CN108174138A - Video capture method, voice capture device and video capture system - Google Patents
Video capture method, voice capture device and video capture system Download PDFInfo
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- CN108174138A CN108174138A CN201810002290.1A CN201810002290A CN108174138A CN 108174138 A CN108174138 A CN 108174138A CN 201810002290 A CN201810002290 A CN 201810002290A CN 108174138 A CN108174138 A CN 108174138A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N5/9201—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal
- H04N5/9202—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving the multiplexing of an additional signal and the video signal the additional signal being a sound signal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/265—Mixing
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- Multimedia (AREA)
- Signal Processing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Studio Devices (AREA)
Abstract
The embodiment of the invention discloses video capture method, voice capture device and video capture systems.Wherein video capture method includes：Voice capture device acquires the vibration simulation signal of user's vocal cords, and the vibration simulation signal is converted to audio digital signals；The audio digital signals are sent to the video capture device to match with the voice capture device by the voice capture device, so that the vision signal of acquisition and the audio digital signals are merged generation video file by the video capture device.The embodiment of the present invention avoids in the voice signal of acquisition and includes ambient noise signal, and the loss of voice signal caused by being transmitted through air, so that the problem of quality of speech signal is poor is not present in the video file that audio digital signals and vision signal are merged to generation, the total quality of video file is improved.
Description
Technical field
The present embodiments relate to intelligent electronic device technology more particularly to video capture method, voice capture device and
Video capture system.
Background technology
With the fast development of the mobile terminals such as network and smart mobile phone, more and more users are a variety of different
Video or video calling are shot by mobile terminal in occasion, but largely made an uproar since ambient noise causes to include in video
Sound or mobile terminal are larger with user distance, and the acoustic information for leading to user in video is unintelligible, influence video record matter
Amount.
Invention content
The embodiment of the present invention provides video capture method, voice capture device and video capture system, is improved with realizing
The quality of video record.
An embodiment of the present invention provides a kind of video capture method, this method includes：
Voice capture device acquires the vibration simulation signal of user's vocal cords, and the vibration simulation signal is converted to number
Voice signal；
The audio digital signals are sent to and are regarded with what the voice capture device matched by the voice capture device
Frequency collecting device, so that the vision signal of acquisition and the audio digital signals are merged generation by the video capture device
Video file.
The embodiment of the present invention additionally provides a kind of voice capture device, which includes：Controller, vibration pass
Sensor, transmission module and modular converter；Wherein,
The controller is electrically connected with the vibrating sensor, for receiving voice collecting instruction, and according to the voice
Acquisition instructions trigger the vibrating sensor；
The vibrating sensor, for acquiring the vibration simulation signal of user's vocal cords；
The modular converter is electrically connected with the vibrating sensor, for the vibration simulation signal to be converted to number
Voice signal；
The transmission module is electrically connected with the modular converter, for by the audio digital signals be sent to it is described
The video capture device that voice capture device matches.
The embodiment of the present invention additionally provides a kind of video capture system, the video capture system include video capture device and
Such as voice capture device provided in an embodiment of the present invention；Wherein,
The video capture device for acquiring vision signal, the vision signal and the audio digital signals synchronize adopt
Collection is additionally operable to receive the audio digital signals that the voice capture device is sent, by the audio digital signals and the video
Signal merges generation video file.
The embodiment of the present invention acquires the vibration simulation signal of user's vocal cords, converted generation number by voice capture device
Voice signal avoids voice signal caused by ambient noise signal is included in the voice signal of acquisition and is transmitted through air
Loss so that audio digital signals and vision signal are merged to video file the asking there is no quality of speech signal difference of generation
Topic improves the total quality of video file.
Description of the drawings
Fig. 1 is a kind of flow chart of video capture method provided by one embodiment of the present invention；
Fig. 2 is a kind of flow chart for video capture method that another embodiment of the present invention provides；
Fig. 3 is a kind of structure diagram of voice capture device provided by one embodiment of the present invention；
Fig. 4 is a kind of structure diagram of video capture device provided by one embodiment of the present invention.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limitation of the invention.It also should be noted that in order to just
Part related to the present invention rather than entire infrastructure are illustrated only in description, attached drawing.
