KR19980019441A - DEVICE AND METHOD FOR IMAGE SYNTHETIC - Google Patents

Abstract

Disclosed are an image synthesizing apparatus and method for synthesizing a plurality of computer image data signals on an independent external video signal on the fly. The image synthesizing method includes: a first step of allocating a virtual area for storing data generated due to the use of an application program to a hard disk of a computer, in order to control an image data signal; Photographing an image input object and applying the same to a computer; Receiving an analog video signal applied to a computer, displaying the same on a monitor of the computer, and converting the image into digital data by designating an address corresponding to the color signal of the received video signal; For masking digitally converted data, designate background parts other than those requiring masks as addresses of the same color signal, and set address values of color signals for pixels at predetermined positions so that the size of the data to be masked is identical. A fourth step of setting a margin of error for the color signal; And a fifth step of synthesizing the masked data and the video signal according to the control condition of the image data signal and displaying the same on the monitor. Therefore, it is possible to make a video such as a video or a game that you are the main character, the character used in the theme park can be used together for promotional purposes, it can be applied to the educational program to enhance the learning effect.

Description

Image Synthesis Apparatus and Method.

The present invention relates to an image synthesizing apparatus and method, and more particularly, to an image synthesizing apparatus and method for instantly synthesizing a plurality of computer image data signals received from an image receiver to an external video signal.

A video signal synthesizing apparatus disclosed in Patent Publication No. 94-11656, which synthesizes a video signal supplied from an external source separately from a video signal made by a computer, is input as shown in FIG. The computer image information signal produced by the device 1 is formed in the computer 2 and transmitted to the computer image data signal generator 5 via an intermediate connecting device 4 in the image signal synthesizing apparatus 3.

The computer video data signal generator 5 receives a synchronizing signal of an external video signal from a synchronizing signal detector 7 which detects a synchronizing signal from an external video signal 9 and synchronizes the external video signal 9 with a synchronizing signal. A computer image data signal synchronized with an external video signal is generated by using the synchronization signal from the synchronization signal generator 6 which produces a signal.

The computer image data signal is mixed with the external image signal 9 in the image synthesizer 8 to produce a synthesized composite image signal 10.

However, in the video signal synthesizing apparatus, in order to synthesize two or more external video signals with video data signals of a computer, synchronization signals of two or more external video signals must coincide with two or more external video signals and computer video. Each data signal can be synthesized.

Therefore, in order to separately combine one computer image data signal with a plurality of different external image signals, it is inconvenient that the synchronization of all the video signals to be synthesized must match one synchronization signal.

Meanwhile, in an image synthesizing apparatus for synthesizing a plurality of computer image data signals simultaneously to an independent external video signal, in order to synthesize the video signal and the image data, a scanner work process, a synthesis process, and data compression of the synthesized video signal are performed. Since the process, the synthesis process of the audio signal is required, there was a problem that takes a long time.

In addition, when the number of computer image data signals is increased, the synthesis takes longer, costs are high, and various equipments required for the operation are required.

An object of the present invention is to provide an image synthesizing apparatus and method for instantly synthesizing a plurality of computer image data signals received from an image receiver to an external video signal.

In addition, the image synthesizing apparatus and method according to the present invention converts an analog image signal into a digital image signal, masks it, synthesizes it immediately with a video signal, and changes the operation of the image signal according to data control conditions. The purpose is to provide a synthetic method.

1 is a block diagram of a conventional single image signal synthesizing apparatus.

2 is a block diagram illustrating a preferred embodiment of an image synthesizing apparatus according to the present invention;

3 is a block diagram for explaining a synthesis apparatus according to the present invention,

4 is a flowchart illustrating an image synthesizing method according to the present invention.

Explanation of symbols for the main parts of the drawings

10.Video input device 20 ... Audio input device

30 Video receiver 40 Input device

50.Output device 55 ... Video

60 ... Synthesis device 70 ... D / A converter

80 Video

According to an aspect of the present invention, there is provided an image synthesizing apparatus, comprising: an image receiver for synthesizing a plurality of computer image data signals simultaneously with independent external video signals; An input device for receiving a received signal from an image receiver and receiving the received signal as an image data signal of a computer; An output device for displaying the received video and audio signals on a monitor of a computer; A synthesizing apparatus for converting the displayed video and audio signals into digital signals of predetermined bits and synthesizing them with video signals; A D / A converter converting the synthesized video and audio signals into analog signals; And a video unit for recording the D / A-converted video and audio signals to a storage recording medium.

The synthesizing apparatus comprises: a key input unit which selects and inputs a control condition when inputting video and audio signals; An A / D converter converting analog video and audio signals into digital signals; A folder in which video and audio signals input to an input device are sequentially designated by selection of the key input unit and stored for each field; A control unit which stores a data address for controlling operation of video and audio signals; A data unit for generating a sampling signal selected from the folder by selection of the key input unit and enabling the operation to be performed in units of fields according to an operation signal from the control unit; And a synthesizer for synthesizing the video and audio signals of the data unit with the video and displaying them on the monitor.

