CN103674255A - Thermal image processing apparatus and thermal image processing method - Google Patents
Thermal image processing apparatus and thermal image processing method Download PDFInfo
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- CN103674255A CN103674255A CN201210355003.8A CN201210355003A CN103674255A CN 103674255 A CN103674255 A CN 103674255A CN 201210355003 A CN201210355003 A CN 201210355003A CN 103674255 A CN103674255 A CN 103674255A
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Abstract
The invention discloses a thermal image processing apparatus and a thermal image processing method, and relates to thermal image processing apparatuses and the application field of infrared detection. In the prior art, no effective means can be used for setting an analysis area during batch processing, the analysis area needs to be set manually and the workload is heavy. According to the invention, a reference image reflecting predetermined morphological characteristics of a photographed object is displayed in an infrared thermal image; a user takes a thermal image of the photographed object as visual reference for adjustment of the reference image; when the reference image is adjusted to visually match the photographed object, a position parameter of the adjusted reference image positioned in the infrared thermal image or a position parameter of an object having a predetermined positional relationship with the reference image is recorded; and therefore the technical requirements of the user are reduced, the processing speed is increased and the intensity of work is reduced.
Description
Technical field
Thermal imagery treating apparatus of the present invention and thermal imagery disposal route, relate to thermal imagery treating apparatus, and the application of infrared detection.
Background technology
As known technology, by thermal imaging device, the infrared data of shooting is recorded, be convenient to the follow-up state that subject thermal field analyzes to assess subject that carries out.
Recently, patent documentation application number for example: 201210008402.7 disclose a kind of thermal imagery device, it will embody benchmark image and the infrared imaging compound display of subject morphological feature, user is usingd this benchmark image as the vision reference of taking subject thermal imagery, carry out the shooting of subject, can make the thermal imagery quality of record improve, be convenient to follow-up batch processing analysis.
But when the reason due to photographer, the subject thermal imagery of field notes sometimes and the matching degree of benchmark image are not high, or, sometimes, while not preparing the benchmark image for this subject when taking, just need the follow-up analyzed area manually arranging for subject thermal imagery, so that batch processing analysis.Prior art, user is according to subject thermal imagery, and the analyzed area that it is arranged to point, line, surface has the problem of several aspects:
1) user, due to horizontal reason, is unfamiliar with as the analysis and understanding to subject, and mistake is easily set;
2) efficiency is low, workload is large;
3) for being arranged in the subject thermal imagery of infrared thermal imagery, manual operation arranges analyzed area, because size, angle, position that each subject thermal imagery of taking is arranged in infrared thermal imagery are nearly all not identical, when arranging a plurality of thermal imagery file of similar subject, be difficult to accomplish that the standard of each setting operation is unified, that is, be difficult to accomplish that the relative position of the relative subject thermal imagery of analyzed area to arranging is unified, like this, make follow-up analysis discreteness large.
The location parameter that need to have a kind of means can obtain easily subject thermal imagery is convenient to subsequent specifications analyzed area is set, or is convenient to the unified analyzed area of the standard that arranges, to enable to carry out batch processing analysis.
Summary of the invention
The invention provides a kind of thermal imagery treating apparatus and thermal imagery disposal route, in infrared thermal imagery, show the benchmark image that embodies the predetermined morphological feature of subject, user using subject thermal imagery as vision reference, carry out the adjustment of benchmark image, adjust to vision matching, and then record adjusts the location parameter of complete benchmark image, or there is the location parameter of the object of assigned position relation with benchmark image; Thus, user's technical requirement is reduced, the speed of arrangement improves, and working strength lowers.
For this reason, the present invention by the following technical solutions,
Acquisition unit, for obtaining pending infrared data;
Benchmark image specifying part, is used to specify the composition data of (corresponding with obtained infrared data) benchmark image, and described composition data is for obtaining the view data of benchmark image;
Position setting unit, is positioned at the location parameter of the infrared thermal imagery that described infrared data obtains for benchmark image is set;
Display control unit, for the benchmark image that specified composition data is obtained, according to described location parameter, the infrared thermal imagery that the infrared data obtaining with acquisition unit generates shows jointly;
Described position setting unit, for respond user's scheduled operation change position that benchmark image is arranged in infrared thermal imagery, size, the anglec of rotation one of at least;
There is recording unit, for responding predetermined operation, the data that obtain after regulation recorded information and infrared data or infrared data predetermined processing are set up to associated record.
The present invention also provides a kind of thermal imagery disposal route:
Obtaining step, for obtaining pending infrared data;
Benchmark image given step, is used to specify the composition data of (corresponding with obtained infrared data) benchmark image, and described composition data is for obtaining the view data of benchmark image;
Position setting steps, is positioned at the location parameter of the infrared thermal imagery that described infrared data obtains for benchmark image is set;
Show to control step, for the benchmark image that specified composition data is obtained, according to described location parameter, the infrared thermal imagery that the infrared data obtaining with obtaining step generates shows jointly;
Described position setting steps, for respond user's scheduled operation change position that benchmark image is arranged in infrared thermal imagery, size, the anglec of rotation one of at least;
There is recording step, for responding predetermined operation, the data that obtain after regulation recorded information and infrared data or infrared data predetermined processing are set up to associated record.
Other aspects of the present invention and advantage will be set forth by instructions below.
Accompanying drawing explanation:
Fig. 1 is the block diagram of electrical structure of the thermal imagery treating apparatus of embodiment.
Fig. 2 is the external form figure of the thermal imagery treating apparatus of embodiment.
Fig. 3 is the subject information of storing in storage medium and the enforcement schematic diagram of composition data.
Fig. 4 is the display case of benchmark image and infrared thermal imagery.
Fig. 5 is the display case of assistant images (analyzed area) and infrared thermal imagery.
Fig. 6 is the display case of benchmark image (with analyzed area) and infrared thermal imagery.
Fig. 7 is the schematic diagram of the thermal imagery treating apparatus display interface of embodiment.
Fig. 8 means the schematic diagram that interface is set of object processing menu.
Fig. 9 means the schematic diagram that interface is set of calculation and object menu.
Figure 10 means the effect schematic diagram of the auxiliary object that the different computation rules of calculation and object obtain.
