CN105959799A - Video compression method and device and electronic equipment - Google Patents
Video compression method and device and electronic equipment Download PDFInfo
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- CN105959799A CN105959799A CN201610366140.XA CN201610366140A CN105959799A CN 105959799 A CN105959799 A CN 105959799A CN 201610366140 A CN201610366140 A CN 201610366140A CN 105959799 A CN105959799 A CN 105959799A
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- electronic equipment
- display screen
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- 238000007906 compression Methods 0.000 title claims abstract description 62
- 230000006835 compression Effects 0.000 title claims abstract description 56
- 238000000034 method Methods 0.000 title claims abstract description 49
- 238000001514 detection method Methods 0.000 claims description 46
- 230000005611 electricity Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 22
- 230000004907 flux Effects 0.000 description 12
- 230000006870 function Effects 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 5
- 235000012054 meals Nutrition 0.000 description 3
- 238000013500 data storage Methods 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- 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 or rendering scenes according to encoded video stream scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
- H04N21/440263—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by altering the spatial resolution, e.g. for displaying on a connected PDA
-
- 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 or rendering scenes according to encoded video stream scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
The embodiment of the invention discloses a video compression method, a video compression device and electronic equipment, wherein the video compression method comprises the following steps: when the electronic equipment plays the target video file on line, acquiring the resolution of the target video file and the resolution of a display screen of the electronic equipment; detecting whether the resolution of the target video file is higher than that of the display screen; and if the detected target video file is higher than the resolution of the display screen, compressing the resolution of the target video file to the target resolution according to the resolution of the display screen, wherein the difference value between the target resolution and the resolution of the display screen is within a preset resolution range. By implementing the embodiment of the invention, the flow loss of the user electronic equipment can be reduced while the display effect of the video file in the display process of the electronic equipment is ensured.
Description
Technical field
The present invention relates to electronic technology field, particularly relate to a kind of video-frequency compression method, device and electronic equipment.
Background technology
Along with the fast development of electronic technology and popularizing rapidly of electronic equipment, the function of electronic equipment is day by day
Perfect.Such as, user can utilize electronic equipment to access outer data network resource, to carry out video file
Viewing etc..Find in actual applications, access external network data resource, to enter when utilizing electronic equipment
During the viewing of row video file, the resolution of video file is fixing, that is, external network data resource
The resolution of middle video file has much, is also to show with this resolution when showing the most on an electronic device.
But, prove in practice, when the resolution of video file and the resolution of electronic equipment are equal, video
File display effect during electronic equipment shows is optimal, when the resolution of video file is higher than electronic equipment
Resolution time, not only this video file display effect during electronic equipment shows will not be improved, on the contrary
The situation that can increase the Flux Loss of consumer electronic devices in video file buffering course occurs.As can be seen here,
How to ensure that video file while display effect, reduces user's electronics and sets during electronic equipment shows
Standby Flux Loss is particularly important.
Summary of the invention
Embodiments provide a kind of video-frequency compression method, device and electronic equipment, it is possible to regard in guarantee
Frequency file while display effect, reduces the Flux Loss of consumer electronic devices during electronic equipment shows.
First aspect, the embodiment of the invention discloses a kind of video-frequency compression method, including:
When target video file play online by described electronic equipment, obtain the resolution of described target video file
The resolution of the display screen of rate and described electronic equipment；
Whether the resolution detecting described target video file is higher than the resolution of described display screen；
If detecting the described target video file resolution higher than described display screen, then according to described display screen
Resolution by the resolution compression of described target video file to target resolution, described target resolution and institute
State the difference of resolution of display screen in default resolving range.
In conjunction with the implementation of first aspect, in the first possible implementation of first aspect, also may be used
To perform following steps:
Obtaining the current network state of described electronic equipment, described network state includes rate state or non-money
Take state；
If the current network state of described electronic equipment is described rate state, then perform the described mesh of described acquisition
The step of the resolution of the resolution of mark video file and the display screen of described electronic equipment.
In conjunction with the implementation of first aspect, in the implementation that the second of first aspect is possible, also may be used
To perform following steps:
Obtain the volume of transmitted data in the described electronic equipment unit interval；
Whether detect described volume of transmitted data less than preset data amount threshold value；
If detecting described volume of transmitted data to be less than described preset data amount threshold value, then perform the described mesh of described acquisition
The step of the resolution of the resolution of mark video file and the display screen of described electronic equipment.
In conjunction with the implementation of first aspect, in the third possible implementation of first aspect, also may be used
To perform following steps:
Obtain the residual memory space value of described electronic equipment；
Whether detect described residual memory space value less than presetting memory space threshold value；
If detecting described residual memory space value to be less than described default memory space threshold value, then perform described acquisition
The step of the resolution of the resolution of described target video file and the display screen of described electronic equipment.
In conjunction with the implementation of first aspect, the first possible implementation of first aspect, first aspect
The possible implementation of the second and first aspect the third possible implementation in any one
Implementation, in the 4th kind of possible implementation of first aspect, described dividing according to described display screen
Resolution is by the resolution compression of described target video file to target resolution, and described target resolution is with described
The difference of the resolution of display screen in default resolving range, including:
It is described target resolution with the resolution of described display screen, described target video file is compressed
Process.
Second aspect, the embodiment of the invention also discloses a kind of video compress device, and device is arranged on electronics and sets
Standby upper, described electronic equipment is configured with display screen, and described device includes:
Acquisition module, for when target video file play online by described electronic equipment, obtains described target
The resolution of video file and the resolution of the display screen of described electronic equipment；
Detection module, for detecting whether the resolution of described target video file is higher than dividing of described display screen
Resolution；
Compression module, if detecting described target video file higher than described display screen for described detection module
Resolution, then according to the resolution of described display screen by the resolution compression of described target video file to target
The difference of the resolution of resolution, described target resolution and described display screen is in default resolving range.
