JPH11136411A - Image synthesis method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an image composition method capable of easily overlapping the images of characters or the like on original images and compositing them. SOLUTION: An image 10 to be composited is read and stored in a memory beforehand and the stored image 10 is printed on a transparent sheet 11. Further, the printed transparent sheet 11 is read in the state of being overlapped on an original 13 and a composition image 14 is obtained.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an image synthesizing method in a facsimile machine or the like.

[0002]

2. Description of the Related Art Conventionally, in fax transmission and copying, etc.,
If the document to be read has an urgency or confidentiality such as "Urgent" or "Confidential", the document is directly sent to "Urgent" or "Confidential".
Pressing a stamp such as FAX transmission or copying.

[0003]

However, when stamping an original, there is no problem if "emergency" or "confidential" can be pressed using the margin of the original. "Urgent" or "Confidential" over characters and images
And the original itself becomes difficult to read. In some cases, it is not desirable to stamp the document itself, and it is not always a good method to directly attach these characters to the document.

An object of the present invention is to solve the above-mentioned problems and to provide an image synthesizing method which can easily superimpose an image such as a character on an original image and synthesize the image.

[0005]

According to the first aspect of the present invention, an image to be combined is read in advance, stored in a memory, and the stored image is printed on a transparent sheet. This is an image synthesizing method in which the transparent sheet thus obtained is read in a state of being superimposed on a document to obtain a synthetic image.

A second aspect of the present invention is an image synthesizing method in which an image to be synthesized is stored in a reading memory in advance, and the image data and the image data obtained by reading the document are synthesized in a dental manner in the apparatus.

According to a third aspect of the present invention, there is provided the image synthesizing method according to the first or second aspect, wherein an image to be synthesized is subjected to halftone processing in advance.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A preferred embodiment of the present invention will be described below in detail with reference to the accompanying drawings.

FIG. 1 shows an example in which a copy original is created by a facsimile machine, a copying machine or the like.
As shown in FIG. 2, a superimposed image 10 such as "SECRET" is read in advance by a scanner or the like, and this superimposed image 10 is
Printing is performed on a transparent sheet 11 such as a (projector) sheet.

At this time, the facsimile machine and the copying machine
The read superimposed image 10 is subjected to halftone processing, and is printed on the transparent sheet 11 such that the superimposed image 10 becomes gray visually to humans.

Next, a copy original 13 on which copy information 12 such as characters shown in FIG. 1B is printed, and a transparent sheet 11 on which a superimposed image 10 is printed are superimposed on each other. By reading,
As shown in FIG. 1C, copy information 1 of the copy original 13 is displayed.
A superimposed image 10 is superimposed on the image 2 to obtain a copy image 14 synthesized.

In this case, since the superimposed image 10 is grayed by the halftone processing, the characters and the like of the copy information 12 are less likely to be crushed or difficult to read in the superimposed image 10.

The copy image 14 is printed and the print image is transmitted by facsimile or the copy image 1
4 may be stored as it is in the image memory and transmitted by facsimile.

FIG. 2 shows an example in which a composite image is transmitted or copied by a facsimile machine. A composite image in which a superimposed image 10 such as "SECRET" shown in FIG. The original 15 is read, and the superimposed image 10 is stored in the image memory in advance.

The image 10 includes "SECRET", "U
Various patterns such as “RGENT”, “confidential”, and “urgent” are prepared and stored in the image memory. These patterns may be read by a user with a scanner, or may be pre-registered in a ROM or the like in the apparatus so that the user can select necessary patterns.

Next, information 1 such as characters is stored in the facsimile machine.
After setting the transmission document (or copy document) 17 on which 6 has been printed, selecting the combination and selecting the contents of the superimposed image 10 and performing transmission (or copying), FIG. As shown in the figure, an image 18 in which a halftone superimposed image 10 is combined with information 16 such as characters is received and printed (or a copy image 18 is printed) on the receiving side.

Next, a block circuit diagram of a reading and synthesizing apparatus such as a facsimile apparatus for obtaining the synthesized images 14 and 18 will be described with reference to FIG.

In FIG. 3, the system bus 20 has a C
The PU 21 controls the CCD 22 for reading the original, controls the A / D conversion of the image from the CCD 22 and performs an image processing IC circuit 23 for binarization and halftone processing, a codec 24 for encoding image information, and a codec 24 for encoding the image information. An image memory 25 for storing image data, a page memory 26 for storing image information of one page obtained by decoding information in the image memory 25 by the codec 24, and a printer 27 for printing the image information stored in the page memory 26 are connected. Thus, an image reading / synthesizing device is configured.

Although not shown in FIG. 3, a facsimile apparatus is constructed by connecting a modem for facsimile transmitting image information stored in the page memory 26, a line control circuit, a ROM storing a control program, and the like. .