Wherein, 101 represent: using the central point of profile T1 as basic point, carry out after convergent-divergent and distortion the effect schematic diagram of the auxiliary object of acquisition; 102 represent: profile T1 is carried out to 8 deciles, the effect schematic diagram of the auxiliary object of acquisition; 103 represent: calculate the outsourcing rectangle of profile T1, the effect schematic diagram of the auxiliary object of acquisition; 104 represent, calculate the center line of profile T1, the effect schematic diagram of the auxiliary object of acquisition; 105 represent: the effect schematic diagram of the auxiliary object that the unique point the local infrared thermal imagery of calculating benchmark image TU1() obtains.
Figure 11 means that record arranges the schematic diagram that interface is set of menu.
Figure 12 means the schematic diagram that interface is set of synthetic object menu.
Figure 13 is for utilizing benchmark image T1 to carry out matching operation to subject thermal imagery IR1, and the demonstration of the infrared thermal imagery display window in display interface changes schematic diagram.
Wherein, 1301 represent: pending infrared thermal imagery; 1302 represent: the benchmark image T1 that the composition data of appointment obtains and the demonstration image of infrared thermal imagery; 1303 represent: the demonstration image of benchmark image T1 and infrared thermal imagery in adjustment; 1304 represent: adjust the benchmark image T1 of (vision matching) and the demonstration image of infrared thermal imagery;
Figure 14 means a kind of control flow chart of processing procedure.
Figure 15 is the designated treatment process flow diagram of composition data.
Figure 16 is the formation schematic diagram of the thermal imagery file of record.
Figure 17 is the block diagram of the electrical structure of thermal imagery treating apparatus 100.
Figure 18 is the external form schematic diagram of thermal imagery treating apparatus 100.
Embodiment
Introduce embodiments of the invention below, although the present invention in embodiment 1, example is for the treatment of the thermal imagery treating apparatus of infrared data, as personal computer, the treating apparatus such as personal digital assistant device, also applicable to thermal imagery filming apparatus.
Embodiment 1, and Fig. 1 is the block diagram as the electrical structure of thermal imagery treating apparatus 1 of the present invention.
The thermal imagery treating apparatus 1 of the present embodiment has and carries out the whole CPU2 controlling, and the RAM3 being connected with CPU2 by bus, display part 4, hard disk 5, auxiliary storage portion 6, operating portion 7, communication interface 8.Thermal imagery treating apparatus 1 can be computing machine or special-purpose thermal imagery treating apparatus.
RAM3, temporary transient storage is by the interim various data that produce of CPU2 executive routine.
In hard disk 5, store the program for controlling, and the various data of using in controlling.And, as the example of the storage medium of the relevant composition data of Memory Reference image in the present embodiment.
Auxiliary storage portion 6, storage mediums such as CD-ROM, storage card and relevant interface.
Operating portion 7: for user, to thermal imagery treating apparatus 1, send indication, or input set information, CPU8, according to the operation signal of operating portion 7, carries out corresponding program.Operating portion 7 formations such as keyboard, mouse, do not limit therewith, can adopt touch-screen or voice control assembly etc. to realize operation yet.
CPU2 has controlled the whole action of thermal imagery treating apparatus 1, and in hard disk 5, the described control program of storage makes described CPU2 carry out corresponding processing.
CPU2 is as acquisition unit, and it obtains described pending infrared data; As infrared data as described in reading from auxiliary storage portion 6 or hard disk 5, in addition, also can from communication interface 8, be connected the infrared data obtaining with external unit, comprise with outside memory storage or thermal imagery filming apparatus and obtain pending infrared data.
Described infrared data, for obtaining the view data of infrared thermal imagery.Thermal imagery file for example, the designated frame in thermal-image data stream file for example, its data can be thermal-image data (AD values), can be also the view data of infrared thermal imagery, can be also the array datas of temperature value, or the data of these indications of compression etc.
Image that CPU2 also stipulates the infrared data of obtaining is processed, and image processes as correction, compression, decompress(ion), interpolation, pseudo-color, synthetic etc., is converted to the processing that is suitable for the data that record uses etc. with, demonstration.According to the different-format of infrared data, a kind of embodiment, for example, when the thermal-image data of the infrared data obtaining for compression, the processing of regulation is carried out decompress(ion) and is carried out corresponding predetermined processing the infrared data obtaining as CPU8; Predetermined processing is as pseudo-color processing, for example according to the setting range of the scope of the AD value of thermal-image data or AD value, determine corresponding pseudo-colored steel scope, view data using the concrete color value of each AD value correspondence in pseudo-colored steel scope as its respective pixel position in infrared thermal imagery, obtain the view data of infrared thermal imagery, in addition, the processing of regulation is also as the various processing of the regulations such as the infrared data after decompress(ion) is proofreaied and correct, interpolation.
Explanation of nouns
Below, the nouns such as the storage medium occurring herein, benchmark image, composition data, morphosis data, auxiliary composition data, synthetic object, calculating object, processing object are made an explanation.
Storage medium, can be the storage medium in thermal imagery device 13, as non-volatile memory mediums such as hard disk 5, storage cards 8, and the volatile storage medium such as interim storage part 6; Can also be and wired or wireless other storage mediums that are connected of thermal imagery device 13, as by with communication I/F5 wired or wireless be connected other device as the storage medium in other memory storages, thermal imagery device, computer etc. or the storage medium of network destination.Preferably, for obtaining the data in advance such as composition data of benchmark image, analyzed area, be stored in thermal imagery device 13 or connected non-volatile memory medium.In an embodiment, using hard disk 5 as the example of storing the storage medium of the data such as composition data.
Benchmark image, for having embodied the image of the predetermined morphological feature of subject, morphological feature can be subject in whole or in part or local morphological feature.
Demonstration image with reference to the benchmark image shown in figure 4 and infrared thermal imagery.Benchmark image TU1(shown in Fig. 4 401 is translucent), embodied the texture of subject, also embodied the profile of subject, thereby, more lively easy to understand, such benchmark image, such as visible images, infrared thermal imagery, the pre-rendered image that has comprised the features such as texture and profile of subject.Benchmark image T1(shown in Fig. 4 402 can be opaque or translucent) and infrared thermal imagery compound display, in lap position, (contour feature position) other location of pixels in addition can show infrared thermal imagery by all-transparent, such benchmark image, for only embodying the image of the edge contour feature of subject, few to blocking of subject thermal imagery.Benchmark image W1 shown in Fig. 4 403 has embodied the textural characteristics of subject, and in lap position, (textural characteristics position) other location of pixels in addition can show infrared thermal imagery by all-transparent.
