WO2018113083A1

WO2018113083A1 - Voice acquisition method, device and system

Info

Publication number: WO2018113083A1
Application number: PCT/CN2017/074227
Authority: WO
Inventors: 谢灿豪
Original assignee: 智威富（北京）科技有限公司
Priority date: 2016-12-21
Filing date: 2017-02-21
Publication date: 2018-06-28
Also published as: CN106817551A

Abstract

A voice acquisition method, device, and system (130). The method comprises: receiving voice data broadcasted by a voice recording device (120) by means of wireless audio transmission (S101); and synthesizing audio/video data according to the voice data and video data of a subject photographed by a photographing device (110) (S102). The voice recording device (120) records the voice of the subject, and broadcasts the voice data by means of wireless audio transmission. If the photographing device (110) has no wireless audio transmission function, an audio transceiver (90) receives, in a frequency modulation mode, the voice data broadcasted by the voice recording device (120), and sends the voice data to the photographing device (110). If the photographing device (110) has a wireless audio transmission function, the photographing device (110) receives, in a frequency modulation mode, the voice data broadcasted by the voice recording device (120), and synthesizes the voice data and the video data of the subject photographed by the photographing device (110) into audio/video data, so that the audio/video data synthesized by the photographing device (110) comprises clear voice data.

Description

Voice acquisition method, device and system

Technical field

The embodiments of the present invention relate to the field of communications technologies, and in particular, to a voice acquiring method, device, and system.

Background technique

In the prior art, a mobile terminal such as a mobile phone can be used to capture video information, which includes voice data and image data, but if the shooting target is in a moving state, the shooting target is farther and farther away from the photographer during the movement, or The shooting target is still, but the photographer is far away from the shooting target, which will result in the mobile terminal not being able to capture clear voice data.

Summary of the invention

The embodiment of the invention provides a voice acquiring method, device and system, so that the mobile terminal captures clear voice data.

An aspect of the embodiments of the present invention provides a voice acquisition method, including:

Receiving voice data broadcast by the voice recording device by means of wireless audio transmission, the voice data being voice data obtained by the voice recording device by recording the voice of the photographer;

Audio and video data is synthesized based on the voice data and the video data of the subject captured by the photographing device.

Another aspect of the embodiments of the present invention provides a voice acquisition method, including:

The voice recording device obtains voice data by recording the voice of the photographer;

The voice recording device broadcasts the voice data by means of wireless audio transmission.

Another aspect of the embodiments of the present invention provides an audio transceiver device, including:

a receiving module, configured to receive voice data that is broadcast by the voice recording device by using a wireless audio transmission manner, where the voice data is voice data obtained by the voice recording device by recording a voice of the photographer;

And a sending module, configured to send the voice data to the photographing device, so that the photographing device synthesizes the audio and video data according to the voice data and the video data of the photographed by the photographing device.

Another aspect of the embodiments of the present invention provides a photographing apparatus, including:

a video capture module, configured to capture video data obtained by the photographer;

And a synthesizing module, configured to synthesize audio and video data according to the voice data and the video data.

Another aspect of the embodiments of the present invention provides a voice recording device, including:

a voice collection module, configured to record a voice of a photographer to obtain voice data;

And a sending module, configured to broadcast the voice data by using a wireless audio transmission manner.

Another aspect of the embodiments of the present invention is to provide a voice acquiring system, including the audio transceiver device, the photographing device, and the voice recording device; or the photographing device and the language Sound recording device.

The voice acquiring method, device and system provided by the embodiment of the invention record the voice of the photographer through the voice recording device, and send the voice data to the receiver through FM frequency modulation, and the receiver sends the voice data to the photographing device, and the photographing device according to the photographing device The voice data of the subject recorded by the voice recording device, and the video data of the subject photographed by the photographing device synthesize the audio and video data, so that the audio and video data synthesized by the photographing device includes clear voice data.

