CN106982368A - video response speed detection method and system - Google Patents
video response speed detection method and system Download PDFInfo
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- CN106982368A CN106982368A CN201610035908.5A CN201610035908A CN106982368A CN 106982368 A CN106982368 A CN 106982368A CN 201610035908 A CN201610035908 A CN 201610035908A CN 106982368 A CN106982368 A CN 106982368A
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- video
- screenshot capture
- vision operation
- key frame
- response speed
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
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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
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/44008—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics in the video stream
Abstract
A kind of video response speed detection method, including：Obtain the vision operation instruction of current video；Record the vision operation and instruct corresponding present system time；Start screenshot capture function；The screenshot capture is stored to picture library with default frequency acquisition screenshot capture and with default form；Obtain the current video with the corresponding key frame of vision operation instruction；Search and whether there is target screenshot capture corresponding with the key frame in the picture library；When there is the target screenshot capture in the picture library, the time difference of the corresponding system time of the target screenshot capture and the present system time is obtained, and determines according to the time difference response time of video.The present invention also provides a kind of video response speed detection system.The detection method and system can automatically and with high accuracy obtain the response time of video.
Description
Technical field
The present invention relates to video technique field, more particularly to a kind of video response speed detection method and system.
Background technology
Mobile terminal device, has been widely used in the production and life of people such as smart mobile phone, tablet personal computer
In work, in order to meet various demands of the people in terms of work, life, amusement, increasing application
It is developed in the operating system and application software of mobile terminal device.These mobile terminal device functions are got over
Come abundanter, interface also increasingly hommization, but due to by factors such as mobile terminal chip process performances
Influence, can be slower playing video speed using the browser on mobile terminal device.
For the consideration to Consumer's Experience, and browser supplier is to the demand of browser testing performance, needs
The response speed of browser video is tested.Existing method of testing has three kinds, and first method is led to
Manual test is crossed, for example recording browser video by stopwatch clicks on the initial time started and the first frame picture
The time of appearance, when then calculating the difference for the time that the initial time and the first frame picture occur as response
Between, the response speed of video is assessed by the response time, but this precision of method is not high, error
Than larger, time and manpower are expended, in addition for different browsers testing player, it is necessary to put into different
Manpower.Second method is recorded a video by playing the process of video to browser, then passes through people's work point
Each frame picture that analysis video recording is obtained draws the time that initial time and the first frame picture occur, calculate starting and
Time difference between first frame picture, this method was using video recording analysis frame, the picture of video recording as the response time
Face definition is not high, simultaneously because picture file is relatively more, human eye analysis is very hard, also due to needing hand
Work is tested, and more time-consuming, sampled point is few, and the degree of accuracy is inadequate.
The content of the invention
Based on this, it is necessary to provide the video response speed detection method that a kind of accuracy is high, can realize automatically
And system.
A kind of video response speed detection method, including：
Obtain the vision operation instruction of current video；
Record the vision operation and instruct corresponding present system time；
Start screenshot capture function；
The screenshot capture is stored to picture with default frequency acquisition screenshot capture and with default form
Storehouse；
Obtain the current video with the corresponding key frame of vision operation instruction；
Search and whether there is target screenshot capture corresponding with the key frame in the picture library；
When there is the target screenshot capture in the picture library, the target screenshot capture correspondence is obtained
System time and the present system time time difference；And
The response time of the video is determined according to the time difference.
A kind of video response speed detection system, including：
Operational order acquisition module, the vision operation for obtaining current video is instructed；
Logging modle, corresponding present system time is instructed for recording the vision operation；
Screenshotss starting module, for starting screenshot capture function；
Screen capture module, for storing the screen with default frequency acquisition screenshot capture and with default form
Curtain sectional drawing is to picture library；
Key frame acquisition module, for obtaining the corresponding with vision operation instruction of the current video
Key frame；
Searching modul, target screen corresponding with the key frame is whether there is for searching in the picture library
Curtain sectional drawing；
Computing module is responded, for when there is the target screenshot capture in the picture library, obtaining institute
The time difference of the corresponding system time of target screenshot capture and the present system time is stated, and according to described
Time difference determines the response time of the video.
