JP2001045352A - Digital camera device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a digital camera device compositing photographic image data with background image data, and for using much more background image data than those in the conventional manner. SOLUTION: This digital camera device is provided with a camera main body DC equipped with a photographic image data storing means 6 for temporarily storing photographic image data and a background image data storing means 7a for storing one or plural first background image data and an outside storing means 13 mounted on the camera main body DC so as to be freely attachable and detachable for storing one or plural second background image data, and for storing composite picture data obtained by compositing the photographic image data stored in the photographic image data storing means or the background image data selected from among one or plural first background image data and one or plural second background image data with the photographic image data stored in the photographic image data storing means.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a digital camera device for combining photographed image data and background image data.

[0002]

2. Description of the Related Art A conventional digital camera device will be described below. First, a circuit of a conventional digital camera device will be described with reference to FIG. DC indicates the camera body,
DCa indicates a case of the camera body DC. 1 is a lens,
Reference numeral 2 denotes a CCD (Charge Coupled Device) imaging device, which focuses light from a subject by a lens 1 to focus on an imaging surface of the CCD imaging device 2 to form a subject image on the imaging surface. Reference numeral 3 denotes a camera controller, and a CCD image pickup device 2
And an electric signal based on the subject image from the CCD image sensor 2 is supplied to the bus 16. Reference numeral 4 denotes an image processing DSP (Digital Signal Processor).
, Performs correction processing on the electric signal supplied from the camera controller 3 to generate image data, and supplies the image data to the bus 16.

[0005] 5 is a memory controller, 6 is a DRAM (Dynamic Random Access Memory) for temporarily storing image data, and writes data from the bus 16 to the DRAM 6 and reads data from the DRAM 6 (the read data is (Supplied to the bus 16) is controlled by the memory controller 5. A flash memory 7a stores one or a plurality of background image data for mask photographing.

[0004] Reference numeral 8 denotes a CPU (Central Processing Unit).
Through the control of each part of the camera body DC and an external storage means (flash memory) 13 described later. Reference numeral 9 denotes a display circuit, and reference numeral 10 denotes a liquid crystal panel. The liquid crystal panel 10 is driven based on image data supplied to the display circuit 9, and an image of the image data is displayed on the liquid crystal panel 10. Reference numeral 11 denotes an external interface for exchanging information between the CPU 8, the operation switches 12, and the external storage means (flash memory) 13.

As shown in FIG. 6, operation switches 12 are power on / off switches (slide switches) provided on the upper surface of case DCa of camera body DC.
12a and a shutter switch (push button switch) 12b;
Shooting / playback switch (slide switch) 1 provided on the front of case DCa of camera body DC
2c, background image data changeover switch (push button switch)
12d, a playback forward key switch 12e and a playback reverse key switch 12f.

Reference numeral 13 denotes an external storage means composed of, for example, a flash memory.
External storage means storage unit 17 provided in case DCa of C
It is detachably mounted in the external interface 11
And the CPU 16 via the bus 16. The external storage unit 13 stores captured image data and composite image data of the captured image data and the background image data.

Reference numeral 15 denotes a power supply composed of a primary battery, a secondary battery, and the like.
The power supply circuit 18 is detachably mounted on a power supply storage section 18 provided in the power supply circuit 18 and is connected to the power supply circuit 14. The power supply circuit 14 is connected to the bus 16, outputs a stable predetermined DC voltage based on the DC voltage from the power supply 15, and supplies the DC voltage to each unit of the camera body DC.

Next, the operation of the digital camera device will be described. First, the operation for normal shooting will be described. FIG.
After turning on the power on / off switch 12a, the background image data switch 12d in FIG. 6 is pressed to select no background (normal shooting). When the lens 1 is pointed at the subject, the incident light from the lens 1 is focused on the image pickup surface of the CCD image pickup device 2 controlled by the camera controller 3, and a subject image is formed on the image pickup surface. CC
In the D imaging device 2, the subject image is converted into an electric signal, and the electric signal is transmitted to the camera controller 3 and the bus 16.
Is supplied to the image processing DSP 4 to perform correction processing to generate captured image data. DS for image processing
The captured image data from P4 is temporarily stored in the DRAM 6 controlled by the memory controller 5 via the bus 16 and the memory controller 5. DRA
The captured image data stored in M6 is read and supplied to the liquid crystal panel 10 through the memory controller 5, the bus 16, and the display circuit 9, and the image of the subject is displayed.

