CN106375744A - Information projection method and device - Google Patents
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- CN106375744A CN106375744A CN201610757596.9A CN201610757596A CN106375744A CN 106375744 A CN106375744 A CN 106375744A CN 201610757596 A CN201610757596 A CN 201610757596A CN 106375744 A CN106375744 A CN 106375744A
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- 238000000034 method Methods 0.000 title claims abstract description 31
- 230000003287 optical effect Effects 0.000 claims description 21
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 9
- 238000012545 processing Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000001960 triggered effect Effects 0.000 description 5
- 230000005236 sound signal Effects 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
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- Engineering & Computer Science (AREA)
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- Transforming Electric Information Into Light Information (AREA)
Abstract
The invention relates to an information protection method and device, and belongs to the technical field of terminals. The method comprises the following steps: selecting target information to be projected from locally-stored information; calling a built-in camera or flashlight of a smart terminal when a projection command is received; and projecting the target information through the called camera or flashlight. In the information projection method and device, the smart terminal takes any locally-stored information as the target information to perform projection through the built-in camera or flashlight, so that the smart terminal can finish projection of the stored information in the absence of projection equipment; limitations on space and the projection equipment during information projection are eliminated; and the efficiency and convenience in information projection are increased and improved.
Description
Technical Field
The present disclosure relates to the field of terminal technologies, and in particular, to an information projection method and apparatus.
Background
With the development of technology, the application range of projection devices is becoming wider and wider, and projection devices are often used in occasions such as office meetings, multimedia teaching or entertainment games for users to watch information such as images. The projection equipment can project information such as images on a wall surface or a projection screen, so that a larger picture can be projected.
At present, in order to realize projection of information such as an image, connection between an intelligent terminal and a projection device is generally required to be established, after the connection is established between the intelligent terminal and the projection device, the intelligent terminal can send the projected information such as the image to the projection device, and after receiving the information to be projected sent by the intelligent terminal, the projection device converts the information to be projected into corresponding image data, and then projects the image data on a projection screen.
Disclosure of Invention
To overcome the problems in the related art, the present disclosure provides an information projection method and apparatus.
According to a first aspect of embodiments of the present disclosure, there is provided an information projection method, the method including:
selecting target information to be projected from the locally stored information;
when a projection instruction is received, a camera or a flash lamp of the intelligent terminal is called;
and projecting the target information through the called camera or the called flash lamp.
Optionally, the selecting target information to be projected from the locally stored information includes:
when a projection information selection instruction is received, displaying locally stored information;
and selecting target information to be projected from the locally stored information.
Optionally, the projecting the target information by the called camera or flash includes:
converting the target information from an electric signal form to an optical signal form to obtain a light and shadow image of the target information;
and projecting the light and shadow image of the target information through the camera or the flash lamp.
Optionally, after the target information is projected by the called camera or flash, the method further includes:
when a projection focal length adjusting instruction is received, adjusting the projection focal length of the camera or the flash lamp; or,
when a light and shadow intensity adjusting instruction is received, adjusting the light and shadow intensity of the camera or the flash lamp; or,
and when a resolution adjustment instruction is received, adjusting the projection resolution of the camera or the flash lamp.
According to a second aspect of embodiments of the present disclosure, there is provided an apparatus comprising:
the selection module is used for selecting target information to be projected from the locally stored information;
the calling module is used for calling a camera or a flash lamp of the intelligent terminal when receiving the projection instruction;
and the projection module is used for projecting the target information through the called camera or the called flash lamp.
Optionally, the selection module comprises:
the display unit is used for displaying the locally stored information when receiving the projection information selection instruction;
and the selection unit is used for selecting target information to be projected from the locally stored information.
Optionally, the projection module comprises:
the conversion unit is used for converting the target information from an electric signal form to an optical signal form to obtain a shadow image of the target information;
and the projection unit is used for projecting the light and shadow image of the target information through the camera or the flash lamp.
Optionally, the apparatus further comprises:
the first adjusting module is used for adjusting the projection focal length of the camera or the flash lamp when receiving a projection focal length adjusting instruction; or,
the second adjusting module is used for adjusting the light and shadow intensity of the camera or the flash lamp when receiving a light and shadow intensity adjusting instruction; or,
and the third adjusting module is used for adjusting the projection resolution of the camera or the flash lamp when a resolution adjusting instruction is received.
