WO2016187985A1

WO2016187985A1 - Photographing device, tracking photographing method and system, and computer storage medium

Info

Publication number: WO2016187985A1
Application number: PCT/CN2015/089339
Authority: WO
Inventors: 张爽
Original assignee: 中兴通讯股份有限公司
Priority date: 2015-05-28
Filing date: 2015-09-10
Publication date: 2016-12-01
Also published as: CN106303195A

Abstract

Disclosed is a photographing device, comprising: a camera shooting module, configured to collect an image; a judging module, configured to judge whether feature information about a target object in the collected image is matched with pre-set feature information or not; a tracking control module, configured to control a moving direction of the camera shooting module and/or adjusting a photographing viewing angle of the camera shooting module according to a deviation of the feature information about the target object in the collected image to the pre-set feature information when the feature information about the target object in the collected image is not matched with the pre-set feature information, so as to enable the feature information about the target object in the image collected by the camera shooting module to be matched with the pre-set feature information; and a photographing control module, configured to control the camera shooting module to perform photographing operation when a photographing instruction transmitted by a monitoring terminal is received. Also disclosed are a tracking photographing method and system and a computer storage medium.

Description

Shooting equipment, tracking shooting method and system, and computer storage medium

Technical field

The present invention relates to the field of photographing, and in particular to a photographing apparatus, a tracking photographing method and system, and a computer storage medium.

Background technique

In recent years, with the rapid development of electronic technology and the continuous improvement of people's living standards, camera terminals with camera functions are becoming more and more popular. People can take pictures of life and travel photos through camera terminals. The camera terminal device includes a camera, a smartphone, and the like. When people take a group photo, personal complete self-timer (that is, the entire body, not just the face), you need to find someone to help, the following problems will occur:

First, there may be no people to help take pictures, such as no one around can help;

Second, the shooting technique of the person who helps the agent is not good enough to take photos that meet the user's requirements.

In view of the above problems, in the prior art, a solution is proposed in which a camera terminal device is placed at a suitable location for image acquisition, and the collected image is sent to a monitoring terminal, and the user views the image captured by the camera terminal device through the monitoring terminal. If the image captured by the camera terminal device meets the requirements, the camera terminal inputs a camera command, and then the monitoring terminal sends the received camera input command to the camera terminal device to enable the camera terminal device to take a photo; however, the above manner is adopted. Still has the following drawbacks: When the shooting target moves, the camera terminal device cannot track the picture, and can only capture the scene in the area that can be captured during the initial shooting.

Summary of the invention

In order to solve the existing technical problems, embodiments of the present invention provide a photographing apparatus, a tracking photographing method and system, and a computer storage medium.

To achieve the above objective, an embodiment of the present invention provides a photographing device, which includes:

a camera module configured to perform image acquisition;

a determining module, configured to determine whether the feature information of the target object in the captured image in the captured image matches the preset feature information;

a tracking control module, configured to: when the feature information in the captured image does not match the preset feature information, the feature information and the pre-target in the captured image Determining the deviation of the feature information, controlling the moving direction of the camera module, and/or adjusting the shooting angle of the camera module, so that the feature information of the target object in the image captured by the camera module matches the preset feature information;

The shooting control module is configured to control the camera module to perform a shooting operation when receiving the shooting instruction sent by the monitoring terminal.

In the above solution, the feature information is location information, and the preset feature information is preset location information.

In the above solution, the device further includes:

And an analysis module configured to analyze whether there is a target object matching the reference feature picture block in the acquired image.

In the above solution, the preset location information is location information of the reference feature picture block in the reference picture.

In the above solution, the analysis module includes:

Obtaining a unit configured to obtain a reference feature picture block;

An extracting unit configured to extract a feature picture block from the collected image, where the extracted feature picture block and the reference feature picture block have the same shape and size;

The analyzing unit is configured to analyze whether the similarity between the extracted feature picture block and the reference feature picture block exceeds a preset threshold, and if the similarity between the extracted feature picture block and the reference feature picture block exceeds a preset threshold, Then, it is considered that the image of the reference feature is present in the captured image. The target object is matched, and the target object is a feature picture block extracted from the acquired image and whose similarity with the reference feature picture block exceeds a preset threshold.

