JPH1083664A - A / B roll editing device - Google Patents

Abstract

(57) [Problem] To provide an A / B roll editing apparatus which has a small number of components, is lightweight and low-cost, and can be operated at an arbitrary place such as a news gathering site. SOLUTION: A recording VTR unit 32 and a reproducing VT are provided.
One R unit 31 and one storage unit 30 are further incorporated, and the storage device 30 is further incorporated therein, and video / audio signals are recorded in the storage device 30.
Roll), and the reproduction VTR unit 31 is configured as a B roll (or A roll).

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an A / B roll editing apparatus, and more particularly to an A / B roll editing apparatus in which a storage device is mounted on two VTR units.

[0002]

2. Description of the Related Art Conventionally, for example, in a broadcasting business, it is common to edit a plurality of tape media on which raw video and audio materials obtained by interviewing are recorded to create an editing tape for broadcasting. It is being done. And such a VT
A typical method for editing R is A / B roll editing.

[0003] A / B roll editing means that a recording VTR is
And multiple playback VTRs using multiple playback VTRs
Images of multiple materials (hereinafter referred to as sources) from R
This means that sound is reproduced in order, only desired portions are selected and recorded in the recording VTR in order, and a plurality of sources are edited in one editing operation to create an editing tape for broadcasting. In addition to recording desired portions in order, it is also possible to add processing or processing such as applying a special effect (wipe, dissolve, etc.) while the video is switched.

As an editing system for performing such A / B roll editing, for example, there is a configuration as shown in FIG. FIG. 1 shows a conventional A / B roll editing system 100.
Is a playback first VTR 105 with an edit control unit 101, an edit monitor 102, a video switcher 103, an audio mixer 104, and a monitor 106;
Second reproduction VTR 107 with monitor 108, recording V
It is composed of TR109.

[0005] When editing with the A / B roll editing system 100, first, a tape applied to the first VTR 105 for reproduction is reproduced, and a desired first scene 110 is located on the monitor 106. Similarly, the tape on the second reproduction VTR 107 is reproduced, and a desired fourth scene 111 is located on the monitor 108. In this case, the first VTR 105 for reproduction becomes an A roll (or a B roll), and the second VTR 10
7 becomes a B roll (or A roll).

Then, a reproduction signal of the first scene 110 from the reproduction first VTR 105 is edited by the editing control unit 10.
1 and operates the video switcher 103 and the audio mixer 104 to convert the reproduction signal of the first scene 110 or the signal processed therefrom into the recording VTR 1.
09.

Next, the second reproduction VTR 107 to the fourth
Edit the playback signal of the scene 111 in the control unit 1
01, the video switcher 103 and the audio mixer 104 are operated, and a reproduced signal of the fourth scene 111 or a signal processed therefrom is converted into a recording VTR.
Recorded by 109. In this way, the desired first
An editing tape in which the scene 110 and the fourth scene 111 are recorded in this order is created.

[0008]

However, when performing A / B roll editing with the conventional technology configuration, many equipments are required as described above. Therefore, the editing work can be performed only in a specific place such as an editing room where many equipments are prepared, and it is difficult to perform A / B roll editing in an arbitrary place such as a news gathering site. was there. Another problem is that the A / B roll editing system itself is expensive.

The present invention has been made to solve the above-mentioned problems in the prior art, and has a small number of components, is light in weight and low in cost, and can be operated at any place such as a news gathering site. The purpose is to provide a B-roll editing device.

[0010]

In order to solve the above-mentioned problems, an A / B roll editing apparatus according to the present invention includes one recording VTR unit and one reproducing VTR unit, and further includes a storage device. Thus, video / audio signals are recorded in the storage device, so that the storage device is configured as an A-roll (or B-roll), and the playback VTR unit is configured as a B-roll (or A-roll).

A / B according to the present invention having the above configuration
According to the roll editing apparatus, the editing control unit which is indispensable in the conventional A / B roll editing is omitted, and the number of reproduction VTRs is reduced. Therefore, A / B roll editing is realized with a device having a simple configuration.

