JP2002171469A - Moving picture recorder and moving picture recording method, and program recording medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a moving picture recorder that records a moving picture desired by a user while automatically eliminating unnecessary moving pictures placed before and after the desirable moving picture displayed. SOLUTION: A recording and reproducing section 16 in a digital still camera 1 starts recording of moving picture data to a recording medium 20 in a lapse of a time T1 after an image pickup button is depressed under the control of a control section 18. When a photographer again depresses the image pickup button, the recording and reproducing section 16 immediately stops the recording and erases the moving picture data photographed in a prescribed period before the time when the recording stop image pickup button is depressed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a moving image recording apparatus, a moving image recording method, and a program recording medium, and more particularly to a moving image recording apparatus and a moving image recording method for recording unnecessary moving images other than predetermined portions. And a program recording medium on which a program for recording a moving image other than an unnecessary portion is recorded.

[0002]

2. Description of the Related Art In recent years, still images and moving images can be handled as electronic files including still image data and moving image data by image pickup devices such as video cameras and digital still cameras.

[0003] Further, with the spread of electronic mail transmitted and received through the so-called Internet, which is connected to a plurality of networks, for example, electronic images including still image data and moving image data recorded by an image pickup device such as a video camera. It is now possible to send and receive files attached to e-mail. The user can take a picture of himself / herself or a message with a digital still camera, a digital video camera, or the like, and distribute the photographed still image data and moving image data attached to an e-mail.

[0004]

For example, consider a case where a user creates a file including moving image data to be attached to an electronic mail and transmitted. The user presses an image capturing button for starting image capturing, records a message, and presses the image capturing button again to end the recording in order to capture the image by the digital still camera. During this time, return the hand that pressed the imaging button to start shooting, and a series of operations until actually starting to speak a message, etc., or reach for the imaging button to stop shooting after ending the message, and shoot The operation until the button is pressed is unnecessary for moving image data as a message, and an image of a period including unnecessary movement is recorded in the moving image file.

[0005] Image data including an unnecessary period as a message is not only unsightly but also wastefully consumes a recording medium. Therefore, when attaching the moving image data obtained by shooting to an e-mail and transmitting the e-mail, the user aims to reduce the size of the transmission file as much as possible.
It was necessary to edit the once captured moving image data and create a moving image file to be attached to an e-mail.

In order not to record image data including an unnecessary period as a message, a user operates a remote control device, that is, a so-called remote control device, and sets the timing of starting and ending shooting by himself / herself, and remotely pressing the shooting button. Although it is possible to operate, there is a problem that mounting a remote control device or the like requires a high cost.

The present invention has been proposed in view of such a conventional situation, and automatically removes unnecessary portions of a moving image recorded before and after a moving image desired by a user. It is an object of the present invention to provide a moving image recording apparatus and a moving image recording method for realizing recording of only a moving image portion, and a program recording medium on which a program for executing the moving image recording method is recorded.

[0008]

In order to achieve the above object, a moving image recording apparatus according to the present invention captures a subject and records the movement of the subject on a recording medium as a series of moving images. A recording apparatus, comprising: a recording control unit that sets a moving image captured up to a predetermined period before a trigger signal indicating a stop of recording as a final recording content on a recording medium.

Here, the recording control means may start recording a moving image on a recording medium after a predetermined period has elapsed from a trigger signal indicating the start of recording.

The moving image recording apparatus further includes temporary storage means for temporarily storing the moving image, and the recording control means stores the moving image in the temporary storage means, and then stores the moving image in a predetermined one of the stored moving images. Recording the portion on a recording medium.

Such a moving image recording apparatus records a moving image on a recording medium in a period excluding a fixed period immediately after a trigger signal indicating the start of recording and a period before the trigger signal indicating stop of recording for a predetermined period. .

In order to achieve the above object, a moving image recording method according to the present invention is a moving image recording method for photographing a subject and recording the movement of the subject on a recording medium as a series of moving images. A step of obtaining a recording medium on which a moving image photographed up to a predetermined period before a trigger signal indicating recording stop is recorded.