In addition, in order to achieve the above object, an embodiment of the present invention further provides a tracking shooting method, which uses the shooting device of any of the above technical solutions, and the method includes:

Performing image acquisition by the camera module of the photographing device;

Determining whether the feature information of the target object in the acquired image in the captured image matches the preset feature information;

When the feature information in the captured image does not match the preset feature information, the target object is controlled according to the deviation of the feature information of the target object in the captured image from the preset feature information. a moving direction of the camera module and/or adjusting a shooting angle of the camera module to match feature information of the target object in the image captured by the camera module with preset feature information;

When receiving a shooting command sent from the monitoring terminal, the shooting operation is performed.

In the above solution, before the determining whether the feature information of the target object in the captured image matches the preset feature information, the method further includes:

Determining whether there is a target object matching the reference feature picture block in the captured image; determining that the target object in the captured image matches the target feature picture block, determining that the target object in the captured image is in the collected image Whether the feature information in the match matches the preset feature information.

In the above solution, the analyzing whether there is a target object matching the reference feature picture block in the collected image includes:

Obtaining a reference feature picture block;

Extracting a feature picture block from the acquired image, and extracting the feature picture block and the shape and size of the reference feature picture block are consistent;

And analyzing whether the similarity between the extracted feature picture block and the reference feature picture block exceeds a preset threshold, and if the similarity between the extracted feature picture block and the reference feature picture block exceeds a preset threshold, determining the collection There is a target object in the image that matches the reference feature picture block, and the target object is a feature picture block extracted from the acquired image and whose similarity with the reference feature picture block exceeds a preset threshold.

In addition, in order to achieve the above object, an embodiment of the present invention further provides a tracking and photographing system, comprising the photographing apparatus according to any one of the above, and a monitoring terminal communicably connected to the photographing apparatus, wherein the monitoring terminal includes a photographing instruction transmission. a module configured to send a shooting instruction to the photographing device.

In addition, in order to achieve the above object, an embodiment of the present invention further provides a computer storage medium, where the computer storage medium includes a set of instructions that, when executed, cause at least one processor to perform the above-described tracking shooting method.

The photographing apparatus, the tracking photographing method and system, and the computer storage medium of the embodiment of the present invention first perform image acquisition; and then determine whether the feature information of the target object in the acquired image matches the preset feature information; When the feature information in the captured image does not match the preset feature information, the camera module is controlled according to the deviation of the feature information of the target object in the captured image from the preset feature information. The moving direction and/or the shooting angle of the camera module is adjusted so that the feature information of the target object in the image captured by the camera module matches the preset feature information; when the shooting command sent by the monitoring terminal is received, the shooting operation is performed. In the embodiment of the present invention, the moving direction of the camera module is controlled according to the deviation of the feature information of the target object in the captured image from the preset feature information. Or adjust the shooting angle of the camera module to achieve tracking and photographing of the shooting target, which can solve the defect that the shooting device cannot track the shooting target and take a photo.

DRAWINGS

1 is a schematic structural diagram of a photographing apparatus according to an embodiment of the present invention;

2 is a schematic flow chart of a first embodiment of a tracking shooting method according to the present invention;

3 is a schematic flow chart of a second embodiment of a tracking and photographing method according to the present invention;

4 is a schematic flow chart of a third embodiment of a tracking and photographing method according to the present invention;

FIG. 5 is a schematic structural diagram of a tracking and photographing system according to an embodiment of the present invention.

The implementation, functional features, and advantages of the present invention will be further described in conjunction with the embodiments.

detailed description

It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

1 is a schematic structural diagram of a photographing apparatus according to an embodiment of the present invention, and the photographing apparatus includes:

The camera module 10 is configured to perform image acquisition;

The determining module 20 is configured to determine whether the feature information of the target object in the captured image in the captured image matches the preset feature information;

The tracking control module 30 is configured to control the camera module according to the deviation between the feature information of the target object and the preset feature information when the feature information in the captured image does not match the preset feature information. The moving direction of the camera 10 and/or the shooting angle of the camera module 10 are adjusted to match the feature information of the target object in the image captured by the camera module 10 with the preset feature information;

The shooting control module 40 is configured to receive the shooting instruction sent by the monitoring terminal, and control The camera module 10 performs a photographing operation.

