CN105100557A - Portable electronic device and image extraction method - Google Patents
Portable electronic device and image extraction method Download PDFInfo
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- CN105100557A CN105100557A CN201410216108.4A CN201410216108A CN105100557A CN 105100557 A CN105100557 A CN 105100557A CN 201410216108 A CN201410216108 A CN 201410216108A CN 105100557 A CN105100557 A CN 105100557A
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Abstract
The invention provides a portable electronic device and an image extraction method. The portable electronic device is suitable for photographing an object, and comprises a first photographing module, a second photographing module, a processing unit and a control unit. The first photographing module obtains a first reference image of the object in a first given focal length. The second photographing module obtains a second reference image of the object in a second given focal length. The processing unit determines a photographing focal length according to the first reference image and the second reference image. The control unit controls the first photographing module or the second photographing module to photograph the object in a photographing focal length. The first photographing module and the second photographing module face one direction corresponding to the object. Time needed by moving of a lens can be reduced, the error rate of obtaining of the best photographing distance of the object by an algorithm is reduced, and then a focusing speed and accuracy are accelerated.
Description
Technical field
The present invention relates to a kind of portable electron device and image extraction method, particularly relate to a kind of utilization and correspond to the twin-lens of different focal to obtain portable electron device and the image extraction method of the shooting focal length of an object.
Background technology
Due to the easy to carry of portable electron device and development rapidly, user can utilize the intelligent apparatus with video lens or digital camera to carry out the action of taking at any time, but the focusing mode of current camera utilizes motor to carry out moving lens usually, then the readability for shooting object in reference picture acquired is at present calculated by algorithm, to determine whether best focusing position, but above-mentioned focusing mode can affect to some extent because of the difference of algorithm, such as occur that focusing time is long, even occur situation about cannot focus.Therefore, the problem that best object shooting focal length is required solution is at present obtained the operation time as how shorter.
Summary of the invention
For solving the problem, one embodiment of the invention provides a kind of portable electron device, is applicable to shooting one object, comprises one first photographing module, one second photographing module, a processing unit and a control unit.First photographing module obtains the first reference picture of object with the first set focal length.Second photographing module obtains the second reference picture of object with the second set focal length.Processing unit determines a shooting focal length according to the first reference picture and the second reference picture.Control unit controls the first photographing module or the second photographing module takes object with shooting focal length.First photographing module and the second photographing module are towards the direction corresponding to object.
Another embodiment of the present invention provides a kind of portable electron device, is applicable to shooting one object, comprises one first photographing module, one second photographing module and a control unit.First photographing module is towards first direction.Second photographing module, switchable type towards first direction and second direction, wherein first direction is contrary with second direction.When execution one shoot function, control unit controls the second photographing module towards first direction, and uses the first photographing module and the second photographing module shooting object.
Another embodiment of the present invention provides a kind of image extraction method, and be applicable to a portable electron device, step comprises: correspond to Position Control first photographing module of portable electron device and the second photographing module simultaneously towards object according to an object; Control the first photographing module obtains object the first reference picture with the first set focal length; Control the second photographing module obtains object the second reference picture with the second set focal length; Shooting focal length is determined according to the first reference picture and the second reference picture; Control the first photographing module or the second photographing module takes object with shooting focal length.
In sum, the portable electron device proposed according to one embodiment of the invention and image extraction method, different reference pictures is obtained with different shooting focal lengths respectively by utilizing two camera lenses, corresponding clear proportion is obtained respectively for the sharpness of shooting object again according in two reference pictures, by clear proportion to obtain the definite shooting focal length of object, thus, the time needed for moving lens can be reduced, and reduce the error rate that algorithm obtains the optimum distance of shooting object, to accelerate speed and the accuracy of focusing.
Accompanying drawing explanation
Fig. 1 is the block diagram of the portable electron device of display according to one embodiment of the invention.
Fig. 2 A, Fig. 2 B are the schematic diagrames of the portable electron device of display according to one embodiment of the invention.
Fig. 3 is that the utilize portable electron device of display according to one embodiment of the invention takes the schematic diagram of object.
Fig. 4 A, Fig. 4 B are the schematic diagrames of the portable electron device of display according to another embodiment of the present invention.
