CN105049839B - OIS camera module test system based on mobile terminal and method of testing - Google Patents
OIS camera module test system based on mobile terminal and method of testing Download PDFInfo
- Publication number
- CN105049839B CN105049839B CN201510409932.6A CN201510409932A CN105049839B CN 105049839 B CN105049839 B CN 105049839B CN 201510409932 A CN201510409932 A CN 201510409932A CN 105049839 B CN105049839 B CN 105049839B
- Authority
- CN
- China
- Prior art keywords
- ois
- photographic head
- head module
- mobile terminal
- bumper
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 70
- 238000010998 test method Methods 0.000 title abstract description 3
- 230000000694 effects Effects 0.000 claims abstract description 23
- 238000010191 image analysis Methods 0.000 claims abstract description 15
- 230000006641 stabilisation Effects 0.000 claims description 22
- 238000011105 stabilization Methods 0.000 claims description 22
- 230000001629 suppression Effects 0.000 claims description 21
- 238000004458 analytical method Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 4
- 238000006073 displacement reaction Methods 0.000 description 5
- 230000003068 static effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 231100000289 photo-effect Toxicity 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Studio Devices (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Telephone Function (AREA)
Abstract
The invention discloses a kind of OIS camera module test system based on mobile terminal and method of testing, it includes OIS photographic head module, mobile terminal and bumper, image analysis processing module it is provided with in described mobile terminal, described OIS photographic head module is installed on mobile terminals, described OIS photographic head module is connected with image analysis processing module, and described mobile terminal is placed on bumper.The present invention can cancel the operation that OIS photographic head module is assembled on image acquisition board carry out supplied materials test, simplifies production procedure, simulates the practical service environment of OIS photographic head module, and its test result is closer to the using effect of reality.
Description
Technical field
The present invention relates to Camera Test technical field, particularly relate to a kind of OIS based on mobile terminal and image head mould
Group test system and method for testing.
Background technology
Along with the universal fast development with correlation technique of smart mobile phone, consumer's requirement to photo-effect on mobile phone in recent years
More and more higher.For the lifting of effect of taking pictures, technically having multiple technological evolvement direction, one of them important branch is optics
Stabilization (Optical Image Stabilizer), hereinafter referred to as OIS.The mobile phone possessing OIS function can floating by camera lens
Dynamic lens correct " light shaft offset ", and its principle is to detect movement by gyroscope, then signal is reached processor, process
Device calculates the displacement needing to compensate immediately, then by compensating lens set, according to the jitter direction of camera lens and displacement in addition
Compensate, thus effectively overcome the image fog produced because of the vibration of camera.
Traditional OIS photographic head module testing method is all that the OIS arrived by camera collection by image acquisition board is tested
Card graphic is transferred to computer end, the image analysis software operating in computer end carry out graphical analysis, and discriminating test result, as
Shown in Fig. 1.OIS test card is to be printed on ball, rectangle, rectangle cross etc. figure on a blank sheet of paper or light-passing board.Tradition
OIS photographic head module testing method exist following not enough: need to be assembled on image acquisition board enter by OIS photographic head module
Row supplied materials is tested, and adds operation, reduces the production efficiency of factory.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that the OIS photographic head module of a kind of mobile terminal is surveyed
Test system and method for testing, can cancel the operation that OIS photographic head module is assembled on image acquisition board carry out supplied materials test,
Simplifying production procedure, simulate the practical service environment of OIS photographic head module, its test result is closer to making of reality
Use effect.
It is an object of the invention to be achieved through the following technical solutions: OIS photographic head module based on mobile terminal is surveyed
Test system, it includes OIS photographic head module, mobile terminal and bumper, is provided with image analysis processing in described mobile terminal
Module, on mobile terminals, described OIS photographic head module is with image analysis processing module even for the installation of described OIS photographic head module
Connecing, described mobile terminal is placed on bumper.
Image processor it is additionally provided with, the input of image processor and OIS photographic head in described mobile terminal
The output of module connects, and the output of image processor is connected with the input of image analysis processing module.
OIS photographic head module testing method based on mobile terminal, it comprises the following steps:
S1. OIS test card is placed into the dead ahead of OIS photographic head so that the centre of figure on OIS test card is positioned at
The center of the image that OIS photographic head is shot；
S2. bumper drives the mobile terminal vibrations being equipped with OIS photographic head module；
S3. OIS test card is shot respectively by OIS photographic head module when the OIS function of self opens and closes；
S4. the OIS function of OIS photographic head module is opened and is closed by the image analysis processing module within mobile terminal
Time shooting OIS test card image compare, calculated the suppression ratio of OIS photographic head module by formula；
S5. judge whether the OIS stabilization effect of OIS photographic head module reaches target value.
