CN110049253B

CN110049253B - Focusing control method and device and computer readable storage medium

Info

Publication number: CN110049253B
Application number: CN201910473348.5A
Authority: CN
Inventors: 李春宝
Original assignee: Nubia Technology Co Ltd
Current assignee: Nubia Technology Co Ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2021-12-17
Anticipated expiration: 2039-05-31
Also published as: CN110049253A

Abstract

The application discloses a focusing control method, a device and a computer readable storage medium, wherein the method comprises the following steps: determining other associated areas of the shooting preview area according to the focusing state, and dividing the associated areas into focusing object candidate areas; then, extracting the image information in the shooting state, analyzing the image information to obtain candidate objects, and sequentially placing the candidate objects in the focusing object candidate area; and finally, monitoring the motion state of the wearable device, selecting a target candidate area from the focusing object candidate areas according to the motion state, and taking the candidate object in the target candidate area as the focusing object in the current shooting state. The humanized focusing control scheme is realized, so that a user can adjust a focusing object more conveniently in the process of shooting by using the wearable device, and the inconvenience in operation caused by narrow display area of the wearable device is avoided.

Description

Focusing control method and device and computer readable storage medium

Technical Field

The present application relates to the field of mobile communications, and in particular, to a method and an apparatus for controlling focusing and a computer-readable storage medium.

Background

Among the prior art, along with the rapid development of intelligent terminal equipment, wearable equipment different from conventional smart phones appears, for example, wearable equipment such as smart watches or smart bracelets. Because wearable equipment is compared in traditional smart mobile phone, particularity such as its software, hardware environment, operation methods and operation environment, if with traditional smart mobile phone's the scheme of controlling transfer to wearable equipment, then may bring inconvenience, user experience for user's operation not good.

Disclosure of Invention

In order to solve the technical defects in the prior art, the invention provides a focusing control method, which comprises the following steps:

identifying a focusing state of the wearable device in a current shooting state;

determining other associated areas of the shooting preview area according to the focusing state, and dividing the associated areas into focusing object candidate areas;

extracting the image information in the shooting state, analyzing the image information to obtain candidate objects, and sequentially placing the candidate objects in the focusing object candidate area;

and monitoring the motion state of the wearable device, selecting a target candidate area from the focusing object candidate areas according to the motion state, and taking the candidate object in the target candidate area as the focusing object in the current shooting state.

Optionally, the identifying a focusing state of the wearable device in the current shooting state includes:

detecting the current shooting state of the wearable device, wherein the shooting state comprises a shooting operation area and a shooting preview area;

and monitoring a focus control signal in the shooting operation area, and monitoring image information in the shooting preview area.

Optionally, the determining other associated regions of the shooting preview region according to the focusing state, and dividing the associated regions into focusing object candidate regions includes:

dividing a plurality of related areas in an adjacent area of the shooting preview area;

determining region attributes of the associated region, wherein the region attributes include a body attribute, a background attribute, a static attribute, and a dynamic attribute.

Optionally, the determining, according to the focusing state, another associated region of the shooting preview region, and dividing the associated region into focusing object candidate regions further includes:

extracting object classes of the object objects, wherein the object classes comprise a main object, a background object, a static object and a dynamic object;

determining a correspondence between the object class and the region attribute, associating the subject attribute with the subject object, associating the background attribute with the background object, associating the static attribute with the static object, and associating the dynamic attribute with the dynamic object.

Optionally, the extracting the image information in the shooting state, analyzing the image information to obtain candidate objects, and sequentially placing the candidate objects in the focusing object candidate area includes:

acquiring and analyzing image information in the shooting preview area;

and analyzing and identifying the shooting object in the image information.

Optionally, the extracting the image information in the shooting state, analyzing the image information to obtain candidate objects, and sequentially placing the candidate objects in the focusing object candidate area further includes:

classifying and extracting the shot objects according to the object types to obtain the candidate objects;

and sequentially placing the candidate objects in the focusing object candidate area by combining the corresponding relation between the object type and the area attribute.

Optionally, the monitoring the motion state of the wearable device, selecting a target candidate region from the candidate regions of the focusing object according to the motion state, and taking the candidate object in the target candidate region as the focusing object in the current shooting state includes:

monitoring a motion state of the wearable device, wherein the motion state comprises a rotational motion state;

and analyzing the rotary motion state, and determining the rotation direction and the rotation angle.

Optionally, the monitoring the motion state of the wearable device, selecting a target candidate region from the candidate regions of the focusing object according to the motion state, and taking a candidate object in the target candidate region as the focusing object in the current shooting state further includes:

determining a corresponding set area of a plurality of object candidate areas according to the rotation direction;

and selecting a target candidate area according to the rotation angle in the set area, and taking a candidate object in the target candidate area as a focusing object in the current shooting state.

The present invention also proposes a focus control apparatus, comprising:

a memory, a processor, and a computer program stored on the memory and executable on the processor;

the computer program, when executed by the processor, implements the steps of the method of any one of the above.

The present invention also proposes a computer-readable storage medium having stored thereon a focus control program which, when executed by a processor, implements the steps of the focus control method as defined in any one of the preceding claims.

