CN109922366A - A kind of device parameter method of adjustment, device, equipment and medium - Google Patents
A kind of device parameter method of adjustment, device, equipment and medium Download PDFInfo
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Abstract
The embodiment of the invention discloses a kind of device parameter method of adjustment, device, equipment and storage mediums, which comprises obtains the true resolution of currently playing video；The initial output resolution ratio for obtaining video playback apparatus matches true resolution with initial output resolution ratio when initial output resolution ratio is not less than preset resolution threshold；If true resolution is less than initial output resolution ratio, initial output resolution ratio is adjusted to target output resolution ratio, to start the default additional function of video playback apparatus, wherein the value of target output resolution ratio is not more than the value of true resolution.Method provided in an embodiment of the present invention passes through in user setting high definition output resolution ratio, and currently playing video be non-high definition resolution video when, adjust the value of video playback apparatus output resolution ratio, it realizes in the high output resolution ratio of user setting but when video resource is non-high-resolution asset, additional function can be used, and then improve user experience.
Description
Technical field
The present embodiments relate to playback equipment technical field more particularly to a kind of device parameter method of adjustment, device, set
Standby and medium.
Background technique
With the development of DTV, the video program of higher resolution is following, has had already appeared 4K resolution at present
Rate (i.e. 3840 × 2160 pixel resolution or 4096 × 2160 pixel resolution) or even 8K resolution ratio (i.e. 7680 ×
4320 pixel resolution) program.In order to which the display effect of 4K and the above resolution video is preferably presented, need user will
The video output of TV is set as corresponding resolution ratio.But due to 4K and the above resolution ratio to the resource occupation of system also at
Increase again, so causing other to occupy the additional function of live streaming resources, for example programming predictions play, picture-in-picture, can not normally make
With.In the prior art, in order to guarantee most of system resource be given to 4K and the above resolution video decoding and output display, with
Family is provided with after corresponding high-resolution, the additional function shielding of live streaming resource will be just occupied, only when user has restored low
After resolution ratio, the use of these additional functions could be restored.
And in fact, 4K and the above resolution ratio resource are less at present, most video resources are also non-4K or more points
The video of resolution, so user's major part usage scenario is still and uses and watch in low resolution.It can be seen that working as user
When provided with high output resolution ratio, often exists and play low-resolution video and the non-serviceable situation of additional function, cause
Poor user experience.
Summary of the invention
The embodiment of the invention provides a kind of device parameter method of adjustment, device, equipment and media, are set with realizing in user
When to set high output resolution ratio but video resource be non-high-resolution asset, additional function be can be used, and then improve user experience.
In a first aspect, the embodiment of the invention provides a kind of device parameter methods of adjustment, comprising:
Obtain the true resolution of currently playing video；
The initial output resolution ratio for obtaining video playback apparatus is not less than preset resolution in the initial output resolution ratio
When rate threshold value, the true resolution is matched with the initial output resolution ratio；
If the true resolution is less than the initial output resolution ratio, the initial output resolution ratio is adjusted to mesh
Output resolution ratio is marked, to start the default additional function of the video playback apparatus, wherein the value of the target output resolution ratio
No more than the value of the true resolution.
Second aspect, the embodiment of the invention also provides a kind of device parameters to adjust device, comprising:
True resolution obtains module, for obtaining the true resolution of currently playing video；
Resolution match module, for obtaining the initial output resolution ratio of video playback apparatus, in the initial output point
When resolution is not less than preset resolution threshold, the true resolution is matched with the initial output resolution ratio；
Resolution adjustment module will be described first if being less than the initial output resolution ratio for the true resolution
Beginning output resolution ratio is adjusted to target output resolution ratio, to start the default playing function of the video playback apparatus, wherein institute
The value for stating target output resolution ratio is equal to the value of the true resolution.
The third aspect, the embodiment of the invention also provides a kind of equipment, the equipment includes:
One or more processors；
Storage device, for storing one or more programs；
When one or more of programs are executed by one or more of processors, so that one or more of processing
Device realizes such as device parameter method of adjustment provided by any embodiment of the invention.
Fourth aspect, the embodiment of the invention also provides a kind of computer readable storage mediums, are stored thereon with computer
Program realizes such as device parameter method of adjustment provided by any embodiment of the invention when the program is executed by processor.