According to a third aspect of the embodiments of the present disclosure, there is provided an information projection apparatus, the apparatus including:
a processor;
a memory for storing processor-executable instructions;
wherein the processor is configured to:
selecting target information to be projected from the locally stored information;
when a projection instruction is received, a camera or a flash lamp of the intelligent terminal is called;
and projecting the target information through the called camera or the called flash lamp.
The technical scheme provided by the embodiment of the disclosure can have the following beneficial effects: in the embodiment of the disclosure, when the intelligent terminal receives a projection option selection instruction, any information can be selected from locally stored information as target information, and when the projection instruction is received, a camera or a flash lamp of the intelligent terminal can be called, the target information is converted into a light signal form from an electric signal form, a light and shadow image of the target information is obtained, and the light and shadow image is projected through the camera or the flash lamp to complete projection of the information, so that the intelligent terminal can complete projection of the stored information without projection equipment, limitations of space and projection equipment are eliminated when the information is projected, and efficiency of information projection is improved.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
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.
FIG. 1 is a flow chart illustrating a method of projecting information according to an exemplary embodiment.
FIG. 2 is a flow chart illustrating a method of projecting information according to an example embodiment.
Fig. 3A is a block diagram illustrating a structure of an information projection apparatus according to an exemplary embodiment.
FIG. 3B is a block diagram illustrating a structure of a selection module in accordance with an exemplary embodiment.
Fig. 3C is a block diagram illustrating a structure of a projection module according to an exemplary embodiment.
Fig. 4 is a block diagram illustrating a structure of another information projection apparatus according to an exemplary embodiment.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.
Before explaining the embodiments of the present disclosure in detail, an application scenario of the embodiments of the present disclosure will be described. At present, when information such as an image in an intelligent terminal is projected, the intelligent terminal is usually connected with a projection device, after the intelligent terminal is connected with the projection device, the intelligent terminal can send information of the image waiting for projection to the projection device, and after the projection device receives the information to be projected sent by the intelligent terminal, the information to be projected can be converted into corresponding image data, and then the image data is projected. However, when a user needs to project information such as an image, the user may not be able to find the projection device at any time and may not be able to project the information such as the image. Therefore, the embodiment of the disclosure provides an information projection method, which can project information such as an image in a smart terminal without a projection device, thereby improving the efficiency and portability of information projection.
Fig. 1 is a flowchart illustrating an information projection method according to an exemplary embodiment, which is used in an intelligent terminal, as shown in fig. 1, and includes the following steps.
In step 101, target information to be projected is selected from the locally stored information.
In step 102, when a projection instruction is received, a camera or a flash lamp of the intelligent terminal is called.
In step 103, the target information is projected through the called camera or the called flash.
In the embodiment of the disclosure, when the intelligent terminal receives a projection option selection instruction, any information can be selected from locally stored information as target information, and when the projection instruction is received, a camera or a flash lamp of the intelligent terminal can be called, the target information is converted into a light signal form from an electric signal form, a light and shadow image of the target information is obtained, and the light and shadow image is projected through the camera or the flash lamp to complete projection of the information, so that the intelligent terminal can complete projection of the stored information without projection equipment, limitations of space and projection equipment are eliminated when the information is projected, and efficiency and portability of the information projection are improved.
Optionally, selecting target information to be projected from the locally stored information includes:
when a projection information selection instruction is received, displaying locally stored information;
from this locally stored information, target information to be projected is selected.
Optionally, projecting the target information through the called camera or flash, including:
converting the target information from an electric signal form to an optical signal form to obtain a shadow image of the target information;
and projecting the light and shadow image of the target information through the camera or the flash lamp.
Optionally, after the target information is projected through the called camera or flash, the method further includes:
when a projection focal length adjusting instruction is received, adjusting the projection focal length of the camera or the flash lamp; or,
when receiving a light and shadow intensity adjusting instruction, adjusting the light and shadow intensity of the camera or the flash lamp; or,
and when a resolution adjustment instruction is received, adjusting the projection resolution of the camera or the flash lamp.
All the above optional technical solutions can be combined arbitrarily to form optional embodiments of the present disclosure, and the embodiments of the present disclosure are not described in detail again.
Fig. 2 is a flow chart illustrating an information projection method according to an exemplary embodiment, referring to fig. 2, the method including:
in step 201, when the intelligent terminal receives a projection information selection instruction, locally stored information is displayed.
