CN113660412B - External Bluetooth flash lamp system of intelligent camera adopting double Bluetooth - Google Patents
External Bluetooth flash lamp system of intelligent camera adopting double Bluetooth Download PDFInfo
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- CN113660412B CN113660412B CN202110767486.1A CN202110767486A CN113660412B CN 113660412 B CN113660412 B CN 113660412B CN 202110767486 A CN202110767486 A CN 202110767486A CN 113660412 B CN113660412 B CN 113660412B
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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
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
- G03B15/03—Combinations of cameras with lighting apparatus; Flash units
- G03B15/05—Combinations of cameras with electronic flash apparatus; Electronic flash units
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B30/00—Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
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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
- H04N23/62—Control of parameters via user interfaces
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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
- H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Human Computer Interaction (AREA)
- Stroboscope Apparatuses (AREA)
Abstract
The invention belongs to the field of Bluetooth flash lamps, and particularly relates to an external Bluetooth flash lamp system of an intelligent camera adopting double Bluetooth, which is characterized by comprising an external Bluetooth flash lamp, a flash lamp APP and a native camera APP, wherein the native camera APP and the flash lamp APP are in an operating state at the same time; the external Bluetooth flash lamp is provided with a Bluetooth chip 1, a Bluetooth chip 2 and an LED lamp driver for driving an LED lamp, the flash lamp APP is connected with the Bluetooth chip 1, and the Bluetooth chip 1 is connected with the LED lamp driver, so that the flash lamp APP controls the LED lamp driver through the Bluetooth chip 1; native camera APP is connected with bluetooth chip 2 to make external bluetooth flash light pass through native camera APP of bluetooth chip 2 control and shoot/record. According to the invention, the external Bluetooth flash lamp can be called when the native camera APP and the flash lamp APP are in the running state at the same time through the arrangement that the Bluetooth chip 1 and the Bluetooth chip 2 are respectively connected with the flash lamp APP and the native camera APP.
Description
Technical Field
The invention belongs to the field of Bluetooth flash lamps, and particularly relates to an external Bluetooth flash lamp system of an intelligent camera adopting double Bluetooth.
Background
The intelligent mobile terminal (such as an intelligent mobile phone and an intelligent tablet of systems such as an android system and an apple system) is referred to as an intelligent machine hereinafter. Most of intelligent machines in the market at present are integrated with camera APP, like this kind of intelligent machine from the camera APP who takes, the primitive camera APP of following for short. The primary camera APP generally has the function of the LED flash lamp, but is limited by the influences of the size, the appearance, the number of the LED lamp beads and other factors, the brightness and the photographing effect of the flash lamp are not good, and therefore the external wireless Bluetooth flash lamp is configured for the intelligent machine and is quite necessary.
Market state of external bluetooth flash light at present:
1. there is some external bluetooth flash light providers, and oneself development has the camera APP of external bluetooth flash light function, when pressing the button of shooing, sends the bluetooth instruction of opening the flash light to external bluetooth flash light to it is synchronous with the shutter to realize flashing. Although the external bluetooth flash can implement the bluetooth flash function, the performance of the camera APP in terms of algorithms in terms of focusing/smart exposure/red eye prevention/scene mode/beauty and the like is far lower than that of the native camera APP. Although the flash of light is strengthened, the performance and the function of the original camera APP are sacrificed, and the function and the performance of the original camera APP are difficult to be synchronously upgraded, and in addition, the brand models of the intelligent machines are numerous, and the performance of one APP is difficult to be matched with the camera functions of all intelligent machine manufacturers.
2. Also some smart machine manufacturers have developed external bluetooth flash light to the primary camera APP of several smart machine models, and this kind of mode is better, has both increased external bluetooth flash light, has kept all performances of primary camera APP again. However, the external Bluetooth flash lamp can only be matched with the external Bluetooth flash lamp with the specified brand and model, belongs to monopoly products, and is not high in cost performance. But also only applicable to a few models of intelligent machines.