The true resolution that the embodiment of the present invention passes through the currently playing video of acquisition；Obtain the initial defeated of video playback apparatus
Resolution ratio out, the initial output resolution ratio be not less than preset resolution threshold when, by the true resolution with it is described
Initial output resolution ratio is matched；It, will be described initial defeated if the true resolution is less than the initial output resolution ratio
Resolution adjustment is target output resolution ratio out, to start the default additional function of the video playback apparatus, wherein the mesh
The value for marking output resolution ratio is not more than the value of the true resolution, realizes in the high output resolution ratio of user setting but video money
When source is non-high-resolution asset, additional function be can be used, and then improve user experience.
Detailed description of the invention
Fig. 1 is a kind of flow chart of device parameter method of adjustment provided by the embodiment of the present invention one；
Fig. 2 a is a kind of flow chart of device parameter method of adjustment provided by the embodiment of the present invention two；
Fig. 2 b is a kind of output resolution ratio Adaptable System based on DTV provided by the embodiment of the present invention two
Structural schematic diagram；
Fig. 2 c is the flow chart of another device parameter method of adjustment provided by the embodiment of the present invention two；
Fig. 3 is a kind of structural schematic diagram of device parameter adjustment device provided by the embodiment of the present invention three；
Fig. 4 is the structural schematic diagram of equipment provided by the embodiment of the present invention four.
Specific 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 only for explaining the present invention rather than limiting the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
Embodiment one
Fig. 1 is a kind of flow chart of device parameter method of adjustment provided by the embodiment of the present invention one.The present embodiment can fit
Situation when for the adjustment of picture output device parameter is particularly suitable for when the output resolution ratio of user setting equipment being high score
Situation when resolution.This method can adjust device by device parameter and execute, and device parameter adjustment device can use software
And/or the mode of hardware is realized, for example, device parameter adjustment device is configured in equipment (such as video playback apparatus).Such as
Shown in Fig. 1, this method is specifically included:
S110, the true resolution for obtaining currently playing video.
In the present embodiment, after in order to solve the high output resolution ratio of user setting in the prior art, other occupy live streaming
The not available technical problem of the additional function of resource, by opening resolution ratio Adaptable System, when detecting that video resolution is
When the high output resolution ratio of non-setting, output resolution ratio is switched to current video resolution ratio automatically, has reached and has been used in user
In the process, if the current video of viewing is low-resolution video, other additional function for occupying live streaming resource still can be used
The effect of energy.
Optionally, when monitoring video playing instruction or video switching command, the reality point of currently playing video is obtained
Resolution.In the present embodiment, video playing instruction or the monitoring of video switching command can be carried out by preset monitored interface.
In the present embodiment, the true resolution for obtaining currently playing video can be joined by the broadcasting of currently playing video
Number obtains, and the true resolution of currently playing video can also be determined by the broadcasting pictures of currently playing video.
In one embodiment of the invention, the true resolution for obtaining currently playing video, comprising:
The single frames broadcast event of currently playing video is obtained by presetting notification interface, and according to the single frames broadcast event
Determine the true resolution of the currently playing video.
Optionally, the single frames broadcast event that currently playing video can be intercepted and captured by presetting notification interface, broadcasts according to single frames
Put the true resolution that the single frames frame parameter for including in the time determines currently playing video.It is understood that detecting
When video playing instruction or video switching command, an at least frame list for currently playing video can be intercepted and captured by presetting notification interface
Frame broadcast event determines the single frames frame parameter of current single frames broadcast event for each frame single frames broadcast event.Optionally,
The first frame event of currently playing video can be intercepted and captured by presetting notification interface.
In one embodiment of the invention, described that the currently playing video is determined according to the single frames broadcast event
True resolution, comprising:
The single frames broadcast event is parsed, obtains the corresponding single frames picture of the single frames broadcast event in level side
To horizontal resolution and vertical direction on vertical resolution ratio, and it is true according to the horizontal resolution and the vertical resolution ratio
The fixed true resolution.
In the present embodiment, for each frame single frames broadcast event of intercepting and capturing, which is parsed, is obtained single
The corresponding single-frame images of frame event with the resolution ratio on vertical direction, finally determines the single frames picture intercepted and captured in the horizontal direction
Resolution ratio, and using determining resolution ratio as the true resolution of currently playing video.