The method has the advantages that the focusing state of the wearable device in the current shooting state is identified; then, determining other associated areas of the shooting preview area according to the focusing state, and dividing the associated areas into focusing object candidate areas; then, extracting the image information in the shooting state, analyzing the image information to obtain candidate objects, and sequentially placing the candidate objects in the focusing object candidate area; and finally, monitoring the motion state of the wearable device, selecting a target candidate area from the focusing object candidate areas according to the motion state, and taking the candidate object in the target candidate area as the focusing object in the current shooting state. The humanized focusing control scheme is realized, so that a user can adjust a focusing object more conveniently in the process of shooting by using the wearable device, the inconvenience in operation caused by narrow display area of the wearable device is avoided, the operation efficiency is improved, and the user experience is enhanced.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic hardware structure diagram of an implementation manner of a wearable device according to an embodiment of the present invention;

fig. 2 is a hardware schematic diagram of an implementation of a wearable device provided in an embodiment of the present application;

fig. 3 is a hardware schematic diagram of an implementation of a wearable device provided in an embodiment of the present application;

fig. 4 is a hardware schematic diagram of an implementation of a wearable device provided in an embodiment of the present application;

fig. 5 is a hardware schematic diagram of an implementation manner of a wearable device provided in an embodiment of the present application;

FIG. 6 is a flowchart of a first embodiment of a focus control method according to the present invention;

FIG. 7 is a flowchart of a second embodiment of a focus control method according to the present invention;

FIG. 8 is a flowchart of a third embodiment of a focus control method according to the present invention;

FIG. 9 is a flowchart of a fourth embodiment of a focus control method according to the present invention;

FIG. 10 is a flowchart of a fifth embodiment of the focus control method of the present invention;

FIG. 11 is a flowchart of a focusing control method according to a sixth embodiment of the present invention;

FIG. 12 is a flowchart of a seventh embodiment of a focus control method of the present invention;

FIG. 13 is a flowchart illustrating a focus control method according to an eighth embodiment of the present invention.

Detailed Description

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

In the following description, suffixes such as "module", "part", or "unit" used to denote elements are used only for facilitating the explanation of the present invention, and have no specific meaning by themselves. Thus, "module", "component" or "unit" may be used mixedly.

The wearable device provided by the embodiment of the invention comprises a mobile terminal such as an intelligent bracelet, an intelligent watch, an intelligent mobile phone and the like. With the continuous development of screen technologies, screen forms such as flexible screens and folding screens appear, and mobile terminals such as smart phones can also be used as wearable devices. The wearable device provided in the embodiment of the present invention may include: a Radio Frequency (RF) unit, a WiFi module, an audio output unit, an a/V (audio/video) input unit, a sensor, a display unit, a user input unit, an interface unit, a memory, a processor, and a power supply.

In the following description, a wearable device will be taken as an example, please refer to fig. 1, which is a schematic diagram of a hardware structure of a wearable device for implementing various embodiments of the present invention, where the wearable device 100 may include: RF (Radio Frequency) unit 101, WiFi module 102, audio output unit 103, a/V (audio/video) input unit 104, sensor 105, display unit 106, user input unit 107, interface unit 108, memory 109, processor 110, and power supply 111. Those skilled in the art will appreciate that the wearable device structure shown in fig. 1 does not constitute a limitation of the wearable device, and that the wearable device may include more or fewer components than shown, or combine certain components, or a different arrangement of components.

The following describes the various components of the wearable device in detail with reference to fig. 1:

the rf unit 101 may be configured to receive and transmit signals during information transmission and reception or during a call, and specifically, the rf unit 101 may transmit uplink information to a base station, in addition, the downlink information sent by the base station may be received and then sent to the processor 110 of the wearable device for processing, the downlink information sent by the base station to the radio frequency unit 101 may be generated according to the uplink information sent by the radio frequency unit 101, or may be actively pushed to the radio frequency unit 101 after detecting that the information of the wearable device is updated, for example, after detecting that the geographic location where the wearable device is located changes, the base station may send a message notification of the change in the geographic location to the radio frequency unit 101 of the wearable device, and after receiving the message notification, the message notification may be sent to the processor 110 of the wearable device for processing, and the processor 110 of the wearable device may control the message notification to be displayed on the display panel 1061 of the wearable device; typically, radio frequency unit 101 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like. In addition, the radio frequency unit 101 may also communicate with a network and other devices through wireless communication, which may specifically include: the server may push a message notification of resource update to the wearable device through wireless communication to remind a user of updating the application program if the file resource corresponding to the application program in the server is updated after the wearable device finishes downloading the application program. The wireless communication may use any communication standard or protocol, including but not limited to GSM (Global System for Mobile communications), GPRS (General Packet Radio Service), CDMA2000(Code Division Multiple Access2000 ), WCDMA (Wideband Code Division Multiple Access), TD-SCDMA (Time Division-Synchronous Code Division Multiple Access), FDD-LTE (Frequency Division duplex Long Term Evolution), and TDD-LTE (Time Division duplex Long Term Evolution).

