WO2017088600A1

WO2017088600A1 - Method and device for enlarging imaging range, mobile terminal and computer storage medium

Info

Publication number: WO2017088600A1
Application number: PCT/CN2016/102015
Authority: WO
Inventors: 马亮; 顾小东
Original assignee: 努比亚技术有限公司
Priority date: 2015-11-27
Filing date: 2016-10-13
Publication date: 2017-06-01
Also published as: CN105430265A

Abstract

Disclosed is a method for enlarging an imaging range, comprising: for each orientation target in at least two target orientations, moving a lens of a camera towards the target orientation; when the lens is moved to the target orientation, taking a photo at the target orientation, so as to obtain a plurality of photos at the at least two different target orientations; and merging the plurality of photos into one photo. Also disclosed are a device for enlarging an imaging range, a mobile terminal and a computer storage medium.

Description

Method, device, mobile terminal and computer storage medium for increasing imaging range

Technical field

The present invention relates to the field of imaging equipment, and in particular, to a method, an apparatus, a mobile terminal, and a computer storage medium for increasing an imaging range of a camera.

Background technique

The digital camera is an integrated optical, mechanical and electronic product. It integrates the conversion, storage and transmission of image information. It has a digital access mode, interactive processing with the computer and real-time shooting. The digital camera first appeared in the United States. More than 20 years ago, the United States used it to transmit photos to the ground through satellites. Later, digital photography was turned into civilian use and its application range was continuously expanded. With the continuous development of electronic device technology, the camera is integrated into various electronic devices commonly used by people, such as mobile phones, IPADs and the like. It can be seen everywhere that people record their own life through the camera anytime and anywhere.

However, when people use a camera to take photos, they often encounter the problem: if you want to make the photos contain more scenes, then the ordinary way of taking pictures has not reached people's shooting needs, for example, people want to In a photo, a tall tower behind the characters and characters is completely photographed. According to the ordinary photographing method, the photographs taken either lack a tower top or only the half body of the character, so that the photographs taken are always People feel that there is a lack of beauty, and photographers need a wider range of cameras.

The size of the camera lens angle determines the imaging range of the camera to a certain extent. The lens angle can be increased by changing the focal length and lens structure to obtain a larger imaging range. However, this method of increasing the angle of view of the lens requires changing the hardware conditions of the camera.

Summary of the invention

In order to solve the existing technical problems, embodiments of the present invention provide a method, an apparatus, a mobile terminal, and a computer storage medium for increasing the imaging range of a camera without changing the hardware conditions of the camera.

The technical solution of the embodiment of the present invention is implemented as follows:

Embodiments of the present invention provide a method for increasing an imaging range of a camera, including:

For each azimuth target of at least two target orientations, the lens is moved toward the target orientation, and when the lens of the camera is moved to the target orientation, the photo is taken at the target orientation to obtain multiple photos at at least two different target orientations ;

Combine the multiple photos into one photo.

Optionally, the moving the lens to the target orientation is: moving the lens to the target orientation by using an optical image stabilization technique.

Optionally, the moving the lens to the target orientation by using the optical image stabilization technology comprises:

Receiving a control command;

Controlling the optical anti-shake driver to move to a target orientation in accordance with the control command, wherein the optical anti-shake driver is loaded with the lens.

Optionally, the controlling the optical anti-shake driver to move to the target orientation according to the control command comprises:

Converting the control command modulus into a digital control signal;

Controlling, according to the target orientation information in the data control signal, the optical anti-shake driver to move to the horizontal displacement at a horizontal direction, and then using the horizontal displacement as a starting point to control the optical anti-shake driver to move in a vertical direction to The vertical direction is displaced.

The method further includes: before controlling the movement of the optical anti-shake driver according to the target orientation information in the data control signal, the method further includes:

Filtering an optical anti-shake control signal from the digital control signal, wherein the optical anti-shake The control signal carries target orientation information that is jointly determined by horizontal displacement and vertical displacement.

Converting the control signal to a digital control signal;

Controlling the optical image stabilization driver to move in the vertical direction to the vertical direction displacement according to the target orientation information, and then controlling the optical image stabilization driver to move in the horizontal direction to the horizontal direction displacement with the vertical direction displacement as a starting point At the office.

An optical anti-shake control signal is filtered from the digital control signal, wherein the optical anti-shake control signal carries target orientation information determined by a horizontal displacement and a vertical displacement.

Optionally, the control command carries target location information;

Correspondingly, the optical anti-shake driver is controlled to move to the target orientation according to the target orientation information included in the control command.

Optionally, the target orientation information is orientation information represented by coordinates, or orientation information expressed by polar coordinates.

In addition, an embodiment of the present invention further provides an apparatus for increasing an imaging range, including:

An optical image stabilization module configured to move the lens toward the target orientation for each of the at least two target orientations;

a shooting module configured to take a photo at a target orientation when the lens is moved to a target orientation;

A photo synthesis module configured to combine the obtained plurality of photos at at least two different target orientations into one photo.

Optionally, the optical anti-shake module is configured to move the lens to a target orientation using an optical image stabilization technique.