Illustratively, if in the single frames broadcast event intercepted and captured, the horizontal resolution of the single frames picture of acquisition is 1024, vertically
Resolution ratio is 768, then the resolution ratio of the single frames picture is 1024 × 768, and then determines the true resolution of currently playing video
It is 1024 × 768.
S120, the initial output resolution ratio for obtaining video playback apparatus, in the initial output resolution ratio not less than default
Resolution threshold when, the true resolution is matched with the initial output resolution ratio.
In the present embodiment, the initial output resolution ratio of video playback apparatus can be the output resolution ratio of user setting,
When the not set output resolution ratio of user, the initial output resolution ratio of video playback apparatus is that video playback apparatus is defaulted when dispatching from the factory
The output resolution ratio of setting.
Optionally, after the true resolution for obtaining currently playing video, the initial output for obtaining video playback apparatus is differentiated
Rate, and judge whether the initial output resolution ratio is high-resolution, when initial output resolution ratio is not less than preset resolution ratio threshold
When value, determines that the initial output is distinguished as high-resolution, open output resolution ratio adaptation function.In a kind of implementation of the invention
In mode, the preset resolution threshold is 3840 × 2160 and/or 4096 × 2160.Currently, resolution ratio is 4K or more
Video resource it is less, therefore, preset resolution threshold can be set to 4K resolution ratio (3840 × 2160 or 4096 ×
2160), but with the development of technology, preset resolution threshold can be set to higher resolution ratio.
In one embodiment of the invention, the initial output resolution ratio for obtaining video playback apparatus, comprising: logical
It crosses and resolution ratio is called to obtain the initial output resolution ratio that interface obtains video playback apparatus.It optionally, can be default by calling
Resolution ratio obtain interface obtain video playback apparatus initial output resolution ratio.
In the present embodiment, to the true resolution for obtaining currently playing video and the output for judging video playback apparatus point
The step of whether resolution is high-resolution is without limiting.The reality of the currently playing video of acquisition in S110 can be first carried out
The operation of resolution ratio, whether the output resolution ratio for judging video playback apparatus then executed in S120 is high-resolution behaviour
Make；Can also first carry out whether the output resolution ratio for judging video playback apparatus in S120 is high-resolution operation, then
Execute the operation of the true resolution of the currently playing video of acquisition in S110.
When the initial output resolution ratio of video playback apparatus be not less than preset resolution threshold when, by true resolution with
Whether initial output resolution ratio is matched, initial with video playback apparatus with the true resolution of the currently playing video of determination
Output resolution ratio is identical.Illustratively, when the initial output resolution ratio of video playback apparatus is 4096 × 2160, and preset point
When resolution threshold value is 4096 × 2160, show the high output resolution ratio of user setting, then by true resolution and initial output point
Whether resolution matches, be high output resolution ratio video with the currently playing video of determination.
If S130, the true resolution are less than the initial output resolution ratio, by the initial output resolution ratio tune
Whole is target output resolution ratio, to start the default additional function of the video playback apparatus.
In the present embodiment, when true resolution is less than initial output resolution ratio, it is high for indicating currently playing video not
Output resolution ratio video, i.e., the video resource of currently playing video will not influence other to the resource occupation of video playback apparatus and account for
With the additional function of live streaming resource, then the initial output resolution ratio of video playback apparatus can be adjusted, so that video is broadcast
The default additional function for putting equipment being capable of normal use.It in the present embodiment, can be by the initial output point of video playback apparatus
Resolution is adjusted to target output resolution ratio, to start the default additional function of video playback apparatus, wherein the target output point
The value of resolution is not more than the value of the true resolution.
Preferably, the value of target output resolution ratio is equal to the value of true resolution.By the initial output of video playback apparatus
Resolution adjustment is the target output resolution ratio equal with true resolution, can guarantee not influencing video playing clarity
In the case of, realize the use of other default additional functions of video playback apparatus.Optionally, the default additional function includes program
Predict at least one of playing function and picture-in-picture function.
When true resolution is not less than initial output resolution ratio, indicate currently playing video for high output resolution ratio view
Frequently, the video resource of currently playing video influences whether that other occupy the attached of live streaming resource to the resource occupation of video playback apparatus
Add function, then the initial output resolution ratio of video playback apparatus is not adjusted.
