CN112235503A - Focusing test method and device, computer equipment and storage medium - Google Patents
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Abstract
The embodiment of the disclosure discloses a focusing test method and device, computer equipment and a storage medium. The focusing test method comprises the following steps: controlling an image acquisition device of the mobile equipment to be in a target working mode according to the received working mode selection instruction, wherein the target working mode corresponds to the working mode selection instruction; under the target working mode, controlling the image acquisition device to focus and acquire at least one image; and determining the focusing performance parameters of the image acquisition device in the target working mode according to the definition corresponding to the focusing area in at least one image, wherein the focusing area is an area with a preset shape, a preset size and an opposite focus as a center. The technical scheme of the embodiment of the disclosure overcomes the problem that the existing focusing test usually focuses on whether the focusing function of the image acquisition device can be normally used and ignores the specific focusing capability of the image acquisition device, and achieves the effect of determining the focusing performance of the image acquisition device in different working modes.
Description
Technical Field
The embodiment of the disclosure relates to the technical field of testing, in particular to a focusing testing method and device, a computing node device and a storage medium.
Background
At present that intelligent terminal popularizes, no matter men and women, old and young all possess own intelligent terminal basically, many functions that intelligent terminal has also provide more facilities for life. The camera of intelligent terminal is equipped with by almost all intelligent terminal as indispensable multimedia accessory. Focusing is an important function of the camera, and therefore, in order to ensure that the focusing function of the camera of the intelligent terminal is normal, a focusing test is generally required.
The existing focusing test method can generally determine whether the focusing function of the camera can be normally used, and cannot enable a user to have intuitive cognition on the focusing capability of the camera.
With the rapid development of the shooting function, the shooting performance requirements of users on the mobile device are higher and higher, and when the users have requirements for different scenes and corresponding to different focusing capabilities, the existing focusing test method cannot meet the requirements of the users.
Disclosure of Invention
The disclosure provides a focusing test method, a focusing test device, computer equipment and a storage medium, so as to determine the focusing performance of an image acquisition device in different working modes.
In a first aspect, an embodiment of the present disclosure provides a focus test method, including:
controlling an image acquisition device of the mobile equipment to be in a target working mode according to a received working mode selection instruction, wherein the target working mode corresponds to the working mode selection instruction;
controlling the image acquisition device to focus and acquire at least one image in the target working mode;
and determining the focusing performance parameters of the image acquisition device in the target working mode according to the definition corresponding to the focusing area in the at least one image, wherein the focusing area is an area with a preset shape, a preset size and an opposite focus as a center.
In a second aspect, an embodiment of the present disclosure further provides a focus testing apparatus, including:
the target working mode selection module is used for controlling an image acquisition device of the mobile equipment to be in a target working mode according to a received working mode selection instruction, wherein the target working mode corresponds to the working mode selection instruction;
the focusing acquisition module is used for controlling the image acquisition device to focus and acquire at least one image in the target working mode;
and the focusing performance parameter determining module is used for determining the focusing performance parameters of the image acquisition device in the target working mode according to the definition corresponding to the focusing area in the at least one image, wherein the focusing area is an area with a preset shape, a preset size and an opposite focus as a center.
In a third aspect, an embodiment of the present disclosure further provides a computer device, including:
one or more processing devices;
storage means for storing one or more programs;
when the one or more programs are executed by the one or more processing devices, the one or more processing devices are caused to implement the focus test method according to any one of the embodiments of the present disclosure.
In a fourth aspect, embodiments of the present disclosure further provide a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by a processor, implements a focus test method according to any embodiment of the present disclosure.
According to the method and the device, the image acquisition device of the mobile equipment is controlled to be in the target working mode according to the received working mode selection instruction, wherein the target working mode corresponds to the working mode selection instruction; under the target working mode, controlling the image acquisition device to focus and acquire at least one image; according to the definition corresponding to the focusing area in at least one image, the focusing performance parameters of the image acquisition device in the target working mode are determined, wherein the focusing area is an area with a preset shape and a preset size and takes the focusing point as the center, so that the problem that whether the focusing function of the image acquisition device can be normally used and the specific focusing capacity of the image acquisition device is ignored in the conventional focusing test is solved, and the effect of determining the focusing performance of the image acquisition device in different working modes is achieved.
Drawings
The above and other features, advantages and aspects of various embodiments of the present disclosure will become more apparent by referring to the following detailed description when taken in conjunction with the accompanying drawings. Throughout the drawings, the same or similar reference numbers refer to the same or similar elements. It should be understood that the drawings are schematic and that elements and features are not necessarily drawn to scale.
Fig. 1 is a flowchart of a focus testing method according to an embodiment of the disclosure;
fig. 2 is a flowchart of a focus testing method according to an embodiment of the disclosure;
FIG. 3 is a flowchart of a focus testing method according to an embodiment of the disclosure;
fig. 4 is a schematic structural diagram of a focus testing apparatus according to an embodiment of the disclosure;
fig. 5 is a schematic structural diagram of a computer device according to an embodiment of the present disclosure.
