JPH10164507A - Signal transmitter, encoder and recording medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable an operator to easily detect which video signals are recorded and to improve the handling ability of a television broadcasting system by recording and holding the data of an encoding start point, an encoding end point, the identification information of the video signals and an intrinsic list name, corresponding to a recording medium in a second recording medium as one file corresponding to the recording medium. SOLUTION: In a state in which an encoding list preparation screen 80 is displayed at the CRT of an encoding control part, by clicking the button mark 96 for saving of the encoring list preparation screen 80, a encoding start point, an encoding end point, a clip ID and title, etc., of respective CMs inputted at the time are recorded as the file of a file name for which '.enc' has been added to the list name of an encoding list inputted at the time. Also, the loading button mark 99 of the encoding list preparation screen 80 is clicked, and the list name of the encoding list prepared by then is displayed at the CRT.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[Table of Contents] The present invention will be described in the following order.

BACKGROUND OF THE INVENTION Problems to be Solved by the Invention Means for Solving the Problems Embodiments of the Invention (1) Overall Configuration of Television Broadcasting System According to Embodiment (FIG. 1) (2) Configuration of CM Insertion Device (FIG. 2) (3) Configuration of Encode Control Unit (FIGS. 2 and 3) (4) Configuration of Encoder Unit (FIGS. 2 to 4) (5) Processing of CPU of Encode Control Unit ( 5-1) Flow of various menu programs (FIGS. 4 and 5) (5-2) Processing of CPU on encode list creation screen (FIGS. 2, 4 and 6) (5-3) CPU on encode screen (FIGS. 2, 4 and 7) (5-4) Processing of CPU on Encode List Screen (FIGS. 2, 4 and 8) (5-5) Processing of CPU on Live Encode Screen (FIG. (2, FIG. 4 and FIG. 9) (5 6) Processing of CPU in utility main menu (FIGS. 2 to 6, FIGS. 10 to 12) (6) Operation and effect of embodiment (FIGS. 2 to 12) (7) Other embodiments effect

[0003]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a signal transmission device, an encoding device, and a recording medium, for example, a CATV (Cable Teal).
This is suitable for application to a television broadcasting system for television.

[0004]

2. Description of the Related Art Conventionally, as a television broadcasting system of this kind, a program output for reproducing and outputting a video signal and an audio signal of a program recorded on a first recording medium in accordance with a preset program transmission program. And a CM insertion / commercial apparatus which reproduces and outputs a CM (commercial) video signal and an audio signal recorded in the second recording medium by compression encoding in accordance with a preset CM sending program. In some cases, a television broadcast in which a CM is inserted between programs can be performed by sequentially switching and outputting the output.

[0005]

In this case, in the television broadcasting system having such a configuration, the video and audio signals of the CM which are recorded on a video tape and supplied from a CM provider or an advertising agency one or more at a time are supplied. The CM insertion device is provided with a function of editing the broadcast time at the requested broadcast time (for example, 15 seconds) and recording it on the second recording medium.

[0006] In practice, in this CM insertion device,
The video signal of each CM recorded on the video tape is sequentially reproduced by a video tape recorder, and an image based on the obtained video signal is displayed on a monitor. An encoding start point (hereinafter, referred to as an encoding start point) and an encoding end point (hereinafter, referred to as an encoding end point) for an audio signal are input, and a program for encoding can be created. It has been done.

At this time, in the CM insertion device, encoding is performed based on an encoding start point and an encoding end point specified and input by an operator, and a time code recorded on the video tape supplied from the video tape recorder at this time. Is calculated in units of one second, and the obtained time (hereinafter referred to as an encoding time) is stored as one data of the program.

Further, in the CM insertion device, the video signal and the audio signal of each CM recorded on the video tape from the designated encoding start point to the encoding end point in accordance with the program thus created. Is encoded, and the encoded data thus obtained is recorded on the second recording medium. Thereafter, the encoded data of the CM recorded on the second recording medium in this manner is transmitted to the CM sending program as described above. Play accordingly,
It is designed to decode and output.

If it is possible to manage which video tape and which video signal and audio signal are recorded on which video tape by using such a CM insertion device, for example, the encoded data held on the second recording medium is destroyed. Then, when it becomes necessary to encode the video signal and the audio signal of the CM recorded on the video tape again at a later date and record it on the second recording medium, it is possible to quickly cope with the need, so that the entire television broadcasting system can be dealt with. It is thought that the usability can be improved.

The present invention has been made in consideration of the above points, and has as its object to propose a signal transmission device, an encoding device, and a recording medium that can improve the usability of a television broadcasting system.

[0011]

According to the present invention, a program for encoding a video signal recorded on a first recording medium is set in a signal transmitting device and an encoding device. The input start point, end point of the encoding, identification information of the video signal, and the data of the unique list name corresponding to the recording medium are input to the second recording as one file corresponding to the recording medium. Control means for recording on a medium is provided.

As a result, in the signal transmitting device and the encoding device, a file including the data of the encoding start point, the encoding end point, and the identification information of the video signal is created and stored for each first recording medium. can do.

Accordingly, in the signal transmitting device and the encoding device, the operator can easily detect which video signal is recorded on which first recording medium based on the file for each first recording medium. can do.

In the present invention, the recording medium may include
Start point, end point of coding, video signal identification information and unique list corresponding to the recording medium input when setting the program for coding the video signal recorded on the recording medium A program having a step of recording the name data on a second recording medium as one file corresponding to the recording medium is recorded.

As a result, a file consisting of data of coding start point, coding end point, and video signal identification information can be created for each first recording medium. Based on the file for each recording medium, it is possible to easily detect which video signal is recorded on which first recording medium.

[0016]

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

(1) Overall Configuration of a Television Broadcasting System According to an Embodiment In FIG. 1, reference numeral 1 denotes a television broadcasting system to which the present invention is applied as a whole, and a cart for a plurality of channels (six channels in this embodiment). Machines 2A to 2F,
It comprises control units 3A to 3F provided corresponding to the cart machines 2A to 2F, respectively, and a CM insertion device 4.