Fig. 1 is a kind of flow chart of video capture method provided by one embodiment of the present invention, and the present embodiment is applicable to
Using independent voice capture device and the situation of video capture device sync pulse jamming high-quality video, this method can be by this hair
Video capture system that bright embodiment provides performs, which can be used software and/or the mode of hardware is realized.
As shown in Figure 1, in one embodiment, providing a kind of video capture method, this method specifically includes：
The vibration simulation signal of S110, voice capture device acquisition user's vocal cords, and vibration simulation signal is converted into number
Word voice signal.
In the present embodiment, voice capture device can be independently of the wearable device except video capture device, if
User's neck vocal cords surface is placed in, for acquiring the vibration simulation signal of user's vocal cords, a video capture device can correspond to
One or more voice capture devices, for acquiring the vibration simulation signal of one or more user's vocal cords simultaneously；It can also be
One voice capture device corresponds to one or more video capture devices, for the vibration simulation signal of same user's vocal cords to be sent out
It send to one or more video capture devices.Wherein, vocal cords shakes when the vibration simulation signal of user's vocal cords includes user's sounding
Vibration simulation signal is converted to audio digital signals by dynamic frequency and oscillation intensity.
In the present embodiment, audio digital signals are to be converted to obtain by the vibration simulation signal of vocal cords directly acquired, are not wrapped
Transmitted containing any noise signal, and without air, there is no being transmitted because of air caused by be lost, signal is clearly accurate, signal
Quality is high.
Optionally, the vibration simulation signal of voice capture device acquisition user's vocal cords, including：Voice capture device receives language
Sound acquisition instructions, and instructed according to voice collecting to video capture device and send control instruction, control instruction is closed for controlling
The voice input module of video capture device；Voice capture device meets predeterminated frequency range according to voice collecting instruction acquisition
The vibration simulation signal of user's vocal cords.
Wherein, voice collecting instruction can be generated by pressing programmable button, can also be by presetting speech trigger
Generation.Video capture device refers to the equipment with video acquisition, for example, can be smart mobile phone, tablet computer or
The mobile terminals such as computer.Optionally, it after voice capture device receives voice collecting instruction, sends and controls to video capture device
Instruction, if video capture device has voice input module, video capture device closes phonetic entry according to the control instruction
Module, avoid the voice input module of voice capture device and video capture device acquire voice signal simultaneously caused by voice believe
The problem of number confusion, poor signal quality.
Optionally, voice collecting instruction can also be is generated by video capture device, and video capture device adopts the voice
Collection instruction is sent to voice capture device, so that vibration mould of the voice capture device according to voice collecting instruction acquisition user's vocal cords
Intend signal, while video capture device generation control instruction, close the voice input module of video capture device.
Optionally, voice capture device screens the analog vibration signal of acquisition according to predeterminated frequency range, example
Property, predeterminated frequency range can be 20Hz-20000Hz.
Audio digital signals are sent to the video acquisition to match with voice capture device and set by S120, voice capture device
It is standby, so that the vision signal of acquisition and audio digital signals are merged generation video file by video capture device.
Wherein, voice capture device and video capture device are matched in advance, such as by voice capture device and video
Collecting device is connected by data line and completes matching.Alternatively, the side that voice capture device and video acquisition are passed through into wireless connection
Formula is matched, and can be by bluetooth, WI-FI (WIreless-Fidelity, Wireless Fidelity), NFC (Near illustratively
Field Communication, near-field communication) or matched by the form of scanning device Quick Response Code etc., it can also be
It is matched by the device id of voice capture device and video capture device (identity, identity).
After successful match, collected audio digital signals are sent to matched video acquisition and set by voice capture device
It is standby, so that video capture device merges audio digital signals and vision signal, generate complete video file.It is optional
, video file is applied to video calling or video stores.Illustratively, video capture device can be smart mobile phone, if intelligence
The currently running application of energy mobile phone is video calling, then each section of video file for merging formation is sent to video calling pair
The contact person answered improves the quality of video calling, has taken into account the high quality and real-time of video calling；If smart mobile phone is worked as
The application of preceding operation is not video calling, then stores each section of video file for merging formation to default storage folder, and
Each section of video file according to sequential is merged, generates complete video file.Voice signal is clear in the video file
Accurately, and not comprising noise, the quality of video file is improved.