Composition data, refers to the composition data relevant with benchmark image, for example, can be vector figure data, can be also dot array data, or include vector figure data and dot array data simultaneously, dot array data, for example, can be dot matrix image data, can also be as the dot array data of thermal-image data etc.In an embodiment, be divided into morphosis data and auxiliary composition data.Benchmark image is by morphosis data, or morphosis data obtain in conjunction with auxiliary composition data; The composition data that is used for obtaining benchmark image can be one or more, but wherein at least comprises morphosis data.Thus, benchmark image has embodied the morphological feature of corresponding subject, but in benchmark image, also can have the image section of non morphological characters.
Morphosis data, for obtaining example as shown in Figure 4 above, the composition data that has embodied the benchmark image of subject morphological feature is called morphosis data; Auxiliary composition data, in an embodiment, the composition data beyond morphosis data is called auxiliary composition data.The effect of auxiliary composition data, for example, for generating the assistant images that has represented analyzed area, analyzed area F1 as shown in Figure 5, is the analyzed area that prior art arranges, use separately with reference to a little less than property; User is difficult to the standardization that assurance arranges analyzed area each time.Preferably, by morphosis data and auxiliary composition data, jointly obtain benchmark image, with reference to the demonstration image shown in figure 6, benchmark image T1 and analyzed area F1 common with infrared thermal imagery demonstration, this prompting is provided, by promote benchmark image T1 with reference to effect, and the shortcoming a little less than having avoided F1 with reference to property, thus, in morphosis data, also can include auxiliary composition data.
In an embodiment, morphosis data in storage medium, have at least been stored.Composition data can be stored in storage medium as forms such as data file, thermal imagery file, image file, graphic files with the corresponding file of composition data.But also can for example in the mode of database, store composition data not with the form of the corresponding file of a composition data, composition data is as data corresponding to specific fields; In addition, also can be using a plurality of composition datas as a data file.Preferred mode, be associated with storing at storage medium corresponding to the composition data of same subject, and stored the assigned position relation between the object that composition data obtains (image or represent point, line, surface).
With reference to the table (hereinafter referred to as table 3) shown in figure 3, a kind of preferred implementation of the composition data of storing in storage medium is described, store a plurality of composition datas of a plurality of subject information and each subject information association.As shown in table 3, (type of morphosis data has a plurality of composition datas of a plurality of subject information associations: benchmark 1, benchmark 2, benchmark 3, the type of auxiliary composition data has: auxiliary 1), the analytical model information of " analytical model 1 " of auxiliary 1 correspondence, the analytical model information of " analytical model 2 " that all types of composition datas are corresponding, the diagnostic rule 1 that " analytical model 1 " is corresponding, the diagnostic rule 2 that " analytical model 2 " is corresponding carries out association by table 3.Wherein, also stored the information of the assigned position relation between the object that each composition data of same subject information association obtains, particularly, for example, under storage virgin state (be not subjected to displacement, the state of convergent-divergent, rotation under), the positional information of the object that the object that the composition data of the benchmark 2 of same subject information association, benchmark 3, auxiliary 1 type obtains obtains with respect to the composition data of benchmark 1 type respectively (coordinate position or also have size or also have the information of the anglec of rotation); In addition, assigned position relation can be also such form of expression, stores the positional information (coordinate position or the in addition information of size, the anglec of rotation) that all types of objects lays respectively at (for example, in infrared thermal imagery) in same reference system.In table 3, the information of assigned position relation is as an attribute of composition data, in addition, and the information of the assigned position relation that also can store separately.In addition, if carry out associated mode by store the index information (as filename etc.) of composition data in table 3, in storage medium also respective stored the file of composition data corresponding to index information (as filename etc.).In table 3, the type storage of classifying according to the rules of various composition datas, the display effect classification of the object for example obtaining according to composition data, benchmark 1 correspondence profile, benchmark 2 correspondences the infrared thermal imagery of prior processing (for example local standard subject thermal imagery), benchmark 3 correspondences texture, auxiliary 1 correspondence pay close attention to region.In addition also can classify according to taking purposes, data type (vector figure data, dot array data) etc.; In addition, classification be not limited to single composition data, also can to a plurality of composition datas constitute classify.In addition, be not limited to the form of implementation of table 3, other embodiment for example, also can only be stored composition data with the form of graphic file, image file, or further adopt file to classify to these files in storage medium.
Wherein, subject information is the information relevant with subject, such as one or more the combination that represents the information of subject place, type, numbering, title, model etc.
Although, as the embodiment of table 3, the information of the assigned position relation between the object that the composition data of pre-stored same subject information association obtains in storage medium; But can not store yet, for example, by user, give the relation of the assigned position between object, or have the default location rule of thermal imagery device 13 to give the relation of the assigned position between object.Assigned position relation based between object, two objects of take are example, can be arranged according to one of them object the location parameter (position or also comprise size, the anglec of rotation) of infrared thermal imagery, by keeping the two relative assigned position relation constant, the location parameter that another object is arranged in infrared thermal imagery (position or also comprise size, the anglec of rotation) is set.That is,, when one of them displacement, the displacement that another object is identical, to keep the relative position of the two constant; When size scaling occurs for one of them,, there is identical convergent-divergent in the basic point of another object based on identical, to keep the size of the two constant thereupon; When one of them rotates angle,, there is the identical anglec of rotation in the basic point of another object based on identical thereupon, to keep the relative rotation angle between the two constant.In special situation, for example an object is another object characteristic of correspondence point (characteristic coordinates point), and when another object is subjected to displacement, identical displacement occurs this unique point thereupon; When another object is during with respect to convergent-divergent basic point convergent-divergent, using this convergent-divergent basic point as true origin, after unique point convergent-divergent with respect to the coordinate (X2 of this convergent-divergent basic point, Y2) equal the front coordinate (X1 with respect to this convergent-divergent basic point of this unique point convergent-divergent, Y1) be multiplied by convergent-divergent rate S, be (X1*S, Y1*S); When benchmark image rotates angle P(as counterclockwise), the rotation basic point of unique point based on identical, there is the identical anglec of rotation thereupon, after unique point rotation, with respect to this, rotate the coordinate (X2 of basic point, Y2) with before this unique point rotation with respect to this, rotate the coordinate (X1 of basic point, Y1) relation: (X2, Y2)=(X1cosP-Y1sinP, Y1cosP+X1sinP).
