TW201603573A - Flash controlling system and method thereof - Google Patents
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Abstract
Description
下列敘述是有關於一種閃光燈的控制系統及其方法,尤其是關於一種在行動裝置上進行影像擷取時的閃光燈控制系統及其方法。The following description relates to a flash control system and method thereof, and more particularly to a flash control system and method thereof for image capture on a mobile device.
攝影用品除了相機及鏡頭之外,最重要的就非閃光燈莫屬,雖然相機本身都已內建閃光燈,但職業攝影師利用相機拍攝時,常會使用一外接閃光燈產生另一較佳之參考光源,再配合相機進行同步拍攝,使拍出來的影像可減少形成陰影之區塊。然而利用此種外接閃光燈的缺點在於其價格不菲,且可能有攜帶不便之問題。In addition to cameras and lenses, the most important thing is not the flash. Although the camera itself has a built-in flash, professional photographers often use an external flash to produce another preferred reference source when shooting with the camera. Synchronous shooting with the camera, so that the captured image can reduce the block forming the shadow. However, the disadvantage of using such an external flash is that it is expensive and may be inconvenient to carry.
而另一種最常使用的攝影裝置便是智慧型手機,由於鏡頭模組微小化的技術漸趨成熟,智慧型手機的鏡頭模組可直接對一外部環境進行高畫素的影像擷取。然而,由於智慧型手機均透過內建之閃光燈以進行攝影,故無法減少影像中形成陰影之區塊。The other most commonly used photographic device is a smart phone. Due to the maturity of the lens module miniaturization, the lens module of the smart phone can directly capture high-definition images from an external environment. However, since smart phones use the built-in flash for photography, it is impossible to reduce the shadow blocks in the image.
因此,目前急迫需要的是一種可解決以上問題的閃光燈控制系統及其方法。Therefore, what is urgently needed is a flash control system and a method thereof that can solve the above problems.
有鑑於上述習知之問題,本發明係提供一種閃光燈控制系統及其方法,能夠簡省使用攝影裝置時之成本。In view of the above-mentioned problems, the present invention provides a flash control system and a method thereof, which can simplify the cost of using a photographing apparatus.
有鑑於上述習知之問題,本發明係提供一種閃光燈控制系統及其方法,能夠在使用行動裝置進行擷取影像時,有效減少影像中形成陰影之區塊。In view of the above-mentioned problems, the present invention provides a flash control system and a method thereof, which are capable of effectively reducing a shadow-forming block in an image when capturing images using a mobile device.
基於上述目的,本發明係提供一種閃光燈控制方法,其適用於一行動裝置與一相機,行動裝置包含一主傳輸單元、一影像擷取程式、一主 鏡頭 模組以及一主閃光燈,相機包含一附屬傳輸單元、一附屬處理單元以及一附屬閃光燈,閃光燈控制方法包含包含下列步驟:執行影像擷取程式以產生控制指令;由主傳輸單元傳送控制指令至附屬傳輸單元;由附屬處理單元根據控制指令以啟動附屬閃光燈進行打光,以產生附屬參考光源;啟動主閃光燈進行打光以產生主參考光源;最後,提供主參考光源及附屬參考光源,使主鏡頭模組擷取外部環境之外部影像。Based on the above objective, the present invention provides a flash control method for a mobile device and a camera. The mobile device includes a main transmission unit, an image capture program, a main lens module, and a main flash. The camera includes a An auxiliary transmission unit, an auxiliary processing unit and an auxiliary flash, the flash control method comprises the steps of: executing an image capture program to generate a control command; transmitting a control command to the auxiliary transmission unit by the main transmission unit; and controlling the instruction by the auxiliary processing unit The auxiliary flash is activated to generate an auxiliary reference light source; the main flash is activated to generate a main reference light source; finally, the main reference light source and the auxiliary reference light source are provided, so that the main lens module captures an external image of the external environment.
較佳地,本發明之閃光燈控制方法更包含執行一校正程序,以計算控制指令由主傳輸單元傳送至附屬傳輸單元之時間差。Preferably, the flash control method of the present invention further comprises performing a correction procedure to calculate a time difference between the transfer of the control command from the primary transmission unit to the secondary transmission unit.
較佳地,影像擷取程式依據時間差以控制主閃光燈之打光時間,使得主閃光燈與附屬閃光燈同時打光。Preferably, the image capturing program controls the lighting time of the main flash according to the time difference, so that the main flash and the auxiliary flash are simultaneously illuminated.