When the user presses the shutter switch 12b shown in FIG. 6 while looking at the image of the subject displayed on the liquid crystal panel 10, when the shutter switch 12b is pressed, the DR
The image data stored in the AM 6 is read out, and the memory controller 5, the bus 16 and the external interface 1 are read out.
1 and supplied to and stored in an external storage means (flash memory) 13.

Next, the operation in the case of mask photography will be described. First, the power on / off switch 12a of FIG. 6 is turned on. The flash memory 7a stores M (= 1, 2, 3,
...) Pieces of background image data are stored. The background pattern is, for example, data of a background image as shown in FIG. 7B. Each time the background image data changeover switch (push button switch) 12d is pressed, as shown in FIG. 2A, there is no background (normal shooting) and M background image data 1, 2, 3,. , One background image data is switched. Therefore, one background image is selected from the M background image data. When the lens 1 is pointed at the subject,
The image data read from the DRAM 6 (the captured image is shown in FIG. 7A) and the background image data read from the flash memory 3 (the background image is shown in FIG. 7B)
The images are synthesized in the display circuit 9, and the synthesized image shown in FIG. 7C is displayed on the liquid crystal panel 10 by driving the display circuit 9.

It is assumed that one screen each of image data and background data is composed of, for example, 1600 × 1200 dots. One dot is composed of three dyes of red, green and blue, each of which has a digital value of 00h to F
Fh (where h represents hexadecimal) is assumed. R
= 00h, G = 00h, B = 00h, the dot is defined as a transparent color. In the display circuit 9, for example, in the image data of the captured image a stored in the DRAM 6, dots outside the boundary are represented by R = 00h, G = 00h, B = 00h, and in the image data of the selected background image b stored in the flash memory 7a, the dots inside the boundary line are replaced with R = 00h, G = 00h, and B = 00h. The captured image data and the background image data are combined. A composite image of the composite image data is as shown in FIG. 7C. The composite image data is supplied to the liquid crystal panel 10 and the composite image is displayed.

When the user presses the shutter switch 12b while watching the composite image displayed on the liquid crystal panel 10, the photographed image data stored in the DRAM 6 and the flash memory 7a are stored when the shutter switch 12b is pressed. The background image data is synthesized by the display circuit 9, and the synthesized image data is stored in the memory controller 5,
The data is supplied to and stored in an external storage means (flash memory) 13 through the bus 16 and the external interface 11.

[0013]

In such a conventional digital camera device, since the number of background image data that can be stored in the flash memory 7a for mask photographing is limited, too much background image data is used. I couldn't do that.

In view of the above, a first aspect of the present invention is to use a larger amount of background image data in a digital camera device capable of synthesizing photographed image data and background image data than in the conventional example. It is intended to propose something that can be done.

According to a second aspect of the present invention, in a digital camera device capable of synthesizing photographed image data and background image data, the digital camera device is detachably attached to the camera body as well as the background image data storage means of the camera body. Further, by storing the background image data also in the external storage means in which the captured image data or the composite image data of the background image data and the captured image data is stored, more background image data can be stored as compared with the conventional example. It is possible to propose a device which can be used and does not limit the storage capacity for storing the photographed image data or the combined image data of the background image data and the photographed image data in the external storage means according to the background image data. It is assumed that.

Further, a third aspect of the present invention is to propose a digital camera device capable of synthesizing photographed image data and background image data even if no background image data storage means is provided in the camera body. Is what you do.

