CN107659828A - Video image quality adjustment method, device, terminal device and storage medium - Google Patents
Video image quality adjustment method, device, terminal device and storage medium Download PDFInfo
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- CN107659828A CN107659828A CN201711042892.1A CN201711042892A CN107659828A CN 107659828 A CN107659828 A CN 107659828A CN 201711042892 A CN201711042892 A CN 201711042892A CN 107659828 A CN107659828 A CN 107659828A
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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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
- H04N21/234363—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by altering the spatial resolution, e.g. for clients with a lower screen resolution
-
- 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
- H04N21/44004—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 video buffer management, e.g. video decoder buffer or video display buffer
-
- 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
- H04N21/4424—Monitoring of the internal components or processes of the client device, e.g. CPU or memory load, processing speed, timer, counter or percentage of the hard disk space used
Abstract
The embodiment of the present application discloses a kind of video image quality adjustment method, device, terminal device and storage medium, and this method includes：When detecting video playback event, determine whether terminal device meets image quality regularization condition；If meet the image quality regularization condition, it is determined that play the image information of video；According to picture adjusting parameter corresponding to the default regulation warehouse determination for the image information and storage determined, the image quality of the broadcasting video is adjusted according to the picture adjusting parameter.This programme make it that resource utilization of the terminal device when playing video is more reasonable, and running efficiency of system improves.
Description
Technical field
The invention relates to computer technology, more particularly to a kind of video image quality adjustment method, device, terminal device
And storage medium.
Background technology
With the raising of terminal device popularity, increasing user's using terminal equipment performs various work(
Can be to meet self-demand, such as using terminal equipment reads word, watches video, listen music, play game.When user is using
When terminal device sees video, the image quality of video can significantly affect the definition of video, and image quality more fine definition is higher, while terminal
The consumed flow of device downloads, buffering and operation load are also higher.
In the prior art, for terminal device when carrying out video playback, the regulative mode existing defects of video image quality are, it is necessary to change
Enter.
The content of the invention
The invention provides a kind of video image quality adjustment method, device, terminal device and storage medium so that terminal device
Resource utilization when playing video is more reasonable, and running efficiency of system improves.
In a first aspect, the embodiment of the present application provides a kind of video image quality adjustment method, including：
When detecting video playback event, determine whether terminal device meets image quality regularization condition；
If meet the image quality regularization condition, it is determined that play the image information of video；
According to picture adjusting parameter corresponding to the default regulation warehouse determination for the image information and storage determined, according to institute
Picture adjusting parameter is stated to be adjusted the image quality of the broadcasting video.
Second aspect, the embodiment of the present application additionally provide a kind of video quality adjustment device, including：
Image quality adjusts trigger module, during for detecting video playback event, determines whether terminal device meets that image quality is adjusted
Shelf-regulating Conditions；
Image information determining module, if for meeting the image quality regularization condition, it is determined that play the picture letter of video
Breath；
Frame parameter determining module, it is corresponding for being determined according to the image information and the default regulation warehouse of storage determined
Picture adjusting parameter；
Image quality adjusting module, for being adjusted according to the picture adjusting parameter to the image quality of the broadcasting video.
The third aspect, the embodiment of the present application additionally provide a kind of terminal device, including：Processor, memory and storage
On a memory and the computer program that can run on a processor, realized such as during computer program described in the computing device
Video image quality adjustment method described in the embodiment of the present application.
Fourth aspect, the embodiment of the present application additionally provide a kind of storage medium for including terminal device executable instruction, institute
Terminal device executable instruction is stated as being drawn during terminal device computing device for the video described in performing the embodiment of the present application
Matter method of adjustment.
, can in real time or the current operation conditions of timing detection terminal equipment when detecting video playback event in this programme
Whether meet image quality regularization condition, once detected and met image quality regularization condition, the picture of currently playing video is divided
In real time, dynamically, reasonably the image quality for playing video can be adjusted with determining corresponding picture adjusting parameter for analysis so that
Resource utilization of the terminal device when playing video is more reasonable, and running efficiency of system improves.
Brief description of the drawings
By reading the detailed description made to non-limiting example made with reference to the following drawings, of the invention is other
Feature, objects and advantages will become more apparent upon：
Fig. 1 is a kind of flow chart for video image quality adjustment method that the embodiment of the present application provides；
Fig. 2 is the flow chart for another video image quality adjustment method that the embodiment of the present application provides；
Fig. 3 is the flow chart for another video image quality adjustment method that the embodiment of the present application provides；
Fig. 4 is the flow chart for another video image quality adjustment method that the embodiment of the present application provides；
Fig. 5 is the flow chart for another video image quality adjustment method that the embodiment of the present application provides；
Fig. 6 is a kind of structured flowchart for video quality adjustment device that the embodiment of the present application provides；
Fig. 7 is a kind of structural representation for terminal device that the embodiment of the present application provides.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used to explain the present invention, rather than limitation of the invention.It also should be noted that for the ease of retouching
State, part related to the present invention rather than entire infrastructure are illustrate only in accompanying drawing.
Fig. 1 is a kind of flow chart for video image quality adjustment method that the embodiment of the present application provides, and the present embodiment is applicable to
Situation about being adjusted to image quality during terminal device broadcasting video, the terminal that this method can be provided by the embodiment of the present application
Equipment performs, and the video quality adjustment device of the terminal device can be realized by the way of software and/or hardware, such as Fig. 1 institutes
Show, the concrete scheme that the present embodiment provides is as follows：
When step S101, detecting video playback event, determine whether terminal device meets image quality regularization condition.