較佳地,控制指令包含一打閃強度值或一色溫值。Preferably, the control command includes a flash intensity value or a color temperature value.
較佳地,控制指令係透過傳輸控制協定(TCP/IP, Transmission Control Protocol / Internet Protocol )傳送至附屬傳輸單元。Preferably, the control command is transmitted to the attached transmission unit through a Transmission Control Protocol (TCP/IP).
基於上述目的,本發明再提供一種閃光燈控制系統,其包含行動裝置以及相機。行動裝置包含主閃光燈、主鏡頭模組、影像擷取程式以及主傳輸單元。主鏡頭模組用以擷取外部之外部影像。影像擷取程式用以產生控制指令、啟動主閃光燈進行打光以產生主參考光源或控制主鏡頭模組進行影像擷取。主傳輸單元用以傳送控制指令。相機包含附屬閃光燈、附屬傳輸單元以及附屬處理單元。附屬傳輸單元用以接收控制指令。附屬處理單元根據控制指令啟動附屬閃光燈進行打光以產生附屬參考光源。主鏡頭模組係利用主參考光源及附屬參考光源以擷取外部影像。In view of the above, the present invention further provides a flashlight control system including a mobile device and a camera. The mobile device includes a main flash, a main lens module, an image capture program, and a main transmission unit. The main lens module is used to capture external external images. The image capture program is used to generate a control command, activate the main flash to illuminate to generate a main reference light source or control the main lens module for image capture. The main transmission unit is used to transmit control commands. The camera includes an accessory flash, an accessory transmission unit, and an attached processing unit. The accessory transmission unit is configured to receive a control command. The accessory processing unit activates the accessory flash to perform lighting according to the control command to generate an auxiliary reference light source. The main lens module utilizes a primary reference source and an associated reference source to capture an external image.
較佳地,行動裝置與相機係先執行一校正程序,以計算控制指令由主傳輸單元傳送至附屬傳輸單元之時間差。Preferably, the mobile device and the camera first perform a calibration procedure to calculate the time difference between the control command being transmitted by the primary transmission unit and the secondary transmission unit.
較佳地,影像擷取程式依據時間差以控制主閃光燈之打光時間,使得主閃光燈與附屬閃光燈同時打光。Preferably, the image capturing program controls the lighting time of the main flash according to the time difference, so that the main flash and the auxiliary flash are simultaneously illuminated.
較佳地,控制指令包含一打閃強度值或一色溫值。Preferably, the control command includes a flash intensity value or a color temperature value.
較佳地,控制指令係透過傳輸控制協定(TCP/IP, Transmission Control Protocol / Internet Protocol)傳送至附屬傳輸單元。Preferably, the control command is transmitted to the attached transmission unit via a Transmission Control Protocol (TCP/IP).
10‧‧‧行動裝置10‧‧‧Mobile devices
100‧‧‧閃光燈控制系統100‧‧‧Flash Control System
11‧‧‧主傳輸單元11‧‧‧Main transmission unit
12‧‧‧影像擷取程式12‧‧‧Image Capture Program
13‧‧‧主鏡頭模組13‧‧‧Main lens module
14‧‧‧主閃光燈14‧‧‧Main flash
20‧‧‧相機20‧‧‧ camera
21‧‧‧附屬傳輸單元21‧‧‧Subsidiary transmission unit
22‧‧‧附屬處理單元22‧‧‧Affiliated processing unit
23‧‧‧附屬閃光燈23‧‧‧Affiliated flash
31‧‧‧控制指令31‧‧‧Control instructions
34‧‧‧要求封包/回覆封包34‧‧‧Request for packet/reply packet
35‧‧‧外部影像35‧‧‧External imagery
36‧‧‧快門鍵36‧‧‧Shutter button
37‧‧‧外部景象37‧‧‧External sights
S1~S5‧‧‧步驟流程S1~S5‧‧‧Step process
本發明之上述及其他特徵及優勢將藉由參照附圖詳細說明其例示性實施例而變得更顯而易知,其中:The above and other features and advantages of the present invention will become more apparent from the detailed description of the exemplary embodiments thereof
第1圖係為根據本發明實施例之閃光燈控制系統之方塊圖。Figure 1 is a block diagram of a flash control system in accordance with an embodiment of the present invention.
