CN105302854B - A kind of method of mobile terminal color of image reproduction compatibility - Google Patents
A kind of method of mobile terminal color of image reproduction compatibility Download PDFInfo
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- CN105302854B CN105302854B CN201510597699.9A CN201510597699A CN105302854B CN 105302854 B CN105302854 B CN 105302854B CN 201510597699 A CN201510597699 A CN 201510597699A CN 105302854 B CN105302854 B CN 105302854B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
- G06F16/58—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
- G06F16/583—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content
- G06F16/5838—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content using colour
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Abstract
The present invention provides a kind of methods of mobile terminal color of image reproduction compatibility, wherein this method comprises: obtaining the color mode information for the image that user uploads or submits；Obtain the device parameter and its display parameters of mobile terminal；According to the device parameter of the mobile terminal of acquisition and its display parameters, the color intermediate scheme of mobile terminal is determined；The color mode for the image for being uploaded or being submitted according to user and the color intermediate scheme of mobile terminal carry out color management, so that having color display effect identical with original image when downloading the image in the terminal, colour consistency when a variety of mobile terminals reproduce same image may be implemented in method according to the present invention, the misalignment generated between different mobile terminal is avoided, the identical visual experience of people is given.
Description
Technical field
The invention belongs to high-fidelity colour reproduction fields, and in particular to a kind of mobile terminal color of image reproduction compatibility
Method.
Background technique
With sweeping across for mobile Internet tide, mobile terminal has become people's release information, understands information shopping, chats
The important tool of it etc..However, different mobile terminal is due to screen display technology difference, device resolution difference, color mode
The device diversities such as disunity problem and caused by poor user experience and due to color display error caused by user's dispute and
Property loss is gradually increasing, in order to get rid of due to different mobile terminal color present difference caused by variety of problems, this
The means that invention uses color management, which send image and download, carries out color intervention and processing, accomplishes multi-mobile-terminal face
The consistent effect of color reproduction.
Summary of the invention
The inconsistent problem of color reproduction, the purpose of the present invention caused by for the existing diversity due to mobile terminal
It is to provide a kind of method of mobile terminal color of image reproduction compatibility, present invention employs the means of color management on image
Pass to server and carry out color intervention and processing from server downloading image, realize image a variety of mobile terminal colors again
Existing consistent effect.
In order to achieve the above-mentioned object of the invention, the technical solution adopted by the present invention is that a kind of mobile terminal color of image reproduces one
The method of cause property, the method are realized in server end.It is described to specifically include:
On the one hand, a kind of method of image data storage when user uploads/submit image is provided, which comprises
Receive the image that terminal uploads, metadata information corresponding to described image.
The image data received is stored according to the corresponding metadata information of the image received, is specifically included:
Metadata information is corresponded to according to the image received, extracts color (color) information in image metadata, and
Establish image map information table.
Further, the color for corresponding to metadata information according to the image received, extracting in image metadata
(color) information, further includes:
Color (color) information in image metadata is filtered out from the image metadata information received.
Color (color) information obtained to screening judges:
If both icc profile information is nothing to the color profile information in received image color (color) information,
Then adding color profile information is sRGB.icc；
If color profile information in received image color (color) information both non-nothing of icc profile information,
Then keep original information.
The corresponding metadata information of the image that the basis receives stores the image data received, also wraps
It includes:
Image map information table is established, image name, image storage address and color of image profile information are mentioned
It takes and is filled into map information table.
Receive terminal send downloading image request, the downloading image request can be read in map information table to
Download the corresponding color profile information of image.
On the other hand, a kind of server is provided, the server includes:
First receiving module, for receiving terminal upload/submission image.
Parsing module receives the metadata information of terminal upload/submission image for parsing first receiving module,
And filter out color (color) information.
First preprocessing module, for being pre-processed to described image color (color) information.
Wherein, first preprocessing module, specifically includes:
Judging unit, for judging whether the colouring information the file information in described image color (color) information is complete.
Fills unit, for the result according to the judging unit by the colouring information file in color (color) information
Configuration file column Default population is sRGB.icc in the incomplete image correspondence mappings information table of information.
Memory module, for storing image data that the receiving module receives and matching with for retrieving corresponding color
Set the image map information table of the file information.
Further, the server further include:
Second receiving module carries institute in the downloading image request for receiving the downloading image request of terminal transmission
State the facility information of terminal device.
Second preprocessing module, for pre-processing facility information described in the second receiving module.
Wherein, the preprocessing module, specifically includes:
Taxon, for being carried out to the terminal device information in second receiving module according to equipment brand and model
Classification.
