JP2509987B2 - Work station - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Outline] Regarding a workstation having a function of displaying a still image and a moving image, the display position of the moving image is changed by using a pointing device, or one screen of moving image information is used as still image information. For the purpose of providing a workstation that can be taken out, edited, and displayed again as a still image, a workstation system that has window system software that can receive events related to input devices and windows and software for movie display are available. The display system of the workstation and the video signal are input, and the output switching unit switches the display output and the video signal input to display the image on the display. Software and the video display software Each software is provided with a transmission / reception function capable of mutual transmission / reception, and an interface unit capable of communicating with the image processor and the system bus of the workstation unit for transmission / reception between the window system software and the moving image display software. Is provided.

[Industrial applications]

INDUSTRIAL APPLICABILITY The present invention has a function of displaying a still image and a moving image, changes the display position of the moving image using a pointing device (mouse, etc.), extracts one screen of moving image information as still image information, and edits it. However, it relates to a workstation that can be displayed as a still image again.

[Conventional technology]

 A conventional example will be described below with reference to the drawings.

FIG. 13 is a block diagram showing a configuration of a conventional work station, FIG. 14 is a software configuration diagram of an example window system, and FIG. 15 is a software configuration diagram of moving image display of an example image processor. FIG. 16 is a diagram showing the input information of the display position input section of one example, and FIG. 17 is a screen display explanatory diagram by the output switching of the image processor of one example.

In FIG. 13, 2-1 is a workstation unit, 4 is an output switching unit, 5 is a bitmap display, 6-1 is an image processor, 11 is a keyboard, 12 is a mouse, 13 is a hard disk, 14 is a buffer memory, and 15 is Disk controller, 16 and 21 are processors, 17 'and 22' are main memory,
Reference numerals 18 to 20 are frame buffers, 23 is a display position input section, a main memory 17 'of the work station section 2-1 stores window system software, and the main memory of the image processor 6-1. The movie display software is stored in 22 '.

The window system software configuration is shown below.
As shown in Figure 14, there is a hardware I / O process that manages I / O with various devices such as pointers and displays in the lowest layer, and the position of windows and the identification of applications that use windows are on it. , There is a window event management that notifies the application of the events related to windows and the events related to various devices, and there is an application that performs a human interface at the highest level.

The configuration of the video display software is shown in Fig. 15, and it is a display that has a function to give instructions regarding the display position and size to the output switching section and a function that has the position and size information of the video being displayed. It consists of management and, if necessary, an application that requests position and size for display management.

In FIG. 13, the image processor 6-1 stores the image information of the display output from the frame buffer 18 of the work station section 2-1 in the frame buffer 19 at any time, and the moving image information from the video input is stored in the frame buffer.
Store in 20.

In this case, when a person uses the display position input unit 23 to indicate at which position on the screen the moving image information stored in the frame buffer 20 is to be displayed, that effect is output by the moving image display software by the output switching unit 4 Be transmitted to.

Here, it is assumed that the display is made in the portion shown in A of FIG. 17, and when the position and size shown in FIG. 16 are inputted from the display position input unit 23, the output switching unit 4 makes the frame buffer 19
The lower right information from the upper left A bit information stored in the screen is sequentially sent to and displayed on the bitmap display 5, and when the X coordinate is 450 and the Y coordinate is point B, it is 600 horizontal. ,
During vertical 500, the output switching unit 4 displays the switching moving image so that the moving image information stored in the frame buffer 20 is sent to the bit-up display 5.

[Problems to be Solved by the Invention]

It is possible to display a video in this way,
Since the moving image display position and size are determined by the dedicated display position input unit 23, the window system software and the moving image display software were operating independently.

For this reason, it is possible to move a still image using a pointing device such as a mouse, but it is not possible to change the display position of the moving image, and one screen of moving image information can be moved. There is a problem that minutes cannot be extracted as still image information, edited, and displayed again as a still image.

It is an object of the present invention to provide a workstation that can change the display position of a moving image using a pointing device, extract one screen of moving image information as still image information, edit it, and display it again as a still image. .

[Means for solving the problem]

 FIG. 1 is a block diagram of the principle of the present invention.

As shown in FIG. 1, a workstation 2 having window system software 1 capable of receiving events related to input devices and windows, and a moving image display software 3 having a display output of the workstation 2 are provided. A video signal is input, and the output switching unit 4 switches between the display output and the video signal input, and in the workstation having the image processor 6 for displaying on the display 5, the software 1 of the window system and the Each of the video display software 3 is provided with transmission / reception functions 7 and 8 that can transmit and receive each other.