Detailed Description
Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the present disclosure are shown in the drawings, it is to be understood that the present disclosure may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but rather are provided for a more thorough and complete understanding of the present disclosure. It should be understood that the drawings and embodiments of the disclosure are for illustration purposes only and are not intended to limit the scope of the disclosure.
It should be understood that the various steps recited in the method embodiments of the present disclosure may be performed in a different order, and/or performed in parallel. Moreover, method embodiments may include additional steps and/or omit performing the illustrated steps. The scope of the present disclosure is not limited in this respect.
The term "include" and variations thereof as used herein are open-ended, i.e., "including but not limited to". The term "based on" is "based, at least in part, on". The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments". Relevant definitions for other terms will be given in the following description.
It should be noted that the terms "first", "second", and the like in the present disclosure are only used for distinguishing different devices, modules or units, and are not used for limiting the order or interdependence relationship of the functions performed by the devices, modules or units.
It is noted that references to "a", "an", and "the" modifications in this disclosure are intended to be illustrative rather than limiting, and that those skilled in the art will recognize that "one or more" may be used unless the context clearly dictates otherwise.
The names of messages or information exchanged between devices in the embodiments of the present disclosure are for illustrative purposes only, and are not intended to limit the scope of the messages or information.
Example one
Fig. 1 is a flowchart of a focus testing method according to an embodiment of the disclosure. The present embodiment is applicable to the case of determining the specific focusing performance of the image capturing device, and the method may be performed by a focusing test device, which may be implemented in software and/or hardware, and may be configured in a computer device. As shown in fig. 1, the method may include the steps of:
and S110, controlling an image acquisition device of the mobile equipment to be in a target working mode according to the received working mode selection instruction, wherein the target working mode corresponds to the working mode selection instruction.
Preferably, the operation mode selection command may be transmitted by pressing an operation mode selection button or clicking an operation mode selection touch button, or may be transmitted by inputting a character, voice, or the like related to the operation mode selection. The mobile device may be a mobile phone, a personal computer, a camera, or the like. The image acquisition device may be a camera or the like. The target operation mode may be a manual operation mode or an automatic operation mode.
In this embodiment, when the received working mode selection instruction is a manual working mode selection instruction, the image acquisition device of the mobile device is controlled to be in a manual working mode, and in the working mode, corresponding operations need to be manually completed by the user. And when the received working mode selection instruction is an automatic operation working mode selection instruction, controlling the image acquisition device of the mobile equipment to be in an automatic operation working mode, wherein corresponding operation can be automatically completed in the automatic operation working mode without manual operation of a user.
And S120, controlling the image acquisition device to focus and acquire at least one image in the target working mode.
Preferably, in the manual operation working mode, the image acquisition device is controlled to focus according to the received manually selected focusing point, the operation of acquiring the image is triggered after the focusing is completed, and at least one image is acquired according to the manually selected at least one focusing point. And under an automatic operation working mode, controlling the image acquisition device to focus according to the automatically determined focusing point, triggering the operation of acquiring images after the focusing is finished, and acquiring at least one image according to the automatically determined at least one focusing point.
S130, according to the definition corresponding to a focusing area in at least one image, determining the focusing performance parameters of the image acquisition device in the target working mode, wherein the focusing area is an area with a preset shape, a preset size and an opposite focus as a center.
Each image is acquired after focusing is completed, and each image comprises a focusing area. The focusing area is an area with a focusing point as a center, and the focusing area can have any shape and any size on the basis of not exceeding the display area corresponding to the visual field of the image acquisition device, and exemplarily, the shape of the focusing area can be a circle, a rectangle or a square, and the size of the focusing area can be 1/9 or 1/18 of the display area, and the like. The shape and size of the focusing area may be preset according to actual needs, and are not specifically limited herein.
Preferably, the focusing performance of the image capturing device may be determined according to the definition of the focusing area, and the focusing performance corresponding to different working modes may be different. Specifically, the method comprises the following steps: the focusing area of each image has the corresponding definition, and the focusing performance parameters of the image acquisition device in the working mode can be determined according to the definition corresponding to the focusing area of each image acquired in the target working mode. Preferably, the average value corresponding to each sharpness may be used as a focusing performance parameter, or a certain sharpness may be used as a focusing performance parameter according to actual needs. According to the focusing test method provided by the embodiment, the image acquisition device of the mobile equipment is controlled to be in the target working mode according to the received working mode selection instruction, wherein the target working mode corresponds to the working mode selection instruction; under the target working mode, controlling the image acquisition device to focus and acquire at least one image; according to the definition corresponding to the focusing area in at least one image, the focusing performance parameters of the image acquisition device in the target working mode are determined, wherein the focusing area is an area with a preset shape and a preset size and takes the focusing point as the center, so that the problem that whether the focusing function of the image acquisition device can be normally used and the specific focusing capacity of the image acquisition device is ignored in the conventional focusing test is solved, and the effect of determining the focusing performance of the image acquisition device in different working modes is achieved.