Embedded unit, for the facility information classified in the categorization module to be searched corresponding in facility information library set
Standby characteristic file simultaneously embeds it in facility information.
Reading unit, downloading image request for being received according to the second receiving module the memory module read to
Download the storage address and corresponding color characteristics the file information of image.
Color management module, for by upload/submission image data described in first receiving module according to second
Terminal device information described in receiving module carries out color management and data conversion.
Wherein, the color management module, specifically includes:
Loading unit, downloading image request for being received according to the second receiving module load image data to be downloaded with
And its color characteristics the file information in correspondence mappings information table.
CMM unit, for realizing the mathematical operation engine of color space transformation.
Converting unit, for the corresponding color profile letter of the device characteristics file according to the second preprocessing module
Breath, the conversion of color data loyalty of image to be downloaded is gone over, wherein conversion intention have saturation degree, can perceive, relative colorimetric,
Absolute colorimetric, the option can guarantee that height is consistent in order to guarantee image on different terminals depending on more user requires, it is proposed that
It is intended to using the conversion of relative colorimetric.
Return unit, for returning through the image data to be retrieved after data conversion.
Output module, image data information needed for being exported for equipment described in the second receiving module according to search result.
The beneficial effects of the present invention are:
The present invention is downloaded by being stored according to the certain metadata for receiving image to the image received to issuing
The mobile terminal of image request carries out classification processing, according to the corresponding mobile terminal of unique device characteristics the file information library lookup
Characteristic file finally carries out the color of image to be downloaded according to the corresponding color gamut space situation of the mobile terminal characteristic file
Conversion achievees the purpose that loyal presentation color of image.Multi-mobile-terminal color reproduction may be implemented using method of the present invention
Consistency, thoroughly solve due to mobile terminal diversity bring image color difference.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the method flow diagram that a kind of image that the embodiment of the present invention one provides is uploaded and stored；
Fig. 2 is a kind of method flow diagram of image downloading provided by Embodiment 2 of the present invention；
Fig. 3 is a kind of structural schematic diagram for server that the embodiment of the present invention three provides；
Fig. 4 is a kind of preprocessing module structural schematic diagram for server that the embodiment of the present invention three provides；
Fig. 5 is a kind of the second preprocessing module structural schematic diagram of server that the embodiment of the present invention three provides；
Fig. 6 is a kind of color management module structural schematic diagram for server that the embodiment of the present invention three provides；
Fig. 7 is a kind of structural schematic diagram for mobile terminal colour consistency system that the embodiment of the present invention four provides.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment one
Present embodiments provide it is a kind of a kind of method of image storage when user uploads/submit image is provided, referring to Fig. 1,
This method process is specific as follows:
101: receiving metadata information corresponding to the image and described image that terminal uploads；
Wherein, the metadata information refers to the information of description data attribute, for supporting as indicated storage location, history
The functions such as data, resource lookup, file record.The basic metadata information that image is included have image resource identifier, autograph,
Author, format, size, path, resolution ratio, color, color locating depth etc..
102: color (color) information in screening image metadata；
Wherein, color (color) information includes the color gamut space information or color profile of described image, color
Multimedia message is inessential metadata, therefore image color (color) information obtained may be nothing.
103: judging whether image color information is complete；
It is wherein, described to be judged as that color (color) information obtained to screening judges: if received image color
Color profile information is nothing in information, then adding color profile information is sRGB.icc；If received image color
The non-nothing of information, then keep original information.
104: storage image data；
105: establishing image map information table；
Wherein, relevant mapping information table is established in storing process, includes image name, image storage in map information table
Address and color of image profile information can be in map information tables when mobile terminal sends downloading image request
Read the corresponding color profile information of the image.
Method provided in this embodiment will extract image color information by screening, and establishing image map information table will scheme
As storage address and color of image profile information one-to-one correspondence, help to carry out color management in the server, guarantees figure
As color can be reappeared uniformly in multi-mobile-terminal.
Embodiment two
A kind of method for present embodiments providing image downloading, referring to 2, this method process is specific as follows:
201: terminal issues downloading image request；
Wherein, the terminal is mobile terminal, including mobile phone, tablet computer.
202: obtaining mobile terminal device information；
Wherein, the mobile device information refers to the brand and product type of mobile device.Obtaining facility information is
May know that equipment is in color pattern.
203: the facility information stored in comparison terminal device information library；
Wherein, the terminal device information library is one according to equipment brand and the corresponding screen message progress of product type
The facility information table of classification, field includes device type, screen type and the corresponding characteristic file of screen in information table.
