JPH1198501A - Image signal processing unit and storage medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To automatically and immediately recognize from whom image compressed data come even when only the image compressed data are transferred. SOLUTION: A telephone number is received through a transmission line connection means 106, and a transmission line control means 107 connects to a called party. An image input means 101 fetches an image signal, and an image compression means applies image compression to an original image by using the JPEG compression algorithm. A user data area detection means 103 detects a user data area in image compression data and a data addition means 105 adds personal information stored in a personal information storage means 104 to the user data area according to a prescribed format. Then a transmission line control means 107 sends the data to the called party via a transmission line 110.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] The present invention relates to JPEG and MPE.
The present invention relates to an image signal processing device that transmits and receives image compression data through a transmission path by applying image compression processing technology such as G, and a storage medium that stores image compression data into which personal information generated by the image signal processing device is inserted.

[0002]

2. Description of the Related Art FIG. 6 shows a configuration of a conventional image signal processing apparatus.

Conventionally, when an image is transmitted via a transmission line 509 such as a telephone line, the transmission side is connected to the transmission line connection means 50.
3, the telephone number of the transmission destination is input, and the transmission path control unit 504 connects to the transmission destination apparatus via the transmission path 509.

When connected, the image compression means 502 receives an image signal of a subject from an image input means 501 such as a camera, and compresses the input image signal using an image compression processing technique such as JPEG or MPEG. And outputs the compressed image data. The compressed image data is transmitted to the transmission path control unit 504.
Is transmitted on the transmission path 509.

[0005] The receiving side receives the compressed image data via the transmission path control means 505. The received compressed image data is converted by the image decompression means 506 into JPEG or MPE.
The image signal is subjected to decompression processing in accordance with an algorithm such as G, and is displayed on the monitor 508 by the image display means 507.

[0006] The received compressed image data is stored and used for the next connection, or the target compressed image data is retrieved from a plurality of compressed image data stored in the image storage means. , An image compression database, which is a table as shown in FIG.
Image compression data was searched based on this table.

[0007]

In the above-described system, each item constituting the database of the transmission destination for each compressed image data is input one by one using a keyboard or a mouse as input means of a personal computer. Therefore, there is a drawback that the user has to construct an image compression database, which imposes a heavy burden on the user.

Further, in the case of using a tabular image compression database, in order to transfer the image compression data received via the transmission path to another device such as a personal computer, to whom does the image compression data belong? For this purpose, it is necessary to extract a corresponding part from the image compression database and store the image compression data and data indicating who the image compression data belongs to together.

Therefore, the present invention has been made in view of the above-mentioned problems, and there is no need to construct the above-mentioned image compression database. It is another object of the present invention to provide an image signal processing device and a storage medium for storing compressed image data into which personal information generated by the image signal processing device is inserted.

[0010]

[Means for Solving the Problems]

(First Configuration Example) Image input means, image compression means for converting an image obtained from the image input means into compressed image data, and user data area detection for detecting a user data area in the sequence of the compressed image data Means, personal information storage means for storing personal information relating to a sender, and data adding means for adding the personal information stored in the personal information storage means in the user data area according to a predetermined format And transmission path connection means for inputting a connection identification code for data transmission, and with the connection destination code input from the transmission path connection means, performs connection between the connection destination and the data transmission path, and sets the data transmission path Transmission path control means for supplying the compressed image data via the control unit.

(Second configuration example) Transmission path control means for receiving compressed image data from a transmission path, user data area detection means for detecting a user data area from the received compressed image data, A personal information extracting means for extracting personal information in the user data area; an image expanding means for expanding the compressed image data; and a monitor for the personal information extracted by the personal information extracting means or an image expanded by the image expanding means. Image display means for displaying.

(Storage medium) Compressed image data in which personal information is inserted according to a predetermined format is stored in a user data area of the compressed image data created by the video signal processing apparatus of the first configuration example.

[0013]

1 and 2 are block diagrams showing an embodiment of an image processing apparatus according to the present invention. FIG. 3 shows an example in which personal information is described in a user data area according to the present embodiment, and FIGS. 4 and 5 are flowcharts showing operations.

An embodiment of the present invention will be described with reference to FIGS. In this embodiment, JPEG image compression processing technology, which is a still image compression standard, is used to create digital image compression data.

When transmitting the compressed image data via the transmission line 110, if the transmission line 110 is a telephone line, a telephone number is inputted from the transmission line connection means 106, and the transmission line control means 1
In step ST401, a connection is made to a destination device as shown in FIG. 2 (ST401).

The image signal processing device connected to the partner device captures an image signal from image input means 101 such as a CCD (ST402). The image compressing means 102 applies the ITU-T. A compression process is performed according to the JPEG compression algorithm determined in ST81 (ST
403). The user data area detecting means 103 detects a user data area which is permitted to be used by the user from the compressed image data (ST405 in the case of YES in ST404).