On the basis of the foregoing embodiments, further before controlling the image capturing device to focus and capture at least one image in the target operating mode, the method further includes:
presetting at least one group of preset shapes and preset sizes, wherein the preset shapes and the preset sizes correspond to the focusing area;
correspondingly, under the target working mode, the image acquisition device is controlled to focus and acquire at least one image; determining the focusing performance parameters of the image acquisition device in the target working mode according to the definition corresponding to the focusing area in at least one image, wherein the parameters comprise:
in the target working mode, controlling the image acquisition device to focus and acquire at least one image based on each group of preset shapes and preset sizes respectively;
and determining focusing performance parameters corresponding to each group of preset shapes and preset sizes in the target working mode according to the definition corresponding to the focusing area in at least one image.
In this embodiment, in the same working mode, the focusing areas are different, and the corresponding focusing performances may also be different. Preferably, at least one set of preset shapes and preset sizes may be preset, wherein the preset shapes and preset sizes are the shapes and sizes of the focusing areas, illustratively, the set of preset shapes and preset sizes may be 1/9 of a circle and a display area, the set of preset shapes and preset sizes may also be 1/9 of a rectangle and a display area, the set of preset shapes and preset sizes may also be 1/18 of a rectangle and a display area, and the like. And determining a corresponding focusing area according to each group of preset shapes, preset sizes and the focusing points determined in the corresponding working modes.
And under the target working mode, one group of preset shapes and preset sizes correspond to one focusing performance parameter.
On the basis of the foregoing embodiments, further before determining the focusing performance parameter of the image capturing device in the target operating mode according to the sharpness of the focused area in at least one image, the method further includes:
labeling the in-focus area within the at least one image.
In this embodiment, the focusing area in each image may be determined by a labeling manner, preferably, the focusing area may be labeled by a manual labeling method, or the focusing area may be automatically labeled according to the position of the focusing point, the preset shape of the focusing area, and the preset size of the focusing area in the process of acquiring the image. It can be understood that, in the case where the position of the focus point, the preset shape of the focus area, and the preset size of the focus area are known, the position of the focus area of each image can be known without labeling.
Example two
Fig. 2a is a flowchart of a focus testing method according to an embodiment of the disclosure, and fig. 2b is a flowchart of another focus testing method according to an embodiment of the disclosure. This embodiment may be combined with any of the alternatives in one or more of the above embodiments, and in this embodiment, the target operation mode includes an auto-focus position determination operation mode or a non-auto-focus position determination operation mode.
And the target working mode is a working mode for automatically determining the position of a focus point; the controlling the image acquisition device to focus and acquire at least one image in the target working mode comprises:
dividing a display area into at least one sub-area according to the preset shape and the preset size, wherein the display area is a display area in the mobile equipment corresponding to the image acquisition device;
setting the central point of each sub-area as each focusing point;
controlling the image acquisition device to focus at each focusing point respectively and acquire the image according to a preset traversal rule;
and/or randomly selecting at least one point in the display area, and taking each point as each focusing point respectively;
and controlling the image acquisition device to focus at each focusing point and acquire the image.
And determining the focusing performance parameters of the image acquisition device in the target working mode according to the definition of a focusing area in the at least one image, wherein the determining comprises the following steps:
respectively determining the definition corresponding to the focusing area in each image;
calculating an average value of each of the degrees of sharpness, and taking the average value as the focusing performance parameter.
As shown in fig. 2a, the method may comprise the steps of:
s201, controlling an image acquisition device of the mobile equipment to be in a target working mode according to the received working mode selection instruction, wherein the target working mode corresponds to the working mode selection instruction.
S202, dividing a display area into at least one sub-area according to a preset shape and a preset size, wherein the display area is a display area in the mobile equipment corresponding to the image acquisition device.
And S203, respectively setting the central point of each sub-region as each focusing point.
And S204, controlling the image acquisition device to focus and acquire images at each focusing point according to a preset traversal rule.
The three steps S202 to S204 are processes of focusing and collecting images in the automatic operation mode. The preset traversal rule may be traversed from left to right and from top to bottom, or from right to left and from bottom to top. Specifically, the display area is divided into at least one sub-area according to the shape and size of the focusing area, the center point of each sub-area is determined, and each center point is used as a focusing point. And controlling the image acquisition device to focus at each focusing point and acquire corresponding images according to a preset traversal rule. It will be appreciated that one image may be acquired or multiple images may be acquired based on one point of focus.
Illustratively, the preset shape is a rectangle, the preset size is 1/9 of the display area, the display area is divided into 9 sub-areas according to the preset shape and the preset size, the 9 sub-areas are arranged in three rows and three columns, the center point of each sub-area is determined respectively, and the 9 center points are used as 9 focusing points. According to the traversal rule from left to right and from top to bottom, focusing and collecting images at 9 focusing points respectively to obtain 9 images.
S205, determining the definition corresponding to the focusing area in each image respectively, wherein the focusing area is an area with a preset shape, a preset size and taking the focusing point as the center.
Preferably, each image can be input into the OPEN-TC or TCs (Traction Control System) for the definition determination. Specifically, in OPEN-TC or TCs, the sharpness corresponding to the in-focus area in each image may be determined by using a sharpness detection algorithm based on Opencv. Preferably, the sharpness detection algorithm may include a sharpness detection algorithm based on a gradient function, a sharpness detection algorithm based on a gray difference function, or a sharpness detection algorithm based on an entropy function, etc., wherein the gradient function includes a Brenner gradient function, a Tenengrad gradient function, or a Laplacian gradient function, etc.