Optionally, the optical image stabilization module includes:

Controlling a command receiving interface configured to receive a control command;

An optical anti-shake driver configured to load the moving lens to a target orientation;

And a controller configured to control the optical anti-shake driver to move to a target orientation according to the control command.

Optionally, the optical image stabilization module includes:

An analog to digital converter configured to analog to digitally convert the control signal to a digital control signal;

The controller is configured to control the optical anti-shake driver to move to the horizontal displacement at a horizontal direction according to the target orientation information in the data control signal, and then use the horizontal displacement as a starting point to control the optical defense The shaker drive moves in the vertical direction to the vertical displacement.

The learning anti-shake module further includes:

An optical image stabilization control signal filter configured to filter an optical image stabilization control signal from the digital control signal, wherein the optical image stabilization control signal carries target orientation information jointly determined by horizontal displacement and vertical displacement.

Optionally, the optical image stabilization module includes:

The controller is configured to control the optical anti-shake driver to move in a vertical direction to the vertical direction displacement according to the target orientation information in the digital control signal, and then use the vertical direction displacement as a starting point to control optical anti-defense The shaker drive moves in the horizontal direction to the horizontal displacement.

The learning anti-shake module further includes:

Optionally, the control command carries target location information;

Correspondingly, the controller is configured to control the optical anti-shake driver to move to a target orientation according to target orientation information included in the control command.

The embodiment of the invention further provides a mobile terminal, comprising the above device for increasing the imaging range.

Embodiments of the present invention also provide a computer storage medium comprising a set of instructions that, when executed, cause at least one processor to perform the above-described method of increasing an imaging range.

The invention provides a method, device, mobile terminal and computer storage medium for increasing the imaging range of a camera, the method comprising: moving a lens to a target orientation, and taking a photo at the target orientation when the lens is moved to a target orientation; There are a plurality of target orientations, and the above steps are repeated to obtain a plurality of photographs at a plurality of different target orientations; the plurality of photographs are combined into one photograph. In the embodiment of the present invention, the lens is moved to a plurality of target orientations, and a plurality of photos are captured at a plurality of different target orientations, and the plurality of photos are combined into one photo with a larger imaging range, thereby increasing the imaging range of the camera. . The embodiment of the invention increases the imaging range of the camera without changing the hardware condition of the camera.

DRAWINGS

1 is a schematic structural diagram of hardware of an optional mobile terminal embodying various embodiments of the present invention;

2 is a block diagram showing an electrical structure of a camera according to an embodiment of the present invention;

3 is a flow chart of a method for increasing an imaging range of a camera according to an embodiment of the present invention;

4 is a flow chart of moving an optical anti-shake module to a target orientation in an embodiment of the present invention;

Figure 5 is a schematic illustration of the flow of a specific embodiment of the present invention;

6 is a schematic diagram of photographing photos and photographs taken in different target orientations according to an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of an apparatus for increasing an imaging range of a camera according to an embodiment of the present invention; FIG.

FIG. 8 is another schematic structural diagram of an apparatus for increasing an imaging range of a camera 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.

A mobile terminal embodying various embodiments of the present invention will now be described with reference to the accompanying drawings. In the following description, the use of suffixes such as "module", "component" or "unit" for indicating an element is merely an explanation for facilitating the present invention, and does not have a specific meaning per se. Therefore, "module" and "component" can be used in combination.

The mobile terminal can be implemented in various forms. For example, the terminals described in the present invention may include, for example, mobile phones, smart phones, notebook computers, digital broadcast receivers, personal digital assistants (PDAs), tablet computers (PADs), portable multimedia players (PMPs), navigation devices, and the like. Mobile terminals and fixed terminals such as digital TVs, desktop computers, and the like. In the following, it is assumed that the terminal is a mobile terminal. However, those skilled in the art will appreciate that configurations in accordance with embodiments of the present invention can be applied to fixed type terminals in addition to components that are specifically for mobile purposes.

FIG. 1 is a schematic structural diagram of hardware of an optional mobile terminal embodying various embodiments of the present invention.

The mobile terminal 100 may include a wireless communication unit 110, an audio/video (A/V) input unit 120, a user input unit 130, a sensing unit 140, an output unit 150, a memory 160, an interface unit 170, a controller 180, and a power supply unit 190. and many more. Figure 1 illustrates a mobile terminal having various components, but it should be understood that not all illustrated components are required to be implemented. More or fewer components can be implemented instead. The elements of the mobile terminal will be described in detail below.

Wireless communication unit 110 typically includes one or more components that permit radio communication between mobile terminal 100 and a wireless communication system or network. For example, the wireless communication unit 110 can include at least one of the mobile communication module 112, the wireless internet module 113, and the short-range communication module 114.

The mobile communication module 112 transmits the radio signals to and/or receives radio signals from at least one of a base station (e.g., an access point, a Node B, etc.), an external terminal, and a server. Such radio signals may include voice call signals, video call signals, or various types of data transmitted and/or received in accordance with text and/or multimedia messages.

The wireless internet module 113 supports wireless internet access of the mobile terminal. The module can be internally or externally coupled to the terminal. The wireless Internet access technologies involved in the module may include wireless local area network (WLAN), wireless compatibility authentication (Wi-Fi), wireless broadband (Wibro), global microwave interconnection access (Wimax), and high speed downlink packet connection. In (HSDPA) and so on.