The camera module 10 performs image acquisition according to a preset sampling frequency, and the preset sampling frequency may be 20 frames per second.

A communication connection between the photographing device and the monitoring terminal is established in advance, and the photographing device can establish a connection with the monitoring terminal through a Bluetooth communication technology.

When receiving the acquisition instruction input by the user, the monitoring terminal sends the input acquisition instruction to the photographing device, and when the photographing device receives the acquisition instruction sent by the monitoring terminal, the image capture module 10 performs image acquisition. The acquisition command can be issued by a preset gesture action, a touch action, a function button or a voice command.

The photographing device can send the collected image to the monitoring terminal in real time, so that the user can view the image collected by the photographing device through the monitoring terminal. The automatic tracking shooting mode is turned on in the monitoring terminal, and the image collected by the shooting device is received in real time.

The target object can be identified from the acquired image by an existing image recognition technology, and the target object can be a human face or a human body. The determining module 20 first acquires feature information of the target object in the captured image in the captured image, where the feature information is location information, and the location information may be specific coordinate information (a coordinate system is established on a screen displaying the captured image, The lower left corner may be used as the coordinate origin; then the determining module 20 determines whether the feature information of the target object in the captured image in the captured image matches the preset feature information, specifically, the target object may be in the captured image. The feature information is completely consistent with the preset feature information or when the target object's deviation between the feature information and the preset feature information in the captured image is within a preset threshold, the feature information and the pre-target of the target object in the captured image are considered Let the feature information match.

The preset feature information is pre-set position information, and the preset position information may be preset, and the preset position information may be set to an arbitrary position according to the user's personal preference, for example, may be set to be located in the middle of the image (reflected by coordinate values) Out of the middle of the image).

The feature information and the preset feature information in the acquired image of the target object in the acquired image are not When the matching is performed, the tracking control module 30 controls the moving direction of the camera module 10 and/or adjusts the shooting angle of the camera module 10 according to the deviation of the feature information of the target object in the captured image from the preset feature information, so that the camera module is used. The feature information of the target object in the acquired image is matched with the preset feature information, that is, when the camera module 10 captures the subsequent image, the feature information of the target object in the captured image matches the preset feature information. Specifically, when the deviation between the feature information of the target object and the preset feature information is leftward, the camera module 10 is controlled to move to the left and/or adjust the shooting angle of the camera module, so that the camera module 10 collects The feature information of the target object in the image is matched with the preset feature information; when the deviation of the feature information in the captured image from the preset feature information is to the right, the camera module 10 is controlled to move to the right and/or adjust The shooting angle of the camera module is such that the feature information of the target object in the image captured by the camera module 10 matches the preset feature information.

The monitoring terminal can be a smart phone, and the monitoring terminal can preview the image captured by the camera module 10 of the shooting device in real time. When the user feels that the image captured by the camera module 10 of the shooting device meets the requirements, the monitoring terminal inputs the image in the monitoring terminal. Command, the shooting instruction can be issued by the application, such as the "photographing" option in QQ, or by a preset gesture action, touch action, function button or voice command. When the photographing control module 40 of the photographing device receives the photographing instruction transmitted from the monitoring terminal, the photographing module 10 is controlled to perform a photographing operation.

In an embodiment, the device further includes an analysis module respectively connected to the camera module 10 and the determination module 20, and the analysis module is configured to analyze whether there is a target object matching the reference feature picture block in the captured image.

The determining module 20 is further configured to: when the analysis result of the analysis module is that the target object that matches the reference feature picture block exists in the captured image, determine feature information of the target object in the acquired image in the collected image. Whether to match the preset feature information.

The reference feature picture block can be preset, and when the user is shooting by the shooting device, the target image that matches the reference feature picture block needs to be included in the captured image.