Preferably, while the definition detection algorithm is used to determine the definition corresponding to the focusing region in each image, the definition corresponding to the focusing region in each image may also be determined by using a manual observation method. And finally determining the definition corresponding to the focusing area in each image by combining the definitions obtained by the two modes.
And S206, calculating the average value of each definition, and taking the average value as a focusing performance parameter.
Illustratively, the sharpness of the image is an arbitrary value between 0 and 10, the sharpness corresponding to the focusing areas of the 9 acquired images is 9, 7, 8, 5, 7, 9, 3, 1 and 6 respectively, then the average value corresponding to the 9 sharpness is 6.2, and then the focusing performance parameter corresponding to the image acquisition device is 6.2 in the automatic operation mode.
The focusing test method provided by this embodiment controls an image capturing device of a mobile device to be in a target working mode according to a received working mode selection instruction, where the target working mode corresponds to the working mode selection instruction, and divides a display area into at least one sub-area according to a preset shape and a preset size, where the display area is a display area in the mobile device corresponding to the image capturing device, and sets a central point of each sub-area as each focusing point, and controls the image capturing device to focus and capture an image at each focusing point according to a preset traversal rule, and determines a sharpness corresponding to a focusing area in each image, where the focusing area is an area with a preset shape, a preset size, and a focusing point as a center, calculates an average value of each sharpness, and uses the average value as a focusing performance parameter, the method solves the problem that the existing focusing test usually focuses on whether the focusing function of the image acquisition device can be normally used and ignores the specific focusing capability of the image acquisition device, and achieves the effect of determining the focusing performance of the image acquisition device in an automatic operation working mode.
As shown in fig. 2b, the method may comprise the steps of:
and S207, controlling an image acquisition device of the mobile equipment to be in a target working mode according to the received working mode selection instruction, wherein the target working mode corresponds to the working mode selection instruction.
And S208, randomly selecting at least one point in the display area, and taking each point as each focusing point.
And S209, controlling the image acquisition device to focus at each focusing point and acquire images respectively.
The two steps S208 to S209 are processes of focusing and capturing images in the automatic operation mode. The number of the focusing points randomly selected may be a preset number, or may be a preset number, and when a stop instruction input by a user is received, the randomly selected focusing points are stopped.
Illustratively, 10 points are randomly selected in the display area, and the selected 10 points are taken as 10 focusing points. And for each focusing point, controlling the image acquisition device to focus at the corresponding focusing point and acquiring 6 images to finally obtain 60 images.
S210, determining the definition corresponding to the focusing area in each image respectively, wherein the focusing area is an area with a preset shape, a preset size and an opposite focus as a center.
S211, calculating the average value of each definition, and taking the average value as a focusing performance parameter.
In the focusing test method provided by this embodiment, an image capturing device of a mobile device is controlled to be in a target working mode according to a received working mode selection instruction, where the target working mode corresponds to the working mode selection instruction, at least one point in a display area is randomly selected, each point is respectively taken as each focusing point, the image capturing device is controlled to focus at each focusing point and capture an image, and the definition corresponding to the focusing area in each image is respectively determined, where the focusing area is an area with a preset shape, a preset size, and a focusing point as a center, an average value of each definition is calculated, and the average value is taken as a focusing performance parameter, so as to overcome the problem that the focusing function of the image capturing device is usually focused on in the conventional focusing test and the specific focusing capability is ignored, the effect of determining the focusing performance of the image acquisition device in the automatic operation working mode is achieved.
EXAMPLE III
Fig. 3 is a flowchart of a focus testing method according to an embodiment of the disclosure. This embodiment may be combined with any of the alternatives in one or more of the above embodiments, and in this embodiment, the target operation mode includes an auto-focus position determination operation mode or a non-auto-focus position determination operation mode.
The target working mode is a non-automatic focusing point position determining working mode; the controlling the image acquisition device to focus and acquire at least one image in the target working mode comprises:
receiving a focus point determination instruction input by a user;
determining the position of the focusing point according to the focusing point determining instruction;
and controlling the image acquisition device to focus at each focusing point and acquire the image.
And determining the focusing performance parameters of the image acquisition device in the target working mode according to the definition of a focusing area in the at least one image, wherein the determining comprises the following steps:
respectively determining the definition corresponding to the focusing area in each image;
calculating an average value of each of the degrees of sharpness, and taking the average value as the focusing performance parameter.
As shown in fig. 3, the method may include the steps of:
and S310, controlling the image acquisition device of the mobile equipment to be in a target working mode according to the received working mode selection instruction, wherein the target working mode corresponds to the working mode selection instruction.
And S320, receiving at least one focusing point determining instruction input by a user.
And S330, determining each focus according to each focus determining instruction.
And S340, controlling the image acquisition device to focus at each focusing point and acquire images.
The three steps S320-S340 are processes of focusing and collecting images in the manual operation working mode. Preferably, the focus determination instruction may be input by a user by touching the display area.
