium data for recording some business event.Block chain server 104 can then be looked into block chain according to request of data
Corresponding block chain data are looked for, extract multi-medium data from block chain data, and return to multi-medium data to user terminal
102, multi-medium data is shown by user terminal 102.
It should be understood that although each step in the flow chart of Fig. 2 is successively shown according to the instruction of arrow, this
A little steps are not that the inevitable sequence according to arrow instruction successively executes.Unless expressly state otherwise herein, these steps
It executes there is no the limitation of stringent sequence, these steps can execute in other order.Moreover, at least part in Fig. 2
Step may include that perhaps these sub-steps of multiple stages or stage are executed in synchronization to multiple sub-steps
It completes, but can execute at different times, the execution sequence in these sub-steps or stage, which is also not necessarily, successively to be carried out,
But it can be executed in turn or alternately at least part of the sub-step or stage of other steps or other steps.
In one embodiment, as shown in figure 3, providing a kind of apparatus for processing multimedia data, comprising: command reception mould
Block 310, multimedia collection module 320, event data generation module 330 and sending module 340, in which:
Command reception module 310, the logout for receiving user instruct；
Multimedia collection module 320 acquires multimedia number for business event for instructing according to the logout
According to；
Event data generation module 330, for generating the event data of the multi-medium data；
Sending module 340, for sending the event data to block chain server；The block chain server is for leading to
Cross the block chain data that block chain technology needle generates the event data.
In another embodiment, the multimedia collection module 320, is specifically used for:
Shield when logout instruction for record and instruct, the screen activity data of the user terminal is captured, as described
Multi-medium data；The screen activity data include mouse movable data, keyboard activity data and/or action result data.
In another embodiment, the multimedia collection module 320, is specifically used for:
When logout instruction is shooting instruction, by user terminal shooting image or video, as described
Multi-medium data.
In another embodiment, the multimedia collection module 320, is specifically used for:
When logout instruction is record command, by user terminal acquisition audio, as the multimedia
Data.
In another embodiment, the event data generation module 330, comprising:
Data time submodule, for obtaining the data time of the multi-medium data；
Time stamp generates submodule, for the data time using the multi-medium data, generates event time stamp；
Event data generates submodule, for generating the event data；When the event data includes the event
Stamp and the multi-medium data.
In another embodiment, further includes:
Request module is sent, for sending request of data to the block chain server；The block chain server is used for
Feed back the corresponding multi-medium data of the request of data；
Multi-media module is shown, for showing the corresponding multi-medium data of the request of data.
Specific restriction about apparatus for processing multimedia data may refer to above for multimedia data processing method
Restriction, details are not described herein.Modules in above-mentioned apparatus for processing multimedia data can be fully or partially through software, hard
Part and combinations thereof is realized.Above-mentioned each module can be embedded in the form of hardware or independently of in the processor in computer equipment,
It can also be stored in a software form in the memory in computer equipment, execute the above modules in order to which processor calls
Corresponding operation.
In one embodiment, a kind of computer equipment is provided, which can be server, internal junction
Composition can be as shown in Figure 4.The computer equipment include by system bus connect processor, memory, network interface and
Database.Wherein, the processor of the computer equipment is for providing calculating and control ability.The memory packet of the computer equipment
Include non-volatile memory medium, built-in storage.The non-volatile memory medium is stored with operating system, computer program and data
Library.The built-in storage provides environment for the operation of operating system and computer program in non-volatile memory medium.The calculating
The database of machine equipment is used for storing multimedia data.The network interface of the computer equipment is used to pass through net with external terminal
Network connection communication.To realize a kind of multimedia data processing method when the computer program is executed by processor.
It will be understood by those skilled in the art that structure shown in Fig. 4, only part relevant to application scheme is tied
The block diagram of structure does not constitute the restriction for the computer equipment being applied thereon to application scheme, specific computer equipment
It may include perhaps combining certain components or with different component layouts than more or fewer components as shown in the figure.
In one embodiment, a kind of computer equipment, including memory and processor are provided, is stored in memory
Computer program, the processor perform the steps of when executing computer program
Receive the logout instruction of user；
It is instructed according to the logout, acquires multi-medium data for business event；
Generate the event data of the multi-medium data；
The event data is sent to block chain server；The block chain server is used for raw by block chain technology needle
At the block chain data of the event data.
In one embodiment, it is also performed the steps of when processor executes computer program
Shield when logout instruction for record and instruct, the screen activity data of the user terminal is captured, as described
Multi-medium data；The screen activity data include mouse movable data, keyboard activity data and/or action result data.
In one embodiment, it is also performed the steps of when processor executes computer program
When logout instruction is shooting instruction, by user terminal shooting image or video, as described
Multi-medium data.
In one embodiment, it is also performed the steps of when processor executes computer program
When logout instruction is record command, by user terminal acquisition audio, as the multimedia
Data.
In one embodiment, it is also performed the steps of when processor executes computer program
Obtain the data time of the multi-medium data；
Using the data time of the multi-medium data, event time stamp is generated；
Generate the event data；The event data includes the event time stamp and the multi-medium data.
In one embodiment, it is also performed the steps of when processor executes computer program
Request of data is sent to the block chain server；The block chain server is for feeding back the request of data pair
The multi-medium data answered；
Show the corresponding multi-medium data of the request of data.
