JP2002057976A - Dual disk camera, dual disk editor and dual disk edit system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a dual disk editor that composites video signals recorded on disks and reduces a composite edit time. SOLUTION: In the dual disk camera 10 of this invention, the same video signal is simultaneously recorded onto two hard disks of a removable hard disk unit 1 where the two hard disks are integrated into one casing, the hard disk unit 1 is mounted onto a dual disk editor 20, and a video composite means 22 composites and edits in real time separate scenes from the respective hard disks of the hard disk unit 1 while simultaneously reproducing the separate scenes from the respective hard disks.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dual-disc camera apparatus and a dual-disc editing apparatus which reduce editing work time in video production and editing.

[0002]

2. Description of the Related Art In recent years, video camera devices using recording media such as MOs and hard disks have been announced and sold.

FIG. 4 is a block diagram showing a configuration of a conventional disk camera apparatus and disk editing apparatus. In FIG. 4, reference numeral 4 denotes a removable recording medium, such as a hard disk or an optical disk. Reference numeral 40 denotes a disk camera device, which includes the following 41 to 44. 41 is an imaging means, 42 is a video signal processing means for performing processing such as color correction and image compression on a video signal imaged by the imaging means 41, 43 is a disk mounting means for mounting the disk 4, and 44 is a recording means for recording on the disk 4. Control means for controlling. Reference numeral 50 denotes a disk editing device, which includes the following 51 to 55. 51 is a disk mounting means for mounting the disk 4, 52 is a video synthesizing means for synthesizing video signals reproduced from the disk 4, 53
Is a video output means for outputting a video signal output from the video synthesis means 52; 54 is a temporary storage means for temporarily storing the output signal of the video synthesis means 52; 55 is a reproduction from the disk 4; , A control unit for controlling the operation of the temporary storage unit 54.

Next, the operation of the disc camera apparatus and disc editing apparatus shown in FIG. 4 will be described. The video signal imaged by the imaging means 41 of the disk camera device 40 is processed by the video signal processing means 42 and recorded on the disk 4 mounted on the disk mounting means 43. This recording operation is controlled by the control means 44.

[0005] The disc 4 usually records a plurality of scenes. The operation of synthesizing and editing these scenes will be described.

The disk 4 is taken out from the disk camera device 40 and mounted on the disk mounting means 51 of the disk editing device 50. A certain scene A recorded on the disk 4
When an editing operation is performed to combine the scene A and another scene B while synthesizing them by a switching method such as dissolve or wipe, first, the video signal of the scene A is reproduced and stored in the temporary storage unit 54. Next, the video signal read from the temporary storage means 54 while reproducing the video signal of the scene B and the video signal synthesizing means 52
To synthesize. The synthesized video signal is output from the video output means 53. Alternatively, the synthesized signal is stored again in the temporary storage means 54 or recorded on the disk 4. The control unit 55 controls the disk mounting unit 51, the video synthesizing unit 52, and the temporary storage unit 54 to perform the above operation. The video signal output from the video output means 53 is normally recorded as an edited result on a long-term storage medium such as a tape.

[0007]

In the conventional disk camera apparatus and disk editing apparatus, since there is only one disk 4, it may not be possible to simultaneously reproduce and combine two recorded points. Many. Therefore, as described above, it is necessary to perform an operation of temporarily storing one scene in the temporary storage unit 54 and then performing composition while reproducing another scene. Therefore, a large amount of time is required for the composition and editing work. Was.

An object of the present invention is to solve the above problems.

[0009]

In order to solve this problem, the present invention uses a recording medium capable of recording at two locations simultaneously, and simultaneously records the same signal imaged by the imaging means at two locations on the recording medium. Then, at the time of reproduction, by synthesizing video signals of different scenes simultaneously from any two places of this recording medium while reproducing them, it is possible to output a video obtained by synthesizing two screens in real time. This is configured to reduce the time of.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS According to the first aspect of the present invention, an image pickup means, a signal processing means for processing a video signal picked up by the image pickup means, and a recording medium which can be simultaneously recorded in two places are attached and detached. A dual-disc camera device, comprising: a recording-medium mounting unit that is mounted so as to be capable of being mounted; and a control unit that controls a video signal processed by the signal processing unit to be simultaneously recorded in two places on the recording medium. By synthesizing and editing the recording medium recorded by the camera device with the dual disc editing device, it is possible to shorten the synthetic editing work time.