In conjunction with the device of second aspect, in the first possible device of second aspect, described acquisition module,
Being additionally operable to obtain the current network state of described electronic equipment, described network state includes rate state or non-
Rate state；
Described acquisition module obtains resolution and the display screen of described electronic equipment of described target video file
If the current network state that detailed description of the invention is described electronic equipment of resolution be described rate state,
Then obtain the resolution of described target video file and the resolution of the display screen of described electronic equipment.
In conjunction with the device of second aspect, in the device that the second of second aspect is possible, described acquisition module,
It is additionally operable to obtain the volume of transmitted data in the described electronic equipment unit interval；
Described detection module, is additionally operable to whether detect described volume of transmitted data less than preset data amount threshold value；
Described acquisition module obtains resolution and the display screen of described electronic equipment of described target video file
The detailed description of the invention of resolution be if that described detection module detects described volume of transmitted data and presets less than described
Data-quantity threshold, then obtain the resolution of described target video file and the display screen of described electronic equipment
Resolution.
In conjunction with the device of second aspect, in the third possible device of second aspect, described acquisition module,
It is additionally operable to obtain the residual memory space value of described electronic equipment；
Described detection module, is additionally operable to whether detect described residual memory space value less than presetting memory space threshold
Value；
Described acquisition module obtains resolution and the display screen of described electronic equipment of described target video file
If the described detection module of detailed description of the invention of resolution detect described residual memory space value less than described pre-
If memory space threshold value, then obtain resolution and the display of described electronic equipment of described target video file
The resolution of screen.
In conjunction with the device of second aspect, the first possible device of second aspect, the second of second aspect
Any one device in the third possible device of possible device and second aspect, in second aspect
The 4th kind of possible device in, described target is regarded by described compression module according to the resolution of described display screen
The resolution compression of frequency file is to be with the resolution of described display screen to the detailed description of the invention of target resolution
Described target resolution, is compressed described target video file processing.
The third aspect, the embodiment of the invention also discloses a kind of electronic equipment, including: housing, processor,
Memorizer, display screen, circuit board and power circuit, wherein, described circuit board is placed in described housing and surrounds
Interior volume, described processor and described memorizer be arranged on described circuit board, and described display screen is outer
On described housing and connect described circuit board；Described power circuit, for for each of described electronic equipment
Circuit or device are powered；Described memorizer is used for storing executable program code and data；Described processor leads to
Cross and read in described memorizer the executable program code of storage and run the journey corresponding with executable program code
Sequence, for performing following steps:
When target video file play online by described electronic equipment, obtain the resolution of described target video file
The resolution of the display screen of rate and described electronic equipment；
Whether the resolution detecting described target video file is higher than the resolution of described display screen；
If detecting the described target video file resolution higher than described display screen, then according to described display screen
Resolution by the resolution compression of described target video file to target resolution, described target resolution and institute
State the difference of resolution of display screen in default resolving range.
In conjunction with the electronic equipment of the third aspect, in the first possible electronic equipment of the third aspect, described
Processor runs and executable program code by reading the executable program code of storage in described memorizer
Corresponding program, is additionally operable to perform following steps:
Obtaining the current network state of described electronic equipment, described network state includes rate state or non-money
Take state；
If the current network state of described electronic equipment is described rate state, then perform the described mesh of described acquisition
The step of the resolution of the resolution of mark video file and the display screen of described electronic equipment.
In conjunction with the electronic equipment of the third aspect, in the electronic equipment that the second of the third aspect is possible, described
Processor runs and executable program code by reading the executable program code of storage in described memorizer
Corresponding program, is additionally operable to perform following steps:
Obtain the volume of transmitted data in the described electronic equipment unit interval；
Whether detect described volume of transmitted data less than preset data amount threshold value；
If detecting described volume of transmitted data to be less than described preset data amount threshold value, then perform the described mesh of described acquisition
The step of the resolution of the resolution of mark video file and the display screen of described electronic equipment.
In conjunction with the electronic equipment of the third aspect, in the third possible electronic equipment of the third aspect, described
Processor runs and executable program code by reading the executable program code of storage in described memorizer
Corresponding program, it is also possible to execution following steps:
Obtain the residual memory space value of described electronic equipment；
Whether detect described residual memory space value less than presetting memory space threshold value；
If detecting described residual memory space value to be less than described default memory space threshold value, then perform described acquisition
The step of the resolution of the resolution of described target video file and the display screen of described electronic equipment.
In conjunction with the electronic equipment of the third aspect, the first possible electronic equipment of the third aspect, the third aspect
The possible electronic equipment of the second and the third aspect the third possible electronic equipment in any one
Electronic equipment, in the 4th kind of possible electronic equipment of the third aspect, described processor is described by reading
In memorizer, the executable program code of storage runs the program corresponding with executable program code.Perform step
Suddenly according to the resolution of described display screen by the resolution compression of described target video file to target resolution,
The difference of the resolution of described target resolution and described display screen in default resolving range, including:
It is described target resolution with the resolution of described display screen, described target video file is compressed
Process.
In the embodiment of the present invention, when target video file play online by electronic equipment, obtain target video literary composition
The resolution of part and the resolution of the display screen of electronic equipment；Whether the resolution of detection target video file
Resolution higher than display screen；If detection target video file is higher than the resolution of display screen, then according to display
Screen resolution by the resolution compression of target video file to target resolution, target resolution and display screen
The difference of resolution in default resolving range.In embodiments of the present invention, online when electronic equipment
Play target video file time, electronic equipment can according to the resolution of display screen by target video file point
Resolution is compressed to target resolution, and the difference of the resolution of target resolution and display screen is in default resolution
In the range of rate, such that it is able to avoid the difference of the resolution of resolution and display screen because of target video file relatively
Greatly, cause electronic equipment Flux Loss and during display the poor problem of display effect.As can be seen here,
Implement this inventive embodiments, it is possible to ensureing video file display effect same during electronic equipment shows
Time, reduce the Flux Loss of consumer electronic devices.