The short range communication module 114 is a module for supporting short range communication. Some examples of short-range communication technology include Bluetooth ^TM, a radio frequency identification (RFID), infrared data association (IrDA), ultra wideband (UWB), ZigBee, etc. ^TM.

The A/V input unit 120 is configured to receive an audio or video signal. The A/V input unit 120 may include a camera 121 and a microphone 122 that processes image data of still pictures or video obtained by the image capturing device in a video capturing mode or an image capturing mode. The processed image frame can be displayed on the display unit 151. The image frames processed by the camera 121 may be stored in the memory 160 (or other storage medium) or transmitted via the wireless communication unit 110, and two or more cameras 121 may be provided according to the configuration of the mobile terminal. The microphone 122 can receive sound (audio data) via a microphone in an operation mode of a telephone call mode, a recording mode, a voice recognition mode, and the like, and can process such sound as audio data. The processed audio (voice) data can be converted to a format output that can be transmitted to the mobile communication base station via the mobile communication module 112 in the case of a telephone call mode. The microphone 122 can implement various types of noise canceling (or suppression) algorithms to cancel (or suppress) noise or interference generated during the process of receiving and transmitting audio signals.

The user input unit 130 may generate key input data according to a command input by the user to control various operations of the mobile terminal. The user input unit 130 allows the user to input various types of information, and A keyboard, a pot, a touchpad (eg, a touch sensitive component that detects changes in resistance, pressure, capacitance, etc. due to contact), a scroll wheel, a rocker, and the like can be included. In particular, when the touch panel is superimposed on the display unit 151 in the form of a layer, a touch screen can be formed.

The sensing unit 140 detects the current state of the mobile terminal 100 (eg, the open or closed state of the mobile terminal 100), the location of the mobile terminal 100, the presence or absence of contact (ie, touch input) by the user with the mobile terminal 100, and the mobile terminal. The orientation of 100, the acceleration or deceleration movement and direction of the mobile terminal 100, and the like, and generates a command or signal for controlling the operation of the mobile terminal 100. For example, when the mobile terminal 100 is implemented as a slide type mobile phone, the sensing unit 140 can sense whether the slide type phone is turned on or off. In addition, the sensing unit 140 can detect whether the power supply unit 190 provides power or whether the interface unit 170 is coupled to an external device.

The interface unit 170 serves as an interface through which at least one external device can connect with the mobile terminal 100. For example, the external device may include a wired or wireless headset port, an external power (or battery charger) port, a wired or wireless data port, a memory card port, a port configured to connect a device having an identification module, audio input/output (I/O) port, video I/O port, headphone port, and more. The identification module may be stored to verify various information used by the user using the mobile terminal 100 and may include a User Identification Module (UIM), a Customer Identification Module (SIM), a Universal Customer Identity Module (USIM), and the like. In addition, the device having the identification module (hereinafter referred to as "identification device") may take the form of a smart card, and thus the identification device may be connected to the mobile terminal 100 via a port or other connection device. The interface unit 170 can be configured to receive input from an external device (eg, data information, power, etc.) and transmit the received input to one or more components within the mobile terminal 100 or can be configured to be at the mobile terminal and external device Transfer data between.

In addition, when the mobile terminal 100 is connected to the external base, the interface unit 170 may function as a path through which power is supplied from the base to the mobile terminal 100 or may be used as a transmission of various command signals allowing input from the base to the mobile terminal 100 The path to the terminal. Various command signals or power input from the base can be used as a letter for identifying whether the mobile terminal is accurately mounted on the base number. Output unit 150 is configured to provide an output signal (eg, an audio signal, a video signal, an alarm signal, a vibration signal, etc.) in a visual, audio, and/or tactile manner. The output unit 150 may include a display unit 151, an audio output module 152, and the like.

The display unit 151 can display information processed in the mobile terminal 100. For example, when the mobile terminal 100 is in a phone call mode, the display unit 151 can display a user interface (UI) or a graphical user interface (GUI) related to a call or other communication (eg, text messaging, multimedia file download, etc.). When the mobile terminal 100 is in a video call mode or an image capturing mode, the display unit 151 may display a captured image and/or a received image, a UI or GUI showing a video or image and related functions, and the like.

Meanwhile, when the display unit 151 and the touch panel are superposed on each other in the form of a layer to form a touch screen, the display unit 151 can function as an input device and an output device. The display unit 151 may include at least one of a liquid crystal display (LCD), a thin film transistor LCD (TFT-LCD), an organic light emitting diode (OLED) display, a flexible display, a three-dimensional (3D) display, and the like. Some of these displays may be configured to be transparent to allow a user to view from the outside, which may be referred to as a transparent display, and a typical transparent display may be, for example, a TOLED (Transparent Organic Light Emitting Diode) display or the like. According to a particular desired embodiment, the mobile terminal 100 may include two or more display units (or other display devices), for example, the mobile terminal may include an external display unit (not shown) and an internal display unit (not shown) . The touch screen can be configured to detect touch input pressure as well as touch input position and touch input area.

