JP2012168993A - Information processing apparatus and method, program, and recording medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate input with a stylus pen.SOLUTION: A housing unit is provided in an information processing apparatus for receiving an input with a stylus pen and executing predetermined processing and detachably houses the stylus pen, an input control unit detects attachment/detachment of the stylus pen to/from the housing unit, and a control unit executes predetermined processing according to a detection result by the input control unit. That is, for example, the control unit executes processing for controlling the brightness of a display unit in response to detection of attachment/detachment of the stylus pen to/from the housing unit by the input control unit. The present disclosure can be applied to, for example, a digital still camera with a detachable stylus pen or the like.

Description

  The present disclosure relates to an information processing device and method, a program, and a recording medium, and more particularly, to an information processing device and method, a program, and a recording medium that allow a stylus pen to be easily used, for example.

  There is a pen-type input device called a stylus pen as an input device for a portable terminal device that is increasingly miniaturized, such as a PDA (Personal Digital Assistance), a digital video camera, and a digital still camera.

  The user operates the interface that can be input by direct contact with a pen, such as a touch panel provided in the terminal device, by touching the tip of the stylus pen, for example, similar to pressing a mouse button. Can be operated.

  In this way, according to the stylus pen, input can be performed with the pen tip, and the input screen can be made smaller than when input with, for example, a finger. Therefore, the stylus pen is used as an input device for a miniaturized terminal device. A lot is happening.

  However, for example, when inputting with a stylus pen, the user has to start a tool that allows input with the stylus pen and perform an operation on the terminal device to display a predetermined input screen.

  The present disclosure has been made in view of such a situation. For example, it is possible to easily start input with a stylus pen.

  An information processing apparatus according to an aspect of the present disclosure is an information processing apparatus that receives input from a stylus pen and executes predetermined processing, and includes a storage unit that detachably stores the stylus pen, and the storage of the stylus pen Detection means for detecting attachment / detachment to the part, and execution means for executing a predetermined process in accordance with a detection result by the detection means, wherein the execution means uses the detection means for the storage part of the stylus pen. The information processing apparatus executes processing for controlling the luminance of the display unit in response to detection of detachment.

  In response to the detection unit detecting that the stylus pen is attached to the storage unit, the execution unit changes the luminance of the display unit from the first luminance to the first luminance. Can be executed to change to a small second luminance.

  In response to the detection means detecting that the stylus pen has been removed from the storage unit, the execution unit changes the luminance of the display unit from the first luminance to the first luminance. It is possible to execute a process of changing to a larger second luminance.

  The execution means can turn on the information processing apparatus in response to the detection means detecting that the stylus pen has been removed from the storage unit.

  The execution unit can turn off the power of the information processing apparatus when the detection unit detects that the stylus pen is attached to the storage unit.

  The execution unit may enable input by the stylus pen when the detection unit detects that the stylus pen is removed from the storage unit.

  The execution means displays an input screen for accepting input by the stylus pen when the detection means detects that the stylus pen has been removed from the storage unit, and processing according to input to the input screen Can be executed.

  An information processing method or program according to an aspect of the present disclosure includes a storage unit that detachably stores the stylus pen, and receives information from the stylus pen to execute a predetermined process. Or a storage unit that detachably stores the stylus pen, and a program for causing a computer to execute information processing in an information processing apparatus that receives an input from the stylus pen and executes predetermined processing. A detection step for detecting attachment / detachment to the storage unit, and an execution step for executing a predetermined process in accordance with a detection result in the detection step, wherein the execution step includes the stylus pen according to the process of the detection step. The brightness of the display unit is controlled in response to detection of attachment / detachment of the storage unit to the storage unit. An information processing method for a process to be performed is, or program for executing information processing on the computer.

  According to one aspect of the present disclosure, the brightness of the display unit is controlled in response to detection of attachment / detachment of the stylus pen to the storage unit.

  According to the present disclosure, the stylus pen can be easily used.

It is a figure which shows the structural example of the external appearance of the digital still camera 1 to which this indication is applied. It is a block diagram which shows the example of an internal structure of the digital still camera 1 of FIG. It is a figure which shows the example of a connection of the switch 14 of FIG. 3 is a flowchart for explaining the operation of the digital still camera 1 of FIG. 1. It is a figure which shows the example of a display of a stylus input screen. It is a figure which shows the example of a display of another stylus input screen. It is a figure which shows the structural example of the external appearance of the portable terminal 101 to which this indication is applied. It is a figure which shows the example of a display of another stylus input screen.