The synthesizing apparatus designates the analog image signal displayed on the output device as a pixel, and digitally converts the color signal of each pixel to address the folder.

In addition, the video synthesizing apparatus and method of the present invention achieves the above object, in the video synthesizing method for synthesizing a plurality of computer video data signals simultaneously with an independent external video signal, in order to control the video data signal, A first step of allocating a virtual area for storing data generated due to the hard disk of the computer; Photographing an image input object and applying the same to a computer; Receiving an analog video signal applied to a computer, displaying the same on a monitor of the computer, and converting the image into digital data by designating an address corresponding to the color signal of the received video signal; For masking digitally converted data, designate background parts other than those requiring masks as addresses of the same color signal, and set address values of color signals for pixels at predetermined positions so that the size of the data to be masked is identical. A fourth step of setting a margin of error for the color signal; And a fifth step of synthesizing the masked data and the moving image signal according to the control condition of the image data signal and displaying the same on a monitor.

The third step includes a key input step of presetting a condition necessary for operation control on the video signal.

In the fifth step, the image data is applied to the data value from the folder in which the data value for the image made according to various control conditions is stored, and the data value from the controller is stored. This controlled step; The method may further include converting the synthesized digital image into analog data and recording the same as the recording speed of the storage recording medium.

The above-described image input object may be a predetermined audio signal.

According to the feature of the present invention configured as described above, the image synthesizing apparatus and method according to the present invention, it is possible to instantly synthesize a plurality of computer image data signal by masking the independent external video signal.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

2 and 3, the image synthesizing apparatus comprises: an image receiver 30 for capturing and receiving an input object for an analog image; An input device 40 which receives a received signal from the image receiver 30 and receives the image signal as a computer image data signal; An output device 50 for displaying the received image 10 and the audio signal 20 on a monitor of a computer; A synthesizing device 60 that converts the displayed signal into a digital signal and synthesizes the video signal 55; A D / A converter 70 for converting the synthesized signal into an analog signal; And a video unit 80 for recording the D / A-converted signal to a storage recording medium.

The synthesizer 60 described above includes a key input unit 61 for selecting and inputting a control condition when the image 10 and the audio signal 20 are inputted; An A / D converter 62 for converting an analog signal into a digital signal; A folder 64 in which signals inputted to the input device are sequentially designated by selection of the key input unit 61 and stored for each field; A control unit 65 storing a data address for controlling operation of video and audio signals; A data unit 63 for generating a sampling signal selected from the folder 64 by selection of the key input unit 61, and enabling it to be operated in units of fields according to an operation signal from the control unit 65; And a synthesizing unit 67 for synthesizing the video and audio signals of the data unit 63 with the moving image 55 and displaying them on the monitor.

The synthesizing device 60 having such a configuration designates an analog video signal displayed on the output device as a pixel, digitally converts the color signal of each pixel, and assigns an address to the folder 64.

In more detail, when the face of the person to be synthesized or the target person inputs audio data to the image receiver 30 as an analog signal through the image 10 and the audio 20 input device, the input device ( 40) enter it into the computer.

The input image 10 and the audio 20 data are displayed through the output device 50 of the computer, and the data for the control conditions can be set according to the user's selection of the key input unit 61. You can choose your voice, or the number of people to appear.

When the data for the control condition is set, the A / D converter 62 of the synthesizer converts the input image 10 and audio 20 data into a digital signal, and the synthesizer 67 prepares the prepared video 55. ) And composite.

In the folder 64, data selected by a user by key input is stored for each field such as the image data 10, the audio data 20, and the like. The controller 65 controls data to be synthesized, that is, a digitally converted image ( 10) and the size and position of the audio 20 data, which are synthesized according to the condition of this value.

The data portion 63 is supplied with values according to the control conditions of the data from the folder 64 and the control portion 65, and the applied data is synthesized by the moving image 55 and the combining portion 67.

The data synthesized by the synthesizing device 60 is converted into an analog signal by the D / A converter 70, and stored by a video unit 80 in a storage recording medium such as video or CD.

On the other hand, in the image synthesizing method according to the present invention, referring to Figure 4, in order to control the image data signal, the first to allocate a virtual area for storing data generated due to the use of the application program to the hard disk of the computer Step 100; A second step (step 104) of taking an image input object and applying it to a computer; A third step (step 110) of receiving an analog video signal applied to a computer and displaying the same on a monitor of the computer (step 106), specifying an address corresponding to the color signal of the received video signal, and converting the image into digital data; For the mask operation (step 112) of the digitally converted data, a portion other than the portion requiring the mask is designated as the address of the same color signal, and the address of the color signal for the pixel at a predetermined position so that the size of the data to be masked is recognized the same. A fourth step of setting a limit range of an error with respect to a color signal by setting a value; And a fifth step of synthesizing the masked data and the moving image signal according to the control condition of the image data signal (step 114) and displaying them on the monitor.

The third step includes a key input step (step 102) for setting in advance a condition necessary for operation control on the video signal.

In the fifth step, the image data is applied to the data value from the folder in which the data value for the image made according to various control conditions is stored, and the data value is controlled from the controller which stores the data value for the operation control of the data. Step 108 is included.