Generally speaking, the external bluetooth flash light on the market can only be used with the camera APP that this factory provided. Native camera APP can only be used with the external Bluetooth flash lamp of the appointed brand model of the former factory of intelligent machine, the external Bluetooth flash lamp of the third party of the non-appointed brand model can not be used with native camera APP, and only the camera APP developed by the matched factory can be used. The camera APP developed by the flash factory and the native camera APP of the smart machine have certain differences in functions and performances.
Disclosure of Invention
In order to solve the above problems, a primary object of the present invention is to provide an external bluetooth flash lamp system of a dual-bluetooth smart camera, which can implement simultaneous operation of a flash lamp APP and a native camera APP, and the flash lamp APP and the native camera APP can be adapted to smart machines of various styles and brands.
The invention also aims to provide an external Bluetooth flash lamp system of the intelligent camera adopting double Bluetooth, which is characterized in that a suspension window of a flash lamp APP is superposed on an operation window of a native camera APP to operate, so that the external Bluetooth flash lamp can be conveniently controlled, and the native camera APP can be conveniently operated to work.
In order to achieve the above object, the present invention has the following technical means.
An external Bluetooth flash lamp system of an intelligent camera adopting double Bluetooth is characterized by comprising an external Bluetooth flash lamp, a flash lamp APP and a native camera APP, wherein the native camera APP and the flash lamp APP are in an operating state simultaneously; the external Bluetooth flash lamp is provided with a Bluetooth chip 1, a Bluetooth chip 2 and an LED lamp driver for driving an LED lamp, the flash lamp APP is connected with the Bluetooth chip 1, and the Bluetooth chip 1 is connected with the LED lamp driver, so that the flash lamp APP controls the LED lamp driver through the Bluetooth chip 1; native camera APP is connected with bluetooth chip 2 to make external bluetooth flash light shoot/record through the native camera APP of 2 control of bluetooth chip. According to the invention, the external Bluetooth flash lamp can be called when the native camera APP and the flash lamp APP are in the running state at the same time through the arrangement that the Bluetooth chip 1 and the Bluetooth chip 2 are respectively connected with the flash lamp APP and the native camera APP. And when the native camera APP that the producer that adopts the intelligent machine provided shoots the operation, no matter from functional or performance, no matter be the intelligent exposure algorithm of automatic adaptation environment when shooing, still intelligent processing photo's algorithm, can both keep the optimum effect of former factory design, also need not go additionally to carry out camera APP version maintenance, can keep the camera APP function and the performance of latest version at any time. And, in this system, the use of flash light APP can not be influenced to the version and the renewal of primary camera APP on the intelligent machine, also can not influence the connection of bluetooth chip 2 and primary camera APP, that is to say, this system can the intelligent machine of multiple style of adaptation, brand, also can avoid because the cost that real-time update flash light APP produced.
Furthermore, the original camera APP operates in a foreground main window mode, and the flash lamp APP operates in a background floating window mode.
The method comprises the following steps that a flash APP of a third party and a native camera APP of an intelligent machine are operated in parallel in a floating window mode, although two APPs are operated simultaneously, the floating window of a flash lamp APP is operated on an operation window of the overlaid native camera APP, when an external Bluetooth flash lamp is operated, the floating window of the flash lamp APP is opened, and the method can be as convenient as a camera APP with the function of the external Bluetooth flash lamp which is developed by the user; and when shooing, can work through directly controlling native camera APP.
Further, bluetooth chip 1 adopts self-defined bluetooth communication protocol and flash light APP to be connected communication for the LED lamp drive of external bluetooth flash light is controlled to flash light APP.
Further, flash light APP sends 1 control command for bluetooth chip and is used for controlling the LED lamp drive, control command's content is including adjusting luminance/colour temperature/exposure/switch/mode switching.
Further, the bluetooth chip 2 is initialized to a bluetooth HID standard device and is integrated with an HID Consumer Control device or an HID Keyboard device, and when the native camera APP is in a foreground operating state, the bluetooth chip 2 may send an HID input report defined during initialization to start the native camera APP to perform photographing.
Further, the bluetooth chip 2 integrates a volume plus and volume minus HID input report of the HID Consumer Control device, and when the native camera APP is in a foreground operation state, the bluetooth chip 2 may send the defined volume plus or volume minus HID input report during initialization to start the native camera APP to perform photographing.
