CN113532268A - Object measuring method, photographing terminal, and storage medium - Google Patents
Object measuring method, photographing terminal, and storage medium Download PDFInfo
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- CN113532268A CN113532268A CN202010313626.3A CN202010313626A CN113532268A CN 113532268 A CN113532268 A CN 113532268A CN 202010313626 A CN202010313626 A CN 202010313626A CN 113532268 A CN113532268 A CN 113532268A
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- 238000000034 method Methods 0.000 title claims abstract description 42
- 238000012545 processing Methods 0.000 claims description 9
- 230000000007 visual effect Effects 0.000 claims description 8
- 230000006870 function Effects 0.000 description 10
- 238000005259 measurement Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 238000000691 measurement method Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
Abstract
According to the object measuring method, the shooting terminal and the storage medium, the distance between the shooting terminal and the object to be shot is obtained, and the screen occupation ratio of the image shot by the object to be shot at the shooting terminal is obtained; determining the size information of the shot object according to the distance and the screen occupation ratio; displaying the size information of the shot object; namely, the size information of the object is determined by the distance between the acquired terminal and the object and the screen occupation ratio of the object in the shooting picture when the shooting terminal shoots the object, so that the size information of the object is simply and conveniently measured.
Description
Technical Field
The present invention relates to terminal technologies, and in particular, to an object measurement method, a shooting terminal, and a storage medium.
Background
With the development of terminal technology, the functions of the terminal become more and more powerful. However, the user may need to know more detailed information such as the actual size of the target object on the captured picture.
It is common to actually measure a target object with a measuring tool, such as a ruler, a tape measure, etc.
However, these measuring tools are usually dedicated devices, which require users to carry the measuring tools, and thus the operation is inconvenient.
Disclosure of Invention
In view of the above problems, the present invention provides an object measuring method, a photographing terminal, and a storage medium.
In a first aspect, the present invention provides an object measurement method, comprising: acquiring the distance between a shooting terminal and a shot object, and acquiring the screen occupation ratio of a picture shot by the shot object at the shooting terminal; determining the size information of the shot object according to the distance and the screen occupation ratio; and displaying the size information of the shot object.
In other optional embodiments, the method further comprises: acquiring size information of the shot object at different shooting angles; and generating and displaying a three-dimensional image of the shot object according to the size information of the shot object at different shooting angles.
In other optional embodiments, the method further comprises: and storing the size information of the shot object.
In other optional embodiments, the determining the size information of the shot object according to the distance and the screen occupation ratio includes: determining the size information of the picture shot by the shooting terminal according to the shooting visual angle and the distance of the shooting terminal; and determining the size information of the shot object according to the size information and the screen occupation ratio of the picture.
In other optional embodiments, the shooting terminal is provided with an infrared ranging unit; the acquiring of the distance between the shooting terminal and the shot object comprises: and acquiring the distance between the shooting terminal and the shot object through the infrared ranging unit.
In a second aspect, the present invention provides a photographing terminal, including: the device comprises an acquisition module, a display module and a display module, wherein the acquisition module is used for acquiring the distance between a shooting terminal and a shot object and acquiring the screen occupation ratio of a picture shot by the shot object at the shooting terminal; the determining module is used for determining the size information of the shot object according to the distance and the screen occupation ratio; and the display module is used for displaying the size information of the shot object.
In other optional embodiments, the photographing terminal further includes a processing module; the processing module is used for acquiring the size information of the shot object at different shooting angles; and generating and displaying a three-dimensional image of the shot object according to the size information of the shot object at different shooting angles.
In other optional embodiments, the photographing terminal further includes a storage module; the storage module is used for storing the size information of the shot object.
In a third aspect, the present invention provides a photographing terminal, including: one or more processors, a memory, a camera and an infrared ranging unit; the memory for storing one or more programs; the camera is used for shooting a shot object; the infrared distance measuring unit is used for acquiring the distance between the shooting terminal and the shot object; when executed by the one or more processors, cause the one or more processors to implement a method as in any preceding claim.