In an embodiment, the analysis module comprises:

Obtaining a unit configured to obtain a reference feature picture block;

The extracting unit is configured to extract a feature picture block from the collected image, and the extracted feature picture block has the same shape and size as the reference feature picture block;

The analyzing unit is configured to analyze whether the similarity between the extracted feature picture block and the reference feature picture block exceeds a preset threshold, and if the similarity between the extracted feature picture block and the reference feature picture block exceeds a preset threshold, A target object matching the reference feature picture block exists in the acquired image, and the target object is a feature picture block extracted from the acquired image and whose similarity with the reference feature picture block exceeds a preset threshold.

The analyzing unit first extracts the feature value in the reference feature picture block as the reference feature value, and then obtains the feature value corresponding to the feature picture block from the extracted feature picture block as the extracted feature value, and then extracts the feature value according to the reference feature value and the extracted feature value. The reference feature picture block is similarly matched with the feature picture block extracted from the acquired image. If the similarity between the feature picture block extracted from the acquired image and the reference feature picture block exceeds a preset threshold, the captured image is considered to be in the captured image. There is a target object that matches the reference feature picture block, and the target object is a feature picture block extracted from the acquired image and whose similarity with the reference feature picture block exceeds a preset threshold.

The reference feature value may include at least one of the following feature values:

Color feature values, texture feature values, shape feature values, and spatial relationship feature values.

It should be noted that, in actual application, the reference feature value is not limited to the above feature values.

In this embodiment, the step of extracting the feature picture block from the acquired image is: dividing the collected image according to a preset horizontal pixel interval and a vertical pixel interval to divide each divided picture area as an extracted image. The feature picture block, each picture area of the segmentation is consistent with the shape and size of the acquired reference feature picture block.

The acquiring unit may acquire the reference feature picture block from the monitoring terminal. In this embodiment, the step of acquiring the reference feature picture block is: the user first adjusts the camera module 10 of the shooting device, and The camera module 10 adjusts to a suitable position and a shooting angle to enable the camera module 10 to capture an image of a suitable angle of view; the camera captures the image captured by the camera module 10 to the monitoring terminal in real time, so that the user can view the camera module 10 through the monitoring terminal. The captured image is previewed by the user on the monitoring terminal. When the user feels that the image captured by the camera module 10 meets the requirements, the user inputs a shooting instruction in the monitoring terminal, and the monitoring terminal sends the received shooting instruction to the monitoring terminal. a photographing device, when the photographing device receives the photographing instruction sent by the monitoring terminal, the photographing module 10 is controlled to perform a photographing operation to generate a reference image, and the generated reference image is sent to the monitoring terminal, and the monitoring terminal displays the reference image, and Prompting the user to select a reference feature picture block in the reference picture (the reference feature picture block can be framed from the reference picture by frame selection, or the face is recognized by image recognition technology, and then the user recognizes the person from the target Select one or more faces in the face as the reference feature picture block), in After the user selects the reference feature picture block, the monitoring terminal sends the reference feature picture block selected by the user to the photographing device, and the photographing device receives the reference feature picture block, that is, the acquiring unit of the photographing device acquires the reference feature from the monitoring terminal. Picture block.

In an embodiment, the preset location information is location information of the reference feature picture block in the reference picture.

In an embodiment, the device further includes a picture sending module connected to the camera module 10, and the picture sending module is configured to send the photo generated by the shooting operation to the monitoring terminal.

The picture sending module sends the photo generated by the camera module 10 to perform the shooting operation to the monitoring terminal. The user can conveniently view the photographed photos through the monitoring terminal. For example, when taking a group photo, the collective photo taken by the monitoring terminal can be zoomed in to determine whether the facial expression of the participating photographer in the photo is expected. If the prediction is not reached, the monitoring terminal can send a shooting instruction to the camera module 10 to continue shooting until a photo satisfactory to the user is captured.

In actual application, the camera module 10 can be implemented by a camera in the photographing device; the judging module 20, the tracking control module 30, the analyzing module, the obtaining unit, the extracting unit, and the analyzing unit can be set by the photographing device. Central Processing Unit (CPU), Micro Control Unit (MCU), Digital Signal Processor (DSP), or Field-Programmable Gate Array (FPGA) The imaging control module 40 and the picture sending module can be implemented by a CPU, an MCU, a DSP or an FPGA in a photographing device in combination with a communication chip.