And S350, respectively determining the definition corresponding to the focusing area in each image, wherein the focusing area is an area with a preset shape, a preset size and a focusing point as a center.
And S360, calculating the average value of each definition, and taking the average value as a focusing performance parameter.
The focusing test method provided by this embodiment controls an image capturing device of a mobile device to be in a target working mode according to a received working mode selection instruction, where the target working mode corresponds to the working mode selection instruction, receives at least one focusing point determination instruction input by a user, determines each focusing point according to each focusing point determination instruction, controls the image capturing device to focus at each focusing point and capture an image, and determines a resolution corresponding to a focusing area in each image, where the focusing area is an area having a preset shape, a preset size, and a focusing point as a center, calculates an average value of each resolution, and uses the average value as a focusing performance parameter, thereby overcoming the problem that the focusing function of the image capturing device is usually concerned in normal use in the existing focusing test and the specific focusing capability is ignored, the effect of determining the focusing performance of the image acquisition device in the manual operation working mode is achieved.
Example four
Fig. 4 is a schematic structural diagram of a focus testing apparatus according to an embodiment of the disclosure. The embodiment is applicable to the case of determining the specific focusing performance of the image acquisition device. The apparatus may be implemented in software and/or hardware, and may be configured in a computer device. As shown in fig. 4, the apparatus may include:
a target working mode selection module 410, configured to control an image acquisition device of the mobile device to be in a target working mode according to the received working mode selection instruction, where the target working mode corresponds to the working mode selection instruction;
a focusing acquisition module 420, configured to control the image acquisition device to focus and acquire at least one image in the target operating mode;
the focusing performance parameter determining module 430 is configured to determine a focusing performance parameter of the image capturing device in the target working mode according to a resolution corresponding to a focusing area in at least one image, where the focusing area is an area with a preset shape, a preset size, and a focusing point as a center.
According to the focusing test device provided by the embodiment, the target working mode selection module controls the image acquisition device of the mobile equipment to be in the target working mode according to the received working mode selection instruction, wherein the target working mode corresponds to the working mode selection instruction; controlling the image acquisition device to focus and acquire at least one image through the focusing acquisition module in a target working mode; the focusing performance parameter of the image acquisition device in the target working mode is determined by the focusing performance parameter determining module according to the definition corresponding to the focusing area in at least one image, wherein the focusing area is an area with a preset shape and a preset size and takes the focusing point as the center, so that the problem that whether the focusing function of the image acquisition device can be normally used and the specific focusing capacity of the image acquisition device is ignored in the conventional focusing test is solved, and the effect of determining the focusing performance of the image acquisition device in different working modes is achieved.
On the basis of the above technical solution, optionally, the target working mode includes an automatic focus position determining working mode or a non-automatic focus position determining working mode.
On the basis of the foregoing technical solution, optionally, when the target working mode is a working mode for automatically determining a focus position, the focus acquisition module 420 may specifically include:
the device comprises a sub-region dividing unit, a display unit and a display unit, wherein the sub-region dividing unit is used for dividing a display region into at least one sub-region according to a preset shape and a preset size, and the display region is a display region in the mobile equipment corresponding to the image acquisition device;
a first pair of focus determination units for setting a center point of each sub-region as each pair of focuses, respectively;
the first focusing acquisition unit is used for controlling the image acquisition device to focus at each focusing point respectively and acquire images according to a preset traversal rule;
and/or the second focus point determining unit is used for randomly selecting at least one point in the display area and respectively taking each point as each focus point;
and the second focusing acquisition unit is used for controlling the image acquisition device to focus at each focusing point and acquire images.
On the basis of the foregoing technical solution, optionally, when the target working mode is a working mode for non-automatically determining the position of the focus point, the focus acquisition module 420 may specifically include:
the device comprises an aiming point determination instruction receiving unit, a focusing point determination instruction receiving unit and a focusing point determination instruction receiving unit, wherein the aiming point determination instruction receiving unit is used for receiving at least one aiming point determination instruction input by a user;
a third focusing point determining unit for determining a focusing point according to each focusing point determining instruction;
and the third focusing acquisition unit is used for controlling the image acquisition device to focus at each focusing point and acquire images.
On the basis of the foregoing technical solution, optionally, the focusing performance parameter determining module 430 may specifically include:
the definition determining unit is used for respectively determining the definition corresponding to the focusing area in each image;
and the focusing performance parameter determining unit is used for calculating the average value of each definition and taking the average value as the focusing performance parameter.
On the basis of the foregoing technical solution, optionally, the focusing test apparatus may further include a focusing area determining module, and the module may be specifically configured to: in the target working mode, at least one group of preset shapes and preset sizes are preset before the image acquisition device is controlled to focus and acquire at least one image, and the preset shapes and the preset sizes correspond to the focusing area;
correspondingly, the focusing acquisition module 420 may be specifically configured to control the image acquisition device to focus and acquire at least one image based on each set of preset shapes and preset sizes in the target working mode;
the focusing performance parameter determining module 430 may be specifically configured to determine, according to the definition corresponding to the focusing area in the at least one image, the focusing performance parameter corresponding to each group of preset shapes and preset sizes in the target operating mode.