In one embodiment, the wearable device 100 may access an existing communication network by inserting a SIM card.

In another embodiment, the wearable device 100 may be configured with an esim card (Embedded-SIM) to access an existing communication network, and by using the esim card, the internal space of the wearable device may be saved, and the thickness may be reduced.

It is understood that although fig. 1 shows the radio frequency unit 101, it is understood that the radio frequency unit 101 does not belong to the essential constituents of the wearable device, and can be omitted entirely as required within the scope not changing the essence of the invention. The wearable device 100 may implement a communication connection with other devices or a communication network through the wifi module 102 alone, which is not limited by the embodiments of the present invention.

WiFi belongs to short-distance wireless transmission technology, and the wearable device can help a user to send and receive e-mails, browse webpages, access streaming media and the like through the WiFi module 102, and provides wireless broadband Internet access for the user. Although fig. 1 shows the WiFi module 102, it is understood that it does not belong to the essential constitution of the wearable device, and may be omitted entirely as needed within the scope not changing the essence of the invention.

The audio output unit 103 may convert audio data received by the radio frequency unit 101 or the WiFi module 102 or stored in the memory 109 into an audio signal and output as sound when the wearable device 100 is in a call signal reception mode, a talk mode, a recording mode, a voice recognition mode, a broadcast reception mode, or the like. Also, the audio output unit 103 may also provide audio output related to a specific function performed by the wearable device 100 (e.g., a call signal reception sound, a message reception sound, etc.). The audio output unit 103 may include a speaker, a buzzer, and the like.

The a/V input unit 104 is used to receive audio or video signals. The a/V input Unit 104 may include a Graphics Processing Unit (GPU) 1041 and a microphone 1042, the Graphics processor 1041 Processing image data of still pictures or video obtained by an image capturing device (e.g., a camera) in a video capturing mode or an image capturing mode. The processed image frames may be displayed on the display unit 106. The image frames processed by the graphic processor 1041 may be stored in the memory 109 (or other storage medium) or transmitted via the radio frequency unit 101 or the WiFi module 102. The microphone 1042 may receive sounds (audio data) via the microphone 1042 in a phone call mode, a recording mode, a voice recognition mode, or the like, and may be capable of processing such sounds into audio data. The processed audio (voice) data may be converted into a format output transmittable to a mobile communication base station via the radio frequency unit 101 in case of a phone call mode. The microphone 1042 may implement various types of noise cancellation (or suppression) algorithms to cancel (or suppress) noise or interference generated in the course of receiving and transmitting audio signals.

In one embodiment, the wearable device 100 includes one or more cameras, and by turning on the cameras, capturing of images can be realized, functions such as photographing and recording can be realized, and the positions of the cameras can be set as required.

The wearable device 100 also includes at least one sensor 105, such as light sensors, motion sensors, and other sensors. Specifically, the light sensor includes an ambient light sensor that can adjust the brightness of the display panel 1061 according to the brightness of ambient light, and a proximity sensor that can turn off the display panel 1061 and/or the backlight when the wearable device 100 is moved to the ear. As one of the motion sensors, the accelerometer sensor can detect the magnitude of acceleration in each direction (generally three axes), detect the magnitude and direction of gravity when stationary, and can be used for applications of recognizing the posture of the mobile phone (such as horizontal and vertical screen switching, related games, magnetometer posture calibration), vibration recognition related functions (such as pedometer, tapping), and the like.

In one embodiment, the wearable device 100 further comprises a proximity sensor, and the wearable device can realize non-contact operation by adopting the proximity sensor, so that more operation modes are provided.

In one embodiment, the wearable device 100 further comprises a heart rate sensor, which, when worn, enables detection of heart rate by proximity to the user.

In one embodiment, the wearable device 100 may further include a fingerprint sensor, and by reading the fingerprint, functions such as security verification can be implemented.

The display unit 106 is used to display information input by a user or information provided to the user. The Display unit 106 may include a Display panel 1061, and the Display panel 1061 may be configured in the form of a Liquid Crystal Display (LCD), an Organic Light-Emitting Diode (OLED), or the like.

In one embodiment, the display panel 1061 is a flexible display screen, and when the wearable device using the flexible display screen is worn, the screen can be bent, so that the wearable device is more conformable. Optionally, the flexible display screen may adopt an OLED screen body and a graphene screen body, in other embodiments, the flexible display screen may also be made of other display materials, and this embodiment is not limited thereto.

In one embodiment, the display panel 1061 of the wearable device may take a rectangular shape to wrap around when worn. In other embodiments, other approaches may be taken.

