阅读说明：本技术 一种测试全景相机多镜头曝光时间系统 (A kind of more camera lens time for exposure systems of test panorama camera ) 是由 王超 甄国文 于 2019-08-29 设计创作，主要内容包括：本发明实施例提供一种测试全景相机多镜头曝光时间系统,包括：测试装置、全景相机和至少两个待测曝光时间的镜头数量相同的多个测试测试镜子,每一所述测试镜子用于对朝向所述测试镜子的所述转盘进行成像,以及,所述全景相机的所有所述待测曝光时间的镜头与所述多个测试镜子一一对应相向摆设测试装置包括带电机的转盘。控制单元,当转盘根据所述电机的预定转速转动时,控制拍摄包括指针、转盘和角度标尺的图像数据,以根据图像数据中拍摄的指针的扇形拖影角度确定待测曝光时间的镜头的曝光时间。该系统提供全景相机领域全新的多镜头模组的曝光时间检测方案,布局简单,灵活性高,系统搭建难度小,维修容易。(The embodiment of the present invention provides a kind of more camera lens time for exposure systems of test panorama camera, it include: the identical multiple test test mirrors of number of shots of test device, panorama camera and at least two time for exposure to be measured, each test mirror is used to be imaged to towards the turntable of the test mirror, and the camera lens of all time for exposure to be measured of the panorama camera and the multiple test mirror correspond the turntable that opposite ornaments test device includes translator.Control unit, when turntable is rotated according to the desired speed of the motor, control shooting includes the image data of pointer, turntable and angle scale, and the time for exposure of the camera lens of time for exposure to be measured is determined with the fan-shaped smear angle according to the pointer shot in image data.The system provides the time for exposure detection scheme of the completely new more lens modules in panorama camera field, and layout is simple, and flexibility is high, and system building difficulty is small, and maintenance is easy.)

1. a kind of more camera lens time for exposure systems of test panorama camera characterized by comprising test device, panorama camera and Mirror is tested in multiple tests identical with the number of shots of at least two time for exposure to be measured of the panorama camera, each described Test mirror be used for towards it is described test mirror turntable be imaged, and, the panorama camera it is all described to be measured The camera lens of time for exposure and the multiple test mirror correspond opposite ornaments；The test device includes the described of translator Turntable, the center of the turntable are fixed with pointer, and 360 degree of angle is arranged in the periphery of the one side of the fixed pointer of the turntable Scale, the center of 360 degree of the angle scale and the center of the turntable are concentric；

Control unit controls described in the panorama camera when the turntable is rotated according to the desired speed of the motor The camera lens shooting of time for exposure to be measured includes being imaged in the test mirror corresponding with the camera lens of the time for exposure to be measured Image data, described image data include the pointer, the turntable and the angle scale, according in described image data The fan-shaped smear angle of the pointer of shooting determines the time for exposure of the camera lens of the time for exposure to be measured.

2. the system as claimed in claim 1, which is characterized in that described control unit is built in the panorama camera, the control After unit processed receives the operational order of user, the camera lens of to be measured time for exposure of the control instruction into the panorama camera is sent Mould group, carrying out shooting by the camera lens that the lens module controls the corresponding time for exposure to be measured includes and the exposure to be measured The image data being imaged in the corresponding test mirror of the camera lens of time.

3. the system as claimed in claim 1, which is characterized in that described control unit is placed outside the panorama camera, and described Panorama camera telecommunication is connected by communication interface, after described control unit receives the operational order of user, sends control The lens module of system to be measured time for exposure of the instruction into the panorama camera, by lens module control it is corresponding it is described to It includes being imaged in the test mirror corresponding with the camera lens of the time for exposure to be measured that the camera lens for surveying the time for exposure, which carries out shooting, Image data.

4. the system as claimed in claim 1, which is characterized in that further include:

Determination unit, when determining the exposure to be measured according to the fan-shaped smear angle of the pointer shot in described image data Between camera lens time for exposure.

5. the system as claimed in claim 1, which is characterized in that the motor is the motor shown with rotating cycle；It is described Image data includes the rotating cycle of the pointer, the turntable and the angle scale and the motor.