Further, the image processor 6 is provided with an interface section 9 capable of communicating with the system bus of the workstation section 2 for transmission / reception between the window system software 1 and the moving image display software 3.

[Action]

According to the present invention, each of the window system software 1 and the moving image display software 3 is provided with transmission / reception functions 7 and 8 capable of mutually transmitting / receiving, and the window system software 1 and the moving image display software 3 are provided. An interface unit 9 that enables the image processor 6 to communicate with the system bus of the workstation unit 2 for transmission and reception between the two.
Since a moving image is instructed using a pointing device, the transmitting / receiving function 7 of the window system software 1 notifies the moving image display software 3 via the system bus and interface unit 9. It

When the window system software 1 instructs the moving image display software 3 to freeze the image, the moving image display software 3 extracts the image information and sends it to the window system software 1.

Therefore, if you edit with the window system software 1 and instruct the display to the video display software 3,
The edited still image can be displayed.

〔Example〕

 Hereinafter, embodiments of the present invention will be described with reference to the drawings.

2 is a block diagram of the workstation of the embodiment of the present invention, FIG. 3 is a screen view of a text display window and a moving image display window of the embodiment of the present invention, and FIG. 4 is a window system in the case of FIG. Data diagram of window / event management of software, FIG. 5 is a data diagram of display management of moving image display software in the case of FIG. 3, and FIG. 6 is a processing sequence when the display of FIG. 3 is performed. .

Referring to FIG. 2, the difference from the configuration of the work station shown in FIG. 13 will be described. The window system software 1 stored in the main memory 17 and the moving image display software 3 stored in the main memory 22. Each application has a transmission / reception function, and the image processor 6 communicates with the system bus of the workstation 2 in order to transmit / receive between the window system software 1 and the moving image display software 3. The point is that the interface unit 9 that can be used is provided.

Therefore, as shown in FIG. 3, the text is displayed in the text display window of the coordinates and size shown in the window ID, 1 of the window / event management data diagram in FIG. 4, and the coordinates and size shown in the window ID, 2 are displayed. A case of displaying a moving image in the moving image display window will be described with reference to FIG.

As shown in step 1 in the text display process 8, the application of the window system software 1 specifies the window ID, position 1 and size of window ID 1 in FIG. 4 for window event management and opens the window. Request.

At this time, window event management is window ID, 1
Stores the data of.

Next, in step 2, a text display request is made to the window event management by designating the character font and the upper left coordinates of the window ID, 1.

Then, this request is the frame buffer memory of FIG.
Input to the output switching unit 4 via the frame buffer 19.

On the other hand, in the process 2 for displaying the moving image of the application of the software 1 of the window system, step 3
Then, the window open request is made to the window event management by designating the position and size of the window ID, 2 in FIG.

At this time, the window event management is this window I
Data D and 2 are stored, and in step 4, the image processor 6 is instructed about the window ID, 2 in FIG. 4 and the position and size in this case, and a moving image display request is made.

This request is input to the image processor 6 via the system bus and interface unit 9 shown in FIG.

Then, the application of the moving picture display software 3 stored in the main memory 22 passes the window ID, 2 and the position and size in this case in step 5, and sends a moving picture display request to the display management.

Then, in the display management, in step 6, the passed information is stored as shown in FIG. 5, and the output switching unit 4 is instructed about the coordinates and size shown in FIG.

Then, in step 7, the text is displayed in the text display window of FIG. 3 and the moving image is displayed in the moving image display window.

 Next, movement of the moving image display window will be described.

FIG. 7 is a screen diagram when the moving image display window of the embodiment of the present invention is moved, FIG. 8 is a data diagram of window event management after window movement in the case of FIG. 7, and FIG. 9 is FIG. In the case of, the data management of the display management of the moving image display software after moving the window is shown in FIG. 10, and FIG. 10 is the processing sequence when the display in FIG. 7 is performed.

 Description will be given below in accordance with the sequence of FIG.

In step 1, as shown by the arrow in FIG. 7, when the user moves the pointer over the moving image window, presses the mouse button, and moves the pointer and releases the button, a button press notification, a move notification, and a button release notification are issued. , From the hardware input / output processing of the software 1 of the window system to the window event management, and further notified to the process 2 of the application.

Then, in step 2, since the coordinates of the pointer are included in each notification, use them to display the window shown in FIG.
A move request is issued to the window event management by designating a new position indicated by ID, 2.

Then, the window event management updates the data as shown in window ID, 2 in FIG. 8 and proceeds to step 3.

In step 3, the image processor 6 is requested to move by designating the window ID, 2 in FIG. 8 and the coordinates and size in this case.