On the basis of the foregoing technical solution, optionally, the focusing test device may further include an annotation module, where the annotation module is specifically configured to annotate the focusing area in the at least one image before determining the focusing performance parameter of the image acquisition device in the target working mode according to the definition of the focusing area in the at least one image.
The focusing test device provided by the embodiment of the disclosure can execute the focusing test method provided by the embodiment of the disclosure, and has corresponding functional modules and beneficial effects of the execution method.
EXAMPLE five
Referring now to FIG. 5, shown is a schematic block diagram of a computer device 500 suitable for use in implementing embodiments of the present disclosure. The computer device in the embodiments of the present disclosure may include, but is not limited to, devices such as a mobile phone, a notebook computer, a digital broadcast receiver, a PDA (personal digital assistant), a PAD (tablet), a PMP (portable multimedia player), a vehicle terminal (e.g., a car navigation terminal), and the like. The computer device shown in fig. 5 is only an example and should not bring any limitation to the function and scope of use of the embodiments of the present disclosure.
As shown in fig. 5, computer device 500 may include a processing means (e.g., central processing unit, graphics processor, etc.) 501 that may perform various appropriate actions and processes in accordance with a program stored in a Read Only Memory (ROM)502 or a program loaded from a storage means 506 into a Random Access Memory (RAM) 503. In the RAM 503, various programs and data necessary for the operation of the computer apparatus 500 are also stored. The processing device 501, the ROM 502, and the RAM 503 are connected to each other through a bus 504. An input/output (I/O) interface 505 is also connected to bus 504.
Generally, the following devices may be connected to the I/O interface 505: input devices 506 including, for example, a touch screen, touch pad, keyboard, mouse, camera, microphone, accelerometer, gyroscope, etc.; output devices 507 including, for example, a Liquid Crystal Display (LCD), speakers, vibrators, and the like; storage devices 506 including, for example, magnetic tape, hard disk, etc.; and a communication device 509. The communication means 509 may allow the computer device 500 to communicate with other devices wirelessly or by wire to exchange data. While fig. 5 illustrates a computer device 500 having various means, it is to be understood that not all illustrated means are required to be implemented or provided. More or fewer devices may alternatively be implemented or provided.
In particular, according to an embodiment of the present disclosure, the processes described above with reference to the flowcharts may be implemented as computer software programs. For example, embodiments of the present disclosure include a computer program product comprising a computer program carried on a non-transitory computer readable medium, the computer program containing program code for performing the method illustrated by the flow chart. In such an embodiment, the computer program may be downloaded and installed from a network via the communication means 509, or installed from the storage means 506, or installed from the ROM 502. The computer program performs the above-described functions defined in the methods of the embodiments of the present disclosure when executed by the processing device 501.
It should be noted that the computer readable medium in the present disclosure can be a computer readable signal medium or a computer readable storage medium or any combination of the two. A computer readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples of the computer readable storage medium may include, but are not limited to: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In the present disclosure, a computer readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device. In contrast, in the present disclosure, a computer readable signal medium may comprise a propagated data signal with computer readable program code embodied therein, either in baseband or as part of a carrier wave. Such a propagated data signal may take many forms, including, but not limited to, electro-magnetic, optical, or any suitable combination thereof. A computer readable signal medium may also be any computer readable medium that is not a computer readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device. Program code embodied on a computer readable medium may be transmitted using any appropriate medium, including but not limited to: electrical wires, optical cables, RF (radio frequency), etc., or any suitable combination of the foregoing.
In some embodiments, the clients, servers may communicate using any currently known or future developed network Protocol, such as HTTP (HyperText Transfer Protocol), and may interconnect with any form or medium of digital data communication (e.g., a communications network). Examples of communication networks include a local area network ("LAN"), a wide area network ("WAN"), the Internet (e.g., the Internet), and peer-to-peer networks (e.g., ad hoc peer-to-peer networks), as well as any currently known or future developed network.
The computer readable medium may be embodied in the computer device; or may exist separately and not be incorporated into the computer device.
The computer readable medium carries one or more programs which, when executed by the computing device, cause the computing device to: controlling an image acquisition device of the mobile equipment to be in a target working mode according to a received working mode selection instruction, wherein the target working mode corresponds to the working mode selection instruction; controlling the image acquisition device to focus and acquire at least one image in the target working mode; and determining the focusing performance parameters of the image acquisition device in the target working mode according to the definition corresponding to the focusing area in the at least one image, wherein the focusing area is an area with a preset shape, a preset size and an opposite focus as a center.
Computer program code for carrying out operations for the present disclosure may be written in any combination of one or more programming languages, including but not limited to an object oriented programming language such as Java, Smalltalk, C + +, and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's computer and partly on a remote computer or entirely on the remote computer or server. In the case of a remote computer, the remote computer may be connected to the user's computer through any type of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or the connection may be made to an external computer (for example, through the Internet using an Internet service provider).