[0017]

According to a first aspect of the present invention, there is provided a digital camera apparatus comprising: an image pickup device for converting a subject image into an electric signal; an image processing means for generating photographed image data from the electric signal from the image pickup device; A camera body including a photographed image data storage unit for temporarily storing photographed image data generated by the image processing unit and a background image data storage unit for storing one or a plurality of first background image data; The camera is detachably mounted, stores one or a plurality of second background image data, and stores photographed image data or one or a plurality of first background image data and one or a plurality of first background image data stored in a photographed image data storage unit. Background image data selected from the second background image data and photographed image data stored in the photographed image data storage means External storage means for storing the composite image data of the above, and an image of the captured image data or one or a plurality of first background image data stored in the captured image data storage means provided on or outside the camera body itself. And display means for displaying an image of composite image data of background image data selected from one or a plurality of second background image data and photographed image data stored in the photographed image data storage means. It is.

According to the first aspect of the present invention, the subject image is converted into an electric signal by the image pickup device, and the image processing means generates photographed image data from the electric signal from the image pickup device, and stores the photographed image data. Means for temporarily storing photographed image data generated by the image processing means, storing one or a plurality of first background image data by means of the background image data storage means, and being detachably mounted on the camera body. The external storage means stores one or a plurality of second background image data and the captured image data stored in the captured image data storage means or the one or more second background image data.
Alternatively, composite image data of background image data selected from a plurality of first background image data and one or a plurality of second background image data and captured image data stored in a captured image data storage unit is stored. And by display means provided on the camera body itself or outside thereof,
The image of the captured image data stored in the captured image data storage means or the background image data and the captured image data selected from one or more first background image data and one or more second background image data The image of the combined image data with the captured image data stored in the storage means is displayed.

[0019]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first aspect of the present invention is an image pickup device for converting a subject image into an electric signal, image processing means for generating photographed image data from the electric signal from the image pickup device, and image processing means for generating image data. A camera body including a photographed image data storage means for temporarily storing the photographed image data and a background image data storage means for storing one or a plurality of first background image data; and a camera body detachably mounted on the camera body. One or a plurality of second background image data are stored, and the photographed image data stored in the photographed image data storage means or one or a plurality of first background image data and one or a plurality of second background image data The composite image data of the background image data selected from the image data and the photographed image data stored in the photographed image data storage means is not stored. Storage means, an image of the captured image data or one or more first background image data and one or more second background provided in the captured image data storage means provided on or outside the camera body itself. A digital camera device having display means for displaying an image of composite image data of background image data selected from image data and photographed image data stored in photographed image data storage means.

According to a second aspect of the present invention, there is provided an image sensor for converting a subject image into an electric signal, image processing means for generating photographed image data from the electric signal from the image sensor, and photographed image data generated by the image processing means. A first image data storage unit for temporarily storing image data, a background image data storage unit for storing one or a plurality of first background image data, and a second image data storage unit for temporarily storing image data. A camera body and one or a plurality of second background image data detachably mounted on the camera body and transferred to the second image data storage means, and are stored in the photographed image data storage means. Background image data selected from photographed image data or one or more first background image data and one or more second background image data; External storage means for storing composite image data with captured image data stored in the shadow image data storage means, and a captured image provided in or outside the camera body itself and stored in the captured image data storage means The data image or the background image data selected from the one or more first background image data and the one or more second background image data and the captured image data stored in the captured image data storage means. And a display unit for displaying an image of the composite image data.

According to a third aspect of the present invention, there is provided an image sensor for converting a subject image into an electric signal, image processing means for generating photographed image data from the electric signal from the image sensor, and photographed image data generated by the image processing means. A camera body provided with a photographed image data storage means for temporarily storing image data, and one or a plurality of background image data which are detachably mounted on the camera body and which are stored in the photographed image data storage means. External storage means for storing image data or composite image data of background image data selected from one or a plurality of background image data and photographed image data stored in the photographed image data storage means; An image of captured image data or one or a plurality of backgrounds provided outside thereof and stored in the captured image data storage means. A digital camera apparatus and a display means for displaying an image of the composite image data of the photographed image data stored in the selected background image data photographed image data storage means from among the image data.

[Specific Example of Embodiment of the Invention] A digital camera device according to a specific example of the embodiment of the present invention will be described below with reference to FIG. In FIG. 1, parts corresponding to those in FIG. 5 are denoted by the same reference numerals. 1 differs from FIG. 5 in that one or a plurality of background image data are also stored in the external storage means (flash memory) 13.