The method may further include converting the digital image synthesized in step 5 into analog data and recording the same to the recording medium (step 120), wherein the synthesized image is recorded at the same recording speed as that of the recording medium. Can be.

The image input object of the image combining method comprising these steps may be an audio signal.

In more detail, in order to control the image data signal, data generated by using an application program is allocated to the hard disk of the computer (step 100), and the desired data is selected (step 102) from the prepared data. To control the condition.

Then, an image input object (for example, the face of the person or voice of the person to be synthesized) is captured and applied to the computer (step 104), and the input image signal is stored and displayed on a monitor of the computer (step 106).

In this case, if the displayed image meets the control condition (step 108) and the control condition is met, the analog input data is converted into digital data (step 110), and the converted data is addressed according to a desired condition. .

The converted data is masked only for the desired part (step 112). The image signal displayed on the computer monitor is recognized as a pixel according to a specified size, and then numerically recognized according to the value of the color signal of each pixel. To digital data.

Also, among the data converted into digital data, parts other than the part to be masked (background part) are made to be close to the same color, and in order to make the size of the data to be masked the same, By setting the address value of the color signal for the pixel, even if the size value of the data changes, it is always recognized as the same size.

The masked data and the external video signal are synthesized according to the control condition selected by the user's key input (step 114), and displayed on the monitor.

The synthesized digital data is converted into analog data (step 116), and when the user presses the record button (step 118), recording is performed on the storage recording medium (step 120). The recording is performed in synchronization with a change in the recording speed of the storage recording medium during recording. Recorded video can be recorded at high speed.

The image input object described above may be a human voice or a predetermined voice signal.

On the other hand, it will be understood by those skilled in the art that various changes and modifications can be made without departing from the spirit of the present invention.

In the image synthesizing apparatus and method according to the present invention, a simple equipment is used, and a human face is masked over a short time to be synthesized with a video image, so that a video image of a person whose face is the main character can be made into a video image. The characters used together can be used for promotion and can be applied to educational programs to increase the learning effect.

In addition, it is possible to create a video image synthesized with their own voice to the video image, by applying to the game to be the main character on the screen of the game, you can enjoy a realistic game.

Claims (9)

In an image synthesizing apparatus for synthesizing a plurality of computer image data signals simultaneously with independent external video signals, An image receiver for capturing and receiving an input object for the analog image; An input device for receiving a received signal from the video receiver and receiving the received signal as a video data signal of a computer; An output device for displaying the received video and audio signals on a monitor of a computer; A synthesizing apparatus for converting the displayed video and audio signals into digital signals of predetermined bits and synthesizing them with the video signals; A D / A converter converting the synthesized video and audio signals into analog signals; And a video unit for recording the D / A-converted video and audio signals into a storage recording medium. The apparatus of claim 1, wherein the synthesizing apparatus comprises: a key input unit which selects and inputs a control condition when inputting the video and audio signals; An A / D converter converting the analog video and audio signals into digital signals; A folder in which video and audio signals input to the input device are sequentially designated by selection of the key input unit and stored for each field; A control unit which stores data addresses relating to operation control of the video and audio signals; A data unit for generating a sampling signal selected from a folder by selection of the key input unit, and enabling the operation to be performed in units of fields according to an operation signal from the control unit; And a synthesizing unit for synthesizing the video and audio signals of the data unit with the video and displaying them on a monitor. The method of claim 1, wherein the synthesizing apparatus designates the analog image signal displayed on the output device as a plurality of pixels, and digitally converts the color signals of each pixel to address the folder. Image synthesizer. In an image synthesizing method for synthesizing a plurality of computer image data signals simultaneously with independent external video signals, A first step of allocating a virtual area for storing data generated due to the use of an application program to a hard disk of a computer to control the image data signal; Photographing an image input object and applying the same to a computer; A third step of receiving an analog video signal applied to the computer and displaying the same on a monitor of the computer, designating an address corresponding to the color signal of the received video signal, and converting the image into digital data; For masking the digitally converted data, a background portion other than a portion requiring a mask is designated as an address of the same color signal, and an address value of a color signal for a pixel at a predetermined position is recognized so that the size of the data to be masked is identical. Setting, setting a limit range of error with respect to the color signal; And a fifth step of synthesizing the masked data and the moving image signal according to the control condition of the image data signal and displaying the same on the monitor. The image data of claim 4, wherein the image data in step 5 applies data values from a folder in which data values for images made according to various control conditions are stored, and data values for operation control of the data are stored. And controlling the data value from the control unit. 5. The image synthesizing method according to claim 4, further comprising converting the digital image synthesized in the fifth step into analog data and recording the same on a storage recording medium. 5. The image synthesizing method according to claim 4, wherein the third step includes a key input step of presetting a condition necessary for operation control on an image signal. The image synthesizing method according to claim 6, wherein the synthesized image can be recorded at the same recording speed as that of the storage recording medium. The image synthesizing method of claim 4, wherein the image input object may be a predetermined audio signal.