Above-mentioned video response speed detection method and system, can by calculate the system time of screenshot capture with
Vision operation instructs the time difference between corresponding present system time and obtains response time of the video, uses
In judging whether the video response speed meets the requirements, wherein obtain screenshot capture corresponding with operational order and
The corresponding present system time of operational order is automatically obtained, and detection process needs not rely on people's participation,
Human cost is saved, and with preferable accuracy.
Brief description of the drawings
Fig. 1 is the schematic internal view of terminal in one embodiment of the invention；
The flow chart for the video response time detecting method that Fig. 2 is provided by one embodiment of the invention；
Fig. 3 is provided the flow chart of video response time detecting method by second embodiment of the invention；
Fig. 4 is provided the flow chart of video response time detecting method by third embodiment of the invention；
Fig. 5 is provided the flow chart of video response time detecting method by fourth embodiment of the invention；
The structural representation for the video response time detecting system that Fig. 6 is provided by another embodiment of the present invention；
The structural representation for the video response time detecting system that Fig. 7 is provided by second embodiment of the invention；
The structural representation for the video response time detecting system that Fig. 8 is provided by third embodiment of the invention；
The structural representation for the video response time detecting system that Fig. 9 is provided by fourth embodiment of the invention；
Figure 10 is the timing diagram of video response time detecting system progress screen response detection in an embodiment；
Figure 11 is the schematic diagram of acquisition vision operation instruction in an embodiment；
Figure 12 is the schematic diagram of startup browser in an embodiment；
Figure 13 commences play out the schematic diagram of button position coordinate to be obtained in an embodiment；
Figure 14 is the schematic diagram in an embodiment by screenshot capture software acquisition screenshot capture；
Figure 15 is the schematic diagram of the first frame picture of acquisition in an embodiment.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with accompanying drawing and reality
Example is applied, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
Unless otherwise defined, technology of all of technologies and scientific terms used here by the article with belonging to the present invention
The implication that the technical staff in field is generally understood that is identical.Art used in the description of the invention herein
Language is intended merely to describe the purpose of specific embodiment, it is not intended that in the limitation present invention.It is used herein
Term " and/or " include the arbitrary and all combination of one or more related Listed Items.
The video response detection method that the embodiment of the present invention is provided can be applied in the terminal shown in Fig. 1, should
Terminal 100 is preferably mobile terminal.As shown in figure 1, terminal 100 includes the place connected by system bus
Manage device, non-volatile memory medium, built-in storage, network interface and display screen.Processor, which has, to be calculated
Function and the function of control terminal work, the processor are configured as performing a kind of video response velocity measuring side
Method.Non-volatile memory medium is included in magnetic storage medium, optical storage media and flash memory type storage medium extremely
Few one kind, non-volatile memory medium is stored with operating system and video response speed detection system.The video
Response speed detecting system is used to realize the video response speed detection method to terminal player.Network interface
For being connected to server, for being communicated with server, the resource for carrying out automatic network is received.
As shown in Fig. 2 there is provided a kind of video response speed detection method, this method in one embodiment
It can be applied in terminal 100 as shown in Figure 1, specifically include following steps.
Step 201, the vision operation instruction of current video is obtained.
Generally, vision operation instruction includes commencing play out the instruction of video or the instruction of moving schedule bar.When
Preceding video refers to the video played out by the browser player or other video players of terminal.
Step 203, record vision operation instructs corresponding present system time.
Vision operation instructs corresponding present system time to refer to the time for sending vision operation instruction.Pass through
Automatic record gets present system time during vision operation instruction, is used as sending that the vision operation is instructed
Time.Specifically, when it is to commence play out the instruction of video that vision operation, which is instructed, record clicks on player
The time of button is commenced play out as the corresponding present system time of vision operation instruction；When vision operation instruction
For moving schedule bar instruction when, record moving schedule bar operating time as vision operation instruct it is corresponding
Present system time.
Step 205, screenshot capture function is started.Starting screenshot capture function can be by calling screenshot capture soft
Part is realized.Screenshot capture software is called to refer to by calling existing screenshot capture software application DLL
(API) or function (function) and realize increase the screenshot capture software function.
