JPH0588497A - Color image processing device - Google Patents

Abstract

PURPOSE:To provide a color image processing device to which a user can designate a desired marker color speedily in a simple operation and by which false judgment on the designated marker color can be also prevented. CONSTITUTION:A color recognizing circuit 302b identifies a designated color from this color signal by means of a marker color control circuit 304, and a patternizing circuit 302c patternizes a color identified by means of the color recognizing circuit 302b according to a pattern designated by means of the marker color control circuit 304. A CPU 305c has red, blue and green as reference colors, and a circular color plane of the intermediate color between the respective reference colors is displayed on an operation section Al, and the mark color control circuit 304 indicates the color designated in this color plane to the color recognizing circuit 302b.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an image processing apparatus such as a digital copying machine, an image scanner or a facsimile apparatus, and more particularly to a color image processing apparatus for designating a marker color and performing a marker process.

[0002]

2. Description of the Related Art Conventionally, a color image processing apparatus of this type, for example, a digital copying machine, performs marker processing by designating a chromatic color or a specific color as a marker when the marker processing is performed by designating a marker color. It is configured to form an image.

[0003]

However, in the conventional copying machine that specifies the chromatic color as a marker, if there is a chromatic color different from the specified marker color on the document, this color is also erroneously determined as a marker. There was a problem. Further, there is a problem that the image in the marker area cannot be color-patterned. Further, when a specific color is designated as a marker, the conventional method cannot specify a delicate color desired by the user as the specific color, or an erroneous determination occurs with respect to the designated marker color. was there.

In view of the above conventional problems, the present invention can quickly specify a marker color with a simple operation, and can specify a delicate marker color desired by the user, and the color of the specified marker can be specified. It is an object of the present invention to provide a color image processing device capable of preventing erroneous determination of.

[0005]

In order to achieve the above object, the present invention comprises a display means for displaying a color plane and a designating means for designating a color of a marker on the color plane displayed by the display means. Image processing means for processing the original image with the color of the marker designated by the designating means.

[0006]

According to the present invention, since the color of the marker is designated by the color plane according to the above configuration, the user can designate the desired color of the marker while looking at the color plane. Further, since the marker processing is performed according to the color of the color plane, it is possible to prevent erroneous determination of the color of the designated marker.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. 1 is a block diagram showing a processing system configuration of a digital copying apparatus as an embodiment of a color image processing apparatus according to the present invention, FIG. 2 is a perspective view showing the copying apparatus of FIG. 1, and FIG.
4 is a block diagram showing the copying apparatus of FIG. 2 in detail, and FIGS.
2 is a plan view showing the operation unit of the copying apparatus shown in FIGS. 2 and 3, and FIG. 8 is an explanatory view showing a marker color designation screen of the operation unit shown in FIG.
9 and 10 are explanatory views showing various screens of the marker color designation screen of FIG. 8, and FIG. 11 is a flowchart for explaining the operation of the color image processing apparatus of FIG.

First, the digital copying apparatus of this embodiment will be described with reference to FIGS. This copying apparatus has a reader unit A for reading a document image, and a printer unit B for forming an image read by the reader unit A on a recording medium such as paper. An operation unit A1 as shown in detail is provided.

The detailed structure of the reader unit A will be described with reference to FIG. 3. An original document (not shown) is placed on the original platen glass 3 with its reading surface facing downward, and the original document cover 4 is used to set the original platen. It is pressed onto the glass 3. The reading surface of the original is illuminated by the fluorescent lamp 2, and the reflected light is imaged and read on the light receiving surface of the CCD sensor 301b by the mirrors 7, 5 and the lens 6, and is read by the color image processing apparatus as shown in FIG. It is processed. Incidentally, the mirror 7,
5 moves in the sub-scanning direction AR at a speed ratio of 2: 1.