Formula described in step S4 is:
SR=20log [(DOISoff-DSTATIC)/(DOISon-DSTATIC)]
In formula: the suppression ratio of SR OIS photographic head module；
When DSTATIC bumper stops vibrations, the position of the centre of figure on OIS test card；
When the OIS function of the vibrations of DOISoff bumper and OIS photographic head module is closed, in the figure on OIS test card
The position of the heart stops peak excursion distance during vibrations relative to bumper；
When the OIS function of the vibrations of DOISon bumper and OIS photographic head module is opened, in the figure on OIS test card
The position of the heart stops peak excursion distance during vibrations relative to bumper.
Also include before described step S2: vibration frequency and the vibrations angle of bumper are set.
Whether the OIS stabilization effect judging OIS photographic head module described in described step S5 reaches target value
Mode be: if the value of the suppression ratio SR of OIS photographic head module is more than or equal to preset value, then the OIS stabilization of OIS photographic head module
Effect reaches target value, the screen display OIS photographic head module test passes of mobile terminal；If OIS photographic head module
The value of suppression ratio SR is less than preset value, then the OIS stabilization effect of OIS photographic head module is not up to target value, mobile terminal
Screen display OIS photographic head module test failure.
Whether the OIS stabilization effect judging OIS photographic head module described in described step S5 reaches target value
Mode be: the value of the suppression ratio SR of the screen of mobile terminal display OIS photographic head module, tester records OIS photographic head
The value of the suppression ratio SR of module, and judge whether the OIS stabilization effect of OIS photographic head module reaches target value.
The invention has the beneficial effects as follows:
(1) it is a link in mobile terminal production process owing to OIS photographic head module is assembled on mobile terminal,
Therefore the present invention will not increase extra operation, can cancel being assembled on image acquisition board enter by OIS photographic head module simultaneously
The operation of row supplied materials test, simplifies production procedure, improves production efficiency；
(2) present invention saves the computer for the test of OIS photographic head module and image acquisition board, reduce cost；
(3) again it is tested after OIS photographic head module being installed on mobile terminals, simulate OIS and image head mould
The practical service environment of group, tests relative to traditional being arranged on image acquisition board, and its test result is closer to
Actual using effect；
(4) mobile terminal is internally provided with OIS photographic head module and carries out test program, beneficially client and after-sales service people
Whether member is normally carried out test to the OIS function of the OIS photographic head module of mobile terminal.
Accompanying drawing explanation
Fig. 1 is the connection block diagram of traditional OIS camera testing system；
Fig. 2 is the connection block diagram of present invention OIS based on mobile terminal camera module test system；
Fig. 3 is the flow chart of present invention OIS based on mobile terminal photographic head module testing method；
Fig. 4 be bumper static time the image that collects of OIS photographic head module on circular center；
Fig. 5 is the circular center on the image collected when bumper vibrations and the closedown of OIS function；
Fig. 6 is the circular center on the image that bumper shakes and OIS function collects when opening.
Detailed description of the invention
Technical scheme is described in further detail below in conjunction with the accompanying drawings, but protection scope of the present invention is not limited to
The following stated.
As in figure 2 it is shown, OIS camera module test system based on mobile terminal, it includes OIS photographic head module, shifting
Dynamic terminal and bumper, be provided with image analysis processing module in described mobile terminal, described OIS photographic head module is arranged on shifting
In dynamic terminal, described OIS photographic head module is connected with image analysis processing module, and described mobile terminal is placed on bumper.
Image processor it is additionally provided with, the input of image processor and OIS photographic head in described mobile terminal
The output of module connects, and the output of image processor is connected with the input of image analysis processing module.Signal of video signal processes
Device receives the view data from OIS photographic head module, processes the view data received, by the view data of reception
Form is converted to image analysis processing module easy to handle form, such as, the view data of reception is converted to YUV and GRB
Deng form.
Described mobile terminal is mobile phone or panel computer.
As it is shown on figure 3, OIS photographic head module testing method based on mobile terminal, it comprises the following steps:
S1. OIS test card is placed into the dead ahead of OIS photographic head, adjusts OIS test card relative with OIS photographic head
Position so that the centre of figure on OIS test card is positioned at the center of the image that OIS photographic head is shot；In the present embodiment
Figure on OIS test card is circular, by the circular center on the bumper image that time static, OIS photographic head module collects
Position mark is DSTATIC, as shown in Figure 4.