According to a second aspect of the present invention, there is provided a recording medium mounting means for detachably mounting recording media capable of being simultaneously recorded at two locations, and a video synthesizing means for synthesizing two video signals reproduced from the recording medium. Control means for simultaneously reproducing video signals from any two places on the recording medium and controlling these video signals to be synthesized by the video synthesizing means. By synthesizing and editing the recorded recording medium with the dual disc editing apparatus, the time required for the synthesizing and editing operation can be reduced.

According to the third aspect of the present invention, the dual disk editing system including the dual disk camera device and the dual disk editing device has the effect of shortening the time required for the composite editing operation.

[0013] According to a fourth aspect of the present invention, the recording medium is 2
The hard disk drive in which the individual hard disks are integrated into one housing has an effect that the handling becomes easy.

The invention described in claim 5 has an effect that handling is facilitated by the fact that the recording medium is an optical disk capable of simultaneously recording on both sides.

[0015] The invention according to claim 6 has the effect that the editing means can be easily performed because the control means of the dual disc editing apparatus can be externally controlled by a general-purpose personal computer.

Hereinafter, an embodiment of the present invention will be described with reference to FIG.
This will be described with reference to FIG.

(Embodiment 1) FIG. 1 is a block diagram showing Embodiment 1 of the present invention. In FIG. 1, 1 is 2
This is a hard disk device which is a removable recording medium in which one hard disk is integrated into one housing. Reference numeral 10 denotes a dual disk camera device, which includes the following 11 to 14. Reference numeral 11 denotes an imaging unit; 12, a video signal processing unit that performs processing such as color correction and image compression on a video signal captured by the imaging unit 11; 13, a disk mounting unit that mounts the hard disk device 1; This is control means for controlling recording. Reference numeral 20 denotes a dual disc editing apparatus, which includes the following 21 to 24. Reference numeral 21 denotes a disk mounting unit for mounting the hard disk device 1, 22 denotes a video synthesizing unit that synthesizes video signals reproduced from two hard disks of the hard disk device 1, and 23 denotes a video synthesizing unit 2.
A video output means 24 for outputting the output signal 2 is a control means for controlling the reproduction from the hard disk device 1 and the operation of the video synthesizing means 22.

Next, the operation of the dual disk camera device and the dual disk editing device shown in FIG. 1 will be described. The video signal imaged by the imaging means 11 of the dual disk camera device 10 is processed by the video signal processing means 12, and the hard disk drive 1 mounted on the disk mounting means 13
The same video signal is simultaneously recorded on the two hard disks. This recording operation is controlled by the control means 14.

Next, the hard disk device 1 is taken out of the dual disk camera device 10 and mounted on the disk mounting means 21 of the dual disk editing device 20. This dual disc editing device has a hard disk drive 1
Of the two hard disks can be simultaneously reproduced. Therefore, when performing an editing operation in which the scene A recorded on the hard disk device 1 and another scene B are combined while being combined by a switching method such as dissolve or wipe, a video signal of the scene A recorded on one hard disk and The video signal of the scene B recorded on the other hard disk is reproduced at the same time, the video signals are synthesized by the video signal synthesizing means 22, and the synthesized video signal is output by the video output means 23. The control unit 24 controls the disk mounting unit 21 and the video synthesizing unit 22 to perform the above-described operations.

As described above, according to the first embodiment, since it is possible to perform synthesis in real time while simultaneously reproducing from any two locations of the hard disk device 1, the editing work time can be reduced. Further, since no temporary storage means is required, the disk editing apparatus is simplified. Also, a hard disk drive 1 in which two hard disks are integrated into one housing as a recording medium
As compared with the case where two independent hard disk drives are used, there is no need for pair management or the like, and the handling becomes easier.

Further, even if one of the two hard disks of the hard disk drive 1 is not recorded at all due to a failure of the spindle motor, the video signal recorded on the other hard disk can be used.
There is an advantage that reliability is improved.