Accompanying drawing explanation
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, below will be to required in embodiment
The accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is some realities of the present invention
Execute example, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of a kind of video-frequency compression method disclosed in the embodiment of the present invention；
Fig. 2 is the schematic flow sheet of another kind of video-frequency compression method disclosed in the embodiment of the present invention；
Fig. 3 is the structural representation of a kind of video compress device disclosed in the embodiment of the present invention；
Fig. 4 is the structural representation of a kind of electronic equipment disclosed in the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly
Chu, it is fully described by, it is clear that described embodiment is a part of embodiment of the present invention rather than all
Embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative labor
The every other embodiment obtained under dynamic premise, broadly falls into the scope of protection of the invention.
Embodiments provide a kind of video-frequency compression method, device and electronic equipment, implement in the present invention
In example, when target video file play online by electronic equipment, electronic equipment can be according to the resolution of display screen
Rate is by the resolution compression of target video file to target resolution, and the resolution of target resolution and display screen
The difference of rate is in default resolving range, such that it is able to avoid because the resolution of target video file is with aobvious
The difference of the resolution of display screen is relatively big, and cause electronic equipment Flux Loss and during display display effect
Poor problem.As can be seen here, this inventive embodiments is implemented, it is possible to ensureing that video file is at electronic equipment
During display while display effect, reduce the Flux Loss of consumer electronic devices.Carry out individually below in detail
Thin description.
Referring to Fig. 1, Fig. 1 is the schematic flow sheet of a kind of video-frequency compression method disclosed in the embodiment of the present invention；
Wherein, the video-frequency compression method shown in Fig. 1 goes for smart mobile phone (such as Android phone, iOS hands
Machine etc.), panel computer, palm PC and mobile internet device (Mobile Internet Devices, MID)
Etc. in the electronic equipment with display screen.As it is shown in figure 1, this video-frequency compression method may comprise steps of:
101, when target video file play online by electronic equipment, obtain target video file resolution with
And the resolution of the display screen of electronic equipment.
In the embodiment of the present invention, electronic equipment is play target video file online and be that is to say that electronic equipment is visited
Ask outer data network resource.For example, electronic equipment accesses extranets by video playback application program
Network data resource, to carry out video playback.
In the embodiment of the present invention, the display screen of electronic equipment is for showing the display that electronic equipment needs show
The screen of content.This display content can include but not limited to the contents such as word, picture and symbol.Electronics
The size of the display screen of equipment is fixing, but is to adjust for showing the size of the viewing area of content
's.When adjusting the size of viewing area, can be that user is adjusted as required, it is also possible to be electronics
Equipment adjusts record according to the history of user and is adjusted；Can also is that electronic equipment is according to content to be displayed
Information, as shared by the size of content to be displayed, content to be displayed, the information such as size of memory space, adjusts
Whole；Can also is that the electronic equipment hardware information according to electronic equipment, such as battery information, the electricity of electronic equipment
The information such as the resolution of subset display screen, are adjusted, and the embodiment of the present invention is not construed as limiting.By implementing
This inventive embodiments can reduce the function consumption of electronic equipment to a certain extent, improves the utilization rate of power consumption.
In the embodiment of the present invention, the resolution of the display screen of electronic equipment refers to the list of the display screen of electronic equipment
Plane amasss the quantity of display pixel, weighs with horizontal and vertical pixel.The resolution of the display screen of electronic equipment
When rate is low, such as 640 × 480, few in the pixel of the display screen display of electronic equipment；Showing of electronic equipment
During the resolution height of display screen, such as 1400 × 1200, many in the pixel of the display screen display of electronic equipment.
For example, the meaning of the resolution 1400 × 1200 of the display screen of electronic equipment is horizontally oriented containing pixel
Number is 1400, vertical direction pixel count 1200.In the feelings that the size of the display screen of electronic equipment is the same
Under condition, the resolution of display screen is the highest, and display effect is the finest and fine and smooth.Such as an equal amount of display screen,
Resolution be 1400 × 1200 display screen finer than the display effect of the display screen that resolution is 640 × 480
And exquisiteness.
In the embodiment of the present invention, target video file is made up of image one by one, that is, target regards
The resolution of frequency file that is to say the resolution of the image forming this target video file.
Wherein, the resolution of image is the wide and high pixel value of image.Image resolution ratio is for measuring image
One parameter of interior data volume, is often expressed as per inch pixel.The resolution of image A is 1400 × 1200,
Referring to its valid pixel on horizontal and vertical, when the size of viewing area is less, per inch pixel value is relatively
High, it appears that clear；When the size of viewing area is bigger, owing to not having so much valid pixel to fill display
Region, the per inch pixel value of valid pixel declines, the fuzzyyest during display.
102, whether the resolution of detection target video file is higher than the resolution of described display screen.
In the embodiment of the present invention, electronic equipment is obtaining the resolution of target video file and electronic equipment
After the resolution of display screen, then whether can detect the resolution of target video file higher than described display screen
Resolution.
If 103 detection target video files are higher than the resolution of display screen, then the resolution according to display screen will
The resolution compression of target video file to target resolution, the difference of target resolution and the resolution of display screen
Value is in default resolving range.