第2A圖係為根據本發明實施例之閃光燈控制系統之第一示意圖。2A is a first schematic diagram of a flash control system in accordance with an embodiment of the present invention.
第2B圖係為根據本發明實施例之閃光燈控制系統之第二示意圖。2B is a second schematic diagram of a flash control system in accordance with an embodiment of the present invention.
第2C圖係為根據本發明實施例之閃光燈控制系統之第三示意圖。2C is a third schematic diagram of a flash control system in accordance with an embodiment of the present invention.
第3圖係為根據本發明實施例之閃光燈控制方法之步驟流程圖。Figure 3 is a flow chart showing the steps of a flash control method according to an embodiment of the present invention.
於此使用,詞彙“與/或”包含一或多個相關條列項目之任何或所有組合。當“至少其一”之敘述前綴於一元件清單前時,係修飾整個清單元件而非修飾清單 中之個別元件。As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. When the phrase "at least one of" is preceded by a list of components, the entire list of elements is modified instead of the individual elements in the list.
請參閱第1圖,其係為根據本發明實施例之閃光燈控制系統之方塊圖。閃光燈控制系統100包含一行動裝置10以及一相機20,且行動裝置10包含一主閃光燈14、一主鏡頭模組13、一影像擷取程式12以及一主傳輸單元11,相機20包含一附屬閃光燈23、一附屬傳輸單元21以及一附屬處理單元22。其中影像擷取程式12可包含一手機應用程式,主傳輸單元11或附屬傳輸單元21 可包含一網路傳輸模組,附屬處理單元22可包含一中央處理器或一微控制器。Please refer to FIG. 1, which is a block diagram of a flash control system in accordance with an embodiment of the present invention. The flash control system 100 includes a mobile device 10 and a camera 20, and the mobile device 10 includes a main flash 14, a main lens module 13, an image capture program 12, and a main transfer unit 11. The camera 20 includes an accessory flash. 23. An accessory transmission unit 21 and an accessory processing unit 22. The image capture program 12 can include a mobile phone application. The main transfer unit 11 or the auxiliary transfer unit 21 can include a network transmission module. The auxiliary processing unit 22 can include a central processing unit or a microcontroller.
主鏡頭模組13係用以擷取外部環境之一外部影像35。影像擷取程式12用以產生一控制指令31、啟動主閃光燈14進行打光以產生主參考光源或控制主鏡頭模組13對外部環境進行影像擷取。主傳輸單元11用以傳送控制指令31,其中此控制指令31包含一打閃強度值或一色溫值。The main lens module 13 is used to capture an external image 35 of an external environment. The image capturing program 12 is configured to generate a control command 31, activate the main flash 14 to perform lighting to generate a main reference light source, or control the main lens module 13 to perform image capturing on the external environment. The main transmission unit 11 is configured to transmit a control command 31, wherein the control command 31 includes a flash intensity value or a color temperature value.
相機20之附屬傳輸單元21用以接收控制指令31。附屬處理單元22係根據控制指令31啟動附屬閃光燈23進行打光以產生一附屬參考光源。其中主鏡頭模組13係利用主參考光源及附屬參考光源以產生一外部影像35。The accessory transmission unit 21 of the camera 20 is for receiving the control command 31. The accessory processing unit 22 activates the accessory flash 23 to perform lighting according to the control command 31 to generate an auxiliary reference light source. The main lens module 13 utilizes a main reference light source and an auxiliary reference light source to generate an external image 35.
請參閱第2A圖、第2B圖及第2C圖,其係為根據本發明實施例之閃光燈控制系統之第一示意圖、第二示意圖及第三示意圖。本實施例中係以智慧型手機作為行動裝置10來舉例實施,但不以此為限,行動裝置10亦可包含平板或一智慧型眼鏡。當使用者欲使用行動裝置10的主鏡頭模組13對外部景象37照相時,此時使用者只需先開啟安裝於行動裝置10上的影像擷取程式12,並利用一快門鍵36以執行此影像擷取程式12。Please refer to FIG. 2A, FIG. 2B and FIG. 2C, which are a first schematic diagram, a second schematic diagram and a third schematic diagram of a flashlight control system according to an embodiment of the invention. In the embodiment, the smart phone is used as the mobile device 10 as an example. However, the mobile device 10 may also include a tablet or a smart eyeglass. When the user wants to use the main lens module 13 of the mobile device 10 to take an image of the external scene 37, the user only needs to first open the image capturing program 12 mounted on the mobile device 10, and use a shutter button 36 to execute. This image capture program 12.