With the popularization of terminal device, the situation of user's using terminal equipment viewing video gradually increases, and turns into terminal
The main of equipment realizes one of function.Due to network, the development of hardware performance, the direct using terminal of user in most cases at present
Equipment carries out the search of Internet video, viewing, and the APP such as provided using supplier carries out collection of drama, the video playback of film.
In one embodiment, when detecting video playback event, determine whether terminal device meets image quality regularization condition,
Wherein the video playback event is used to characterize terminal device progress video playback, can be the pressing of the broadcast button of video pictures
Event, can also be list of videos clicks broadcast event, can also be video buffer event etc..When detecting video playback thing
During part, judge whether present terminal equipment meets image quality regularization condition, namely whether need to carry out image quality adjustment.Generally, supply
Business can provide the video resource of a variety of different image quality conditions to adapt to various network bandwidths and user's request, exemplary,
Under identical network bandwidth for transmission environment, the poor video resource of image quality can be with smooth playing, and the video resource that image quality is higher
It is possible that interim card situation.
Determine whether terminal device meets that image quality regularization condition includes：Determine that the present flow rate of the terminal device uses mould
Whether at least one of formula, system load and dump energy meet image quality regularization condition.Wherein, present flow rate use pattern bag
Wifi network connection mode and mobile capaciated flow network pattern are included, system load includes cpu load, memory usage, dump energy
For the dump energy of terminal device battery.
If step S102, meet the image quality regularization condition, it is determined that play the image information of video, foundation is determined
Image information and storage default regulation warehouse determine corresponding to picture adjusting parameter.
In one embodiment, can when the network connection mode for determining terminal device is mobile capaciated flow network pattern
Assert that terminal device meets image quality regularization condition；In one embodiment, when the system load for determining terminal device is higher (such as
Cpu load is more than 80%, when memory usage is more than 80%), can assert that terminal device meets image quality regularization condition；In a reality
Apply in example, when determining that dump energy is less than predetermined threshold value (such as 30%), can assert that terminal device meets image quality regularization condition；
In one embodiment, it can also be that the conditions such as present flow rate use pattern, system load and the dump energy of opposite equip. are entered
Row is combined to judge whether terminal device meets image quality regularization condition.
After determining that terminal device meets image quality regularization condition, the picture letter of the currently playing video of terminal device is determined
Breath, according to picture adjusting parameter corresponding to the default regulation warehouse determination for the image information and storage determined.Specifically, can be with
It is to scene information corresponding to image information progress two field picture identification determination image frame, according to the scene information and deposits
Picture adjusting parameter corresponding to the default regulation warehouse determination of storage；It can also be the picture for determining to play different play times in video
Face information, according to picture corresponding to the image information for the different play times determined and the default regulation warehouse determination of storage
Adjusting parameter.Wherein, the default regulation warehouse can be determined by the usage record of terminal device.The default regulation warehouse record has difference
Image information and each self-corresponding picture adjusting parameter, it is exemplary, it is as shown in table 1 below, wherein in one embodiment, a
The picture for including close shot personage can be referred to, picture b can refer to the indoor picture not comprising personage, and picture c can refer to outdoor close shot
Picture, picture d can refer to distant view picture；In another embodiment, picture a can refer to the picture for including personage x, and picture b can
To refer to the picture for including personage y, picture c can refer to the picture for including personage m, and picture d can refer to the picture for including personage n.
Table 1
| Image information | Image quality |
| Picture a | It is super clear |
| Picture b | High definition |
| Picture c | Commonly |
| Picture d | It is poor |
Wherein, usage record includes at least one of video playback record, search record and user's chat record, foundation
Usage record and machine learning training pattern of terminal device obtain above-mentioned default regulation warehouse, the machine learning training pattern
Can be trained study by great amount of samples by server to obtain, can be learnt by supervised, non-supervisory formula learns, be semi-supervised
Formula learns or intensified learning obtains, and the algorithm used in learning process includes：Regression algorithm, the algorithm of Case-based Reasoning, regularization
Algorithm, decision Tree algorithms, bayesian algorithm, the algorithm based on core, clustering algorithm, association rule algorithm, artificial neural network are calculated
Method, deep learning algorithm and reduction dimension algorithm etc..Specifically, being inputted the usage record as sample, pass through the machine
Learning training model is exported accordingly and corresponding weight.So that user searches for record as an example, 10 search such as be present and remember
Record, this 10 search records are carried out with machine learning with concern event corresponding to obtaining and corresponding weight, such as pay close attention to event and
Corresponding weight can be：Sports star, weight 5；Landscape tour, weight 2；Real Madrid, weight 8；Street corner, weight 1.Accordingly,
Default regulation warehouse can be determined according to the learning outcome, wherein image quality definition corresponding to the higher concern event of weight is higher, closes
Note event is corresponding with the image information for playing video.In one embodiment, pre- after current image information is determined
If carrying out corresponding match query in regulation warehouse, picture adjusting parameter is determined according to image quality corresponding to matching result.Exemplary,
The picture adjusting parameter can be the resolution ratio of corresponding image quality, code check etc..