Further, when the native camera APP is in the foreground operating state, the bluetooth chip 2 may send an Enter key HID input report defined during initialization to start the native camera APP to take a picture.
Further, the bluetooth chip 1 and the bluetooth chip 2 are connected by a serial port in a wired manner; the content of control command is still including flash of light and shoot, the instruction that flash of light was shot opens the LED lamp through 1 control LED lamp drive of bluetooth chip, sends the instruction that flash of light was shot to bluetooth chip 2 by passing through bluetooth chip 1 again, is shot by the native camera APP execution of bluetooth chip 2 control. In the above description, the LED lamp is driven to turn on, and then the native camera APP is controlled to take a picture. Adopt external bluetooth flash light to shoot and have the synchronous problem of an external flash of light and camera shutter, because the native camera APP of present intelligent machine has all done intelligent exposure algorithm, before the shutter action promptly, can detect the luminance of environment earlier and control the shutter time intelligently and control the exposure degree, if it needs to open the camera flash of light to detect, or set up and open the camera flash of light by force, native camera APP still can open the reflection luminance of flash of light test environment to the flash of light earlier low-luminance, in other words, the shutter time of native camera APP can be changed along with environmental change, consequently, external bluetooth flash light wants to realize through the mode of time delay that flash of light and shutter are synchronous almost impossible. This technical scheme is through when starting camera APP and shooing, will open the flash light earlier, when waiting the whole process of shooing to end, closes the flash light. The lighting state maintaining time of the external Bluetooth flash lamp covers the whole photographing process, and from the start of photographing, the photographing environment is intelligently tested before the shutter acts, then the shutter acts to expose, and the flash lamp is in the lighting state. The method for prolonging the flash time not only possibly keeps the effect of an APP intelligent exposure algorithm of the camera, but also can realize flash superposition of a flash lamp and an external Bluetooth flash lamp of the camera, improve the condition of insufficient flash brightness to the maximum extent, and be suitable for almost all intelligent machine brands and models.
Furthermore, the external Bluetooth flash lamp is also connected with a sub-flash lamp, and the external Bluetooth flash lamp drives the sub-flash lamp to flash synchronously through wireless radio frequency.
Further, a button is arranged on the external Bluetooth flash lamp and connected with the Bluetooth chip 1; the button directly sends an instruction to the Bluetooth chip 1, and the instruction of the button comprises brightness/color temperature/exposure/switch/mode switching so as to control the LED lamp to drive through the Bluetooth chip 1 and further correspondingly control the LED lamp; the instruction of button is still including flashing light and shooing, the instruction of flashing light and shooing opens the LED lamp through 1 control LED lamp drive of bluetooth chip, sends the instruction of flashing light and shooing to bluetooth chip 2 by through bluetooth chip 1 again, is shot by the native camera APP execution of bluetooth chip 2 control. The number of keys may be more than one. The keys respectively control brightness, color temperature, exposure, switch, mode switching and flash shooting.
The invention has the beneficial effects that through the arrangement that the Bluetooth chip 1 and the Bluetooth chip 2 are respectively connected with the flash lamp APP and the native camera APP, the external Bluetooth flash lamp can be called when the native camera APP and the flash lamp APP are in the running state at the same time. And when the native camera APP that the producer that adopts the intelligent machine provided shoots the operation, no matter from functional or performance, no matter be the intelligent exposure algorithm of automatic adaptation environment when shooing, still intelligent processing photo's algorithm, can both keep the optimum effect of former factory design, also need not go additionally to carry out camera APP version maintenance, can keep the camera APP function and the performance of latest version at any time. And, in this system, the use of flash light APP can not be influenced to native camera APP's on the smart machine version and update thereof, also can not influence bluetooth chip 2 and native camera APP's being connected, that is to say, this system can the multiple style of adaptation, the smart machine of brand, also can avoid because the cost that produces of real-time update flash light APP.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention.
Fig. 2 is a flow chart of the present invention for operating a floating flash APP window to perform flash photography.
FIG. 3 is a flow chart of the present invention for operating a floating window of a flash APP to perform setting of brightness/color temperature/mode/switch of an LED lamp on an external Bluetooth flash.