This move request is input to the image processor 6 via the system bus and the interface unit 9.

Then, in step 4, the application of the moving picture display software 3 sends the moving picture moving request to the display management, passing the window ID, 2 and the coordinates and size in this case.

Then, in step 5, the display management updates the data in the passed information as shown in FIG. 9, instructs the output switching unit 4 to the new coordinates and size, and transmits the display request.

Then, in step 6, it is displayed at the moved position as shown in FIG.

Next, a case will be described in which one screen is extracted from the moving image information as still image information, processed, and then displayed again as a still image.

FIG. 11 is a screen diagram when a moving image of the embodiment of the present invention is made into a still image and edited, and FIG. 12 is a processing sequence when the display shown in the lower part of FIG. 11 (B) is performed.

 Description will be given below in accordance with the sequence of FIG.

Using the moving image display process 2 of the application of the software 1 of the window system, in step 1, the image processor 6 is instructed the window ID, 2 and the position size shown in FIG.

Then, the application of the video display software 3 of the image processor 6 displays the window to the display management.
Pass the ID, 2 and position size and send the video retrieval request.

Then, in step 3, the display management transmits a display end request to the output switching unit 4 and sets the screen displayed on the bitmap display 5 as a still image.

After that, the window ID, 2 and position size data shown in FIG. 9 are cleared, and the image data of one screen marked with a circle in the moving image display window of FIG. It is sent to the application of software 1.

Then, the moving image display process 2 of the application of the software 1 of the window system stores the received image data in the main memory 22, and the application additionally edits the image data (may be processing), and in step 5, the window is displayed. The event management is notified of the window ID, 2 and position, size, and start address of the main memory 20 storing the added still image data as shown in FIG. 9, and issues a still image display request.

Then, in step 6, it is displayed as shown in the still image display window at the bottom of FIG. 11 (B).

〔The invention's effect〕

As described in detail above, according to the present invention, the display position of a moving image is changed using a pointing device, or one screen of moving image information is taken out as still image information, edited, and then displayed as a still image again. There is an effect that can be done.

[Brief description of drawings]

1 is a block diagram of the principle of the present invention, FIG. 2 is a block diagram of a workstation of the embodiment of the present invention, FIG. 3 is a screen view of a text display window and a moving image display window of the embodiment of the present invention, and FIG. FIG. 5 is a data diagram of window event management of window system software in the case of FIG. 3, FIG. 5 is a data diagram of display management of moving image display software in the case of FIG. 3, and FIG. FIG. 7 shows a processing sequence when displaying the figure, FIG. 7 shows a screen view when the moving image display window of the embodiment of the present invention is moved, and FIG. 8 shows window event management after moving the window in the case of FIG. FIG. 9 is a data diagram, FIG. 9 is a data diagram of display management of moving image display software after window movement in the case of FIG. 7, FIG. 10 is a processing sequence when the display of FIG. 7 is performed, and FIG. 11 is a book. Fruit of invention Fig. 12 is a screen diagram when the moving image of the example is converted into a still image, Fig. 12 is a processing sequence when the display shown in Fig. 11 (B) is displayed, and Fig. 13 is a block diagram showing the configuration of a conventional workstation. , FIG. 14 is a software configuration diagram of an example window system, FIG. 15 is a software configuration diagram of a moving image display of an example image processor, and FIG. 16 is input information of a display position input unit of one example. FIGS. 17A and 17B are explanatory views of screen display by switching the output of the image processor of the example. In the figure, 1 is window system software, 2 and 2-1 are workstation sections, 3 is video display software, 4
Is an output switching unit, 5 is a display, bitmap display, 6 and 6-1 are image processors, 7 and 8 are transmission / reception functions, 9 is an interface unit, 11 is a keyboard, 12 is a mouse, 13 is a hard disk, 14 is a buffer memory, 15 is a disk controller, 16 and 21 are processors, 17, 22, 17 ',
22 'is a main memory, 18 to 20 are frame buffers, and 23 is a display position input section.

Claims (1)

(57) [Claims] 1. A workstation section (2) having window system software (1) capable of receiving an event relating to an input device or a window, and a moving image display software (3) comprising the workstation section. A work having an image processor (6) for inputting the display output of (2) and a video signal, switching the display output and the video signal input by an output switching section (4), and displaying the display (5). In the station, each of the window system software (1) and the moving image display software (3) is provided with a transmitting / receiving function (7), (8) capable of mutually transmitting and receiving, and the window system software (1) ) And the video display software (3) for transmitting and receiving, the image processor (6)
The workstation is characterized in that an interface section (9) capable of communicating with the system bus of the workstation section (2) is provided.