The data adding means 105 includes personal information on the sender stored in the personal information storage means 104, for example, a telephone number, an IP address, a name, and an address used as a personal identification code when connected via the Internet. Is added to the user data area in a predetermined format (ST406, ST40).
7).

Here, a predetermined format when data is added will be described. As shown in FIG. 3, each item is added to the user data area in combination with an identification code so that identification is possible.

For example, if the identification code indicating the telephone number is "T
EL: ", an identification code indicating an IP address when connecting to the Internet is" IP: ", an identification code indicating a name is" NAME: ", and an identification code indicating an address is" ADR ".
S: ”and the separation code of each item is“, ”the personal data described in the personal information storage unit 104 or the user data area is as follows.

TEL: 012-345-6789, I
P: abcd @ fghijk. co. jp, NAME:
Ichiro Yamada, ADRS: Yokohama City, Kanagawa Prefecture ... FIG. 3 shows an example in which such data is embedded in the user data area. This user data area is in the compressed image data, and is transmitted together with the compressed image data by the transmission path control unit 107 to the connection destination via the transmission path 110.

FIG. 2 is a block diagram showing the configuration on the receiving side of the compressed image data transmitted according to FIG. And
FIG. 5 is a flowchart showing the operation.

Upon receiving the image data transmitted from the partner device (ST501), the transmission path control means 201 detects the user data area of the image data.

The personal information extracting means 203 extracts personal information described in the user data area in a format as shown in FIG. 3 (in the case of YES in ST505 and ST506). The image decompression unit 204 decompresses the compressed image data from which the personal information has been extracted by using a JPEG decompression algorithm. The personal information extracted by the personal information extraction means 203 and the image signal expanded by the image expansion means 204 are displayed on the monitor 206 by the image display means 205 (ST509).

If personal information extracting means 203 cannot obtain personal information on the sender in accordance with a predetermined format (NO in ST506), sender identifying means 207 outputs the telephone number or IP address of the connection destination. Detect the sender identification code. The data embedding means 208 embeds the identified sender identification code in the user data area according to the format as shown in FIG. 3 (ST50).
7) The image data is stored in the image storage unit 209 together with the compressed image data (in the case of YES in ST510, ST511).

When the personal information is detected, it passes through the data embedding unit 208 and stores the received compressed image data including the personal information in the image storage unit 209 (ST).
In the case of yes of 510, ST511).

Each device shown in FIGS. 1 and 2 exists in the same device, and the transmission line 110 is utilized by utilizing the function of each device.
It is also possible to make a connection between the devices via the. That is,
The image compression data stored in the image storage unit 209 is expanded by the image expansion unit
When the image of the other party to be connected is confirmed on the monitor 206, by pressing a switch (not shown), the user data area is detected from the compressed image data stored in the image storage means 209, and For example, a telephone number is extracted, and the extracted telephone number is
And automatically connect the line.

If the partner device connected to the line does not have the image transmission function as described above, the image compression data in which the personal information of the partner is described in the user data area is previously stored in the image storage means 209 in the device. By saving,
Based on the telephone number of the other party extracted by the sender identification means 207, the corresponding image compression data is retrieved and read from the image storage means 209, decompressed and displayed on the monitor 206. In this case, personal information may also be displayed on the monitor 206.

Conversely, a keyword relating to a telephone number, a name, an address, and the like is input, and by searching the user data area in the compressed image data stored in the image storage means 209, the corresponding compressed image data is stored in the image. Means 2
After reading out and expanding the image from the
To be displayed. Based on this image, the transmission path control means 107 connects to the destination. In this case, personal information may also be displayed on the monitor 206.

As described above, by embedding the compressed image data including personal information in the image storage means (storage medium), a table or table format conventionally required for associating the compressed image data with the personal information is used. There is no need to build an image compression database.

Even when only the image storage means (storage medium) is stored in another device such as a personal computer, the database is updated and constructed because the image storage means automatically stores the compressed image data including personal information. No need.

Next, a method for storing the compressed image data transmitted and received by the present apparatus in the image storage means 209 (storage medium) will be described.

When storing the received compressed image data with a file name in the image storage means 209, the personal information extracted by the personal information extraction means 203 or the telephone number or IP address detected by the sender identification means 207 is used. A connection destination identification code such as an address is used.

In a storage device of a computer such as a hard disk or a floppy disk, the image compression data is stored in a hierarchical structure corresponding to a "directory" in the image storage means 2.
When storing the compressed image data 09, the compressed image data is classified and stored in a hierarchical structure using a part of the telephone number or IP address detected by the personal information extracting unit 203 or the sender identifying unit 207.