Optionally, voice capture device is segmented vibration simulation signal according to the oscillation intensity of vocal cords.For example, can be with
The vibration simulation signal between time point for being 0 by every two-time vibration intensity is divided into a signal segment.Optionally, to vibrating mould
Plan signal carries out segmentation and includes：It is triggered constantly as initial time with voice capture device, is denoted as sart point in time t0；Lookup is shaken
The time point for the signal that the oscillation intensity that first time in dynamic analog signal after sart point in time t0 occurs is 0, by the time started
The time point for the signal that the oscillation intensity that first time after point t0 occurs is 0 is as end time point t1；By sart point in time t0
Vibration simulation signal between end time point t1 is divided into a signal segment；Continue to detect whether that there are oscillation intensity be 0
Signal, if so, by after end time point t1 first time occur oscillation intensity be 0 signal time point, will terminate
The oscillation intensity that first time after time point t1 occurs be 0 signal time point as next signal segment at the beginning of point
T0, and execution above-mentioned steps are recycled, the vibration simulation signal of voice capture device acquisition is segmented in real time.
Optionally, it can also be and vibration simulation signal be segmented according to fixed interval.Illustratively, between fixed
Be T every the time, be triggered with sound collecting device constantly for initial time, the segmentation of vibration simulation signal can be 0-T, T-2T and
2T-3T etc., wherein, T can be 500ms or 1s.
Optionally, audio digital signals are sent to the video acquisition to match with voice capture device by voice capture device
Equipment, including：
The audio digital signals that each section of vibration simulation signal is converted are sent to voice collecting by voice capture device in real time
The video capture device that equipment matches.
In the present embodiment, believed by the way that digital speech will be converted to each segment signal section that vibration simulation signal subsection obtains
After number, each piece of digital voice signal is sent to video capture device in real time, it is real-time, effectively the time is avoided to prolong
When.Wherein each piece of digital voice signal can be by wireless transmission can also be wire transmission, realize mutually independent
Voice capture device and video capture device synchronous acquisition voice signal and vision signal.Optionally, audio digital signals carry
Having and stab at the first time, vision signal carries the second timestamp, wherein, video capture device adopts audio digital signals video
The vision signal of collection equipment acquisition merges generation video file, including：Video capture device is identified stabs phase with first time
Matched second timestamp；It is corresponding with the second timestamp that video capture device will stab corresponding audio digital signals at the first time
Vision signal merges generation video file.
Wherein, voice capture device is when acquiring vibration simulation signal, and the first time stamp of record vibration simulation signal will
Vibration simulation signal is converted to audio digital signals, i.e., audio digital signals carry stabs at the first time；Video capture device exists
When acquiring vision signal, the second timestamp of vision signal is recorded.Optionally, vibration simulation signal and vision signal synchronize adopt
Collection, i.e., stamp and the second timestamp have correspondence at the first time.Illustratively, the vibration simulation signal and T1 that the T1 moment acquires
The moment vision signal of acquisition is corresponding.
The present embodiment, video capture device is after the audio digital signals that voice capture device is sent are received, by the
One timestamp is matched with the second timestamp, by the corresponding audio digital signals of the timestamp of successful match and vision signal into
Row merges, the video file of formation.Preferably, voice capture device and video capture device have been avoided by wireless connection
Line connection to equipment spacing from limitation, on the basis of voice capture device and video capture device real-time Communication for Power is ensured, carry
The high degree of freedom of the shooting of video file, at the same solve video capture device with user distance farther out when cannot be guaranteed video
The problem of signal and voice signal acquire simultaneously or quality of speech signal is poor improves the environmental suitability and use of video capture
It experiences at family.