It should be noted that the projection information selection instruction is used to select projection information, the projection information selection instruction may be triggered by a user through a specified operation, and the specified operation may be a click operation, a slide operation, a voice operation, and the like, which is not specifically limited in this embodiment of the disclosure.
It should be further noted that the locally stored information is all information in the intelligent terminal, and the information may include text information, picture information, application information, and the like, which is not specifically limited in this embodiment of the disclosure.
Further, before the intelligent terminal receives the projection information selection instruction, the intelligent terminal may receive a projection application starting instruction and start the projection application based on the projection application starting instruction. That is, the intelligent terminal may receive the projection option selection instruction through the projection application program after the projection application program is started, or may receive the projection option selection instruction before the projection application program is started, which is not specifically limited in this embodiment of the present disclosure.
In step 202, the intelligent terminal selects target information to be projected from the locally stored information.
It should be noted that the target information may be any information in locally stored information, for example, the target information may be text information, picture information, application information, and the like, which is not specifically limited in this embodiment of the disclosure.
Further, after the intelligent terminal selects the target information to be projected, the target information can be identified to confirm the content of the target information.
The intelligent terminal may identify the target information in a scanning manner, or may identify the target information in other manners, which is not specifically limited in this disclosure.
It should be noted that, the operation of identifying the target information by the intelligent terminal in a scanning manner to confirm the specific content of the target information may refer to related technologies, which is not described in detail in this disclosure.
In step 203, when the intelligent terminal receives the projection instruction, a camera or a flash lamp of the intelligent terminal is called.
It should be noted that the projection instruction is used to project the target information, and the projection instruction may be triggered by a user through a specified operation, which is not specifically limited in this embodiment of the disclosure.
In addition, the intelligent terminal can send the target information to the camera or the flash lamp of the intelligent terminal so as to call the camera or the flash lamp of the intelligent terminal. Of course, the intelligent terminal may also call a camera or a flash lamp provided by the intelligent terminal in other ways, which is not specifically limited in this disclosure.
It should be further noted that, when the intelligent terminal starts a projection application, the projection instruction may be received based on the projection application, and after receiving the projection instruction, the target information is sent to the camera or the flash lamp through the projection application.
In step 204, the intelligent terminal projects the target information through the called camera or flash.
The intelligent terminal projects the target information through the called camera or flash lamp, and the operation of projecting the target information can be as follows: converting the target information from an electric signal form to an optical signal form to obtain a shadow image of the target information; and projecting the light and shadow image of the target information through the camera or the flash lamp.
It should be noted that, the intelligent terminal may convert the target information from an electrical signal to an optical signal through an optical system of the camera or the flash off lamp, or may convert the target information through other manners, which is not specifically limited in this embodiment of the disclosure.
In addition, since the intelligent terminal may recognize the specific content of the target information, the intelligent terminal may determine the type of the target information according to the specific content of the target information, and select different manners to convert the target information from the form of the electrical signal to the form of the optical signal according to different types of the target information, which is not specifically limited in this embodiment of the disclosure.
It should be noted that the intelligent terminal can select different modes to convert the target information from the form of the electrical signal to the form of the optical signal according to different types of the target information, so that the mode of signal conversion is targeted, and the efficiency of signal conversion is improved.
It should be further noted that, reference may be made to related technologies for the operation of the intelligent terminal converting the target information from the form of the electrical signal to the form of the optical signal, and details of the operation are not repeated in this disclosure.
Furthermore, after the intelligent terminal projects the target information through the called camera or flash lamp, when a projection focal length adjusting instruction is received, the intelligent terminal can adjust the projection focal length of the camera or flash lamp; or when receiving a light and shadow intensity adjusting instruction, adjusting the light and shadow intensity of the camera or the flash lamp; or when a resolution adjustment instruction is received, adjusting the projection resolution of the camera or the flash lamp.
It should be noted that the projection focal length adjustment instruction is used to adjust the projection focal length of the camera or the flash, and the projection focal length adjustment instruction may be triggered by a user through a specified operation, which is not specifically limited in this embodiment of the disclosure.
Similarly, the light and shadow intensity adjustment instruction is used to adjust the light and shadow intensity during the projection of the camera or the flash lamp, and the light and shadow intensity adjustment instruction may also be triggered by a user through a specified operation, which is not specifically limited in the embodiment of the present disclosure.
Similarly, the resolution adjustment instruction is used to adjust the resolution of the camera or the flash, and the resolution adjustment instruction may be triggered by a user through a specified operation, which is not specifically limited in this embodiment of the disclosure.