The user input unit 107 may be used to receive input numeric or character information and generate key signal inputs related to user settings and function control of the wearable device. Specifically, the user input unit 107 may include a touch panel 1071 and other input devices 1072. The touch panel 1071, also referred to as a touch screen, may collect a touch operation performed by a user on or near the touch panel 1071 (e.g., an operation performed by the user on or near the touch panel 1071 using a finger, a stylus, or any other suitable object or accessory), and drive a corresponding connection device according to a predetermined program. The touch panel 1071 may include two parts of a touch detection device and a touch controller. The touch detection device detects the touch direction of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch sensing device, converts the touch information into touch point coordinates, sends the touch point coordinates to the processor 110, and can receive and execute commands sent by the processor 110. In addition, the touch panel 1071 may be implemented in various types, such as a resistive type, a capacitive type, an infrared ray, and a surface acoustic wave. In addition to the touch panel 1071, the user input unit 107 may include other input devices 1072. In particular, other input devices 1072 may include, but are not limited to, one or more of a physical keyboard, function keys (e.g., volume control keys, switch keys, etc.), a trackball, a mouse, a joystick, and the like, and are not limited to these specific examples.

In one embodiment, the side of the wearable device 100 may be provided with one or more buttons. The button can realize various modes such as short-time pressing, long-time pressing, rotation and the like, thereby realizing various operation effects. The number of the buttons can be multiple, and different buttons can be combined for use to realize multiple operation functions.

Further, the touch panel 1071 may cover the display panel 1061, and when the touch panel 1071 detects a touch operation thereon or nearby, the touch panel 1071 transmits the touch operation to the processor 110 to determine the type of the touch event, and then the processor 110 provides a corresponding visual output on the display panel 1061 according to the type of the touch event. Although in fig. 1, the touch panel 1071 and the display panel 1061 are two independent components to implement the input and output functions of the wearable device, in some embodiments, the touch panel 1071 and the display panel 1061 may be integrated to implement the input and output functions of the wearable device, and is not limited herein. For example, when receiving a message notification of an application program through the rf unit 101, the processor 110 may control the message notification to be displayed in a predetermined area of the display panel 1061, where the predetermined area corresponds to a certain area of the touch panel 1071, and perform a touch operation on the certain area of the touch panel 1071 to control the message notification displayed in the corresponding area on the display panel 1061.

The interface unit 108 serves as an interface through which at least one external device is connected to the wearable apparatus 100. For example, the external device may include a wired or wireless headset port, an external power supply (or battery charger) port, a wired or wireless data port, a memory card port, a port for connecting a device having an identification module, an audio input/output (I/O) port, a video I/O port, an earphone port, and the like. The interface unit 108 may be used to receive input (e.g., data information, power, etc.) from an external device and transmit the received input to one or more elements within the wearable apparatus 100 or may be used to transmit data between the wearable apparatus 100 and the external device.

In one embodiment, the interface unit 108 of the wearable device 100 is configured as a contact, and is connected to another corresponding device through the contact to implement functions such as charging and connection. The contact can also be waterproof.

The memory 109 may be used to store software programs as well as various data. The memory 109 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required by at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may store data (such as audio data, a phonebook, etc.) created according to the use of the cellular phone, and the like. Further, the memory 109 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.

The processor 110 is a control center of the wearable device, connects various parts of the entire wearable device by various interfaces and lines, and performs various functions of the wearable device and processes data by running or executing software programs and/or modules stored in the memory 109 and calling up data stored in the memory 109, thereby performing overall monitoring of the wearable device. Processor 110 may include one or more processing units; preferably, the processor 110 may integrate an application processor, which mainly handles operating systems, user interfaces, application programs, etc., and a modem processor, which mainly handles wireless communications. It will be appreciated that the modem processor described above may not be integrated into the processor 110.

The wearable device 100 may further include a power source 111 (such as a battery) for supplying power to various components, and preferably, the power source 111 may be logically connected to the processor 110 through a power management system, so as to implement functions of managing charging, discharging, and power consumption through the power management system.

Although not shown in fig. 1, the wearable device 100 may further include a bluetooth module or the like, which is not described herein. The wearable device 100 can be connected with other terminal devices through Bluetooth, so that communication and information interaction are realized.

Please refer to fig. 2-4, which are schematic structural diagrams of a wearable device according to an embodiment of the present invention. The wearable device in the embodiment of the invention comprises a flexible screen. When the wearable device is unfolded, the flexible screen is in a strip shape; when the wearable device is in a wearing state, the flexible screen is bent to be annular. Fig. 2 and 3 show the structural schematic diagram of the wearable device screen when the wearable device screen is unfolded, and fig. 4 shows the structural schematic diagram of the wearable device screen when the wearable device screen is bent.

Based on the above embodiments, it can be seen that, if the device is a watch, a bracelet, or a wearable device, the screen of the device may not cover the watchband region of the device, and may also cover the watchband region of the device. Here, the present application proposes an optional implementation manner, in which the device may be a watch, a bracelet, or a wearable device, and the device includes a screen and a connection portion. The screen can be a flexible screen, and the connecting part can be a watchband. Optionally, the screen of the device or the display area of the screen may partially or completely cover the wristband of the device. As shown in fig. 5, fig. 5 is a hardware schematic diagram of an implementation manner of a wearable device provided in an embodiment of the present application, where a screen of the device extends to two sides, and a part of the screen is covered on a watchband of the device. In other embodiments, the screen of the device may also be entirely covered on the watchband of the device, and this is not limited in this application.