  Embodiments of the present disclosure will be described below.

  FIG. 1 shows an example of the external configuration of a digital still camera 1 to which the present disclosure is applied. The digital still camera 1 can capture a landscape by a normal function as a digital still camera, and can display and record an image obtained as a result, and input by the stylus pen 2 in operations such as image editing. Is possible. The stylus pen 2 is detachably attached to the digital still camera 1, and the digital still camera 1 has a function of executing a predetermined process in accordance with the removal of the stylus pen 2 (described later).

  For example, on the display unit 11 configured by an I / F that can be input by direct contact with a pen such as a touch panel, an image captured from a lens (not shown) or an input screen that can be input with the stylus pen 2 (hereinafter referred to as a stylus input screen). Or the like) is displayed.

  The button group 12 includes a power button 12A, a shutter button 12B, a cross key 12C, a menu key 12D, and the like.

  The storage unit 13 is configured so that the stylus pen 2 can be detachably mounted.

  The switch 14 is provided in the storage unit 13, for example, and is turned on / off according to the attachment / detachment state of the stylus pen 2.

  FIG. 2 shows an internal configuration example of the digital still camera 1.

  The input control unit 21 inputs a signal from the button group 12 and the switch 14 and a signal corresponding to an operation on the stylus input screen displayed on the display unit 11, and outputs a signal corresponding to the input to the control unit 23. (The input content is notified to the control unit 23).

  For example, the input control unit 21 detects whether the stylus pen 2 is attached to the storage unit 13 depending on whether the switch 14 is turned on or off, and notifies the control unit 23 of the detection result.

  For example, as shown in FIG. 3, the switch 14 has one terminal of the switch 14 connected to a resistor 31 that is grounded, and the other terminal connected to a resistor 32 that is powered. When the switch 14 is turned on, the input to the input control unit 21 is low. When the switch 14 is turned off, the input to the input control unit 21 is set to High. Whether or not the stylus pen 2 is attached to the storage unit 13 is detected based on the high or low level of the signal from the switch 14 on / off.

  Note that the switch 14 is not limited to a mechanical contact, and may be switching such as a photo resister.

  Returning to FIG. 2, the camera function unit 22 performs image processing such as color space conversion and white balance on image data obtained as a result of imaging with a camera unit (not shown) configured by a lens, a CCD (Charged Coupled Device), and the like. Processing is performed, and the image data obtained as a result is supplied to the control unit 23.

  The control unit 23 executes a predetermined process according to the signal (input content) supplied from the input control unit 21.

  For example, the control unit 23 displays the image data supplied from the camera function unit 22 on the display unit 11 via the output control unit 24, or performs predetermined compression on the image data supplied from the camera function unit 22. The process is performed and stored in the storage unit 25. The control unit 23 also decompresses the compressed image data stored in the storage unit 25 and supplies it to the output control unit 24 for display on the display unit 11.

  Further, for example, when the input control unit 21 notifies that the stylus pen 2 has been removed from the storage unit 13, the control unit 23 activates a predetermined tool that can be input with the stylus pen 2 and outputs it. The control unit 24 is controlled to display a predetermined stylus input screen on the display unit 11.

  The output control unit 24 controls processing for displaying the image data and the like supplied from the control unit 23 on the display unit 11.

  Next, operations of the input control unit 21 and the control unit 23 according to the attachment / detachment of the stylus pen 2 with respect to the storage unit 13 will be described with reference to the flowchart of FIG.

  In step S1, the control unit 23 performs a normal process after the power of the digital still camera 1 is turned on.

  For example, the control unit 23 controls the output control unit 24 to perform processing for causing the display unit 11 to display an image captured by the camera function unit 22. As a result, the image captured by the camera function unit 22 as shown in FIG. 5A, for example, is displayed on the display unit 11.

  In step S2, the input control unit 21 determines whether or not the stylus pen 2 has been removed from the storage unit 13 based on the presence or absence of a signal from the switch 14, and waits until it is determined that the stylus pen 2 has been removed.

  If it is determined in step S2 that the stylus pen 2 has been removed from the storage unit 13, the input control unit 21 proceeds to step S3 and notifies the control unit 23 accordingly. Thereby, the control unit 23 ends the process started in step S1, starts a predetermined tool that can be operated by the stylus pen 2, and displays a stylus input screen that can be input by the stylus pen 2 on the display unit 11. To display. The stylus input screen can also be displayed superimposed on the image captured by the camera function unit 22.