In this case, each of the control units 3A to 3F sends control signals S1A to S1F to the corresponding cart machines 2A to 2F in accordance with the previously input program scheduling program.

[0019] Each cart machine 2A~2F, based on the control signal S1A~S1F supplied, during a program broadcast time reproduce the video and audio signal VA ₁ to VA ₆ program specified from the specified video tape This is output to the outside via a built-in switch (not shown).

Each of the cart machines 2A to 2F receives a CM based on the supplied control signals S1A to S1F.
At a predetermined time (1 to 2 seconds before) the insertion start time of the GPI (General Perpose Inte
rface) Send the signals S2A to S2F to the CM insertion device 4.

Upon receiving the GPI signals 2A to 2F, the CM insertion device 4 sets a corresponding playlist in a CM transmission program list (hereinafter referred to as a playlist) preset for each channel. accordance connexion, corresponding CM of video and audio signals CVA ₁ ~CV ₆ to
From the set time, and outputs it to the corresponding cart machines 2A to 2F.

At this time, the cart machines 2A to 2F are
During the insertion time it is switched switcher to select the video and audio signals CVA ₁ ~CAV ₆ supplied from the CM Insashiyon device 4, thus sending it to the outside.

[0023] Thus, in the television broadcasting system 1, based on the programming program set in advance, for each channel, preset time of a predetermined program in the video and audio signal VA ₁ to VA ₆ When a preset CM video and audio signals CAV ₁ ~CAV ₆
Are sequentially switched, and thus a television signal in which a CM is inserted between programs can be output in parallel on a plurality of channels.

(2) Configuration of CM Insertion Apparatus Here, as shown in FIG. 2, the CM insertion apparatus 4 converts a video and audio signal of a CM supplied and recorded on a video tape, for example, into a preset program. An encoding processing unit 10 for compression-encoding and multiplexing according to a list (hereinafter referred to as an encode list) and the encoded data of each CM thus obtained are sequentially recorded and stored on a hard disk, and the stored data is stored. A playout unit 11 that reproduces, decodes, and outputs CM encoded data at a designated time in accordance with a playlist corresponding to each channel, and a monitoring unit that monitors a CM transmission state for each channel. 12
And a playlist creation unit 13 for creating a playlist.

In this case, under the control of the encode control unit 20, the encode processing unit 10 reproduces the video and audio signals of each CM recorded on the video tape by the video tape recorder 21 and obtains the obtained video and audio. The video and audio based on the signal can be displayed on the monitor 22 or emitted from the speaker 23, thereby enabling the operator to confirm the video and audio while starting to encode each CM recorded on the video tape. An end point, an ID (hereinafter, referred to as a clip ID), a title, and the like are input to the encoding control unit 10 so that an encoding list can be created.

Further, in the encoding processing unit 10, under the control of the encoding control unit 20, the video and audio signals of each CM recorded on the video tape are converted into video signals according to the encoding list created in this manner. The reproduced data is reproduced by the tape recorder 21, these are compression-encoded and multiplexed in the encoder unit 24, and the encoded data D1 of each CM thus obtained is sent to the video server 25 of the playout unit 11.

At this time, the encode processing unit 10 is provided with a library unit 26 composed of a hard disk device and a streamer 27 composed of a cassette tape recorder. Output encoded data D of each CM
1 can be temporarily stored in the library unit 26 or can be recorded on a cassette tape via the streamer 27.

On the other hand, the playout unit 11 controls the encoder unit 2 of the encoding processing unit 10 under the control of the playout control unit 29 based on a control signal given from the encode control unit 20 via the in-net 28.
0 to the video server 25, and encodes the encoded data D1 of each CM into a plurality of media units 30A to 30A including hard disk devices connected to the video server 25.
Specified media unit 30A-3 of 30G
0G, and this is recorded on a hard disk.

In the playout section 11, under the control of the playout control section 29, according to a playlist for each channel preset by the operator,
GIP signal S supplied from each cart machine 2A to 2F
In response to 2A-S2F, the corresponding media unit 3
CM encoded data D1 corresponding to 0A to 30G
Reading, after which was decoded in the video server 25, the resulting video and audio signals CVA ₁ ~CVA ₆
To the corresponding cart machines 2A to 2F (FIG. 1) as described above.

Further, in the playout section 11, under the control of the playout control section 29, the CM encoded data D1 recorded on the cassette tape by the streamer 27 of the encoding processing section 10 is reproduced by the streamer 31. Is given to the media units 30A to 30F designated by the operator via the video server 25 and recorded on a hard disk.

On the other hand, the monitoring section 12 is composed of a plurality of personal computers 32A to 32F provided corresponding to the respective channels.

In this case, each personal computer 32A
To 32F respectively read out the playlist data of the desired channel from the playout control unit 29 of the playout unit 11 via the internet 28, and
It can be displayed on the T screen so that the operator can manage the CM sending state for each channel.

Each personal computer 32A-3
The 2F is loaded with a program for creating a playlist, a program for editing the playlist, and the like. Thus, the operator creates a playlist via each of the personal computers 32A to 32F, or The play list input to the playout control unit 29 of the out unit 11 can be edited.

On the other hand, the playlist creating section 13 is a personal computer 13 in which a program for creating a playlist is mounted, and an operator can create a desired playlist based on the program. The playlist creating unit 13 can record the created playlist data on a floppy disk, and thereby, the playlist data created by the operator can be recorded on the floppy disk via the floppy disk. It can be supplied to 11 playout control units 29.

(3) Configuration of the Encoding Control Unit Here, the encoding control unit 20 of the encoding processing unit 10 is, as shown in FIG.
ng Unit) 40, ROM (Read Only Memory) 41, R
AM (Random Access Memory) 42, VRAM (Video
RAM) 43 is connected to the system bus 51, and a keyboard interface 4 is connected to the system bus.
4, mouse interface 45, serial interface 46, parallel interface 47, SCSI
(Small Computer Systems Interface) A keyboard 52, a mouse 53, an encoder unit 24, and a printer 5 via an interface 48, a digital-to-analog converter 49, or an internet interface 50, respectively.
4. Hard disk 55, CRT (Cathode R)
ay Tube) 56 and each personal computer 32 of the playout control unit 29 and the monitoring unit 12
A to 32F are connected.