By saving the file as described above, the speed of searching for the compressed image data file can be increased. That is, when a telephone number or an IP address of an image compression data file to be searched is input, the input symbols are analyzed, a portion corresponding to the hierarchical structure and a portion corresponding to the file name are detected, and the directory is searched for the file name. This speeds up the search for the compressed image data file.

For example, the telephone number is stored in the sender identification means 207.
And the area code in a hierarchical structure (directory)
If the telephone number is “012-345-6789”, the directory name is “012”, and the file name is “345689.
jpg "(" jpg "is the extension of the JPEG file). Further, when an IP address used on the Internet is identified, a domain name and below are defined as a hierarchical structure (directory) name, and a user name is defined as a file name. When the IP address is “abcd@effghjk.co.jp”, the directory name is “efghjk-co-j”.
p "and the file name is" abcd.jpg ".

In the present embodiment, JPEG compression is used as an example in the image compression means 102. However, other digital compression or digital moving image compression such as MPEG, which is a moving image compression standard, may be used. Any hardware may be used, and the basic hardware configuration is the same as that shown in FIGS.

[0037]

As described above, according to the present invention, it is possible to automatically and immediately know who owns the compressed image data even when the compressed image data alone is transferred.

Further, the compressed image data can be stored in the storage medium in a state where the other party can be recognized.

[Brief description of the drawings]

FIG. 1 is a block diagram illustrating a configuration of a transmitting side of an embodiment of an image signal processing device according to the present invention.

FIG. 2 is a block diagram illustrating a configuration of a receiving side of the image signal processing apparatus according to an embodiment of the present invention.

FIG. 3 is a diagram in which personal information is added in a user data area according to the present invention.

FIG. 4 is a flowchart for explaining the operation of the transmission / transmission side (FIG. 1) of the embodiment of the image signal processing apparatus according to the present invention;

5 is a flowchart for explaining the operation of the receiving side (FIG. 2) of the embodiment of the image signal processing apparatus according to the present invention.

FIG. 6 is a block diagram illustrating a configuration of a conventional image signal processing device.

FIG. 7 is a diagram showing a configuration of an image compression database used in a conventional image signal processing device.

[Explanation of symbols]

101: Image input means, 102: Image compression means, 103: User data area detection means, 104
... personal information storage means, 105 ... data addition means, 106 ... transmission path connection means, 107 ... transmission path control means, 110 ... transmission path, 201 ... transmission path control means, 202: user data area detecting means, 2
03 ... Personal information extraction means, 204 ... Image decompression means, 205 ... Image display means, 206 ... Monitor, 207 ... Sender identification means, 208 ... Data embedding means, 209 ..Image storage means.

Claims (6)

[Claims] 1. An image input means, an image compression means for converting an image obtained from the image input means into image compression data, and a user data area detection means for detecting a user data area in the sequence of the image compression data. Personal information storage means in which personal information relating to the sender is stored; data addition means for adding the personal information stored in the personal information storage means in the user data area according to a predetermined format; Transmission path connection means for inputting a connection destination recognition code for data transmission, With the connection destination code input from the transmission path connection means, performs connection between the connection destination and the data transmission path, and via the data transmission path A video signal processing device comprising: a transmission path control unit for supplying the compressed image data. Transmission path control means for receiving compressed image data from a transmission path; user data area detection means for detecting a user data area from the received compressed image data; Personal information extracting means for extracting personal information, image expanding means for expanding the compressed image data, and image display means for displaying the personal information extracted by the personal information extracting means or the image expanded by the image expanding means on a monitor. A video signal processing device comprising: 3. A sender identification means for identifying an identification code on a transmission path of a sender, and when the personal information extraction means cannot detect personal information in the user data area, the personal information is obtained by the sender identification means. Data embedding means for embedding the identification code of the connection destination in the user data area in association with a specific code indicating the identification code of each item, and the image compression data or the data embedding means including the personal information 3. The video signal processing apparatus according to claim 2, further comprising: an image storage unit for storing compressed image data to which data corresponding to the connection destination identification code is added. 4. Based on the personal information stored in the image storage means or the data corresponding to the connection destination identification code, the transmission path control means is used to automatically determine the connection destination. The video signal processing device according to claim 2, wherein the video signal processing device is connected to a device. 5. When connected to a line, if the other party is a device that does not have an image transmission function, it is stored in the image storage means based on the connection destination identification code detected by the sender identification means. The image compression data corresponding to the identification code is searched for, the image compression data corresponding to the identification code is expanded by the image expansion means, and displayed on the monitor by the image display means. The video signal processing device according to the above. 6. A storage medium storing compressed image data in which personal information is inserted in a user data area of said compressed image data created by the video signal processing device according to a predetermined format.