In the embodiment of the present invention, the resolution after target video compressing file, that is, target resolution, with
The difference of the resolution of display screen is in default resolving range, and the resolving range preset is the least, image
Display quality the best, when the difference of target resolution Yu the resolution of display screen is zero, namely display screen
Resolution identical with the resolution of target video file time, the display in this display screen of the target video file
Best results, even if because by the resolution adjustment of target video file to higher value, target video file
Display effect in this display screen there will not be any change.Therefore, if electronic equipment detects that target regards
Frequency file is higher than the resolution of display screen, then electronic equipment can be according to the resolution of display screen by target video
The resolution compression of file is to target resolution, and target resolution and the difference of the resolution of display screen are default
Resolving range in.
For example, if the resolution of the display screen of electronic equipment is 720 × 1280, target video file
Resolution is 1080 × 1920, then can the resolution 1080 × 1920 of target video file be compressed to
720×1280.Such compression processes both can take memory space 180MB, and target video file less
When showing on electronic equipment display screen, display quality also will not be significantly affected.
In FIG, describe in detail when target video file play online by electronic equipment, obtain target and regard
The resolution of frequency file and the resolution of the display screen of electronic equipment；The resolution of detection target video file
Whether it is higher than the resolution of display screen；If detection target video file is higher than the resolution of display screen, then basis
The resolution of display screen is by the resolution compression of target video file to target resolution, and target resolution is with aobvious
The difference of the resolution of display screen is in default resolving range.In embodiments of the present invention, electronic equipment is worked as
During online broadcasting target video file, electronic equipment can be according to the resolution of display screen by target video file
Resolution compression to target resolution, and the difference of target resolution and the resolution of display screen is default
In resolving range, such that it is able to avoid the difference of the resolution because of target video file and the resolution of display screen
Value is relatively big, and causes electronic equipment Flux Loss and display effect is poor during display problem.Thus
Visible, implement this inventive embodiments, it is possible to ensureing that video file shows effect during electronic equipment shows
While Guo, reduce the Flux Loss of consumer electronic devices.
Referring to Fig. 2, Fig. 2 is the schematic flow sheet of another kind of video-frequency compression method disclosed in the embodiment of the present invention.
As in figure 2 it is shown, this video-frequency compression method may comprise steps of:
201, when target video file play online by electronic equipment, obtain target video file resolution with
And the resolution of the display screen of electronic equipment.
In the embodiment of the present invention, electronic equipment is play target video file online and be that is to say that electronic equipment is visited
Ask outer data network resource.For example, electronic equipment accesses extranets by video playback application program
Network data resource, to carry out video playback.
As the optional embodiment of one, electronic equipment is obtaining resolution and the electricity of target video file
Before the resolution of the display screen of subset, it is also possible to obtain the current network state of electronic equipment, network-like
State includes rate state or non-rate state.
Wherein, if the current network state of electronic equipment is rate state, then perform to obtain target video file
Resolution and the step of resolution of display screen of electronic equipment.
In the embodiment of the present invention, the mode of the current network state that electronic equipment obtains target electronic device has
Multiformity.Such as, electronic equipment can send the network state for electronic equipment and obtain request to binding clothes
Business device, binding server after receiving this network state and obtaining request, then can inquire about electronic equipment
Latest network state, and send to electronic equipment.Wherein, the network of which to be passed through detection electronic equipment
During state, binding server should set up corresponding binding relationship with electronic equipment.
In the embodiment of the present invention, network state includes rate state or non-rate state.Wherein, rate shape
State mainly includes that the data traffic set meal by ordering produces the state of corresponding expense；Non-rate state is main
It it is the network state based on WIFI.For example, the set meal that electronic equipment A orders is 5 yuan of 30M's
Set meal, then the data traffic of electronic equipment A use is within 30M, the network state that electronic equipment A is corresponding
For rate state, the data traffic used as electronic equipment A is more than 30M, the network that electronic equipment A is corresponding
State is also rate state.
Further, along with the fast development of electronic technology and popularizing rapidly of electronic equipment, electronic equipment
Function is the most perfect, can also realize sharing, also between data traffic between electronic equipment and electronic equipment
I.e. electronic equipment A can be by opening focus, and electronic device B connects, it is possible to access webpage；That is,
When electronic equipment A is by the focus shared that connects electronic equipment B, current network-like of electronic equipment A
State is also rate state.
Further, if the current network state of electronic equipment is non-rate state, then can also be by detection mesh
Whether the resolution of mark video file is higher than the resolution of display screen, and dividing of target video file detected
When resolution is higher than the resolution of display screen, using the resolution of display screen as target resolution, so that target is regarded
Frequency file carries out resolution compression operation.In this embodiment, by target video file is carried out resolution
Squeeze operation is primarily to improve target video file display effect during display, and can increase
The buffer efficiency of process of caching.
As the optional embodiment of another kind, electronic equipment obtain target video file resolution and
Before the resolution of the display screen of electronic equipment, it is also possible to obtain the data transmission in the electronic equipment unit interval
Amount；And whether detect volume of transmitted data less than preset data amount threshold value.
Wherein, if detection volume of transmitted data is less than preset data amount threshold value, then perform to obtain target video file
Resolution and the step of resolution of display screen of electronic equipment.
In the embodiment of the present invention, the volume of transmitted data in the electronic equipment unit interval is for describing electronic equipment
Present data transmission speed, that is, the volume of transmitted data in the unit interval is the biggest, then means that this electronics sets
The speed of standby present data transmission is the fastest；Volume of transmitted data in unit interval is the least, then mean this electronics
The speed of equipment present data transmission is the slowest.
In the embodiment of the present invention, data-quantity threshold can be pre-set at electronic equipment, wherein, this data volume
The setting of threshold value can be that user is set as required；Can also be the electronic equipment history according to user
Setting record is set；Can also is that the network state that electronic equipment is presently according to electronic equipment is carried out
Set；The present invention is not construed as limiting.