The audio output module 152 may convert audio data received by the wireless communication unit 110 or stored in the memory 160 when the mobile terminal is in a call signal receiving mode, a call mode, a recording mode, a voice recognition mode, a broadcast receiving mode, and the like. The audio signal is output as sound. Moreover, the audio output module 152 can provide audio output (eg, call signal reception sound, message reception sound, etc.) associated with a particular function performed by the mobile terminal 100. The audio output module 152 can include a speaker, a buzzer, and the like.

The memory 160 may store a software program or the like for processing and control operations performed by the controller 180, or may temporarily store data (for example, a phone book, a message, a still image, a video, etc.) that has been output or is to be output. Moreover, the memory 160 can store data regarding vibrations and audio signals of various manners that are output when a touch is applied to the touch screen.

The memory 160 may include at least one type of storage medium including a flash memory, a hard disk, a multimedia card, a card type memory (eg, SD or DX memory, etc.), a random access memory (RAM), a static random access memory ( SRAM), read only memory (ROM), electrically erasable programmable read only memory (EEPROM), programmable read only memory (PROM), magnetic memory, magnetic disk, optical disk, and the like. Moreover, the mobile terminal 100 can cooperate with a network storage device that performs a storage function of the memory 160 through a network connection.

The controller 180 typically controls the overall operation of the mobile terminal. For example, the controller 180 performs the control and processing associated with voice calls, data communications, video calls, and the like. In addition, the controller 180 may include a multimedia module 181 configured to reproduce (or play back) multimedia data, which may be constructed within the controller 180 or may be configured to be separate from the controller 180. The controller 180 may perform a pattern recognition process to recognize a handwriting input or a picture drawing input performed on the touch screen as a character or an image.

The power supply unit 190 receives external power or internal power under the control of the controller 180 and provides appropriate power required to operate the various components and components.

The various embodiments described herein can be implemented in a computer readable medium using, for example, computer software, hardware, or any combination thereof. For hardware implementations, the embodiments described herein may be through the use of application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays ( An FPGA, a processor, a controller, a microcontroller, a microprocessor, at least one of the electronic units designed to perform the functions described herein, in some cases, such an embodiment may be at the controller 180 Implemented in the middle. For software implementations, implementations such as procedures or functions can be A separate software module that performs at least one function or operation is implemented. The software code can be implemented by a software application (or program) written in any suitable programming language, which can be stored in memory 160 and executed by controller 180.

So far, the mobile terminal has been described in terms of its function. Hereinafter, for the sake of brevity, a slide type mobile terminal among various types of mobile terminals such as a folding type, a bar type, a swing type, a slide type mobile terminal, and the like will be described as an example. Therefore, the present invention can be applied to any type of mobile terminal, and is not limited to a slide type mobile terminal.

Figure 2 is a block diagram of the electrical structure of the camera.

The photographic lens 1211 is composed of a plurality of optical lenses configured to form a subject image, and is a single focus lens or a zoom lens. The photographic lens 1211 is movable in the optical axis direction under the control of the lens driver 1221, and the lens driver 1221 controls the focus position of the photographic lens 1211 in accordance with a control signal from the lens driving control circuit 1222, and can also be controlled in the case of the zoom lens. Focus distance. The lens drive control circuit 1222 performs drive control of the lens driver 1221 in accordance with a control command from the microcomputer 1217.

An imaging element 1212 is disposed on the optical axis of the photographic lens 1211 near the position of the subject image formed by the photographic lens 1211. The imaging element 1212 is configured to image the subject image and acquire captured image data. Photodiodes constituting each pixel are arranged two-dimensionally and in a matrix on the imaging element 1212. Each photodiode generates a photoelectric conversion current corresponding to the amount of received light, and the photoelectric conversion current is charged by a capacitor connected to each photodiode. The front surface of each pixel is provided with a Bayer array of RGB color filters.

The imaging element 1212 is connected to the imaging circuit 1213. The imaging circuit 1213 performs charge accumulation control and image signal readout control in the imaging element 1212, and performs waveform shaping after reducing the reset noise of the read image signal (analog image signal). Further, gain improvement or the like is performed to obtain an appropriate signal level. The imaging circuit 1213 is connected to an A/D converter 1214 that performs analog-to-digital conversion on an analog image signal and outputs a digital image signal to the bus 1227 (hereinafter referred to as an image number). according to).

The bus 1227 is a transmission path configured to transfer various data read or generated inside the camera. The A/D converter 1214 is connected to the bus 1227, and an image processor 1215, a JPEG processor 1216, a microcomputer 1217, a Synchronous Dynamic Random Access Memory (SDRAM) 1218, and a memory interface are also connected. (hereinafter referred to as memory I/F) 1219, LCD driver 1220.

The image processor 1215 performs various kinds of images such as OB subtraction processing, white balance adjustment, color matrix calculation, gamma conversion, color difference signal processing, noise removal processing, simultaneous processing, edge processing, and the like on the image data based on the output of the imaging element 1212. deal with. The JPEG processor 1216 compresses the image data read out from the SDRAM 1218 in accordance with the JPEG compression method when the image data is recorded on the recording medium 1225. Further, the JPEG processor 1216 performs decompression of JPEG image data for image reproduction display. At the time of decompression, the file recorded on the recording medium 1225 is read, and after the compression processing is performed in the JPEG processor 1216, the decompressed image data is temporarily stored in the SDRAM 1218 and displayed on the LCD 1226. Further, in the present embodiment, the JPEG method is adopted as the image compression/decompression method. However, the compression/decompression method is not limited thereto, and other compression/decompression methods such as MPEG, TIFF, and H.264 may be used.