Referring to FIG. 2, FIG. 2 is a schematic flowchart of a first embodiment of a tracking and photographing method according to the present invention. The photographing apparatus using any of the above technical solutions includes:

S10. Perform image acquisition by using a camera module of the photographing device.

In this step, image acquisition is performed by the camera module according to a preset sampling frequency, and the preset sampling frequency may be 20 frames per second.

When receiving the acquisition instruction input by the user, the monitoring terminal sends the input acquisition instruction to the photographing device, and when the photographing device receives the acquisition instruction sent by the monitoring terminal, the image capture is performed by the camera module. The acquisition command can be issued by a preset gesture action, a touch action, a function button or a voice command.

S20. Determine whether the feature information of the target object in the captured image matches the preset feature information, and if the feature information of the target object in the captured image does not match the preset feature information, Then step S30 is performed.

The target object can be identified from the acquired image by an existing image recognition technology, and the target object can be a human face or a human body. In this step, the feature information of the target object in the acquired image in the acquired image is acquired first, and the feature information is location information, and the location information is It can be specific coordinate information (the coordinate system is established on the screen displaying the acquired image, and the lower left corner can be used as the coordinate origin); then it is determined whether the feature information of the target object in the captured image in the captured image and the preset feature information Matching, in particular, the feature information in the captured image of the target object is completely consistent with the preset feature information or the deviation between the feature information of the target object and the preset feature information in the captured image is at a preset threshold When it is inside, it is considered that the feature information of the target object in the captured image matches the preset feature information.

S30. Control a moving direction of the camera module and/or adjust a shooting angle of the camera module according to the deviation of the feature information of the target object in the captured image from the preset feature information, so as to achieve a target in the image collected by the camera module. The feature information of the object matches the preset feature information.

When the position information of the target object in the captured image does not match the preset position information, the movement of the camera module is controlled according to the deviation of the feature information of the target object in the captured image from the preset feature information. Orienting and/or adjusting a shooting angle of the camera module, so that the feature information of the target object in the image captured by the camera module is matched with the preset feature information, that is, the target object is collected by the camera module during subsequent image acquisition. The feature information in the image matches the preset feature information. Specifically, when the deviation between the feature information of the target object and the preset feature information is to the left, the camera module is controlled to move to the left and/or adjust the shooting angle of the camera module to be collected by the camera module. The feature information of the target object in the image is matched with the preset feature information; when the deviation of the feature information of the target object in the captured image from the preset feature information is to the right, the camera module is controlled to move to the right and/or adjust The shooting angle of the camera module is such that the feature information of the target object in the image captured by the camera module matches the preset feature information.

S40. Perform a shooting operation when receiving a shooting instruction sent by the monitoring terminal.

The monitoring terminal can be a smart phone, and the monitoring terminal can preview the image captured by the shooting device through the camera module in real time. When the user feels that the image captured by the camera device through the camera module meets the requirements, the shooting instruction is input in the monitoring terminal. The shooting instruction can be issued by the application, such as the "photographing" option in QQ, or by a preset gesture action, touch action, function button or voice command. In this step, when a photographing instruction transmitted from the monitoring terminal is received, a photographing operation is performed.

Referring to FIG. 3, FIG. 3 is a schematic flowchart diagram of a second embodiment of a tracking shooting method according to the present invention.

Based on the first embodiment of the above-described tracking and photographing method, before the step S20, the method further includes:

S50. Analyze whether there is a target object matching the reference feature picture block in the acquired image. If there is a target object matching the reference feature picture block in the captured image, step S30 is performed.

In an embodiment, the step S50 includes:

S51. Acquire a reference feature picture block.

The reference feature picture block can be obtained from the monitoring terminal.