In the moving image recording method according to the present invention, recording of a moving image on a recording medium may be started after a predetermined period has elapsed from a trigger signal indicating the start of recording.

Further, the moving image recording method according to the present invention comprises:
After storing the moving image in the temporary storage means, a predetermined portion of the stored moving image may be recorded on a recording medium.

According to such a moving image recording method, a moving image during a period excluding a certain period immediately after a trigger signal indicating recording start and a period before a certain period before a trigger signal indicating recording stop is recorded on a recording medium. Be recorded.

In order to achieve the above-mentioned object, a program recording medium according to the present invention records a subject and records the motion of the subject on a recording medium as a series of moving images on a recording medium. It is characterized in that a program for executing a moving image captured up to a predetermined period before a trigger signal indicating stop as the final recorded content on the recording medium is recorded.

Here, the program recorded on the program recording medium causes the moving image recording apparatus to start recording the moving image on the recording medium after a certain period has elapsed from a trigger signal indicating the start of recording. There are things.

The program recorded on the program recording medium stores the moving image in the temporary storage means for the moving image recording apparatus, and then records a predetermined portion of the stored moving image on the recording medium. To do things.

According to the program recording medium on which such a program is recorded, a moving image in a period excluding a period in which a predetermined period elapses from the trigger signal indicating the start of recording and a period in front of the trigger signal indicating stop of the recording for a predetermined period. Is recorded on the recording medium.

[0020]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A digital still camera according to an embodiment of the present invention is a moving image recording apparatus for photographing a subject and recording the movement of the subject as a series of moving images on a recording medium in addition to a still image of the subject. An image recording apparatus that also functions as an apparatus, and records a moving image captured up to a predetermined period before a trigger signal indicating recording stop on a recording medium, and after a predetermined period has elapsed from the trigger signal indicating recording start, a moving image By providing a recording control unit for starting recording of an image, a period in which a predetermined period elapses from a trigger signal indicating the start of recording and a period up to a predetermined period before the trigger signal indicating stop of recording are automatically excluded, and a moving image between This makes it possible to record only an image.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. A digital still camera 1 shown as one configuration example of an embodiment of the present invention is shown in FIG.
As shown in FIG. 2, the imaging unit 2 includes an imaging unit 2 and a main unit 3. The imaging unit 2 includes an imaging lens unit 4, and the main unit 3 includes at least a display unit 5 and an operation unit 6. The operation unit 6
It is a part that mainly functions as an imaging button, and has a structure that can be switched between recording start and recording stop by a toggle operation.

In a digital still camera 1 shown as an embodiment of the present invention, as shown in FIG. 1B, an image pickup section 2 is, for example, pivotally mounted within a predetermined range with respect to a main body section 3. It was done. Therefore, the user (photographer)
By rotating the imaging unit 2 toward the display unit, the imaging unit 2 is rotated.
It is possible to shoot while confirming the image of the user himself / herself on the display unit 3. In some digital still cameras, the display unit 3 is made movable within a predetermined range so that a photographer can similarly take a picture of himself / herself.

More specifically, the digital still camera 1
Is, as shown in FIG. 2, an imaging lens 11 and an imaging device 1
2, an amplification unit 13, an image processing unit 14, and a buffer 15
Recording / reproducing unit 16, display unit 17, control unit 18,
An input / output unit 19 is provided. Although not shown, an audio recording unit is provided to enable recording of audio together with video. In FIG. 2, thick lines indicate flows of still image data and moving image data, and broken lines indicate flows of control signals.

