JP7252299B1 - Imaging method - Google Patents

Abstract

An imaging method is provided. An imaging method includes: providing an imaging area on a display screen of a user device; providing a display area in the imaging area; identifying each license plate in the display area; calculating the license plate area of each license plate; calculating the center point difference from the center point of each license plate within the display area to the center point of the display area; Marking a license plate having a license plate area and having the smallest center point difference, and capturing an image including the marked license plate in an imaging area. [Selection drawing] Fig. 1

Description

The present disclosure relates to an imaging method.

Shared motor vehicles offer many conveniences to people. The lending and returning function in combination with electric vehicles allows users to travel more nimbly and travel longer distances than shared bicycles while also considering environmental protection benefits.

However, shared motor vehicles are often controversial because of their lending and returning capabilities. For example, after returning the motor vehicle, the user receives a traffic violation card due to the movement of the motor vehicle by another person. The user cannot provide proof of returning the motor vehicle, resulting in a poor user experience.

Therefore, how to provide an imaging method to solve the above-mentioned problems is an important problem to be solved by those skilled in the art.

One aspect of the present disclosure is to provide an imaging method that can efficiently solve the aforementioned problems.

According to one embodiment of the present disclosure, an imaging method includes providing an imaging area on a display screen of a user device, providing a display area in the imaging area, and identifying each license plate in the display area. calculating the license plate area of each license plate within the display area; calculating the center point difference from the center point of each license plate within the display area to the center point of the display area; Marking a license plate having a license plate area larger than half of the area and having the smallest center point difference, and capturing an image including the marked license plate in an imaging area.

In one embodiment of the present disclosure, identifying each license plate within the display area includes identifying each license plate based on at least one characteristic.

In one embodiment of the present disclosure, at least one feature includes alpha and numeric characters having a predetermined format/number of characters and a predetermined aspect ratio of the license plate.

In one embodiment of the present disclosure, the imaging method further includes providing an operation area on the display screen, and the operation area and the imaging area are adjacent to each other.

In one embodiment of the present disclosure, the control area provides at least one of a virtual capture button, a virtual flash button, a virtual recapture button, and a virtual upload button.

In one embodiment of the present disclosure, the imaging method further includes providing a guidance information display area within the imaging area.

In one embodiment of the present disclosure, the guidance information display area provides a dialog box or timing indicator.

In one embodiment of the present disclosure, the imaging method is such that when a license plate having a license plate area larger than half of the largest license plate area and having the smallest center point difference moves outside the display area, the guidance Further including providing guidance text in the information display area.

In one embodiment of the present disclosure, the imaging method includes: when marking a license plate having a license plate area larger than half of the largest license plate area and having the smallest center point difference, in the guidance information display area Further including providing a timing indicator.

In one embodiment of the present disclosure, capturing the image includes capturing the image at the end of the countdown of the timing indicator.

Therefore, in the imaging method of the present disclosure, the display area provided in the imaging area guides the user to acquire an image having a specific composition, and the image can be reliably saved together with specific information. By marking the license plate having a license plate area larger than half of the largest license plate area and having the smallest center point difference, the user's recognition of the license plate can be improved, thereby allowing the user can shorten the time to capture an image. By restricting the image to be captured only when the marked license plate is present in the display area at a predetermined ratio for a predetermined period of time, the stability of the image capturing is improved, and the acquired image is sharper. can be made into Combining the imaging method with the vehicle return system can help users save return records by imaging, and reduce return troubles.

It is to be understood that both the foregoing general description and the following detailed description are by way of example and are intended to provide further explanation of the disclosure as claimed.

The present disclosure can be more fully understood by reading the following detailed description of embodiments with reference to the accompanying drawings.

4 is a flow chart of an imaging method according to an embodiment of the present disclosure;

Fig. 10 is a schematic diagram illustrating one of the steps of an imaging method according to an embodiment of the present disclosure;

Fig. 10 is a schematic diagram illustrating one of the steps of an imaging method according to an embodiment of the present disclosure;

Fig. 10 is a schematic diagram illustrating one of the steps of an imaging method according to an embodiment of the present disclosure;

Fig. 10 is a schematic diagram illustrating one of the steps of an imaging method according to an embodiment of the present disclosure;

Fig. 10 is a schematic diagram illustrating one of the steps of an imaging method according to an embodiment of the present disclosure;

Reference will now be made in detail to the present embodiments of the disclosure, examples of which are illustrated in the accompanying drawings. Wherever possible, the same reference numbers are used in the drawings and the description to refer to the same or like parts. However, the specific structural and functional details disclosed herein are merely representative for purposes of describing example embodiments, and thus may be embodied in many alternative forms. should not be construed as limited to only the exemplary embodiments set forth herein. Therefore, there is no intention to limit the example embodiments to the particular forms disclosed, but on the contrary example embodiments cover all modifications, equivalents, and alternatives falling within the scope of this disclosure. should be understood to be inclusive.