S2. arranging vibration frequency and the vibrations angle of bumper, bumper drives the shifting being equipped with OIS photographic head module
Dynamic terminal vibrations；In the present embodiment, the vibrations direction of bumper is set to horizontal direction.
S3. OIS test card is shot respectively by OIS photographic head module when the OIS function of self opens and closes；
When the OIS function of OIS photographic head module is closed, OIS photographic head module does not possess the function of automatic stabilization, now, due to vibrations
Platform is in vibrations, and the flating that OIS photographic head module collects is obvious, and the image shot time static relative to bumper, at water
Square upwards have displacement by a relatively large margin, when circular center on the image that will collect is static relative to bumper
Maximum displacement be labeled as DOISoff, as shown in Figure 5.When the OIS function of OIS photographic head module is opened, OIS photographic head module
Possessing automatic stabilization function, when the image that now OIS photographic head module collects is closed relative to OIS function, the image of shooting exists
Shift length in horizontal direction reduces, and the center of the circle on the image that will now will collect is quiet relative to bumper
Maximum displacement time only is labeled as DOISon, as shown in Figure 6.
S4. the OIS function of OIS photographic head module is opened and is closed by the image analysis processing module within mobile terminal
Time shooting OIS test card image compare, calculated the suppression ratio of OIS photographic head module by formula.
Formula described in step S4 is:
SR=20log [(DOISoff-DSTATIC)/(DOISon-DSTATIC)]
In formula: SR suppression ratio, unit is dB；
When DSTATIC bumper stops vibrations, the position of the centre of figure on OIS test card；
When the OIS function of the vibrations of DOISoff bumper and OIS photographic head module is closed, in the figure on OIS test card
The position of the heart stops peak excursion distance during vibrations relative to bumper；
When the OIS function of the vibrations of DOISon bumper and OIS photographic head module is opened, in the figure on OIS test card
The position of the heart stops peak excursion distance during vibrations relative to bumper.
S5. judge whether the OIS stabilization effect of OIS photographic head module reaches target value.
Whether the OIS stabilization effect judging OIS photographic head module described in described step S5 reaches target value
Mode be: if the value of the suppression ratio SR of OIS photographic head module is more than or equal to preset value, then the OIS stabilization of OIS photographic head module
Effect reaches target value, the screen display OIS photographic head module test passes of mobile terminal；If OIS photographic head module
The value of suppression ratio SR is less than preset value, then the OIS stabilization effect of OIS photographic head module is not up to target value, mobile terminal
Screen display OIS photographic head module test failure.
The step presetting the value of the suppression ratio SR of OIS photographic head module is also included before described step S5.
Whether the OIS stabilization effect judging OIS photographic head module described in described step S5 reaches target value
Mode be: the value of the suppression ratio SR of the screen of mobile terminal display OIS photographic head module, tester records OIS photographic head
The value of the suppression ratio SR of module, and judge whether the OIS stabilization effect of OIS photographic head module reaches target value.
Claims (6)
1. OIS camera module test system based on mobile terminal, it is characterised in that: it includes OIS photographic head module, movement
Terminal and bumper, be provided with image analysis processing module in described mobile terminal, described OIS photographic head module is arranged on movement
In terminal, described OIS photographic head module is connected with image analysis processing module, and described mobile terminal is placed on bumper；
OIS test card is placed into the dead ahead of OIS photographic head so that the centre of figure on OIS test card is positioned at OIS photographic head
The center of the image shot；Bumper drives the mobile terminal vibrations being equipped with OIS photographic head module；OIS photographic head
OIS test card is shot respectively by module when the OIS function of self opens and closes；Graphical analysis within mobile terminal
The OIS function of OIS photographic head module is opened the image of the OIS test card with shooting when closing and is compared by processing module, logical
Cross formula and calculate the suppression ratio of OIS photographic head module；Judge whether the OIS stabilization effect of OIS photographic head module reaches expection
Desired value；
Described formula is:
SR=20log [(DOISoff-DSTATIC)/(DOISon-DSTATIC)]
In formula: the suppression ratio of SR OIS photographic head module；
When DSTATIC bumper stops vibrations, the position of the centre of figure on OIS test card；
When the OIS function of the vibrations of DOISoff bumper and OIS photographic head module is closed, the centre of figure on OIS test card
Position stops peak excursion distance during vibrations relative to bumper；
When the OIS function of the vibrations of DOISon bumper and OIS photographic head module is opened, the centre of figure on OIS test card
Position stops peak excursion distance during vibrations relative to bumper.