DC indicates a camera body, and DCa indicates a case of the camera body DC. Reference numeral 1 denotes a lens, and 2 denotes a CCD (Charge Coupled Device) image pickup element. Light from an object is focused by the lens 1 so as to be focused on the image pickup surface of the CCD image pickup element 2, and an image of the object To form A camera controller 3 controls the CCD image sensor 2 and supplies an electric signal based on the subject image from the CCD image sensor 2 to the bus 16. Reference numeral 4 denotes an image processing DSP (Digital Signal Processor) which performs correction processing of an electric signal supplied from the camera controller 3 via the bus 16 to generate image data and supplies the image data to the bus 16 I do.

Reference numeral 5 denotes a memory controller, and 6 denotes a DRAM (Dynamic Random Access Memory) for temporarily storing image data, which writes data to the DRAM 6 from the bus 16 and reads data from the DRAM 6 (the read data is (Supplied to the bus 16) is controlled by the memory controller 5. A flash memory 7a stores one or a plurality of background image data for mask photographing.

Reference numeral 8 denotes a CPU (central processing unit).
Through the control of each part of the camera body DC and an external storage means (flash memory) 13 described later. Reference numeral 9 denotes a display circuit, and reference numeral 10 denotes a liquid crystal panel. The liquid crystal panel 10 is driven based on image data supplied to the display circuit 9, and an image of the image data is displayed on the liquid crystal panel 10. Reference numeral 11 denotes an external interface for exchanging information between the CPU 8, the operation switches 12, and the external storage means (flash memory) 13.

Reference numeral 13 denotes an external storage means composed of, for example, a flash memory.
External storage means storage unit 17 provided in case DCa of C
It is detachably mounted in the external interface 11
And the CPU 16 via the bus 16. This external storage means 13 also stores one or a plurality of background image data. The external storage means 13 stores a specific extension, for example, ****
***. As a DOS FAT file with msk,
One or more background image data is stored.

Reference numeral 15 denotes a power supply composed of a primary battery, a secondary battery, and the like.
The power supply circuit 18 is detachably mounted on a power supply storage section 18 provided in the power supply circuit 18 and is connected to the power supply circuit 14. The power supply circuit 14 is connected to the bus 16, outputs a stable predetermined DC voltage based on the DC voltage from the power supply 15, and supplies the DC voltage to each unit of the camera body DC.

Next, the operation of the digital camera device will be described. First, the operation for normal shooting will be described. FIG.
After turning on the power on / off switch 12a, the background image data switch 12d in FIG. 6 is pressed to select no background (normal shooting). When nothing is stored in the flash memory 7a and the external storage means 13, normal shooting is performed regardless of the pressing of the background image data switch 12d. When the lens 1 is pointed at the subject,
The incident light from the lens 1 is focused on the imaging surface of the CCD imaging device 2 controlled by the camera controller 3, and a subject image is formed on the imaging surface. In the CCD imaging device 2, the subject image is converted into an electric signal, and the electric signal is supplied to the image processing DSP 4 through the camera controller 3 and the bus 16 to perform a correction process to generate photographed image data. The captured image data from the image processing DSP 4 is temporarily stored in the DRAM 6 controlled by the memory controller 5 via the bus 16 and the memory controller 5. The photographed image data stored in the DRAM 6 is read out, and the liquid crystal panel 1 is read through the memory controller 5, the bus 16 and the display circuit 9.
0, and the image of the subject is displayed.

When the user presses the shutter switch 12b shown in FIG. 6 while looking at the image of the subject displayed on the liquid crystal panel 10, when the shutter switch 12b is pressed, DR
The image data stored in the AM 6 is read out and stored in a free area of the external storage means 13 through the memory controller 5, the bus 16, and the external interface 11.