6. the system as claimed in claim 1, which is characterized in that the determination unit is also used in described image data be view Frequency according to when, choose in the video data of the camera lens shooting of each time for exposure to be measured and clapped in the frame picture of same frame position The fan-shaped smear angle for the pointer taken the photograph, determines the time for exposure of the camera lens of the time for exposure to be measured.

7. the system as described in claim 1-6 is any, which is characterized in that the panorama camera includes two or more Optical lens.

8. the system as described in claim 1-6 is any, which is characterized in that the panorama camera includes four fish eye optical mirrors Head, four fish eye optical camera lenses correspond four panels for being distributed in the panorama camera, four fish eye opticals Camera lens is in same level, what the fish eye optical camera lens that each panel is provided with the corresponding distribution of control was shot Physics shooting button or touch screen shoot control.

9. the system as described in claim 1-6 is any, which is characterized in that the test device further includes turntable set, and described turn 360 degree of the angle scale is arranged in the periphery of disk set, and the turntable is by being arranged the turntable set, to fix in the turntable 360 degree of the angle scale is fixedly installed in the periphery of the one side of the pointer.

10. the system as described in claim 1-6 is any, which is characterized in that the test device further includes that angle scale is fixed Part, 360 degree of the angle scale are fixedly connected on the fixed pointer of the turntable by the angle scale fixing piece Periphery on one side.

Technical field

The present invention relates to field of photography more particularly to a kind of more camera lens time for exposure systems of test panorama camera.

Background technique

In panorama field, panoramic camera is made of the lens module of two or more quantity, different camera lens moulds Group independent imaging, the image mosaic for then being shot each lens module by stitching algorithm, so that 360 degree of formation is complete Scape image.Since Zhang Quanjing's image is thus to be spliced into one from the image mosaic that a plurality of lenses mould group is individually imaged The image opened, each property parameters of the image before splicing must unanimously or closely, these property parameters include exposing Between light time.Currently, pan-shot field belongs to emerging field, for the volume production of panorama camera, mass is needed to test, and by Do not occur the measurement scheme of the time for exposure to panorama camera a plurality of lenses also at present.

In the scheme of non-panoramic panorama camera measurement time for exposure, a kind of technology is, using LED array, to light one by one LED on array, panorama camera shoot an image to LED array, were photographed the LED quantity lighted on image by checking, And in conjunction with the frequency that LED is lighted, the time for exposure of panorama camera is calculated.Another technology is, utilizes the anti-of two groups of rotations Mirror is penetrated, the light of point light source is projected on reflecting plate, by the bright line quantity on combination imaging device imaging reflecting plate and instead The revolving speed for penetrating mirror calculates the time for exposure of panorama camera.Existing time for exposure detection technique precision is too low, and flexibility is poor, System complex, system building difficulty is big, and mode is excessively simple and crude, and precision is low.

Therefore, in panorama camera production field, it is urgent to provide a kind of more camera lens time for exposure schemes of test panorama camera, with And it is urgent to provide a kind of precision that the more camera lens time for exposure detection techniques of panorama camera can be improved, enhancing time for exposure detection skill The scheme of the flexibility of art.

Summary of the invention

The embodiment of the invention provides a kind of more camera lens time for exposure systems of test panorama camera, for improving the time for exposure Detection technique precision, flexibility.

The embodiment of the present invention provides a kind of more camera lens time for exposure systems of test panorama camera, comprising: test device, panorama Mirror is tested in camera and multiple tests identical with the number of shots of at least two time for exposure to be measured of the panorama camera, often The one test mirror is used to be imaged to towards the turntable of the test mirror, and, the institute of the panorama camera There are the camera lens of the time for exposure to be measured and the multiple test mirror to correspond opposite ornaments；The test device includes band The turntable of motor, the center of the turntable are fixed with pointer, and the periphery of the one side of the fixed pointer of the turntable is arranged 360 degree Angle scale, the center of 360 degree of the angle scale and the center of the turntable are concentric；

Control unit controls in the panorama camera when the turntable is rotated according to the desired speed of the motor The time for exposure to be measured camera lens shooting include in the test mirror corresponding with the camera lens of the time for exposure to be measured at The image data of picture, described image data include the pointer, the turntable and the angle scale, according to described image number The time for exposure of the camera lens of the time for exposure to be measured is determined according to the fan-shaped smear angle of the pointer of middle shooting.