Step S103, the image quality of the broadcasting video is adjusted according to the picture adjusting parameter.
In one embodiment, after determining frame out adjusting parameter, the adjusting parameter or corresponding adjust instruction can be sent out
Deliver to and provide the video server for playing video to carry out the adjustment of video image quality.Exemplary, video can be transmitted in terminal device
High definition play instruction, when server receives the instruction, will play video and be adjusted to high definition to server.Optionally, this is regarded
Frequency high definition play instruction can be sent by calling image quality preset in video player to adjust interface.
In one embodiment, it can also be the adjustment to video buffer data volume.In video display process, player leads to
Download part video content can be often buffered in advance into the caching of terminal device, so as to avoid the shadow of instantaneous network speed during video playback
Ring and can smooth playing, in the embodiment, while being adjusted according to picture adjusting parameter to the image quality for playing video,
Data buffering amount size can be carried out, buffer the adjustment of duration.Exemplary, after terminal device meets image quality regularization condition, draw
When matter is adjusted to low image quality, shorten amount of buffered data (such as amount of buffered data is arranged to 1M) and buffering duration accordingly (such as
Buffering duration is arranged to 5 seconds), thus avoid amount of buffered data excessive or buffering duration is long and user is not watched to the buffering
The meaningless increase of flow unnecessary consumption and system load caused by amount terminates.Specifically, buffering modification is supported server end
Video playback mode can use and send buffering modification instruction is set to server, to carry out the setting of amount of buffered data modification,
The video playback of modification is not supported for server end, the mode of speed limit, exemplary when terminal device takes Flow Limit, flow
Rate limitation is the 30% of original flow speed, and detects that it is 3 seconds that the time that flow is opened is limited when video buffer starts, when
Detect that buffered video is again turned on data traffic and continues to carry out data buffering in 3 seconds after finishing.
As shown in the above, when video playback, after determining that terminal device meets image quality regularization condition, it is determined that currently
The image information of video is played, the image quality for playing video is adjusted automatically according to the image information, adds image quality adjustment
Flexibility, can when system load is higher, electricity is relatively low or carries out the buffering of video-frequency playing content using mobile data flow
Image quality resolution ratio is reduced to lower system operations treating capacity, dump energy is saved and saves flow, wherein, the adjustment of image quality
Cheng Zhong, picture adjusting parameter is determined according to the regulation warehouse for learning to obtain in advance, record has what user paid close attention in the default regulation warehouse
Content, the corresponding image quality of the attentinal contents is higher, and the content of non-user concern can reduce image quality, thus meet to greatest extent
In the case that user watches demand and experience, the reasonable saving of flow is realized.
Fig. 2 is the flow chart for another video image quality adjustment method that the embodiment of the present application provides, optionally, the foundation
Picture adjusting parameter corresponding to the image information determined and the default regulation warehouse determination of storage includes：To the image information
Carry out two field picture identification and determine scene information corresponding to image frame；It is true according to the scene information and the default regulation warehouse of storage
Picture adjusting parameter corresponding to fixed.As shown in Fig. 2 technical scheme is specific as follows：
Step S201, video playback event is detected.
When step S202, detecting video playback event, judge whether terminal device meets image quality regularization condition, if full
Foot, then step S203 is performed, if be unsatisfactory for, is terminated.
Step S203, the image information of broadcasting video is determined, two field picture identification is carried out to the image information and determines picture
Scene information corresponding to frame.
In one embodiment, after terminal device meets image quality regularization condition, to the present frame in current playing frames
Image information is extracted, identified, exemplary, directly can be carried out by displaying content of the activity components to current layer
It image recognition, can also use after carrying out screenshotss to current picture, the mode of image recognition is carried out to screen interception content.It is optional
, key frame corresponding at also extractable video current playing point carries out two field picture identification.Wherein, the image recognition algorithm used
Based on machine learning, such as convolutional neural networks algorithm, to identify scene information corresponding to currently playing video pictures.
Step S204, according to picture adjusting parameter corresponding to the scene information and the determination of the default regulation warehouse of storage.
Exemplary, the scene information can include close shot and distant view, and the scene comprising personage and inhuman object field scape etc. should
Default regulation warehouse record has picture adjusting parameter corresponding to different scenes information.It is exemplary, when identifying that scene information is remote
Jing Shi, corresponding picture adjusting parameter can be 720P, and when the scene information identified is the scene comprising personage, picture is adjusted
Whole parameter can be to maintain the image quality or preset parameter such as 1080P that user manually sets or player acquiescence uses.
Step S205, the image quality of the broadcasting video is adjusted according to the picture adjusting parameter.
In one embodiment, after determining that terminal device meets image quality regularization condition, when being ready for image quality adjustment,
The frame parameter that the image quality adjusting parameter and current video determined play can be compared, if the picture of picture adjusting parameter
Face definition is higher than the frame parameter that current video plays, then is adjusted without image quality.In one embodiment, when detecting end
When end equipment meets image quality regularization condition, whether the image quality for determining whether currently playing video is default image quality (such as super clear picture
Matter), if it is, determining to play the image information of video, and subsequent step is carried out to carry out image quality adjustment.
In an another embodiment, it is being adjusted to the image quality of the broadcasting video according to the picture adjusting parameter
Afterwards, in addition to：Monitor whether the terminal device meets that image quality recovers condition, if it is, the image quality of the broadcasting video is extensive
Before the multiple adjustment to image quality.Wherein, it can be that terminal device is connected with charging device or internetwork connection mode that the image quality, which recovers condition,
Wireless wifi network connected mode is converted to by mobile data network.