Next, the operation in the case of mask photography will be described. First, the power on / off switch 12a of FIG. 6 is turned on. Flash memory 13 as external storage means
Stores N (= 1, 2, 3,...) Background image data. The flash memory 7a stores M (= 1,
(2, 3,...)) Background image data. The background image data is, for example, data of a background image as shown in FIG. 7B. Each time the background image data changeover switch (push button switch) 12d is pressed, the
As shown in B, no background (normal shooting) and N pieces of background image data 1, 2, 3,..., N, N + 1, N +
2, one background image data is switched from N + M and N + M background image data. So N
One of the + M background image data is selected. When the lens 1 is pointed at the subject, the image data read from the DRAM 6 (the captured image is shown in FIG. 7A) and the background data read from the external storage means 13 and the flash memory 7a (the background image is shown in FIG. 7B) ) And the display circuit 9
And the display circuit 9 drives the liquid crystal panel 10 to display the composite image shown in FIG. 7C.

Each screen of image data and background data is composed of, for example, 1600 × 1200 dots. One dot is composed of three dyes of red, green and blue, each of which has a digital value of 00h to F
Fh (where h represents hexadecimal) is assumed. R
= 00h, G = 00h, B = 00h, the dot is defined as a transparent color. In the display circuit 9, for example, in the image data of the captured image a stored in the DRAM 6, dots outside the boundary are represented by R = 00h, G = 00h, B = 00h, and in the image data of the selected background image b stored in the external storage means 13 or the flash memory 7a, the dots inside the boundary are replaced with R = 00h and G = 00
h, B = 00h, and the captured image data and the background image data are synthesized. A composite image of the composite image data is, for example, as shown in FIG. 7C. The composite image data is supplied to the liquid crystal panel 10 and the composite image is displayed.

When the user presses the shutter switch 12b while looking at the composite image displayed on the liquid crystal panel 10, the photographed image data stored in the DRAM 6 and the external storage means 13 or the flash memory when the shutter switch 12b is pressed. The synthesized image data synthesized by the background image data display circuit 9 stored in the memory controller 5, the bus 16, and the external interface 1.
1 is stored in a free area of the external storage unit 13.

Next, a digital camera device according to another embodiment of the present invention will be described with reference to FIG. 3. Also, portions corresponding to those in FIG. Is omitted. 3 is different from the specific example of FIG. 1 in that a DRAM 7b for temporarily storing image data is provided in the camera body DC and connected to the bus 16.

As in the specific example of FIG. 1, one or a plurality of background image data are stored in the external storage means 13 composed of a flash memory. And this external storage means 1
When the third case 13a is stored in the external storage means storage section 17 of the case DCa of the camera body DC, one or a plurality of background image data stored in the external storage means 13 are stored in the DRAM 7b under the control of the CPU 8. At the same time, one or a plurality of background image data stored in the external storage means 13 are deleted.

Next, the operation of the digital camera device will be described. First, the operation in the case of normal shooting is the same as that of the specific example of FIG. Next, the operation in the case of mask photography will be described. First, the power on / off switch 12a of FIG. 6 is turned on. The DRAM 7b is
Stores N (= 1, 2, 3,...) Background image data transferred from the flash memory 13 as external storage means. The flash memory 7a stores M (= 1,
(2, 3,...)) Background image data. The background image data is, for example, data of a background image as shown in FIG. 7B. When the background image data changeover switch (push button switch) 12d is pressed, as shown in FIG. 2B, there is no background (normal shooting) and N background image data 1, 2, 3,..., N, N + 1, N + 2. , ………
.., N + M and N + M background image data are switched. Therefore, one of the N + M background image data is selected. When the lens 1 is pointed at the subject, D
The image data read from the RAM 6 (the photographed image is shown in FIG. 7A) and the background data read from the external storage unit 13 and the flash memory 7a (the background image is
b) are synthesized by the display circuit 9, and the synthesized image shown in FIG. 7C is displayed on the liquid crystal panel 10 by driving the display circuit 9.

When the user presses the shutter switch 12b while looking at the composite image displayed on the liquid crystal panel 10, the photographed image data stored in the DRAM 6 and the external storage means 13 or the flash memory when the shutter switch 12b is pressed. The display circuit 9 combines the background image data stored in the memory 7a. The composite image data is
The data is stored in the external storage unit 13 through the memory controller 5, the bus 16, and the external interface 11.

One or a plurality of background image data stored in the DRAM 7b can be erased by operating an erase switch provided on a part of the operation switches 12.