In the embodiment of the present invention, if detection volume of transmitted data is less than preset data amount threshold value, then this electronics is described
Equipment present data transmission speed is relatively slow, if the resolution of target video file is high, then and can be because of the unit interval
Interior volume of transmitted data is less, and can not normally buffer this video file, causes playing and interrupts.As can be seen here,
In the resolution of the display screen of the resolution and electronic equipment obtaining target video file, and to target video
Before file is compressed processing, determine the data transfers speed of electronic equipment, particularly important.
As another optional embodiment, electronic equipment obtain target video file resolution and
Before the resolution of the display screen of electronic equipment, it is also possible to obtain the residual memory space value of electronic equipment；And
Whether detection residual memory space value is less than presetting memory space threshold value.
Wherein, if detection residual memory space value is less than presetting memory space threshold value, then performs to obtain target and regard
The step of the resolution of the resolution of frequency file and the display screen of electronic equipment.
In the embodiment of the present invention, a default memory space threshold value can be pre-set in the electronic device, its
In, this default memory space threshold value can be that user is set as required, it is also possible to is electronic equipment root
Set record according to the history of user to be set, it is also possible to be the electronic equipment total memory space according to user
It is set, it is also possible to be that electronic equipment is set according to the free memory of electronic equipment, the present invention
Embodiment is not construed as limiting.The setting side of default memory space threshold value can be increased by implementing this inventive embodiments
Formula so that it is the most reasonable that this default memory space threshold value is set to, thus improves Consumer's Experience.
In the embodiment of the present invention, electronic equipment can obtain the residual memory space value of electronic equipment in real time, and
Residual memory space value can be detected whether less than presetting memory space threshold value；If residual memory space being detected
Value is less than presetting memory space threshold value, then explanation electronic equipment current memory space is less, then can obtain aobvious
The resolution of display screen and the resolution of target video file, and perform compression process target video file, from
And reach to save the purpose of memory space.
202, whether the resolution of detection target video file is higher than the resolution of display screen.
If 203 detection target video files are higher than the resolution of display screen, with the resolution of display screen as target
Resolution, is compressed target video file processing.
In the embodiment of the present invention, detection target video file higher than display screen resolution after, in order to
Ensure that the display effect of target video file is optimal, and reduce the Flux Loss of consumer electronic devices, then electronics
Target video file can be compressed processing with the resolution of display screen as target resolution by equipment.
For example, if the resolution of the display screen of electronic equipment is 720 × 1280, dividing of target video file
Resolution is 1080 × 1920, then, when compression goal video file, can divide with 720 × 1280 for target
Resolution, is compressed to 720 × 1280 by the resolution of target video file by 1080 × 1920.Such pressure
Contracting processes both can take memory space 180MB less, and target video file on electronic equipment display screen
During display, display quality also will not be significantly affected.Wherein, in compression process, the compression of employing
Method can include but not limited to Huffman compression method, linear forecast coding method and lossless compression-encoding
Method etc..
In fig. 2, describe electronic equipment in detail to set in the resolution and electronics obtaining target video file
Before the resolution of standby display screen, the current network state of electronic equipment can be obtained, and at electronic equipment
Current network state when being rate state, just obtain the resolution of target video file and electronic equipment
The resolution of display screen, to perform to process for the compression of target video file；Can also pass in detection data
Throughput rate is less than preset data amount threshold value, then obtain resolution and the display of electronic equipment of target video file
The resolution of screen just obtains the resolution of target video file and the resolution of the display screen of electronic equipment, with
Perform to process for the compression of target video file；Can also deposit less than presetting in detection residual memory space value
During storage capacity-threshold, then obtain the resolution of target video file and the resolution of the display screen of electronic equipment.
As can be seen here, implement this inventive embodiments, can determine whether target video file is entered by many-side
Row compression processes, such that it is able to increase the basis for estimation whether target video file is compressed process.
Referring to Fig. 3, Fig. 3 is the structural representation of a kind of video compress device disclosed in the embodiment of the present invention,
For performing above-mentioned video-frequency compression method.Wherein, the device shown in Fig. 3 is arranged on an electronic device, wherein,
Electronic equipment can include but not limited to smart mobile phone (such as Android phone, iOS mobile phone etc.), panel computer,
Palm PC and mobile internet device (Mobile Internet Devices, MID) etc. have display screen
Electronic equipment.As it is shown on figure 3, this device may include that acquisition module 301, detection module 302 and pressure
Contracting module 303, wherein,
Acquisition module 301, for when target video file play online by electronic equipment, obtains target video literary composition
The resolution of part and the resolution of the display screen of electronic equipment.
In the embodiment of the present invention, electronic equipment is play target video file online and be that is to say that electronic equipment is visited
Ask outer data network resource.For example, electronic equipment accesses extranets by video playback application program
Network data resource, to carry out video playback.
In the embodiment of the present invention, the display screen of electronic equipment is for showing the display that electronic equipment needs show
The screen of content.This display content can include but not limited to the contents such as word, picture and symbol.Electronics
The size of the display screen of equipment is fixing, but is to adjust for showing the size of the viewing area of content
's.When adjusting the size of viewing area, can be that user is adjusted as required, it is also possible to be electronics
Equipment adjusts record according to the history of user and is adjusted；Can also is that electronic equipment is according to content to be displayed
Information, as shared by the size of content to be displayed, content to be displayed, the information such as size of memory space, adjusts
Whole；Can also is that the electronic equipment hardware information according to electronic equipment, such as battery information, the electricity of electronic equipment
The information such as the resolution of subset display screen, are adjusted, and the embodiment of the present invention is not construed as limiting.By implementing
This inventive embodiments can reduce the function consumption of electronic equipment to a certain extent, improves the utilization rate of power consumption.