The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of methods, apparatus, computer devices, and computer program products according to various embodiments of the present disclosure. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
The modules, units and sub-units described in the embodiments of the present disclosure may be implemented by software, or may be implemented by hardware. The name of a module, a unit or a sub-unit does not in some cases form a limitation on the module, the unit or the sub-unit itself, for example, the focus acquisition module may be further described as a "module for controlling the image acquisition device to focus and acquire at least one image in the target operation mode", and the focus determination instruction receiving unit may be further described as a "unit for receiving a focus determination instruction input by a user".
The functions described herein above may be performed, at least in part, by one or more hardware logic components. For example, without limitation, exemplary types of hardware logic components that may be used include: field Programmable Gate Arrays (FPGAs), Application Specific Integrated Circuits (ASICs), Application Specific Standard Products (ASSPs), systems on a chip (SOCs), Complex Programmable Logic Devices (CPLDs), and the like.
In the context of this disclosure, a machine-readable medium may be a tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device. The machine-readable medium may be a machine-readable signal medium or a machine-readable storage medium. A machine-readable medium may include, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any suitable combination of the foregoing. More specific examples of a machine-readable storage medium would include an electrical connection based on one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
In accordance with one or more embodiments of the present disclosure, an example provides a focus test method, including:
controlling an image acquisition device of the mobile equipment to be in a target working mode according to the received working mode selection instruction, wherein the target working mode corresponds to the working mode selection instruction;
under the target working mode, controlling the image acquisition device to focus and acquire at least one image;
and determining the focusing performance parameters of the image acquisition device in the target working mode according to the definition corresponding to the focusing area in at least one image, wherein the focusing area is an area with a preset shape, a preset size and an opposite focus as a center.
In accordance with one or more embodiments of the present disclosure, example two provides a focus test method, and on the basis of the focus test method of example one, the target operation mode includes an automatic focus position determination operation mode or a non-automatic focus position determination operation mode.
According to one or more embodiments of the present disclosure, example three provides a focus test method, and based on the focus test method of example two, the target working mode is a working mode for automatically determining a position of a focus point; in the target working mode, controlling the image acquisition device to focus and acquire at least one image, and the method comprises the following steps:
dividing a display area into at least one sub-area according to a preset shape and a preset size, wherein the display area is a display area in the mobile equipment corresponding to the image acquisition device;
respectively setting the central point of each sub-region as each focusing point;
controlling an image acquisition device to focus at each focusing point and acquire images according to a preset traversal rule;
and/or randomly selecting at least one point in the display area, and taking each point as each focus point;
and controlling the image acquisition device to focus at each focusing point and acquire images.
According to one or more embodiments of the present disclosure, example four provides a focus test method, and based on the focus test method of example two, the target working mode is a working mode for non-automatically determining a position of a focus point; in the target working mode, controlling the image acquisition device to focus and acquire at least one image, and the method comprises the following steps:
receiving at least one focus point determination instruction input by a user;
determining an aiming point according to each aiming point determining instruction;
and controlling the image acquisition device to focus at each focusing point and acquire images.
Example five provides a focus test method according to one or more embodiments of the present disclosure, and, on the basis of the focus test method of example one,
determining a focusing performance parameter of the image acquisition device in the target working mode according to the definition of a focusing area in at least one image, comprising:
respectively determining the definition corresponding to the focusing area in each image;
the average value of each sharpness is calculated, and the average value is taken as a focusing performance parameter.
According to one or more embodiments of the present disclosure, example six provides a focus test method, and on the basis of the focus test methods of examples one to five, before controlling the image capturing device to focus and capture at least one image in the target operating mode, the method further includes:
presetting at least one group of preset shapes and preset sizes, wherein the preset shapes and the preset sizes correspond to the focusing area;
correspondingly, under the target working mode, the image acquisition device is controlled to focus and acquire at least one image; determining the focusing performance parameters of the image acquisition device in the target working mode according to the definition corresponding to the focusing area in at least one image, wherein the parameters comprise:
in the target working mode, controlling the image acquisition device to focus and acquire at least one image based on each group of preset shapes and preset sizes respectively;
and determining focusing performance parameters corresponding to each group of preset shapes and preset sizes in the target working mode according to the definition corresponding to the focusing area in at least one image.
Example seven provides a focus test method according to one or more embodiments of the present disclosure, and on the basis of the focus test methods of examples one to five, before determining a focus performance parameter of the image capturing device in the target operating mode according to a sharpness of a focus area in at least one image, the method further includes:
labeling the in-focus area within the at least one image.
Example eight provides, in accordance with one or more embodiments of the present disclosure, a focus test apparatus, comprising:
the target working mode selection module is used for controlling the image acquisition device of the mobile equipment to be in a target working mode according to the received working mode selection instruction, wherein the target working mode corresponds to the working mode selection instruction;
the focusing acquisition module is used for controlling the image acquisition device to focus and acquire at least one image in the target working mode;
and the focusing performance parameter determining module is used for determining the focusing performance parameters of the image acquisition device in the target working mode according to the definition corresponding to the focusing area in at least one image, wherein the focusing area is an area with a preset shape, a preset size and a focusing point as a center.