此影像擷取程式12係首先產生一控制指令31,並由主傳輸單元11透過傳輸控制協定(TCP/IP, Transmission Control Protocol / Internet Protocol)傳送此控制指令31至相機20之附屬傳輸單元21,其中此主傳輸單元11或附屬傳輸單元21係為一網路傳輸模組,控制指令31可包含對欲控制之附屬閃光燈23之一打閃強度值或一色溫值,其示意圖可見第2B圖。The image capturing program 12 first generates a control command 31, and the main transmission unit 11 transmits the control command 31 to the auxiliary transmission unit 21 of the camera 20 through a Transmission Control Protocol (TCP/IP, Transmission Control Protocol/Internet Protocol). The main transmission unit 11 or the auxiliary transmission unit 21 is a network transmission module, and the control command 31 may include a flashing intensity value or a color temperature value of the auxiliary flash 23 to be controlled, and the schematic diagram can be seen in FIG. 2B.
更進一步地說明,由於主傳輸單元11或附屬傳輸單元21係透過網路以進行溝通,因此行動裝置10與相機20可先執行一校正程序,以計算控制指令31由主傳輸單元11傳送至附屬傳輸單元21之一時間差,亦即包含此控制指令31之網路封包在網路上傳輸的時間,其實施方式可透過計算從主傳輸單元11傳送一個要求封包(request packet) 34到附屬傳輸單元21,並從附屬傳輸單元21傳送一個回覆封包(reply packet) 34至主傳輸單元11所需之時間再除以2,即為從主傳輸單元11傳送至附屬傳輸單元21之一時間差,其示意圖可見第2C圖。Further, since the main transmission unit 11 or the auxiliary transmission unit 21 communicates through the network, the mobile device 10 and the camera 20 can first execute a correction procedure to calculate that the control command 31 is transmitted from the main transmission unit 11 to the attachment. A time difference of the transmission unit 21, that is, the time when the network packet containing the control command 31 is transmitted over the network, the implementation may transmit a request packet 34 from the primary transmission unit 11 to the auxiliary transmission unit 21 by calculation. And the time required to transmit a reply packet 34 from the attached transmission unit 21 to the primary transmission unit 11 and then divide by 2, that is, a time difference from the primary transmission unit 11 to the secondary transmission unit 21, the schematic of which is visible Figure 2C.
附屬處理單元22接收到此控制指令31後,即可控制附屬閃光燈23打光以產生附屬參考光源。影像擷取程式12則控制主閃光燈14打光以產生一主參考光源,而根據先前求得之時間差,可使主閃光燈14與附屬閃光燈23同時進行打光,如此一來,主鏡頭模組13便可同時利用主參考光源及附屬參考光源以產生具較少陰暗部之一外部影像35。After receiving the control command 31, the accessory processing unit 22 can control the auxiliary flash 23 to be lighted to generate an auxiliary reference light source. The image capturing program 12 controls the main flash 14 to emit light to generate a main reference light source, and according to the previously determined time difference, the main flash 14 and the auxiliary flash 23 can be simultaneously illuminated, so that the main lens module 13 The primary reference source and the associated reference source can be utilized simultaneously to produce an external image 35 having fewer shades.
請參閱第3圖,其係為根據本發明實施例之閃光燈控制方法之步驟流程圖。此閃光燈控制方法適用於一行動裝置與一相機,行動裝置包含一主傳輸單元、一影像擷取程式、一主鏡頭模組以及一主閃光燈,相機包含一附屬傳輸單元、一附屬處理單元以及一附屬閃光燈,此閃光燈控制方法包含下列步驟。Please refer to FIG. 3, which is a flow chart of the steps of the flash control method according to an embodiment of the present invention. The flash control method is applicable to a mobile device and a camera. The mobile device includes a main transmission unit, an image capture program, a main lens module and a main flash. The camera includes an auxiliary transmission unit, an auxiliary processing unit and a camera. Auxiliary flash, this flash control method includes the following steps.
步驟S1係執行影像擷取程式以產生一控制指令。Step S1 is to execute an image capture program to generate a control command.
步驟S2係由主傳輸單元傳送控制指令至附屬傳輸單元。Step S2 is to transmit a control command to the auxiliary transmission unit by the primary transmission unit.