Except pre-stored composition data, also can pass through the modes such as processing, calculating, obtain applicable composition data or obtain thus applicable benchmark image.
Processing object, passes through processing for processing rule according to the rules, obtains morphosis data or applicable benchmark image.Processing object for example, can be the morphosis data of " benchmark 1 " shown in table 4, " benchmark 2 ", " benchmark 3 " representative; For example, can be also thermal-image data or the infrared thermal imagery (morphosis data) that the thermal imagery file in storage card 8 obtains; For example, can be using the thermal-image data take obtaining or infrared thermal imagery as processing object; In addition, user also can select benchmark image wherein etc. in the demonstration image of display part 4 demonstrations, is used as processing object.The rule that the image processing such as processing rule such as " shearing ", " extraction of threshold values scope ", " edge extracting " are processed.
Calculating object, is used for calculating by the computation rule of regulation, obtains auxiliary composition data or applicable auxiliary object.Calculating object, for example, can be by from morphosis data or its associated composition data, appointment wherein as the composition data of calculating object.Described regulation algorithm such as the composition data to as calculating object carries out convergent-divergent, is out of shape, cuts apart, decile, calculating outsourcing rectangle, calculate inscribe rectangle, computing center's line, calculated characteristics point, envelope etc.
In addition, also can by user arrange and given and the object of morphosis data acquisition between there are the data of the point, line, surface of assigned position relation, for example, in the situation that the benchmark image of morphosis data acquisition and infrared thermal imagery demonstration are arranged the point, line, surface with benchmark image with assigned position relation as required by user.When benchmark image is adjusted, keep the relative position relation of the two constant, can guarantee that auxiliary object is unified and standard for subject thermal imagery.
Come to introduce in detail concrete operations and the control flow of embodiment 1 below.At this, suppose to have stored in hard disk 5 content as shown in Figure 3.The display interface of thermal imagery treating apparatus 1 is described with reference to figure 7, the option wherein, with menu setting: file CD0, object processing CD1, calculation and object CD2, record arrange display window CD5, the infrared thermal imagery display window CD6 of the selection window CD4 of CD3, subject information, the identity information of composition data (for example thumbnail).CPU2 and operating portion 7 etc. have formed configuration section, and CPU2 response user's operation signal carries out corresponding demonstration and controls, and by the content record of user's configuration to storage medium.Can carry out associative operation by operating portion 7 or by touch-screen 4.
Wherein, file CD0, for showing the pending infrared data of storage medium, as thermal imagery file etc., selects for user.
Wherein, object processing CD1, specifies processing object and setting (increase, revise, delete) processing rule for user, and the configuration interface with reference to shown in figure 8, illustrates " object processing CD1 " menu item.
Composition data CD11: the information that shows selective composition data, for example from table 3, obtain the type information of " benchmark 1 ", " benchmark 2 ", " benchmark 3 ", in addition, when there being other type information, the processing object type of appointment in the composition data based on storage for example, type information in conjunction with particular process rule representative composition data, also shows the type information of selecting object as for the election.
Processing object CD12: for user's Choice and process object.Obviously, can select one or morely, when selecting a composition data, representative is using this composition data as processing object; When having selected a plurality of composition data, representative by based on a plurality of composition datas according to corresponding object assigned position relation each other, and the object obtaining is as processing object.In addition, user also can select benchmark image wherein etc. in the demonstration image of display part 4 demonstrations, is used as processing object.In addition Choice and process object in, also can the thermal imagery file from the storage mediums such as storage card.
Process regular CD13: for user, select and arrange the processing rule for processing object; Processing rule comprises processing algorithm and correlation parameter, is choosing algorithm often by acknowledgement key 29, and display parameter hurdle is supplied to typing parameter (not shown).The processing such as processing algorithm such as " shearing ", " extraction of threshold values scope ", " edge extracting ", but also can carry out wherein multiple processing.
Shearing, extracts the data (as view data, thermal-image data) that processing object is arranged in share zone.
Threshold values scope is extracted, according to the algorithm of stipulating, the data that the data of processing object (as view data, thermal-image data) are positioned to threshold values scope are extracted (for infrared thermal imagery, for example extracting temperature band or color belt), the form of expression of threshold values scope, such as: thermal-image data AD value scope, the colour code scope of infrared thermal imagery, the threshold values scope of temperature, tonal range, brightness range, color gamut etc., can be the threshold values scope prestoring, the image that also can be obtained according to composition data by user carries out setting and the adjusting of threshold values scope.
Edge extracting is processed, according to the algorithm of stipulating, and the data of the edge contour in the data (as view data, thermal-image data) of extraction processing object.For example threshold values scope is according to the rules carried out binaryzation to definite processing object; Wherein, the threshold values scope of regulation can be the threshold values scope prestoring, also can show bianry image, by manually carrying out the setting of binaryzation threshold values scope, described threshold values scope is such as threshold values scope, tonal range, colour code scope of thermal-image data AD value scope, temperature etc. are set; Then, to the image after binary conversion treatment, carry out the processing of connected region; Then, connected region is carried out to edge detection process, obtain edge contour data.Further, also can carry out vectorized process to the edge contour data that obtain.
Wherein, calculation and object CD2, selects calculating object that the algorithmic rule of (increase, revise, delete) is also set for user.With reference to the configuration interface shown in figure 9, " calculation and object CD2 " menu item is described.
Object CD21: the information that shows selective object.The information of selective object for example obtains " benchmark 1 ", " benchmark 2 ", " benchmark 3 " from table 4, the type information of " auxiliary 1 ", in addition, when there being other type information, for example the calculating object type of appointment is in conjunction with the type information of the composition data of special algorithm rule representative, for example the processing object type of appointment, in conjunction with the type information of the composition data of particular process algorithm representative, also shows the type information of selecting object as for the election.
Calculating object CD22: select calculating object for user; Obviously, can select one or morely, when selecting a composition data, representative is using this composition data as calculating object; When having selected a plurality of composition data, representative by based on a plurality of composition datas according to each self-corresponding object assigned position relation each other, and the object obtaining is as calculating object.In addition, in the demonstration image that user also can show at display part 4, select one or more of object in benchmark image wherein, be used as calculating object.