The microcomputer 1217 functions as a control unit of the entire camera, and collectively controls various processing sequences of the camera. The microcomputer 1217 is connected to the operation unit 1223 and the flash memory 1224.

The operating unit 1223 includes, but is not limited to, a physical button or a virtual button, and the entity or virtual button may be a power button, a camera button, an edit button, a dynamic image button, a reproduction button, a menu button, a cross button, an OK button, a delete button, an enlarge button The operation controls such as various input buttons and various input keys detect the operational state of these operation controls.

The detection result is output to the microcomputer 1217. Further, a touch panel is provided on the front surface of the LCD 1226 as a display, and the touch position of the user is detected, and the touch position is output to the microcomputer 1217. The microcomputer 1217 detects the knot based on the operation position from the operation unit 1223. As a result, various processing sequences corresponding to the user's operation are performed.

The flash memory 1224 stores programs for executing various processing sequences of the microcomputer 1217. The microcomputer 1217 performs overall control of the camera in accordance with the program. Further, the flash memory 1224 stores various adjustment values of the camera, and the microcomputer 1217 reads out the adjustment value, and performs control of the camera in accordance with the adjustment value.

The SDRAM 1218 is an electrically rewritable volatile memory configured to temporarily store image data or the like. The SDRAM 1218 temporarily stores image data output from the A/D converter 1214 and image data processed in the image processor 1215, the JPEG processor 1216, and the like.

The memory interface 1219 is connected to the recording medium 1225, and performs control for writing image data and a file header attached to the image data to the recording medium 1225 and reading out from the recording medium 1225. The recording medium 1225 is, for example, a recording medium such as a memory card that can be detachably attached to the camera body. However, the recording medium 1225 is not limited thereto, and may be a hard disk or the like built in the camera body.

The LCD driver 1210 is connected to the LCD 1226, and stores image data processed by the image processor 1215 in the SDRAM 1218. When display is required, the image data stored in the SDRAM 1218 is read and displayed on the LCD 1226, or the image data stored in the JPEG processor 1216 is compressed. In the SDRAM 1218, when display is required, the JPEG processor 1216 reads the compressed image data of the SDRAM 1218, decompresses it, and displays the decompressed image data through the LCD 1226.

The LCD 1226 is configured to display an image on the back of the camera body. However, the present invention is not limited thereto, and various display panels such as an organic EL may be used for the LCD 1226.

Various embodiments of the present invention are proposed based on the hardware structure of the above mobile terminal and the electrical structure diagram of the camera.

Embodiment 1

3 is a flow chart of a method for increasing an imaging range of a camera according to an embodiment of the present invention. Referring to FIG. 3, a method for increasing the imaging range of a camera includes:

S10. Moving the lens to the target orientation, when the lens is moved to the target orientation, at the target orientation Take photos at the office.

In step S10, the lens can be moved to the target orientation by the optical image stabilization module.

That is, the optical image stabilization technique is used to move the lens toward the target orientation.

Here, Optical Image Stabilization (OIS) technology detects a small movement in the lens of the gyroscope and transmits the signal to the microprocessor to immediately calculate the amount of displacement to be compensated, and then compensates the lens group according to the lens shake. The direction and the amount of displacement are compensated to effectively overcome image blur caused by the vibration of the camera. OIS implementation methods are generally divided into two categories: one is to achieve anti-shake by moving the lens, and the other is to achieve anti-shake by moving the photosensitive element. The anti-shake module by moving the lens not only moves the motor in the vertical direction, but also moves the motor horizontally.

4 is a flow chart of the optical image stabilization module moving the lens toward the target orientation in the present invention. Referring to Figure 4, moving the lens to the target orientation through the optical image stabilization module includes:

S101. The optical anti-shake module receives a control command of the user.

In step S101, if the user needs to increase the imaging range, the user can send the lens to the optical anti-shake module by moving the rocker to a certain position by a rocker disposed on the camera casing. control commands. For example, taking the active sphere at the lower end of the rocker as the origin, taking the horizontal line as the X-axis and the Y-axis perpendicular to the horizontal line, establishing a coordinate system, swinging the rocker to the target azimuth A (45° direction, displacement

), which is equivalent to the user sending a target orientation A (45° direction, displacement)

) Control commands to move the lens. For another example, the user's control command may also be an orientation expressed by coordinates, such as the user setting the target orientation as "A(a, a)", "B(a, -a)"; in summary, the user's control The command includes target orientation information, and the target orientation has multiple representation methods, which may be coordinate representation methods in polar coordinates, such as target orientation A (45° direction, displacement)

); can also be a coordinate representation method in a Cartesian coordinate system, such as the target orientation is "A (a, a)", "B (a, - a)".

S102. The optical anti-shake module controls the optical anti-shake driver to move to a target orientation according to the control command, wherein the optical anti-shake driver is loaded with the lens.