In this case, the CPU 40 includes a system bus 51
And reads the program from the hard disk 55 via the SCSL interface 48 and stores it in the RAM 42.
While the various data written in the RAM 42 are stored in the system bus 51 and the SCS as necessary.
Hard disk 5 via I interface 48 in sequence
5 can be recorded.

The CPU 40 also stores the image data obtained based on the program stored in the RAM 42 into the VRAM 43
On the other hand, the image data stored in the VRAM 43 is periodically read, and the read image data is given to the CRT 56 via the digital-to-analog converter 49.
An image based on the image data is displayed on the CRT 56.

Further, the CPU 40 operates the operation input signal S11 output from the mouse 53 in response to the operation of the operator.
Are sequentially taken in through the mouse interface 45,
By sequentially storing the image data corresponding to this in the VRAM 43, a cursor that moves in response to the operation of the mouse 53 is displayed on the screen of the CRT 56.

Further, the CPU 40 receives the key input signal S12 output from the keyboard 52 in response to the key operation by the operator,
AM42, and the corresponding image data is stored in the VRA
By storing it in M43, the entered number or character is displayed at a corresponding position on the screen of the CRT 56. Further, the CPU 40 reads out the stored image data from the VRAM 43 and transfers the read image data to the parallel interface 47.
To the printer 54 through the CRT 56
The printer 54 can print the same image as the image displayed on the screen.

Further, the CPU 40 can communicate with the encoder unit 24 via the serial interface unit 46, and thus can control the encoder unit 24 as needed, and can take in data supplied from the encoder unit 24. It has been made like that.

Further, the CPU 40 can communicate with the playout control unit 29 of the playout unit 11 via the Ethernet interface 50, and transmits data to the playout control unit 29 as necessary. , And a control signal to the playout control section 29 to control the playout control section 29.

(4) Configuration of Encoder Unit On the other hand, in the encoder unit, as shown in FIG. 4, a peripheral device control unit 6 having a micro computer configuration is used.
0, a video data encoding unit 61, an audio data encoding unit 62, a multiplexing unit 63, and an MPEG2 bit stream data decoding unit 64 are connected to a system bus 65. In this case, the peripheral device control unit 60 drives and controls the video tape recorder 21 based on the control signal supplied from the encode control unit 20.

Under the control of the peripheral device control unit 60, the video data encoding unit 61 controls the video signal V1 supplied from the video tape recorder 21 to the first video input terminal or an external device (not shown). ) Encodes the video signal V2 supplied to the second video input terminal in accordance with the MPEG2 standard, and sends the coded image data VE1 thus obtained to the multiplexing unit 63.

Under the control of the peripheral device controller 60, the audio data encoder 62 controls the audio signal A1 supplied from the video tape recorder 21 to the first audio input terminal or an external device (not shown). Encodes the audio signal A2 supplied to the second audio input terminal according to the MPEG1 standard, and obtains the encoded audio data A obtained in this manner.
E1 is sent to the multiplexing unit 63.

The multiplexing section 63 multiplexes the supplied coded image data VE1 and coded audio data AE1 under the control of the peripheral device control section 60, and converts the encoded data D1 thus obtained into data. Output to the bus 65.

Under the control of the peripheral device control unit 60, the MPEG2 bit stream data decoding unit 64 fetches the encoded data D1 output from the multiplexing unit 63 to the system bus 65, and converts the encoded data D1 into image coded data. And audio encoded data, which are respectively decoded. Also, the MPEG2 bit stream data decoding section 64 outputs the video signal V thus obtained.
3 and the audio signal A3, respectively, to the monitor 22 or the audio amplifier 66, so that the video signal V3
Is displayed on the monitor 22 and the audio signal A
3 is emitted from the speaker 23.

Further, the peripheral device control unit 60
Under the control of the encoding control unit 20,
3. The encoded data D1 output from the system controller 3 to the system bus 65 is fetched and sent to the library unit 26 or the video server 25 of the playout unit 11 set in advance by the encoding control unit 20.

In this manner, in the encoder section 24, under the encode control section 20, the video signal V1 and the audio signal A1 of the CM reproduced from the video tape output from the video tape recorder 21 and the signal from the external device. An image based on the supplied video signal V2 and audio signal A2 is displayed on the monitor 22, and the audio can be emitted from the speaker 23, while the video signal V1, V2 and the audio signal A
1, A2 are encoded and multiplexed to encode data D1.
Can be transmitted to the library unit 26 or the video server 25 of the playout section 11 designated as "."

(5) Processing of CPU of Encode Control Unit (5-1) Flow of Various Menu Programs Here, in the case of the encode control unit 20 of this embodiment, a program for creating an encode list is stored in the hard disk 55. In addition, software including various programs such as a program for causing the encoder unit 24 to execute an encoding operation according to the encoding list is stored.

In this case, when each program is executed, the CPU 40 displays a predetermined menu screen corresponding to the program on the CRT 56. In this case, the menu screen of each program (that is, various programs) can be called according to the flow shown in FIG. 5, so that the operator can cause the CPU 40 to execute a desired program according to the flow, and at this time, the CRT 56 The user can input necessary commands and the like while visually confirming the corresponding menu screen displayed in.

(5-2) CPU Processing on Encoding List Creation Screen In practice, the CPU 40
The BIOS (Basic Input / Ou) stored in the ROM 41
Various programs are read from the hard disk 55 to the RAM 42 based on the tput system), and an initial menu screen 70 as shown in FIG.
Display at T56.

In this state, when the cursor (not shown) is moved to the encode mark 71 and the mouse 53 (FIG. 3) is clicked, the CPU 40 displays an encode list creation screen 80 as shown in FIG. Let it.

In this state, when the list name of the encoding list desired by the operator is inputted via the keyboard 52 (FIG. 3), the CPU 40 displays this on the list name display section 81.