FIG. 4 is a flow chart of flash photography executed by operating the button of the flash photography instruction of the external Bluetooth flash lamp according to the present invention.
FIG. 5 is a hardware block diagram of the external Bluetooth flash of the present invention.
FIG. 6 is a block diagram of the flash APP startup logic of the present invention.
FIG. 7 is a logic block diagram of a strobe APP floating window touch screen event in accordance with the present invention.
FIG. 8 is a logic diagram of the flash Bluetooth chip 1 button event according to the present invention.
Fig. 9 is a logic block diagram of communication events of the flash bluetooth chip 1 of the present invention.
FIG. 10 is a logic block diagram of the flash Bluetooth chip 2 serial interface event of the present invention.
Fig. 11 is a logic block diagram for initializing the flash bluetooth module 1 according to the present invention.
Fig. 12 is a logic block diagram for initializing the flash bluetooth module 2 according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
An external Bluetooth flash lamp system of an intelligent camera adopting double Bluetooth is characterized by comprising an external Bluetooth flash lamp, a flash lamp APP and a native camera APP; the external Bluetooth flash lamp is provided with a Bluetooth chip 1, a Bluetooth chip 2 and an LED lamp driver for driving an LED lamp, the flash lamp APP is connected with the Bluetooth chip 1, and the Bluetooth chip 1 is connected with the LED lamp driver, so that the flash lamp APP controls the LED lamp driver through the Bluetooth chip 1; native camera APP is connected with bluetooth chip 2 to make external bluetooth flash light pass through native camera APP of bluetooth chip 2 control and shoot/record. The external Bluetooth flash lamp is provided with an LED lamp.
Here, the bluetooth protocol and the bluetooth HID protocol are briefly explained. The prior art temporarily separates bluetooth communication into an underlying protocol and an application layer protocol. The bluetooth bottom layer protocol comprises the processing of a bluetooth physical layer, a data link layer, a network layer and a transmission layer, and the bluetooth bottom layer protocol is integrated in a common bluetooth chip. In addition, the bluetooth application layer protocol is independent because when a bluetooth chip is adopted to develop a product, only the bluetooth application layer protocol is generally developed.
The bluetooth application layer protocol contains many protocol specifications, and The Human Interface Device (bluetooth HID protocol) is a very specific protocol in The bluetooth application layer protocol, which defines The protocol, features and usage procedures of bluetooth in The Human Interface Device. Typical applications are HID bluetooth mouse, HID bluetooth keyboard, and HID bluetooth gamepad, among others. At present, most of the known operating systems integrate the standard protocol of the bluetooth HID, for example, the known operating systems such as windows, lunix, android and ios integrate the standard protocol of the bluetooth HID. Therefore, the devices supporting the HID standard protocol, such as an HID Bluetooth mouse, an HID Bluetooth keyboard and the like, can be directly called to complete keyboard input and mouse input as long as the drivers are not required to be installed in all the application programs after the devices are added into an operating system.
Compared with a bluetooth application layer protocol (hereinafter referred to as a bluetooth custom protocol) which is custom in an application program APP, the bluetooth HID protocol has a great difference that most of famous operating systems integrate the standard protocol of the bluetooth HID, so that the bluetooth HID device which adopts the bluetooth HID protocol for communication is a device based on the operating system, any APP runs in the operating system, and the bluetooth HID device can be called as long as the APP is in a foreground running state. If the APP and the bluetooth device communicate by using a customized bluetooth application layer protocol, more like an application program-based device, the APP can exclusively call the bluetooth device, and even if the APP is in a background running state, other devices cannot call the bluetooth device any more unless the APP exits from running and is disconnected from the bluetooth device. Therefore, the two Bluetooth chips are respectively connected with the native camera APP and the flash lamp APP, so that the two Bluetooth chips can call the external Bluetooth flash lamp.
Further, native camera APP is in the running state with flash light APP simultaneously to native camera APP moves with the mode of foreground main window, and flash light APP moves with the form of background suspension window.
Further, bluetooth chip 1 adopts self-defined bluetooth communication protocol and flash light APP to be connected communication for the LED lamp drive of external bluetooth flash light is controlled to flash light APP.