In a fourth aspect, the present invention provides a readable storage medium having stored therein computer executable instructions which, when executed by a processor, implement a method as in any of the preceding claims.
According to the object measuring method, the shooting terminal and the storage medium, the distance between the shooting terminal and the object to be shot is obtained, and the screen occupation ratio of the image shot by the object to be shot at the shooting terminal is obtained; determining the size information of the shot object according to the distance and the screen occupation ratio; displaying the size information of the shot object; namely, the size information of the object is determined by the distance between the acquired terminal and the object and the screen occupation ratio of the object in the shooting picture when the shooting terminal shoots the object, so that the size information of the object is simply and conveniently measured.
Drawings
FIG. 1 is a schematic diagram of an application scenario in which the present invention is based;
FIG. 2 is a schematic diagram of another application scenario upon which the present invention is based;
FIG. 3 is a schematic flow chart of a method for measuring an object according to the present invention;
FIG. 4 is a schematic flow chart of another object measurement method provided by the present invention;
FIG. 5 is a schematic flow chart of another object measuring method provided by the present invention;
FIG. 6 is a schematic diagram of an object measurement method according to the present invention;
fig. 7 is a schematic structural diagram of a shooting terminal provided by the present invention;
fig. 8 is a schematic diagram of a hardware structure of a shooting terminal provided in the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions in the examples of the present invention will be clearly and completely described below with reference to the accompanying drawings in the examples of the present invention.
With the development of terminal technology, the functions of the terminal become more and more powerful. However, the user may need to know more detailed information such as the actual size of the target object on the captured picture.
In the prior art, it is common to actually measure a target object by using a measuring tool, such as a ruler, a tape measure, etc. However, these measuring tools are usually dedicated devices, which require users to carry the measuring tools, and thus the operation is inconvenient.
In view of the above technical problems, the technical idea of the present invention is to apply a ranging technique to a terminal, so that when the terminal shoots an object, the actual size information of the object can be determined according to the acquired distance between the terminal and the object and the screen occupation ratio of the object in the shooting picture, thereby realizing simple and convenient measurement of the size information of the object.
Fig. 1 is a schematic diagram of an application scenario based on the present invention, and as shown in fig. 1, one of the application scenarios based on the present invention includes: the shooting terminal 1 and the object 2 to be shot, and the shooting terminal 1 can be a mobile phone, a computer, a vehicle recorder and other devices with a shooting function. Among them, the photographing terminal 1 can be used to execute the object measuring method described in each embodiment described below to realize the size measurement of the object 2 to be photographed.
Fig. 2 is a schematic diagram of another application scenario based on the present invention, and as shown in fig. 2, another application scenario based on the present invention includes: when the remote device 3 needs to know the shape, the size and other information of the shot object 2, if the shooting terminal 1 only provides a shooting function and transmits a shot object picture to the remote device 3, the remote device 3 cannot know the size information of the shot object 2 only according to the received object picture. Therefore, the photographing terminal 1 can be used to perform the object measuring method described in each embodiment described below to realize the size measurement of the photographed object 2 and transmit the measurement result to the remote apparatus 3.
In a first aspect, the present invention provides an object measuring method, and fig. 3 is a schematic flow chart of the object measuring method provided by the present invention.
As shown in fig. 3, the object measuring method includes:
In other optional examples, the shooting terminal is provided with an infrared ranging unit; the acquiring of the distance between the shooting terminal and the shot object comprises: and acquiring the distance between the shooting terminal and the shot object through the infrared ranging unit.
Specifically, an infrared ranging unit, such as an infrared detector, may be mounted on the terminal having the camera, and the infrared ranging unit is located at the same viewing angle as the camera of the terminal. When the terminal enters a photographing or video recording mode, the infrared distance measuring unit starts distance measuring work, namely, the distance between the terminal and a photographed object is measured. Optionally, after the distance measurement is completed, the terminal may further store information of a distance between the terminal and the object to be photographed.