It should be noted that, by adjusting the focal length, the light and shadow intensity, the resolution and other attributes of the camera or the flash lamp, the size, the light and shadow intensity, the freshness and the like of a projection picture during projection can be improved, thereby bringing better sensory experience to a user.
It should be further noted that the intelligent terminal may receive not only the three adjustment instructions, but also other adjustment instructions, and make corresponding adjustments according to the received other adjustment instructions, which is not specifically limited in this embodiment of the disclosure.
In the embodiment of the disclosure, when receiving a projection option selection instruction, the intelligent terminal may select any stored information as target information, and identify the target information to confirm specific content of the target information. And then, when a projection instruction is received, the target information can be sent to a camera or a flash lamp of the intelligent terminal, the camera or the flash lamp can convert the target information from an electric signal form to an optical signal form through an optical system of the camera or the flash lamp, obtain a light and shadow image of the target information, and project the light and shadow image to complete information projection, so that the intelligent terminal can complete the projection of the stored information under the condition of no projection equipment, the limitation of space and projection equipment during information projection is eliminated, and the efficiency and the portability of information projection are improved.
Fig. 3A is a block diagram illustrating a structure of an information projection apparatus according to an exemplary embodiment. Referring to fig. 3A, the apparatus includes a selection module 301, a calling module 302, and a projection module 303.
A selection module 301, configured to select target information to be projected from locally stored information;
the calling module 302 is used for calling a camera or a flash lamp of the intelligent terminal when receiving the projection instruction;
and a projection module 303, configured to project the target information through the called camera or the called flash.
Optionally, referring to fig. 3B, the selecting module 301 includes:
a display unit 3011 for displaying locally stored information when receiving a projection information selection instruction;
a selecting unit 3012, configured to select target information to be projected from the locally stored information.
Optionally, referring to fig. 3C, the projection module 303 includes:
a conversion unit 3031, configured to convert the target information from an electrical signal to an optical signal to obtain a shadow image of the target information;
a projection unit 3032, configured to project a light and shadow image of the target information through the camera or the flash.
Optionally, the apparatus further comprises:
the first adjusting module is used for adjusting the projection focal length of the camera or the flash lamp when receiving a projection focal length adjusting instruction; or,
the second adjusting module is used for adjusting the light and shadow intensity of the camera or the flash lamp when receiving the light and shadow intensity adjusting instruction; or,
and the third adjusting module is used for adjusting the projection resolution of the camera or the flash lamp when receiving the resolution adjusting instruction.
In the embodiment of the disclosure, when receiving a projection option selection instruction, the intelligent terminal may select any stored information as target information, and identify the target information to confirm specific content of the target information. And then, when a projection instruction is received, the target information can be sent to a camera or a flash lamp of the intelligent terminal, the camera or the flash lamp can convert the target information from an electric signal form to an optical signal form through an optical system of the camera or the flash lamp, obtain a light and shadow image of the target information, and project the light and shadow image to complete information projection, so that the intelligent terminal can complete the projection of the stored information under the condition of no projection equipment, the limitation of space and projection equipment during information projection is eliminated, and the efficiency and the portability of information projection are improved.
With regard to the apparatus in the above-described embodiment, the specific manner in which each module performs the operation has been described in detail in the embodiment related to the method, and will not be elaborated here.
Fig. 4 is a block diagram illustrating an apparatus 400 for information projection, according to an example embodiment. For example, the apparatus 400 may be a mobile phone, a computer, a digital broadcast terminal, a messaging device, a game console, a tablet device, a medical device, an exercise device, a personal digital assistant, and the like.
Referring to fig. 4, the apparatus 400 may include one or more of the following components: processing components 402, memory 404, power components 406, multimedia components 408, audio components 410, input/output (I/O) interfaces 412, sensor components 414, and communication components 416.
The processing component 402 generally controls overall operation of the apparatus 400, such as operations associated with display, telephone calls, data communications, camera operations, and recording operations. The processing component 402 may include one or more processors 420 to execute instructions to perform all or a portion of the steps of the methods described above. Further, the processing component 402 can include one or more modules that facilitate interaction between the processing component 402 and other components. For example, the processing component 402 can include a multimedia module to facilitate interaction between the multimedia component 408 and the processing component 402.