By taking iPhone as an example, facility information is Apple Iphone6, is searched in facility information library, is found in information table
Screen characteristics file LGRGB.icc corresponding to the equipment is found in Apple-Iphone-6.
204: required image carries out color management and data processing；
Wherein, the color management refers to carrying out color mapping and conversion between different RGB modes, wherein conversion is intended to
Using the color method that compares, which realizes in server end.
205: image is downloaded in the form of binary stream
Embodiment three
A kind of server is present embodiments provided, which is used to execute the image storage in embodiment one and corresponds to
The method that downloading image request terminal device information carries out color management to image to be downloaded is issued, referring to Fig. 3, the server packet
It includes:
First receiving module 301, for receiving terminal upload/submission image；
Parsing module 302 receives first number of terminal upload/submission image for parsing first receiving module 301
It is believed that breath, and filter out color (color) information；
First preprocessing module 303, for being pre-processed to described image color (color) information；
Referring to fig. 4, the first preprocessing module 303, specifically includes:
Judging unit 303A, for judging whether described image color (color) information is complete；
Fills unit 303B, for the result according to the judging unit 303A by the color in color (color) information
Configuration file column Default population is sRGB.icc in the incomplete image correspondence mappings information table of information file information；
Memory module 304, for storing image that first receiving module 301 receives and with for retrieving correspondence
The image map information table of color profile information；
Further, the server, further includes:
Second receiving module 305 carries in the downloading image request for receiving the downloading image request of terminal transmission
The facility information of the terminal device；
Second preprocessing module 306, for pre-processing facility information described in the second receiving module；
Referring to Fig. 5, the second preprocessing module 306 is specifically included:
Taxon 306A, for the terminal device information in second receiving module according to equipment brand and model
Classify；
Embedded unit 306B, the facility information for will classify in the categorization module 306A are searched in facility information library
Corresponding device characteristics file simultaneously embeds it in facility information；
Reading unit 306C, the retrieval request for being received according to the second receiving module 305 is in the memory module 304
The image to be retrieved is searched in the image of storage；
Color management module 307, for by upload/submission image data described in first receiving module 301 according to
Color management and data conversion are carried out according to terminal device information described in the second receiving module 305.
Referring to Fig. 6, color management mould 307 is specifically included:
Loading unit 307A: the downloading image request for being received according to the second receiving module loads picture number to be downloaded
Color characteristics the file information accordingly and its in correspondence mappings information table；
CMM unit 307B, for realizing the mathematical operation engine of color space transformation；
Converting unit 307C, for the corresponding color gamut space feelings of the device characteristics file according to the second preprocessing module
Condition goes over the conversion of the color data loyalty of image to be downloaded, and conversion in the present embodiment is intended to be set as relative colorimetric.
Return unit 307D, for returning through the image data to be retrieved after data conversion.
Output module 308, image data information needed for being exported for equipment described in the second receiving module according to search result.
Wherein, the to be retrieved/output image can guarantee after the data processing by color management is sending downloading figure
Guarantee consistency of colour on the mobile terminal of picture request, if the image is transferred to other mobile terminal without server
When, color not can guarantee consistency.
Example IV
A kind of mobile terminal colour consistency system is present embodiments provided, referring to Fig. 7, which includes: terminal kimonos
Business device；
Terminal, for obtaining to be uploaded/submission image and downloading and display image；
Server is parsed for terminal being uploaded/being submitted image, is pre-processed, is stored；For downloading image to proposition
The facility information of requesting terminal is extracted, is handled；For by it is to be output/retrieval image color management and data conversion.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (8)
1. a kind of method of mobile terminal color of image reproduction compatibility, which is characterized in that the method is real on server end
Existing, the color mode of described image is RGB mode；The image for realizing color reproduction consistency must be by mobile terminal from clothes
It is engaged in not can guarantee colour consistency if without server acquired in the downloading of device end；The mobile terminal is mobile phone or plate
Computer；It specifically includes:
A, the metadata information as corresponding to the image and described image of user terminal uploads is received；
B, server stores the image received according to the corresponding metadata information of the image received；
The metadata information refers to the information of description data attribute, and image corresponds to metadata information and obtained by server parsing module
It takes；
The image received is stored according to the corresponding metadata information of the image received, specific steps include:
From the color profile information filtered out in the image metadata information received in color information corresponding with image
Both icc profile information；
The color information obtained to screening judges；
The image received and image corresponding color profile information are stored；
To screening obtain color information judge be specifically: if color profile information in received image color information
For nothing, then adding color profile information is sRGB.icc；If the received non-nothing of image color information, keeps original letter
Breath；
The image received and image corresponding color profile information are stored specifically: establishing phase in storing process
Map information table is closed, includes image name, image storage address and color of image profile information in map information table, when
When mobile terminal sends downloading image request, the corresponding color profile letter of the image can be read in map information table
Breath.