When the cursor is moved to any of the video operation button marks 82A to 82H and the mouse 53 is clicked, the CPU 40 turns on the encoder unit 24.
By controlling the video tape recorder 21 (FIG. 4) via the peripheral device control unit 60 (FIG. 4), the designated video operation button marks 82A to 82A are displayed.
H causes the video tape recorder 21 to execute the operation.

At this time, when the CPU 40 causes the video tape recorder 21 to execute a reproducing operation or a variable speed reproducing operation, the CPU 40 controls the peripheral device control unit 60 of the encoder unit 24 (FIG. 4) to thereby control the video tape. An image based on the video signal and the audio signal output from the recorder 21 is displayed on the monitor 22 (FIG. 4), and the audio is output from the speaker 2.
3 (FIG. 4).

At this time, the CPU 40 sets the time code (hour, time) supplied from the video tape recorder 21 via the peripheral device control unit 60 of the encoder unit 24.
(Minute, second, frame) information is sequentially fetched and displayed on the time code display section 83 of the encoding list creation screen 80.

Further, the CPU 40 moves the cursor to the mark-in button mark 84A and clicks the mouse 53 while the video tape recorder 21 is reproducing the video and audio signals of the CM recorded on the video tape. Then, the time code at that time is set as a start point of encoding for the CM being reproduced at that time.
When the cursor is moved to the out button mark 84B and the mouse 53 is clicked, the time code at that time is displayed on the in-time code display section 85A of the encoding list creation screen 80. The end point of the encoding for the CM is taken into the RAM 42 and displayed on the mark-out time code display section 85B of the encoding list creation screen 80. Further, thereafter, the CPU 40 calculates the encoding time of the CM from the time code of the designated encoding start point and the time code of the designated encoding ending point, stores the CM encoding time in the RAM 42, and displays the encoding list creation screen 80. Is displayed on the display unit 86.

At this time, the CPU 40 calculates
When a fraction of less than 15 frames is displayed, the time when the fraction frame is truncated is displayed on the duration display unit 86, an adjustment button mark 87 is displayed next to the time, and "+1" is displayed on the adjustment button mark 87. Is displayed. Further, when a fraction of 15 frames or more is obtained as a calculation result, the CPU 40 displays the time calculated by rounding up the fraction frame on the duration display unit 86, and displays an adjustment button mark 87 beside it, And the adjustment button mark 87
"-1" is displayed above. Further, when the calculation result indicates that a fractional frame is not obtained, the CPU 40 displays the calculation result on the duration display unit 86 without displaying the adjustment button mark 87 on the encode list creation screen 80.

Further, when “+1” is displayed on the adjustment button mark 87, the CPU 40 moves the cursor over the adjustment button mark 87 and moves the mouse 5.
When 3 is clicked, the encoding time stored in the RAM 42 is rewritten to a time obtained by adding 1 second, and the rewritten time is displayed on the duration display unit 86.
And “+1” on the adjustment button mark 87
Is displayed instead of "-1".

On the other hand, when "-1" is displayed on the adjustment button mark 87 and the cursor is moved to the adjustment button mark 87 and the mouse 53 is clicked, the CPU 40 returns to this state. At this time, the encoding time stored in the RAM 42 is rewritten to a time obtained by subtracting 1 second, the rewritten time is displayed on the duration display unit 86, and “+1” is displayed on the adjustment button mark 87 instead of “−1”. Is displayed.

Further, in this state, when the cursor is moved to the preview button mark 88 and the mouse is clicked, the CPU 40 sends the video tape recorder 2 via the peripheral device control unit 60 of the encoder unit 24.
1 to reproduce the video signal and the audio signal from the designated encoding start point to the designated encoding end point of the CM recorded on the video tape, while displaying the video based on the video signal on the monitor 22. And the sound based on the sound signal is emitted from the speaker 23.

Thus, the encoding control section 20 allows the operator to check in advance the video and audio based on the video and audio signals from the encoding start point to the encoding end point specified by the CM before encoding. I have.

At this time, the CPU 53 operates the mouse 53 to move the cursor to the preview stop button mark 89.
When the mouse 53 is moved upward and the mouse 53 is clicked, the video tape recorder 21 is controlled via the peripheral device control unit 60 of the encoder unit 24, so that the video tape recorder 21 stops the reproduction operation.

Further, when the clip ID, title, and remark information of the CM are input via the keyboard 52, the CPU 40 takes them into the RAM 42, and stores the clip ID, title, and remark information in the encoding list creation screen. 80 clip IDs
It is displayed on the display unit 90, the title display unit 91, and the description display unit 92.

Further, when the cursor is moved to the registration button mark 93 and the mouse 53 is clicked thereafter, the CPU 40 at this time, the clip ID, title, remark information, encoding start point,
The data of the encoding end point and encoding time are
The data is transferred to a predetermined registered data storage area in M42, and these are respectively displayed in the corresponding display areas of the clip list display section 94 of the encode list creation screen 80.

In this way, the encoding control unit 20
In, the clip ID, title, remark information, encoding start point, encoding end point, and encoding time of the CM recorded on the video tape can be registered.
After that, each CM recorded on the video tape in the same manner
In this case, the clip ID, title, remark information, encoding start point, encoding end point, and encoding time can be registered. The CPU 40 moves the cursor to a position corresponding to any one of the clip IDs displayed on the clip list display section 94 in the clip list display section 94, clicks the mouse 53, and thereafter moves the cursor to the delete button switch 95. When the mouse 53 is clicked again after being moved up, the clip ID recorded in the registration data storage area of the RAM 42 at this time is displayed.
Is deleted, and the clip ID, title, and remark information corresponding to the CM are deleted from the clip list display section 94 of the encoding list creation screen 80.

Then, when the cursor is moved to the save button mark 96 and the button of the mouse 53 is clicked, the CPU 40 starts encoding of each CM recorded in the registration data storage area of the RAM 42 at this time. Point, end of encoding, encoding time, clip I
The data such as D, title, and remark information are added to the list name of the encoding list input at this time as “.en”.
"c" is added and recorded on the hard disk 55 as one file for the video tape.

Thus, the encoding control unit 20
In, the data of the created encoding list can be recorded as a file on the hard disk 55, and thus the data of a plurality of encoding lists can be managed.