Fig. 5 is the flow chart of the image extraction method of display according to one embodiment of the invention.
Wherein, description of reference numerals is as follows:
100 ~ portable electron device
101 ~ first surface
102 ~ second surface
103 ~ object
110 ~ the first photographing modules
120 ~ the second photographing modules
130 ~ processing unit
140 ~ control unit
301 ~ the first focal plane
302 ~ the second focal plane
410 ~ pivot
D ~ distance
The set focal length of f1 ~ the first
The set focal length of f2 ~ the second
S501, S502, S503, S504, S505, S506 ~ steps flow chart
Embodiment
Other scopes that system for the present invention and method are suitable for are by obvious in following provided detailed description.It must be appreciated following detailed description and specific embodiment, when proposing the example embodiment about portable electron device and image multiple exposing method, only as the object described and and be not used to limit the scope of the invention.
Fig. 1 is the block diagram of the portable electron device of display according to one embodiment of the invention.As shown in Figure 1, portable electron device 100 comprises the first photographing module 110, second photographing module 120, processing unit 130 and control unit 140.Wherein, portable electron device 100 can be smart mobile phone, panel computer etc.In addition, portable electron device 100 also can comprise the module such as memory cell, touch control unit, because the technical characteristic of above-mentioned module is similar to known technology, therefore is not described to simplify explanation at this.First photographing module 110 obtains the first reference picture of object with the first set focal length.Second photographing module 120 obtains the second reference picture of object with the second set focal length.Processing unit 130 determines shooting focal length according to the first reference picture and the second reference picture.Control unit 140 controls the first photographing module 110 or the second photographing module 120 takes object with shooting focal length.First photographing module 110 and the second photographing module 120 are towards the position corresponding to object.
Fig. 2 A, Fig. 2 B are the schematic diagrames of the portable electron device 100 of display according to one embodiment of the invention.As shown in Fig. 2 A, Fig. 2 B, portable electron device 100 comprises first surface 101 and a second surface 102.Wherein, first surface 101 is in contrast to second surface 102.According to one embodiment of the invention, the first photographing module 210 and the second photographing module 220 can be arranged on first surface 101 or second surface 102.In this embodiment, the first photographing module 110 and the second photographing module 120 are arranged on first surface 101, and simultaneously towards a first direction.Wherein, first direction is perpendicular to first surface 101.
Refer to Fig. 3.Fig. 3 is that the utilize portable electron device of display according to one embodiment of the invention takes the schematic diagram of object.As shown in Figure 3, when user is for shooting one object 103, by the first photographing module 110 of being arranged on first surface 101 and the second photographing module 120 (not shown) towards the direction of object 103, object 103 is made to be positioned at the coverage of the first photographing module 110 and the second photographing module 120.When object 103 is positioned at the coverage of the first photographing module 110 and the second photographing module 120, the first photographing module 110 obtains the first reference picture of object 103 with the first set focal distance f 1.Second photographing module 120 obtains the second reference picture of object 103 with the second set focal distance f 2.According to one embodiment of the invention, object 103 is 70 centimeters with the distance d of portable electron device 100, when object 103 is positioned at the coverage of the first photographing module 110 and the second photographing module 120, first photographing module 110 takes object 103 to obtain the first reference picture corresponding to object 103 using 110 centimeters as the first set focal distance f 1, and the second photographing module 120 takes object 103 to obtain the second reference picture corresponding to object 103 using 10 centimeters as the second set focal distance f 2.Generally speaking, as shown in Figure 3, first set focal distance f 1 is set greater than the distance d between object 103 and portable electron device 100 usually, and the second set focal length is set smaller than the distance d between object 103 and portable electron device 100 usually, also can be minimum focus, in other words, shooting focal length is usually between the first set focal distance f 1 and the second set focal distance f 2.It should be noted that the first set focal distance f 1 and the second set focal distance f 2 also can by user's sets itself, and the first set focal distance f 1 and the second set focal distance f 2 also can all be greater than or all be less than shooting focal length.Wherein, first set focal distance f 1 refers to the first photographing module 110 and the distance between the second photographing module 120 and the first focal plane 301, and the second set focal distance f 2 refers to the first photographing module 110 and the distance between the second photographing module 120 and the second focal plane 302.