In one embodiment, a kind of computer readable storage medium is provided, computer program is stored thereon with, is calculated
Machine program performs the steps of when being executed by processor
Receive the logout instruction of user；
It is instructed according to the logout, acquires multi-medium data for business event；
Generate the event data of the multi-medium data；
The event data is sent to block chain server；The block chain server is used for raw by block chain technology needle
At the block chain data of the event data.
In one embodiment, it is also performed the steps of when computer program is executed by processor
Shield when logout instruction for record and instruct, the screen activity data of the user terminal is captured, as described
Multi-medium data；The screen activity data include mouse movable data, keyboard activity data and/or action result data.
In one embodiment, it is also performed the steps of when computer program is executed by processor
When logout instruction is shooting instruction, by user terminal shooting image or video, as described
Multi-medium data.
In one embodiment, it is also performed the steps of when computer program is executed by processor
When logout instruction is record command, by user terminal acquisition audio, as the multimedia
Data.
In one embodiment, it is also performed the steps of when computer program is executed by processor
Obtain the data time of the multi-medium data；
Using the data time of the multi-medium data, event time stamp is generated；
Generate the event data；The event data includes the event time stamp and the multi-medium data.
In one embodiment, it is also performed the steps of when computer program is executed by processor
Request of data is sent to the block chain server；The block chain server is for feeding back the request of data pair
The multi-medium data answered；
Show the corresponding multi-medium data of the request of data.
Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, the computer program can be stored in a non-volatile computer
In read/write memory medium, the computer program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein,
To any reference of memory, storage, database or other media used in each embodiment provided herein,
Including non-volatile and/or volatile memory.Nonvolatile memory may include read-only memory (ROM), programming ROM
(PROM), electrically programmable ROM (EPROM), electrically erasable ROM (EEPROM) or flash memory.Volatile memory may include
Random access memory (RAM) or external cache.By way of illustration and not limitation, RAM is available in many forms,
Such as static state RAM (SRAM), dynamic ram (DRAM), synchronous dram (SDRAM), double data rate sdram (DDRSDRAM), enhancing
Type SDRAM (ESDRAM), synchronization link (Synchlink) DRAM (SLDRAM), memory bus (Rambus) direct RAM
(RDRAM), direct memory bus dynamic ram (DRDRAM) and memory bus dynamic ram (RDRAM) etc..
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the concept of this application, various modifications and improvements can be made, these belong to the protection of the application
Range.Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (10)
1. a kind of multimedia data processing method based on block chain characterized by comprising
Receive the logout instruction of user；
It is instructed according to the logout, acquires multi-medium data for business event；
Generate the event data of the multi-medium data；
The event data is sent to block chain server；The block chain server is used to generate institute by block chain technology needle
State the block chain data of event data.
2. the method according to claim 1, wherein described acquire multi-medium data for business event, comprising:
Shield when logout instruction for record and instruct, the screen activity data of the user terminal is captured, as more matchmakers
Volume data；The screen activity data include mouse movable data, keyboard activity data and/or action result data.
3. the method according to claim 1, wherein described acquire multi-medium data for business event, comprising:
When logout instruction is shooting instruction, by user terminal shooting image or video, as more matchmakers
Volume data.
4. the method according to claim 1, wherein described acquire multi-medium data for business event, comprising:
When logout instruction is record command, by user terminal acquisition audio, as the multi-medium data.
5. method according to claim 1 to 4, which is characterized in that the event number for generating the multi-medium data
According to, comprising:
Obtain the data time of the multi-medium data；
Using the data time of the multi-medium data, event time stamp is generated；
Generate the event data；The event data includes the event time stamp and the multi-medium data.
6. method according to claim 1 to 4, which is characterized in that further include:
Request of data is sent to the block chain server；The block chain server is corresponding for feeding back the request of data
Multi-medium data；
Show the corresponding multi-medium data of the request of data.
7. a kind of apparatus for processing multimedia data characterized by comprising
Command reception module, the logout for receiving user instruct；
Multimedia collection module acquires multi-medium data for business event for instructing according to the logout；
Event data generation module, for generating the event data of the multi-medium data；
Sending module, for sending the event data to block chain server；The block chain server is for passing through block
Chain technology needle generates the block chain data of the event data.
8. device according to claim 7, which is characterized in that the multimedia collection module is specifically used for:
Shield when logout instruction for record and instruct, the screen activity data of the user terminal is captured, as more matchmakers
Volume data；The screen activity data include mouse movable data, keyboard activity data and/or action result data.
9. a kind of computer equipment, including memory and processor, the memory are stored with computer program, feature exists
In the step of processor realizes any one of claims 1 to 6 the method when executing the computer program.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program
The step of method described in any one of claims 1 to 6 is realized when being executed by processor.
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| CN201810788237.9A CN108959615A (en) | 2018-07-18 | 2018-07-18 | Multimedia data processing method, device, equipment and storage medium |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110035105A (en) * | 2018-12-13 | 2019-07-19 | 阿里巴巴集团控股有限公司 | Record screen evidence collecting method, system and electronic equipment based on block chain |
| CN110769305A (en) * | 2019-09-12 | 2020-02-07 | 腾讯科技（深圳）有限公司 | Video display method and device, block chain system and storage medium |
| CN111339203A (en) * | 2020-02-28 | 2020-06-26 | 北京金和网络股份有限公司 | Block chain data acquisition method, device and system |
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