In the specific example of FIG. 3, one or a plurality of background image data initially stored in the external storage means 13 are transferred to the DRAM 7b, so that the photographed image data or the background image data stored in the flash memory 7a. The capacity for storing the combined image data of the image data and the captured image data is not limited.

Next, a digital camera device according to still another embodiment of the present invention will be described with reference to FIG. 4. Also, portions corresponding to those in FIG. Description is omitted. The specific example of FIG. 4 differs from the specific example of FIG. 1 in that the flash memory 7a is not provided.

Next, the operation of the digital camera device will be described. The operation in the case of the normal photographing is the same as that of the specific example of FIG. Next, the operation in the case of mask photography will be described. First, the power on / off switch 12a of FIG. 6 is turned on. The flash memory 13 as an external storage means has N (= 1, 2, 3,...)
Pieces of background image data. The background image data is, for example, data of a background image as shown in FIG. 7B. Background image data switch (push button switch)
Each time 12d is pressed, as shown in FIG. 2C, there is no background (normal shooting) and M pieces of background image data 1, 2,.
3,..., M are switched. Therefore, one of the M background image data is selected. When the lens 1 is pointed at the subject, the image data read from the DRAM 6 (the captured image is shown in FIG. 7A) and the background data read from the external storage unit 13 (the background image is shown in FIG. 7B) The display image is synthesized by the display circuit 9, and the synthesized image shown in FIG. 7C is displayed on the liquid crystal panel 10 by driving the display circuit 9.

When the user presses the shutter switch 12b while viewing the composite image displayed on the liquid crystal panel 10, the photographed image data stored in the DRAM 6 and the external storage means 13 are stored when the shutter switch 12b is pressed. The background image data is synthesized by the display circuit 9. The synthesized image data is stored in the memory controller 5,
The data is stored in a free area of the external storage unit 13 through the bus 16 and the external interface 11.

[0042]

According to the first aspect of the present invention, an image pickup device for converting a subject image into an electric signal, an image processing means for generating photographed image data from the electric signal from the image pickup device, and an image signal generated by the image processing means A camera body including a photographed image data storage means for temporarily storing the photographed image data and a background image data storage means for storing one or a plurality of first background image data; and a camera body detachably mounted on the camera body. One or a plurality of second background image data are stored, and the photographed image data stored in the photographed image data storage means or one or a plurality of first background image data and one or a plurality of second background image data The composite image data of the background image data selected from the image data and the photographed image data stored in the photographed image data storage means is not stored. Storage means, an image of the captured image data or one or more first background image data and one or more second background provided in the captured image data storage means provided on or outside the camera body itself. Display means for displaying an image of the composite image data of the background image data selected from the image data and the photographed image data stored in the photographed image data storage means; And a digital camera device that can use the background image data.

According to the second aspect of the present invention, an image sensor for converting a subject image into an electric signal, image processing means for generating photographed image data from the electric signal from the image sensor, and a photographing device generated by the image processing means First image data storage means for temporarily storing image data, background image data storage means for storing one or a plurality of first background image data, and second image data storage means for temporarily storing image data And one or more second background image data detachably mounted on the camera body and transferred to the second image data storage means, and stored in the photographed image data storage means. Background image data selected from the captured image data or one or more first background image data and one or more second background image data. External storage means for storing composite image data of the image data and the captured image data stored in the captured image data storage means, and provided in or outside the camera body itself and stored in the captured image data storage means. Background image data selected from the image of the photographed image data or one or more first background image data and one or more second background image data, and photographed image data stored in the photographed image data storage means Display means for displaying an image of the composite image data of the camera main body, not only the background image data storage means of the camera body, but also detachably attached to the camera body, the captured image data or the background image data and the captured image data By storing the background image data also in the external storage means for storing the composite image data of The scenery image data can be used, and the background image data does not limit the storage capacity for storing the photographed image data or the combined image data of the background image data and the photographed image data in the external storage means. A digital camera device can be obtained.