In the embodiment of the present invention, the resolution of the display screen of electronic equipment refers to the list of the display screen of electronic equipment
Plane amasss the quantity of display pixel, weighs with horizontal and vertical pixel.The resolution of the display screen of electronic equipment
When rate is low, such as 640 × 480, few in the pixel of the display screen display of electronic equipment；Showing of electronic equipment
During the resolution height of display screen, such as 1400 × 1200, many in the pixel of the display screen display of electronic equipment.
For example, the meaning of the resolution 1400 × 1200 of the display screen of electronic equipment is horizontally oriented containing pixel
Number is 1400, vertical direction pixel count 1200.In the feelings that the size of the display screen of electronic equipment is the same
Under condition, the resolution of display screen is the highest, and display effect is the finest and fine and smooth.Such as an equal amount of display screen,
Resolution be 1400 × 1200 display screen finer than the display effect of the display screen that resolution is 640 × 480
And exquisiteness.
In the embodiment of the present invention, target video file is made up of image one by one, that is, target regards
The resolution of frequency file that is to say the resolution of the image forming this target video file.
Wherein, the resolution of image is the wide and high pixel value of image.Image resolution ratio is for measuring image
One parameter of interior data volume, is often expressed as per inch pixel.The resolution of image A is 1400 × 1200,
Referring to its valid pixel on horizontal and vertical, when the size of viewing area is less, per inch pixel value is relatively
High, it appears that clear；When the size of viewing area is bigger, owing to not having so much valid pixel to fill display
Region, the per inch pixel value of valid pixel declines, the fuzzyyest during display.
Whether detection module 302, be higher than the resolution of display screen for detecting the resolution of target video file.
In the embodiment of the present invention, obtain the resolution of target video file and electronics sets at acquisition module 301
After the resolution of standby display screen, then detection module 302 can detect the resolution of target video file and is
The no resolution higher than described display screen.
Compression module 303, if detecting the target video file resolution higher than display screen for detection module 302,
Then according to the resolution of display screen, the resolution compression of target video file to target resolution, target are differentiated
The difference of the resolution of rate and display screen is in default resolving range.
In the embodiment of the present invention, the resolution (target resolution) after target video compressing file and display screen
The difference of resolution in default resolving range, the resolving range preset is the least, the display of image
Quality is the best, when the difference of target resolution Yu the resolution of display screen is zero, namely the resolution of display screen
When rate is identical with the resolution of target video file, target video file display effect in this display screen is
It is good, even if because by the resolution adjustment of target video file to higher value, target video file shows at this
Display effect in display screen there will not be any change.Therefore, if electronic equipment detects target video file
Higher than the resolution of display screen, then electronic equipment can be according to the resolution of display screen by target video file
Resolution compression is to target resolution, and the difference of target resolution and the resolution of display screen is in default resolution
In the range of rate.
For example, if the resolution of the display screen of electronic equipment is 720 × 1280, dividing of target video file
Resolution is 1080 × 1920, then compression module 303 can by the resolution 1080 of target video file ×
1920 are compressed to 720 × 1280.Such compression processes both can take memory space 180MB, and mesh less
When showing on electronic equipment display screen of video file of mark, display quality also will not be significantly affected.
Further, acquisition module 301, it is additionally operable to obtain the current network state of electronic equipment, network state bag
Include rate state or non-rate state.
Wherein, acquisition module 301 obtains the resolution of target video file and the display screen of electronic equipment
If the current network state that the detailed description of the invention of resolution is electronic equipment is rate state, then obtain target
The resolution of video file and the resolution of the display screen of electronic equipment.
Acquisition module 301, is additionally operable to obtain the volume of transmitted data in the electronic equipment unit interval.
Detection module 302, is additionally operable to whether detect volume of transmitted data less than preset data amount threshold value.
Acquisition module 301 obtains the resolution of target video file and the resolution of the display screen of electronic equipment
If detailed description of the invention be detection module detection volume of transmitted data less than preset data amount threshold value, then obtain mesh
The resolution of mark video file and the resolution of the display screen of electronic equipment.
Acquisition module 301, is additionally operable to obtain the residual memory space value of electronic equipment.
Detection module 302, is additionally operable to whether detect residual memory space value less than presetting memory space threshold value.
Acquisition module 301 obtains the resolution of target video file and the resolution of the display screen of electronic equipment
If detailed description of the invention detection module 302 detect residual memory space value less than preset memory space threshold value,
Then obtain the resolution of target video file and the resolution of the display screen of electronic equipment.
The resolution compression of target video file is divided to target by compression module 303 according to the resolution of display screen
The detailed description of the invention of resolution is with the resolution of display screen as target resolution, carries out target video file
Compression processes.
In figure 3, describe in detail when target video file play online by electronic equipment, acquisition module 301
Obtain the resolution of target video file and the resolution of the display screen of electronic equipment；Detection module 302 is examined
Whether the resolution surveying target video file is higher than the resolution of display screen；If detection module 302 detects target
Video file is higher than the resolution of display screen, then target is regarded by compression module 303 according to the resolution of display screen
The resolution compression of frequency file is to target resolution, and the difference of target resolution and the resolution of display screen is in advance
If resolving range in.In embodiments of the present invention, when target video file play online by electronic equipment,
The resolution compression of target video file to target can be differentiated by electronic equipment according to the resolution of display screen
Rate, and the difference of the resolution of target resolution and display screen is in default resolving range, such that it is able to
Avoid because the resolution of target video file is relatively big with the difference of the resolution of display screen, and cause electronic equipment
Flux Loss and the problem that display effect is poor during display.As can be seen here, implement this inventive embodiments,
Can ensure that video file while display effect, reduces user's electronics and sets during electronic equipment shows
Standby Flux Loss.