And meanwhile, acquiring the screen occupation ratio of the shot object on the shot picture, wherein the screen occupation ratio comprises the proportion of the length, the width and the like of the object in the shot picture. Preferably, the screen occupation ratio can be obtained according to an image edge recognition algorithm, that is, the image edge recognition algorithm can effectively recognize the edges of each object in the shot picture, and further obtain the screen occupation ratio of the shot object in the shot picture.
In other optional examples, before step 101, the method may further include: and receiving an operation instruction of a user, and determining whether to start the object measuring function according to the operation instruction.
Specifically, after the user opens the camera of the terminal and enters a photographing or video recording mode, a dialog box can be popped up on the terminal interface to inquire whether the user starts the object measurement function, if the user selects yes, the terminal determines to start the object measurement function according to the operation of the user, and the infrared distance measurement unit starts to measure the distance between the terminal and the object.
And 102, determining the size information of the shot object according to the distance and the screen occupation ratio.
Specifically, the actual size of the object is determined according to the distance between the terminal and the object to be shot, and the screen occupation ratio of the object to the length, the width and the like of the shot picture.
In addition, in order to ensure the accuracy of the obtained actual size of the object, when the terminal focuses on the shot object, the shot object can occupy the center position of the shot picture through the position of the mobile terminal, and at the moment, the screen occupation ratios of the obtained distance between the terminal and the shot object, the length and the width of the shot picture occupied by the object, and the like are more accurate, so that the more accurate actual size of the object can be obtained.
And 103, displaying the size information of the shot object.
Specifically, the actual size information of the object may be displayed on the terminal interface so that the user can know the actual size information of the photographed object.
In other optional examples, after step 103, further comprising: and storing the size information of the shot object. That is, after the terminal finishes shooting, besides storing the shot picture of the object, the actual size information of the object is also stored, so that the user can know the size information of the shot object by reading the stored size information for the convenience of shooting or recording the finished picture or video.
The object measuring method provided by the embodiment of the invention obtains the distance between the shooting terminal and the shot object and obtains the screen occupation ratio of the shot object on the picture shot by the shooting terminal; determining the size information of the shot object according to the distance and the screen occupation ratio; displaying the size information of the shot object; namely, the embodiment of the invention determines the size information of the object by the acquired distance between the terminal and the object and the screen occupation ratio of the object in the shooting picture when the shooting terminal shoots the object, thereby realizing simple and convenient measurement of the size information of the object and further expanding the application function of the terminal.
With reference to the foregoing implementation manners, fig. 4 is a schematic flow chart of another object measurement method provided by the present invention, and as shown in fig. 4, the object measurement method includes:
And step 203, displaying the size information of the shot object.
And step 204, acquiring the size information of the shot object at different shooting angles.
And step 205, generating and displaying a three-dimensional image of the object to be shot according to the size information of the object to be shot at the different shooting angles.
Unlike the foregoing embodiment, in the present embodiment, in order to more intuitively understand a subject, size information of the subject at different shooting angles is acquired; and generating and displaying a three-dimensional image of the shot object according to the size information of the shot object at different shooting angles.
For example, when the shooting terminal is at a first position, the distance between the terminal corresponding to the first position and the object to be shot and the screen occupation ratio of the object to be shot in the shooting picture are acquired, and then the size information of the object corresponding to the first position is calculated; then the terminal moves to a second position, the distance between the terminal corresponding to the second position and the shot object and the screen occupation ratio of the shot object to the shot picture are obtained, and then the size information of the object corresponding to the second position is calculated; and analogizing in sequence, when the terminal moves to different positions, namely the size information of the object corresponding to different shooting angles is obtained, and the three-dimensional image of the shot object is restored according to the size information of the object at different shooting angles. Especially in the application scenario shown in fig. 2, the present embodiment may help a technician at the remote device 3 to obtain more valuable data for reference of the field situation.