The original is read by the CCD 22, A / D converted by the image processing IC circuit 23, and binarized. The original encoded by the codec 24 is stored in the image memory 25. This image memory 25 has the contents shown in FIGS.
The superimposed image 10 described in (1) is stored after being subjected to halftone processing.
2 and 16 are stored.

At the time of printing, the information 12 (or 16) stored in the image memory 25 is decoded and stored in the page memory 26 by the codec 24, and the halftone-processed superimposed image 10 is decoded in the same manner as described above. And the information 12 stored in the page memory 26.
(Or 16) The superimposed image 10 is
They are superimposed and combined by R processing.

The composite image stored in the page memory 26 is output to the printer 27 and printed. In the case of FAX transmission, the image is again encoded by the codec 24 as composite image information and then transmitted to the receiving side.

Next, the flowchart of FIG. 1 will be described with reference to FIG.

In FIG. 4A, at the start 30 of OHP printing, first, a superimposed image document is set on a scanner or the like, and it is determined in step 1 whether or not image reading has been started. If (yes), the image reading 31 is performed, the read image is subjected to halftone processing 32, and then the halftone-processed superimposed image is printed 33 on a transparent sheet such as an OHP sheet, and FIG. End control 3
4

Next, in FIG. 4B, FAX transmission / copy is started 35. In this case, first, the OH shown in FIG.
The P sheet 11 and the original 13 shown in FIG. 1B are superimposed and set on a scanner or the like, and it is determined in step 2 whether or not the start key for reading is pressed.
s) Then, in step 3, it is determined whether the mode is the FAX mode. If the mode is the FAX mode (yes), the read composite image is stored in the image reading memory 37, the destination is dialed 38, and the image is stored in the image reading memory. FAX transmission 39 of the combined image is performed, and control is terminated 40.

In the copy mode (no), the read composite image is stored 41 in the image reading memory, and the stored composite image is printed 42.
Then, the control is ended 40.

FIG. 5 shows the flowchart of FIG.

First, a superimposed image document is set on a scanner or the like in order to store various patterns of the superimposed image 10 in FIG. 2A, and an image storage mode is started 45. It is determined whether or not the image reading has been started. If the image reading has been started (yes), an image reading 46 is performed, a halftone process 47 of the read image is performed, and this is encoded and stored in the memory. 48, and the control is ended 49.

Next, in FIG. 5B, when the facsimile / copy operation is started 50, the original 17 shown in FIG. 2B is set on a scanner or the like, and whether or not the reading start key is pressed in step 2 is determined. Is determined, and if pressed (y
es) Next, in step 3, it is determined whether the mode is the FAX mode. If the mode is the FAX mode (yes), the image of the document 17 is read and encoded, and then stored in the memory 51.
Then, decoding 52 for synthesizing the original image and the superimposed image is performed to obtain a synthesized image, re-encoding for transmission is performed, and stored in a memory 53. Then, the re-encoded composite image stored in the memory is transmitted by facsimile 55, and the control is terminated 56.

In the copy mode (no) in the judgment of step 3, the image of the document 17 is read and encoded, then stored in the memory 57, and decoded for synthesizing the document image and the superimposed image. 58 is performed to obtain a composite image 59, which is printed 60 and the control is terminated 56
I do.

The superimpose image 10 in the flow of FIG. 5A is selected by providing a selection button on the operation panel of the facsimile machine. At this time, the superimpose image 10 is displayed on the liquid crystal display of the operation panel. The information may be displayed on a panel. Also superimposed image 1
0 may be such that a plurality of registered patterns can be combined into one original. Further, the image 10 is previously stored in the RO in the apparatus.
M, etc., so that the user can select and use them.

[0032]

As described above, according to the present invention, the superimposed image is printed on a transparent sheet and is superimposed on the original, so that the user can freely adjust the superimposed position. Further, the user can freely combine the superimposed image registered in advance by the user with the transmission original or the copy original. Further, the halftone processing of the superimposed image prevents the original from being difficult to read even when it is superimposed.

[Brief description of the drawings]

FIG. 1 is a diagram showing an embodiment of the present invention.

FIG. 2 is a diagram showing another embodiment of the present invention.

FIG. 3 is a diagram showing a block circuit of a reading device according to the present invention.

FIG. 4 is a diagram showing a flowchart of the image combining of FIG. 1;

FIG. 5 is a diagram showing a flowchart of the image combining of FIG. 2;

[Explanation of symbols]

 10 Superimposed image 11 Transparent sheet 13 Original 14 Synthetic image

Claims (3)

[Claims] An image to be combined is read in advance and stored in a memory, the stored image is printed on a transparent sheet, and the printed transparent sheet is read in a state of being superimposed on a document to obtain a combined image. Characteristic image synthesis method. 2. An image synthesizing method, comprising: storing an image to be synthesized in a reading memory in advance; and synthesizing the image data with image data obtained by reading a document. 3. The image synthesizing method according to claim 1, wherein the image to be synthesized is subjected to halftone processing in advance.