It is preferred that, it is while the vision operation instruction of current video is obtained to start screenshot capture function.Tool
Body implement when, the startup screenshot capture function can also be obtain current video operational order before or
Afterwards, if it is after vision operation instruction is obtained to start screenshot capture function, it should be ensured that be in video behaviour
Instruct before corresponding key frame occurs, so as to guarantee to be truncated to and vision operation instruction institute
Screenshot capture when corresponding key frame occurs.
Step 206, with default screenshotss frequency acquisition screenshot capture and with default form storage screenshot capture extremely
Picture library.
By starting screenshot capture, a number of screenshot capture is persistently intercepted with default screenshotss frequency, and
The screenshot capture obtained is stored according to default form respectively.Wherein, the speed of screenshot capture can
Can be needed for being inputted after starting screenshot capture function to be adjusted by changing default screenshotss frequency
The screenshotss frequency of setting, such as be 50 milliseconds when setting screenshotss frequency, then the screenshot capture obtained in one second
Quantity is 20；When setting screenshotss frequency to be 40 milliseconds, then the quantity of the screenshot capture obtained in one second is
25.Default form refers to the name form or picture format during default screenshot capture storage, passes through spy
Fixed name form or picture format so that can conveniently obtain these screenshot captures after screenshot capture storage
Corresponding system time when each intercepting.
Step 207, obtain current video with the corresponding key frame of vision operation instruction.
Refer to instruct the pointed picture shown by vision operation with the corresponding key frame of vision operation instruction
Frame.Such as, when vision operation is instructed to commence play out the instruction of video, the instruction that this commences play out video is signified
Be to commence play out the first frame picture for occurring after button from clicking on to the picture frame of display, i.e. the head of current video
Frame, that is to say, that frame headed by key frame corresponding with the instruction that this commences play out video；When vision operation refers to
When making as the instruction of moving schedule bar, the picture frame of the pointed display of instruction of the moving schedule bar is progress bar
The image frame that the timing node of residing current video is played after movement, specifically, if progress bar is moved
To the 00 of current video：20:At 10, the timing node of residing current video is played after progress bar movement
Picture frame is current video 00：20:The picture frame played when 10, that is to say, that with the moving schedule
The corresponding key frame of instruction of the bar picture frame that residing timing node is played after being moved by progress bar.
The key frame for obtaining current video can be by calling multimedia video handling implement to realize.Multimedia video
Frequency handling implement be it is a set of can be for record, converted digital audio, video, and stream can be translated into
Increase income computer program.It can also be by calling existing multimedia video to call multimedia video handling implement
Handling implement application programming interface (API) or function (function) and realize increase the multimedia video
The function of frequency handling implement.Any required pass of current video can be obtained by multimedia video handling implement
Key frame.
Step 209, search and whether there is target screenshot capture corresponding with key frame in picture library.
Using with the corresponding key frame of vision operation instruction as references object, by screen acquired in step 205
Curtain sectional drawing carries out similarity-rough set with the key frame respectively, searches whether exist and the key frame identical screen
Sectional drawing or found out from picture library and first screenshot capture of key frame similarity highest, the phase
Same first screenshot capture of screenshot capture or the similarity highest is target screen corresponding with the key frame
Curtain sectional drawing.Generally, reach that more than 90% screenshot capture can be used as meeting lookup with the similarity of the key frame
It is required that target screenshot capture.Wherein, searching picture library progress similarity-rough set can be cross-platform by calling
Computer vision storehouse is realized, i.e., realize increasing by the Program Interfaces for calling cross-platform computer vision library
Plus the function of the cross-platform computer vision library image procossing.Because screenshot capture is with default screenshotss frequency
Terminal screen is carried out to intercept what is obtained, it is understood that there may be occur from phase with the key frame identical screenshot capture
Situation between adjacent screen printing sectional drawing twice, thus can by with the key frame similarity highest first
Screenshot capture is used as target screenshot capture corresponding with the key frame.When existing, multiple similarities are satisfactory
During target screenshot capture, first screenshot capture is that finger is relatively early according to the corresponding system time of screenshot capture
Target screenshot capture.
Step 210, when there is target screenshot capture in picture library, the corresponding system of target screenshot capture is obtained
Time and the time difference of present system time.