Optionally, described control unit is built in the panorama camera, and the operation that described control unit receives user refers to After order, the lens module of to be measured time for exposure of the control instruction into the panorama camera is sent, is controlled by the lens module It includes the survey corresponding with the camera lens of the time for exposure to be measured that the camera lens of the corresponding time for exposure to be measured, which carries out shooting, It shows on trial the image data being imaged in son.

Optionally, described control unit is placed outside the panorama camera, with the panorama camera telecommunication or by logical Believe interface connection, after described control unit receives the operational order of user, sends control instruction into the panorama camera The lens module of time for exposure to be measured is shot by the camera lens that the lens module controls the corresponding time for exposure to be measured Including the image data being imaged in the test mirror corresponding with the camera lens of the time for exposure to be measured.

It optionally, further include determination unit, according to the fan-shaped smear angle of the pointer shot in described image data Degree determines the time for exposure of the camera lens of the time for exposure to be measured.

Optionally, the motor is the motor shown with rotating cycle；Described image data include the pointer, described The rotating cycle of turntable and the angle scale and the motor.

Optionally, the determination unit is also used to choose each described to be measured when described image data are video data The fan-shaped smear angle of the pointer shot in the frame picture of same frame position in the video data of the camera lens shooting of time for exposure Degree, determines the time for exposure of the camera lens of the time for exposure to be measured.

Optionally, the panorama camera includes two or more optical lens.

Optionally, the panorama camera includes four fish eye optical camera lenses, and four fish eye optical camera lenses correspond Four panels of the panorama camera are distributed in, four fish eye optical camera lenses are in same level, each panel It is provided with the physics shooting button or touch screen shooting control that the fish eye optical camera lens of the corresponding distribution of control is shot.

Optionally, the test device further includes turntable set, and described 360 degree of angle mark is arranged in the periphery of the turntable set Institute is fixedly installed by being arranged the turntable set, with the periphery in the one side of the fixed pointer of the turntable in ruler, the turntable State 360 degree of angle scale.

Optionally, the test device further includes angle scale fixing piece, and 360 degree of the angle scale passes through the angle Anale settting scale fixing piece is fixedly connected on the periphery of the one side of the fixed pointer of the turntable.

Optionally, the motor is constant revolution motor, the corresponding center for being installed on the turntable of the shaft of the motor.

Optionally, the turntable be arranged the pointer with the pointer backwards to the turntable while color difference it is big In preset value.

Optionally, it is isosceles triangle that the pointer, which is directed toward one end of the turntable periphery, and the pointer is directed toward described turn The apex angle of the isosceles triangle of one end of disk periphery is fallen on the periphery of the turntable.

Optionally, the one end at the pointer towards the center of the turntable is isosceles triangle, and the pointer is described in The apex angle of the isosceles triangle of the one end at the center of turntable is fallen on the center of the turntable.

As can be seen from the above technical solutions, the embodiment of the present invention has the advantage that

The embodiment of the present invention provides a kind of more camera lens time for exposure systems of test panorama camera, comprising: test device, panorama Mirror is tested in camera and multiple tests identical with the number of shots of at least two time for exposure to be measured of the panorama camera, often The one test mirror is used to be imaged to towards the turntable of the test mirror, and, the institute of the panorama camera There are the camera lens of the time for exposure to be measured and the multiple test mirror to correspond opposite ornaments；The test device includes band The turntable of motor, the center of the turntable are fixed with pointer, and the periphery of the one side of the fixed pointer of the turntable is arranged 360 degree Angle scale, the center of 360 degree of the angle scale and the center of the turntable are concentric；Control unit, when the turntable When rotating according to the desired speed of the motor, the camera lens shooting packet of the time for exposure to be measured in the panorama camera is controlled The image data being imaged in the test mirror corresponding with the camera lens of the time for exposure to be measured is included, described image data include The pointer, the turntable and the angle scale, according to the fan-shaped smear of the pointer shot in described image data Angle determines the time for exposure of the camera lens of the time for exposure to be measured.The test macro provides completely new more in panorama camera field The time for exposure detection scheme of lens module.In addition, the layout of the detection scheme of the time for exposure is simple, flexibility is high, system Simply, system building difficulty is small, and it is convenient that maintenance is easy, and replaces part to be repaired and is easy.