Processing unit 130 is after obtaining the first reference picture and the second reference picture, and the image information comprised according to the first reference picture and the second reference picture obtains the definite focal length of object 103 relative to the first photographing module 110 and the second photographing module 120.
According to one embodiment of the invention, processing unit 130 obtains the different specific weight corresponding to readability according to different shooting focal lengths, to calculate the definite distance of object 103 and the first photographing module 110 and the second photographing module 120.Refer to table 1, table 1 is when using different shooting focal lengths to take, the clear proportion corresponding to diverse location.For example, if the first photographing module 110 takes object 103 using 110 centimeters as the first set focal distance f 1, then the first corresponding clear proportion 0.6 is obtained according to first sharpness of object 103 in the first reference picture; If the second photographing module 120 takes object 103 using 10 centimeters as the second set focal distance f 2, then obtain the second corresponding clear proportion 0.4 according to second sharpness of object 103 in the second reference picture.Then, can learn that the distance between object 103 and the first photographing module 110 and the second photographing module 120 is 70 centimeters according to the first clear proportion and the second clear proportion.
Table 1
Then, control unit 140 determines to take object 103 with the first photographing module 110 or the second photographing module 120 according to the second set focal distance f 2 of first of the first photographing module 110 the set focal distance f 1 and the second photographing module 120.When processing unit 130 as calculated after learn the shooting focal length of object 103 after, control unit 140 also according between the first set focal distance f 2 of set focal distance f 1, second and shooting focal length relation determine take object with the first photographing module 110 or the second photographing module 120.According to the above embodiments, distance between object 103 and the first photographing module 110 and the second photographing module 120 is 70 centimeters, be the first photographing module 110 when the first set focal distance f 1 moves to shooting focal length, the focusing of required movement is from being 40 centimeters, and the second photographing module 120 is when the second set focal distance f 2 moves to shooting focal length, the focusing of required movement is from being 60 centimeters, the focusing that then control unit 140 controls required movement takes object 103 from the shortest photographing module (being the first photographing module 110 in this embodiment) with shooting focal length.
Fig. 4 A, Fig. 4 B are the schematic diagrames of the portable electron device 100 of display according to one embodiment of the invention.As shown in Fig. 4 A, Fig. 4 B, portable electron device 100 comprises a pivot 410, and the second photographing module 120 is arranged on pivot 410.When user is for shooting one object 103, by the direction of the first photographing module 110 towards object 103, object 103 is made to be positioned at the coverage of the first photographing module 110.When object 103 is positioned at the coverage of the first photographing module 110, and during the enable camera function of user, a detecting unit (not shown) also judges that whether the first taking module 110 and the second photographing module 120 are simultaneously towards the direction of object 103.According to one embodiment of the invention, if the first photographing module 110 and the second photographing module 120 are all towards the direction of object 103, then the first photographing module 110 obtains the first reference picture of object 103 with the first set focal distance f 1, and the second photographing module 120 obtains the second reference picture of object 103 with the second set focal distance f 2.
According to another embodiment of the present invention, if detecting unit judge the second photographing module 120 towards direction different from the first photographing module 110, then notify a turn over function of the enable pivot 410 of control unit 140, also or user overturns pivot 410 to change the shooting direction of the second photographing module 120 by manual mode, make the first photographing module 110 and the second photographing module 120 all towards the direction of object 103.For example, when object 103 is positioned at the direction of the first surface 101 corresponding to portable electron device 100, and the second photographing module 120 is towards when corresponding to the direction of second surface 102, the turn over function of the automatic enable pivot 410 of detecting unit notice control unit 140, makes the second photographing module towards the direction corresponding to first surface 101.Also or user before enable shoot function, by pressing an entity case of portable electron device 100 or the enable upset pivot 410 of an icon by touching user interface, make the first photographing module 110 and the second photographing module 120 all towards the direction of object 103.