From the foregoing, when terminal device meets image quality regularization condition, it is corresponding if identifying broadcasting pictures for distant view
Reduction resolution ratio, then keep original resolution ratio constant if close shot, or when recognizing scene with a person keep image quality not
Become, image quality reduces during non-scene comprising personage, which thereby enhances image quality when terminal device plays video and adjusts flexibility, makes
The own situation of terminal device is contemplated that when obtaining video playback, suitable different situations carry out image quality, and adaptively adjustment is set to improve terminal
Standby efficiency saves flow consumption.
Fig. 3 is the flow chart for another video image quality adjustment method that the embodiment of the present application provides, optionally, the determination
Playing the image information of video includes：It is determined that play the image information of different play times in video；Accordingly, according to determination
Picture adjusting parameter corresponding to the image information gone out and the default regulation warehouse determination of storage includes：Broadcast according to the difference determined
Put picture adjusting parameter corresponding to the image information at time point and the default regulation warehouse determination of storage.As shown in figure 3, technical side
Case is specific as follows：
Step S301, video playback event is detected；
When step S302, detecting video playback event, judge whether terminal device meets image quality regularization condition, if full
Foot, then step S303 is performed, if be unsatisfactory for, is terminated.
Step S303, the image information of different play times in broadcasting video is determined.
In one embodiment, the node label information of currently playing video, wherein node label information representation can be obtained
The video content of each key node in video display process/redirect node, usually Video service supplier provide, according to should
Node label information determines the image information of different play times, specifically, can be carried out to the word in node label information
Semantics recognition, keyword extraction obtain keyword, the keyword are characterized into image information, exemplary, node label information is
" close plumage heat wine cut Hua Xiong ", it is determined that keyword be " Guan Yu ", " Hua Xiong ".In one embodiment, can be according between preset time
The thumbnail for playing video is obtained every (such as 40 seconds), the picture that image recognition is carried out to the thumbnail to determine the time point is believed
Breath.Specifically, by taking Android operation system as an example, can be realized by preset interface class MediaMetadataRetriever, its
In, it function getFrameAtTime (long timeUs) can be used to obtain the thumbnail of fixed time.
Step S304, determined according to the image information for the different play times determined and the default regulation warehouse of storage
Corresponding picture adjusting parameter.
In one embodiment, preset in regulation warehouse the content that records according to the usage record of user terminal, search record,
Viewing record carries out machine learning determination, learns the different content that user is interested and uninterested or interest-degree is moderate
Corresponding keyword, the keyword and corresponding image quality adjusting parameter are recorded, wherein image quality adjusting parameter is according to phase
User interest degree corresponding to keyword is answered to determine that image quality definition corresponding to the high image quality adjusting parameter of interest-degree is higher, user
Image quality definition corresponding to the low image quality adjusting parameter of interest-degree accordingly reduces.In one embodiment, when carrying out image quality adjustment,
The image quality of the play time is adjusted until next play time, if image quality adjusting parameter is identical, without right
Play video image quality to be adjusted, if it is different, then playing out video image quality according to the image quality adjusting parameter at new time point
Adjustment.
Step S305, the image quality of the broadcasting video is adjusted according to the picture adjusting parameter.
From the foregoing, in terminal device video display process, can adaptively adjusting picture image quality, and adjustment mode according to
Machine learning is carried out according to the use habit to user, record to obtain, and be ensure that the individual demand of user video viewing, is entered simultaneously
The saving of row corresponding terminal device power consumption, flow.
Fig. 4 be the embodiment of the present application provide another video image quality adjustment method flow chart, optionally, it is described according to
Before picture adjusting parameter corresponding to the default regulation warehouse determination for the image information and storage determined, in addition to：It is determined that
The history broadcast information of video is played, the history broadcast information includes the other users viewing broadcasting note for playing video
Record；Accordingly, include according to picture adjusting parameter corresponding to the default regulation warehouse determination for the image information and storage determined：
According to picture adjusting parameter corresponding to the default regulation warehouse determination for image information, history broadcast information and the storage determined.
As shown in figure 4, technical scheme is specific as follows：
When step S401, detecting video playback event, determine whether terminal device meets image quality regularization condition.
If step S402, meet the image quality regularization condition, it is determined that the image information and history for playing video are broadcast
Put information.
In one embodiment, going through for the broadcasting video is further determined that during it is determined that playing video image information
History broadcast information, wherein history broadcast information include the other users viewing broadcasting record for playing video.Wherein, each end
End equipment can record during video is played to the broadcasting of video, such as redirect record, drag and drop record and fast forwarding and fast rewinding note
Record etc., optionally, for redirecting record, the content of record redirects start node, end node including video, for fast
Move back forwarding operation, the content of record includes the start node of fast forwarding and fast rewinding, end node in video, similarly, for drag-and-drop operation,
The content of record includes drag and drop start node, end node in video, wherein each node can be with the reproduction time in video
For mark.Each terminal device can be uploaded to the service for providing the broadcasting video resource after broadcasting is recorded, stored
In device, it can also send into the other terminal devices for equally loading the video.
Step S403, the default regulation warehouse determination pair according to image information, history broadcast information and the storage determined
The picture adjusting parameter answered.