Refer to Fig. 4, Fig. 4 is the structural representation of a kind of electronic equipment disclosed in the embodiment of the present invention, uses
In performing above-mentioned video-frequency compression method.Wherein, as shown in Figure 4, this electronic equipment may include that housing 401,
Processor 402, memorizer 403, display screen 404, the assembly such as circuit board 405 and power circuit 406.Its
In, circuit board 405 is placed in the interior volume that housing 401 surrounds, processor 402 and memorizer 403 and sets
Put on circuit board 405, be embedded in outside display screen 404 on housing 401 and connect circuit board 405.This area skill
Art personnel are appreciated that the structure of the electronic equipment shown in Fig. 4 is not intended that the limit to the embodiment of the present invention
Fixed, it both can be busbar network, it is also possible to be hub-and-spoke configuration, it is also possible to include more more than diagram or more
Few parts, or combine some parts, or different parts are arranged.Wherein:
Processor 402 is the control centre of electronic equipment, utilizes various interface and the whole electronics of connection to set
Standby various piece, by running or perform to be stored in the program in memorizer 403 and/or module, and adjusts
By the data being stored in memorizer 403, to perform the various functions of electronic equipment and to process data.Process
Device 402 can be by integrated circuit (Integrated Circuit is called for short IC) composition, such as can be by single encapsulation
IC formed, it is also possible to formed by connecting many identical functions or the encapsulation IC of difference in functionality.Citing
For, processor 402 can only include central processing unit (Central Processing Unit is called for short CPU),
Can also be CPU, digital signal processor (digital signal processor is called for short DSP), graphics process
Device (Graphic Processing Unit is called for short GPU) and the combination of various control chip.Real in the present invention
Executing in mode, CPU can be single arithmetic core, it is also possible to include multioperation core.
Display screen 404 can include contact panel, touch screen etc., may be used for exporting reminder message, picture
Etc. information, it is also possible to receive every touch control operation that user triggers.
Power circuit 406, powers for each circuit or the device for electronic equipment.
Memorizer 403 can be used for storing software program and module, and processor 402 is stored in by calling
Software program in reservoir 403 and module, thus perform the various functions application of electronic equipment and realize
Data process.Memorizer 403 mainly includes program storage area and data storage area, wherein, program storage area
The application program etc. needed for operating system, at least one function can be stored；Data storage area can store according to electricity
The data etc. that the use of subset is created.In embodiments of the present invention, operating system can be Android
System, iOS system or Windows operating system etc..
In the electronic equipment shown in Fig. 4, processor 402 calls the application journey being stored in memorizer 403
Sequence, is used for performing following operation:
When target video file play online by electronic equipment, obtain resolution and the electricity of target video file
The resolution of the display screen of subset；
Whether the resolution of detection target video file is higher than the resolution of display screen；
If detection target video file is higher than the resolution of display screen, then according to the resolution of display screen by target
The resolution compression of video file exists to target resolution, target resolution with the difference of the resolution of display screen
In the resolving range preset.
In the embodiment of the present invention, processor runs by reading the executable program code of storage in memorizer
The program corresponding with executable program code, be additionally operable to perform following steps:
Obtaining the current network state of electronic equipment, network state includes rate state or non-rate state；
If the current network state of electronic equipment is rate state, then perform to obtain the resolution of target video file
The step of the resolution of the display screen of rate and electronic equipment.
In the embodiment of the present invention, processor runs by reading the executable program code of storage in memorizer
The program corresponding with executable program code, be additionally operable to perform following steps:
Obtain the volume of transmitted data in the electronic equipment unit interval；
Whether detection volume of transmitted data is less than preset data amount threshold value；
If detection volume of transmitted data is less than preset data amount threshold value, then perform to obtain the resolution of target video file
The step of the resolution of the display screen of rate and electronic equipment.
In the embodiment of the present invention, processor runs by reading the executable program code of storage in memorizer
The program corresponding with executable program code, it is also possible to execution following steps:
Obtain the residual memory space value of electronic equipment；
Whether detection residual memory space value is less than presetting memory space threshold value；
If detection residual memory space value is less than presetting memory space threshold value, then perform to obtain target video file
Resolution and the step of resolution of display screen of electronic equipment.
In the embodiment of the present invention, processor runs by reading the executable program code of storage in memorizer
The program corresponding with executable program code.Perform the step resolution according to display screen by target video file
Resolution compression to target resolution, target resolution and the difference of the resolution of display screen are at default point
In the range of resolution, including:
With the resolution of display screen as target resolution, it is compressed target video file processing.
Concrete, the consumer electronic devices introduced in the embodiment of the present invention can be implemented the present invention and combine Fig. 1, figure
Part or all of flow process in the 2 video-frequency compression method embodiments introduced.
Module in all embodiments of the invention or submodule, can pass through universal integrated circuit, such as CPU
(Central Processing Unit, central processing unit), or by ASIC (Application Specific
Integrated Circuit, special IC) realize.
Step in embodiment of the present invention method can carry out order according to actual needs and adjust, merges and delete.
Unit in embodiment of the present invention consumer electronic devices can merge according to actual needs, divide and
Delete.
One of ordinary skill in the art will appreciate that all or part of flow process realizing in above-described embodiment method,
Can be by computer program and complete to instruct relevant hardware, described program can be stored in a calculating
In machine read/write memory medium, this program is upon execution, it may include such as the flow process of the embodiment of above-mentioned each method.
Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory,
Or random access memory (Random Access Memory, be called for short RAM) etc. ROM).
Above disclosed be only present pre-ferred embodiments, certainly can not with this limit the present invention it
Interest field, the equivalent variations therefore made according to the claims in the present invention, still belong to the scope that the present invention is contained.