Algorithmic rule CD23: select and arrange the algorithmic rule for calculating object for user; Algorithmic rule comprises algorithm and correlation parameter, the algorithm of algorithm such as convergent-divergent, distortion, unique point, decile, outsourcing rectangle, inscribe rectangle, center line, envelope etc., parameter is basic point, the convergent-divergent rate of convergent-divergent for example, basic point, the deformation rate (as aspect ratio) of distortion, the parameters relevant to algorithm such as quantity of the composition data type arranging based on unique point (as point, line, surface etc.) and size, decile, when choosing algorithm, display parameter hurdle is supplied to typing parameter (not shown).To selected calculating object, can select in conjunction with one or more algorithms and parameter.
With reference to Figure 10, illustrate that user is in operation " calculation and object CD2 ", by calculating object and algorithm parameter are set, the effect of the benchmark image obtaining (thering is assistant images part).
With reference to figure 10(101) shown in benchmark image T1 and auxiliary object F101, using profile T1 composition data (benchmark 1) as calculating object, using the central point of profile T1 as basic point, carry out after convergent-divergent and distortion the auxiliary object F101 of acquisition; This auxiliary object during as analyzed area, can be used for meter example as the Temperature Distribution of subject body, can reduce the impact on subject edge in surrounding environment.
With reference to figure 10(102) shown in benchmark image T1 and auxiliary object F102, using profile T1 composition data (benchmark 1) as calculating object, algorithm parameter is for carrying out 8 deciles, the auxiliary object F102 of acquisition; This auxiliary object during as analyzed area, can be used for meter example as the subregional Temperature Distribution such as difference of subject.
With reference to figure 10(103) shown in benchmark image T1 and auxiliary object F103, using profile T1 composition data (benchmark 1) as calculating object, algorithm parameter is for calculating outsourcing rectangle, the auxiliary object F103 of acquisition; This auxiliary object during as analyzed area, can be used for meter example as the maximum temperature of subject, can reduce the impact of the high temp objects in the background of infrared thermal imagery.
With reference to figure 10(104) shown in benchmark image T1 and auxiliary object F104, the center line based on contour images T1 and the auxiliary object F104 that arranges; This auxiliary object is during as analyzed area, and it can be used for meter example and distributes as the longitudinal temperature of subject.
With reference to figure 10(105) shown in benchmark image TU1 and auxiliary object F105, using TU1(TU1, being local infrared thermal imagery) composition data is as calculating object, algorithm parameter is for calculating pixel (scope of detected unique point) as high in temperature, the auxiliary object F105 obtaining, this auxiliary object during as analyzed area, can be used for subject characteristic portion to measure.
Wherein, record arranges CD3, arranges, for user after finishing dealing with, by the regulation recorded information with infra red data as-sodation storage.Configuration interface with reference to shown in Figure 11, illustrates " record arranges CD3 " menu item.The one or more formation as regulation recorded information the positional information of object when response record is indicated that user can obtain from composition data, composition data, the index information of composition data (as the filename of composition data, numbering etc.), subject information.
Wherein, benchmark image CD4, arranges the regulation specified type of specified composition data, position, synthetic parameters for user.Configuration interface with reference to shown in Figure 12, illustrates " benchmark image CD4 " menu item.
Composition data CD41: show the information for the composition data of appointment, the information of selective object for example obtains " benchmark 1 " from table 3, " benchmark 2 ", " benchmark 3 ", the type information of " auxiliary 1 ", in addition, when there being other type information, if the processing object type arranging at " object processing CD1 " is in conjunction with the type information of the regular representative of particular process " benchmark 2(processing) ", if the calculating object type arranging in " calculation and object CD2 " is in conjunction with the type information of specific calculation rule representative " benchmark 1(calculating) ", also show the type information of selecting composition data as for the election.
Benchmark image CD42: select for obtaining the composition data of benchmark image for user.Can therefrom select one or more.
Location rule CD43: the relevant location rule of reference position parameter (position, or also have size, or also have the anglec of rotation) that is positioned at infrared thermal imagery for user configuration and benchmark image.
Wherein, assigned address: the default location rule that is positioned at the reference position parameter (position, size, the anglec of rotation) of infrared thermal imagery for the object of selected composition data acquisition is set.For example, when user chooses " assigned address hurdle ", show input field (not shown), user can input object that selected composition data obtains position, size, the anglec of rotation in infrared thermal imagery.When all not inputting, for example, can default location starting point the upper left corner that is infrared thermal imagery, be of a size of original size, the anglec of rotation is 0.In addition in, also can adaptive region, adaptive mode arranges the location rule of acquiescence.
Wherein, relative position: select this, by first associated according to composition data additional in infrared data positional information, or selected composition data associated positional information in advance, obtaining the object that this composition data obtains will be arranged in the location parameter of infrared thermal imagery.
Synthetic parameters CD44: for the synthetic object of selected composition data acquisition and the synthetic parameters of infrared thermal imagery are set, synthetic parameters is transparent rate for example, and the overlapping order when having a plurality of synthetic object further, also can have (not shown) such as color, line styles.
The control flow of the present embodiment is described with reference to Figure 14.
Steps A 01, obtains and needs infrared data to be processed; At this, according to the difference of thermal imagery file, infrared data can be thermal-image data or the infrared thermal imagery of thermal imagery file including.
After thermal imagery treating apparatus 1 starts, CPU2 implements its control, Graphics Processing interface, user is by being stored in the thermal imagery file in auxiliary storage portion 6 or hard disk 5 as selection, obtain pending infrared data, or the infrared thermal imagery that CPU2 obtains the infrared data in thermal-image data stream file carries out the broadcasting of regulation frame frequency, or the thumbnail of demonstration infrared thermal imagery etc., provide user to specify pending infrared data; CPU2 determines according to user's operation and obtains pending infrared data.In addition, the infrared data that also can be connected to obtain with external unit from communication interface 8, comprises with outside memory storage or thermal imagery filming apparatus and being connected, and obtains pending infrared data.In addition, can not show infrared thermal imagery.In the present embodiment, the image that CPU2 implements regulation to pending infrared data is processed, and generates display image data, and is presented at the IR image display the window's position at display part 4 processing interfaces.As shown in 1301 in Figure 13.In the past, the analysis setting to the subject thermal imagery IR1 in this infrared thermal imagery, trouble and time-consuming, when arrangement personnel are due to horizontal reason, mistake is easily set.
Steps A 02, the designated treatment of the composition data of benchmark image, its step step S101-S109 as shown in Figure 15.Its result, according to the type of the composition data of the benchmark image of the setting in Figure 12, specifies T1 composition data to obtain benchmark image.