While referring to FIG. 1, FIGS. 2 to 6 are also referred to. FIG. 1 is a flowchart of an imaging method according to one embodiment of the present disclosure. 2-6 are schematic diagrams respectively illustrating various steps of an imaging method according to an embodiment of the present disclosure. As shown in FIG. 1, in the present disclosure, the imaging method mainly includes steps S101 to S107.

Step S<b>101 : An imaging area 111 is provided on the display screen 110 of the user device 100 .

Step S<b>102 : A display area 112 is provided in the imaging area 111 .

Step S103: Identify each license plate in the display area 112;

Step S104: Calculate the license plate area of each license plate in the display area 112;

Step S105: Calculate the center point difference from the center point of each license plate in the display area 112 to the center point C0 of the display area 112;

Step S106: Mark the license plate having a license plate area larger than half of the largest license plate area and having the smallest center point difference.

Step S<b>107 : An image including the marked license plate is captured within the imaging area 111 .

In some embodiments, user device 100 is, for example, a smart phone, although the present disclosure is not so limited. In some embodiments, user device 100 further includes a camera module (not shown). The camera module is configured to take pictures of the user device 100 surroundings. The display screen 110 is configured to display the scene captured by the camera module in the imaging area 111 .

As shown in FIGS. 2 to 6, in the present embodiment, a scene of a vehicle having license plates 900A and 900B in the imaging area 111 is taken as an example.

In some embodiments, step S103 includes step S103a.

Step S103a: Identify each license plate based on at least one characteristic.

In some embodiments, at least one feature includes letters and numbers having a predetermined format/number of characters and a predetermined aspect ratio of the license plate, although the disclosure is not so limited. For example, the predetermined formats may include, but the present disclosure is not limited to, alphanumeric font formats and/or placement order formats for license plates of various types of traffic vehicles that comply with local regulations. . For example, the predetermined aspect ratio of the license plate may be a specific range of aspect ratios of license plates of various traffic vehicles that comply with local regulations.

As shown in FIG. 2, in this embodiment, the display area 112 has a center point C0. License plate 900A has a center point C1. The center point C1 and the center point C0 of the license plate 900A are separated by a center point difference D1. Since only license plate 900 A appears in display area 112 , license plate 900 A is the license plate with the largest license plate area and smallest center point difference in display area 112 . Therefore, according to step S106, license plate 900A is marked in FIG. 2 because license plate 900A has a license plate area greater than half of the largest license plate area and the smallest center point difference.

In some embodiments, step S106 includes step S106a.

Step S106a: Providing a marking area 115 in the imaging area 111 for marking the license plate.

As shown in FIGS. 2 to 5, in the present embodiment, the display area 112 is marked with a frame formed of solid lines to improve clarity of identification when the user operates the user device 100. Alternatively, the marking area 115 may be marked with a frame formed of dashed lines, although the present disclosure is not so limited. In practical applications, the display area 112 and the marking area 115 may also be marked with different types or colors of frames or color blocks.

As shown in FIG. 3, in this embodiment, when the user moves user device 100 such that at least a portion of each of license plate 900A and license plate 900B appears in display area 112, the license plates are displayed according to step S106. One of 900A and 900B is marked.

In some embodiments, license plate 900A has a slightly larger license plate area than license plate 900B in the image presented by imaging area 111 of FIG. plate area), and the center point difference D1 from the center point C1 to the center point C0 of the license plate 900A is smaller than the center point difference D2 from the center point C2 to the center point C0 of the license plate 900B (i.e., the license plate 900A has the smallest center point difference). Therefore, according to step S106, license plate 900A in FIG. license plate 900A is marked.