  When the stylus input screen is displayed in this manner, in step S4, the input control unit 21 starts accepting input from the stylus input screen.

  Next, in step S5, the input control unit 21 determines whether or not there has been an input operation on the stylus input screen displayed in step S3. If it is determined that there has been an input operation, the process proceeds to step S6, where the input operation is performed. The contents are notified to the control unit 23. The control unit 23 executes processing according to the notification from the input control unit 21.

  If it is determined in step S5 that there is no input operation on the stylus input screen, the process proceeds to step S7, and the input control unit 21 attaches the stylus pen 2 to the storage unit 13 based on the presence or absence of a signal from the switch 14. If it is determined whether or not it is attached, the process returns to step S5 and the subsequent processing is executed.

  If it is determined in step S7 that the stylus pen 2 is attached to the storage unit 13, the input control unit 21 proceeds to step S8, notifies the control unit 23 of the fact, and displays the stylus input screen displayed in step S3. The input reception from is terminated. The control unit 23 ends the tool activated in step S3.

  Thereafter, the process returns to step S1, and the subsequent processes are repeatedly executed.

  Next, a specific example of the stylus input screen will be described with reference to FIG.

  FIG. 5B shows an example of the stylus input screen 51 that is displayed when the paint tool is activated in step S3. The user selects an icon 52 on the stylus input screen 51 with the stylus pen 2, thereby painting a desired color on the image displayed on the display screen 54 of the stylus input screen 51 with the stylus pen 2. Further, by selecting the icon 53, it is possible to draw a diagram or the like on the image displayed on the display screen 54 with the stylus pen 2. Note that the image displayed on the display image 54 is, for example, an image shot by the camera function unit 22 and stored in the storage unit 25.

  FIG. 5C shows an example of the stylus input screen 61 displayed when the image editing tool is activated in step S3.

  By using the removed stylus pen 2 to surround a necessary portion of the image displayed on the stylus input screen 61 with a frame 62, the user can cut out the image of that portion.

  As described above, when the stylus pen 2 is removed from the storage unit 13, a predetermined stylus input screen is displayed, and an input by the stylus pen 2 is accepted. Can be displayed without performing operations such as operating the buttons, and the stylus pen 2 can be used more easily.

  In the above description, the case where the stylus input screen is displayed in accordance with the attachment / detachment of the stylus pen 2 has been described as an example. You can also

  For example, when the digital still camera 1 is not turned on and nothing is displayed on the display unit 11 as shown in FIG. 6A, when the stylus pen 2 is removed from the storage unit 13, the digital still camera 1 The power of the camera 1 is turned on, and the image captured from the camera function unit 22 can be displayed on the display unit 11 as shown in FIG. 6B.

  In the example of FIG. 6B, menu buttons 71A, 71B, 71C that can be selected with the stylus pen 2 are also displayed at the same time. That is, in this example, the power can be turned on only by removing the stylus pen 2 from the storage unit 13, and at the same time, input with the stylus pen 2 is possible.

  In addition, when the stylus pen 2 is attached to the storage unit 13 in a state where the power is on, the power can be turned off.

  As a process performed when the stylus pen 2 is removed, the luminance of the display unit 11 can be adjusted. For example, when the stylus input screen is displayed on the display unit 11, when the stylus pen 2 is attached to the storage unit 13, the brightness of the display unit 11 is reduced and the stylus pen 2 is removed. The luminance of the display unit 11 can be returned to normal luminance. That is, power consumption can be saved by increasing the brightness of the display unit 11 only when the stylus pen 2 is removed and input by the stylus pen 2 is possible.

  In the above description, the digital still camera 1 has been described as an example. However, as long as input with a stylus pen is possible, the present invention is not limited to this, and the present invention is also used in a portable terminal device such as a digital video camera, a mobile phone, or a PDA. be able to.

  FIG. 7 shows a configuration example of the appearance of the PDA 101 to which the present disclosure is applied. For example, as shown in the flowchart of FIG. 4, the PDA 101 executes predetermined processing in accordance with the attachment / detachment of the stylus pen 102.

  Various input screens (including a stylus input screen), data, and images are displayed on the display unit 111.

  The storage unit 112 is configured so that the stylus pen 102 can be attached and detached.

  The switch 113 is provided in the storage unit 112, for example, and is turned on and off according to the detachment state of the stylus pen 102.