2. method according to claim 1, which is characterized in that the server includes:
First receiving module, for receiving terminal upload/submission image；
Parsing module receives the metadata information of terminal upload/submission image for parsing first receiving module, and sieves
Select color information；
First preprocessing module, for being pre-processed to described image color information；
Memory module, for storing image that the receiving module receives and with for retrieving corresponding color configuration file letter
The image map information table of breath；
Second receiving module carries the end in the downloading image request for receiving the downloading image request of terminal transmission
The facility information of end equipment；
Second preprocessing module, for pre-processing facility information described in the second receiving module；
Color management module, for receiving upload/submission image data described in first receiving module according to second
Terminal device information described in module carries out color management and data conversion；
Output module is used for the foundation search result of the equipment according to the second receiving module from picture number needed for server end output
According to arrive mobile terminal.
3. method according to claim 2, which is characterized in that the first preprocessing module, for described image color information
It is pre-processed, is specifically included:
Judging unit, for judging whether the colouring information the file information in described image color information is complete；
Fills unit, it is for the result according to the judging unit that the colouring information the file information in color information is incomplete
Configuration file column Default population is sRGB.icc in image correspondence mappings information table.
4. method according to claim 3, which is characterized in that judging unit judges that the color in described image color information is believed
When breath the file information is complete, corresponding informance is registered in map information table；If imperfect, filling module is enabled, by information
Configuration file column Default population is sRGB.icc in incomplete image correspondence mappings information table.
5. method according to claim 2, which is characterized in that the second preprocessing module specifically includes:
Taxon, for dividing according to equipment brand and model the terminal device information in second receiving module
Class；
Embedded unit, it is special that the facility information for will classify in the taxon searches corresponding equipment in facility information library
Property file simultaneously embeds it in facility information library；
Reading unit, the downloading image request for being received according to the second receiving module read to be downloaded in the memory module
The storage address of image and corresponding color characteristics the file information.
6. method according to claim 5, which is characterized in that the terminal device information library in embedded unit is that a foundation is set
The facility information table that spare unit board and the corresponding screen message of product type are classified, field includes equipment class in information table
Type, screen type and the corresponding characteristic file of screen.
7. method according to claim 2, which is characterized in that color management module specifically includes:
Loading unit: downloading image request for being received according to the second receiving module load image data to be downloaded and its
Color characteristics the file information in correspondence mappings information table；
CMM unit: for realizing the mathematical operation engine of color space transformation；
Converting unit:, will be to for the corresponding color gamut space situation of the device characteristics file according to the second preprocessing module
The conversion for downloading the color data loyalty of image is gone over；
Return unit: for returning through the image data to be retrieved after data conversion.
8. method according to claim 7, which is characterized in that converting unit equipment according to the second preprocessing module is special
Property the corresponding color gamut space situation of file, the conversion of the color data loyalty of image to be downloaded is gone over, wherein conversion be intended to have
Saturation degree can perceive, relative colorimetric, absolute colorimetric, depending on which can require according to user；Return unit is by data conversion
Parsing is become binary stream and passes through transmission to the mobile terminal for sending downloading image request by be retrieved/output image afterwards
In, the image of to be retrieved/output is presented on mobile terminal screen after recompiling；To be retrieved/output the image exists
It can guarantee after the data processing of color management and guarantee consistency of colour on the mobile terminal for sending downloading image request,
If the image is transferred to other mobile terminal without server, color not can guarantee consistency.
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| WO2019023968A1 (en) * | 2017-08-02 | 2019-02-07 | 深圳传音通讯有限公司 | Image color adjustment system and color adjustment method for smart terminal |
| CN107492128B (en) * | 2017-09-14 | 2020-11-20 | 光锐恒宇（北京）科技有限公司 | Image processing method and device |
| CN109471853B (en) * | 2018-09-18 | 2023-06-16 | 平安科技（深圳）有限公司 | Data noise reduction method, device, computer equipment and storage medium |
| CN110378974B (en) * | 2019-07-17 | 2021-09-14 | Oppo广东移动通信有限公司 | Picture processing method and device, mobile terminal and storage medium |
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