When the first photographing module 110 and the second photographing module 120 are all towards the direction of object 103, first photographing module 110 obtains the first reference picture of object 103 with the first set focal distance f 1, and the second photographing module 120 obtains the second reference picture of object 103 with the second set focal distance f 2.Processing unit 130 is after obtaining the first reference picture and the second reference picture, and the image information comprised according to the first reference picture and the second reference picture obtains the definite focal length of object 103 relative to the first photographing module 110 and the second photographing module 120.Because above-mentioned step is described in previous embodiment all, therefore do not described in detail to simplify explanation at this.
Fig. 1 please be coordinate to consult Fig. 5.Fig. 5 is the flow chart of the image extraction method of display according to one embodiment of the invention.First, in step S501, user is by the direction of the first photographing module 110 towards object 103.In step S502, detecting unit (not shown) also judges that whether the first taking module 110 and the second photographing module 120 are simultaneously towards the direction of object 103.If when the second photographing module 120 is not towards the direction of object 103, then enters step S503, overturn the second photographing module 120 and make it towards the direction of object 103.When the first photographing module 110 and the second photographing module 120 are all behind the direction of object 103, enter step S504.Wherein, the second photographing module 120 is arranged at the pivot 410 of portable electron device 100.If detecting unit determine the second photographing module 120 towards direction different from the first photographing module 110, then notify a turn over function of the enable pivot 410 of control unit 140, also or user by the turn over function of the enable pivot 410 of manual mode to change the shooting direction of the second photographing module 120, make the first photographing module 110 and the second photographing module 120 all towards the direction of object 103.For example, when object 103 is positioned at the direction of the first surface 101 corresponding to portable electron device 100, and the second photographing module 120 is towards when corresponding to the direction of second surface 102, the turn over function of the automatic enable pivot 410 of detecting unit notice control unit 140.Also or, user before enable shoot function, by press portable electron device 100 a physical button or by touching user interface the enable upset pivot 410 of an icon.
Then, in step S504, control the first photographing module 110 obtains object 103 the first reference picture with the first set focal distance f 1, and control the second photographing module 120 obtains object 103 the second reference picture with the second set focal distance f 2.According to one embodiment of the invention, object 103 is 70 centimeters with the distance of portable electron device 100, when object 103 is positioned at the coverage of the first photographing module 110 and the second photographing module 120, first photographing module 110 takes object 103 to obtain the first reference picture corresponding to object 103 using 110 centimeters as the first set focal length, and the second photographing module 120 takes object 103 to obtain the second reference picture corresponding to object 103 using 10 centimeters as the second set focal length.Generally speaking, first set focal distance f 1 is set greater than the distance d between object 103 and portable electron device 100 usually, and the second set focal distance f 2 is set smaller than the distance d between object 103 and portable electron device 100 usually, also can be minimum focus, in other words, shooting focal length is usually between the first set focal distance f 1 and the second set focal distance f 2.It should be noted that the first set focal distance f 1 and the second set focal distance f 2 also can by user's sets itself, and the first set focal distance f 1 and the second set focal distance f 2 also can all be greater than or all be less than shooting focal length.
In step S405, processing unit 130 obtains the definite focal length of object 103 relative to the first photographing module 110 and the second photographing module 120 according to the image information that the first reference picture and the second reference picture comprise.
According to one embodiment of the invention, processing unit 130 obtains the different specific weight corresponding to readability according to different shooting focal lengths, to calculate the definite distance of object 103 and the first photographing module 110 and the second photographing module 120.Refer to table 1, table 1 is when using different shooting focal lengths to take, the clear proportion corresponding to diverse location.For example, if the first photographing module 110 is using 110 centimeters as the first set focal length shooting object 103, then the first corresponding clear proportion 0.6 is obtained according to first sharpness of object 103 in the first reference picture; If the second photographing module 120 using 10 centimeters as the second set focal length shooting object 103, then obtains the second corresponding clear proportion 0.4 according to second sharpness of object 103 in the second reference picture.Then, can learn that the distance between object 103 and the first photographing module 110 and the second photographing module 120 is 70 centimeters according to the first clear proportion and the second clear proportion, namely shooting focal length is 70 centimeters.