In this embodiment, the step of acquiring the reference feature picture block is: the user first adjusts the camera module of the photographing device, adjusts the camera module to a suitable position and a photographing angle to acquire an image of a suitable angle of view; the photographing device will photograph The image collected by the module is sent to the monitoring terminal in real time, so that the user can view the image captured by the camera module through the monitoring terminal; the user previews the image captured by the camera module on the monitoring terminal, and when the user feels that the image captured by the camera module meets the requirements, The photographing instruction is input to the monitoring terminal, and the monitoring terminal sends the received photographing instruction to the photographing device. When the photographing device receives the photographing instruction sent by the monitoring terminal, the photographing device performs a photographing operation to generate a reference image, and sends the generated reference image. To the monitoring terminal, the monitoring terminal displays the reference picture and prompts the user to select a reference feature picture block in the reference picture ( The reference feature picture block is framed from the reference picture by frame selection, or the face is recognized by image recognition technology, and then the user selects one or more faces from the recognized face as the reference feature picture block) After the user selects the reference feature picture block, the monitoring terminal sends the reference feature picture block selected by the user to the photographing device, and the photographing device receives the reference feature picture block, that is, the photographing device acquires the reference feature picture block from the monitoring terminal. .

S52. Extract a feature picture block from the acquired image, and extract the feature picture block and the shape and size of the reference feature picture block.

S53. Analyze whether the similarity between the extracted feature picture block and the reference feature picture block exceeds a preset threshold. If the similarity between the extracted feature picture block and the reference feature picture block exceeds a preset threshold, the collected There is a target object in the image that matches the reference feature picture block, and the target object is a feature picture block extracted from the acquired image and whose similarity with the reference feature picture block exceeds a preset threshold.

In this step, the feature value in the reference feature picture block is first extracted as the reference feature value, and then the feature value corresponding to the feature picture block is obtained from the extracted feature picture block as the extracted feature value, and then the reference feature value and the extracted feature value are extracted according to the reference feature value. And performing similarity matching on the reference feature picture block and the feature picture block extracted from the acquired image. If the similarity between the feature picture block extracted from the acquired image and the reference feature picture block exceeds a preset threshold, the collection is considered to be the acquisition. There is a target object in the image that matches the reference feature picture block, and the target object is a feature picture block extracted from the acquired image and whose similarity with the reference feature picture block exceeds a preset threshold.

In an embodiment, in step S30, the preset position information is position information of the reference feature picture block in the reference picture.

Referring to FIG. 4, FIG. 4 is a schematic flowchart diagram of a third embodiment of a tracking shooting method according to the present invention.

Based on the first embodiment of the above-described tracking and photographing method, after step S40, the step further includes:

S60. Send the photo generated by the shooting operation to the monitoring terminal.

In this step, the photo generated by the shooting operation in step S40 is transmitted to the monitoring terminal. The user can conveniently view the photographed photos through the monitoring terminal. For example, when taking a group photo, the collective photo taken by the monitoring terminal can be zoomed in to determine whether the facial expression of the participating photographer in the photo is expected. If the prediction is not met, the monitoring terminal can send a shooting instruction to the camera module to continue shooting until the user is satisfied with the photo.

Referring to FIG. 5, FIG. 5 is a schematic structural diagram of a preferred embodiment of a tracking and photographing system according to the present invention. The system includes the photographing apparatus 100 of any of the above embodiments, and a monitoring terminal 200 communicably connected to the photographing apparatus 100. The monitoring terminal 200 The photographing instruction sending module 201 is configured to send a photographing instruction to the photographing device.

In practical applications, the command transmission module 201 can be implemented by a CPU, an MCU, a DSP, or an FPGA in the monitoring terminal 200 in combination with a communication chip.

Those skilled in the art will appreciate that embodiments of the present invention can be provided as a method, system, or computer program product. Accordingly, the present invention can take the form of a hardware embodiment, a software embodiment, or a combination of software and hardware. Moreover, the present invention may employ computer-usable storage media (including but not limited to disks) in one or more of the computer-usable program code embodied therein. A form of computer program product embodied on a memory and optical storage, etc.).

The present invention has been described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (system), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flowchart illustrations and/or FIG. These computer program instructions can be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing device to produce a machine for the execution of instructions for execution by a processor of a computer or other programmable data processing device. Means for implementing the functions specified in one or more of the flow or in a block or blocks of the flow chart.

The computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device. The apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.

These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device. The instructions provide steps for implementing the functions specified in one or more of the flow or in a block or blocks of a flow diagram.

Based on this, an embodiment of the present invention further provides a computer storage medium, the computer storage medium comprising a set of instructions, when executed, causing at least one processor to execute the tracking shooting method described above.