The image signal processed by the color image processing apparatus shown in FIG. 1 is scanned by the laser scanning optical system unit 25 of the printer unit B and reflected by the mirror 24, and its electrostatic latent image is formed on the photoconductor 8. It is formed. still,
Although the detailed configuration of the laser scanning optical system unit 25 is omitted in the drawing, as is well known, a semiconductor laser unit, a collimator unit, a rotating polyhedral mirror (polygon mirror), an F-θ lens, and a correction optical system. Etc.

The photosensitive member 8 rotates in the clockwise direction in the drawing, around which the front static eliminator 9, the front static eliminator lamp 10, the primary charger 11, the secondary charger 12 are provided. A pre-exposure lamp 13, a developing device 14, a transfer charger 19, a separation roller 20 and the like are arranged. The copy paper (transfer paper) is conveyed from the paper feed cassette 15 by the paper feed roller 16 and the paper feed guide 17, and is conveyed by the registration roller 18 to the position of the transfer charger 19 in synchronization with the toner image on the photoconductor 8. The separation roller 20, the conveyance guide 21,
It is discharged onto the tray 23 via the fixing device 22. The photoconductor 8 and the copy sheet transport mechanism are, for example, 150 mm /
It is driven at a speed of sec.

Next, referring to FIG. 4 to FIG. 7, the operating portion A1
The detailed configuration of will be described. FIG. 4 shows the overall configuration, and FIGS. 5 to 7 are enlarged views showing B to D regions in FIG. 4, respectively. As shown in detail in FIG.
Is used to input numerical values such as the number of copies and zoom magnification, and is used for the liquid crystal color display panel and touch panel 20.
Reference numeral 2 is used to inform the operator of the operating method for setting various conditions such as the copy mode of the copying apparatus, the paper size, the copy magnification, etc., and FIGS. A screen for designating the color of the marker as shown in 10 is selectively displayed.

A reset key 203 is used to initialize the currently set mode, and a clear / stop key 204 is used to stop the copying operation or to set the number of copies via the ten keys 201. Used to clear numerical values, copy start key 205
Is used to initiate the copy operation. The paper selection key 206 is used to select a paper size,
The paper size selected via the paper selection key 206 is displayed on the display panel 202.

The density adjustment key 207 is used to adjust the copy density, and the copy density adjusted via the density adjustment key 207 is 9 light emitting diodes (LE).
D) Displayed via 208. Document type selection key 20
Reference numeral 9 is used to select a character mode, a photo mode, or a character / photo mode according to the image quality of the original. In the mode selected via the original type selection key 209, one of the three LEDs 210 lights up. It is displayed by doing.

The control key 211 is an OK key 21.
2, an up arrow key 213, a down arrow key 214, a right arrow key 215, and a left arrow key 216, which are used to move the cursor on the liquid crystal color display panel and the touch panel 202 and set various modes. Used for.
The rotary knob 217 will be described later. The fixed-size variable / magnification key 219 is used for enlarging / reducing from a fixed size to a fixed size or setting the same size.

As shown in detail in FIG. 5, the center move key 220 is used to move the image of the original document to the center of the copy sheet for copying.
LED22 when this mode is set by
0a lights up. The zoom key 221 is, for example, 25% to
Used to set the copy magnification in units of 1% in the range of 400%, vertical / horizontal independent zoom key 222
Is used to set the copy magnification independently in the vertical and horizontal directions in units of 1% in the range of 25% to 400%. The auto zoom key 223 is used to select a mode in which the magnification is automatically set according to the sizes of the original and copy paper.

The binding margin key 224 is used to move the image of the document to the left and right of the copy sheet to generate a binding margin, and the area designation key 225 is used to copy the document image using a region designating means such as an editor. Used to specify the area of the. The filter key 226 is used to adjust the delicate color balance, and the partial processing key 227 is used to partially process the area of the original image in the marker processing. The color pattern processing key 228 is used to set a color pattern, and the marker key 229 is also used.
Is used to specify the color of the marker as described below.