Then, in step S506, control unit 140 controls the first photographing module or the second photographing module takes object 103 with shooting focal length.When processing unit 130 as calculated after learn the shooting focal length of object 103 after, control unit 140 also according between the first set focal distance f 2 of set focal distance f 1, second and shooting focal length relation determine take object with the first photographing module 110 or the second photographing module 120.According to the above embodiments, distance between object 103 and the first photographing module 110 and the second photographing module 120 is 70 centimeters, be the first photographing module 110 when the first set focal distance f 1 moves to shooting focal length, the focusing of required movement is from being 40 centimeters, and the second photographing module 120 is when the second set focal distance f 2 moves to shooting focal length, the focusing of required movement is from being 60 centimeters, the focusing that then control unit 140 controls required movement takes object 103 from the shortest photographing module (being the first photographing module 110 in this embodiment) with shooting focal length.
In sum, the portable electron device proposed according to one embodiment of the invention and image extraction method, different reference pictures is obtained with different shooting focal lengths respectively by utilizing two camera lenses, corresponding clear proportion is obtained respectively for the sharpness of shooting object again according in two reference pictures, by clear proportion to obtain the definite shooting focal length of object, thus, the time needed for moving lens can be reduced, and reduce the error rate that algorithm obtains the optimum distance of shooting object, to accelerate speed and the accuracy of focusing.
The above embodiments describe with enough details and make those of ordinary skill in the art implement disclosed system and method by above-mentioned description; and it must be appreciated; not departing from spirit of the present invention and scope; when doing a little change and retouching, the scope that therefore protection scope of the present invention ought define depending on appended claim is as the criterion.
Claims (11)
1. a portable electron device, is applicable to shooting one object, comprises:
One first photographing module, obtains one first reference picture of above-mentioned object with one first set focal length;
One second photographing module, obtains one second reference picture of above-mentioned object with one second set focal length;
One processing unit, determines a shooting focal length according to above-mentioned first reference picture and above-mentioned second reference picture; And
One control unit, controls above-mentioned first photographing module or above-mentioned second photographing module takes above-mentioned object with above-mentioned shooting focal length;
Wherein, above-mentioned first photographing module and above-mentioned second photographing module are towards the direction corresponding to above-mentioned object.
2. portable electron device as claimed in claim 1, wherein above-mentioned control unit also controls above-mentioned first photographing module according to the relation of above-mentioned first set focal length, above-mentioned second set focal length and above-mentioned shooting focal length or above-mentioned second photographing module takes above-mentioned object with above-mentioned shooting focal length.
3. portable electron device as claimed in claim 1, wherein above-mentioned first photographing module also obtains above-mentioned first reference picture with a maximum focal length, and above-mentioned second photographing module also obtains above-mentioned second reference picture with a minimum focus.
4. a portable electron device, is applicable to shooting one object, comprises:
One first photographing module, towards a first direction;
One second photographing module, switchable type towards above-mentioned first direction and a second direction, wherein above-mentioned first direction is contrary with above-mentioned second direction;
One control unit, controls above-mentioned second photographing module towards above-mentioned first direction, and uses above-mentioned first photographing module and above-mentioned second photographing module to take above-mentioned object.
5. portable electron device as claimed in claim 4, also comprises a processing unit, wherein:
Above-mentioned first photographing module obtains one first reference picture of above-mentioned object with one first set focal length; Above-mentioned second photographing module obtains one second reference picture of above-mentioned object with one second set object distance;
Above-mentioned processing unit determines a shooting focal length according to above-mentioned first reference picture and above-mentioned second reference picture; And
Above-mentioned control unit, controls above-mentioned first photographing module or above-mentioned second photographing module takes above-mentioned object with above-mentioned shooting focal length.
6. portable electron device as claimed in claim 4, the one that wherein above-mentioned control unit also controls above-mentioned first photographing module or above-mentioned second photographing module according to the relation of above-mentioned first set focal length, above-mentioned second set focal length and above-mentioned shooting focal length takes above-mentioned object with above-mentioned shooting focal length.
7. portable electron device as claimed in claim 4, wherein above-mentioned first photographing module also obtains above-mentioned first reference picture with a maximum focal length, and above-mentioned second photographing module also obtains above-mentioned second reference picture with a minimum focus.