In step S102, the optical anti-shake module receives a control command of the user, and according to the target orientation information included in the control command, the optical anti-shake module controls the optical anti-shake driver to move to the target orientation, wherein the optical anti-shake driver is loaded with the lens. The optical anti-shake driver moves to the target orientation, ie the lens is moved to the target orientation.

Step S102 specifically includes:

S1021: The optical anti-shake module converts the control command modulus into a digital control signal;

S1022: The optical anti-shake module filters an optical anti-shake control signal from the digital control signal, where the optical anti-shake control signal carries target position information jointly determined by a horizontal displacement and a vertical displacement;

In step S1022, if the target orientation included in the user's control command is "target orientation A (45° direction, displacement)

), the control command is subjected to analog-to-digital conversion and optical image stabilization filtering, and finally filtered to carry an optical image stabilization control signal of "target orientation A(a, a)"; if the target orientation included in the user's control command is "Target azimuth A (a, a)", the control command is subjected to analog-to-digital conversion and optical anti-shake filtering, and finally filtered to carry an optical anti-shake control signal of "target orientation A (a, a)"; that is, the final The optical image stabilization control signal carries target orientation information that is jointly determined by horizontal displacement and vertical displacement.

S1023. The optical anti-shake module controls the optical anti-shake driver to move to the horizontal displacement position in a horizontal direction according to the target orientation information, and then controls the optical anti-shake driver to move in a vertical direction. To the displacement in the vertical direction.

In step S1023, if the target orientation information in step S1022 is "target orientation A(a, a)", the optical anti-shake module controls the optical anti-shake driver to move in the horizontal direction (a, 0), and then controls the optical anti-shake driver. The displacement a is moved from (a, 0) in the vertical direction to the (a, a) target orientation.

First move in the horizontal direction, or move in the vertical direction first. This step is not limited. This step can also be: S1024 optical anti-shake module controls the optical anti-shake driver to move in the vertical direction. At (0, a), the optical anti-shake driver is then controlled to move the displacement a from (0, a) in the horizontal direction to the (a, a) target orientation.

When the lens is moved to the target orientation, the photo is taken at the target orientation.

S20. The target orientation is multiple, and the foregoing steps are repeated to obtain a plurality of photos at a plurality of different target orientations.

Here, for steps S10, 20, in other words, for each azimuth target of at least two target orientations, when the lens of the camera is moved to the target orientation, the photograph is taken at the target orientation to obtain at least two ( N) multiple photos at different target orientations.

In step S20, the embodiment of the present invention needs to take a plurality of photos at a target orientation to synthesize a final photograph with a larger imaging range. There are multiple target orientations, which can be flexibly set by the user according to their own needs. For example, there can be four target orientations: (45° direction, a certain displacement) (135° direction, a certain displacement) (225° direction) , a certain displacement) (315° direction, a certain displacement); or 8 target orientations, in the eight directions of 0°, 45°, 90°, 135°, 180°, 225°, 270°, 315° on.

Move the lens to a target orientation, take a photo to obtain the photo A at the target orientation; then move the lens to the next target orientation, take a photo to obtain the photo B at the target orientation; and sequentially obtain N photos.

S30. Combine the multiple photos into one photo.

In step S30, the obtained N photos at N different target azimuths are synthesized by image synthesis technology to obtain a photo with a larger imaging range, and the photo includes all the imaging contents of the N photos.

The embodiment of the invention moves the lens to a plurality of target orientations, and obtains a plurality of photos at a plurality of different target orientations, and combines the plurality of photos into one photo with a larger imaging range, thereby increasing the imaging range of the camera. The embodiment of the invention increases the imaging range of the camera without changing the hardware condition of the camera.

Embodiment 2

In this embodiment, four methods are used as an example to specifically describe the method of the present invention.

In this embodiment, the target orientation is represented by polar coordinates; it is assumed that the four target orientations are: A (45° direction, a certain displacement a), B (135° direction, a certain displacement a), C (225° direction, A displacement a) and D (315° direction, a certain displacement a).

Referring to Figures 5 and 6, Figures 5 and 6 reflect the method described in the embodiments of the present invention from another angle.

Figure 5 is a schematic illustration of the flow of one embodiment of the present invention. As shown in FIG. 5, the angle of view is increased, and the lens is moved to the target orientation A (45° direction, a certain displacement a) by the optical image stabilization module, and when the lens is moved to the target orientation A (45° direction, a certain displacement) a), taking a picture 1 at the target orientation A (45° direction, a certain displacement a);

Similarly, the lens is moved by the optical anti-shake module to the target orientation B (135° direction, a certain displacement a), when the lens is moved to the target orientation B (135° direction, a certain displacement a), at the target orientation B (135 In the direction of °, take a picture 2 at a certain displacement a);

Similarly, the lens is moved by the optical anti-shake module to the target orientation C (225° direction, a certain displacement a), when the lens is moved to the target orientation C (225° direction, a certain displacement a), at the target orientation C (225 In the direction of °, take a picture 3 at a certain displacement a);

Similarly, the lens is moved by the optical image stabilization module to the target orientation D (315° direction, a certain displacement a), when the lens is moved to the target orientation D (315° direction, a certain displacement a), at the target orientation D (315) In the direction of °, take a picture 4 at a certain displacement a);

Photo 1, Photo 2, Photo 3, and Photo 4 were synthesized into a single photo by image synthesis technique, which included all images of 4 photos, which had a larger imaging range.