Next, the detailed construction of the digital copying apparatus of this embodiment will be described with reference to FIG. The image of the original 300 is C
The R, G, and B color signals read by the CD sensor 301b (CCD1 in FIG. 3) are A / D converter 301.
image processing unit 302 after being converted into a digital signal by c
Is output to. In the image processing unit 302, first, the shading correction circuit 302a performs correction according to the characteristics of the optical system and variations in the sensitivity of the CCD sensor 301b.
Then, the color recognition circuit 302b determines the color designated by the marker color control circuit 304 from the color signal. Then, the patterning circuit 302c at the next stage is the color recognition circuit 30.
The color discriminated by 2b is patterned by the pattern designated by the marker color control circuit 304.

Then, the light color density conversion circuit 302d converts the signals into yellow, magenta, and cyan signals, which are edited by the image editing unit 302e and output from the image processing unit 302 to the image recording unit 302. The image editing unit 302e
Edits an image under the control of the data processing circuit 306,
Further, the image recording unit 302 includes a control circuit such as a motor for carrying a transfer sheet as shown in FIG. 3, a control circuit for the laser scanning optical system unit 25 for writing an electrostatic latent image on the photoconductor 8 and a development control circuit. Etc.

The microprocessor 305 includes a CPU (central processing unit) 305c and a ROM (read only memory).
305a, RAM (random access memory) 305b
And the like, and the above-mentioned image reading unit 301, image processing unit 302, image recording unit 303, marker color control circuit 304,
The data processing circuit 306 and the operation unit A1 are controlled, and the digitizer 307 for the liquid crystal color display panel and the touch panel 202, the IC card 308, and the like are controlled to control the copying apparatus as a whole in a sequential manner.

Next, the operation of the above embodiment will be described with reference to FIGS. Marker key 22 of operation unit A1 in FIG.
When 9 is pressed, a marker color designation screen as shown in FIG. 8 is displayed on the panel 202 (steps S1 and S in FIG. 11).
2). This marker color specification screen displays red, blue, and
It has a circular color plane 401 that displays green and displays between each reference color with its intermediate color. This screen also has a designated number area 402 indicating a mode for designating a marker color number.
A designated area area 403 indicating the designated area mode, a memory calling area 404 indicating the memory calling mode, a memory registration area 405 indicating the memory registration mode, an end area 406 indicating the end of the marker color designation mode, and registration. A registration number area 407 for displaying a number and a setting number area 408 for displaying a setting number are displayed.

Areas 402 to 406 showing the above modes
Is selected each time the up and down arrow keys 213 and 214 of the operation unit A1 are pressed. On the screens shown in FIGS. 8 and 9A, the mode for designating the marker color number is selected and the arrow is designated. It is displayed in the number area 402. In this mode, the numeric keypad 201 (or the left and right arrow keys 21
5, 216), the marker color number can be registered, and this number is stored in the RAM 305b (step S4).

As shown in FIG. 9B, when the designated area mode is selected and an arrow is displayed in the designated area area 403, first, for example, one line 401a is placed at the red position. It is displayed along the radial direction of the circle of the color plane 401. When the left and right arrow keys 215 and 216 are operated in this state, as shown in FIG. 9C, the line 401a is reached up to the position which is the start point of the marker color area to be designated in that direction.
The start point position is designated by moving (steps S7 and S8). Next, when the OK key 212 is pressed (step S6), the line 401a is displayed as shown in FIG.
The area of the color plane 401 from the red position to the designated start position is highlighted (or blinked).

Then, when the left and right arrow keys 215 and 216 are operated, as shown in FIG. 10E, the line 4 is reached along the direction to the end point of the marker color area to be designated.
The end point position is designated by moving 01a (steps S7 and S8). Next, when the OK key 212 is pressed (step S6), the area between the start point position and the end point position (for example, the area between purple and orange) is highlighted (or blinks) as shown in FIG. 10 (f). ) (Step S9,
S11).