In one embodiment, record, drag and drop record and fast forwarding and fast rewinding record can be redirected according in history broadcast information
Carry out the image quality adjustment of video.It is exemplary, it is assumed that currently playing video when a length of 35 minutes, wherein, history plays record
In other users redirected when playing the video at the 10th minute, jump to the 20th minute, then accordingly at the 10th point
Image quality adjustment is carried out using the corresponding image quality adjusting parameter for reducing image sharpness when clock carries out video buffer, played.
In one embodiment, during the determination of picture adjusting parameter is carried out according to image information, can individually combine
History broadcast information carries out image quality adjustment, specifically, the picture for determining the broadcasting video according to the history broadcast information is adjusted
Whole parameter includes：The picture adjusting parameter of the broadcasting video, institute are determined according to the history broadcast information and preset model
Preset model is stated to train to obtain by machine learning.Wherein, the preset model can be instructed by server by great amount of samples
Practice study to obtain, can be learnt by supervised, the study of non-supervisory formula, semi-supervised learning or intensified learning obtain, in learning process
The algorithm used includes：Regression algorithm, the algorithm of Case-based Reasoning, regularization algorithm, decision Tree algorithms, bayesian algorithm, it is based on
Algorithm, clustering algorithm, association rule algorithm, artificial neural network algorithm, deep learning algorithm and the reduction dimension algorithm of core
Deng.Specifically, using the history broadcast information as input, input into the preset model and broadcast accordingly with what output uniquely determined
Put record, exemplary, history broadcast information redirects record including 10, wherein every redirect record in record redirect starting
Point and end point may it is identical may also be different, the preset model redirects record to this 10 and is learnt, analyzed to assess in advance
Measure maximum probability redirects start node and end node, it is determined that after according to by what this was determined redirect start node
Image quality between end node carries out reduction adjustment.Optionally, picture adjustment ginseng is preferentially carried out according to picture in the embodiment
Several determinations, when frame parameter is defined as keeping original image quality, carried out according further to the history broadcast information for playing video
The determination of image quality adjusting parameter is to carry out image quality adjustment.
Step S404, the image quality of the broadcasting video is adjusted according to the picture adjusting parameter.
From the foregoing, during the video played to terminal device carries out image quality adjustment, the broadcasting video is introduced
The reference quantity that is determined as image quality adjusting parameter of history broadcast information, further perfect image quality Adjusted Option so that image quality
Adjustment mode more hommization, meets user's request.
Fig. 5 be the embodiment of the present application provide another video image quality adjustment method flow chart, optionally, it is described according to
Before picture adjusting parameter corresponding to the default regulation warehouse determination for the image information and storage determined, in addition to：Obtain
Play the comment information of video；Accordingly, according to corresponding to the default regulation warehouse determination for the image information and storage determined
Picture adjusting parameter includes：Corresponding to default regulation warehouse according to image information, comment information and the storage determined determines
Picture adjusting parameter.As shown in figure 5, technical scheme is specific as follows：
When step S501, detecting video playback event, determine whether terminal device meets image quality regularization condition.
If step S502, meet the image quality regularization condition, it is determined that play the image information and comment letter of video
Breath.
In one embodiment, commenting for the broadcasting video is further obtained during it is determined that playing video image information
By information, wherein, comment information can play lower section message, video barrage of video etc., specifically, being operated with android
Exemplified by system, the comment information of currently playing video can be obtained by the comment list interface of video jukebox software, is regarded with Sina
Can be exemplified by frequency：
http://api.t.sina.com.cn/statuses/comments.json。
Step S503, corresponding to the default regulation warehouse according to image information, comment information and the storage determined determines
Picture adjusting parameter.
In one embodiment, during the determination of picture adjusting parameter is carried out according to image information, can individually combine
Comment information carries out image quality adjustment, specifically, comment information is exemplified by video barrage, wherein video barrage is that user should in viewing
The barrage content of real-time typing during video, the content of its barrage are characterizing the essence of current video broadcast nodes video to a certain degree
Color degree, represent that the video highlight degree of currently playing node is higher if video barrage is " classics ", if video barrage is " nothing
The video of currently playing node merely " is then represented accordingly and the story of a play or opera is unimportant or excellent degree is poor, it is excellent when determining
It is corresponding when degree is poor to reduce the image quality for playing video, such as it is reduced to 720P or 480P.Optionally, preferential root in the embodiment
The determination of picture adjusting parameter is carried out according to picture, when frame parameter is defined as keeping original image quality, is regarded according further to broadcasting
The comment information of frequency carries out the determination of image quality adjusting parameter to carry out image quality adjustment.
Step S504, the image quality of the broadcasting video is adjusted according to the picture adjusting parameter.
From the foregoing, during the video played to terminal device carries out image quality adjustment, the broadcasting video is introduced
The reference quantity that is determined as image quality adjusting parameter of comment information, current picture content can be combined to the subjective attitude of user in real time
Carry out image quality adjustment so that the mode of image quality adjustment is more flexible, more efficient.