The technical solution of the present embodiment acquires the vibration simulation signal of user's vocal cords by voice capture device, converted
Audio digital signals are generated, are avoided in the voice signal of acquisition comprising ambient noise signal and caused by being transmitted through air
The loss of voice signal so that voice signal matter is not present in the video file that audio digital signals and vision signal are merged to generation
The problem of amount difference, improves the total quality of video file.
Fig. 2 is a kind of flow chart for video capture method that another embodiment provides, on the basis of above-described embodiment,
Further this method is optimized, correspondingly, this method specifically includes：
The vibration simulation signal of S210, voice capture device acquisition user's vocal cords.
The voice signal of air transmission, voice signal is carried out in the range of S220, voice capture device acquisition pre-determined distance
Signal amplifies, and resolves to verification simulation signal.
In the present embodiment, voice capture device is while vibration simulation signal is acquired, synchronous acquisition pre-determined distance range
The voice signal of interior air transmission, illustratively, pre-determined distance range can be apart from model apart from user's neck vocal cords surface 1cm
It encloses, accurate voice signal and smaller noise signal that user sends out is included in the voice signal in the range of this, can be used for
Vibration simulation signal is verified.Wherein, verification simulation signal includes verification frequency and verification intensity.
S230, voice capture device carry out checking treatment according to verification simulation signal to vibration simulation signal.
Wherein, checking treatment includes but not limited to hollow to the smoothing processing of vibration simulation signal and to vibration simulation signal
The filling processing of white signal.Optionally, by the verification frequency of verification simulation signal to the vibration frequency of vibration simulation signal into
Row checking treatment verifies the oscillation intensity of vibration simulation signal by the verification intensity of verification simulation signal, to vibration
Analog signal optimizes, and improves the signal quality of vibration simulation signal.
Vibration simulation signal after verification is converted to audio digital signals by S240, voice capture device.
Audio digital signals are sent to the video acquisition to match with voice capture device and set by S250, voice capture device
It is standby, so that the vision signal of acquisition and audio digital signals are merged generation video file by video capture device.
The technical solution of the present embodiment passes through the vibration simulation signal of synchronous acquisition user's vocal cords and pre-determined distance range
The voice signal of interior air transmission, the verification simulation signal to be formed is parsed according to voice signal and carries out school to vibration simulation signal
It tests, improves the signal quality of vibration simulation signal and the quality of audio digital signals, further improve the matter of video file
Amount.
Fig. 3 is a kind of structure diagram for voice capture device that one embodiment provides, and the voice capture device is specific
Including controller 310, vibrating sensor 320, transmission module 330 and modular converter 340；Wherein,
Controller 310 is electrically connected with vibrating sensor 320, for receiving voice collecting instruction, and is referred to according to voice collecting
Enable triggering vibrating sensor 320；
Vibrating sensor 320, for acquiring the vibration simulation signal of user's vocal cords；
Modular converter 340 is electrically connected with vibrating sensor 320, for vibration simulation signal to be converted to digital speech letter
Number；
Transmission module 330 being electrically connected with modular converter 340, being set for being sent to audio digital signals with voice collecting
The standby video capture device to match.
In the present embodiment, voice capture device can realize the audio digital signals of acquisition low noise, optionally, voice collecting
Audio digital signals are sent to video capture device by equipment, so that video capture device believes audio digital signals and video
Number merge generation video file or so that video capture device by audio digital signals for voice communication, can be with
So that audio digital signals are identified as phonetic order by video capture device, and perform corresponding operation according to phonetic order.Show
Example property, with current application in the matched terminal of voice capture device for etc. communications applications, such as can be wechat, when terminal connects
When receiving the audio digital signals that voice capture device is sent, which is sent to the contact that terminal currently shows
People.Illustratively, it can be Intelligent set top box or smart mobile phone etc. with the matched terminal of voice capture device, receive and identify language
The audio digital signals that sound collecting device is sent, and perform the phonetic order identified.
Optionally, which further includes power supply module, respectively with controller 310, vibrating sensor 320, pass
Defeated module 330 and modular converter 340 are electrically connected, for device 310 in order to control, vibrating sensor 320, transmission module 330 and conversion
Module 340 provides electricity.