OIS camera module test system based on mobile terminal the most according to claim 1, it is characterised in that: described
Being additionally provided with image processor in mobile terminal, the input of image processor is with the output of OIS photographic head module even
Connecing, the output of image processor is connected with the input of image analysis processing module.
3. OIS photographic head module testing method based on mobile terminal, it is characterised in that: it comprises the following steps:
S1. OIS test card is placed into the dead ahead of OIS photographic head so that the centre of figure on OIS test card is positioned at OIS and takes the photograph
Center as the image that head is shot；
S2. bumper drives the mobile terminal vibrations being equipped with OIS photographic head module；
S3. OIS test card is shot respectively by OIS photographic head module when the OIS function of self opens and closes；
S4. the image analysis processing module within mobile terminal is clapped when the OIS function of OIS photographic head module is opened and closed
The image of the OIS test card taken the photograph is compared, and is calculated the suppression ratio of OIS photographic head module by formula；
S5. judge whether the OIS stabilization effect of OIS photographic head module reaches target value；Formula described in step S4 is:
SR=20log [(DOISoff-DSTATIC)/(DOISon-DSTATIC)]
In formula: the suppression ratio of SR OIS photographic head module；
When DSTATIC bumper stops vibrations, the position of the centre of figure on OIS test card；
When the OIS function of the vibrations of DOISoff bumper and OIS photographic head module is closed, the centre of figure on OIS test card
Position stops peak excursion distance during vibrations relative to bumper；
When the OIS function of the vibrations of DOISon bumper and OIS photographic head module is opened, the centre of figure on OIS test card
Position stops peak excursion distance during vibrations relative to bumper.
OIS photographic head module testing method based on mobile terminal the most according to claim 3, it is characterised in that: described
Step S2 before also include: arrange bumper vibration frequency and vibrations angle.
OIS photographic head module testing method based on mobile terminal the most according to claim 3, it is characterised in that: described
Step S5 described in the OIS stabilization effect judging OIS photographic head module whether reach the mode of target value and be:
If the value of the suppression ratio SR of OIS photographic head module is more than or equal to preset value, then the OIS stabilization effect of OIS photographic head module
Reach target value, the screen display OIS photographic head module test passes of mobile terminal；
If the value of the suppression ratio SR of OIS photographic head module is less than preset value, then the OIS stabilization effect of OIS photographic head module does not reaches
To target value, the screen display OIS photographic head module test failure of mobile terminal.
OIS photographic head module testing method based on mobile terminal the most according to claim 3, it is characterised in that: described
Step S5 described in the OIS stabilization effect judging OIS photographic head module whether reach the mode of target value and be:
The value of the suppression ratio SR of the screen display OIS photographic head module of mobile terminal, tester records OIS photographic head module
The value of suppression ratio SR, and judge whether the OIS stabilization effect of OIS photographic head module reaches target value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510409932.6A CN105049839B (en) | 2015-07-13 | 2015-07-13 | OIS camera module test system based on mobile terminal and method of testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510409932.6A CN105049839B (en) | 2015-07-13 | 2015-07-13 | OIS camera module test system based on mobile terminal and method of testing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105049839A CN105049839A (en) | 2015-11-11 |
| CN105049839B true CN105049839B (en) | 2016-12-28 |
Family
ID=54455986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510409932.6A Active CN105049839B (en) | 2015-07-13 | 2015-07-13 | OIS camera module test system based on mobile terminal and method of testing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105049839B (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106341688A (en) * | 2016-10-21 | 2017-01-18 | 北京小米移动软件有限公司 | Test method and equipment for anti-shake performance of camera |
| CN107770350A (en) * | 2017-09-22 | 2018-03-06 | 苏州惠邦科信息技术有限公司 | The method of testing of the anti-shudder performance of camera |
| CN108805938B (en) * | 2018-06-12 | 2021-01-08 | Oppo（重庆）智能科技有限公司 | Detection method of optical anti-shake module, mobile terminal and storage medium |