The memory 404 is configured to store various types of data to support operations at the apparatus 400. Examples of such data include instructions for any application or method operating on the device 400, contact data, phonebook data, messages, pictures, videos, and so forth. The memory 404 may be implemented by any type or combination of volatile or non-volatile memory devices such as Static Random Access Memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic or optical disks.
Power supply components 406 provide power to the various components of device 400. The power components 406 may include a power management system, one or more power supplies, and other components associated with generating, managing, and distributing power supplies for the apparatus 400.
The multimedia component 408 includes a screen that provides an output interface between the device 400 and the user. In some embodiments, the screen may include a Liquid Crystal Display (LCD) and a Touch Panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive an input signal from a user. The touch panel includes one or more touch sensors to sense touch, slide, and gestures on the touch panel. The touch sensor may not only sense the boundary of a touch or slide action, but also detect the duration and pressure associated with the touch or slide operation. In some embodiments, the multimedia component 408 includes a front facing camera and/or a rear facing camera. The front camera and/or the rear camera may receive external multimedia data when the apparatus 400 is in an operation mode, such as a photographing mode or a video mode. Each front camera and rear camera may be a fixed optical lens system or have a focal length and optical zoom capability.
The audio component 410 is configured to output and/or input audio signals. For example, audio component 410 includes a Microphone (MIC) configured to receive external audio signals when apparatus 400 is in an operational mode, such as a call mode, a recording mode, and a voice recognition mode. The received audio signals may further be stored in the memory 404 or transmitted via the communication component 416. In some embodiments, audio component 410 also includes a speaker for outputting audio signals.
The I/O interface 412 provides an interface between the processing component 402 and peripheral interface modules, which may be keyboards, click wheels, buttons, etc. These buttons may include, but are not limited to: a home button, a volume button, a start button, and a lock button.
The sensor component 414 includes one or more sensors for providing various aspects of status assessment for the apparatus 400. For example, the sensor assembly 414 may detect an open/closed state of the apparatus 400, the relative positioning of the components, such as a display and keypad of the apparatus 400, the sensor assembly 414 may also detect a change in the position of the apparatus 400 or a component of the apparatus 400, the presence or absence of user contact with the apparatus 400, orientation or acceleration/deceleration of the apparatus 400, and a change in the temperature of the apparatus 400. The sensor assembly 414 may include a proximity sensor configured to detect the presence of a nearby object without any physical contact. The sensor assembly 414 may also include a light sensor, such as a CMOS or CCD image sensor, for use in imaging applications. In some embodiments, the sensor assembly 414 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.
The communication component 416 is configured to facilitate wired or wireless communication between the apparatus 400 and other devices. The apparatus 400 may access a wireless network based on a communication standard, such as WiFi, 2G or 3G, or a combination thereof. In an exemplary embodiment, the communication component 416 receives broadcast signals or broadcast related information from an external broadcast management system via a broadcast channel. In an exemplary embodiment, the communication component 416 further includes a Near Field Communication (NFC) module to facilitate short-range communications. For example, the NFC module may be implemented based on Radio Frequency Identification (RFID) technology, infrared data association (IrDA) technology, Ultra Wideband (UWB) technology, Bluetooth (BT) technology, and other technologies.
In an exemplary embodiment, the apparatus 400 may be implemented by one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processors (DSPs), Digital Signal Processing Devices (DSPDs), Programmable Logic Devices (PLDs), Field Programmable Gate Arrays (FPGAs), controllers, micro-controllers, microprocessors or other electronic components for performing the above-described methods.
In an exemplary embodiment, a non-transitory computer-readable storage medium comprising instructions, such as the memory 404 comprising instructions, executable by the processor 420 of the apparatus 400 to perform the above-described method is also provided. For example, the non-transitory computer readable storage medium may be a ROM, a Random Access Memory (RAM), a CD-ROM, a magnetic tape, a floppy disk, an optical data storage device, and the like.
A non-transitory computer readable storage medium having instructions therein, which when executed by a processor of a mobile terminal, enable the mobile terminal to perform an information projection method, the method comprising:
selecting target information to be projected from the locally stored information;
when a projection instruction is received, a camera or a flash lamp of the intelligent terminal is called;
and projecting the target information through the called camera or the called flash lamp.
Optionally, selecting target information to be projected from the locally stored information includes:
when a projection information selection instruction is received, displaying locally stored information;
from this locally stored information, target information to be projected is selected.
Optionally, projecting the target information through the called camera or flash, including:
converting the target information from an electric signal form to an optical signal form to obtain a shadow image of the target information;
and projecting the light and shadow image of the target information through the camera or the flash lamp.