Detailed description of the invention

Fig. 1 is a kind of system construction drawing for test panorama camera more camera lens time for exposure that one embodiment of the invention provides；

Fig. 2 is test device structure chart provided in an embodiment of the present invention；

Fig. 3 is turntable provided in an embodiment of the present invention and angle scale schematic diagram；

Fig. 4 is that a kind of angle scale provided in an embodiment of the present invention shows precision schematic diagram；

Fig. 5 is the fan angle schematic diagram that time for exposure pointer provided in an embodiment of the present invention is strafed；

Fig. 6 be another embodiment of the present invention provides a kind of more camera lens time for exposure systems of test panorama camera in control it is single The structure chart of member；

Fig. 7 be another embodiment of the present invention provides a kind of more camera lens time for exposure system construction drawings of test panorama camera；

Fig. 8 be another embodiment of the present invention provides a kind of more camera lens time for exposure systems of test panorama camera in determine it is single The structure chart of member；

Fig. 9 be another embodiment of the present invention provides a kind of more camera lens time for exposure systems of test panorama camera in determine it is single The structure chart of member；

Figure 10 be another embodiment of the present invention provides a kind of more camera lens time for exposure system construction drawings of test panorama camera.

Specific embodiment

The embodiment of the invention provides a kind of more camera lens time for exposure systems of test panorama camera, for improving the time for exposure Detection technique precision, flexibility.

As shown in Figure 1, the embodiment of the present invention provides a kind of more camera lens time for exposure systems of test panorama camera, comprising: survey 1, panorama camera 2 and identical multiple with the number of shots of at least two time for exposure to be measured of the panorama camera 2 is set in trial assembly Test mirror 3.In embodiments of the present invention, for testing the camera lens of 4 time for exposure to be measured, therefore, as shown in Figure 1, surveying Trying the more camera lens time for exposure systems of panorama camera includes 4 test mirrors 3, and each test mirror 3 is used for described in The turntable 11 of test mirror 3 is imaged.In embodiments of the present invention, turntable 11 is a part of test device 1.Such as Fig. 1 institute Show, 4 test mirrors are respectively imaged the turntable 11 towards the test mirror 3, the respectively first imaging 31, the second one-tenth As 32, third imaging 33 and the 4th imaging 34.And as shown in Figure 1, when all exposures to be measured of the panorama camera 2 Between camera lens and the multiple test mirror 3 correspond opposite ornaments.As depicted in figs. 1 and 2, the test device 1 includes The turntable 11 of translator 10, the center of the turntable 11 are fixed with pointer 12, the fixed pointer 12 of the turntable 11 360 degree of angle scale 13, the center at the center of 360 degree of the angle scale 13 and the turntable 11 is arranged in periphery on one side With one heart.

In embodiments of the present invention, turntable 11, angle scale 13 and constant speed motor 10 are installed together, and are placed on panorama camera On 2 sides.The one face plane mirror of each vertical placement before each lens module of panorama camera 2, namely test mirror 3, by test mirrors Son 3 is slightly held.The angle of plane mirror before adjusting each lens module and the angle of constant speed motor and orientation, so that panorama phase Each camera lens of machine 2 completely can clearly photograph turntable 11, pointer 12, angle scale 13 by plane mirror.Fix plane The orientation of mirror, motor 10 and panorama camera 2.

In the embodiment of the present invention, the test more camera lens time for exposure systems of panorama camera further include control unit 5, control unit 5 communicate with panorama camera 2, and specifically, control unit 5 is communicated with the lens module of the time for exposure to be measured of panorama camera 2, each Lens module is corresponding to control at least one camera lens.In embodiments of the present invention, a camera lens is corresponded to independently with each lens module For illustrate.

When the turntable 11 is rotated according to the desired speed of the motor 10, control unit 5 controls the panorama camera 2 In the time for exposure to be measured camera lens shooting include the test mirror 3 corresponding with the camera lens of the time for exposure to be measured The image data of middle imaging, described image data include the pointer 12, the turntable 11 and the angle scale 13.Rotation For pointer 12 in the exposure process that panorama camera 2 is shot, motion profile forms a blind sector in the image of shooting, Referred to as fan-shaped smear.