Steps A 03, position set handling, first the positional information that the infrared data that judgement is obtained has added benchmark image? if any, according to additional positional information, the reference position parameter that benchmark image is arranged in infrared thermal imagery is set, as nothing, according to the location rule of acquiescence, carry out setting position parameter.
Steps A 04, shows benchmark image and infrared thermal imagery; State shown in display interface 1302.
Steps A 05, user is by operating portion 7, the position, size, the anglec of rotation that change adjustment (redefining) contour images T1 are removed the subject thermal imagery IR1 of coupling as shown in infrared window interface 1302, at this moment, position setting unit, according to the position of user's typing, size, the anglec of rotation, arranges position, size, the anglec of rotation that benchmark image is arranged in infrared thermal imagery; Then, in steps A 05, benchmark image and subject thermal imagery after changing are shown, reaction user's adjustment process, for example, experience the state shown in infrared window interface 1303.
A kind of embodiment of the adjusting operation of typing benchmark image position and/or size and/or the anglec of rotation, for example in display interface, choose benchmark image, then, the upper and lower, left and right key of pressing a directionkeys has represented the regulation displacement of prescribed direction, repeatedly presses the adjustment that can complete displacement.Press once " upper key, lower key " simultaneously and represented that regulation convergent-divergent rate amplifies, press once " left button, right button " and represented that regulation convergent-divergent rate dwindles, repeatedly press the adjustment that can complete convergent-divergent.Press once " upper key, left button " has represented and take benchmark image central point as the basic point predetermined angular that turns clockwise simultaneously, press once " upper key, right button " and represented that take benchmark image central point is rotated counterclockwise predetermined angular as basic point, repeatedly presses the adjustment that can complete the anglec of rotation.In addition also can complete by mouse.
More than, for adjusting the step of benchmark image, its essence mates to obtain position, size, the angle of subject thermal imagery IR1 in infrared thermal imagery for working as by adjusting benchmark image to subject thermal imagery.
Utilize contour pattern T1 as Matching and modification means, can significantly reduce intractability, can not omit emphasis and be concerned about position, speed improves, and common user is easy to grasp this processing technical ability, guarantees the data validity of trailer record.
Steps A 06, when user is adjusting contour images T1 to itself and subject thermal imagery IR1 during in vision matching state,
For example reach the state shown in infrared window interface 1304, press and record key 21 and send record indication.
Steps A 07, recording processing, recording unit, for response record indication, sets up associated record by the data that obtain after the recorded information of regulation and infrared data or infrared data predetermined processing; In addition, also can by be originally kept at positional information in thermal imagery file delete (if any).
Particularly, a kind of embodiment, will stipulate recorded information and infrared data (former thermal imagery file) association store, also can by be originally attached to positional information in thermal imagery file delete (if any).
Another kind of embodiment, this thermal-image data being implemented to the thermal-image data compression of regulation processes, the information of the specified regulation record in interim storage part 6 and the thermal-image data after compression are associated, generate new thermal imagery file record to storage medium, in addition also can after the information of having added, compress again.
An embodiment for associated record, the information that selected subject is information-related is additional as the information of the infrared data of prescribed form, see a kind of enforcement schematic diagram of the thermal imagery file structure in Figure 16; Wherein, infrared data 1601 is the thermal-image data after compressing; With regulation recorded information 1602, comprise that subject information, T1 composition data, F1 composition data, F1 and the T1 of representative " subject 1 ", when response record is indicated, are arranged in the location parameter of infrared thermal imagery; Other additional informations 1603 as original other additional information etc.
Regulation recorded information as shown in figure 11, for example, can be following information:
1) subject information can be the partial information stipulated in subject information or all.
2) composition data of benchmark image or there is the composition data of other objects of assigned position relation with benchmark image; In composition data CD31, wherein, the composition data of benchmark image is associated and have other composition datas (as auxiliary 1, benchmark 2) of assigned position relation; For example, algorithm calculates to appointment calculating object the composition data (as benchmark 1 " calculating ") obtaining according to the rules; Process according to the rules algorithm to the composition data (as benchmark 2 " processing ") of specifying processing object processing to obtain; Wherein, processing object and calculating object, be generally the composition data of specified benchmark image or have the composition data of the object of assigned position relation with benchmark image.
3) index information, such as the filename of composition data, numbering etc.
4) positional information,
While indicating as response record, benchmark image is arranged in the location parameter of infrared thermal imagery.
While indicating as response record, there is the object (being generally analyzed area) of assigned position relation with benchmark image, be arranged in the location parameter of infrared thermal imagery.For example, can obtain according to the location parameter of benchmark image.
In actual applications, conventionally select to preserve composition data and the location parameter of analyzed area, make can directly apply in batch processing.
In the present embodiment, the regulation recorded information arranging according to user is: " benchmark 1 ", " auxiliary 1 ", " positional information of benchmark 1 ", " auxiliary 1 positional information ", " subject information " are as the information that needs to record with infra red data as-sodation in recording processing; The regulation recorded information of required record has: " T1 composition data ", " F1 composition data ", " positional information of T1 comprises the information of the position that is arranged in infrared thermal imagery after adjustment, size, the anglec of rotation " (location parameter of Figure 130 4), " positional information of F1 comprises the information (location parameter of Figure 130 4) of the position that is arranged in infrared thermal imagery after adjustment, size, the anglec of rotation ", " subject 1 ".Wherein, the object F1 that F1 composition data obtains is arranged in the location parameter of infrared thermal imagery, for be arranged in the location parameter of infrared thermal imagery according to T1, and the relative position relation of F1 and T1, obtain.And in Figure 13, F1 do not show, but also can be configured to, jointly form benchmark image with T1 and show.
In addition, also can the recorded information of regulation be recorded in the message file of thermal imagery file association medium, CPU2 as recording unit can generate this message file or the recorded information of regulation is appended to existing message file, as the recorded information of corresponding regulation is sent in the database of depositing thermal imagery file.
Like this, the preservation associated with infrared thermal imagery of the recorded information of regulation will greatly reduce follow-up Computer Analysis workload, and batch processing and intelligent diagnostics are easy to realize.
Steps A 08, CPU2 judges whether user exits reference pattern.As nothing, get back to steps A 05, embodied benchmark image T1 after adjusting and the show state of infrared thermal imagery.If any exiting indication, finish reference pattern.