DRAWINGS

FIG. 1 is a flowchart of a voice acquiring method according to an embodiment of the present invention;

2 is a network architecture diagram applicable to a voice acquisition method according to an embodiment of the present invention;

FIG. 3 is a flowchart of a voice acquiring method according to another embodiment of the present invention;

FIG. 4 is a flowchart of a voice acquiring method according to another embodiment of the present invention;

FIG. 5 is a flowchart of a voice acquiring method according to another embodiment of the present invention;

FIG. 6 is a flowchart of a voice acquiring method according to another embodiment of the present invention;

FIG. 7 is a flowchart of a voice acquiring method according to another embodiment of the present invention;

FIG. 8 is a flowchart of a voice acquiring method according to another embodiment of the present invention;

FIG. 9 is a structural diagram of a receiver according to an embodiment of the present invention;

FIG. 10 is a structural diagram of a receiver according to another embodiment of the present invention; FIG.

FIG. 11 is a structural diagram of a photographing apparatus according to an embodiment of the present invention;

FIG. 12 is a structural diagram of a voice recording device according to an embodiment of the present invention;

FIG. 13 is a structural diagram of a voice acquiring system according to an embodiment of the present invention.

detailed description

FIG. 1 is a flowchart of a voice acquisition method according to an embodiment of the present invention; FIG. 2 is a network architecture diagram of a voice acquisition method according to an embodiment of the present invention. The embodiment of the present invention is directed to the prior art that the mobile terminal cannot capture clear voice data, and provides a voice acquisition method. The specific steps of the method are as follows:

Step S101: Receive voice data broadcast by the voice recording device by using a wireless audio transmission manner, where the voice data is voice data obtained by the voice recording device by recording a voice of the photographer.

As shown in FIG. 2, the voice acquiring method provided in this embodiment is applicable to a plurality of photographers respectively capturing a scene of a photographer through respective photographing devices, for example, a child performing on a stage, and the plurality of family members of the child respectively use The mobile terminal records the performance video of the child, or a person speaks on the podium, and a plurality of listeners take a video of the speaker's speech through their respective shooting devices. In this embodiment, the child performing on the stage or the speaker speaking on the stage can wear a voice recording device such as a microphone. Specifically, the voice recording device can be clamped on the collar of the photographer for real-time recording. The voice of the subject generates voice data. When multiple family members are far away from the child, or when multiple listeners are far away from the speaker, the camera held by the photographer will not be able to clearly record the voice of the photographer.

In order to solve the above problem, in the embodiment, if the photographing device, for example, the mobile terminal does not have the wireless audio transmission function, each mobile terminal can be connected to an audio transceiver device, and the audio transceiver device is configured to receive the voice broadcast by the voice recording device. Data and send voice data to a shooting device such as a mobile terminal, specifically The voice recording device broadcasts voice data by means of wireless audio transmission, and the wireless audio transmission mode includes at least one of the following: AM AM modulation broadcast, FM FM modulation broadcast, and digital broadcast. Optionally, in this embodiment, the voice recording device broadcasts voice data by using a Frequency Modulation (FM) method, and the audio transceiver device receives the voice data by using an FM frequency modulation method.

Step S102, synthesizing the audio and video data according to the voice data and the video data of the subject captured by the photographing device.

In this embodiment, when a photographing device, such as a mobile terminal, does not have a wireless audio transmission function, one audio transceiver device may correspond to one mobile terminal, and one voice recording device may correspond to multiple audio transceiver devices, that is, one voice recording device may transmit voice. The data is simultaneously broadcast to a plurality of audio transceiver devices, and each audio transceiver device can transmit the voice data to a mobile terminal. After receiving the voice data broadcast by the voice recording device in an FM frequency modulation manner, each audio transceiver device transmits the voice data to a photographing device such as a mobile terminal by using a wired transmission method or a wireless transmission manner. If the audio transceiver device transmits the voice data to the photographing device, such as the mobile terminal, by way of a wired transmission, the audio transceiver device and the photographing device, such as the mobile terminal, can be connected by at least one of the following: a USB interface, a lightning port, and a headphone jack. If the audio transceiver device transmits the voice data to the photographing device, such as the mobile terminal, by wireless transmission, the wireless transmission mode includes at least one of the following: Bluetooth or Wireless-Fidelity (Wi-Fi). The photographing device, for example, the mobile terminal synthesizes the audio and video data according to the voice data forwarded by the audio transceiver device and the video data of the subject photographed by the photographing device, for example, the mobile terminal.