The image pickup lens 11 picks up an image of a subject and sends the picked-up image of the subject to the image pickup device 12. The imaging device 12 is a photoelectric conversion device such as a CCD (Charge Coupled Device), and converts an image sent from the imaging lens 11 into image data and sends the image data to the amplification unit 13. The amplification unit 13 receives the image data from the imaging device 12,
The image data is amplified and sent to the image processing unit 14. The image processing unit 14 converts the amplified image data into a data format suitable for recording and display, and sends the data to the recording / reproducing unit 16. The image processing unit 14 may
The image data is sent to the buffer 15. Buffer 15
When image data is received, the image data of the captured moving image is temporarily stored until the recording / reproducing unit 16 records the image data on the recording medium. The recording / reproducing unit 16 includes a part of the image data stored in the buffer 15,
Alternatively, the image data converted by the image processing unit 14 is recorded on the recording medium 20. The recording / reproducing unit 16
Reads image data from a recording medium. Display 17
Is, for example, a liquid crystal display (LCD)
play), which mainly displays a still image and a moving image that have been captured, and also displays an operation guide and the like related to the operation of the digital still camera 1. The control unit 18 controls and controls each of the above-described units at an appropriate timing and level. The input / output unit 19 is an input / output interface with the outside, and includes a video signal output terminal, an input / output terminal based on the USB (Universal Serial Bus) standard, and the like, although not shown.

Next, the photographing operation of the digital still camera 1 having the above configuration will be described in detail with reference to FIGS.

The first photographing operation of the digital still camera 1 starts photographing after a predetermined time elapses after the photographer presses the photographing button, and represents a recording stop made by the photographer via the photographing button. A moving image photographed up to a certain period before the trigger signal is recorded on the recording medium.

FIG. 3 schematically shows the first operation. T _S1
Indicates the point in time when the imaging button was pressed by the photographer,
_TE1 indicates a point in time when the photographer presses the imaging button again to stop recording. A hatched section shown in FIG. 3 indicates a period during which a message is recorded on a recording medium.

The recording and reproducing unit 16 in the digital still camera 1, upon the imaging button is pressed, the control of the control unit 18 to the recording medium 20 from T _{1 1} that has elapsed Delta] t ₁₁ hours after the imaging button is pressed Start recording.

The recording / reproducing section 16 takes a picture again by the photographer.
When the image button is pressed, the recording is stopped immediately and the
T when recording stop imaging button is pressed_E1More Δt₁₂Before
T _E1Deleting moving image data recorded up to
By T₁₁To T₁₂Video taken between
The image is the final recorded content on the recording medium.

That is, the digital still camera 1
T is a predetermined time after the imaging button is pressed.
₁₁A certain period before the recording stop signal was sent
T ₁₂Automatically record only the video up to
Will be.

As described above, the digital still camera 1 operates, for example, when the user takes a picture of himself with the digital still camera until the user returns his hand extended to press the imaging button and begins to speak a message. Unnecessary portions are not automatically recorded in the moving image data to be transmitted, such as the operation from reaching to the imaging button to reaching the imaging button to stop shooting after the image processing is completed, and the like.

This makes it possible to prevent unnecessary file capacity by reducing and storing unnecessary portions of the moving image data, and it is assumed that the moving image data is attached to an electronic mail and transmitted. In this case, it is effective in that waste of a file is omitted.

The digital still camera 1 is provided with an LED lamp and an audio reproducing unit, and is provided between the time when the imaging button is pressed by turning on / flashing the lamp and the audio guide and the time when recording on the recording medium 20 is actually started. Between, ie, T ₁₁
The photographer may be notified of the time up to, the period during recording, and the like. In that case, the photographer, it is possible to reduce the failure that results in capturing unnecessary operations because it can know the time to T _11.

Next, in the second photographing operation of the digital still camera 1, a moving image is stored in the buffer 15 after a certain period has elapsed from a trigger signal indicating the start of recording made by the photographer via the photographing button. That is, a predetermined portion of the stored moving image is recorded on the recording medium 20.

FIG. 4 schematically shows the second operation. T _S2
Indicates the point in time when the imaging button was pressed by the photographer,
_TE2 indicates the point in time when the photographer presses the imaging button again to stop recording. 4 indicates a period during which the moving image data is accumulated in the buffer 15, and a hatched section indicates a period during which the moving image data is recorded on the recording medium 20 among the moving image data accumulated in the buffer 15. ing.