Fig. 6 is a kind of structured flowchart for video quality adjustment device that the embodiment of the present application provides, and the device is used to perform
The video image quality adjustment method that above-described embodiment provides, possesses the corresponding functional module of execution method and beneficial effect.Such as Fig. 6 institutes
Show, the device specifically includes：Image quality adjustment trigger module 101, image information determining module 102, frame parameter determining module 103
With image quality adjusting module 104, wherein,
Image quality adjusts trigger module 101, during for detecting video playback event, determines whether terminal device meets image quality
Regularization condition；
Image information determining module 102, if for meeting the image quality regularization condition, it is determined that play the picture of video
Information；
Frame parameter determining module 103, for being determined according to the image information and the default regulation warehouse of storage determined
Corresponding picture adjusting parameter；
Image quality adjusting module 104, for being adjusted according to the picture adjusting parameter to the image quality of the broadcasting video.
As shown in the above, can in real time or timing detection terminal is set when this programme is by detecting video playback event
Whether standby current operation conditions meets image quality regularization condition, once detected and met image quality regularization condition, to currently playing
The picture of video is analyzed to determine corresponding picture adjusting parameter, can in real time, dynamic, reasonably to play video picture
Matter is adjusted so that resource utilization of the terminal device when playing video is more reasonable, and running efficiency of system improves.
In a possible embodiment, in addition to：Default regulation warehouse generation module 105, for being determined in the foundation
Before picture adjusting parameter corresponding to the image information gone out and the default regulation warehouse determination of storage, the use according to terminal device
Record and machine learning training pattern obtain default regulation warehouse, and the default regulation warehouse record has different pictures information and each
Self-corresponding picture adjusting parameter, the usage record are included in video playback record, search record and user's chat record
It is at least one.
In a possible embodiment, the frame parameter determining module 103 is specifically used for：The image information is entered
The identification of row two field picture determines scene information corresponding to image frame；Determined according to the scene information and the default regulation warehouse of storage
Corresponding picture adjusting parameter.
In a possible embodiment, the image information determining module 102 is specifically used for：
It is determined that play the image information of different play times in video；
The frame parameter determining module 103 is specifically used for：
Corresponding draw is determined according to the image information for the different play times determined and the default regulation warehouse of storage
Face adjusting parameter.
In a possible embodiment, the image quality adjustment trigger module 101 is specifically used for：
Whether determine at least one of present flow rate use pattern, system load and dump energy of the terminal device
Meet image quality regularization condition.
In a possible embodiment, the image information determining module 102 is additionally operable to：
Picture adjusting parameter corresponding to the image information determined in the foundation and the default regulation warehouse determination of storage
Before, it is determined that playing the history broadcast information of video, the history broadcast information includes other users and watches the broadcasting video
Broadcasting record；
The frame parameter determining module 103 is specifically used for：
Adjusted according to picture corresponding to the default regulation warehouse determination for image information, history broadcast information and the storage determined
Whole parameter.
In a possible embodiment, the image information determining module 102 is additionally operable to：
Picture adjusting parameter corresponding to the image information determined in the foundation and the default regulation warehouse determination of storage
Before, in addition to：Obtain the comment information for playing video；
The frame parameter determining module 103 is specifically used for：
According to picture adjustment ginseng corresponding to the default regulation warehouse determination for image information, comment information and the storage determined
Number.
The present embodiment provides a kind of terminal device on the basis of the various embodiments described above, and Fig. 7 is that the embodiment of the present application carries
The structural representation of a kind of terminal device supplied, as shown in fig. 7, the terminal device 200 includes：Memory 201, processor
(Central Processing Unit, CPU) 202, Peripheral Interface 203, RF (Radio Frequency, radio frequency) circuit 205,
Voicefrequency circuit 206, loudspeaker 211, power management chip 208, input/output (I/O) subsystem 209, touch-screen 212, other
Input/control devices 210 and outside port 204, these parts are led to by one or more communication bus or signal wire 207
Letter.
It should be understood that graphic terminal 200 is only an example of terminal device, and terminal device 200
Can have than more or less parts shown in figure, can combine two or more parts, or can be with
Configured with different parts.Various parts shown in figure can be including one or more signal transactings and/or special
Hardware, software including integrated circuit are realized in the combination of hardware and software.
The terminal device for being used to open the rights management of application more that the present embodiment provides is described in detail below, should
Terminal device is by taking smart mobile phone as an example.
Memory 201, the memory 201 can be accessed by CPU202, Peripheral Interface 203 etc., and the memory 201 can
Including high-speed random access memory, can also include nonvolatile memory, such as one or more disk memories,
Flush memory device or other volatile solid-state parts.
The input of equipment and output peripheral hardware can be connected to CPU202 and deposited by Peripheral Interface 203, the Peripheral Interface 203
Reservoir 201.
I/O subsystems 209, the I/O subsystems 209 can be by the input/output peripherals in equipment, such as touch-screen 212
With other input/control devicess 210, Peripheral Interface 203 is connected to.I/O subsystems 209 can include the He of display controller 2091
For controlling one or more input controllers 2092 of other input/control devicess 210.Wherein, one or more input controls
Device 2092 processed receives electric signal from other input/control devicess 210 or sends electric signal to other input/control devicess 210,
Other input/control devicess 210 can include physical button (pressing button, rocker buttons etc.), dial, slide switch, behaviour
Vertical pole, click on roller.What deserves to be explained is input controller 2092 can with it is following any one be connected：Keyboard, infrared port,
The instruction equipment of USB interface and such as mouse.
Touch-screen 212, the touch-screen 212 are the input interface and output interface between user terminal and user, can
It can include figure, text, icon, video etc. to user, visual output depending on output display.