Step 212, the response time of the video is determined according to the time difference.
After target screenshot capture corresponding with the key frame is found, obtain target screenshot capture correspondence and cut
System time when taking, and it is corresponding with vision operation instruction to calculate the corresponding system time of target screenshot capture
Present system time time difference, be used as the response time of current video.
In the present embodiment, by being operated to current video, current system when record corresponding operating is sent
Time, and some screenshot captures are intercepted by starting screenshot capture function with predeterminated frequency, and from screenshot capture
Middle determination target screenshot capture corresponding with the pointed picture frame occurred of corresponding operating, so as to calculate mesh
The time difference between screenshot capture and present system time is marked, that is, detects that obtain video is issued to from corresponding operating
The response time of completion, to judge whether video response speed meets the requirements.Wherein obtain and operational order pair
The corresponding present system time of screenshot capture and operational order answered is automatically obtained, and detection process is not required to
To be participated in by people, save human cost, and with preferable accuracy.
As shown in figure 3, in one embodiment, step 201, obtaining the step of the vision operation instruction of current video
Suddenly include：Step 2015, the vision operation instruction clicked on and commenced play out is obtained.
Step 207, including the step of instructing corresponding key frame with vision operation for current video is obtained：Step
2075, obtain the first frame picture corresponding with the vision operation instruction that click is commenced play out of current video.
The vision operation commenced play out instruction is clicked on by obtaining respectively and with clicking on the vision operation commenced play out
Corresponding first frame picture is instructed, to detect response time that video commences play out as will be to video response speed
Detection.In the detection process of video response speed, detect that the response speed of the operational order commenced play out can
To reduce the quantity needed for screenshot capture, it can be lifted and search the efficiency of target screenshot capture accordingly to be lifted
The efficiency of video response speed detection method.
In another embodiment, step 201, before the step of vision operation for obtaining current video is instructed, also
Including：Step 2011, browser enabled instruction is obtained；
Step 2012, according to browser enabled instruction opening browser, current video opens in lookup browser
Beginning plays the position coordinates of knob；
Step 2013, the click event to starting broadcast button is sent according to the position coordinates.
In the present embodiment, the video response speed of preferred pair browser player is detected.With increasingly
Many operating systems and application software applied to mobile terminal device are developed, mobile terminal device
Function is increasingly enriched, and the performance test results of all kinds of browser players are how user's selection selects to browse
The important references index of device.Wherein, browser enabled instruction is obtained, including application interface point is passed through by user
The instruction of browser is opened in impact, or selection is detected the instruction of browser when running the detection method.Root
Browser is opened according to browser enabled instruction, including video page is opened while opening browser or is beaten
Open the mode for opening video page in browser after browser again.
The instruction for being detected browser is selected to be sent out by user by software application interface during the operation detection method
Rise, specifically, selection can be provided by software application interface and be detected browser button or other press
Button initiates browser enabled instruction, by obtaining the enabled instruction of browser to be detected, opens browser and root
Click event is sent according to the position of video player button on browser, can be completely real to video response speed
Existing automatic detection, testing result is not completely by interference from human factor, and testing result is more accurate, and detection effect
Rate is higher.Secondly, multiple detected browsers can be once selected to be detected, it is hereby achieved that multiple
Browser testing result is detected to be contrasted.
As shown in figure 4, in a wherein embodiment, step 206, being cut with default screenshotss frequency acquisition screen
Scheme and include the step of storing screenshot capture to picture library with default form：
Step 2062, with default frequency acquisition screenshot capture；
Step 2063, screenshot capture is stored to picture library using corresponding system time as filename respectively.
The corresponding system time of screenshot capture refers to the corresponding interception time of each screenshot capture, by screenshot capture point
Do not stored using each self-corresponding system time as filename, each screen can be directly obtained by filename
The corresponding system time of curtain sectional drawing, screenshot capture institute is used as relative to using the corresponding system time of each screenshot capture
For comprising information or as screenshot capture additional storage information, more facilitate and going out if implementing
Now in the case of interception picture missing, error point is conveniently found.