In the present embodiment, the output resolution ratio of current video playback equipment is switched to the reality point of currently playing video
Switching when resolution is the switching belonged in the adaptive situation of resolution ratio, does not interfere with next TV resolution and adaptively determines
The judging result of module.After being 4K such as user setting TV resolution, discovery video is differentiated after user carries out cutting platform operation
Rate is 1080P50HZ, i.e. triggering TV resolution setup module is set as 1080P50HZ；But when user cuts platform next time, only
User is wanted not remove setting TV resolution actively, then the TV resolution knows the TV resolution of module acquisition still
It is 4K.
The true resolution that the embodiment of the present invention passes through the currently playing video of acquisition；Obtain the initial defeated of video playback apparatus
Resolution ratio out, the initial output resolution ratio be not less than preset resolution threshold when, by the true resolution with it is described
Initial output resolution ratio is matched；It, will be described initial defeated if the true resolution is less than the initial output resolution ratio
Resolution adjustment is target output resolution ratio out, to start the default additional function of the video playback apparatus, wherein the mesh
The value for marking output resolution ratio is not more than the value of the true resolution, realizes in the high output resolution ratio of user setting but video money
When source is non-high-resolution asset, additional function be can be used, and then improve user experience.
On the basis of above scheme, after the initial output resolution ratio is adjusted to target output resolution ratio, also
It include: to restore the target output resolution ratio to the initial output resolution ratio when detecting video handover event.
In the present embodiment, after opening video playback apparatus output resolution ratio adaptation function, detecting that video cuts
When changing event, the target output resolution ratio of video playback apparatus is reverted into initial output resolution ratio, further avoids video
The adjustment for the output resolution ratio that playback equipment is carried out by currently playing video changes other results of broadcast for playing video.For example,
When the initial output resolution ratio of video playback apparatus is 3840 × 2160, the true resolution of currently playing video is 1920 ×
When 1080, in order to open other additional functions of video playback apparatus, the output resolution ratio of video playback apparatus is adjusted to
1920 × 1080, when user needs to watch other video resources, carries out video switching, need the output of video playback apparatus
Resolution ratio recalls to 3840 × 2160, so that when the resolution ratio of other video resources is 3840 × 2160, video playback apparatus energy
It is enough to be played out with 3840 × 2160 resolution ratio.
Embodiment two
Fig. 2 a is a kind of flow chart of device parameter method of adjustment provided by the embodiment of the present invention two.The present embodiment is upper
On the basis of stating embodiment, a kind of preferred embodiment is provided.Optionally, device parameter method of adjustment provided by the present embodiment
It can be executed by the output resolution ratio Adaptable System based on DTV.Fig. 2 b is one kind provided by the embodiment of the present invention two
The structural schematic diagram of output resolution ratio Adaptable System based on DTV as shown in Figure 2 b should be based on the defeated of DTV
Resolution ratio Adaptable System includes that video head frame interception module 210, video resolution know that module 220, TV resolution obtain out
Know the adaptive determination module 240 of module 230, TV resolution, resolution ratio similarities and differences determination module 250 and TV resolution setting mould
Block 260.
Wherein, video head frame interception module 210 is cut platform operation for monitoring users, when video starts to play, be will be fed into
First video frame of Video Decoder is carried the information such as wide height, the frame per second of video and is sent out in the form of event.Video
Resolution ratio knows module 220, the video that the video head frame event for sending out the video head frame interception module carries
Wide height, the information such as frame per second analyzed, obtain the current resolution of video.TV resolution knows module 230, for knowing
The current television resolution ratio of user setting, if user is not set, the TV point of default setting when what is obtained is system factory
Resolution.The adaptive determination module 240 of TV resolution, for knowing that the TV that module is known is differentiated according to the TV resolution
Rate judges whether it is 4K or the above resolution ratio, if it is not, then terminating judgement；If so, sending result to the resolution ratio similarities and differences
Determination module.Resolution ratio similarities and differences determination module 250, for judge current video true resolution whether with current television be arranged
Resolution ratio it is identical.If so, terminating judgement, do not operate；If it is not, then sending result to the TV resolution setting mould
Block.TV resolution setup module 260, for the resolution ratio of current television to be switched to the true resolution of current video, but
Current switching is the switching belonged in the adaptive situation of resolution ratio, does not interfere with the adaptive determination module of next TV resolution
Judging result.After being 4K such as user setting TV resolution, discovery video resolution is after user carries out cutting platform operation
1080P50HZ, i.e. triggering TV resolution setup module are set as 1080P50HZ；But when user cuts platform next time, as long as with
Setting TV resolution is not removed at family actively, then the TV resolution that the TV resolution knows that module obtains is still
4K。
As shown in Figure 2 a, which comprises
S210, the first frame event for intercepting and capturing current video.