Figure 6 is a schematic diagram of photographs and photographs taken at different target orientations. Referring to Fig. 6, the solid line frame 10 in the middle represents a photograph taken when the lens is not moved, and the dotted line frame 11 on the upper right represents photograph 1 taken at the target orientation A (45° direction, a certain displacement a), and the upper left dashed box 12 represents In The photograph 2 is taken at the target orientation B (135° direction, a certain displacement a), and the dotted frame 13 at the lower left represents the photograph 3 taken at the target orientation C (225° direction, a certain displacement a), and the lower right dashed box 14 represents Photograph 4 is taken at the target orientation D (315° direction, a certain displacement a); the peripheral frame of the area covered by the dashed box 11, the dashed box 12, the dashed box 13 and the dashed box 14 is represented by Photo 1 and Photo 2 , photo of photo 3 and photo 4 combined. Obviously, all the elements in the dotted frame 11, the dotted frame 12, the dotted frame 13 and the dotted frame 14 are included in the peripheral frame, that is, the synthesized photos include four photos of Photo 1, Photo 2, Photo 3 and Photo 4. All imaging content, ie, the composite photo, has a larger imaging range.

In this embodiment, the optical image stabilization module is used to move the lens to four target orientations, and four photos are respectively taken at four different target orientations, and the four photos are combined into one photo with a larger imaging range, thereby increasing the number of images. The imaging range of the camera. The invention increases the imaging range of the camera without changing the hardware conditions of the camera.

Embodiment 3

FIG. 7 is a schematic structural view of an apparatus for increasing an imaging range of a camera according to the present invention. As shown in FIG. 7, an apparatus for increasing the imaging range of a camera includes:

The optical image stabilization module 10 is configured to move the lens toward a target orientation.

The photographing module 20 is configured to take a photo at the target orientation when the lens is moved to a target orientation.

The photo synthesis module 30 is configured to obtain a plurality of photos at a plurality of different target orientations, and combine the plurality of photos into one photo.

In other words, the optical image stabilization module 10 is configured to move the lens toward the target orientation for each of the at least two target orientations;

The photographing module 20 is configured to take a photo at the target orientation when the lens is moved to the target orientation;

Photo synthesis module 30 configured to obtain multiple sheets at at least two different target orientations The photo is combined into a single photo.

In the embodiment of the present invention, the optical image stabilization module is used to move the lens to a plurality of target orientations, and a plurality of photos are captured at a plurality of different target orientations, and the plurality of photos are combined into one photo with a larger imaging range, thereby increasing the number of images. The imaging range of the camera. The embodiment of the invention increases the imaging range of the camera without changing the hardware condition of the camera.

Embodiment 4

FIG. 8 is another schematic structural view of an apparatus for increasing the imaging range of a camera according to the present invention. As shown in FIG. 8, an apparatus for increasing the imaging range of a camera includes:

The optical image stabilization module 10 includes:

The control command receiving interface 101 is configured to receive a control command of the user.

An analog to digital converter 102 is configured to convert the control signal command analog to digital control signals.

The optical image stabilization control signal filter 103 is configured to filter an optical image stabilization control signal from the digital control signal, wherein the optical image stabilization control signal carries target orientation information jointly determined by horizontal displacement and vertical displacement.

The controller 104 is configured to control the optical anti-shake driver to move to the target orientation according to the target orientation information.

An optical anti-shake driver 105 is configured to load the moving lens to a target orientation.

The controller 104 is configured to control the optical anti-shake driver to move in the horizontal direction to the horizontal displacement according to the target orientation information, and then use the horizontal displacement as a starting point to control the optical anti-shake driver to be vertical The direction moves to the vertical displacement.

or,

The controller 104 is configured to control the optical anti-shake driver to move in the vertical direction to the vertical displacement according to the target orientation information, and then use the vertical displacement as a starting point to control the optical anti-shake driver along the horizontal The direction moves to the horizontal displacement.

In the embodiment of the present invention, by moving the lens to a plurality of target orientations, multiple photos are taken at a plurality of different target orientations, and the multiple photos are combined into one photo with a larger imaging range, thereby increasing the imaging range of the camera. . The embodiment of the invention increases the imaging range of the camera without changing the hardware condition of the camera.

It is to be understood that the term "comprises", "comprising", or any other variants thereof, is intended to encompass a non-exclusive inclusion, such that a process, method, article, or device comprising a series of elements includes those elements. It also includes other elements that are not explicitly listed, or elements that are inherent to such a process, method, article, or device. An element that is defined by the phrase "comprising a ..." does not exclude the presence of additional equivalent elements in the process, method, item, or device that comprises the element.

The serial numbers of the embodiments of the present invention are merely for the description, and do not represent the advantages and disadvantages of the embodiments.

Through the description of the above embodiments, those skilled in the art can clearly understand that the foregoing embodiment method can be implemented by means of software plus a necessary general hardware platform, and of course, can also be through hardware, but in many cases, the former is better. Implementation. Based on such understanding, the technical solution of the present invention, which is essential or contributes to the prior art, may be embodied in the form of a software product stored in a storage medium (such as ROM/RAM, disk, The optical disc includes a plurality of instructions for causing a terminal device (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to perform the method described in various embodiments of the present invention.