Further, flash light APP sends 1 control command for bluetooth chip and is used for controlling the LED lamp drive, control command's content is including adjusting luminance/colour temperature/exposure/switch/mode switching. The flash lamp APP is provided with a virtual button corresponding to brightness/color temperature/exposure/switch/mode switching.
Further, the bluetooth chip 2 is initialized to a bluetooth HID standard device and is integrated with an HID Consumer Control device or an HID Keyboard device, and when the native camera APP is in a foreground operating state, the bluetooth chip 2 may send an HID input report defined during initialization to start the native camera APP to perform photographing.
Further, the bluetooth chip 2 integrates a volume plus and volume minus HID input report of the HID Consumer Control device, and when the native camera APP is in a foreground operation state, the bluetooth chip 2 may send the defined volume plus or volume minus HID input report during initialization to start the native camera APP to perform photographing.
Further, when the native camera APP is in a foreground running state, the bluetooth chip 2 may send an Enter key HID input report defined during initialization to start the native camera APP to take a picture.
Further, the Bluetooth chip 1 and the Bluetooth chip 2 are connected through a serial port in a wired manner; the content of control command is still including flash of light and shoot, the instruction that flash of light was shot opens the LED lamp through 1 control LED lamp drive of bluetooth chip, sends the instruction that flash of light was shot to bluetooth chip 2 by passing through bluetooth chip 1 again, is shot by the native camera APP execution of bluetooth chip 2 control. The flash lamp APP is provided with a virtual button corresponding to flash shooting.
Furthermore, the external Bluetooth flash lamp is also connected with a sub-flash lamp, and the external Bluetooth flash lamp drives the sub-flash lamp to flash synchronously through wireless radio frequency.
Further, a button is arranged on the external Bluetooth flash lamp and connected with the Bluetooth chip 1; the button directly sends an instruction to the Bluetooth chip 1, and the instruction of the button comprises brightness/color temperature/exposure/switch/mode switching so as to control the LED lamp to drive through the Bluetooth chip 1 and further correspondingly control the LED lamp; the instruction of button is still including flashing light and shooing, the instruction of flashing light and shooing opens the LED lamp through 1 control LED lamp drive of bluetooth chip, sends the instruction of flashing light and shooing to bluetooth chip 2 by through bluetooth chip 1 again, is shot by the native camera APP execution of bluetooth chip 2 control.
In the invention, regarding the hardware of the external Bluetooth flash lamp, the CPU is not limited to the CPU with a Bluetooth chip or a singlechip of a certain type, the Bluetooth chip is not limited to a specific type, and the driving of the LED lamp is not limited to a specific chip.
Referring to fig. 2, a flow chart for performing flash photography for operating the flash APP floating window:
the method comprises the steps that a user clicks a floating window of a flash lamp APP, the flash lamp APP enters a foreground to operate, after the user clicks a flash photographing virtual button on the flash APP, the flash APP generates a flash photographing starting communication frame, the flash photographing instruction communication frame is sent to a Bluetooth chip 1, then the flash lamp APP operates in a background instantly, and the floating window state is entered;
after receiving the flash lamp photographing instruction communication frame, the Bluetooth chip 1 executes time delay driving of the LED lamp on the external Bluetooth flash lamp to highlight and output flash, so as to be matched with the photographing action of the original camera APP, and simultaneously forwards a photographing instruction to the chip 2 through the serial port; bluetooth chip 2 generates HID volume + or volume-control input report (HID input report) to send it to native camera APP, take a picture with native camera APP control smart machine, when native camera APP control smart machine took a picture, still control the flash light of smart machine self and flash of light.
Referring to fig. 3, a flow chart for setting the brightness/color temperature/mode/switch of the LED lamp on the external bluetooth flash lamp is executed for operating the floating window of the flash lamp APP:
the method comprises the steps that a user clicks a floating window of a flash lamp APP, the flash lamp APP enters a foreground to operate, after the user clicks a virtual button on the flash lamp APP for correspondingly adjusting brightness, color temperature, exposure, on-off/mode switching, the flash lamp APP generates a communication frame corresponding to function setting, the communication frame corresponding to the function setting is sent to a Bluetooth chip 1, and then the flash lamp APP can operate in the background and enter a floating window state;
the Bluetooth chip 1 receives the communication frame set by the corresponding function, and correspondingly modifies the state parameters of the LED lamp on the external Bluetooth flash lamp according to the operation instruction of the communication frame.