In embodiments of the present invention, after control unit 5 receives the operational order of user, control instruction is sent to described complete The lens module of the time for exposure to be measured in scape camera 2 controls the corresponding time for exposure to be measured by lens module It includes the image data being imaged in the test mirror 3 corresponding with the camera lens of the time for exposure to be measured that camera lens, which carries out shooting,. Each lens module is built in panorama camera, and the camera lens of lens module is placed outside panorama camera, is used for captured image data.

As shown in figure 3, the turntable 11 that our embodiment provides is circle, pointer 12 is a radius of turntable 11.Pointer 12 for forming blind sector with the rotation of turntable 11 in the exposure process that panorama camera 2 is shot.For the face for improving blind sector Color depth, round turntable are white-based color, meanwhile, the width of pointer 12 is greater than 1/20 pointer length, and pointer is dark color, excellent Select black.To improve the precision to blind sector angle measurement, pointer 12 is directed toward the center of circle and the both ends of round edge and needs using isosceles Triangle.Apex angle by the isosceles triangle of center of circle one end is fallen on the center of circle, and round edge direction is directed toward along pointer 12 in bottom edge；By round edge The apex angle of isosceles triangle fall on round edge, center of circle direction is directed toward along pointer 12 in bottom edge.Preferably, the bottom of two isosceles triangles Edge lengths are greater than 3 times of 12 width of pointer.Preferably, isosceles triangle uses equilateral triangle.Turntable 11 is mounted on constant speed electricity On machine 11.It installs at the center of 11 shaft of center of circle face motor of turntable.

Optionally, turntable 11 is removably connected to the motor 11.

Optionally, angle scale 13 is removably connected to the turntable 11.

Preferably, angle scale 13 selects the disk more slightly larger than turntable 11, and scale label is uniformly in 11 outer edge of turntable It distributes from inside to outside, and scale is clear enough, after panorama camera shooting, can clearly tell turntable in the image of shooting The arrow of 11 pointer 12, i.e. scale label value pointed by fan-shaped smear both sides.

Optionally, the test device 1 includes turntable set, and described 360 degree of angle mark is arranged in the periphery of the turntable set Ruler 13, the turntable 11 is by being arranged the turntable set, with solid in the periphery of the one side of the fixed pointer 12 of the turntable 11 360 degree of the angle scale 13 is set surely.

In the test device, the scale of 360 degree of angle scale 13 is exposed in 11 outer edge surrounding of turntable, and scale The center of circle of direction will with turntable 11 the center of circle it is concentric.Angle scale 13 will be fixed, and not be able to rotate during the test or movable. Preferably, angle scale 13 selects the disk more slightly larger than turntable 11.As shown in figure 4, the scale of angle scale 13 is uniformly turning 11 outer edge of disk distributes from inside to outside, and scale is clear enough, can be clear in the image of shooting after shooting so as to panorama camera 2 12 arrow of turnplate pointer is differentiated by Chu, i.e. 13 scale value of angle scale pointed by fan-shaped smear both sides.

In embodiments of the present invention, control unit 5 can be placed outside the outside of panorama camera 2, by telecommunication or have The wireline interfaces such as line communication connect panorama camera 2, after receiving the operational order of user, to send control instruction to panorama phase Machine 2 starts the shooting function that the processor inside panorama camera 2 triggers the lens module of time for exposure to be measured, by lens module It includes institute corresponding with the camera lens of the time for exposure to be measured that the camera lens for controlling the corresponding time for exposure to be measured, which carries out shooting, State the image data being imaged in test mirror 3.In other embodiments, as shown in figure 5, control unit 5 can also be built in entirely In scape camera 2, after the operational order for receiving user, the to be measured exposure of the control instruction into the panorama camera 2 is sent The lens module of time, by the camera lens that lens module controls the corresponding time for exposure to be measured carry out shooting include with it is described to Survey the image data being imaged in the corresponding test mirror 3 of camera lens of time for exposure.