As shown in figure 5, in another embodiment, step 207, obtaining being instructed with vision operation for current video
The step of corresponding key frame, includes：
Step 2071, the piece source address of current video is obtained；
Step 2072, the film source of the current video is downloaded according to piece source address；
Step 2073, obtain film source in the corresponding key frame of vision operation instruction.
The piece source address of current video include according to determined by the relevant information of current video piece source address or
The URL of current video.Piece source address refers to according to determined by the relevant information of current video
Piece source address determined by title, type, content keyword by current video etc..Pass through current video
URL, the true piece source address of the current video can be got, so as to pass through download
Instrument is downloaded and current video identical film source, then the acquisition pass corresponding with vision operation instruction from the film source
Key frame, downloads identical film source according to true piece source address, can be further assured that the accuracy of detection.
Wherein, it can download whole video film source or only download to download film source according to piece source address
Include the partial video film source that vision operation instructs corresponding key frame.Such as, when vision operation instruction is
, can be with the step of film source of the current video is downloaded according to piece source address when commencing play out the instruction of video
Only download former million film sources that current video includes first frame；When vision operation instructs the instruction for moving schedule bar
When, can be that only download package contains the progress in the step of film source of the current video is downloaded according to piece source address
The fragment film source for the image frame that the timing node of residing current video is played after bar movement.
As shown in fig. 6, in one embodiment there is provided a kind of video response speed detection system, this is
System include operational order acquisition module 20, logging modle 21, screenshotss starting module 22, screen capture module 23,
Key frame acquisition module 24, searching modul 25 and response computing module 26.
Wherein, operational order acquisition module 20 is used for the vision operation instruction for obtaining current video.
Logging modle 21 is used to record the corresponding present system time of vision operation instruction.
Screenshotss starting module 22 is used to start screenshot capture function.
Screen capture module 23 is used to store screenshot capture with default frequency acquisition screenshot capture and with default form
To picture library.
Key frame acquisition module 24 be used to obtaining current video with the corresponding key frame of vision operation instruction.
Searching modul 25, which is used to search, whether there is target screenshot capture corresponding with key frame in picture library.
Responding computing module 26 is used for when there is target screenshot capture in picture library, obtains the target screen and cuts
Scheme the time difference of corresponding system time and present system time.
In one embodiment, as shown in fig. 7, the operational order acquisition module 20 is clicked on specifically for obtaining
The vision operation instruction commenced play out.The key frame acquisition module 24 is specifically for acquisition current video and point
Hit the vision operation commenced play out and instruct corresponding first frame picture.
It is preferred that, as shown in fig. 7, the video response speed detection system also includes enabled instruction acquisition module
31st, coordinate obtaining module 32 and click module 33.
Wherein, enabled instruction acquisition module 31 is used to obtain browser enabled instruction；
Coordinate obtaining module 32 is somebody's turn to do for opening browser according to browser enabled instruction, and searching in browser
The position coordinates for commencing play out button of current video；
Clicking on module 33 is used to send the click event to starting broadcast button according to position coordinates.
In another embodiment, as shown in figure 8, the screen capture module 23 includes screenshotss unit 232 and storage
Unit 233.The screenshotss unit 232 is used for default frequency acquisition screenshot capture.The memory cell 233 is used
Stored respectively using corresponding system time as filename to picture library in by screenshot capture.
In one embodiment, as shown in figure 9, the key frame acquisition module 24 include address acquisition unit 241,
Download unit 242 and key frame acquiring unit 243.
Address acquisition unit 241 is used for the piece source address for obtaining current video.
Download unit 242 is used for the film source that the current video is downloaded according to piece source address.
Key frame acquiring unit 243 is used to obtain in film source and the corresponding key frame of vision operation instruction.
The video response speed detection method and system provided by the embodiment of the present invention, by working as forward sight
Frequency carries out the vision operation instruction of operation generation, when recording current system when corresponding video operational order is sent
Between, and by starting screenshot capture function with some screenshot captures of predeterminated frequency interception, and from screenshot capture
It is determined that target screenshot capture corresponding with the key frame occurred pointed by corresponding operating, so as to calculate target
Time difference between screenshot capture and present system time, i.e. detection obtain video and have been issued to from corresponding operating
Into response time, to judge whether video response speed meets the requirements.