Claims (10)
1. a video-frequency compression method, is applied to have in the electronic equipment of display screen, it is characterised in that bag
Include:
When target video file play online by described electronic equipment, obtain the resolution of described target video file
The resolution of the display screen of rate and described electronic equipment；
Whether the resolution detecting described target video file is higher than the resolution of described display screen；
If detecting the described target video file resolution higher than described display screen, then according to described display screen
Resolution by the resolution compression of described target video file to target resolution, described target resolution and institute
State the difference of resolution of display screen in default resolving range.
Method the most according to claim 1, it is characterised in that described method also includes:
Obtaining the current network state of described electronic equipment, described network state includes rate state or non-money
Take state；
If the current network state of described electronic equipment is described rate state, then perform the described mesh of described acquisition
The step of the resolution of the resolution of mark video file and the display screen of described electronic equipment.
Method the most according to claim 1, it is characterised in that described method also includes:
Obtain the volume of transmitted data in the described electronic equipment unit interval；
Whether detect described volume of transmitted data less than preset data amount threshold value；
If detecting described volume of transmitted data to be less than described preset data amount threshold value, then perform the described mesh of described acquisition
The step of the resolution of the resolution of mark video file and the display screen of described electronic equipment.
Method the most according to claim 1, it is characterised in that described method also includes:
Obtain the residual memory space value of described electronic equipment；
Whether detect described residual memory space value less than presetting memory space threshold value；
If detecting described residual memory space value to be less than described default memory space threshold value, then perform described acquisition
The step of the resolution of the resolution of described target video file and the display screen of described electronic equipment.
5. according to the method described in any one in Claims 1 to 4, it is characterised in that described in described basis
The resolution of display screen is by the resolution compression of described target video file to target resolution, and described target is divided
The difference of the resolution of resolution and described display screen in default resolving range, including:
It is described target resolution with the resolution of described display screen, described target video file is compressed
Process.
6. a video compress device, it is characterised in that described device is arranged on an electronic device, described electricity
Subset is configured with display screen, and described device includes:
Acquisition module, for when target video file play online by described electronic equipment, obtains described target
The resolution of video file and the resolution of the display screen of described electronic equipment；
Detection module, for detecting whether the resolution of described target video file is higher than dividing of described display screen
Resolution；
Compression module, if detecting described target video file higher than described display screen for described detection module
Resolution, then according to the resolution of described display screen by the resolution compression of described target video file to target
The difference of the resolution of resolution, described target resolution and described display screen is in default resolving range.
Device the most according to claim 6, it is characterised in that
Described acquisition module, is additionally operable to obtain the current network state of described electronic equipment, described network state
Including rate state or non-rate state；
Described acquisition module obtains resolution and the display screen of described electronic equipment of described target video file
If the current network state that detailed description of the invention is described electronic equipment of resolution be described rate state,
Then obtain the resolution of described target video file and the resolution of the display screen of described electronic equipment.
Device the most according to claim 6, it is characterised in that
Described acquisition module, is additionally operable to obtain the volume of transmitted data in the described electronic equipment unit interval；
Described detection module, is additionally operable to whether detect described volume of transmitted data less than preset data amount threshold value；
Described acquisition module obtains resolution and the display screen of described electronic equipment of described target video file
The detailed description of the invention of resolution be if that described detection module detects described volume of transmitted data and presets less than described
Data-quantity threshold, then obtain the resolution of described target video file and the display screen of described electronic equipment
Resolution.
Device the most according to claim 6, it is characterised in that
Described acquisition module, is additionally operable to obtain the residual memory space value of described electronic equipment；
Described detection module, is additionally operable to whether detect described residual memory space value less than presetting memory space threshold
Value；
Described acquisition module obtains resolution and the display screen of described electronic equipment of described target video file
If the described detection module of detailed description of the invention of resolution detect described residual memory space value less than described pre-
If memory space threshold value, then obtain resolution and the display of described electronic equipment of described target video file
The resolution of screen.
10. an electronic equipment, it is characterised in that including: housing, processor, memorizer, display screen,
Circuit board and power circuit, wherein, described circuit board is placed in the interior volume that described housing surrounds, described
Processor and described memorizer are arranged on described circuit board, be embedded on described housing and connect outside described display screen
Connect described circuit board；Described power circuit, powers for each circuit or the device for described electronic equipment；
Described memorizer is used for storing executable program code and data；Described processor is by reading described memorizer
The executable program code of middle storage runs the program corresponding with executable program code, for perform with
Lower step:
When target video file play online by described electronic equipment, obtain the resolution of described target video file
The resolution of the display screen of rate and described electronic equipment；
Whether the resolution detecting described target video file is higher than the resolution of described display screen；
If detecting the described target video file resolution higher than described display screen, then according to described display screen
Resolution by the resolution compression of described target video file to target resolution, described target resolution and institute
State the difference of resolution of display screen in default resolving range.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610366140.XA CN105959799A (en) | 2016-05-27 | 2016-05-27 | Video compression method and device and electronic equipment |
| PCT/CN2017/082280 WO2017202175A1 (en) | 2016-05-27 | 2017-04-27 | Method and device for video compression and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610366140.XA CN105959799A (en) | 2016-05-27 | 2016-05-27 | Video compression method and device and electronic equipment |
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| CN105959799A true CN105959799A (en) | 2016-09-21 |
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| CN201610366140.XA Pending CN105959799A (en) | 2016-05-27 | 2016-05-27 | Video compression method and device and electronic equipment |
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| WO (1) | WO2017202175A1 (en) |
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| CN113934500A (en) * | 2021-11-03 | 2022-01-14 | 杭州逗酷软件科技有限公司 | Rendering method, rendering device, storage medium and electronic equipment |
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