Example one

FIG. 6 is a flowchart illustrating a focus control method according to a first embodiment of the present invention. A focus control method, the method comprising:

s1, identifying the focusing state of the wearable device in the current shooting state;

s2, determining other associated areas of the shooting preview area according to the focusing state, and dividing the associated areas into focusing object candidate areas;

s3, extracting the image information in the shooting state, analyzing the image information to obtain candidate objects, and sequentially placing the candidate objects in the focusing object candidate area;

s4, monitoring the motion state of the wearable device, selecting a target candidate area from the focusing object candidate areas according to the motion state, and taking the candidate object in the target candidate area as the focusing object in the current shooting state.

Specifically, in this embodiment, first, a focusing state of the wearable device in a current shooting state is identified; then, determining other associated areas of the shooting preview area according to the focusing state, and dividing the associated areas into focusing object candidate areas; then, extracting the image information in the shooting state, analyzing the image information to obtain candidate objects, and sequentially placing the candidate objects in the focusing object candidate area; and finally, monitoring the motion state of the wearable device, selecting a target candidate area from the focusing object candidate areas according to the motion state, and taking the candidate object in the target candidate area as the focusing object in the current shooting state.

Optionally, the focusing state of the wearable device in the current shooting state is identified, where the wearable device has one or more cameras, and when the wearable device starts a shooting function, the one or more cameras are started to acquire image information. In this embodiment, when the wearable device is in a shooting state, displaying a shooting preview image in a preset area of the wearable device, and simultaneously, acquiring a focusing state of a current shooting object in real time in a shooting preview stage, wherein the focusing state includes operations such as focusing and focus selection performed by a user operation, and also includes a pre-focusing object obtained by a current shooting algorithm;

optionally, in this embodiment, another associated area of the shooting preview area is determined according to the focusing state, and the associated area is divided into candidate areas of focusing objects, where the shooting preview area is included in a display range of the wearable device, it can be understood that the display range of the wearable device is wider, but when the wearable device is in the wearing state, a user is limited in a visible range of the user compared with the wearable device, so that the shooting preview area is determined in the visible range of the user compared with the wearable device, and meanwhile, in order to ensure that there is another visible range, in this embodiment, the shooting preview area is smaller than the display area in the visible range, and the other areas excluding the shooting preview area in the visible range are used as the other associated areas of this embodiment. It can be understood that, when the wearing state of the wearable device changes during the process of shooting the preview, correspondingly, the visual range of the user compared with the wearable device changes correspondingly, and thus, other related areas of the embodiment also change accordingly. It can be understood that, when other associated areas are changed, the arrangement of the focusing object candidate areas before and after the change may be adjusted accordingly, so as to facilitate the user to view and operate;

optionally, the image information in the shooting state is extracted, the image information is analyzed to obtain candidate objects, and the candidate objects are sequentially placed in the candidate focusing object regions, in this embodiment, the image information in the shooting state is obtained in real time, and then the image information is analyzed to obtain candidate objects, it is understood that the candidate objects include different types of objects, for example, one or more objects that may become a shooting subject of the shooting at this time, one or more shooting backgrounds that may become the shooting at this time, and then the candidate objects are extracted, it is understood that each object is extracted by an image edge analysis scheme, and then an image of each object is placed in each divided candidate focusing object region in a thumbnail form, it is understood that the one or more objects that may become a shooting subject of the shooting at this time, and one or more shooting backgrounds which may become the shooting at this time, the display proportions in the preview image may be different, however, in this embodiment, in order to facilitate the user to view, the thumbnails of the above-mentioned each shooting subject and/or shooting background are adjusted to the same size, and then placed in the above-mentioned each divided focusing object candidate region;

optionally, the motion state of the wearable device is monitored, a target candidate region is selected from the candidate regions of the focusing object according to the motion state, and the candidate object in the target candidate region is used as the focusing object in the current shooting state, where the motion state of the wearable device is a preset motion state in a specific manner, for example, in a shooting preview stage, if the wearable device is in a state perpendicular to the ground, a rotation angle of the wearable device in the vertical direction is obtained, and for example, in the shooting preview stage, if the wearable device is in a state horizontal to the ground, a rotation angle of the wearable device in the horizontal direction is obtained. Then, selecting a target candidate region from the candidate regions of the focusing object according to the rotation angle, wherein in the rotation process, the corresponding candidate region at the current rotation angle is displayed in real time or highlighted, when the rotation is stopped or the rotation is kept stable for a preset time, the current falling candidate region is taken as the target candidate region of the embodiment, and the candidate object in the target candidate region is taken as the focusing object in the current shooting state.

Example two

Fig. 7 is a flowchart of a focusing control method according to a second embodiment of the present invention, and based on the above embodiment, the identifying a focusing state of a wearable device in a current shooting state includes:

s11, detecting the current shooting state of the wearable device, wherein the shooting state comprises a shooting operation area and a shooting preview area;

and S12, monitoring a focus control signal in the shooting operation area, and monitoring image information in the shooting preview area.

Specifically, in this embodiment, first, a current shooting state of the wearable device is detected, where the shooting state includes a shooting operation area and a shooting preview area; then, a focus control signal in the photographing operation area is monitored, and image information in the photographing preview area is monitored.