Referring to fig. 4, a flowchart of flash photography performed for a button of a flash photography command for operating an external bluetooth flash lamp is shown:
the user presses a button of a flash photographing instruction of the external Bluetooth flash lamp, after the Bluetooth chip 1 receives the flash photographing instruction of the button, the Bluetooth chip executes time delay to drive an LED lamp on the external Bluetooth flash lamp to highlight and output flash, so that photographing action of the original camera APP is matched, and meanwhile, a photographing instruction is forwarded to the chip 2 through the serial port; bluetooth chip 2 generates HID volume + or volume-control input report (HID input report) to send it to native camera APP, take a picture with native camera APP control smart machine, when native camera APP control smart machine took a picture, still control the flash light of smart machine self and flash of light.
Referring to fig. 5, a hardware frame diagram of the external bluetooth flash lamp is shown.
Referring to fig. 6, a logic block diagram for starting the flash APP:
the method comprises the steps that a flash lamp APP inquires whether an intelligent machine is connected with an external Bluetooth flash lamp device or not, a background floating window interface is detected and a touch event is processed after connection is confirmed, and then the process is finished. And when connection is not inquired, prompting that the external Bluetooth flash equipment is not found, and then ending the process.
Referring to fig. 7, a logic diagram of a flash lamp APP floating window touch screen event:
the method comprises the steps that whether a touch event exists or not is detected by a flash lamp APP, the touch event enters a foreground to operate, a control instruction of corresponding external Bluetooth flash lamp equipment is generated and sent according to a touched area (namely a virtual button of the flash lamp APP), then a background floating window operates, and the process is finished. When no touch event is detected, the flow is directly ended.
Referring to fig. 8, it is a logic diagram of the flash bluetooth chip 1 button event.
The external Bluetooth flash lamp device detects whether a button event occurs, and if the button event does not occur, the process is ended; if yes, judging the operation of the button; when the operation is flash shooting, sending a shooting starting command to the Bluetooth chip 2 through the serial port, simultaneously delaying for a short time to highlight and drive the LED lamp, and then ending the process; when the operation is color temperature, brightness and the like, the brightness value and the color temperature value of the LED lamp on the external Bluetooth flash lamp are adjusted, and then the process is ended.
Referring to fig. 9, a logic diagram of a communication event of the flash bluetooth chip 1 is shown:
the external Bluetooth flash lamp device detects a Bluetooth communication event, and if a Bluetooth communication frame is not received (namely a flash lamp APP sends a control instruction to the Bluetooth chip 1, and the flash lamp APP sends the control instruction to the Bluetooth chip 1 and all the control instructions are sent in the form of the communication frame), the process is ended; if the operation instruction (control instruction) of the external Bluetooth flash lamp is received, judging whether the operation instruction is an operation instruction (control instruction) of the external Bluetooth flash lamp, if not, ending, and if so, continuously judging whether the operation instruction is an instruction of flash photography or operation instructions of color temperature, brightness and the like; if the command is a flash photographing command, sending a photographing starting command to the Bluetooth chip 2 through the serial port, simultaneously delaying for a short time and highlighting to drive the LED lamp, and then ending the process; if the operation instruction is color temperature, brightness and the like, the brightness value and the color temperature value of the LED lamp on the external Bluetooth flash lamp are adjusted, and then the process is ended.