On the other hand, as shown in FIG. 10G, the memory recall mode is selected and the arrow indicates the memory recall area 404.
If it is displayed on the screen, the number set by the ten keys 201 is displayed (step S12), and the OK key 21
When 2 is pressed (step S13), if the number is already registered, the registration number is displayed in the area 407 (steps S14 and S15). If the input number is not registered, the input number is made to blink in the area 407.

Then, as shown in FIG. 10H, the memory registration mode is selected and the arrow indicates the memory registration area 405.
If the number is displayed on the numeric keypad 201,
When the OK key 212 is pressed (step S17), the registration number is displayed in the area 408 and the color area is stored correspondingly in the RAM 305b (step S16).
If the registration number is already registered, the area 408 is made to blink, and if the OK key 212 is pressed in this state, the registered number is overwritten.

As shown in FIG. 10 (i), the up / down arrow keys 213 and 21 indicate that the marker color designation mode is completed.
4 is selected and displayed in the end area 406, the OK key 212 is pressed (step S1).
9) and terminates this marker color designation mode (step S1
9) returns to the standard screen as shown in FIG.

Therefore, according to the above embodiment, since the color plane 401 is displayed and the user can specify the color of the marker while looking at the color plane 401, the user can specify the desired color. Moreover, it is possible to prevent the erroneous determination of the designated marker.

Next, a second embodiment will be described. 12
Is an explanatory view showing a marker color designation screen in the second embodiment, and FIGS. 13 and 14 are explanatory diagrams showing various screens of the marker color designation screen of FIG. Although the color of the color plane 401 is fixed and displayed in the first embodiment,
In the second embodiment, as shown in FIG. 12, two color planes 601 and 610 having different radii are displayed concentrically, and the outer color plane 601 is rotated according to the designation of the color. There is. The marks P1 and P2 on the color plane 601
Is for ease of explanation and is not actually displayed. The other areas 402 to 408 are the same as those in the first embodiment.

First, as in the case of the first embodiment, the areas 402 to 406 indicating the respective modes are selected each time the up and down arrow keys 213 and 214 of the operation section A1 are pressed, and the areas shown in FIG.
On the screen shown in FIG. 13A, the mode (area 402) for designating the marker color number is selected and displayed to that effect by an arrow (step S3 in FIG. 11). In this mode, the numeric keypad 201 (or left / right arrow keys 2
15, 216), the marker color number can be registered, and this number is stored in the RAM 305b (step S4).

Then, as shown in FIG. 13B, when the designated area mode (area 403) is selected, first, for example, one line 610a is formed in the red position on the inner color plane 610. Display along the radial direction of the circle. When the left and right arrow keys 215 and 216 are operated in this state, as shown in FIG. 13C, the outer color plane 61 reaches a position which should be the start point of the marker area to be designated in that direction.
The start point position is designated by rotating 0 (steps S7 and S8). Next, when the OK key 212 is pressed (step S6), the red position line 610a to the designated position line 610b as shown in FIG. 13D and FIG. 14E.
The area of the outer color plane 610 up to is highlighted (or blinked).

Next, when the left and right arrow keys 215 and 216 are operated, as shown in FIGS. 14 (e) and 14 (f), the outer color is reached along the direction to the end point of the marker color area to be designated. The end point position is designated by rotating the plane 610 (steps S7 and S8). Next, when the OK key 212 is pressed (step S6), the area between the start point position and the end point position is highlighted (or blinked) (steps S9 and S11).

Further, as shown in FIG. 14G, when the memory recall mode (area 404) is selected, the number set by the ten keys 201 is displayed (step S12), and the OK key 212 is pressed. When pressed (step S13), if the number is already registered, the registration number is displayed in the area 407 (steps S14 and S1).
5). If the input number is not registered, the input number is made to blink in the area 407.