Optionally, detecting a current shooting state of the wearable device, where the shooting state is associated with a current wearing state of the wearable device, for example, the wearing state includes a wearing position and a wearing orientation, specifically, for example, the wearing position includes wearing a wrist, and the wearing orientation includes wearing a camera inward and wearing a camera outward, and determining a shooting operation area and a shooting preview area according to different wearing states and in combination with the used camera;

optionally, the focus control signal in the shooting operation area is monitored, for example, by receiving a single click of the user, a touch signal generated at the click position is determined, the focus control signal corresponding to the touch signal is determined in combination with the image information corresponding to the click position, and the image information in the shooting preview area is monitored.

The method has the advantages that the current shooting state of the wearable device is detected, wherein the shooting state comprises a shooting operation area and a shooting preview area; then, a focus control signal in the photographing operation area is monitored, and image information in the photographing preview area is monitored. The more humanized focusing control scheme is realized, so that a user can adjust a focusing object more conveniently in the process of using the wearable device for shooting, the inconvenience in operation caused by narrow display area of the wearable device is avoided, the operation efficiency is improved, and the user experience is enhanced.

EXAMPLE III

Fig. 8 is a flowchart of a focusing control method according to a third embodiment of the present invention, and based on the above embodiments, the determining other associated areas of the shooting preview area according to the focusing status, and dividing the associated areas into focusing object candidate areas includes:

s21, dividing a plurality of related areas in the adjacent area of the shooting preview area;

s22, determining the area attribute of the associated area, wherein the area attribute comprises a main body attribute, a background attribute, a static attribute and a dynamic attribute.

Specifically, in the present embodiment, first, a plurality of related regions are divided in an adjacent region of the shooting preview region; then, the region attributes of the associated region are determined, wherein the region attributes comprise a body attribute, a background attribute, a static attribute and a dynamic attribute.

Optionally, since the display area of the wearable device is long, and the shooting preview area has a specific or preset length-width ratio, generally speaking, an upper end area and/or a lower end area of the shooting preview area belong to an idle area, and in this embodiment, the upper end area and/or the lower end area of the shooting preview area are respectively divided into a plurality of associated areas;

optionally, the area attribute of the associated area is determined, where the area attribute includes a main attribute, a background attribute, a static attribute, and a dynamic attribute, and it can be understood that different area attributes are used for placing objects of different attributes or different categories, so that the user can view the objects in a classified manner, and the operation efficiency is improved.

The embodiment has the advantages that a plurality of associated areas are divided in the adjacent area of the shooting preview area; then, the region attributes of the associated region are determined, wherein the region attributes comprise a body attribute, a background attribute, a static attribute and a dynamic attribute. The more humanized focusing control scheme is realized, so that a user can adjust a focusing object more conveniently in the process of using the wearable device for shooting, the inconvenience in operation caused by narrow display area of the wearable device is avoided, the operation efficiency is improved, and the user experience is enhanced.

Example four

Fig. 9 is a flowchart of a fourth embodiment of a focusing control method according to the present invention, based on the above embodiments, where the determining other associated areas of the shooting preview area according to the focusing status and dividing the associated areas into focusing object candidate areas further includes:

s23, extracting object categories of the object objects, wherein the object categories comprise a main object, a background object, a static object and a dynamic object;

s24, determining the corresponding relation between the object type and the area attribute, associating the main body attribute with the main body object, associating the background attribute with the background object, associating the static attribute with the static object, and associating the dynamic attribute with the dynamic object.

Specifically, in this embodiment, first, object categories of the object objects are extracted, where the object categories include a main object, a background object, a static object, and a dynamic object; then, the corresponding relation between the object category and the region attribute is determined, the main body attribute and the main body object are associated, the background attribute and the background object are associated, the static attribute and the static object are associated, and the dynamic attribute and the dynamic object are associated.

Optionally, the object categories of the object objects are extracted, where the object categories include a main object, a background object, a static object, and a dynamic object, and similarly, as described in the above example, the same region attribute is used for placing objects of different attributes or different categories, so as to facilitate classification and viewing by a user and improve operation efficiency, and therefore, in this embodiment, the object categories of the object objects are extracted, where the object categories include a main object, a background object, a static object, and a dynamic object;

optionally, the corresponding relationship between the object category and the region attribute is determined, the body attribute is associated with the body object, the background attribute is associated with the background object, the static attribute is associated with the static object, and the dynamic attribute is associated with the dynamic object, so that corresponding region placement is performed after image recognition.

The method has the advantages that the object types of the object objects are extracted, wherein the object types comprise a main object, a background object, a static object and a dynamic object; then, the corresponding relation between the object category and the region attribute is determined, the main body attribute and the main body object are associated, the background attribute and the background object are associated, the static attribute and the static object are associated, and the dynamic attribute and the dynamic object are associated. The more humanized focusing control scheme is realized, so that a user can adjust a focusing object more conveniently in the process of using the wearable device for shooting, the inconvenience in operation caused by narrow display area of the wearable device is avoided, the operation efficiency is improved, and the user experience is enhanced.