In embodiments of the present invention, the fan-shaped smear angle for the pointer 12 that user shoots in obtaining described image data After degree, the mirror of the time for exposure to be measured is determined according to the fan-shaped smear angle of the pointer 12 shot in described image data The time for exposure of head.User can determine the time for exposure of the camera lens of the time for exposure to be measured by manually calculating.At other In embodiment, user can also calculate the exposure for obtaining the camera lens of the time for exposure to be measured by simulation software or software for calculation Time.

As shown in fig. 6, the time for exposure t of single test is by the angular dimension θ of fan-shaped smear and the angular velocity omega meter of turntable It obtains.Calculation formula is as follows,

T=θ/ω

Wherein, when fan-shaped smear does not span across 0 degree of scale,

WithIn respectively fan-shaped smear, corresponding two scales of fan-shaped both sides arrow,WithWhat is taken It is directly read wherein in imageFor the larger value,For smaller value.

When fan-shaped smear is across 0 degree of scale,

WithIn respectively fan-shaped smear, corresponding two scales of fan-shaped both sides arrow,WithWhat is taken It is directly read wherein in imageFor the larger value,For smaller value.

ω=360 ° n

In embodiments of the present invention, n is the revolving speed of turntable, has been set when adjusting motor speed, can be in electricity It is directly read in the set interface of machine revolving speed.

In embodiments of the present invention, the time for exposure t of single test is calculated by test record data as follows.

Single shot is easy to be influenced by environment and the disturbing factor of operation, can by the way that the test exposure time is repeated several times, The average value of multiple test exposure time is calculated, to reach influence of the disturbing factor for reducing environment and operation to test result.

Optionally, in another embodiment, as shown in fig. 7, when being exposed based on the more camera lenses of test panorama camera shown in FIG. 1 Between system, further include determination unit 6, determination unit 6 is communicated with panorama camera 2.The determination unit 6 is according to described image number The time for exposure of the camera lens of the time for exposure to be measured is determined according to the fan-shaped smear angle of the pointer 12 of middle shooting.

In embodiments of the present invention, the more camera lens time for exposure systems of test panorama camera shown in FIG. 1 are based on, such as Fig. 8 institute Show, determination unit 6 can be built in panorama camera 2, directly be obtained from the database that lens module or panorama camera 2 are shot Described image data are taken, are determined with the fan-shaped smear angle according to the pointer 12 shot in described image data described to be measured The time for exposure of the camera lens of time for exposure.

In other embodiments, the more camera lens time for exposure systems of test panorama camera shown in FIG. 1 are based on, as shown in figure 9, Determination unit 6 can be built in control unit 5.When control unit 5 is at the inside of panorama camera 2, it is equivalent to determination unit 6 It is built in panorama camera 2, then directly can obtain described image from the database that lens module or panorama camera 2 are shot Data, to determine the time for exposure to be measured according to the fan-shaped smear angle of the pointer 12 shot in described image data The time for exposure of camera lens can also obtain institute from the database that lens module or panorama camera 2 are shot by control unit 5 Image data is stated, to determine the exposure to be measured according to the fan-shaped smear angle of the pointer 12 shot in described image data The time for exposure of the camera lens of time.When control unit 5 is at 2 outside of panorama camera, determination unit 6 can pass through control unit 5 Described image data are obtained from the database that lens module or panorama camera 2 are shot, to clap according in described image data The fan-shaped smear angle for the pointer 12 taken the photograph determines the time for exposure of the camera lens of the time for exposure to be measured.When control unit 5 At 2 outside of panorama camera, determination unit 6 can also independently be separated with control unit 5, respectively be in the layout of the outer of panorama camera 2 Portion is connect with panorama camera 2 by wireline interfaces such as telecommunications or wire communication.

Optionally, as shown in Figure 10, the more camera lens time for exposure systems of test panorama camera shown in FIG. 1, the electricity are based on Machine 10 is the motor 10 shown with rotating cycle；Described image data include the pointer 12, the turntable 11 and the angle The rotating cycle of anale settting scale 13 and the motor 10.

In the present solution, due to using the turntable with angle index and pointer, and using the electricity with circle number display function Machine, while the mode being imaged using mirror realize the consistency of each lens module test environment, will be from reference object Difference is near minimum.

Optionally, the determination unit 6 is also used to when described image data are video data, choose it is each described to The sector for surveying the pointer 12 shot in the frame picture of same frame position in the video data of the camera lens shooting of time for exposure is dragged Shadow angle determines the time for exposure of the camera lens of the time for exposure to be measured.