Definite processing of the composition data of benchmark image in the present embodiment is described with reference to Figure 15.
Step S101, judges whether infrared data (frame) has the composition data of additional benchmark image, if any, jumping to step S109, CPU2 is appointed as this composition data for obtaining the composition data of benchmark image; As nothing, enter next step.
In addition, also there is such embodiment, in hard disk 5, only have one or while having the composition data of benchmark image of acquiescence appointment, CPU2 is specified the composition data of this acquiescence.
Step S102, judge the relevant index information of composition data of the benchmark image that whether infrared data (frame) is additional or be associated with, for example, index information such as the filename of the associated composition data of preserving, numbering etc., if any, jump to step S109, CPU2 selects composition data according to associated index information; As nothing, enter next step.
Step S103, judges the whether relevant additional subject information of infrared data (frame), if any, jump to step S106; As nothing, enter next step.
Step S104, the table 3 based on storage, makes the assigned position of display part 4 show the subject information of specified quantity;
Step S105, then, according to the cognition to subject thermal imagery, or recording chart during shooting, by shown subject information on 7 pairs of display parts 4 of operating portion, selected.Wherein, when the subject information in table 3 is constituted by the attribute information of a plurality of attributes, by the list successively (or tree-shaped demonstration) of the attribute information (subject selection information) of a plurality of attributes of formation subject information is shown and repeatedly selected, finally select subject information.For example, suppose subject information " subject 1 " by correspondence transformer station's attribute, battery limits attribute, the attribute information of device type attribute " transformer station 1 ", " battery limits 1 ", " equipment 1 " forms, selecting operation can be to select selection " transformer station 1 " information (attribute information) from the subject of specified quantity corresponding to shown transformer station's attribute, then, from the subject of specified quantity corresponding to battery limits attribute, select selection " battery limits 1 " information (attribute information), then, from the subject of specified quantity corresponding to device type attribute, select selection " equipment 1 " information (attribute information), finally select " subject 1 ".Selecting operation to be decomposed into operates and finally selects subject information the repeatedly selection of attribute information.In addition, subject information also can be corresponding device type, model etc.
Step S106, then, the regulation that judges whether form composition data is determined type (or subject information only associated morphosis data); If any, at step S109, CPU2 type is according to the rules specified composition data.In the present embodiment, the composition data type of regulation is benchmark 1, and at step S109, according to benchmark 1, specifying composition data is T1 composition data.As nothing, enter next step.
Step S107, the morphosis data of subject information as shown in Figure 3 and associated a plurality of types thereof in hard disk 5, have been stored, the subject information association of selecting the composition data of a plurality of types, and the composition data that wherein there is no definite type up to specification, or the definite type of regulation is not set in advance, enter next step.
Step S108, makes display part 4 show the relevant information of a plurality of composition datas of this subject information association, and for example the identity information of each composition data is selected again by user.Described identity information, filename as relevant in the identify label that represents the composition data that it is corresponding, numbering, thumbnail, character, icon, numeral, code etc., the thumbnail that for example shows benchmark image, selects for user, can select one or more.Or, also can adopt after compound display, by switching shown benchmark image mode, specify.
Step S109, when user selects, according to user's selection, selects for obtaining the composition data of benchmark image.
As mentioned above, adjustment and the vision matching by benchmark image, the infrared thermal imagery of processing analyzed; Utilize the benchmark image of profile and/or textural characteristics to carry out restriction and the visual cues to user to the analysis position of subject, avoided omission, thereby guaranteed the quality of infrared thermal image technique, and improved the speed of processing; When the laggard line item of vision matching, and the recorded information of the regulation of the position of benchmark image, size, angle and subject thermal imagery are set up to associated record, make this infrared thermal imagery be easy for follow-up batch processing analysis.
In addition, in the present embodiment, although the composition data of benchmark image is kept in hard disk 5 in advance, also the infrared thermal imagery obtaining can be carried out obtaining after predetermined processing, or be kept in other storage medium.
In the situation that not departing from thought of the present invention, can carry out to disclosed embodiment other modifications and variations, these modifications that are included within the scope of claim all should be as a part of the present invention.
The present embodiment is in thermal imagery device 13, in flash memory 9, has stored under playback mode, carries out the infrared thermal imagery to playback, and the control program of benchmark image and adjustment benchmark image is set.With thermal imagery treating apparatus 1 difference, be that thermal imagery device 13 has the shoot part 1 of taking acquisition thermal-image data, other primary structure and the thermal imagery treating apparatus 1 shown in Fig. 1 are roughly the same.
Shoot part 1 consists of not shown optics, lens driving parts, infrared eye, signal pre-processing circuit etc.Optics is comprised of infrared optics lens, for the infrared radiation of reception is focused on to infrared eye.Lens driving parts drive lens to carry out according to the control signal of control part 10 and focus on or zoom operation.In addition also can be, the optics of manual adjustments.Infrared eye, as the infrared focal plane detector of refrigeration or non-refrigeration type, is converted to electric signal the infrared radiation by optics.Signal pre-processing circuit comprises sample circuit, A/D convertor circuit, timing trigger circuit etc., by signal processing such as the electric signal from infrared eye output sample within the cycle of regulation, through A/D convertor circuit, be converted to digital thermal-image data, this thermal-image data is for example 14 or 16 s' binary data (being called again AD value).
Show the control that control portion 3 carries out according to control part 10, the view data of carrying out the demonstration use that interim storage part 6 is stored is presented at display part 4.Communication I/F5 is such as according to communication specifications such as USB, 1394, networks, thermal imagery device 13 is connected to the also interface of exchanges data with external device (ED), as external device (ED), such as enumerating personal computer, server, PDA(personal digital assistant device), other thermal imagery device, visible ray filming apparatus, memory storage etc.
Interim storage part 6 is as volatile memory such as RAM, DRAM, as the memory buffer that the thermal-image data of shoot part 1 output is carried out to interim storage, simultaneously, working storage as image processing part 2 and control part 10 works, the data that temporary transient storage is processed by image processing part 2 and control part 10.Be not limited to this, the storer that the processor inside such as control part 10, image processing part 2 comprise or register etc. also can be interpreted as a kind of temporary storage medium.
Storage card I/F7, as the interface of storage card 8, on storage card I/F7, be connected with the storage card 8 as rewritable nonvolatile memory, be arranged in the draw-in groove of thermal imagery device 13 main bodys detachable, according to the control of control part 10, record the data such as thermal-image data.