Alternatively, when the storage device of the A / B roll editing device according to the present invention is constituted by a hard disk drive, a large-capacity and inexpensive device is realized.

Alternatively, when the storage device of the A / B roll editing apparatus according to the present invention is constituted by a solid-state memory, an access time of the solid-state memory is short and a highly reliable apparatus is realized because there is no movable part. You.

Alternatively, when the storage device of the A / B roll editing apparatus according to the present invention is constituted by a recordable optical disk drive device, the optical disk medium has a large recording capacity and the optical disk medium can be attached and detached. Easy storage and excellent source control.

[0015]

Embodiments of the present invention will be described below. FIG. 1 is a block diagram of an embodiment of an A / B roll editing apparatus according to the present invention. As shown in FIG. 1, an A / B roll editing apparatus 1 according to the present invention includes a control unit 2 for controlling the entire apparatus, a storage device 30, a single playback VTR unit 31, and a playback VTR unit. 3
A monitor 35 for displaying one playback video and one recording V
It includes a TR unit 32, a monitor 36 for displaying a video recorded on the recording VTR unit 32, and a switcher / effector circuit 33. Further, a power supply circuit (not shown) is built in, or an external power supply circuit is connected.

The control unit 2 is constituted by a microprocessor, and a CPU 21, a RAM 23, a ROM
24, a SCSI2 interface 26 is connected. A control means 25 for controlling the operation of the entire apparatus is stored in the ROM 24 in a program format executable by the CPU 21. When the control means 25 is executed by the CPU 21, a control signal 25 a is sent to the reproduction VTR unit 31. , A control signal 25 b to the switcher / effector circuit 33, and a control signal 25 d to the recording VTR unit 32.

The storage device 30 comprises a hard disk drive, a solid-state memory, a recordable optical disk drive, or the like. The storage device 30 is connected to the control unit 2 via the SCSI 2 interface 26, receives and stores the reproduction signal 31a from the reproduction VTR unit 31 based on the control signal 25b, or switches the stored video / audio signal 30a to the switcher. • Output to the effector circuit 33.

The reproduction VTR unit 31 outputs the control signal 2
5a, the reproduced signals 31a and 31b are converted into video and audio signals, respectively, as the storage device 30 and the switcher.
It is sent to the effector circuit 33.

The switcher / effector circuit 33 performs necessary processing on the received video / audio signals (reproduction signals) 30a and 31b based on the control signal 25c, and sends the processed video / audio signals to the recording VTR unit 32 as video / audio signals 33a. send.

The recording VTR unit 32 controls the control signal 2
The received video / audio signal 33a is recorded on a tape medium based on 5d.

With the above configuration, the A / B roll editing apparatus 1 according to the present invention first reproduces a desired scene from among the scenes recorded on the source tape by the built-in reproducing VTR unit 31. , Video / audio signal 31
a is recorded in the storage device 30. Video / audio signal 31
The storage device 30 storing “a” functions as an A-roll.

The A / B roll editing apparatus 1 then uses the reproduction VTR unit 31 to select another desired scene from the scenes recorded on the source tape (the same tape as above or another tape above). Can be reproduced.
Here, the reproduction VTR unit 31 functions as a B-roll.

Next, a video / audio signal of A roll (storage device 30) and a B roll (reproduction VTR unit 3)
The video / audio signal of 1) is switched by the switcher / effector circuit 33, and the video / audio signal is transmitted to the recording VTR unit 32. Recording VTR unit 32
Records the input video / audio signals on a tape medium in order. The details of the operation will be described later.

FIG. 2 is a plan view of an embodiment of an A / B roll editing apparatus according to the present invention, FIG. 3 is a front view thereof, and FIG. 4 is a side view thereof. As shown in each figure,
In the A / B roll editing apparatus 1 according to the present invention, a control unit 2, a storage device 30, a playback VTR unit 31, a recording VTR unit 32, and a switcher / effector circuit 33 are provided in a flat case with a lid 1A. Is stored.