In general, usually can be according to master chip Software Development Kit (Software Development Kit, SDK)
The notification interface of offer knows first frame event.
S220, divided according to information, the reality for obtaining current video such as wide height of the video for including in first frame event, frame per second
Resolution.
It is returned in the data packet come according to first frame event, obtains the information such as wide height, the frame per second of video, believed according to these
Breath, obtains the true resolution of current video.
S230, judge whether user is provided with TV resolution as 4K or more.
By obtain current television setting output resolution ratio, judge user whether be arranged TV resolution for 4K or with
On, if so, jumping to S240；If it is not, then jumping to S260, Switch Video operation next time is waited, is restarted.
S240, judge whether the true resolution of current video is identical as the resolution ratio of current television setting.
Judge whether the true resolution of current video is identical as the resolution ratio of current television setting, if so, showing to work as
Preceding video is high-resolution video, jumps to S260, waits Switch Video operation next time, restarts；If it is not, then showing to work as
Preceding video is not high-resolution video, jumps to S250.
S250, the true resolution that the resolution ratio of current television is switched to current video.
If the resolution ratio of current television is different from the true resolution of current video, the resolution ratio of current television is switched
For the true resolution of current video, it is equivalent to the practical resolution that automatic side user setting TV resolution is current video
Rate.If current video resolution ratio is 1080P50HZ, and the resolution ratio of TV setting is 4K, then is switched to the resolution ratio of TV
1080P50HZ, under this resolution ratio, user can restore to occupy the additional function that resource is broadcast live using other, for example program is pre-
Survey broadcasting, picture-in-picture.And S260 is entered, wait Switch Video operation next time.
S260, Switch Video operation next time is waited.
Switch Video operation next time is waited, when detecting video handover operation, re-execute the steps S210.
Fig. 2 c is the flow chart of another device parameter method of adjustment provided by the embodiment of the present invention two.Such as Fig. 2 c institute
Show, which comprises
S301, user carry out cutting platform operation.
The information such as S302, wide height, the frame per second provided according to the first frame event of current video, obtain the reality of current video
Resolution ratio is 1080P50HZ.
After video playing, according to the high information of width for the video that the first frame event of current video provides, determine current
The true resolution of video.If the video width that first frame event provides is 1920, a height of 1080, when frequency is 50HZ, determination is worked as
The true resolution of preceding video is 1080P50HZ.
S303, be arranged according to system in resolution ratio setting value, judge to obtain user setting TV resolution as 4K.
The resolution ratio setting value in system setting is obtained by calling interface, if the resolution ratio setting value in system setting is
4096 × 2160, then judge user setting TV resolution for 4K.
S304, current television resolution ratio is switched to 1080P50HZ.
True resolution is less than the TV resolution of user setting, then current television resolution ratio is switched to true resolution
108050HZ。
S305, user can carry out occupying the use of the additional function of live streaming resource.
After current television resolution ratio is switched to 1080P50HZ, user can carry out the use of additional function, as program is pre-
Survey the use of the functions such as broadcasting, picture-in-picture.
S306, user carry out cutting platform operation again.
After user watches current video for a period of time, carry out cutting platform operation again.
The information such as S307, wide height, the frame per second provided according to the first frame event of current video, obtain the reality of current video
Resolution ratio is 4K.
According to the first frame event of the video switched, determine that the true resolution of switched current video is 4K.
S308, be arranged according to system in resolution ratio setting value, judgement show that user setting TV resolution is still
4K。
According to system be arranged in resolution ratio setting value, determine that user setting TV resolution is still 4K.
S309, current television resolution ratio is switched back into 4K.
It is then 4K in the true resolution of video, when the TV resolution of user setting is also 4K, by the resolution ratio of TV
Switch back into 4K.
S310, user not can be carried out the use for occupying the additional function of live streaming resource at this time.
When TV resolution is high-resolution 4K, user cannot use the additional function for occupying live streaming resource.