If the cursor is moved to the main menu button mark 97 and the button of the mouse 53 is clicked without recording the created encoding list on the hard disk, the CPU 40 displays a warning on the encoding list creation screen 80. Window (not shown) is displayed. Further, in this state, when the cursor is moved on the button mark indicating “OK” in the window and the mouse 53 is clicked, the CPU 40 at this time, each of the data recorded in the registration data storage area of the RAM 42 is displayed. Various data such as a CM encoding start point and an encoding end point are recorded on the CRT 5 without being recorded on the hard disk 55.
6 displays an initial menu screen 70 (FIG. 6).

(5-3) Processing of CPU on Encoding Screen On the other hand, the CPU 40
Is displayed on the CRT 56, when the cursor is moved to the encode button mark 98 and the mouse 53 is clicked, the encode screen 110 as shown in FIG.
Is displayed on the CRT 56.

At this time, on the encode screen 110,
The list name of the encoding list created using the immediately preceding encoding list creation screen 80 is displayed in the list name display section 111.
Among the clip ID, title, encoding start point, encoding end point, encoding time and remark information of each registered CM constituting the encoding list, the clip ID, title, encoding start point and encoding end point, Encoding times correspond to the display areas 112A to 112A of the clip data display unit 112, respectively.
It is displayed in 2E.

On the encode screen 110, the preset signal form names of the video input and audio input and the signal form names of the video output and audio output of the encoder section 24 (FIG. 4) are input select display sections 113, respectively. And displayed on the output select display section 114.

Further, on the encoding screen 110, the recording media unit name (the library unit 26 (FIG. 2) of the encoding processing unit 10 or the playout unit 11) of the data transmission destination of the encoder unit 24 set in advance is displayed. While the media units 30A to 30G (FIG. 2) are displayed on the device designation display unit 115, the remaining data recording time of the recording media unit and the total value of the remaining data recording time of all the recording media units are displayed. These are displayed on the remaining time display section 116 and the total remaining time display section 117, respectively.

In this state, when the cursor is moved to the device selection button mark 118 and the mouse 53 is clicked, the CPU 40 displays a window (not shown, in which all the recording media unit names are vertically listed).
Hereinafter, this window will be referred to as a device selection window).

In this state, when the cursor is moved to a position corresponding to any of the recording media unit names in the device selection window and the mouse 53 is clicked in this state, the CPU 40 closes the device selection window. The designated recording media unit name is displayed on the device designation display section 115, and at the same time, a control signal is transmitted to the peripheral device control section 60 of the encoder section 24, and the data transmission destination is designated as the designated recording media. Set to device.

At this time, the remaining recording time of the specified recording media unit is displayed on the remaining display section 116 of the encoding screen 110.

As described above, in the encoding control section 20, the encoder section 24 can be easily displayed on the encoding screen 110.
Can be changed and set.

On the other hand, when the cursor is moved to the encoding start switch mark 119 and the mouse 53 is clicked thereafter, the CPU 40 controls the video tape recorder 21 via the peripheral device control section 60 of the encoder section 24. This causes the video tape recorder 21 to execute a reproducing operation.

At the same time, the CPU 40 controls the peripheral device control unit 60 (FIG. 4) of the encoder unit 24 to thereby control the video data encoding unit 61 (FIG. 4) and the audio data encoding unit of the encoder unit 24. At 62 (FIG. 4), of the video signal and audio signal of each CM output from the video tape recorder 21, the range from the time code designated as the encoding start point to the encoding time is sequentially encoded. The encoded data D1 (FIG. 4) is transmitted to the set library unit 26 or the video server 25 of the playout unit 11.

Further, if the destination of the set encoded data D1 is any of the media units 30A to 30G of the playout unit 11, the CPU 40 sends the video server 25 via the playout control unit 29.
From the encoder unit 24 to the video server 25
Is transmitted to the designated media units 30A to 30G, thereby recording the encoded data D1 on the hard disks of the media units 30A to 30G.

Thus, the encoding control unit 20
Is recorded on a hard disk of a recording media unit designated by an operator (either the library unit 26 of the encoding processing unit 10 or the media unit 30A to 30G of the playout unit 11) based on a program.

At this time, when the cursor is moved to the stop button mark 120 on the encoding screen 110 and the mouse 53 is clicked, the CPU 40 controls the peripheral device control unit 60 of the encoder unit 24 to control the mouse. The encoder 24 stops the encoding operation, controls the video tape recorder 21 via the peripheral device controller 60 to stop the reproducing operation, and controls the playout control of the playout unit 11 as necessary. Video server 2 via unit 29
5 and the corresponding media units 30A to 30G are controlled to stop these operations.

(5-4) CP on Encode List Screen
Processing of U On the other hand, the CPU 40 determines that the encoding list
In the state displayed on the RT 56, the cursor is moved to the load button mark 99 and the mouse 53 is clicked, or the encoding screen 110 (FIG. 8) is displayed on the CRT 56.
When the cursor is moved to the load button mark 121 and the mask 53 is clicked in the state displayed in FIG.
Is displayed on the CRT 56.

At this time, the CPU 40
Finally, from among a plurality of files recorded in “.e”, “.e
nc ”is searched, and the file name of each obtained file is removed from“ enc ”(that is, returned to the encoding list name input by the operator). The name is displayed on the name display section 131.

In this state, the CPU 40 moves the cursor to a position corresponding to any one of the encode list names displayed on the encode list display section 131 in the encode list display section 131, and clicks the mouse 53. , The row corresponding to the encoding list in the encoding list display section 131 is colored blue. When the cursor is moved to the open button mark 132 and the mouse button is clicked in this state, the CPU 40 reads the data of the specified encoding list from the hard disk 55, stores it in the RAM 42, and stores the read data in the RAM 42. 8 is displayed on the CRT 56 based on the. At this time, on the encoding screen 56, the list name of the specified encoding list is displayed on the list name display section 111, and the clip ID, title, encoding start point and encoding end point of each CM constituting the encoding list, The encoding times are displayed in the corresponding display areas 112A to 112E of the clip data display unit 112, respectively.