  FIG. 8A shows an example of the stylus input screen 121 displayed when the file management tool is activated by a process corresponding to the process of step S3 of FIG. The user can display the data and the like stored in the removed stylus pen 102 by checking the corresponding check box 123 and selecting the icon 122 indicating the desired folder.

  FIG. 8B shows an example of the stylus input screen 131 displayed when the word processor tool is activated by a process corresponding to the process of step S3. The user can create a sentence with the selected character or the like by selecting the character on the displayed keyboard with the removed stylus pen 102.

  FIG. 8C shows an example of the stylus input screen 141 that is displayed when the dictionary tool is launched in a process corresponding to the process of step S3. The user can display the meaning of the character by drawing and inputting a predetermined character on the input unit 142 with the removed stylus pen 102.

  The series of processes described above can be executed by hardware or can be executed by software. When a series of processing is executed by software, a program constituting the software executes various functions by installing a computer incorporated in dedicated hardware or various programs. For example, it is installed from a program recording medium in a general-purpose personal computer or the like.

  The program recording medium is a package comprising a magnetic disk (including a flexible disk), an optical disk (including a CD-ROM (Compact Disc-Read Only Memory), a DVD (Digital Versatile Disc)), a magneto-optical disk, or a semiconductor memory. It is composed of removable media that is media, ROM that stores programs temporarily or permanently, and a hard disk. The program is stored in the program recording medium using a wired or wireless communication medium such as a local area network, the Internet, or digital satellite broadcasting via an interface such as a router or a modem as necessary.

  DESCRIPTION OF SYMBOLS 1 Digital still camera, 2 Stylus pen, 11 Display part, 12 Button group, 13 Storage part, 14 Switch, 21 Input control part, 22 Camera function part, 23 Control part, 24 Output control part, 25 Storage part, 51 Stylus input Screen, 61 stylus input screen, 101 PDA, 102 stylus pen, 111 display unit, 112 storage unit, 113 switch, 121 stylus input screen, 131 stylus input screen, 141 stylus input screen

Claims (10)

In an information processing apparatus that receives input from a stylus pen and executes predetermined processing,
A storage unit for detachably storing the stylus pen;
Detecting means for detecting attachment / detachment of the stylus pen to the storage unit;
An execution means for executing a predetermined process according to a detection result by the detection means,
The said execution means performs the process which controls the brightness | luminance of a display part according to the removal | desorption with respect to the said storage part of the said stylus pen being detected by the said detection means. Information processing apparatus. In response to the detection unit detecting that the stylus pen is attached to the storage unit, the execution unit changes the luminance of the display unit from the first luminance to the first luminance. The information processing apparatus according to claim 1, wherein a process of changing to a second luminance with a smaller value is executed. In response to the detection means detecting that the stylus pen has been removed from the storage unit, the execution unit changes the luminance of the display unit from the first luminance to the first luminance. The information processing apparatus according to claim 1, wherein a process of changing to a second luminance having a larger value is executed. The information processing apparatus according to claim 2, wherein the execution unit turns on the power of the information processing apparatus when the detection unit detects that the stylus pen is removed from the storage unit. The information processing apparatus according to claim 3, wherein the execution unit turns off the power of the information processing apparatus when the detection unit detects that the stylus pen is attached to the storage unit. . The information processing apparatus according to claim 1, wherein the execution unit enables input by the stylus pen when the detection unit detects that the stylus pen is removed from the storage unit. The execution means displays an input screen for accepting input by the stylus pen when the detection means detects that the stylus pen has been removed from the storage unit, and processing according to input to the input screen The information processing apparatus according to claim 1. In the information processing method of the information processing apparatus that includes a storage unit that detachably stores the stylus pen and that receives an input from the stylus pen and executes a predetermined process,
A detection step of detecting attachment / detachment of the stylus pen to the storage unit;
An execution step of executing a predetermined process according to the detection result in the detection step,
The execution step executes a process of controlling luminance of the display unit in response to detection of attachment / detachment of the stylus pen to the storage unit by the process of the detection step. In a program for causing a computer to execute information processing in an information processing apparatus that includes a storage unit that detachably stores the stylus pen and receives input from the stylus pen and executes predetermined processing.
A detection step of detecting attachment / detachment of the stylus pen to the storage unit;
An execution step of executing a predetermined process according to the detection result in the detection step,
The execution step is a program for causing a computer to execute information processing in accordance with detection of attachment / detachment of the stylus pen with respect to the storage unit by processing of the detection step.   A recording medium on which a program to be executed by a computer is recorded, wherein the program according to claim 9 is recorded.

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