Embodiment three
Fig. 3 is a kind of structural schematic diagram of device parameter adjustment device provided by the embodiment of the present invention three.Equipment ginseng
Number adjustment device can be realized by the way of software and/or hardware, such as device parameter adjustment device can be configured at and set
In standby, as shown in figure 3, described device includes: that true resolution obtains module 310, resolution match module 320 and resolution ratio tune
Mould preparation block 330, in which:
True resolution obtains module 310, for obtaining the true resolution of currently playing video；
Resolution match module 320, for obtaining the initial output resolution ratio of video playback apparatus, in the initial output
When resolution ratio is not less than preset resolution threshold, the true resolution is matched with the initial output resolution ratio；
Resolution adjustment module 330 will be described if being less than the initial output resolution ratio for the true resolution
Initial output resolution ratio is adjusted to target output resolution ratio, to start the default playing function of the video playback apparatus, wherein
The value of the target output resolution ratio is equal to the value of the true resolution.
The embodiment of the present invention obtains the true resolution that module obtains currently playing video by true resolution；Resolution ratio
Matching module obtains the initial output resolution ratio of video playback apparatus, is not less than preset resolution in the initial output resolution ratio
When rate threshold value, the true resolution is matched with the initial output resolution ratio；Resolution adjustment module is in the reality
When border resolution ratio is less than the initial output resolution ratio, the initial output resolution ratio is adjusted to target output resolution ratio, with
Start the default additional function of the video playback apparatus, wherein the value of the target output resolution ratio is not more than the reality
The value of resolution ratio, realizes in the high output resolution ratio of user setting but when video resource is non-high-resolution asset, additional function
It can be used, and then improve user experience.
On the basis of above scheme, the resolution match module includes output resolution ratio acquiring unit, is used for:
By calling resolution ratio to obtain the initial output resolution ratio that interface obtains video playback apparatus.
On the basis of above scheme, the true resolution obtains module and is specifically used for:
The single frames broadcast event of currently playing video is obtained by presetting notification interface, and according to the single frames broadcast event
Determine the true resolution of the currently playing video.
On the basis of above scheme, the true resolution obtains module and is specifically used for:
The single frames broadcast event is parsed, obtains the corresponding single-frame images of the single frames broadcast event in level side
To horizontal resolution and vertical direction on vertical resolution ratio, and it is true according to the horizontal resolution and the vertical resolution ratio
The fixed true resolution.
On the basis of above scheme, described device further includes output resolution ratio recovery unit, is used for:
After the initial output resolution ratio is adjusted to target output resolution ratio, video handover event is being detected
When, the target output resolution ratio is restored to the initial output resolution ratio.
On the basis of above scheme, the preset resolution threshold is 4096 × 2160.
On the basis of above scheme, the default additional function includes in programming predictions playing function and picture-in-picture function
At least one.
Device parameter provided by the embodiment of the present invention, which adjusts device, can be performed device parameter provided by any embodiment
Method of adjustment has the corresponding functional module of execution method and beneficial effect.
Example IV
Fig. 4 is the structural schematic diagram of equipment provided by the embodiment of the present invention four.Fig. 4, which is shown, to be suitable for being used to realizing this hair
The block diagram of the example devices 412 of bright embodiment.The equipment 412 that Fig. 4 is shown is only an example, should not be to of the invention real
The function and use scope for applying example bring any restrictions.
As shown in figure 4, equipment 412 is showed in the form of universal computing device.The component of equipment 412 may include but unlimited
In one or more processor 416, system storage 428, different system components (including system storage 428 and place are connected
Manage device 416) bus 418.
Bus 418 indicates one of a few class bus structures or a variety of, including memory bus or Memory Controller,
Peripheral bus, graphics acceleration port, processor 416 or total using the local of any bus structures in a variety of bus structures
Line.For example, these architectures include but is not limited to industry standard architecture (ISA) bus, microchannel architecture
(MAC) bus, enhanced isa bus, Video Electronics Standards Association (VESA) local bus and peripheral component interconnection (PCI) are total
Line.
Equipment 412 typically comprises a variety of computer system readable media.These media can be it is any can be by equipment
The usable medium of 412 access, including volatile and non-volatile media, moveable and immovable medium.