Control unit 1 in digital still camera 1
8, when the imaging button is pressed, the accumulation of moving image data is started in the buffer 15 after Δt ₂₁ hours have elapsed since the imaging button was pressed, and immediately when the imaging button is pressed again by the photographer, The accumulation in the buffer 15 is stopped. Control unit 18, the T _21, is taken up T ₂₂ corresponding to previous Delta] t ₂₂ of T _E2 the imaging button of the recording stop is pressed, to the recording and reproducing unit 16 reads out the moving image data stored in the buffer 15 feeding, by recording to the recording medium 20, a moving image captured during the period from T ₂₁ to T ₂₂ and the last recorded contents of the recording medium.

That is, as a result, the digital still camera 1 has a predetermined time T after the imaging button is pressed.
To _21, it will record only the automatically recording medium video to Delta] t ₂₂ hours before the T ₂₂ at the time when the signal of the recording stop has been sent. Here, T ₂₂ is can be freely set by the photographer.

As described above, the digital still camera 1 operates, for example, when the user takes a picture of himself with the digital still camera until the user returns his hand extended to press the imaging button and begins to speak a message. Unnecessary portions are not automatically recorded in the moving image data to be transmitted, such as the operation from reaching to the imaging button to reaching the imaging button to stop shooting after the image processing is completed, and the like.

A buffer 15 as a temporary storage means
By storing the moving image data in the storage section, it is possible to freely edit an unnecessary portion of the end portion of the moving image data and then record the unnecessary portion on a recording medium. Therefore, the digital still camera 1 can prevent the file capacity from being wasted, and when the moving image data is assumed to be attached to an e-mail or the like and transmitted, it is effective in that the file is not wasted. It is.

Subsequently, a third photographing operation of the digital still camera 1 is to store a moving image of a photographed subject in the buffer 15 and then select a predetermined portion to record it on the recording medium 20.

FIG. 5 schematically shows the third operation. T _S3
Indicates the point in time when the imaging button was pressed by the photographer,
_TE3 indicates a point in time when the photographer presses the imaging button. A white belt section shown in FIG. 5 indicates a period in which moving image data is accumulated in the buffer 15, and a hatched section indicates
The period during which the moving image data stored in the buffer 15 is recorded on the recording medium 20 is shown.

Control unit 1 in digital still camera 1
8, when the imaging button is pressed, the accumulation of moving image data in the buffer 15 starts immediately after the imaging button is pressed,
As soon as the photographer presses the imaging button again, the accumulation is stopped.

The digital still camera 1 accumulates moving image data of a white band section in a buffer 15 as a temporary storage means. Thereby, the photographer can determine Δt ₃₁ and Δt ₃₁ corresponding to unnecessary portions in the start portion and the end portion of the moving image data.
After freely editing the moving image in the _t32 section, the moving image can be recorded on a recording medium.

Therefore, the digital still camera 1
As a result, by recording the automatic recording medium only images from T ₃₁ to the imaging button has passed a predetermined time after being pressed to T _32, the last recorded contents of the recording medium moving images captured during this time And

The digital still camera 1 can prevent a file capacity from being wasted. Further, when it is assumed that the moving image data is attached to an electronic mail or the like and transmitted, it is also effective in that the amount of data to be transmitted can be reduced.

The above operation is performed by the digital still camera 1
Can be executed by a program without changing the hardware configuration. FIG. 6 shows the configuration of the digital still camera 1 in this case. Digital still camera 1
Although not shown, a driver for reading program data from the program recording medium 30 for executing the above-described operation is provided. The read program is stored in the control unit 18.
Is forwarded to The control unit 18 reflects the contents of the read program on the photographing operation of the digital still camera 1. As described above, by reading the program from the recording medium on which the program for executing the above-described shooting operation is recorded, the above-described shooting operation can be performed even with an existing digital still camera.

Further, a program for executing the photographing operation according to the present invention is recorded on the recording medium 20 shown in the present embodiment, read out from the recording / reproducing section 16 and transferred to the control section 18. Good.

In addition to the above-described operations, the digital still camera 1 can perform a normal photographing operation in which the photographing button, the photographing start, and the recording on the recording medium are synchronized.

In the embodiments of the present invention, a digital still camera has been described as an example. However, the present invention is not limited to a digital video camera, a camera-integrated PC, a camera-integrated portable telephone, etc. The present invention can also be applied to electronic devices.