In addition, if the photographing device, for example, the mobile terminal has a wireless audio transmission function, for example, the photographing device has an FM frequency modulation function, the photographing device does not need to be connected to the audio transceiver device, and the photographing device can directly receive the photographed device that the voice recording device broadcasts by FM FM. The voice data is synthesized into the audio and video data by the voice data and the video data of the subject captured by the photographing device.

The voice recording device records the voice of the photographer through the voice recording device, and broadcasts the voice data through the wireless audio transmission mode. If the camera device does not have the wireless audio transmission function, the audio transceiver device receives the voice broadcast by the voice recording device through the frequency modulation device. Data and send the voice data to the photographing device. If the photographing device has a wireless audio transmission function, the photographing device receives the voice data broadcasted by the voice recording device through the frequency modulation method, and the voice data, and the photographed by the photographing device The video data synthesizes the audio and video data, so that the audio and video data synthesized by the photographing device includes clear voice data.

FIG. 3 is a flowchart of a voice acquiring method according to another embodiment of the present invention. On the basis of the foregoing embodiments, the audio transceiver device stores a plurality of frequency modulation frequency bands in advance; the specific steps of the voice acquisition method provided in this embodiment are as follows:

Step S201: Select a target frequency band from a plurality of frequency modulation frequency bands stored in advance according to the frequency band parameter.

In this embodiment, each audio transceiver device stores a plurality of frequency modulation frequency bands in advance, and the voice recording device also stores a plurality of frequency modulation frequency bands in advance, and the audio transceiver device and the plurality of frequency modulation frequency bands pre-stored in the voice recording device are the same, and the voice recording is performed. After the device collects the voice of the photographer in real time, select a frequency band to broadcast voice data, and each audio transceiver device can select one target frequency band from multiple frequency modulation bands, and the selected basis may be a frequency band parameter, and the frequency band parameter Including at least one of: transmit power, signal to noise ratio; for example, each audio transceiver device selects a frequency modulated frequency band with the largest transmit power from a plurality of frequency modulation frequency bands as a target frequency segment.

Step S202: Send the voice data broadcasted in the target frequency band to the photographing device, so that the photographing device determines whether the voice data broadcasted in the target frequency band is voice data broadcast by the voice recording device.

The audio transceiver device transmits the voice data broadcasted in the target frequency band to the photographing device, and the photographer plays the voice data broadcasted in the target frequency band by the photographing device to determine whether the voice data heard by the photographer is photographed by himself or herself. The voice data of the photographer, for example, the family photographs the video of the child under the stage, while listening to the voice data sent by the audio transceiver device to the mobile terminal, and determining whether the voice data sent by the audio transceiver device to the mobile terminal is the voice data of the child.

Step S203: If the voice data broadcasted in the target frequency band is voice data broadcast by the voice recording device, receive voice data broadcasted in the target frequency band.

If the family determines that the voice data sent by the audio transceiver device to the mobile terminal is the voice data of the child, the mobile terminal transmits the confirmation message to the audio transceiver device, and the audio transceiver device continues to receive the voice data broadcasted in the target frequency band.

If the family determines that the voice data sent by the audio transceiver device to the mobile terminal is not the voice data of the child, the mobile terminal sends a negative message to the audio transceiver device, and the audio transceiver device selects the second largest frequency modulation from the plurality of frequency modulation bands. The frequency band is used as the target frequency band, and the method of step S202 is repeatedly performed until the family determines that the voice data sent by the audio transceiver device to the mobile terminal is the voice data of the child.

Step S204: Send the voice data to the photographing device, so that the photographing device synthesizes the audio and video data according to the voice data and the video data of the subject photographed by the photographing device.

Step S204 is consistent with step S102, and the specific method is not described herein again.