In some embodiments, license plate 900A has a slightly smaller license plate area than license plate 900B in the image presented by imaging area 111 of FIG. area), but the center point difference D1 from the center point C1 to the center point C0 of the license plate 900A is smaller than the center point difference D2 from the center point C2 to the center point C0 of the license plate 900B (that is, the license plate 900A is , with the smallest center point difference). Therefore, according to step S106, in FIG. 3, license plate 900A has a license plate area greater than half of the largest license plate area (i.e., the license plate area of license plate 900B) and the smallest center point difference. Therefore, the license plate 900A is marked.

In some embodiments, the imaging method further includes step S108.

Step S<b>108 : A guidance information display area 114 is further provided within the imaging area 111 .

As shown in FIG. 3, in this embodiment, the guidance information display area 114 is indicated by dotted lines. The guidance information display area 114 provides a dialog box 114a.

In some embodiments, step S108 further includes step S108a.

Step S108a: When the license plate having a license plate area larger than half of the largest license plate area and having the smallest center point difference moves outside the display area 112, a guidance message is displayed in the guidance information display area 114. offer.

As shown in FIG. 3, in the present embodiment, step S106 is executed according to the imaging method of the present disclosure, but if it is found that the marked license plate 900A moves outside the display area 112, guidance information display Region 114 provides a dialog box 114a and can display introductory text within dialog box 114a. For example, although the dialog box 114a may display the prompt "Make sure the license plate is in the area below!", the present disclosure is not so limited. The aforementioned guidance may instruct the user to move the user device 100 to adjust the viewing angle of the camera module so that the marked license plate 900A can be positioned within the display area 112. .

In some embodiments, step S106 is performed according to the imaging method of the present disclosure, but when it is found that the marked license plate 900A is not presented in a predetermined proportion, the guidance information display area 114 displays a dialog A box 114a may be provided and an introductory text displayed within the dialog box 114a. For example, dialog box 114a may display an introductory message, "Come closer!", but the present disclosure is not limited to this. The aforementioned guidance may instruct the user to move the user device 100 to adjust the distance between the camera module and the license plate 900A, so that the marked license plate 900A is displayed It is displayed at a predetermined ratio within the area 112 . In this way, personal safety hazards caused by the user being too close to the lane can be avoided.

In some embodiments, the predetermined ratio is the ratio (eg, width ratio or area ratio) of license plate 900A within display area 112 to imaging area 111, although the present disclosure is not so limited. For example, the width ratio of license plate 900A to imaging area 111 is between 1/4 and 3/4, although the present disclosure is not so limited.

As shown in FIG. 4, in this embodiment, the center point C1 of the license plate 900A is far from the center point C0 of the display area 112, and the center point C2 of the license plate 900B is close to the center point C0 of the display area 112. As such, the user continues to move the user device 100 . According to step S106, one of license plate 900A and license plate 900B is still marked.

Specifically, in the image presented by imaging area 111 in FIG. 4, license plate 900A has a smaller license plate area than license plate 900B (i.e., license plate 900B has the largest license plate area). ), the center point difference D1 from the center point C1 to the center point C0 of the license plate 900A is greater than the center point difference D2 from the center point C2 to the center point C0 of the license plate 900B (that is, the license plate 900B has the smallest center point). point difference). Therefore, according to step S106, in FIG. 4, license plate 900B has a license plate area greater than half of the largest license plate area (i.e., the license plate area of license plate 900B) and the smallest center point difference. Therefore, the license plate 900B is marked. That is, marking area 115 originally marking license plate 900A in FIG. 3 is changed to mark license plate 900B in FIG.

In some embodiments, the imaging method further includes step S108b.

Step S108b: Providing a timing indicator 114b in the guidance information display area 114 when the license plate having a license plate area larger than half of the largest license plate area and having the smallest center point difference is marked.

As shown in FIG. 5, in this embodiment, when a license plate 900B having a license plate area larger than half of the largest license plate area and having the smallest center point difference is marked, the guidance information display area 114 can provide a timing indicator 114b. For example, the timing indicator 114b may be presented in numerical form, although the present disclosure is not so limited. For example, the timing indicator 114b may count down from 3, although the disclosure is not so limited.

In some embodiments, step S107 further includes step S107a.

Step S107a: Take an image at the end of the countdown of the timing indicator 114b.

As shown in FIG. 5, the image presented in the imaging area 111 is the image captured when the countdown of the timing indicator 114b ends.

In some embodiments, the imaging method further includes step S109.