The control unit 2 and the switcher / effector circuit 33 replace the editing control unit and the video switcher in the conventional system, and the storage device 30 is one of two reproduction VTRs in the conventional system. It replaces a stand. In addition, lid 1
A is provided with a monitor 35 and a monitor 36. When the lid 1A is opened during use, both the monitor 35 and the monitor 36 appear.

With this configuration, the editing control unit, which is indispensable in the conventional A / B roll editing, can be omitted, the number of VTRs for reproduction can be reduced, and the VTRs can be housed in a portable case. Therefore, it is possible to carry out A / B roll editing at any time by carrying the camera at an arbitrary place with a device having a lightweight and simple configuration.

FIG. 5 is an explanatory diagram of the operation principle of the A / B roll editing apparatus according to the present invention, and shows a preparation stage of the A roll. FIG. 6 is an A / B roll editing apparatus according to the present invention.
It is explanatory drawing of the operation | movement principle following.

Hereinafter, A / B roll editing using the A / B roll editing apparatus according to the present invention will be described. First, as a preparation stage of the A-roll (storage device 30), as shown in FIG. 5, a tape medium 310 in which materials from the first scene to the fifth scene have already been recorded is set on the VTR unit 31 for reproduction. Reproduce. In this case, assuming that the desired scene used for editing is the first scene (SCENE1), the first scene (SCENE1) is reproduced, and the reproduced video and audio signals of the first scene are stored in the A-roll. It is stored in the device 30. Thus, the A roll is prepared.

Next, A / B roll editing is performed using the A roll prepared as described above. As shown in FIG. 6, the first device stored in the storage device 30 that is the A-roll
Read the scene (SCENE1) 110 and record VT
The first scene (SCENE1) is recorded on the tape medium 320 applied to the R unit 32.

Next, the playback VTR unit 31 is used as a B-roll, and a desired fourth scene (SCENE4) to be used for editing is obtained from the tape medium 310 applied to the B-roll.
111 is reproduced and the fourth scene (SCENE4) follows the portion where the first scene (SCENE1) 110 of the tape medium 320 applied to the recording VTR unit 32 is recorded.
Record 111. As a result, the fourth scene (SCENE4) 111 is recorded on the tape medium 320 following the first scene (SCENE1) 110, and thus the edited tape medium 320 is obtained.

In the above, in the A / B roll editing, first, the first scene (SCE
NE1) 110 is recorded on the tape medium 320, and then the beginning of the fourth scene (SCENE4) 111 of the tape medium 310 applied to the VTR unit 31 for reproduction is searched, and then the fourth scene (SCENE4) 111 is recorded. VTR
Although the procedure for recording on the tape medium 320 applied to the unit 32 was adopted, the present invention is not limited to this.
The fourth scene (SCENE4) 111 of C.O. has been cueed in advance, and the first scene (SCENE4) is recorded at the time of recording on the tape medium 320.
ENE1) 110 and the fourth scene (SCENE4) 111
May be successively recorded.

FIG. 7 is a flowchart of the latter operation of the A / B roll editing apparatus according to the present invention. The operation of the A / B roll editing apparatus according to the present invention will be described with reference to the figure. First, at the start of A / B roll editing, a reproduction VTR unit is started (step S1).

When the cueing of the desired first scene is completed (step S2), it is stored in the storage device (step S3). Next, the reproduction VTR unit is restarted (step S4), and a desired fourth scene is searched.
When the cueing of the fourth scene is completed (step S5), the recording VTR unit is started and the first VTR unit is read from the storage device.
The scene is read out and recorded on the tape medium of the recording VTR unit (step S6).

When the recording of the first scene is completed (step S7), the video / audio signal is switched to reproduce the fourth scene from the reproducing VTR unit and record it on the tape medium of the recording VTR unit (step S8). When the recording of the fourth scene is completed (step S9), the A / B roll editing is completed.

As is apparent from the above, the A / B roll editing apparatus according to the present invention, which is characterized by incorporating two VTR units and a storage device, has a small number of built-in units.
A / B roll editing can be performed by using only a limited unit and considering the storage device as the second player. That is, the A / B roll editing work that conventionally required a lot of equipment can be performed with only one editing machine.