Preferably, in order to obtain a more accurate three-dimensional image, the terminal may be moved longitudinally so that the object is located at the center of the shot picture, then the longitudinal height of the terminal is ensured to be unchanged, the terminal is rotated and shot in the horizontal direction around the shot object, so as to obtain the object size information of the object at different shooting angles, and then a more accurate three-dimensional image is restored according to the object size information of the different shooting angles.
It should be noted that the processing for restoring the three-dimensional image may be performed on the imaging terminal, or the acquired object size information at different imaging angles may be transmitted to the remote device 3, and the three-dimensional image processing may be performed on the remote device 3.
The object measuring method provided by the embodiment of the invention comprises the steps of acquiring the size information of the shot object at different shooting angles; generating and displaying a three-dimensional image of the shot object according to the size information of the shot object at different shooting angles; namely, the embodiment of the invention enables the user to know the size information of the shot object more intuitively and in detail by restoring the size information of the object at different shooting angles into the three-dimensional image.
With reference to the foregoing implementation manners, fig. 5 is a schematic flow chart of another object measuring method provided by the present invention, and as shown in fig. 5, the object measuring method includes:
step 301, obtaining a distance between a shooting terminal and a shot object, and obtaining a screen occupation ratio of a picture shot by the shot object in the shooting terminal.
And step 303, determining the size information of the shot object according to the size information and the screen occupation ratio of the picture.
And step 304, displaying the size information of the shot object.
Step 301 and step 304 in this embodiment are similar to the implementation of step 101 and step 103 in the foregoing embodiment, respectively, and are not described herein again.
Unlike the foregoing embodiment, the present embodiment further defines a specific calculation process of the object size information. In the embodiment, the size information of the picture shot by the shooting terminal is determined according to the shooting angle of view and the distance of the shooting terminal; and determining the size information of the shot object according to the size information and the screen occupation ratio of the picture.
Specifically, in step 301, the horizontal screen occupation ratio and the vertical screen occupation ratio of the object on the captured picture may be acquired. Correspondingly, one implementation of step 302 is as follows: and determining the longitudinal size information of the picture shot by the shooting terminal according to the longitudinal shooting visual angle and the distance of the shooting terminal. Accordingly, one implementation of step 303 is as follows: and determining the longitudinal size information of the shot object according to the longitudinal size information and the longitudinal screen occupation ratio of the picture.
For example, fig. 6 is a schematic view of an object measuring method provided by the present invention, and as shown in fig. 6, an infrared distance measuring unit is installed at the same viewing angle as a camera of a mobile phone. According to the factory parameters of the mobile phone and the like, the longitudinal shooting visual angle and the transverse shooting visual angle of the mobile phone camera can be determined. Taking a longitudinal shooting angle of view as an example, as shown in fig. 6, the longitudinal shooting angle of view of the mobile phone is ═ BAC, then the distance between the terminal and the object to be shot (taking a tree as an example) measured by the infrared ranging unit is AD, and it can be known from a trigonometric function: tan (. about.BAC/2) ═ BD/AD, the terminal shoots the longitudinal size BC of the picture ═ BD x 2 ═ AD ═ tan (. about.BAC/2). about.2, finally according to the vertical screen-occupying ratio, calculate and obtain the longitudinal size information of the shot object. In addition, as can be seen from fig. 6, when the terminal takes a picture of an object, the taken object is usually focused on the center position of the taken picture to obtain more accurate size information of the object.
Another implementation of step 302 is as follows: and determining the transverse size information of the picture shot by the shooting terminal according to the transverse shooting visual angle and the transverse shooting distance of the shooting terminal. Accordingly, another implementation of step 303 is as follows: and determining the transverse size information of the shot object according to the transverse size information and the transverse screen occupation ratio of the picture. The specific implementation process is similar to that of fig. 6, and is not described herein again.
It should be noted that the above two implementation manners of step 302 and step 303 may be used in combination, so that the information of the transverse size and the longitudinal size of the object to be photographed can be accurately acquired.