Display controller 2091 in I/O subsystems 209 receives electric signal from touch-screen 212 or sent out to touch-screen 212
Electric signals.Touch-screen 212 detects the contact on touch-screen, and the contact detected is converted to and shown by display controller 2091
The interaction of user interface object on touch-screen 212, that is, realize man-machine interaction, the user interface being shown on touch-screen 212
Icon that object can be the icon of running game, be networked to corresponding network etc..What deserves to be explained is equipment can also include light
Mouse, light mouse is not show the touch sensitive surface visually exported, or the extension of the touch sensitive surface formed by touch-screen.
RF circuits 205, it is mainly used in establishing the communication of mobile phone and wireless network (i.e. network side), realizes mobile phone and wireless network
The data receiver of network and transmission.Such as transmitting-receiving short message, Email etc..Specifically, RF circuits 205 receive and send RF letters
Number, RF signals are also referred to as electromagnetic signal, and RF circuits 205 convert electrical signals to electromagnetic signal or electromagnetic signal is converted into telecommunications
Number, and communicated by the electromagnetic signal with communication network and other equipment.RF circuits 205 can include being used to perform
The known circuit of these functions, it includes but is not limited to antenna system, RF transceivers, one or more amplifiers, tuner, one
Individual or multiple oscillators, digital signal processor, CODEC (COder-DECoder, coder) chipset, user identify mould
Block (Subscriber Identity Module, SIM) etc..
Voicefrequency circuit 206, it is mainly used in receiving voice data from Peripheral Interface 203, the voice data is converted into telecommunications
Number, and the electric signal is sent to loudspeaker 211.
Loudspeaker 211, for the voice signal for receiving mobile phone from wireless network by RF circuits 205, it is reduced to sound
And play the sound to user.
Power management chip 208, the hardware for being connected by CPU202, I/O subsystem and Peripheral Interface are powered
And power management.
The executable present invention of the video quality adjustment device and terminal device of the terminal device provided in above-described embodiment appoints
The video image quality adjustment method of terminal device that meaning embodiment is provided, possess and perform the corresponding functional module of this method and beneficial
Effect.Not ins and outs of detailed description in the above-described embodiments, reference can be made to the terminal that any embodiment of the present invention is provided is set
Standby video image quality adjustment method.
The embodiment of the present application also provides a kind of storage medium for including terminal device executable instruction, and the terminal device can
Execute instruction is used to perform a kind of video image quality adjustment method when by terminal device computing device, and this method includes：
When detecting video playback event, determine whether terminal device meets image quality regularization condition；
If meet the image quality regularization condition, it is determined that play the image information of video；
According to picture adjusting parameter corresponding to the default regulation warehouse determination for the image information and storage determined, according to institute
Picture adjusting parameter is stated to be adjusted the image quality of the broadcasting video.
In a possible embodiment, the image information and the default regulation warehouse of storage determined in the foundation are true
Before picture adjusting parameter corresponding to fixed, in addition to：
Usage record and machine learning training pattern according to terminal device obtain default regulation warehouse, the default regulation
Storehouse record has different pictures information and an each self-corresponding picture adjusting parameter, the usage record include video playback record,
At least one of search record and user's chat record.
In a possible embodiment, the image information and the default regulation warehouse of storage that the foundation is determined determine
Corresponding picture adjusting parameter includes：
Two field picture identification is carried out to the image information and determines scene information corresponding to image frame；
According to picture adjusting parameter corresponding to the scene information and the determination of the default regulation warehouse of storage.
In a possible embodiment, the image information for determining to play video includes：
It is determined that play the image information of different play times in video；
Accordingly, according to picture adjusting parameter corresponding to the default regulation warehouse determination for the image information and storage determined
Including：
Corresponding draw is determined according to the image information for the different play times determined and the default regulation warehouse of storage
Face adjusting parameter.
In a possible embodiment, whether the determination terminal device meets that image quality regularization condition includes：
Whether determine at least one of present flow rate use pattern, system load and dump energy of the terminal device
Meet image quality regularization condition.
In a possible embodiment, the image information and the default regulation warehouse of storage determined in the foundation are true
Before picture adjusting parameter corresponding to fixed, in addition to：
It is determined that playing the history broadcast information of video, the history broadcast information includes the other users viewing broadcasting and regarded
The broadcasting record of frequency；
Accordingly, according to picture adjusting parameter corresponding to the default regulation warehouse determination for the image information and storage determined
Including：
Adjusted according to picture corresponding to the default regulation warehouse determination for image information, history broadcast information and the storage determined
Whole parameter.
In a possible embodiment, the image information and the default regulation warehouse of storage determined in the foundation are true
Before picture adjusting parameter corresponding to fixed, in addition to：
Obtain the comment information for playing video；
Accordingly, according to picture adjusting parameter corresponding to the default regulation warehouse determination for the image information and storage determined
Including：
According to picture adjustment ginseng corresponding to the default regulation warehouse determination for image information, comment information and the storage determined
Number.