When the memory registration mode (area 405) is selected as shown in FIG. 14 (h), the registration number is set by the ten keys 201 (step S16), and then the OK key 212 is pressed. When this is done (step S17), this registration number is displayed in area 408, and the color area is correspondingly stored in RAM 305b (step S16). If the registration number is already registered, the area 408 is made to blink, and if the OK key 212 is pressed in this state, the registered number is overwritten.

Further, as shown in FIG. 14I, when the end of the marker color designation mode (area 406) is selected by the up and down arrow keys 213 and 214 and the OK key 212 is pressed (step S19), This marker color designation mode is terminated (step S19), and the standard screen as shown in FIG. 6 is returned to.

Therefore, also in the second embodiment, two color planes 601 and 610 having different radii are displayed concentrically, and the outer color plane 601 is rotated according to the designation of the color. Since the color of the marker can be specified while looking at the color planes 601, 610, the user can therefore specify the desired color, and
It is possible to prevent erroneous determination of the designated marker.

FIG. 15 is a flow chart for explaining the third embodiment. In the first and second embodiments,
Although the color of the marker is designated by the left and right arrow keys 215, 216, it is designated by the rotary knob 217 in the third embodiment. That is, in step 7a shown in FIG. 15, the rotary knob 21
When 7 rotates, the colors of the color planes 401 and 601 are designated according to the rotation direction and the rotation angle. Since the other operations in FIG. 15 are the same as those shown in FIG. 7,
The same step numbers are given and the description thereof is omitted.

Therefore, in the third embodiment, since the user can rotate the rotary knob 217 to specify the color of the marker while looking at the circular color planes 401 and 601, the operation can be simplified. it can.

[0039]

As described above, according to the present invention, the display means for displaying the color plane, the designating means for designating the color of the marker on the color plane displayed by the display means, and the designating means are provided. Since it has an image processing means for processing an original image with a designated marker color, it is possible to quickly designate a marker color by a simple operation using a color plane, and therefore to designate a delicate marker color desired by the user. You can Further, since the marker processing is performed according to the color of the color plane, it is possible to prevent erroneous determination of the color of the designated marker.

[Brief description of drawings]

FIG. 1 is a block diagram showing a processing system configuration of a digital copying machine as an embodiment of a color image processing apparatus according to the present invention.

FIG. 2 is a perspective view showing the copying apparatus of FIG.

FIG. 3 is a detailed configuration diagram of the copying apparatus of FIG.

FIG. 4 is a plan view showing an operation unit of the copying apparatus shown in FIGS. 2 and 3.

5 is a plan view showing an operation unit of the copying apparatus shown in FIGS. 2 and 3. FIG.

6 is a plan view showing an operation unit of the copying apparatus shown in FIGS. 2 and 3. FIG.

7 is a plan view showing an operation unit of the copying apparatus shown in FIGS. 2 and 3. FIG.

FIG. 8 is an explanatory diagram showing a marker color designation screen of the operation unit of FIGS. 4 to 7;

FIG. 9 is an explanatory diagram showing various types of marker color designation screens.

FIG. 10 is an explanatory diagram showing various types of marker color designation screens.

11 is a flow chart for explaining the operation of the color image processing apparatus of FIG.

FIG. 12 is an explanatory diagram showing a marker color designation screen in the second embodiment.

13 is an explanatory diagram showing various screens of the marker color designation screen of FIG.

14 is an explanatory diagram showing various screens of the marker color designation screen of FIG.

FIG. 15 is a flowchart for explaining a third embodiment.

[Explanation of symbols]

 A1 operation unit 202 liquid crystal color display panel and touch panel 215, 216 arrow keys 217 rotary knob 302b color recognition circuit 302c patterning circuit 304 marker color control circuit 305 microprocessor 401, 601, 610 color plane

Claims (1)

[Claims] 1. A display unit for displaying a color plane, a designation unit for designating a color of a marker on the color plane displayed by the display unit, and an original image by a color of the marker designated by the designation unit. A color image processing apparatus having image processing means for processing.