On the other hand, the CPU 40 operates the encode list display section 13 of the encode list table screen 130.
When the cursor corresponding to the designated encoding list name of No. 1 is colored blue and the mouse 53 is clicked and the mouse 53 is clicked, the encoding list recorded on the hard disk 55 is displayed. Delete the data in the corresponding file.

Further, when the cursor is moved to the cancel button mark 134 on the encode list table screen 130 and the mouse 53 is clicked, the CPU 40
The encoding screen 110 (FIG. 8) is immediately displayed on the CRT 56.

(5-5) CP on live encoding screen
Processing of U On the other hand, when the cursor is moved to the live encode button mark 100 on the encode list creation screen 80 (FIG. 7) and the mask 53 is clicked, the CPU 40 proceeds to FIG.
Is displayed on the CRT 56.

In this case, the live encoding screen 140
Causes the encoder unit 24 to encode the video signal and the audio signal of the CM supplied to the second video input terminal and the second audio input terminal of the encoder unit 24 into a desired state without creating an encode list in advance. Screen for setting.

In this case, when the cursor is moved to the video input setting button mark 141 on the live encode screen 140 and the mouse 53 is clicked,
A window in which a plurality of signal form names such as “Composite” and “Component [DUB]” that can be set as video inputs of the encoder unit 24 are written (not shown, hereinafter, referred to as a video input setting window). Encoding screen 1
40 is superimposed and displayed.

In this state, the CPU 40 moves the cursor to one of the signal form names in the video input setting window and clicks the mouse 53 to start the operation.
When one of the signal forms is designated, a video signal of the encode section 24 is set to the designated signal form by transmitting a control signal to the peripheral device control section 60 of the encode section 24, and at the same time, The input setting window is closed, and the designated signal form name is displayed on the video input display section 142.

Further, the CPU 40 moves the cursor to the audio input setting button mark 143 and
Is clicked, a window (not shown, in which input settings such as "ch1 / ch2" and "ch3 / ch4" can be set as audio inputs of the encoder unit 24 (hereinafter, referred to as an audio input setting window). Will be superimposed and displayed on the live encode screen 140.

In this state, the CPU 40 moves the cursor to one of the input settings (ie, "ch1 / ch2", "ch3 / ch4", etc.) in the audio input setting window and clicks the mouse 53. Encoding unit 24
A control signal is sent to the peripheral device control unit 60 to set the audio input of the encoder unit 24 to the specified input setting, and at the same time, close the audio input setting window, and The setting is displayed on the audio input display section 144.

Further, when the video output and the audio output of the encoder section 24 are set in the same manner, the CPU 40 displays these on the video output display section 146 and the audio output display section 148, respectively. Set the video output and the audio output to the specified output settings.

In this way, the encoding control unit 20
Thus, the video input, audio input, video output, and audio output of the encoder unit 24 can be easily set using the live encoding screen 140.

Further, when the clip ID, title, and remark information of the CM to be encoded from now on are input via the keyboard 52 while the live encoding screen 140 is displayed on the CRT 56, the CPU 40 respectively inputs these. The clip ID, title, and remark information are written in the registration data storage area of the RAM 42, and the live encoding screen 14
0 clip ID display section 149, title display section 150
And, it is displayed on the remark information display section 151.

Further, when the cursor is moved to the device setting button mark 152 and the mouse 53 is clicked, the CPU 40 reads all the recording media units (the library unit 26 of the encoding processing unit 10 and the media units of the playout unit 11). A window (hereinafter, referred to as a device setting window) in which the unit names of 30A to 30G) are written is displayed on the live encoding screen 140 in a superimposed manner. When the cursor is moved to a position corresponding to any unit name in the device setting window and the mouse 53 is clicked in this state, the CPU 40 sends a control signal to the peripheral device control unit 60 of the encoder unit 24. While sending the data, the data output destination is set to the specified recording media unit, at the same time, the device setting window is closed, and the specified unit name is displayed on the device setting display section 153.
At this time, the CPU 40 causes the remaining time display unit 154 to display the remaining time of data recording of the designated recording media unit.

Further, when the cursor is moved to the start button mark 155 and the mask 53 is clicked thereafter, the CPU 40 performs the same processing as when the start button mark 119 on the encode screen 110 (FIG. 8) is clicked. With this, the video signal and the audio signal of the CM supplied to the second video input terminal and the second audio input terminal are compression-encoded and multiplexed by the encoder unit 24, and the encoded data D1 thus obtained is obtained. On the hard disk of the designated recording media unit.

In this way, the encoding control unit 20
In the above, the video signal and the audio signal of the CM supplied to the second video input terminal and the second audio input terminal are encoded by the operator to a desired state without creating an encode list, and the designated recording medium is recorded. It is made to record on the unit's hard disk.

At this time, when the cursor is moved to the stop button mark 156 on the live encode screen 140 and the mouse 53 is clicked, the CPU 40 stops the stop button mark 12 on the encode screen 110 (FIG. 8).
By processing in the same way as when 0 is clicked,
Stop the encoding operation.

Further, on the live encode screen 140, video operation button marks 157A to 157H similar to the video operation button marks 82A to 82G of the encode list creation screen 80 (FIG. 7) are displayed.

In this case, when the cursor is moved to one of the video operation button marks 157A to 157H and the mouse 53 is clicked, the CPU 40 sets the corresponding video operation button mark on the encoding list creation screen 80 (FIG. 7). The video tape recorder 21 is controlled in the same manner as when the video tapes 82A to 82G are clicked.

The live encode screen 140 is provided with a time code display section 158.
Displays the time code supplied from the video tape recorder 21 in the same manner as when displaying the time code on the time code display section 86 of the encode list creation screen 80 (FIG. 7).

Thus, in the encoding control unit 20, the video output terminal and the audio output terminal of the video tape recorder 21 are connected to the second video input terminal and the second audio input terminal of the encoder unit 21, respectively. The video signal and the audio signal of the CM recorded and supplied on the video tape can be encoded by the encoding unit 24 without creating an encode list.