Storage medium --- any various types of memory devices or storage device.Term " storage medium " is intended to wrap
Include：Install medium, such as CD-ROM, floppy disk or magnetic tape equipment；Computer system memory or random access memory, such as
DRAM, DDR RAM, SRAM, EDO RAM, blue Bath (Rambus) RAM etc.；Nonvolatile memory, such as flash memory, magnetizing mediums
(such as hard disk or optical storage)；Memory component of register or other similar types etc..Storage medium can also include other
The memory of type or its combination.In addition, storage medium can be located at program in the first computer system being wherein performed,
Or can be located in different second computer systems, second computer system is connected to the by network (such as internet)
One computer system.Second computer system can provide programmed instruction and be used to perform to the first computer." storage is situated between term
Matter " can include may reside within diverse location two of (such as in different computer systems by network connection) or
More storage mediums.Storage medium can store the programmed instruction that can be performed by one or more processors and (such as implement
For computer program).
Certainly, a kind of storage medium for including computer executable instructions that the embodiment of the present application is provided, its computer
The video image quality adjustment method operation that executable instruction is not limited to the described above, can also carry out any embodiment of the present invention and is carried
Associative operation in the video image quality adjustment method of confession.
Pay attention to, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious changes,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although being carried out by above example to the present invention
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
Other more equivalent embodiments can be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
- A kind of 1. video image quality adjustment method, it is characterised in that including：When detecting video playback event, determine whether terminal device meets image quality regularization condition；If meet the image quality regularization condition, it is determined that play the image information of video；According to picture adjusting parameter corresponding to the default regulation warehouse determination for the image information and storage determined, according to the picture Face adjusting parameter is adjusted to the image quality of the broadcasting video.
- 2. according to the method for claim 1, it is characterised in that the image information determined in the foundation and storage Before picture adjusting parameter corresponding to default regulation warehouse determination, in addition to：Usage record and machine learning training pattern according to terminal device obtain default regulation warehouse, the default regulation warehouse note Record has different pictures information and each self-corresponding picture adjusting parameter, and the usage record includes video playback record, search At least one of record and user's chat record.
- 3. according to the method for claim 2, it is characterised in that image information that the foundation is determined and storage it is pre- If picture adjusting parameter corresponding to regulation warehouse determination includes：Two field picture identification is carried out to the image information and determines scene information corresponding to image frame；According to picture adjusting parameter corresponding to the scene information and the determination of the default regulation warehouse of storage.
- 4. according to the method for claim 2, it is characterised in that the image information for determining to play video includes：It is determined that play the image information of different play times in video；Accordingly, according to picture adjusting parameter bag corresponding to the default regulation warehouse determination for the image information and storage determined Include：Adjusted according to picture corresponding to the image information for the different play times determined and the default regulation warehouse determination of storage Whole parameter.
- 5. according to the method any one of claim 1-4, it is characterised in that whether the determination terminal device meets picture Matter regularization condition includes：Determine whether at least one of present flow rate use pattern, system load and dump energy of the terminal device meet Image quality regularization condition.
- 6. according to the method any one of claim 1-4, it is characterised in that in the image information that the foundation is determined And before picture adjusting parameter corresponding to the default regulation warehouse determination of storage, in addition to：It is determined that playing the history broadcast information of video, the history broadcast information includes the other users viewing broadcasting video Play record；Accordingly, according to picture adjusting parameter bag corresponding to the default regulation warehouse determination for the image information and storage determined Include：According to picture adjustment ginseng corresponding to the default regulation warehouse determination for image information, history broadcast information and the storage determined Number.
- 7. according to the method any one of claim 1-4, it is characterised in that in the image information that the foundation is determined And before picture adjusting parameter corresponding to the default regulation warehouse determination of storage, in addition to：Obtain the comment information for playing video；Accordingly, according to picture adjusting parameter bag corresponding to the default regulation warehouse determination for the image information and storage determined Include：According to picture adjusting parameter corresponding to the default regulation warehouse determination for image information, comment information and the storage determined.
- A kind of 8. video quality adjustment device, it is characterised in that including：Image quality adjusts trigger module, during for detecting video playback event, determines whether terminal device meets that image quality adjusts bar Part；Image information determining module, if for meeting the image quality regularization condition, it is determined that play the image information of video；Frame parameter determining module, for determining corresponding draw according to the image information and the default regulation warehouse of storage determined Face adjusting parameter；Image quality adjusting module, for being adjusted according to the picture adjusting parameter to the image quality of the broadcasting video.
- 9. a kind of terminal device, including：Processor, memory and storage are on a memory and the meter that can run on a processor Calculation machine program, it is characterised in that realized described in the computing device during computer program such as any one of claim 1-7 institutes The video image quality adjustment method stated.
- A kind of 10. storage medium for including terminal device executable instruction, it is characterised in that the terminal device executable instruction As video image quality adjustment method during terminal device computing device for execution as any one of claim 1-7.
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| CN112887759A (en) * | 2021-01-22 | 2021-06-01 | Oppo广东移动通信有限公司 | Signal processing method and device of smart television, smart television and storage medium |
| CN113703904A (en) * | 2021-10-26 | 2021-11-26 | 杭州子默网络科技有限公司 | Method and system for improving character definition through cloud computer and readable storage medium |
| CN114554284A (en) * | 2022-02-22 | 2022-05-27 | 网易（杭州）网络有限公司 | Image quality information processing method, image quality information processing device, computer equipment and storage medium |
| CN114554284B (en) * | 2022-02-22 | 2023-08-11 | 网易（杭州）网络有限公司 | Image quality information processing method, image quality information processing device, computer equipment and storage medium |
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