When test, the angle of the plane mirror before adjusting each lens module and the angle of constant speed motor and orientation, so that entirely Each camera lens of scape camera 2 completely can clearly photograph turntable 11, pointer 12, angle scale 13 by plane mirror.It fixes The orientation of plane mirror, the rotating cycle of motor 10 and motor 10 and panorama camera 2.Then the revolving speed of motor 10 is adjusted, so that In the image that each lens module of panorama camera 2 takes, the fan-shaped smear angle of 11 pointer 12 of turntable is both less than 360 degree.For The precision of test result is improved, the angle of fan-shaped smear is being greater than 180 degree, and is preferred less than 360.

After mixing up 10 revolving speed of motor, an image is shot with panorama camera 2, or record one section of small video, in each mirror In the video that head is recorded, a frame image is respectively taken out in identical position and is come out, such as all takes the 200th frame.Then record is every The rotating cycle value for the motor 10 that a lens module photographed, the initial position of the fan-shaped smear of 11 pointer 12 of turntable and stop bits It sets, the time for exposure difference in length of the frame of the mould group to be measured of panorama camera 2 can be calculated.

In the image that one lens module takes, the initial position of the fan-shaped smear of pointer 12 and the signified of terminal position are carved Angle value is respectivelyWithCorresponding motor display circle number is N₁And N₂(since fan angle is less than 360 degree, N₁And N₂It is equal or 1) person differs only by, the tachometer value of turntable is n.

It is calculated by above data, in addition the circle number that motor circle number, i.e. turntable turn over, the initial position of pointer sector smear With the signified scale of terminal positionWithCorresponding turntable from start to proceed to be taken the moment when the practical angle turned over Ψ₁And Ψ₂It is respectively as follows:

The angular dimension θ of fan-shaped smear are as follows:

θ=Ψ₂-Ψ₁

The angular velocity omega of turntable are as follows:

ω=360 ° .n

Time for exposure t_eAre as follows:

Using test record data, the time for exposure t of this mould group is calculated_eAre as follows:

The time for exposure of K camera lens of panorama camera is recorded as t respectively_e1、t_e2、t_e3、......、t_eK, then correspondence takes Turntable circle number and start angle are respectively N₁₁、N₁₂、N₁₃、......、N_1K, WithThe time for exposure calculation formula of each lens module are as follows:

……

In above scheme, in such a way that turntable 11 is imaged in camera plane mirror, solves and existing be unable to test panorama The problem of camera more lens module time for exposure.

Optionally, the panorama camera 2 includes two or more optical lens.

Optionally, the panorama camera 2 includes four fish eye optical camera lenses, and four fish eye optical camera lenses correspond Four panels of the panorama camera 2 are distributed in, four fish eye optical camera lenses are in same level, each panel It is provided with the physics shooting button or touch screen shooting control that the fish eye optical camera lens of the corresponding distribution of control is shot.

Optionally, the test device further includes turntable set, and described 360 degree of angle mark is arranged in the periphery of the turntable set Ruler 13, the turntable 11 is by being arranged the turntable set, with solid in the periphery of the one side of the fixed pointer 12 of the turntable 11 360 degree of the angle scale 13 is set surely.

Optionally, the test device further includes angle scale fixing piece, and 360 degree of the angle scale 13 passes through described Angle scale fixing piece is fixedly connected on the periphery of the one side of the fixed pointer 12 of the turntable 11.

Optionally, the motor 10 is constant revolution motor 10, and the shaft correspondence of the motor 10 is installed on the turntable 11 center.

Optionally, the turntable 11 be arranged the pointer 12 with the pointer 12 backwards to the turntable 11 while Color difference be greater than preset value.

Optionally, it is isosceles triangle that the pointer 12, which is directed toward one end of 11 periphery of turntable, and the pointer 12 is directed toward The apex angle of the isosceles triangle of one end of 11 periphery of turntable is fallen on the periphery of the turntable 11.

Optionally, the one end at the pointer 12 towards the center of the turntable 11 is isosceles triangle, 12 court of pointer It is fallen in the apex angle of the isosceles triangle of the one end at the center of the turntable 11 on the center of the turntable 11.