The object measuring method provided by the embodiment of the invention obtains the distance between the shooting terminal and the shot object and obtains the screen occupation ratio of the shot object on the picture shot by the shooting terminal; determining the size information of the picture shot by the shooting terminal according to the shooting visual angle and the distance of the shooting terminal; determining the size information of the shot object according to the size information and the screen occupation ratio of the picture; displaying the size information of the shot object; namely, the size information of the object is determined by the distance between the acquired terminal and the object and the screen occupation ratio of the object in the shooting picture when the shooting terminal shoots the object, so that the size information of the object is simply and conveniently measured.
In a second aspect, the present invention provides a shooting terminal, and fig. 7 is a schematic structural diagram of a shooting terminal provided by the present invention, as shown in fig. 7, the shooting terminal includes:
the device comprises an acquisition module 10, a display module and a display module, wherein the acquisition module is used for acquiring the distance between a shooting terminal and a shot object and acquiring the screen occupation ratio of a picture shot by the shot object at the shooting terminal; the determining module 20 is configured to determine size information of the shot object according to the distance and the screen occupation ratio; and the display module 30 is used for displaying the size information of the shot object.
In other optional embodiments, the photographing terminal further includes a processing module 40; the processing module 40 is configured to obtain size information of the object to be photographed at different photographing angles; and generating and displaying a three-dimensional image of the shot object according to the size information of the shot object at different shooting angles.
In other optional embodiments, the photographing terminal further includes a storage module 50; the storage module is used for storing the size information of the shot object.
In other optional embodiments, the determining module 20 is specifically configured to: determining the size information of the picture shot by the shooting terminal according to the shooting visual angle and the distance of the shooting terminal; and determining the size information of the shot object according to the size information and the screen occupation ratio of the picture.
In other optional embodiments, the shooting terminal is provided with an infrared ranging unit; the obtaining module 10 is specifically configured to: and acquiring the distance between the shooting terminal and the shot object through the infrared ranging unit.
It can be clearly understood by those skilled in the art that, for convenience and brevity of description, the specific working process and corresponding beneficial effects of the shooting terminal described above may refer to the corresponding process in the foregoing method example, and are not described herein again.
According to the shooting terminal provided by the embodiment of the invention, the distance between the shooting terminal and the shot object is obtained through the obtaining module, and the screen occupation ratio of the shot object on the picture shot by the shooting terminal is obtained; the determining module is used for determining the size information of the shot object according to the distance and the screen occupation ratio; the display module is used for displaying the size information of the shot object; namely, the embodiment of the invention determines the size information of the object by the acquired distance between the terminal and the object and the screen occupation ratio of the object in the shooting picture when the shooting terminal shoots the object, thereby realizing simple and convenient measurement of the size information of the object and further expanding the application function of the terminal.
In a third aspect, the present examples provide a photographing terminal. Fig. 8 is a schematic diagram of a hardware structure of a shooting terminal provided in the present invention, and as shown in fig. 8, the shooting terminal includes:
one or more processors 60, memory 61, camera 62 and infrared ranging unit 63; the memory 61 for storing one or more programs; the camera 62 is used for shooting a shot object; the infrared distance measuring unit 63 is used for acquiring the distance between the shooting terminal and the shot object; when executed by the one or more processors 60, cause the one or more processors 60 to implement the object measurement method of any preceding claim.
For the specific implementation process of the processor 60, reference may be made to the above method embodiments, which implement similar principles and technical effects, and this embodiment is not described herein again.
In the embodiment shown in fig. 8, it should be understood that the Processor may be a Central Processing Unit (CPU), other general purpose processors, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), etc. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like. The steps of a method disclosed in connection with the present invention may be embodied directly in a hardware processor, or in a combination of the hardware and software modules within the processor.
The memory may comprise high speed RAM memory and may also include non-volatile storage NVM, such as at least one disk memory.
The bus may be an Industry Standard Architecture (ISA) bus, a Peripheral Component Interconnect (PCI) bus, an Extended ISA (EISA) bus, or the like. The bus may be divided into an address bus, a data bus, a control bus, etc. For ease of illustration, the buses in the figures of the present application are not limited to only one bus or one type of bus.