The invention has the beneficial effects that through the arrangement that the Bluetooth chip 1 and the Bluetooth chip 2 are respectively connected with the flash lamp APP and the native camera APP, the external Bluetooth flash lamp can be called when the native camera APP and the flash lamp APP are in the running state at the same time. And when the native camera APP that the producer that adopts the intelligent machine provided shoots the operation, no matter from functional or performance, no matter be the intelligent exposure algorithm of automatic adaptation environment when shooing, still intelligent processing photo's algorithm, can both keep the optimum effect of former factory design, also need not go additionally to carry out camera APP version maintenance, can keep the camera APP function and the performance of latest version at any time. And, in this system, the use of flash light APP can not be influenced to native camera APP's on the smart machine version and update thereof, also can not influence bluetooth chip 2 and native camera APP's being connected, that is to say, this system can the multiple style of adaptation, the smart machine of brand, also can avoid because the cost that produces of real-time update flash light APP.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (4)
1. An external Bluetooth flash lamp system of an intelligent camera adopting double Bluetooth is characterized by comprising an external Bluetooth flash lamp, a flash lamp APP and a native camera APP, wherein the native camera APP and the flash lamp APP are in an operating state simultaneously; the external Bluetooth flash lamp is provided with a Bluetooth chip 1, a Bluetooth chip 2 and an LED lamp driver for driving the LED lamp, the flash lamp APP is connected with the Bluetooth chip 1, and the Bluetooth chip 1 is connected with the LED lamp driver, so that the flash lamp APP controls the LED lamp driver through the Bluetooth chip 1; the native camera APP is connected with the Bluetooth chip 2, so that the external Bluetooth flash lamp controls the native camera APP to take/record pictures through the Bluetooth chip 2;
the native camera APP operates in a foreground main window mode, and the flash lamp APP operates in a background floating window mode;
the Bluetooth chip 1 is connected and communicated with a flash lamp APP by adopting a self-defined Bluetooth communication protocol and is used for controlling the LED lamp drive of an external Bluetooth flash lamp by the flash lamp APP;
the flashlight APP sends a control instruction to the Bluetooth chip 1 to control the LED lamp driving, and the content of the control instruction comprises brightness adjustment, color temperature, exposure, on-off and mode switching;
the Bluetooth chip 2 is initialized to be a Bluetooth HID standard device and integrates an HID Consumer Control device or an HID Keyboard device, and when the native camera APP is in a foreground running state, the Bluetooth chip 2 can send an HID input report which is defined during initialization to start the native camera APP to take a picture;
the Bluetooth chip 2 integrates a volume plus and volume minus HID input report of the HID Consumer Control device, and when the native camera APP is in a foreground running state, the Bluetooth chip 2 can send the defined volume plus or volume minus HID input report during initialization to start the native camera APP to take a picture; or, the bluetooth chip 2 integrates the Enter key HID input report of the HID Keyboard, and when the native camera APP is in the foreground running state, the bluetooth chip 2 may send the Enter key HID input report defined during initialization to start the native camera APP to take a picture.
2. The external Bluetooth flash lamp system of a smart camera adopting dual Bluetooth as claimed in claim 1, wherein the Bluetooth chip 1 and the Bluetooth chip 2 are connected by wire through serial ports; the content of control command is still including flash of light and shoot, the instruction that flash of light was shot opens the LED lamp through 1 control LED lamp drive of bluetooth chip, sends the instruction that flash of light was shot to bluetooth chip 2 by passing through bluetooth chip 1 again, is shot by the native camera APP execution of bluetooth chip 2 control.
3. The external Bluetooth flash lamp system of an intelligent camera using double Bluetooth as claimed in claim 1, wherein the external Bluetooth flash lamp is further connected with a sub-flash lamp, and the sub-flash lamp is driven by the external Bluetooth flash lamp through wireless radio frequency to flash synchronously.
4. The external Bluetooth flash lamp system of the smart camera adopting double Bluetooth as claimed in claim 2, wherein the external Bluetooth flash lamp is further provided with a key, and the key is connected with the Bluetooth chip 1; the button directly sends an instruction to the Bluetooth chip 1, and the instruction of the button comprises brightness/color temperature/exposure/on-off/mode switching so as to control the LED lamp to drive through the Bluetooth chip 1 and further correspondingly control the LED lamp; the instruction of button is still including flashing light and shooing, the instruction of flashing light and shooing opens the LED lamp through 1 control LED lamp drive of bluetooth chip, sends the instruction of flashing light and shooing to bluetooth chip 2 by through bluetooth chip 1 again, is shot by the native camera APP execution of bluetooth chip 2 control.
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