Operating portion 11: carry out various indication operations for user, or input the various operations such as set information, control part 10, according to the operation signal of operating portion 11, is carried out corresponding program.With reference to figure 2, operating portion 11 is described, provides that button that user operates records that key 21, switch key 22, focusing key 23, menu are strong 24, mode key 25, processing key 26, acknowledgement key 27, directionkeys 28, key position 29, playback key 30 etc.; Wherein, record key 21 for recording operation; Switch key 22 is for the synthesis of the blocked operation of object etc.; Focusing key 23 is for the operation of focusing; Menu strong 24 is for entering or exit the operation of menu mode; Mode key 25 is for entering or exit reference pattern; Processing key 26 is for entering or exit cooked mode; Acknowledgement key 27 is for confirming operation; Directionkeys 28 is for carrying out the selection of menu entries etc.; Key position 29 is for entering or exit orientation detection pattern; Playback key 30 is for entering or exit playback mode.Be not limited to this, also can adopt touch-screen 31 or speech recognition component (not shown) etc. to realize relevant operation.
The whole action of thermal imagery device 13 is controlled by control part 10, at storage medium, for example in flash memory 9, stores the program for controlling, and the various data of using in each several part control.
Due to, thermal imagery device 13 is except shoot part 1, and other primary structure and the thermal imagery treating apparatus 1 shown in Fig. 1 are roughly the same.Omitted the explanation of embodiment.
In addition, the subject thermal imagery of power industry of usining in embodiment exemplifies as application, and the every profession and trade that is also useful in infrared detection is extensively used.
In addition, also can realize the processing of the part or all of parts in embodiments of the present invention and control function with special circuit or general processor or programmable FPGA.
The above-mentioned described only embodiment for inventing, variously exemplify explanation and essence of an invention Composition of contents is not limited, those skilled in the art can carry out to embodiment other modifications and variations having read after instructions, and does not deviate from essence of an invention and scope.
Claims (10)
1. thermal imagery treating apparatus, comprising:
Acquisition unit, for obtaining pending infrared data;
Benchmark image specifying part, is used to specify the composition data of (corresponding with obtained infrared data) benchmark image, and described composition data is for obtaining the view data of benchmark image;
Position setting unit, is positioned at the location parameter of the infrared thermal imagery that described infrared data obtains for benchmark image is set;
Display control unit, for the benchmark image that specified composition data is obtained, according to described location parameter, the infrared thermal imagery that the infrared data obtaining with acquisition unit generates shows jointly;
Described position setting unit, for respond user's scheduled operation change position that benchmark image is arranged in infrared thermal imagery, size, the anglec of rotation one of at least;
There is recording unit, for responding predetermined operation, the data that obtain after regulation recorded information and infrared data or infrared data predetermined processing are set up to associated record.
2. thermal imagery treating apparatus as claimed in claim 1, is characterized in that, the benchmark image that specified composition data obtains has embodied the morphological feature corresponding to subject profile.
3. thermal imagery treating apparatus as claimed in claim 1, is characterized in that,
Described benchmark image specifying part, for according to the related information of selected infrared data, specifies automatically for obtaining the composition data of benchmark image.
4. thermal imagery treating apparatus as claimed in claim 1, is characterized in that,
Described benchmark image specifying part, for the composition data of storing based on storage medium, according to the index information relevant with composition data of selected infra red data as-sodation, specifies the composition data of benchmark image.
5. thermal imagery treating apparatus as claimed in claim 1, is characterized in that,
Described benchmark image specifying part, for subject information and the associated composition data of storing based on storage medium, according to the subject information of selected infra red data as-sodation, specifies the composition data of benchmark image.
6. thermal imagery treating apparatus as claimed in claim 1, is characterized in that,
There is subject information display control unit, for controlling the subject that makes display part show specified quantity, select information;
The subject that described benchmark image specifying part is selected according to user is selected information, by selecting this corresponding composition data, for obtaining the composition data of benchmark image.
7. thermal imagery treating apparatus as claimed in claim 1, is characterized in that,
There is composition data display control unit, for controlling the selection information that makes display part show the composition data of specified quantity;
The composition data that described benchmark image selection portion is selected according to user is selected information, by selecting this corresponding composition data, for obtaining the benchmark image composition data of benchmark image.
8. thermal imagery treating apparatus as claimed in claim 1, is characterized in that,
Described position setting unit, for respond user's scheduled operation change position that benchmark image is arranged in infrared thermal imagery, size, the anglec of rotation one of at least;
There is recording unit, for responding predetermined operation, the variable quantity of the displacement occurring before benchmark image adjustment is adjusted afterwards relatively, convergent-divergent rate, the anglec of rotation, or, benchmark image after adjustment is arranged in the positional information of infrared thermal imagery, or, location parameter and the infra red data as-sodation record of the object that there is assigned position relation with benchmark image after benchmark image is adjusted.
9. thermal imagery treating apparatus as claimed in claim 1, is characterized in that,
There is recording unit, for responding predetermined operation, by the composition data of benchmark image, there is composition data and the infra red data as-sodation record of the object of assigned position relation with benchmark image.
10. thermal imagery disposal route, comprising:
Obtaining step, for obtaining pending infrared data;
Benchmark image given step, is used to specify the composition data of (corresponding with obtained infrared data) benchmark image, and described composition data is for obtaining the view data of benchmark image;
Position setting steps, is positioned at the location parameter of the infrared thermal imagery that described infrared data obtains for benchmark image is set;
Show to control step, for the benchmark image that specified composition data is obtained, according to described location parameter, the infrared thermal imagery that the infrared data obtaining with obtaining step generates shows jointly;
Described position setting steps, for respond user's scheduled operation change position that benchmark image is arranged in infrared thermal imagery, size, the anglec of rotation one of at least;
There is recording step, for responding predetermined operation, the data that obtain after regulation recorded information and infrared data or infrared data predetermined processing are set up to associated record.
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Address after: Yuhang District of Hangzhou city in Zhejiang province 311113 Qixian Village Building 1 Liangzhu Street Bridge Applicant after: Mission Infrared Electro-optics Technology Co., Ltd. Address before: Hangzhou City, Zhejiang province Binjiang District 310051 shore road 1180, room 1 No. 2 factory on the west side of the five floor corridor Room 501 Applicant before: Mission Infrared Electro-optics Technology Co., Ltd. |
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Application publication date: 20140326 |