EXAMPLE five

Fig. 10 is a flowchart of a focusing control method according to a fifth embodiment of the present invention, where based on the above embodiments, the extracting image information in the shooting state, analyzing the image information to obtain candidate objects, and sequentially placing the candidate objects in the focusing object candidate area includes:

s31, acquiring and analyzing the image information in the shooting preview area;

and S32, analyzing and identifying the shooting object in the image information.

Specifically, in this embodiment, first, image information in the shooting preview area is acquired and analyzed; then, the subject in the image information is analyzed and identified.

Optionally, the image information in the shooting preview area is acquired and analyzed in real time, or after the camera is switched, the image information in the shooting preview area is acquired and analyzed again;

optionally, the shooting object in the image information is analyzed and identified in real time, or after the currently used camera is switched, the shooting object in the image information is analyzed and identified again.

The method has the advantages that the image information in the shooting preview area is obtained and analyzed; then, the subject in the image information is analyzed and identified. The more humanized focusing control scheme is realized, so that a user can adjust a focusing object more conveniently in the process of using the wearable device for shooting, the inconvenience in operation caused by narrow display area of the wearable device is avoided, the operation efficiency is improved, and the user experience is enhanced.

EXAMPLE six

Fig. 11 is a flowchart of a focusing control method according to a sixth embodiment of the present invention, where based on the above embodiments, the extracting image information in the shooting state, analyzing the image information to obtain candidate objects, and sequentially placing the candidate objects in the candidate focusing object areas further includes:

s33, classifying and extracting the shot objects according to the object types to obtain the candidate objects;

and S34, sequentially placing the candidate objects in the focusing object candidate area according to the corresponding relation between the object categories and the area attributes.

Specifically, in this embodiment, first, the shooting objects are classified and extracted according to the object categories to obtain the candidate objects; and then, combining the corresponding relation between the object type and the region attribute, and sequentially placing the candidate objects in the focusing object candidate region.

Optionally, the shot objects are classified and extracted according to the object categories to obtain the candidate objects, wherein a corresponding candidate object classification manner is determined according to the complexity of the current image information or the number of the object categories, for example, when the complexity of the image information is low, the candidate objects are only classified into dynamic objects and static objects, or only into main objects and background objects;

optionally, the candidate objects are sequentially placed in the candidate focusing object regions in accordance with the correspondence between the object categories and the region attributes, wherein the candidate focusing object regions are adjusted in real time when the photographed preview image changes.

The method has the advantages that the candidate object is obtained by classifying and extracting the shot object according to the object class; and then, combining the corresponding relation between the object type and the region attribute, and sequentially placing the candidate objects in the focusing object candidate region. The more humanized focusing control scheme is realized, so that a user can adjust a focusing object more conveniently in the process of using the wearable device for shooting, the inconvenience in operation caused by narrow display area of the wearable device is avoided, the operation efficiency is improved, and the user experience is enhanced.

EXAMPLE seven

Fig. 12 is a flowchart of a focusing control method according to a seventh embodiment of the present invention, based on the above embodiments, where the monitoring a motion state of the wearable device, selecting a target candidate region from the focusing object candidate regions according to the motion state, and taking a candidate object in the target candidate region as a focusing object in a current shooting state includes:

s41, monitoring the motion state of the wearable device, wherein the motion state comprises a rotation motion state;

and S42, analyzing the rotation motion state, and determining the rotation direction and the rotation angle.

Specifically, in this embodiment, first, a motion state of the wearable device is monitored, where the motion state includes a rotation motion state; then, the rotation motion state is analyzed, and the rotation direction and the rotation angle are determined.

Optionally, the motion state of the wearable device is monitored, where the motion state includes a rotation motion state, where the motion state of the wearable device is a preset motion state in a specific manner, for example, in a shooting preview stage, if the wearable device is in a state perpendicular to the ground, a rotation angle of the wearable device in a vertical direction is obtained, and for example, in the shooting preview stage, if the wearable device is in a state horizontal to the ground, a rotation angle of the wearable device in a horizontal direction is obtained;

alternatively, when the wearable device is not in a state of being perpendicular or parallel to the ground, the rotation angle in the perpendicular component or the parallel component in the motion state may be predetermined.

The embodiment has the advantages that the motion state of the wearable device is monitored, wherein the motion state comprises a rotation motion state; then, the rotation motion state is analyzed, and the rotation direction and the rotation angle are determined. The more humanized focusing control scheme is realized, so that a user can adjust a focusing object more conveniently in the process of using the wearable device for shooting, the inconvenience in operation caused by narrow display area of the wearable device is avoided, the operation efficiency is improved, and the user experience is enhanced.

Example eight

Fig. 13 is a flowchart of an eighth embodiment of a focusing control method according to the present invention, where based on the above embodiments, the monitoring a motion state of the wearable device, selecting a target candidate region from the focusing object candidate regions according to the motion state, and taking a candidate object in the target candidate region as a focusing object in a current shooting state further includes:

s43, determining a corresponding set area of a plurality of object candidate areas according to the rotation direction;

s44, selecting a target candidate area according to the rotation angle in the set area, and taking a candidate object in the target candidate area as a focusing object in the current shooting state.