As a recording medium, a magnetic recording medium, an optical recording medium, a magneto-optical recording medium, a semiconductor memory device, or the like can be used, and a recording / reproducing unit corresponding to the type of the recording medium is used.

The present invention is not limited to the above-described embodiment, and it is needless to say that various modifications can be made without departing from the gist of the present invention.

[0052]

According to the present invention, there is provided a moving image recording apparatus for photographing a subject and recording the movement of the subject as a series of moving images on a recording medium. There is provided recording control means for setting a moving image photographed up to a certain period before as final recording content on a recording medium.

Here, the recording control means may start recording a moving image on a recording medium after a predetermined period has elapsed from a trigger signal indicating the start of recording. The moving image recording apparatus further includes a temporary storage unit that temporarily stores the moving image, and the recording control unit records the predetermined portion of the stored moving image after storing the moving image in the temporary storage unit. Recording on a medium.

According to such a moving image recording apparatus, a moving image in a period excluding a certain period immediately after the trigger signal indicating the start of recording and a period before the trigger signal indicating stop of the recording for a certain period is recorded on the recording medium. By being recorded, a moving image data portion that is unnecessary for a photographer is automatically deleted and recorded on a recording medium.

Therefore, according to the moving picture recording apparatus according to the present invention, not only the unsightly moving picture data can be eliminated, but also the file capacity can be saved.

In order to achieve the above object, a moving image recording method according to the present invention is a moving image recording method for photographing a subject and recording the movement of the subject as a series of moving images on a recording medium, A step of obtaining a recording medium on which a moving image photographed up to a certain period before a trigger signal indicating recording stop is recorded.

In the moving image recording method according to the present invention, recording of a moving image on a recording medium can be started after a predetermined period has elapsed from a trigger signal indicating the start of recording. Further, the moving image recording method according to the present invention includes storing a moving image in a temporary storage unit and then recording a predetermined portion of the stored moving image on a recording medium.

According to such a moving image recording method, a moving image during a period excluding a certain period immediately after a trigger signal indicating recording start and a period before a certain period from a trigger signal indicating recording stop is recorded on a recording medium. By being recorded, unnecessary moving image portions located before and after a desired moving image are automatically deleted.

Therefore, according to the moving picture recording method according to the present invention, not only the unsightly moving picture data is eliminated, but also unnecessary moving picture data portions are omitted and are not recorded, thereby saving the file capacity. It is possible to

In order to achieve the above-mentioned object, a program recording medium according to the present invention records a subject and records the movement of the subject on a recording medium as a series of moving images on a recording medium. A program is recorded that causes a moving image captured up to a predetermined period before a trigger signal indicating stop to be the final recorded content on the recording medium.

Here, the program recorded on the program recording medium causes the moving image recording apparatus to execute recording of the moving image on the recording medium after a predetermined period has elapsed from a trigger signal indicating the start of recording. There are things. Further, the program recorded on the program recording medium causes the moving image recording apparatus to store the moving image in the temporary storage unit and then record a predetermined portion of the stored moving image on the recording medium. It is raised.

According to the program recording medium on which such a program is recorded, a moving image in a period excluding a period in which a predetermined period elapses from a trigger signal indicating the start of recording and a period in front of a trigger signal indicating stop of recording for a predetermined period. Is recorded on the recording medium, unnecessary moving image portions located before and after the desired moving image are automatically deleted.

Therefore, according to the program recorded on the program recording medium according to the present invention, it is possible to perform the photographing to eliminate the unsightly moving image data even with the existing digital still camera, and it becomes unnecessary. By enabling shooting in which the moving image data portion is omitted and not recorded, the file size of the moving image data can be saved.

[Brief description of the drawings]

FIG. 1 is an external view showing an external appearance of a digital still camera shown as one configuration example of an embodiment of the present invention.

FIG. 2 is a structural diagram illustrating a configuration of a digital still camera shown as one configuration example of an embodiment of the present invention.

FIG. 3 is a schematic diagram illustrating a shooting operation of a digital still camera shown as one configuration example of an embodiment of the present invention.