The above are only the preferred embodiments of the present invention, and are not intended to limit the scope of the invention, and the equivalent structure or equivalent process transformations made by the description of the present invention and the drawings are directly or indirectly applied to other related technical fields. The same is included in the scope of patent protection of the present invention.

Claims

A photographing apparatus, the photographing apparatus comprising:

a camera module configured to perform image acquisition;

a determining module, configured to determine whether the feature information of the target object in the captured image in the captured image matches the preset feature information;

a tracking control module, configured to: when the feature information in the captured image does not match the preset feature information, the feature information and the pre-target in the captured image Determining the deviation of the feature information, controlling the moving direction of the camera module, and/or adjusting the shooting angle of the camera module, so that the feature information of the target object in the image captured by the camera module matches the preset feature information;

The shooting control module is configured to control the camera module to perform a shooting operation when receiving the shooting instruction sent by the monitoring terminal.
The photographing apparatus according to claim 1, wherein the feature information is position information, and the preset feature information is preset position information.
The photographing apparatus according to claim 2, wherein the apparatus further comprises:

And an analysis module configured to analyze whether there is a target object matching the reference feature picture block in the acquired image.
The photographing apparatus according to claim 3, wherein the preset position information is position information of a reference feature picture block in a reference picture.
The photographing apparatus of claim 3, wherein the analysis module comprises:

Obtaining a unit configured to obtain a reference feature picture block;

An extracting unit configured to extract a feature picture block from the captured image, and extract the feature map The slice is consistent with the shape and size of the reference feature picture block;

The analyzing unit is configured to analyze whether the similarity between the extracted feature picture block and the reference feature picture block exceeds a preset threshold, and if the similarity between the extracted feature picture block and the reference feature picture block exceeds a preset threshold, Determining that the target object that matches the reference feature picture block exists in the captured image, and the target object is a feature picture block that is extracted from the acquired image and whose similarity with the reference feature picture block exceeds a preset threshold. .
A method of tracking and photographing, using the photographing apparatus according to any one of claims 1 to 5, the method comprising:

Performing image acquisition by the camera module of the photographing device;

Determining whether the feature information of the target object in the acquired image in the captured image matches the preset feature information;

When the feature information in the captured image does not match the preset feature information, the target object is controlled according to the deviation of the feature information of the target object in the captured image from the preset feature information. a moving direction of the camera module and/or adjusting a shooting angle of the camera module to match feature information of the target object in the image captured by the camera module with preset feature information;

When receiving a shooting command sent from the monitoring terminal, the shooting operation is performed.
The tracking photographing method according to claim 6, wherein the feature information is position information, and the preset feature information is preset position information.
The tracking and photographing method of claim 7, wherein the method further comprises: before determining whether the feature information of the target object in the captured image matches the preset feature information, the method further comprising:

Analyzing whether there is a target object matching the reference feature picture block in the captured image; When the target object matching the reference feature picture block exists in the captured image, it is determined whether the feature information of the target object in the acquired image matches the preset feature information.
The tracking photographing method according to claim 8, wherein the preset position information is position information of a reference feature picture block in a reference picture.
The tracking photographing method according to claim 8, wherein the analyzing whether there is a target object matching the reference feature picture block in the captured image comprises:

Obtaining a reference feature picture block;

Extracting a feature picture block from the acquired image, and extracting the feature picture block and the shape and size of the reference feature picture block are consistent;

And analyzing whether the similarity between the extracted feature picture block and the reference feature picture block exceeds a preset threshold, and if the similarity between the extracted feature picture block and the reference feature picture block exceeds a preset threshold, determining the collection There is a target object in the image that matches the reference feature picture block, and the target object is a feature picture block extracted from the acquired image and whose similarity with the reference feature picture block exceeds a preset threshold.
A photographing system comprising the photographing apparatus according to any one of claims 1 to 5, and a monitoring terminal communicably connected to the photographing apparatus, the monitoring terminal comprising a photographing instruction transmitting module configured to be to the photographing apparatus Send a shooting order.
A computer storage medium comprising a set of instructions that, when executed, cause at least one processor to perform the tracking and photographing method of any one of claims 6 to 10.