According to the third aspect of the present invention, an image pickup device for converting a subject image into an electric signal, an image processing means for generating photographed image data from an electric signal from the image pickup device, and an image pickup device generated by the image processing means A camera body provided with a photographed image data storage means for temporarily storing image data, and detachably mounted on the camera body to store one or a plurality of background image data and stored in the photographed image data storage means; External storage means for storing composite image data of captured image data or background image data selected from one or a plurality of background image data and captured image data stored in the captured image data storage means; and the camera body itself Or one or more images of the photographed image data stored in the photographed image data storage Display means for displaying an image of the composite image data of the background image data selected from the background image data and the photographed image data stored in the photographed image data storage means; It is possible to obtain a digital camera device capable of synthesizing photographed image data and background image data without providing storage means.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a circuit of a digital camera device according to a specific example of an embodiment of the present invention.

FIG. 2A is a flowchart illustrating a method of selecting background image data by a conventional digital camera device. B is a flowchart illustrating a method of selecting background image data by a digital camera device according to a specific example of an embodiment of the present invention. C is a flowchart illustrating a method of selecting background image data by a digital camera device according to another specific example of the embodiment of the present invention.

FIG. 3 is a block diagram showing a circuit of a digital camera device according to another specific example of the embodiment of the present invention.

FIG. 4 is a block diagram showing a circuit of a digital camera device according to still another specific example of the embodiment of the present invention.

FIG. 5 is a block diagram showing a circuit of a conventional digital camera device.

FIG. 6 is a front perspective view showing an appearance of a digital camera device. B is a rear perspective view showing the appearance of the digital camera device.

FIG. 7 is an explanatory diagram of mask photographing.

[Explanation of symbols]

DC camera body, DCa case, 1 lens, 2
CCD image pickup device, 3 camera controller, 4 image processing DSP, 5 memory controller, 6 DRAM, 7
a flash memory, 8 CPU, 9 display circuit, 1
0 LCD panel, 11 External interface, 12
Operation switches, 13 external storage means, 13a case, 15 power supply, 15a case, 17 external storage means storage section, 18 power supply storage section.

Claims (3)

[Claims] An image pickup device for converting a subject image into an electric signal, an image processing means for generating photographed image data from the electric signal from the image pickup device, and temporarily storing the photographed image data generated by the image processing means A camera body provided with a photographed image data storage unit and a background image data storage unit for storing one or a plurality of first background image data; and one or more second background images detachably attached to the camera body. The data is stored and the photographed image data stored in the photographed image data storage means or selected from the one or more first background image data and the one or more second background image data is selected. External storage means for storing composite image data of background image data and captured image data stored in the captured image data storage means; The image of the photographed image data stored in the photographed image data storage means or the one or more first background image data and the one or more second backgrounds, which is provided on or outside the camera body itself. A digital camera device comprising: display means for displaying an image of composite image data of background image data selected from image data and photographed image data stored in the photographed image data storage means. 2. An image sensor for converting a subject image into an electric signal, image processing means for generating photographed image data from the electric signal from the image sensor, and temporarily storing photographed image data generated by the image processing means. A camera body including a first image data storage unit for storing one or a plurality of first background image data, and a second image data storage unit for temporarily storing image data; One or a plurality of second background image data which are detachably mounted on the camera body and transferred to the second image data storage means, and the captured image data stored in the captured image data storage means Or the background image data selected from the one or more first background image data and the one or more second background image data and External storage means for storing composite image data with the captured image data stored in the shadow image data storage means; and provided in or outside the camera body itself and stored in the captured image data storage means The image of the photographed image data or background image data selected from the one or more first background image data and the one or more second background image data and the photographed image data storage means are stored. A display unit for displaying an image of the composite image data with the photographed image data. 3. An image sensor for converting a subject image into an electric signal, image processing means for generating photographed image data from the electric signal from the image sensor, and temporarily storing photographed image data generated by the image processing means. A camera body provided with photographed image data storage means, and one or more background image data which is detachably attached to the camera body and which stores photographed image data stored in the photographed image data storage means or External storage means for storing composite image data of background image data selected from one or a plurality of background image data and photographed image data stored in the photographed image data storage means; An image of the photographed image data provided outside and stored in the photographed image data storage means or the one or more images A digital camera device having display means for displaying an image of composite image data of background image data selected from scenery image data and photographed image data stored in the photographed image data storage means .