The detection method and system of the video response speed can be used for various terminals or player plays video
Response speed detection.Preferential, the detection method and system of the video response speed are used to realize to moving
The browser player capabilities of dynamic terminal are detected, mobile whole can design or select performance to more conform to
The browser video capability of end subscriber demand.
As shown in Figure 10, it is video response speed detection system progress video response velocity measuring in an embodiment
Timing diagram, in the schematical embodiment, video response speed detection system be used for be to operating system
The video response speed of the browser player of the mobile phone terminal of android system detected, wherein, currently
Video is browser player plays video, and vision operation instruction is the instruction for commencing play out video, with video
Frame headed by the corresponding key frame of operational order, piece source address is obtained from video playback webpage webview
URL, multimedia video handling implement is ffmpeg, searches picture library and carries out picture similarity
It is OpenCV to compare the cross-platform computer vision library called；
The detailed process for the method that the video response speed detection system is detected includes following key step：
1) browser is started；Specifically, as is illustrated by figs. 11 and 12, software can be passed through by starting browser
The selection browser button to be detected that application interface is provided receives the selection instruction of user, so that should in operation
Automatic start obtains browser to be detected during the detection method of video response speed.
2) position coordinates for commencing play out button is searched；As shown in figure 13, screenshot capture software can be passed through
The screenshot capture of browser player is intercepted, and by calling cross-platform computer vision library from screenshot capture
Obtain the position coordinates for commencing play out button.
3) click on and commence play out video button；Click records the clicking operation while commencing play out video button
The present system time of instruction, specifically, driver can be inputted by the input of android system
Send to click on and commence play out the control instruction of video button, and obtain the time that sends of the control instruction and be used as this
The present system time of clicking operation instruction.
4) screenshot capture function is started, screen capture module is by calling screenshot capture software to be intercepted every 50ms
Current screen, as shown in figure 14, to pass through the part of screen of the current screen of screenshot capture software intercepts
The current screen of interception, is preferably first stored in internal memory by the schematic diagram of sectional drawing, waits 150 pictures of interception
Once it is written to afterwards in SD card.
5) the piece source address of current video is obtained, specifically, by javascript injection modes in webview
The middle piece source address for obtaining current video.
6) current film source is downloaded, by starting download tool according to the current film source of piece source address download.
7) the first frame picture in the film source of current video is obtained, as shown in figure 15, ffmpeg works can be passed through
Tool obtains first frame picture.
8) target screenshot capture corresponding with first frame picture is found out from screenshot capture, specifically, can pass through
Opencv (Open Source Computer Vision Library) is called to compare picture similarity, it is determined that
With same or similar first screenshot capture of highest of spending of first frame picture for target in the screenshot capture of picture library
Screenshot capture.OpenCV is a cross-platform computer vision library issued based on (increasing income), can be run
In the several operation systems such as Linux, Windows and Mac OS, while the interface of multilingual is provided,
Many general-purpose algorithms in terms of image procossing and computer vision can be realized.
9) response time is obtained, is instructed especially by the system time for calculating target screenshot capture with clicking operation
Time difference between corresponding present system time is come the time of meeting with a response.
By the first frame obtained in above-described embodiment by video response speed detection system and by screenshot capture work(
The screenshot capture that can be obtained is contrasted, and determines to utilize target screenshot capture after target screenshot capture by comparing
Time difference between the present system time that corresponding system time and click are commenced play out, you can detection is obtained
The first frame response speed of browser video to be measured.
One of ordinary skill in the art will appreciate that all or part of flow in above-described embodiment method is realized,
It can be by computer program to instruct the hardware of correlation to complete, described program can be stored in a calculating
In machine read/write memory medium, the program is upon execution, it may include such as the flow of the embodiment of above-mentioned each method.
Wherein, described storage medium can for magnetic disc, CD, read-only memory (Read-Only Memory,
) or random access memory (Random Access Memory, RAM) etc. ROM.
Embodiment described above only expresses the several embodiments of the present invention, and it describes more specific and detailed,
But can not therefore it be construed as limiting the scope of the patent.It should be pointed out that for this area
For those of ordinary skill, without departing from the inventive concept of the premise, some deformations can also be made and changed
Enter, these belong to protection scope of the present invention.