(Second Embodiment) FIG. 2 is a block diagram showing a second embodiment. In FIG. 2, the same portions as those in FIG. 1 are denoted by the same reference numerals, and description thereof will be omitted. Reference numeral 2 denotes an optical disk which is a recording medium capable of recording on both sides, and the disk mounting means 13 is capable of simultaneously recording the same video on both sides of the optical disk 2. The disc mounting means 21 is also capable of simultaneously reproducing images of different scenes from both sides of the optical disc 2.

In the second embodiment, the recording medium
Since the optical disk 2 capable of recording on both sides is used, handling becomes easier as compared with the first embodiment.

Third Embodiment FIG. 3 is a block diagram showing a third embodiment. 3, the same parts as those in FIG. 1 are denoted by the same reference numerals, and description thereof will be omitted. Reference numeral 30 denotes a personal computer for controlling the dual disc editing apparatus 20 from the outside.
Connected by control lines capable of exchanging video, audio, and control signals, such as E1394, the reproduction operation from the hard disk drive 1 and the synthesizing operation by the video synthesizing means 22 using editing software of the personal computer 30 To perform the composite editing work. Further, a title, a telop, or the like created by the personal computer 30 can be combined with a video signal being edited.

[0025]

As described above, according to the present invention, the same video signal is simultaneously recorded on a recording medium which can be simultaneously recorded in two places by using the dual disc camera device, and the dual disc editing device is used. Thus, by synthesizing separate scenes from any two places on the recording medium while reproducing the scenes, it is possible to shorten the synthetic editing time. Also,
When a hard disk device in which two hard disks are integrated into one housing is used as a recording medium, the handling of the recording medium becomes easy, and even if one hard disk fails, the data is recorded on the other hard disk. Since a video signal can be used, reliability is improved. Also,
When an optical disk capable of recording on both sides is used as a recording medium, handling is further facilitated. In addition, by controlling the dual disc editing apparatus from the outside with a personal computer, there is an advantage that editing is facilitated.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a dual disc editing system according to a first embodiment of the present invention;

FIG. 2 is a block diagram showing a dual disc editing system according to a second embodiment of the present invention.

FIG. 3 is a block diagram showing a dual disc editing system according to a third embodiment of the present invention;

FIG. 4 is a block diagram showing a conventional disc editing system.

[Explanation of symbols]

 Reference Signs List 1 hard disk device 2 optical disk 10 dual disk camera device 11 imaging means 12 video signal processing means 13 disk mounting means 14 control means 20 dual disk editing device 21 disk mounting means 22 video synthesizing means 23 video output means 24 control means 30 personal computer

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Claims (6)

[Claims] 1. An image pickup means, a signal processing means for processing a video signal picked up by the image pickup means, a recording medium mounting means for detachably mounting a recording medium which can be simultaneously recorded in two places, and the signal processing means A control means for controlling the video signal processed in step (2) to be simultaneously recorded in two places on the recording medium. 2. A recording medium mounting means for detachably mounting recording media capable of being simultaneously recorded at two places, a video synthesizing means for synthesizing two video signals reproduced from the recording medium,
A dual disc editing apparatus comprising: a control unit for simultaneously reproducing video signals from arbitrary two portions of the recording medium and controlling the video signals to be synthesized by the video synthesizing unit. 3. A dual disk editing system including a dual disk camera device and a dual disk editing device, wherein the dual disk camera device includes an imaging unit, and a signal processing unit that processes a video signal captured by the imaging unit. Recording medium mounting means for removably mounting a recording medium capable of being simultaneously recorded at two locations, and control means for controlling the video signal processed by the signal processing means to be simultaneously recorded at two locations on the recording medium. The dual disc editing apparatus comprises: a recording medium mounting means for removably mounting the recording medium;
Video synthesizing means for synthesizing two video signals, and control means for controlling the video synthesizing means to simultaneously reproduce the video signals from any two places of the recording medium and to synthesize these video signals by the video synthesizing means. Features a dual disc editing system. 4. The recording medium stores two hard disks as one
3. The dual disk camera device according to claim 1, wherein the hard disk device is integrated into one housing. 5. The dual disc camera device according to claim 1, wherein the recording medium is an optical disc capable of simultaneously recording on both sides. 6. The control means according to claim 2, wherein said control means can be externally controlled by a general-purpose personal computer.
4. The dual disc editing apparatus according to claim 3 or the dual disc editing system according to claim 3.