步驟S3係由附屬處理單元根據控制指令以啟動附屬閃光燈進行打光,以產生一附屬參考光源。Step S3 is performed by the auxiliary processing unit to activate the auxiliary flash according to the control command to generate an auxiliary reference light source.
步驟S4係啟動主閃光燈進行打光以產生一主參考光源。Step S4 activates the main flash to perform lighting to generate a main reference light source.
步驟S5係提供主參考光源及附屬參考光源,使主鏡頭模組擷取外部環境之一外部影像。Step S5 provides a main reference light source and an auxiliary reference light source, so that the main lens module captures an external image of the external environment.
其中步驟S1~S5之詳細內容如第2A圖、第2B圖及第2C圖中之內容所述,故在此不進行贅述。The details of steps S1 to S5 are as described in the contents of FIG. 2A, FIG. 2B, and FIG. 2C, and thus are not described herein.
綜合以上所述,本發明之閃光燈控制系統及其方法的確 能夠簡省使用攝影裝置時之成本,並利用一智慧型手機及一相機之搭配,能夠在使用行動裝置進行擷取影像時,同時利用到智慧型手機與相機上的閃光燈裝置,進而有效減少影像中形成陰影之區塊,以產生較明亮的影像畫面。In summary, the flash control system and the method of the present invention can simplify the cost of using the photographing device, and can use a smart phone and a camera to capture the image while using the mobile device. The smart phone and the flash unit on the camera effectively reduce the shadow blocks in the image to produce a brighter image.
以上所述之實施例僅係為說明本發明之技術思想及特點,其目的在使熟習此項技藝之人士能夠瞭解本發明之內容並據以實施,當不能以之限定本發明之專利範圍,即大凡依本發明所揭示之精神所作之均等變化或修飾,仍應涵蓋在本發明之專利範圍 內 。The embodiments described above are merely illustrative of the technical spirit and the features of the present invention, and the objects of the present invention can be understood by those skilled in the art, and the scope of the present invention cannot be limited thereto. That is, the equivalent variations or modifications made by the spirit of the present invention should still be included in the scope of the present invention.
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S1~S5‧‧‧步驟流程 S1~S5‧‧‧Step process
Claims (12)
執行該影像擷取程式以產生一控制指令;
由該主傳輸單元傳送該控制指令至該附屬傳輸單元;
由該附屬處理單元根據該控制指令以啟動該附屬閃光燈進行打光,以產生一附屬參考光源;
啟動該主閃光燈進行打光以產生一主參考光源;以及A flash control method is applicable to a mobile device and a camera. The mobile device includes a main transmission unit, an image capture program, a main lens module and a main flash. The camera includes an auxiliary transmission unit and an auxiliary processing. The unit and an accessory flash, the flash control method includes:
Executing the image capture program to generate a control command;
Transmitting the control command to the auxiliary transmission unit by the primary transmission unit;
And the auxiliary processing unit performs lighting according to the control instruction to activate the auxiliary flash to generate an auxiliary reference light source;
Activating the main flash to illuminate to generate a primary reference source;
一行動裝置,包含
一主閃光燈;
一主鏡頭模組,用以擷取外部之一外部影像;
一影像擷取程式,用以產生一控制指令、啟動該主閃光燈進行打光以產生一主參考光源或控制該主鏡頭模組進行影像擷取;以及
一主傳輸單元,用以傳送該控制指令;以及
一相機,包含
一附屬閃光燈;
一附屬傳輸單元,用以接收該控制指令;
一附屬處理單元,根據該控制指令啟動該附屬閃光燈進行打光以產生一附屬參考光源;A flash control system for a mobile device, comprising:
a mobile device comprising a master flash;
a main lens module for capturing an external external image;
An image capture program for generating a control command, starting the main flash for lighting to generate a main reference light source or controlling the main lens module for image capture, and a main transfer unit for transmitting the control command And a camera that includes an accessory flash;
An auxiliary transmission unit for receiving the control instruction;
An auxiliary processing unit, according to the control command, starting the auxiliary flash to perform lighting to generate an auxiliary reference light source;
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TW103123383A TWI538507B (en) | 2014-07-08 | 2014-07-08 | Flash controlling system and method thereof |
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TW103123383A TWI538507B (en) | 2014-07-08 | 2014-07-08 | Flash controlling system and method thereof |
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TWI538507B TWI538507B (en) | 2016-06-11 |
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