Imaging apparatus

1. An information processing apparatus comprising:

an imaging circuit that captures an image of a subject;

a display, provided at a first side of the information processing apparatus, that displays the captured image of the subject;

a first touch panel, provided at a second side of the information processing apparatus, the second side corresponding to an external surface of the information processing apparatus and being opposite to the first side; and

circuitry configured to

receive a first output from the first touch panel corresponding to a first touch input, and

in response to the first output from the first touch panel indicating that the first touch input includes a first contact point and a second contact point that are concurrently detected, control the display based on the first contact point and the second contact point,

wherein when the circuitry determines that the first contact point and the second contact point are within a predetermined portion of the first touch panel and then a distance between the first contact point and the second contact point is reduced, the circuitry is further configured to

control the display to display thumbnail images together with the captured image, the thumbnail images being obtained by processing the captured image based on different photography modes,

receive a second output from the first touch panel corresponding to a second touch input that selects one of the displayed thumbnail images, and

control the display to display a processed captured image obtained by processing the captured image based on one of the photography modes that corresponds to the selected thumbnail image.

2. The information processing apparatus of claim 1 , wherein the circuitry is configured to

receive a third output from the first touch panel corresponding to a third touch input, and

in response to the third output from the first touch panel indicating that the third touch input corresponds to a drag operation, output a command to activate the imaging circuit based on the drag operation.

3. The information processing apparatus of claim 2 , wherein the circuitry is configured to control the display to contract a first display area with the imaging circuit placed in a non-activated state and expand a second display area in which to display the image of the subject in a direction corresponding to the drag operation.

4. The information processing apparatus of claim 2 , wherein the circuitry is configured to determine a distance of the drag operation, compare the distance to a predetermined threshold value, and output the command to activate the imaging circuit when the distance of the drag operation exceeds the predetermined threshold value.

5. The information processing apparatus of claim 1 , wherein the circuitry is configured to

receive a fourth output from the first touch panel corresponding to a fourth touch input before the imaging circuit is activated, and

in response to the fourth output from the first touch panel indicating that the fourth touch input includes a third contact point and a fourth contact point that are concurrently detected, output a command to activate the imaging circuit based on a change in a distance between the third contact point and the fourth contact point.

6. The information processing apparatus of claim 5 , wherein the circuitry is configured to compare the change in the distance to a predetermined threshold value, and output the command to activate the imaging circuit when the change in the distance exceeds the predetermined threshold value.

7. The information processing apparatus of claim 5 , wherein the circuitry is configured to control the display to contract a first display area with the imaging circuit placed in a non-activated state and expand a second display area in which to display the image of the subject in a direction corresponding to an increase in the distance.

8. The information processing apparatus of claim 1 , wherein the circuitry is further configured to control the display to display an indicator, and a fixed point is located at a center of the indicator and is defined as a center position between the first contact point and the second contact point.

9. The information processing apparatus of claim 1 , wherein the first touch panel is configured to detect a rotation of the first contact point with respect to the second contact point, and the circuitry is configured to control the display to display an indicator and change the indicator according to the rotation of the first contact point with respect to the second contact point.

10. The information processing apparatus of claim 1 , wherein the circuitry is configured to

receive a fifth output from the first touch panel corresponding to a fifth touch input, and

in response to the fifth output from the first touch panel indicating that the fifth touch input includes a contact point, control the display to display an indicator to adjust an imaging parameter based on the contact point.

11. The information processing apparatus of claim 10 , wherein a fixed point is located at a center of the indicator and is defined as a position corresponding to the contact point.

12. The information processing apparatus of claim 10 , wherein the first touch panel is configured to detect movement of the contact point at a position corresponding to the indicator, and the circuitry is configured to control the display to change the indicator according to the movement of the contact point.

13. The information processing apparatus of claim 10 , wherein the first touch panel is configured to detect movement of the contact point at a position corresponding to the indicator, and the circuitry is configured to control the display to enlarge or reduce the size of the image of the subject based on the movement of the contact point.

14. The information processing apparatus of claim 1 , further comprising:

an acceleration sensor configured to detect acceleration applied to the information processing apparatus, wherein

the circuitry is configured to output a command to change an orientation of the image of the subject displayed on the display when the acceleration sensor detects a prescribed acceleration.

15. The information processing apparatus of claim 1 , wherein when the circuitry determines that the first contact point and the second contact point are brought close to an edge of the first touch panel, the circuitry is configured to control the display to move the image of the subject toward a center of the display.