In a fourth aspect, the present invention also provides a readable storage medium, in which computer-executable instructions are stored, and when a processor executes the computer-executable instructions, the object measurement method is implemented.
The readable storage medium described above may be implemented by any type of volatile or non-volatile memory device or combination thereof, such as Static Random Access Memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic or optical disk. Readable storage media can be any available media that can be accessed by a general purpose or special purpose computer.
An exemplary readable storage medium is coupled to the processor such the processor can read information from, and write information to, the readable storage medium. Of course, the readable storage medium may also be an integral part of the processor. The processor and the readable storage medium may reside in an Application Specific Integrated Circuits (ASIC). Of course, the processor and the readable storage medium may also reside as discrete components in the apparatus.
Those of ordinary skill in the art will understand that: all or a portion of the steps of implementing the above-described method embodiments may be performed by hardware associated with program instructions. The program may be stored in a computer-readable storage medium. When executed, the program performs steps comprising the method embodiments described above; and the aforementioned storage medium includes: various media that can store program codes, such as ROM, RAM, magnetic or optical disks.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. An object measuring method, comprising:
acquiring the distance between a shooting terminal and a shot object, and acquiring the screen occupation ratio of a picture shot by the shot object at the shooting terminal;
determining the size information of the shot object according to the distance and the screen occupation ratio;
and displaying the size information of the shot object.
2. The method of claim 1, further comprising:
acquiring size information of the shot object at different shooting angles;
and generating and displaying a three-dimensional image of the shot object according to the size information of the shot object at different shooting angles.
3. The method according to claim 1 or 2, characterized in that the method further comprises: and storing the size information of the shot object.
4. The method according to claim 1 or 2, wherein the determining the size information of the shot object according to the distance and the screen occupation ratio comprises:
determining the size information of the picture shot by the shooting terminal according to the shooting visual angle and the distance of the shooting terminal;
and determining the size information of the shot object according to the size information and the screen occupation ratio of the picture.
5. The method according to claim 1 or 2, wherein the photographing terminal is mounted with an infrared ranging unit; the acquiring of the distance between the shooting terminal and the shot object comprises:
and acquiring the distance between the shooting terminal and the shot object through the infrared ranging unit.
6. A photographing terminal, comprising:
the device comprises an acquisition module, a display module and a display module, wherein the acquisition module is used for acquiring the distance between a shooting terminal and a shot object and acquiring the screen occupation ratio of a picture shot by the shot object at the shooting terminal;
the determining module is used for determining the size information of the shot object according to the distance and the screen occupation ratio;
and the display module is used for displaying the size information of the shot object.
7. The photographing terminal of claim 6, further comprising a processing module;
the processing module is used for acquiring the size information of the shot object at different shooting angles;
and generating and displaying a three-dimensional image of the shot object according to the size information of the shot object at different shooting angles.
8. The photographing terminal according to claim 6 or 7, further comprising a storage module;
the storage module is used for storing the size information of the shot object.
9. A photographing terminal, characterized in that the photographing terminal comprises:
one or more processors, a memory, a camera and an infrared ranging unit;
the memory for storing one or more programs;
the camera is used for shooting a shot object;
the infrared distance measuring unit is used for acquiring the distance between the shooting terminal and the shot object;
when executed by the one or more processors, cause the one or more processors to implement the method of any one of claims 1-5.
10. A readable storage medium having stored therein computer executable instructions which, when executed by a processor, implement the method of any one of claims 1-5.
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| JP2004260778A (en) * | 2003-02-28 | 2004-09-16 | Koichiro Nishio | Digital camera, control method and program |
| US20100194283A1 (en) * | 2009-01-29 | 2010-08-05 | Mitutoyo Corporation | Optical measuring apparatus |
| WO2016127328A1 (en) * | 2015-02-11 | 2016-08-18 | 华为技术有限公司 | Method and device for measuring size of object |
| CN106796102A (en) * | 2015-02-11 | 2017-05-31 | 华为技术有限公司 | A kind of method and device for measuring dimension of object |
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