Specifically, in this embodiment, first, a set region of a plurality of corresponding object candidate regions is determined according to the rotation direction; then, selecting a target candidate area according to the rotation angle in the set area, and taking a candidate object in the target candidate area as a focusing object in the current shooting state.

Optionally, a set area of the corresponding multiple object candidate areas is determined according to the rotation direction, and it can be understood that if candidate areas are respectively arranged at the upper end and the lower end of the shooting area, the two corresponding directions respectively correspond to the two set areas at the upper end and the lower end;

optionally, the target candidate region is selected in a highlighting or highlighting manner according to the rotation angle in the collection region, and a candidate object in the target candidate region is used as a focusing object in the current shooting state, and the focusing object is highlighted or highlighted in the shooting preview region.

The method has the advantages that the corresponding set areas of the plurality of object candidate areas are determined according to the rotating direction; then, selecting a target candidate area according to the rotation angle in the set area, and taking a candidate object in the target candidate area as a focusing object in the current shooting state. The more humanized focusing control scheme is realized, so that a user can adjust a focusing object more conveniently in the process of using the wearable device for shooting, the inconvenience in operation caused by narrow display area of the wearable device is avoided, the operation efficiency is improved, and the user experience is enhanced.

Example nine

Based on the above embodiment, the present invention also provides a focus control apparatus, including:

Example ten

Based on the foregoing embodiments, the present invention further provides a computer-readable storage medium, on which a bitmap processing program is stored, and when the bitmap processing program is executed by a processor, the bitmap processing program implements the steps of the bitmap processing method according to any one of the above.

By implementing the bitmap processing method, the equipment and the computer readable storage medium, the focusing state of the wearable equipment in the current shooting state is identified; then, determining other associated areas of the shooting preview area according to the focusing state, and dividing the associated areas into focusing object candidate areas; then, extracting the image information in the shooting state, analyzing the image information to obtain candidate objects, and sequentially placing the candidate objects in the focusing object candidate area; and finally, monitoring the motion state of the wearable device, selecting a target candidate area from the focusing object candidate areas according to the motion state, and taking the candidate object in the target candidate area as the focusing object in the current shooting state. The humanized focusing control scheme is realized, so that a user can adjust a focusing object more conveniently in the process of shooting by using the wearable device, the inconvenience in operation caused by narrow display area of the wearable device is avoided, the operation efficiency is improved, and the user experience is enhanced.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.

Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.

While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. A focus control method, comprising:

determining other associated areas of the shooting preview area according to the focusing state, and taking the associated areas as focusing object candidate areas; the shooting preview area is smaller than a display area in a visual range of the wearable device, and other areas except the shooting preview area in the visual range are used as other associated areas;

the determining other associated areas of the shooting preview area according to the focusing state includes: dividing a plurality of related areas in an adjacent area of the shooting preview area;

extracting image information in the shooting state, analyzing the image information to obtain candidate objects, adjusting thumbnails of the images of the candidate objects to be of the same size, and sequentially placing the thumbnails in the focusing object candidate areas;

2. The focus control method according to claim 1, wherein the identifying the focus state of the wearable device in the current shooting state comprises:

3. The focus control method according to claim 2, wherein the determining other associated regions of the shooting preview region according to the focus state and using the associated regions as candidate regions for focusing includes:

4. The focus control method according to claim 3, wherein the determining other associated regions of the shooting preview region according to the focus state and using the associated regions as candidate regions for focusing further comprises:

extracting object classes of the objects, wherein the object classes comprise a main object, a background object, a static object and a dynamic object;

5. The focus control method according to claim 4, wherein the extracting image information in the shooting state, analyzing the image information to obtain candidate objects, and sequentially placing the candidate objects in each of the focus object candidate regions comprises:

acquiring and analyzing image information in the shooting preview area;

and analyzing and identifying the shooting object in the image information.

6. The focus control method according to claim 5, wherein the extracting of the image information in the shooting state, the analyzing of the image information to obtain candidate objects, and the placing of the candidate objects in each of the candidate focus object regions in sequence further comprises:

and sequentially placing the candidate objects in each focusing object candidate area by combining the corresponding relation between the object type and the area attribute.

7. The focus control method according to claim 6, wherein the monitoring a motion state of the wearable device, selecting a target candidate region from the focus object candidate regions according to the motion state, and using a candidate object in the target candidate region as a focus object in a current shooting state includes:

8. The focus control method according to claim 7, wherein the monitoring a motion state of the wearable device, selecting a target candidate region from the focus object candidate regions according to the motion state, and using a candidate object in the target candidate region as a focus object in a current shooting state, further comprises:

9. A focus control apparatus, characterized in that the apparatus comprises:

the computer program, when executed by the processor, implementing the steps of the method of any one of claims 1 to 8.

10. A computer-readable storage medium, having a focus control program stored thereon, which when executed by a processor, implements the steps of the focus control method according to any one of claims 1 to 8.