16. The information processing apparatus of claim 1 , wherein the circuitry is further configured to control the display to display an indicator, and when the circuitry determines that the first contact point and the second contact point are brought close to an edge of the first touch panel, the circuitry is configured to control the display to move the indicator in a direction corresponding to the movement of the first contact point and the second contact point.

17. The information processing apparatus of claim 1 , wherein the first touch panel is configured to detect a rotation of the first contact point with respect to the second contact point, and the circuitry is configured to control the display to enlarge or reduce the size of the image of the subject based on the rotation of the first contact point with respect to the second contact point.

18. The information processing apparatus of claim 1 , wherein the circuitry is configured to control the display to display an indicator, and set a size of the indicator based on a distance between the first contact point and the second contact point.

19. The information processing apparatus of claim 1 , wherein the second touch input that selects one of the displayed thumbnail images includes a fifth contact point and a sixth contact point, and the fifth contact point and the sixth contact point overlap the selected one of the displayed thumbnail images and then a distance between the fifth contact point and the sixth contact point is increased.

20. The information processing apparatus of claim 1 , further comprising a second touch panel provided at the first side of the information processing apparatus,

wherein the circuitry is configured to:

receive a sixth output from the first touch panel corresponding to a sixth touch input,

receive a seventh output from the second touch panel corresponding to a seventh touch input,

determine a reference point on the image of the subject based on a first one of the sixth touch input and the seventh touch input prior to receiving a second one of the sixth touch input and the seventh touch input, and

control the display to enlarge or reduce a size of the image of the subject based on movement of the second one of the sixth touch input and the seventh touch input with respect to the reference point.

21. A method performed by an information processing apparatus, the method comprising:

capturing, by an imaging circuit, an image of a subject;

displaying, by a display provided at a first side of the information processing apparatus, the captured image of the subject;

detecting, by a touch panel provided at a second side of the information processing apparatus, at least one touch input, the second side corresponding to an external surface of the information processing apparatus and being opposite to the first side;

receiving, at circuitry of the information processing apparatus, a first output from the touch panel corresponding to a first touch input,

in response to the first output from the touch panel indicating that the first touch input includes a first contact point and a second contact point that are concurrently detected, controlling the display based on the first contact point and the second contact point,

wherein when the first contact point and the second contact point are within a predetermined portion of the touch panel and then a distance between the first contact point and the second contact point is reduced, the method further comprises:

controlling the display to display thumbnail images together with the captured image, the thumbnail images being obtained by processing the captured image based on different photography modes;

receiving a second output from the touch panel corresponding to a second touch input that selects one of the displayed thumbnail images; and

controlling the display to display a processed captured image obtained by processing the captured image based on one of the photography modes that corresponds to the selected thumbnail image.

22. The method of claim 21 , wherein the second touch input that selects one of the displayed thumbnail images includes a fifth contact point and a sixth contact point, and the fifth contact point and the sixth contact point overlap the selected one of the displayed thumbnail images and then a distance between the fifth contact point and the sixth contact point is increased.

23. A non-transitory computer-readable medium including computer program instructions, which when executed by an information processing apparatus, cause the information processing apparatus to perform a method comprising:

capturing an image of a subject;

displaying, by a display provided at a first side of the information processing apparatus, the captured image of the subject;

detecting, by a touch panel provided at a second side of the information processing apparatus, at least one touch input, the second side corresponding to an external surface of the information processing apparatus and being opposite to the first side;

receiving a first output from the first touch panel corresponding to a first touch input,

in response to the first output from the touch panel indicating that the first touch input includes a first contact point and a second contact point that are concurrently detected, controlling the display based on the first contact point and the second contact point,

wherein when the first contact point and the second contact point are within a predetermined portion of the touch panel and then a distance between the first contact point and the second contact point is reduced, the method further comprises:

controlling the display to display thumbnail images together with the captured image, the thumbnail images being obtained by processing the captured image based on different photography modes;

receiving a second output from the touch panel corresponding to a second touch input that selects one of the displayed thumbnail images; and

controlling the display to display a processed captured image obtained by processing the captured image based on one of the photography modes that corresponds to the selected thumbnail image.

24. The non-transitory computer-readable medium of claim 23 , wherein the second touch input that selects one of the displayed thumbnail images includes a fifth contact point and a sixth contact point, and the fifth contact point and the sixth contact point overlap the selected one of the displayed thumbnail images and then a distance between the fifth contact point and the sixth contact point is increased.