FIG. 4 is a schematic diagram illustrating a photographing operation of a digital still camera shown as one configuration example of an embodiment of the present invention.

FIG. 5 is a schematic diagram illustrating a photographing operation of a digital still camera shown as one configuration example of an embodiment of the present invention.

FIG. 6 is a structural diagram illustrating a configuration of a digital still camera shown as one configuration example of an embodiment of the present invention.

[Explanation of symbols]

1 digital still camera device, 2 imaging section, 3 main body section, 4 imaging lens section, 5 display section, 6 operation section, 1
1 imaging lens, 12 imaging element, 13 amplifying unit, 14
Image processing unit, 15 buffers, 16 recording and playback unit, 1
7 display unit, 18 control unit, 19 input / output unit, 20 recording medium, 30 program recording medium

Claims (16)

[Claims] 1. A moving image recording apparatus for photographing a subject and recording the movement of the subject as a series of moving images on a recording medium, wherein the moving image is photographed up to a predetermined period before a trigger signal indicating stop of recording. Moving image recording apparatus, comprising: recording control means for setting the last recorded content on the recording medium. 2. The moving image recording apparatus according to claim 1, wherein said recording control means starts recording the moving image on said recording medium after a predetermined period has elapsed from a trigger signal indicating the start of recording. 3. The moving image recording apparatus according to claim 2, further comprising a notifying unit that notifies a point in time when the recording is actually started to the recording medium. 4. A temporary storage unit for temporarily storing a moving image, wherein the recording control unit stores the moving image in the temporary storage unit, and then stores a predetermined portion of the stored moving image in the recording medium. 2. The moving image recording apparatus according to claim 1, wherein the moving image is recorded on the moving image recording apparatus. 5. A temporary storage unit for temporarily storing a moving image, wherein the recording control unit starts storing a moving image in the temporary storage unit after a predetermined period has elapsed from a trigger signal indicating the start of recording. The moving image recording apparatus according to claim 1, wherein a predetermined portion of the stored moving image is recorded on a recording medium. 6. The moving picture recording apparatus according to claim 1, wherein said recording control means sets said recorded contents including audio information. 7. A moving image recording method for photographing a subject and recording the movement of the subject as a series of moving images on a recording medium, wherein the moving image is photographed up to a certain period before a trigger signal indicating that recording is stopped. A step of obtaining the above-mentioned recording medium on which a moving image is recorded. 8. The moving image recording method according to claim 7, wherein the recording of the moving image on the recording medium is started after a predetermined period has elapsed from a trigger signal indicating the start of recording. 9. The moving image recording method according to claim 8, wherein a time point at which recording is actually started is notified to the recording medium. 10. The moving image recording method according to claim 7, wherein after storing the moving image in the temporary storage means, a predetermined portion of the stored moving image is recorded on the recording medium. 11. After a certain period has elapsed from a trigger signal indicating the start of recording, a moving image is stored in said temporary storage means,
The moving image recording method according to claim 7, wherein a predetermined portion of the stored moving image is recorded on the recording medium. 12. A moving image recording apparatus for photographing a subject and recording the motion of the subject as a series of moving images on a recording medium is provided with a moving image photographed up to a predetermined period before a trigger signal indicating stop of recording. A program recording medium on which a program for executing the final recording content on the recording medium is recorded. 13. A program for causing the moving image recording apparatus to start recording a moving image on the recording medium after a predetermined period has elapsed from a trigger signal indicating the start of recording. 13. The program recording medium according to claim 12, wherein 14. The program recording medium according to claim 13, wherein a program for executing notification of a point in time when recording actually starts is recorded on the recording medium. 15. A program for causing the moving image recording apparatus to store a moving image in temporary storage means and then record a predetermined portion of the stored moving image on the recording medium. 13. The method according to claim 12, wherein
The program recording medium according to the above. 16. After a certain period of time has elapsed from a trigger signal indicating the start of recording, the moving image is stored in the temporary storage means, and a predetermined portion of the stored moving image is stored in the temporary storage means. 13. A program for executing recording on a recording medium is recorded.
The program recording medium according to the above.