Claims (10)
1. a kind of video response speed detection method, including：
Obtain the vision operation instruction of current video；
Record the vision operation and instruct corresponding present system time；
Start screenshot capture function；
The screenshot capture is stored to picture with default frequency acquisition screenshot capture and with default form
Storehouse；
Obtain the current video with the corresponding key frame of vision operation instruction；
Search and whether there is target screenshot capture corresponding with the key frame in the picture library；
When there is the target screenshot capture in the picture library, the target screenshot capture correspondence is obtained
System time and the present system time time difference；And
The response time of the video is determined according to the time difference.
2. video response speed detection method as claimed in claim 1, it is characterised in that：The acquisition is worked as
The step of vision operation of preceding video is instructed includes：
Obtain the vision operation instruction clicked on and commenced play out；
It is described to obtain including the step of instructing corresponding key frame with the vision operation for the current video：
Obtain the first frame figure corresponding with the vision operation instruction that the click is commenced play out of the current video
Piece.
3. video response speed detection method as claimed in claim 2, it is characterised in that：The acquisition is worked as
Before the step of vision operation of preceding video is instructed, in addition to：
Obtain browser enabled instruction；
Browser is opened according to the browser enabled instruction, and searches and works as forward sight described in the browser
The position coordinates for commencing play out button of frequency；
Sent according to the position coordinates to the click event for commencing play out button.
4. video response speed detection method as claimed in claim 1, it is characterised in that：It is described with default
Frequency acquisition screenshot capture and the step of screenshot capture is to picture library stored with default form included：
With default frequency acquisition screenshot capture；
The screenshot capture is stored to picture library using corresponding system time as filename respectively.
5. the video response speed detection method as described in any one in claim 1-4, it is characterised in that：
It is described to obtain including the step of instructing corresponding key frame with the vision operation for the current video：
Obtain the piece source address of the current video；
The film source of the current video is downloaded according to described source address；
Obtain in the film source with the corresponding key frame of vision operation instruction.
6. a kind of video response speed detection system, including：
Operational order acquisition module, the vision operation for obtaining current video is instructed；
Logging modle, corresponding present system time is instructed for recording the vision operation；
Screenshotss starting module, for starting screenshot capture function；
Screen capture module, for storing the screen with default frequency acquisition screenshot capture and with default form
Curtain sectional drawing is to picture library；
Key frame acquisition module, for obtaining the corresponding with vision operation instruction of the current video
Key frame；
Searching modul, target screen corresponding with the key frame is whether there is for searching in the picture library
Curtain sectional drawing；
Computing module is responded, for when there is the target screenshot capture in the picture library, obtaining institute
The time difference of the corresponding system time of target screenshot capture and the present system time is stated, and according to described
Time difference determines the response time of the video.
7. video response speed detection system as claimed in claim 6, it is characterised in that：The operation refers to
Acquisition module is made to click on the vision operation commenced play out instruction specifically for obtaining；
The key frame acquisition module clicks on what is commenced play out specifically for the acquisition current video with described
Vision operation instructs corresponding first frame picture.
8. video response speed detection system as claimed in claim 7, it is characterised in that：Also include：
Enabled instruction acquisition module, for obtaining browser enabled instruction；
Coordinate obtaining module, for opening browser according to the browser enabled instruction, and is searched described
The position coordinates for commencing play out button of current video described in browser；
Module is clicked on, for being sent according to the position coordinates to the click event for commencing play out button.
9. video response speed detection system as claimed in claim 6, it is characterised in that：The screenshotss mould
Block includes：
Screenshotss unit, for default frequency acquisition screenshot capture；
Memory cell, for the screenshot capture to be stored using corresponding system time as filename respectively
To picture library.
10. the video response speed detection system as described in any one in claim 6-9, its feature exists
In：The key frame acquisition module includes：
Address acquisition unit, the piece source address for obtaining the current video；
Download unit, the film source for downloading the current video according to described source address；
Key frame acquiring unit, for obtain in the film source with the corresponding key of vision operation instruction
Frame.
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