Optionally, voice capture device further includes signal processing module, is electrically connected with vibrating sensor, for according to vocal cords
Oscillation intensity vibration simulation signal is segmented；
Transmission module is specifically used for the audio digital signals of each section of vibration simulation signal conversion being sent to voice in real time
The video capture device that collecting device matches.
Optionally, voice capture device further includes sound acquisition module, signal amplification module, signal resolution module and signal
Correction verification module；Wherein,
Controller is additionally operable to according to voice collecting instruction triggers sound acquisition module；
Sound acquisition module is electrically connected with the controller, for acquiring the voice signal that air transmits in the range of pre-determined distance；
Signal amplification module, is electrically connected with sound acquisition module, for being amplified to voice signal；
Signal resolution module is electrically connected with signal amplification module, for amplified voice signal to be resolved to calibration mode
Intend signal；
Signal checking module, is electrically connected with signal resolution module and vibrating sensor, for according to verification simulation signal pair
Vibration simulation signal carries out checking treatment；
Modular converter is specifically used for, and the vibration simulation signal after verification is converted to audio digital signals.
Optionally, vibrating sensor gapless fits in the vocal cords surface of user's neck.
In the present embodiment, voice capture device gapless fits in the vocal cords surface of user's neck, and vibrating sensor is set
It is placed in voice capture device and is used for the position being bonded with vocal cords surface so that voice capture device can acquire accurate vibration simulation
Signal.
Optionally, voice capture device is provided with fixing device, for voice capture device to be fixed on to the clothing of user
On, it avoids coming off loss due to voice capture device caused by the action of user.
Voice capture device provided in this embodiment acquires the vibration simulation signal of user's vocal cords by vibrating sensor,
After modular converter is converted to audio digital signals, the terminal to match with voice capture device is sent to by transmitting device, it is real
The acquisition and transmission of existing low noise voice signal.
Fig. 4 is the structure diagram of a kind of video capture system provided in one embodiment, the video capture system packet
The voice capture device 420 of video capture device 410 and any embodiment of the present invention offer is provided.Wherein,
Video capture device 410 is used to acquire vision signal, wherein, vision signal and audio digital signals synchronous acquisition,
It is additionally operable to receive the audio digital signals that voice capture device 420 is sent, audio digital signals and vision signal is merged
Generate video file.
Wherein, voice capture device is instructed to described according to the voice collecting and is regarded after voice collecting instruction is received
Frequency collecting device sends control instruction, which closes the voice input module of video capture device for controlling, simultaneously
The video acquisition module of video capture device is opened in control, realizes vision signal and audio digital signals synchronous acquisition.
Optionally, video capture device 410 is additionally operable to receive the control instruction that voice capture device is sent, and according to control
Voice input module is closed in instruction.
Optionally, audio digital signals carry stabs at the first time, and vision signal carries the second timestamp, and video is adopted
Collection equipment 410 is specifically used for identification and stabs the second timestamp to match at the first time, will stab corresponding digital language at the first time
Sound signal vision signal corresponding with the second timestamp merges generation video file.
Video capture system can perform the video capture method that any embodiment of the present invention is provided, and has and performs video bat
Take the photograph the corresponding function module of method and advantageous effect.
Note that it above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The present invention is not limited to specific embodiment described here, can carry out for a person skilled in the art various apparent variations,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above example to the present invention
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
It can include other more equivalent embodiments, and the scope of the present invention is determined by scope of the appended claims.
Claims (11)
- A kind of 1. video capture method, which is characterized in that including：Voice capture device acquires the vibration simulation signal of user's vocal cords, and the vibration simulation signal is converted to digital speech Signal；The audio digital signals are sent to the video to match with the voice capture device and adopted by the voice capture device Collect equipment, so that the vision signal of acquisition and the audio digital signals are merged generation video by the video capture device File.
- 2. according to the method described in claim 1, it is characterized in that, acquire the vibration simulation of user's vocal cords in voice capture device After signal, further include：The voice capture device is segmented vibration simulation signal according to the oscillation intensity of vocal cords；The audio digital signals are sent to the video to match with the voice capture device and adopted by the voice capture device Collect equipment, including：The audio digital signals that each section of vibration simulation signal is converted are sent to the voice by the voice capture device in real time The video capture device that collecting device matches.