| CN110620919B (en) * | 2018-06-20 | 2021-03-02 | 杭州海康威视数字技术股份有限公司 | Optical anti-shake test device, system, anti-shake rate determination method and device |
| CN109361917A (en) * | 2018-12-05 | 2019-02-19 | 北京阿法龙科技有限公司 | A kind of detection method of intelligent glasses OIS anti-shake effect |
| CN110177272B (en) * | 2019-06-27 | 2020-09-01 | Oppo广东移动通信有限公司 | Anti-shake test method and device for camera, storage medium and intelligent terminal |
| CN111879499B (en) * | 2020-09-28 | 2020-12-08 | 常州市瑞泰光电有限公司 | Optical image stabilization performance test method for camera driving motor |
| CN112351274A (en) * | 2020-11-09 | 2021-02-09 | 重庆市天实精工科技有限公司 | Method and system for detecting anti-shake performance of optical anti-shake camera and storage medium |
| CN113358309B (en) * | 2021-06-03 | 2023-10-20 | 昆山丘钛微电子科技股份有限公司 | Anti-shake test method and device, electronic equipment and medium |
| CN114252147A (en) * | 2021-12-22 | 2022-03-29 | 昆山丘钛微电子科技股份有限公司 | Method and device for detecting vibration table |
| CN117857781B (en) * | 2024-03-07 | 2024-06-04 | 深圳市强瑞精密技术股份有限公司 | Camera anti-shake test method and system based on image processing |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4835610B2 (en) * | 2007-04-19 | 2011-12-14 | パナソニック株式会社 | Evaluation method of captured images |
| CN102740110A (en) * | 2012-05-31 | 2012-10-17 | 惠州Tcl移动通信有限公司 | Detection method of picture dark corner and mobile equipment |
| CN103702025A (en) * | 2013-12-04 | 2014-04-02 | 宁波舜宇光电信息有限公司 | Anti-shake compensating effect judgment method based on reflective image |
-
2015
- 2015-07-13 CN CN201510409932.6A patent/CN105049839B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105049839A (en) | 2015-11-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105049839B (en) | OIS camera module test system based on mobile terminal and method of testing | |
| CN112218070B (en) | Stray light detection method and device, storage medium and electronic equipment | |
| US11736806B2 (en) | Auto exposure metering for spherical panoramic content | |
| CN101170647A (en) | Method of detecting specific object region and digital camera | |
| CN103731604A (en) | Tracking apparatus and tracking method | |
| CN105187698A (en) | Dual-camera module assembling device and method | |
| CN106210524A (en) | The image pickup method of a kind of camera module and camera module | |
| US20170061209A1 (en) | Object processing method, reference image generating method, reference image generating apparatus, object processing apparatus, and recording medium | |
| CN111225145A (en) | Real-time image detection analysis and tracking method | |
| US20130182080A1 (en) | Camera testing device and method for testing camera | |
| CN105812667A (en) | System and method for photographing PPT rapidly | |
| CN103004179A (en) | Tracking device, and tracking method | |
| CN105791656B (en) | A kind of correction system and its method of image mould group optical anti-vibration system | |
| CN104122264B (en) | Apparent flaws detecting system and method | |
| CN110992313A (en) | Camera image center detection and center adjustment method based on machine vision | |
| CN113989394A (en) | Image processing method and system for color temperature of automatic driving simulation environment | |
| JP6483661B2 (en) | Imaging control apparatus, imaging control method, and program | |
| CN106506830A (en) | A kind of distance measurement method, mobile terminal and system | |
| CN101980299A (en) | Chessboard calibration-based camera mapping method | |
| CN209690184U (en) | A kind of sighting device detecting water-proof function | |
| CN101697571B (en) | Method for imaging minisize large-visual-angle polygon and novel camera device | |
| CN111882619B (en) | Sea surface target identification method for simulating and testing visual equipment on intelligent ship | |
| CN114119459A (en) | Method and system for positioning power supply port for insulation test of electrical product | |
| TW201404120A (en) | Method and system for testing digital imaging devices | |
| CN107823883B (en) | Aiming point screen coordinate obtaining method based on image recognition and laser positioning |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170330 Address after: Two Lu Tian Hua high tech Zone of Chengdu City, Sichuan province 610041 No. 219 building 3 layer 12 Patentee after: Chengdu science and Technology Co., Ltd. Address before: Two road 610041 Sichuan city of Chengdu province Chengdu high tech Zone Tianhua No. 219 Tianfu Software Park C District 12 building 6 layer Patentee before: Chengdu Xike Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180823 Address after: Room 1701-7, 17 / F, Huashun Plaza, 11 Anxin street, Sha Tin, New Territories, Hongkong, China Patentee after: Xi Wei Technology (Hongkong) Co., Ltd. Address before: 610041 3, 12, 219 Tianhua two road, Chengdu high tech Zone, Sichuan Patentee before: Chengdu science and Technology Co., Ltd. |