(5-6) Processing of CPU in Utility Main Menu On the other hand, the CPU 40 displays the main menu screen 7 on the CRT 56.
0 (FIG. 6) is displayed, the cursor is moved to the utility button mark 73 and the mouse 53
Is clicked, a utility main menu screen 160 as shown in FIG. 11 is displayed.

In this state, when the cursor is moved to the button mark corresponding to "VST INPUT / OUTPUT" and the mouse 53 is clicked in this state, the window shown in FIG. 12 (hereinafter referred to as "input / output") is displayed. A setting window 170 is superimposed on the utility main menu screen 160 to be displayed.

In this case, the input / output setting window 170 is used by the encoder unit 2 for executing the encoding in the menu of the encoding screen 110 (FIG. 8).
4 is a window for setting a video input, an audio input, a video output, and an audio output, and the video input and the audio input specified by using the input / output setting window 170 are used to input the input image of the encode screen 110 (FIG. 8). The video output and the audio output are displayed on the output select display section 114 of the encoding screen 110.

Here, when the cursor is moved to the video input setting button mark 171 of the input / output setting window 170 and the mouse 53 is clicked, the “Composite” and “Component [DUB]” are displayed.
A video input setting window (not shown) in which a plurality of setting names that can be set as the video input of the encoder unit 24 is described as an input / output setting window 170
Display it on top.

In this state, when the cursor is moved to any setting name in the video input setting window and the mouse 53 is clicked to designate one setting name, the CPU 40 changes the video input setting window. The video input display unit 172 closes and specifies the specified setting name.
To be displayed.

Further, the CPU 40 moves the cursor to the audio input setting button mark 173 and
Is clicked, an audio input setting window in which setting names such as "ch1 / ch2" and "ch3 / ch4" which can be set as audio inputs of the encoder unit 24 are superimposed on the input / output setting window 170. Display.

In this state, when the cursor is moved to any of the setting names (ie, “ch1 / ch2”, “ch3 / ch4”, etc.) in the audio input setting window and the mouse 53 is clicked, The designated setting name is displayed on the audio input display section 174.

Further, similarly, when the cursor is moved to the video output setting button mark 175 and the mouse 53 is clicked, the CPU 40 starts the operation of the encoder unit 24.
Input / output a video output setting window (not shown) in which a plurality of setting names that can be set as the video output
It is displayed on the output setting window 170 in a superimposed manner.

In this state, when the cursor is moved to one of the setting names in the video output setting window and the mouse 53 is clicked to designate one setting name, the CPU 40 changes the video output setting window. After closing, the specified setting name is displayed in the video output display section 176.
To be displayed.

Further, the CPU 40 moves the cursor to the audio output setting button mark 177 and
Is clicked, an audio output setting window in which a setting name that can be set as an audio output of the encoder section 24 is displayed on the input / output setting window 170 in a superimposed manner.

In this state, when the cursor is moved to any setting name in the audio output setting window and the mouse 53 is clicked, the CPU 40 displays the specified setting name on the audio output display section 178.

Further, when the cursor is moved to the registration button mark 179 and the mouse 53 is clicked, the CPU 40 at this time outputs a video input display section 172, an audio input display section 174, a video output display section 176, and an audio output section. The video input, audio input, video output, and audio output respectively displayed on the display unit 178 are recorded on the hard disk 55. Thereafter, when the power is turned on, the input / output setting window 170 is displayed when the power is turned on.
To set the video input, audio input, video output, and audio output of the encoder unit 24 to the specified state.

(6) Operation and Effect of Embodiment In the above configuration, this television broadcasting system 1
In the CM insertion device 4 of FIG.
By clicking the save button mark 96 on the encoding list creation screen 80 while the encoding list creation screen 80 (FIG. 7) is displayed on the CRT 56 of No. 0, the encoding start point of each CM input at this time is displayed. The encoding end point, clip ID, title, and the like can be recorded as a file having a file name obtained by adding “.enc” to the list name of the input encoding list at this time.

Further, in the CM insertion device 4,
While the encoding list creation screen 80 is displayed on the CRT 56 of the encoding control unit 20, the load button mark 99 of the encoding list creation screen 80 is clicked, or the encoding screen 110 is displayed on the CRT 56 (FIG. 8).
By clicking the load button mark 121 on the encoding screen 110 in a state where is displayed, the list name of the encoding list created so far can be displayed on the CRT 56. In this state, a desired encoding list can be displayed. After clicking on the list name, the user clicks the open button mark 132 on the encode list table screen 130 (FIG. 9) to display the clip ID, title, encoding start point and encoding end of each CM constituting the encoding list. The point and the encoding time are stored in the CRT 5
6 can be displayed.

Therefore, the CM insertion device 4 can hold a plurality of encoding list data corresponding to each video tape, and can easily display the data on the CRT screen of the encoding control unit 20. Can be.

In this case, the data of the encoding list includes
The clip ID and title of each CM are included, so that the operator can easily and quickly search for which CM is recorded on which video tape.

According to the above configuration, the encoding start point, encoding end point, clip ID, title, etc. of each CM input by the operator are added with “.enc” to the list name of the input encoding list at this time. By recording the file as a file with the file name, the operator can easily and quickly search for which video tape contains which CM, and thus the usability of the television broadcasting system can be improved. .

(7) Other Embodiments In the above-described embodiment, a case has been described in which the signal transmission apparatus according to the present invention is applied to the television broadcasting system 1 of CATV. The present invention is not limited to this and can be applied to various other television broadcasting systems.

In the above-described embodiment, the case where the encoding apparatus according to the present invention is applied to the CM insertion apparatus 4 has been described. However, the present invention is not limited to this. The present invention can be applied to various video signal processing devices in addition to encoding a video signal recorded on a medium.

Further, in the above-described embodiment, the case where the encoder unit 24 as the encoding means in the encoding processing unit 10 of the CM insertion device 4 is configured as shown in FIG. 4 has been described. The present invention is not limited to this. The point is that if a video signal reproduced from a video tape (or another recording medium) supplied from the video tape recorder 21 (or another reproducing means) can be encoded, Various other configurations can be applied as the configuration of the conversion means.