8. an image extraction method, is applicable to a portable electron device, comprises:
Position Control one first photographing module of above-mentioned portable electron device and one second photographing module is corresponded to simultaneously towards above-mentioned object according to an object;
Control above-mentioned first photographing module obtains above-mentioned object one first reference picture with one first set focal length;
Control above-mentioned second photographing module obtains above-mentioned object one second reference picture with one second set focal length;
A shooting focal length is determined according to above-mentioned first reference picture and above-mentioned second reference picture;
Control above-mentioned first photographing module or above-mentioned second photographing module takes above-mentioned object with above-mentioned shooting focal length.
9. image extraction method as claimed in claim 8, wherein also determines above-mentioned shooting focal length according to one first sharpness of above-mentioned first reference picture and one second sharpness of above-mentioned second reference picture.
10. image extraction method as claimed in claim 8, wherein also controls above-mentioned first photographing module according to the relation of above-mentioned first set focal length, above-mentioned second set focal length and above-mentioned shooting focal length or above-mentioned second photographing module takes above-mentioned object with above-mentioned shooting focal length.
11. image extraction methods as claimed in claim 8, wherein above-mentioned first photographing module also obtains above-mentioned first reference picture with a maximum focal length, and above-mentioned second photographing module also obtains above-mentioned second reference picture with a minimum focus.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106488135A (en) * | 2016-11-29 | 2017-03-08 | 宇龙计算机通信科技(深圳)有限公司 | A kind of method and system of dual camera focusing |
| CN107357435A (en) * | 2017-07-20 | 2017-11-17 | 京东方科技集团股份有限公司 | Image capturing system and display device for display device |
| WO2021000063A1 (en) * | 2019-06-29 | 2021-01-07 | Qualcomm Incorporated | Automatic focus distance extension |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100081082A (en) * | 2009-01-05 | 2010-07-14 | 엘지전자 주식회사 | Mobile terminal and method for controlling the same |
| CN103246130A (en) * | 2013-04-16 | 2013-08-14 | 广东欧珀移动通信有限公司 | Focusing method and device |
| CN103248816A (en) * | 2012-02-13 | 2013-08-14 | 宏达国际电子股份有限公司 | Focus adjusting method and image capture device thereof |
| CN103259933A (en) * | 2013-04-28 | 2013-08-21 | 广东欧珀移动通信有限公司 | Both-direction camera-shooting system of mobile terminal and control method thereof |
| CN103369247A (en) * | 2013-07-15 | 2013-10-23 | 天津大学 | Camera unified focal length calibration method applied to multi-camera visual information processing |
-
2014
- 2014-05-21 CN CN201410216108.4A patent/CN105100557B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100081082A (en) * | 2009-01-05 | 2010-07-14 | 엘지전자 주식회사 | Mobile terminal and method for controlling the same |
| CN103248816A (en) * | 2012-02-13 | 2013-08-14 | 宏达国际电子股份有限公司 | Focus adjusting method and image capture device thereof |
| CN103246130A (en) * | 2013-04-16 | 2013-08-14 | 广东欧珀移动通信有限公司 | Focusing method and device |
| CN103259933A (en) * | 2013-04-28 | 2013-08-21 | 广东欧珀移动通信有限公司 | Both-direction camera-shooting system of mobile terminal and control method thereof |
| CN103369247A (en) * | 2013-07-15 | 2013-10-23 | 天津大学 | Camera unified focal length calibration method applied to multi-camera visual information processing |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106488135A (en) * | 2016-11-29 | 2017-03-08 | 宇龙计算机通信科技(深圳)有限公司 | A kind of method and system of dual camera focusing |
| CN106488135B (en) * | 2016-11-29 | 2019-08-02 | 宇龙计算机通信科技(深圳)有限公司 | A kind of method and system of dual camera focusing |
| CN107357435A (en) * | 2017-07-20 | 2017-11-17 | 京东方科技集团股份有限公司 | Image capturing system and display device for display device |
| WO2021000063A1 (en) * | 2019-06-29 | 2021-01-07 | Qualcomm Incorporated | Automatic focus distance extension |
| US12010408B2 (en) | 2019-06-29 | 2024-06-11 | Qualcomm Incorporated | Automatic focus distance extension |
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