System storage 428 may include the computer system readable media of form of volatile memory, such as deposit at random
Access to memory (RAM) 430 and/or cache memory 432.Equipment 412 may further include other removable/not removable
Dynamic, volatile/non-volatile computer system storage medium.Only as an example, storage device 434 can be used for read and write can not
Mobile, non-volatile magnetic media (Fig. 4 do not show, commonly referred to as " hard disk drive ").Although not shown in fig 4, Ke Yiti
For the disc driver for being read and write to removable non-volatile magnetic disk (such as " floppy disk "), and to moving non-volatile light
The CD drive of disk (such as CD-ROM, DVD-ROM or other optical mediums) read-write.In these cases, each driver
It can be connected by one or more data media interfaces with bus 418.Memory 428 may include that at least one program produces
Product, the program product have one group of (for example, at least one) program module, these program modules are configured to perform of the invention each
The function of embodiment.
Program/utility 440 with one group of (at least one) program module 442, can store in such as memory
In 428, such program module 442 includes but is not limited to operating system, one or more application program, other program modules
And program data, it may include the realization of network environment in each of these examples or certain combination.Program module 442
Usually execute the function and/or method in embodiment described in the invention.
Equipment 412 can also be logical with one or more external equipments 414 (such as keyboard, sensing equipment, display 424 etc.)
Letter, can also be enabled a user to one or more equipment interact with the equipment 412 communicate, and/or with make the equipment 412
Any equipment (such as network interface card, modem etc.) that can be communicated with one or more of the other calculating equipment communicates.This
Kind communication can be carried out by input/output (I/O) interface 422.Also, equipment 412 can also by network adapter 420 with
One or more network (such as local area network (LAN), wide area network (WAN) and/or public network, such as internet) communication.Such as
Shown in figure, network adapter 420 is communicated by bus 418 with other modules of equipment 412.It should be understood that although not showing in figure
Out, other hardware and/or software module can be used with bonding apparatus 412, including but not limited to: microcode, device driver, superfluous
Remaining processing unit, external disk drive array, RAID system, tape drive and data backup storage system etc..
Processor 416 by the program that is stored in system storage 428 of operation, thereby executing various function application and
Data processing, such as realize device parameter method of adjustment provided by the embodiment of the present invention, this method comprises:
Obtain the true resolution of currently playing video；
The initial output resolution ratio for obtaining video playback apparatus is not less than preset resolution in the initial output resolution ratio
When rate threshold value, the true resolution is matched with the initial output resolution ratio；
If the true resolution is less than the initial output resolution ratio, the initial output resolution ratio is adjusted to mesh
Output resolution ratio is marked, to start the default additional function of the video playback apparatus, wherein the value of the target output resolution ratio
No more than the value of the true resolution.
Certainly, it will be understood by those skilled in the art that processor can also realize it is provided by any embodiment of the invention
The technical solution of device parameter method of adjustment.
Embodiment five
The embodiment of the present invention five additionally provides a kind of computer readable storage medium, is stored thereon with computer program, should
The device parameter method of adjustment as provided by the embodiment of the present invention is realized when program is executed by processor, this method comprises:
Obtain the true resolution of currently playing video；
The initial output resolution ratio for obtaining video playback apparatus is not less than preset resolution in the initial output resolution ratio
When rate threshold value, the true resolution is matched with the initial output resolution ratio；
If the true resolution is less than the initial output resolution ratio, the initial output resolution ratio is adjusted to mesh
Output resolution ratio is marked, to start the default additional function of the video playback apparatus, wherein the value of the target output resolution ratio
No more than the value of the true resolution.
Certainly, a kind of computer readable storage medium provided by the embodiment of the present invention, the computer program stored thereon
The method operation being not limited to the described above, can also be performed in device parameter method of adjustment provided by any embodiment of the invention
Relevant operation.
The computer storage medium of the embodiment of the present invention, can be using any of one or more computer-readable media
Combination.Computer-readable medium can be computer-readable signal media or computer readable storage medium.It is computer-readable
Storage medium for example may be-but not limited to-the system of electricity, magnetic, optical, electromagnetic, infrared ray or semiconductor, device or
Device, or any above combination.The more specific example (non exhaustive list) of computer readable storage medium includes: tool
There are electrical connection, the portable computer diskette, hard disk, random access memory (RAM), read-only memory of one or more conducting wires
(ROM), erasable programmable read only memory (EPROM or flash memory), optical fiber, portable compact disc read-only memory (CD-
ROM), light storage device, magnetic memory device or above-mentioned any appropriate combination.In this document, computer-readable storage
Medium can be any tangible medium for including or store program, which can be commanded execution system, device or device
Using or it is in connection.