Further, in the above-described embodiment, the case where the encode control unit 20 as the control means in the encode processing unit 10 of the CM insertion device 4 is configured as shown in FIG. 3 has been described. The present invention is not limited to this, and the point is that, among video signals reproduced from a video tape, a preset program (encode list)
If the encoder unit 24 can be controlled so as to encode the range specified according to the above, various other configurations can be applied as the configuration of the encoding control unit 20.

Further, in the above-described embodiment, a case has been described in which various programs of the encoding control unit 20 are recorded on the hard disk 55. However, the present invention is not limited to this, and the present invention is not limited to this. You may make it.

Further, in the above-described embodiment, the case has been described where the input means in the encoding control unit 20 is constituted by the mouse 56 and the keyboard 52.
The present invention is not limited to this, and various other input means can be applied.

[0128]

As described above, according to the present invention, in the signal transmitting device and the encoding device, the program is inputted when setting the program for encoding the video signal recorded on the first recording medium. The encoding start point, the encoding end point, the identification information of the video signal, and the data of the unique list name corresponding to the recording medium are recorded and held in the second recording medium as one file corresponding to the recording medium. With this configuration, the operator can easily detect which video signal is recorded on which first recording medium based on the file created for each first recording medium. Thus, a signal transmission device and an encoding device that can improve the usability of the television broadcasting system can be realized.

Also, when a program for encoding a video signal recorded on the first recording medium is set on the recording medium, the encoding start point, the encoding end point, and the identification of the video signal are inputted. By recording the program having the step of recording the information and the data of the unique list name corresponding to the recording medium on the second recording medium as one file corresponding to the recording medium, Based on a file created for each recording medium, it is possible to easily detect which video signal is recorded on which first recording medium, and thus the usability of the television broadcasting system is improved. Can be realized.

[Brief description of the drawings]

FIG. 1 is a block diagram showing an overall configuration of a television broadcasting system according to an embodiment.

FIG. 2 is a block diagram showing the overall configuration of a CM insertion device to which the present invention is applied.

FIG. 3 is a block diagram showing a configuration of an encoding control unit.

FIG. 4 is a block diagram showing a configuration of an encoder unit.

FIG. 5 is a schematic diagram for explaining transition to various menu screens.

FIG. 6 is a schematic diagram illustrating a main menu screen.

FIG. 7 is a schematic diagram illustrating an encoding list creation screen.

FIG. 8 is a schematic diagram illustrating an encoding screen.

FIG. 9 is a schematic diagram illustrating an encoding list table screen.

FIG. 10 is a schematic diagram illustrating a live encoding screen.

FIG. 11 is a schematic diagram illustrating a utility main menu screen.

FIG. 12 is a schematic diagram showing an input / output setting window.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Television broadcasting system, 2A-2F ... Cart machine, 4 ... CM insertion device, 10 ... Encoding processing part, 11 ... Output part, 20 ... Encoding control part, 21 ... Video tape recorder , 22
... Monitor, 3 ... Speaker, 24 ... Encoder section,
25 ... Video server, 26 ... Library unit,
29 ... Playout control unit, 30A-30G ... Media unit, 40 ... CPU, 41 ... ROM, 42
... RAM, 43 ... VRAM, 52 ... Keyboard,
53: mouse, 55: hard disk, 56: C
RT, 60: Peripheral device control unit, 61:
Video data decoding section, 62: Audio data decoding section, 63: Multiplexing section, 64: MPEG2 bit stream data decoding section, 70: Main menu screen, 80: Encoding list creation screen, 110: Encoding screen 130, an encode list table screen, 140, a live encode screen, 160, a utility main menu screen, 170, an input / output setting window, A1-A3, audio signals, CVA1-CAV6, video, Audio signal, D1 ...
... Encode data, V1 to V3 ... Video signals.

 ────────────────────────────────────────────────── ─── Continued on the front page (72) Inventor Yoko Komori 6-35 Kita Shinagawa, Shinagawa-ku, Tokyo Sony Corporation

Claims (6)

[Claims] 1. A video signal recorded on a first recording medium is reproduced, encoded and stored, and the stored encoded video signal is read out according to a preset first program. A signal transmitting device for decoding and transmitting the video signal to the outside; reproducing means for reproducing the video signal recorded on the first recording medium; and encoding means for encoding the video signal reproduced by the reproducing means. And control means for controlling the encoding means so as to encode a range specified according to a preset second program among the video signals reproduced by the reproduction means, The control means includes a start point of the encoding, an end point of the encoding, identification information of the video signal, and a unique resource corresponding to the first recording medium, which are input when the second program is set. Data name, the signal transmitting apparatus, characterized in that the recorded and held in the second recording medium as one file corresponding to the above first recording medium. 2. The control means according to claim 1, wherein: the input start point of the encoding; the end point of the encoding;
2. The signal transmitting apparatus according to claim 1, wherein the identification information and the data of the list name are recorded and held in the second recording medium using the list name as a file name. 3. An encoding apparatus for encoding a specified range of a video signal recorded on a first recording medium, wherein the encoding start point, the encoding end point, and the video signal Input means for recording identification information and a unique list name corresponding to the first recording medium; and a start point of the encoding input via the input means;
An end point of the encoding, a second recording medium for recording the identification information and the list name, a starting point of the input encoding, an ending point of the encoding,
The identification information and the data of the list name are converted into one file corresponding to the first recording medium in the second storage medium.
Encoding means for recording on a recording medium. 4. The control means includes: a start point of the encoding, an end point of the encoding,
4. The encoding apparatus according to claim 3, wherein the identification information and the data of the list name are recorded on the second recording medium using the list name as a file name. 5. A video signal recorded on a first recording medium, a coding start point, a coding end point, identification information of the video signal, and a unique list corresponding to the first recording medium. A first step of displaying a screen for inputting a name, a starting point of the inputted encoding, an ending point of the encoding,
A recording medium having recorded thereon a program having a second step of recording the identification information and the data of the list name as one file corresponding to the first recording medium on a second recording medium. 6. In the second step, the input start point of the coding, the end point of the coding,
6. The recording medium according to claim 5, wherein the identification information and the data of the list name are recorded on the second recording medium using the list name as a file name.