Optionally, the diameter of the turntable 11 is greater than 10cm.

Optionally, the diameter of the angle scale 13 is greater than 10cm.

Optionally, the turntable 11 is round turntable, and 12 length of pointer is the radius of the round turntable.

Optionally, the one side of the pointer 12 is arranged as white in the turntable 11, and the pointer 12 is backwards to the turntable 11 One side be black.

Optionally, the bottom edge length of all isosceles triangles is greater than or equal to 3 times of the pointer width.

Optionally, all isosceles triangles are equilateral triangle.

As can be seen from the above technical solutions, the embodiment of the present invention has the advantage that

The embodiment of the present invention provides a kind of more camera lens time for exposure systems of test panorama camera, comprising: test device 1, complete Scape camera 2 and multiple test mirrors 33 identical with the number of shots of at least two time for exposure to be measured of the panorama camera 2, Each test mirror 3 is used to be imaged to towards the turntable 11 of the test mirror 3, and, the panorama phase The camera lens and the multiple test mirror 3 of all time for exposure to be measured of machine 2 corresponds opposite ornaments；The test dress 1 turntable 11 including translator 10 is set, the center of the turntable 11 is fixed with pointer 12, the fixed pointer 12 of the turntable 11 The periphery of one side 360 degree of angle scale 13 is set, the center of 360 degree of the angle scale 13 in the turntable 11 The heart is concentric；Control unit 5 controls the panorama camera 2 when the turntable 11 is rotated according to the desired speed of the motor 10 In the time for exposure to be measured camera lens shooting include the test mirror 3 corresponding with the camera lens of the time for exposure to be measured The image data of middle imaging, described image data include the pointer 12, the turntable 11 and the angle scale 13；With basis The fan-shaped smear angle of the pointer 12 shot in described image data determines the exposure of the camera lens of the time for exposure to be measured Time.The test macro provides the time for exposure detection scheme of the completely new more lens modules in panorama camera field.In addition, the exposure The layout of detection scheme between light time is simple, and flexibility is high, and system is simple, and system building difficulty is small, and it is convenient that maintenance is easy, replacement Part to be repaired is easy.

In the above-described embodiments, can come wholly or partly by software, hardware, firmware or any combination thereof real It is existing.When implemented in software, it can entirely or partly realize in the form of a computer program product.

The computer program product includes one or more computer instructions.Load and execute on computers the meter When calculation machine program instruction, entirely or partly generate according to process or function described in the embodiment of the present invention.The computer can To be general purpose computer, special purpose computer, computer network or other programmable devices.The computer instruction can be deposited Storage in a computer-readable storage medium, or from a computer readable storage medium to another computer readable storage medium Transmission, for example, the computer instruction can pass through wired (example from a web-site, computer, server or data center Such as coaxial cable, optical fiber, Digital Subscriber Line (DSL)) or wireless (such as infrared, wireless, microwave) mode to another website Website, computer, server or data center are transmitted.The computer readable storage medium can be computer and can deposit Any usable medium of storage either includes that the data storages such as one or more usable mediums integrated server, data center are set It is standby.The usable medium can be magnetic medium, (for example, floppy disk, hard disk, tape), optical medium (for example, DVD) or partly lead Body medium (such as solid state hard disk Solid State Disk (SSD)) etc..

It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description, The specific work process of device and unit, can be with reference to the corresponding process in aforementioned system embodiment, and details are not described herein.

In several embodiments provided herein, it should be understood that disclosed system, device and system can be with It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit It divides, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components It can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown or The mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, the indirect coupling of device or unit It closes or communicates to connect, can be electrical property, mechanical or other forms.

The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme 's.

It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list Member both can take the form of hardware realization, can also realize in the form of software functional units.

If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product When, it can store in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words It embodies, which is stored in a storage medium, including some instructions are used so that a computer Equipment (can be personal computer, server or the network equipment etc.) executes the complete of system described in each embodiment of the present invention Portion or part steps.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic or disk etc. are various can store journey The medium of sequence code.

The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although referring to before Stating embodiment, invention is explained in detail, those skilled in the art should understand that: it still can be to preceding Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these It modifies or replaces, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.