In the A / B roll editing apparatus according to the present invention, as an applied usage, for example, a narration is recorded in a storage device, and a video / audio signal recorded on a tape is transmitted by an SNG, FPU, or the like. When transmitting, by synchronizing and transmitting the audio signal on the storage device, it is possible to realize a voice-over function,
Various application uses are possible, and the effect is remarkable.

[0037]

As described in detail above, claim 1 of the present invention
The A / B roll editing apparatus according to the present invention incorporates one recording VTR unit and one reproducing VTR unit, and further incorporates a storage device such as a hard disk drive or a solid-state memory to store video / audio signals. Since the recording is performed on the device and the storage device is used as an A-roll, a heavy equipment system including an editing control unit in addition to three VTRs (one recording VTR and two reproducing VTRs) is applied as in the related art. There is no necessity, and A / B roll editing can be performed with only one set, so that simplification of the editing system can be realized.

In this way, the A / B roll editing conventionally limited to the editing room inside the office can be performed at any site, at any time, regardless of the place and time, for example, around the news gathering site outside the office. Becomes possible. In addition, A of the present invention
The / B roll editing device enables the weight of the equipment to be reduced, so that not only the mobility of the coverage can be dramatically improved, but also the transportation cost at the time of coverage can be reduced, and the cost performance is further improved. effective.

In the A / B roll editing apparatus according to the second aspect of the present invention, since the storage device is constituted by a hard disk drive, a large-capacity and inexpensive A / B roll editing apparatus can be realized.

In the A / B roll editing apparatus according to the third aspect of the present invention, since the storage device is composed of a solid-state memory, the access time of the solid-state memory is fast, and since there are no movable parts, the A / B roll has high reliability. An editing device can be realized.

Since the A / B roll editing apparatus according to the fourth aspect of the present invention comprises an optical disk drive capable of recording a storage device, an optical disk medium having a large recording capacity can be applied. Because of easy storage, excellent source control can be realized.

[Brief description of the drawings]

FIG. 1 is a block diagram of an embodiment of an A / B roll editing apparatus according to the present invention.

FIG. 2 is a plan view of an embodiment of an A / B roll editing device according to the present invention.

FIG. 3 is a front view of the A / B roll editing device shown in FIG. 2;

FIG. 4 is a side view of the A / B roll editing device shown in FIG. 2;

FIG. 5 is an explanatory diagram of the operation principle of the A / B roll editing device according to the present invention.

FIG. 6 is an explanatory diagram of the operation principle of the A / B roll editing device according to the present invention.

FIG. 7 is a flowchart of the operation of the A / B roll editing device according to the present invention.

FIG. 8 is a configuration diagram of a conventional A / B roll editing system.

[Explanation of symbols]

1. A / B roll editing device, 2 .... control unit, 21 ...
CPU, 22 bus, 23 RAM, 24 RO
M, 25 ... control means, 25a ... control signal, 25b ...
... Control signal, 25c ... Control signal, 25d ... Control signal, 26 ... SCSI2 interface, 30 ... Storage device, 30a ... Readout video / audio signal, 31 ... Reproduction VTR unit, 31a ... Reproduction video・ Audio signal,
31b: reproduced video / audio signal, 32: VTR for recording
Unit, 33 ... Switcher / effector circuit, 3
3a: video / audio signal for recording, 35: monitor, 36
……monitor.

Claims (4)

[Claims] 1. A recording VTR unit and a reproducing VTR unit, each having a built-in unit, and a built-in storage device for recording video / audio signals in the storage device. Or an A / B roll editing apparatus, wherein the playback VTR unit is configured as a B roll (or A roll). 2. The A / B roll editing apparatus according to claim 1, wherein said storage device is constituted by a hard disk drive. 3. The A / B roll editing apparatus according to claim 1, wherein said storage device is constituted by a solid-state memory. 4. The A / B roll editing apparatus according to claim 1, wherein said storage device is constituted by a recordable optical disk drive device.