Computer-readable signal media may include in a base band or as carrier wave a part propagate data-signal,
Wherein carry computer-readable program code.The data-signal of this propagation can take various forms, including but unlimited
In electromagnetic signal, optical signal or above-mentioned any appropriate combination.Computer-readable signal media can also be that computer can
Any computer-readable medium other than storage medium is read, which can send, propagates or transmit and be used for
By the use of instruction execution system, device or device or program in connection.
The program code for including on computer-readable medium can transmit with any suitable medium, including --- but it is unlimited
In wireless, electric wire, optical cable, RF etc. or above-mentioned any appropriate combination.
The computer for executing operation of the present invention can be write with one or more programming languages or combinations thereof
Program code, described program design language include object oriented program language-such as Java, Smalltalk, C++,
It further include conventional procedural programming language-such as " C " language or similar programming language.Program code can be with
It fully executes, partly execute on the user computer on the user computer, being executed as an independent software package, portion
Divide and partially executes or executed on a remote computer or server completely on the remote computer on the user computer.?
Be related in the situation of remote computer, remote computer can pass through the network of any kind --- including local area network (LAN) or
Wide area network (WAN)-be connected to subscriber computer, or, it may be connected to outer computer (such as mentioned using Internet service
It is connected for quotient by internet).
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention
It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, also
It may include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (10)
1. a kind of device parameter method of adjustment characterized by comprising
Obtain the true resolution of currently playing video；
The initial output resolution ratio for obtaining video playback apparatus is not less than preset resolution ratio threshold in the initial output resolution ratio
When value, the true resolution is matched with the initial output resolution ratio；
If the true resolution is less than the initial output resolution ratio, it is defeated that the initial output resolution ratio is adjusted to target
Resolution ratio out, to start the default additional function of the video playback apparatus, wherein the value of the target output resolution ratio is little
In the value of the true resolution.
2. the method according to claim 1, wherein the initial output for obtaining video playback apparatus is differentiated
Rate, comprising:
By calling resolution ratio to obtain the initial output resolution ratio that interface obtains video playback apparatus.
3. the method according to claim 1, wherein the true resolution for obtaining currently playing video, packet
It includes:
The single frames broadcast event of currently playing video is obtained by presetting notification interface, and is determined according to the single frames broadcast event
The true resolution of the currently playing video.
4. according to the method described in claim 3, it is characterized in that, it is described determined according to the single frames broadcast event it is described current
Play the true resolution of video, comprising:
The single frames broadcast event is parsed, it is in the horizontal direction to obtain the corresponding single frames picture of the single frames broadcast event
Vertical resolution ratio in horizontal resolution and vertical direction, and institute is determined according to the horizontal resolution and the vertical resolution ratio
State true resolution.
5. the method according to claim 1, wherein the initial output resolution ratio is adjusted to target output
After resolution ratio, further includes:
When detecting video handover event, the target output resolution ratio is restored to the initial output resolution ratio.
6. method according to claim 1-5, which is characterized in that the preset resolution threshold be 3840 ×
2160 and/or 4096 × 2160.
7. method according to claim 1-5, which is characterized in that the default additional function includes programming predictions
At least one of playing function and picture-in-picture function.
8. a kind of device parameter adjusts device characterized by comprising
True resolution obtains module, for obtaining the true resolution of currently playing video；
Resolution match module, for obtaining the initial output resolution ratio of video playback apparatus, in the initial output resolution ratio
When not less than preset resolution threshold, the true resolution is matched with the initial output resolution ratio；
Resolution adjustment module will be described initial defeated if being less than the initial output resolution ratio for the true resolution
Resolution adjustment is target output resolution ratio out, to start the default playing function of the video playback apparatus, wherein the mesh
The value for marking output resolution ratio is equal to the value of the true resolution.
9. a kind of equipment, which is characterized in that the equipment includes:
One or more processors；
Storage device, for storing one or more programs；
When one or more of programs are executed by one or more of processors, so that one or more of processors are real
The now device parameter method of adjustment as described in any in claim 1-7.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor
The device parameter method of adjustment as described in any in claim 1-7 is realized when execution.
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