Optionally, after the target information is projected through the called camera or flash, the method further includes:
when a projection focal length adjusting instruction is received, adjusting the projection focal length of the camera or the flash lamp; or,
when receiving a light and shadow intensity adjusting instruction, adjusting the light and shadow intensity of the camera or the flash lamp; or,
and when a resolution adjustment instruction is received, adjusting the projection resolution of the camera or the flash lamp.
In the embodiment of the disclosure, when the intelligent terminal receives a projection option selection instruction, any information can be selected from locally stored information as target information, and when the projection instruction is received, a camera or a flash lamp of the intelligent terminal can be called, the target information is converted into a light signal form from an electric signal form, a light and shadow image of the target information is obtained, and the light and shadow image is projected through the camera or the flash lamp to complete projection of the information, so that the intelligent terminal can complete projection of the stored information without projection equipment, limitations of space and projection equipment are eliminated when the information is projected, and efficiency and portability of the information projection are improved.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (9)
1. An information projection method, characterized in that the method comprises:
selecting target information to be projected from the locally stored information;
when a projection instruction is received, a camera or a flash lamp of the intelligent terminal is called;
and projecting the target information through the called camera or the called flash lamp.
2. The method of claim 1, wherein selecting the target information to be projected from the locally stored information comprises:
when a projection information selection instruction is received, displaying locally stored information;
and selecting target information to be projected from the locally stored information.
3. The method of claim 1, wherein the projecting the target information through the invoked camera or flash comprises:
converting the target information from an electric signal form to an optical signal form to obtain a light and shadow image of the target information;
and projecting the light and shadow image of the target information through the camera or the flash lamp.
4. The method of any one of claims 1-3, wherein after the projecting the target information by the invoked camera or flash, further comprising:
when a projection focal length adjusting instruction is received, adjusting the projection focal length of the camera or the flash lamp; or,
when a light and shadow intensity adjusting instruction is received, adjusting the light and shadow intensity of the camera or the flash lamp; or,
and when a resolution adjustment instruction is received, adjusting the projection resolution of the camera or the flash lamp.
5. An information projection apparatus, characterized in that the apparatus comprises:
the selection module is used for selecting target information to be projected from the locally stored information;
the calling module is used for calling a camera or a flash lamp of the intelligent terminal when receiving the projection instruction;
and the projection module is used for projecting the target information through the called camera or the called flash lamp.
6. The apparatus of claim 5, wherein the selection module comprises:
the display unit is used for displaying the locally stored information when receiving the projection information selection instruction;
and the selection unit is used for selecting target information to be projected from the locally stored information.
7. The apparatus of claim 5, wherein the projection module comprises:
the conversion unit is used for converting the target information from an electric signal form to an optical signal form to obtain a shadow image of the target information;
and the projection unit is used for projecting the light and shadow image of the target information through the camera or the flash lamp.
8. The apparatus of any of claims 5-7, wherein the apparatus further comprises:
the first adjusting module is used for adjusting the projection focal length of the camera or the flash lamp when receiving a projection focal length adjusting instruction; or,
the second adjusting module is used for adjusting the light and shadow intensity of the camera or the flash lamp when receiving a light and shadow intensity adjusting instruction; or,
and the third adjusting module is used for adjusting the projection resolution of the camera or the flash lamp when a resolution adjusting instruction is received.
9. An information projection apparatus, characterized in that the apparatus comprises:
a processor;
a memory for storing processor-executable instructions;
wherein the processor is configured to:
selecting target information to be projected from the locally stored information;
when a projection instruction is received, a camera or a flash lamp of the intelligent terminal is called;
and projecting the target information through the called camera or the called flash lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610757596.9A CN106375744B (en) | 2016-08-29 | 2016-08-29 | Information projecting method and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114079807A (en) * | 2020-08-11 | 2022-02-22 | 深圳市万普拉斯科技有限公司 | Projection method, projection device, mobile equipment and storage medium |
| CN115719573A (en) * | 2022-11-23 | 2023-02-28 | 德施曼机电（中国）有限公司 | Advertisement putting method and device based on intelligent lock and intelligent lock |
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| CN115719573A (en) * | 2022-11-23 | 2023-02-28 | 德施曼机电（中国）有限公司 | Advertisement putting method and device based on intelligent lock and intelligent lock |
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| CN106375744B (en) | 2018-12-18 |
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