Example nine provides, in accordance with one or more embodiments of the present disclosure, a computer device comprising:
one or more processing devices;
storage means for storing one or more programs;
when the one or more programs are executed by the one or more processing devices, the one or more processing devices are caused to implement the focus test method as in any one of examples one to seven.
Example ten provides a computer-readable storage medium having stored thereon a computer program that, when executed by a processor, implements a focus test method as in any of examples one to seven.
The foregoing description is only exemplary of the preferred embodiments of the disclosure and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the disclosure herein is not limited to the particular combination of features described above, but also encompasses other embodiments in which any combination of the features described above or their equivalents does not depart from the spirit of the disclosure. For example, the above features and (but not limited to) the features disclosed in this disclosure having similar functions are replaced with each other to form the technical solution.
Further, while operations are depicted in a particular order, this should not be understood as requiring that such operations be performed in the particular order shown or in sequential order. Under certain circumstances, multitasking and parallel processing may be advantageous. Likewise, while several specific implementation details are included in the above discussion, these should not be construed as limitations on the scope of the disclosure. Certain features that are described in the context of separate embodiments can also be implemented in combination in a single embodiment. Conversely, various features that are described in the context of a single embodiment can also be implemented in multiple embodiments separately or in any suitable subcombination.
Although the subject matter has been described in language specific to structural features and/or methodological acts, it is to be understood that the subject matter defined in the appended claims is not necessarily limited to the specific features or acts described above. Rather, the specific features and acts described above are disclosed as example forms of implementing the claims.
Claims (10)
1. A focus test method, comprising:
controlling an image acquisition device of the mobile equipment to be in a target working mode according to a received working mode selection instruction, wherein the target working mode corresponds to the working mode selection instruction;
controlling the image acquisition device to focus and acquire at least one image in the target working mode;
and determining the focusing performance parameters of the image acquisition device in the target working mode according to the definition corresponding to the focusing area in the at least one image, wherein the focusing area is an area with a preset shape, a preset size and an opposite focus as a center.
2. The method of claim 1, wherein the target operating mode comprises an auto-determined in-focus operating mode or a non-auto-determined in-focus operating mode.
3. The method of claim 2, wherein the target operating mode is an auto-determined in-focus operating mode; the controlling the image acquisition device to focus and acquire at least one image in the target working mode comprises:
dividing a display area into at least one sub-area according to the preset shape and the preset size, wherein the display area is a display area in the mobile equipment corresponding to the image acquisition device;
setting the central point of each sub-area as each focusing point;
controlling the image acquisition device to focus at each focusing point respectively and acquire the image according to a preset traversal rule;
and/or randomly selecting at least one point in the display area, and taking each point as each focusing point respectively;
and controlling the image acquisition device to focus at each focusing point and acquire the image.
4. The method of claim 2, wherein the target operating mode is a non-auto-determined in-focus operating mode; the controlling the image acquisition device to focus and acquire at least one image in the target working mode comprises:
receiving at least one focus point determination instruction input by a user;
determining the focusing point according to each focusing point determining instruction;
and controlling the image acquisition device to focus at each focusing point and acquire the image.
5. The method of claim 1, wherein determining the focus performance parameters of the image capture device in the target operating mode based on the sharpness of the in-focus area in the at least one image comprises:
respectively determining the definition corresponding to the focusing area in each image;
calculating an average value of each of the degrees of sharpness, and taking the average value as the focusing performance parameter.
6. The method according to any one of claims 1-5, wherein before controlling the image capturing device to focus and capture at least one image in the target operating mode, further comprising:
presetting at least one group of preset shapes and preset sizes, wherein the preset shapes and the preset sizes correspond to the focusing areas;
correspondingly, under the target working mode, the image acquisition device is controlled to focus and acquire at least one image; determining the focusing performance parameters of the image acquisition device in the target working mode according to the definition corresponding to the focusing area in the at least one image, including:
under the target working mode, controlling the image acquisition device to focus and acquire at least one image based on each group of preset shapes and preset sizes respectively;
and determining the focusing performance parameters corresponding to each group of preset shapes and preset sizes in the target working mode according to the definition corresponding to the focusing area in the at least one image.
7. The method according to any one of claims 1-5, further comprising, prior to determining the focus performance parameters of the image capture device in the target operating mode based on the sharpness of the in-focus area within the at least one image:
labeling the in-focus area within the at least one image.
8. A focus test apparatus, comprising:
the target working mode selection module is used for controlling an image acquisition device of the mobile equipment to be in a target working mode according to a received working mode selection instruction, wherein the target working mode corresponds to the working mode selection instruction;
the focusing acquisition module is used for controlling the image acquisition device to focus and acquire at least one image in the target working mode;
and the focusing performance parameter determining module is used for determining the focusing performance parameters of the image acquisition device in the target working mode according to the definition corresponding to the focusing area in the at least one image, wherein the focusing area is an area with a preset shape, a preset size and an opposite focus as a center.
9. A computer device, characterized in that the computer device comprises:
one or more processing devices;
storage means for storing one or more programs;
when executed by the one or more processing devices, cause the one or more processing devices to implement a focus test method as claimed in any one of claims 1-7.
10. A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out a focus test method as set forth in any one of claims 1 to 7.
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