- 3. according to the method described in claim 1, it is characterized in that, the vibration simulation signal is converted to digital speech letter Before number, further include：The voice signal of air transmission, letter is carried out by the voice signal in the range of the voice capture device acquisition pre-determined distance Number amplification, and resolves to verification simulation signal；The voice capture device carries out checking treatment according to the verification simulation signal to the vibration simulation signal；Correspondingly, the vibration simulation signal is converted into audio digital signals, including：Vibration simulation signal after verification is converted to audio digital signals by the voice capture device.
- 4. according to the method described in claim 1, it is characterized in that, the audio digital signals carry stamp at the first time, institute It states vision signal and carries the second timestamp, wherein, video capture device is by the vision signal of acquisition and the digital speech Signal merges generation video file, including：The second timestamp that the video capture device identification matches with first time stamp；The video capture device is corresponding with second timestamp by the corresponding audio digital signals of first time stamp Vision signal merges generation video file.
- 5. according to any methods of claim 1-4, which is characterized in that voice capture device acquires the vibration of user's vocal cords Analog signal, including：The voice capture device receives voice collecting instruction, and is instructed according to the voice collecting to the video capture device Control instruction is sent, the control instruction closes the voice input module of video capture device for controlling；The voice capture device meets the vibration of user's vocal cords of predeterminated frequency range according to the voice collecting instruction acquisition Analog signal.
- 6. a kind of voice capture device, which is characterized in that including：Controller, vibrating sensor, transmission module and modular converter； Wherein,The controller is electrically connected with the vibrating sensor, for receiving voice collecting instruction, and according to the voice collecting Vibrating sensor described in instruction triggers；The vibrating sensor, for acquiring the vibration simulation signal of user's vocal cords；The modular converter is electrically connected with the vibrating sensor, for the vibration simulation signal to be converted to digital speech Signal；The transmission module is electrically connected with the modular converter, for the audio digital signals to be sent to and the voice The video capture device that collecting device matches.
- 7. voice capture device according to claim 6, which is characterized in that the voice capture device is further included at signal Module is managed, is electrically connected with the vibrating sensor, vibration simulation signal is segmented for the oscillation intensity according to vocal cords；The transmission module is additionally operable to the audio digital signals of each section of vibration simulation signal conversion being sent to institute's predicate in real time The video capture device that sound collecting device matches.
- 8. voice capture device according to claim 6, which is characterized in that the voice capture device further includes sound and adopts Collect module, signal amplification module, signal resolution module and signal checking module；Wherein,The controller is additionally operable to the sound acquisition module according to the voice collecting instruction triggers；The sound acquisition module is electrically connected with the controller, for acquiring the sound that air transmits in the range of pre-determined distance Signal；The signal amplification module, is electrically connected with the sound acquisition module, for being amplified to the voice signal；The signal resolution module is electrically connected with the signal amplification module, for amplified voice signal to be resolved to school Test analog signal；The signal checking module, is electrically connected with the signal resolution module and the vibrating sensor, for according to the school It tests analog signal and checking treatment is carried out to the vibration simulation signal；The modular converter is specifically used for, and the vibration simulation signal after verification is converted to audio digital signals.
- A kind of 9. video capture system, which is characterized in that the language including video capture device and as described in claim 6-8 is any Sound collecting device；Wherein,The video capture device is used to acquire vision signal, the vision signal and the audio digital signals synchronous acquisition, It is additionally operable to receive the audio digital signals that the voice capture device is sent, by the audio digital signals and the vision signal Merge generation video file.
- 10. video capture system according to claim 9, which is characterized in that the video capture device is additionally operable to receive The control instruction that the voice capture device is sent, and voice input module is closed according to the control instruction.
- 11. video capture system according to claim 9, which is characterized in that when the audio digital signals carry first Between stab, the vision signal carries the second timestamp, and the video capture device is additionally operable to identification and the first time The second timestamp to match is stabbed, it is corresponding with second timestamp that the first time is stabbed corresponding audio digital signals Vision signal merges generation video file.
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