Step S109: An operation area 113 is further provided on the display screen 110, and the operation area 113 and the imaging area 111 are adjacent to each other.

As shown in FIGS. 2 to 6, the imaging area 111 and the operation area 113 are arranged vertically on the display screen 110, but the present disclosure is not limited to this.

As shown in FIGS. 2-5, in the present embodiment, the operation area 113 may provide a virtual button for photographing 113a and a virtual button for flashing 113b, but the disclosure is not limited thereto. The imaging virtual button 113a can provide a function of manually capturing an image for a user who does not need to automatically capture an image based on the imaging method of the present disclosure. The flash virtual button 113b may provide the functionality for the user to select whether to enable the camera module to activate the flash when capturing an image.

As shown in FIG. 6, in the present embodiment, after an image is captured based on the imaging method of the present disclosure, the operation area 113 can provide a recapture virtual button 113c and an upload virtual button 113d. , the disclosure is not limited thereto. The retake virtual button 113c can provide the user with the ability to retake the image. The upload virtual button 113d may provide the user with the ability to upload the captured image to a cloud storage device.

In some embodiments, when uploading the captured image, the satellite positioning information of the location of the captured image can be transmitted at the same time to more clearly record the parking position of the vehicle. The definite location of the vehicle can help the user find the vehicle more quickly the next time the vehicle is used, thereby saving the user time in locating the vehicle.

In some embodiments, the imaging method of the present disclosure, in combination with a vehicle return system, can help users save return records through imaging, thereby reducing return troubles. For example, the imaging method disclosed in the present disclosure can prevent the user from paying additional rental fees or traffic violation cards due to the vehicle being moved by others after returning the vehicle. .

According to the above enumeration of the embodiments of the present disclosure, in the imaging method of the present disclosure, the display area provided in the imaging area guides the user to obtain an image having a specific composition, and the user is guided to obtain an image having specific information. It can be seen that the image can be reliably saved together with By marking the license plate having a license plate area larger than half of the largest license plate area and having the smallest center point difference, the user's recognition of the license plate can be improved, thereby allowing the user can shorten the time to capture an image. By restricting the image to be captured only when the marked license plate is present in the display area at a predetermined ratio for a predetermined period of time, the stability of the image capturing is improved, and the acquired image is sharper. can be made into Combining the imaging method with the vehicle return system can help users save return records by imaging, and reduce return troubles.

It will be apparent to those skilled in the art that various modifications and variations can be made to the structures of the disclosure without departing from the scope or spirit of the disclosure. In view of the above, this disclosure is intended to cover modifications and variations of this disclosure so long as they come within the scope of the following claims.

Claims (9)

providing an imaging area on the display screen of the user device;
providing a display area in the imaging area;
identifying each license plate within the display area;
calculating the license plate area of each of the license plates within the display area to obtain the largest license plate ;
calculating the center point difference from the center point of each license plate within the display area to the center point of the display area, such that the smallest center point difference is obtained ;
marking a license plate having a license plate area greater than half the area of the largest license plate and having the smallest center point difference;
Capturing an image including the marked license plate in the imaging area;
An imaging method, comprising: Identifying each license plate within the display area includes:
2. The imaging method of claim 1, comprising identifying each license plate based on at least one characteristic. 3. The imaging method of claim 2, wherein the at least one feature includes alphanumeric characters having a predetermined format and/or number of characters, and a predetermined aspect ratio of the license plate. further comprising providing an operation area on the display screen;
The imaging method according to any one of claims 1 to 3, wherein the operation area and the imaging area are adjacent to each other. 5. The imaging method of claim 4, wherein the operation area provides at least one of a virtual button for shooting, a virtual button for flashing, a virtual button for reshooting, and a virtual button for uploading. The imaging method according to any one of claims 1 to 5, further comprising providing a guidance information display area in said imaging area. When the license plate having the license plate area larger than half the area of the largest license plate and having the smallest center point difference moves outside the display area, a guidance message is displayed in the guidance information display area. 6. The imaging method of any one of claims 1-5, further comprising: providing a providing a timing indicator in the guidance information display area when the license plate having the license plate area greater than half the area of the largest license plate and having the smallest center point difference is marked. 8. The imaging method of any one of claims 1-5 and 7 , further comprising. 9. The imaging method of claim 8 , wherein capturing the image comprises capturing the image at the end of a countdown of the timing indicator.

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