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 perform the above-described method of increasing the imaging range of the camera.

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. Inside.

Claims

A method of increasing an imaging range, the method comprising:

Moving the lens of the camera toward the target orientation for each azimuth target of at least two target orientations, taking a photo at the target orientation to obtain multiple photos at at least two different target orientations when the lens is moved to the target orientation ;

Combine the multiple photos into one photo.
The method of claim 1 wherein said moving the lens to the target orientation is to move the lens to the target orientation using an optical image stabilization technique.
The method of claim 2 wherein said moving the lens to the target orientation using an optical image stabilization technique comprises:

Receiving a control command;

Controlling the optical anti-shake driver to move to a target orientation in accordance with the control command, wherein the optical anti-shake driver is loaded with the lens.
The method of claim 3, wherein the controlling the optical anti-shake driver to move to the target orientation according to the control command comprises:

Converting the control command modulus into a digital control signal;

Controlling, according to the target orientation information in the data control signal, the optical anti-shake driver to move to the horizontal displacement at a horizontal direction, and then using the horizontal displacement as a starting point to control the optical anti-shake driver to move in a vertical direction to The vertical direction is displaced.
The method of claim 4, wherein before the controlling the optical anti-shake driver to move according to the target orientation information in the data control signal, the method further comprises:

An optical anti-shake control signal is filtered from the digital control signal, wherein the optical anti-shake control signal carries target orientation information determined by a horizontal displacement and a vertical displacement.
The method of claim 3, wherein the controlling the optical anti-shake driver to move to the target orientation according to the control command comprises:

Converting the control command modulus into a digital control signal;

Controlling the optical image stabilization driver to move in the vertical direction to the vertical direction displacement according to the target orientation information, and then controlling the optical image stabilization driver to move in the horizontal direction to the horizontal direction displacement with the vertical direction displacement as a starting point At the office.
The method according to claim 6, wherein the method further comprises: before controlling the movement of the optical anti-shake driver according to the target orientation information in the data control signal, the method further comprising:

An optical anti-shake control signal is filtered from the digital control signal, wherein the optical anti-shake control signal carries target orientation information determined by a horizontal displacement and a vertical displacement.
The method of claim 3, wherein the control command carries target orientation information;

Correspondingly, the optical anti-shake driver is controlled to move to the target orientation according to the target orientation information included in the control command.
The method according to claim 8, wherein the target orientation information is orientation information expressed by coordinates, or orientation information expressed in polar coordinates.
A device for increasing an imaging range, comprising:

An optical image stabilization module configured to move the lens of the camera toward the target orientation for each of the at least two target orientations;

a shooting module configured to take a photo at a target orientation when the lens is moved to a target orientation;

A photo synthesis module configured to combine the obtained plurality of photos at at least two different target orientations into one photo.
The apparatus of claim 10 wherein said optical image stabilization module is configured to move the lens to a target orientation using an optical image stabilization technique.
The apparatus of claim 11 wherein said optical image stabilization module comprises:

Controlling a command receiving interface configured to receive a control command;

An optical anti-shake driver configured to load the moving lens to a target orientation;

And a controller configured to control the optical anti-shake driver to move to a target orientation according to the control command.
The apparatus of claim 12 wherein said optical image stabilization module comprises:

An analog to digital converter configured to analog to digitally convert the control signal to a digital control signal;

The controller is configured to control the optical anti-shake driver to move to the horizontal displacement at a horizontal direction according to the target orientation information in the data control signal, and then use the horizontal displacement as a starting point to control the optical defense The shaker drive moves in the vertical direction to the vertical displacement.
The device according to claim 13, wherein the learning anti-shake module further comprises:

An optical image stabilization control signal filter configured to filter an optical image stabilization control signal from the digital control signal, wherein the optical image stabilization control signal carries target orientation information jointly determined by horizontal displacement and vertical displacement.
The device according to claim 12, wherein the optical image stabilization module further comprises:

An analog to digital converter configured to analog to digitally convert the control signal to a digital control signal;

The controller is configured to control the optical anti-shake driver to move in a vertical direction to the vertical direction displacement according to the target orientation information in the digital control signal, and then use the vertical direction displacement as a starting point to control optical anti-defense The shaker drive moves in the horizontal direction to the horizontal displacement.
The device according to claim 15, wherein the learning anti-shake module further comprises:

An optical image stabilization control signal filter configured to filter an optical image stabilization control signal from the digital control signal, wherein the optical image stabilization control signal carries target orientation information jointly determined by horizontal displacement and vertical displacement.
The apparatus of claim 12, wherein the control command carries target orientation information;

Correspondingly, the controller is configured to control the optical anti-shake driver to move to a target orientation according to target orientation information included in the control command.
The apparatus according to claim 17, wherein said target orientation information is orientation information expressed by coordinates, or orientation information expressed in polar coordinates.
A mobile terminal comprising the apparatus of any of claims 10-18.
A computer storage medium comprising a set of instructions that, when executed, cause at least one processor to perform the method of increasing an imaging range as claimed in any one of claims 1 to 9.