In this embodiment, the target frequency band is obtained from the plurality of frequency-modulated frequency bands stored in advance by the audio transceiver device, and the voice data broadcasted in the target frequency band is sent to the photographing device, so that the photographing device determines whether the voice data broadcasted in the target frequency band is photographed. The voice data of the voice transceiver device continues to receive the voice data broadcasted in the target frequency band, otherwise the audio transceiver device continues to acquire the new frequency modulation frequency band from the plurality of frequency modulation frequency bands as the target frequency band until the voice data broadcasted in the target frequency band is The voice data of the photographer realizes a method for the audio transceiver device to acquire voice data by frequency modulation.

FIG. 4 is a flowchart of a method for acquiring a voice according to another embodiment of the present invention. Based on the foregoing embodiments, the specific steps of the voice acquisition method provided in this embodiment are as follows:

Step S301: The audio transceiver device is FM-FM to a target frequency band, and the voice recording device broadcasts voice data on the target frequency band.

In this embodiment, it is assumed that the speaker adjusts the voice recording device to the ideal frequency band before the formal speech, and the specific method of adjusting to the ideal frequency band is: the speaker wears the voice recording device to start the trial, and the voice recording device will The voice data of the speaker is broadcasted through a frequency modulation band, and the debugger adjusts the audio transceiver device to the same frequency band as the voice recording device, and the debugger listens to the voice data received by the audio transceiver device through the shooting device. If it is not clear, the debugger adjusts the voice recording device to the next FM band, and adjusts the audio transceiver device to the same FM band as the voice recording device, and listens again until the debugger can hear the speaker clear. Voice data and record When the speaker can hear the clear voice data of the speaker, the voice recording device and the FM frequency band of the audio transceiver device can be used as an ideal frequency band. In this embodiment, the achievable manner in which the debugger adjusts the voice recording device to the next FM band includes the following two types:

The first

The voice recording device is provided with a frequency band switching button, and the debugging personnel manually adjusts the frequency modulation frequency band of the voice recording device through the frequency band switching button.

Second

The debugger sends a control command to the voice recording device through the shooting device, so that the voice recording device automatically adjusts to the next frequency band.

When multiple listeners arrive at the speaking location, each listener can adjust the audio transceiver device corresponding to the respective mobile terminal to the pre-tuned ideal frequency band, that is, the target frequency band, and the subsequent voice recording device will broadcast the voice data on the target frequency band.

Step S302: The audio transceiver device receives voice data broadcast by the voice recording device in the target frequency band.

The audio transceiver device corresponding to the mobile terminal carried by each listener can receive the voice data clear by the speaker from the target frequency band.

Step S303: The audio transceiver device sends the voice data to the photographing device, so that the photographing device synthesizes the audio and video data according to the voice data and the video data of the photographed by the photographing device.

Step S303 is the same as step S102. The specific method is not described here.

In this embodiment, the voice recording device is pre-adjusted to an ideal frequency band, and the ideal frequency band can be used to broadcast the voice data that is clear to the photographer. Each audio transceiver device can receive the voice broadcast device broadcasted by the FM frequency modulation to the ideal frequency band. The clear voice data realizes a method for the audio transceiver device to acquire clear voice data by frequency modulation.

FIG. 5 is a flowchart of a voice acquiring method according to another embodiment of the present invention. Based on the foregoing embodiments, the specific steps of the voice acquisition method provided in this embodiment are as follows:

Step S401: Receive a frequency band identifier of the target frequency band that is sent by the voice recording device by using a wireless transmission manner.

In this embodiment, if the photographing device, for example, the mobile terminal has a wireless audio transmission function, the execution subject of the embodiment is a photographing device such as a mobile terminal, and if the photographing device, for example, the mobile terminal does not have a wireless audio transmission function, the embodiment of the present invention The execution main body is the audio transceiving device described in the above embodiment.

In this embodiment, the voice recording device pre-stores a plurality of frequency modulation bands, and the voice recording device selects one target frequency band from the plurality of frequency modulation frequency bands, and the selection may be based on the frequency band parameter, and the frequency band parameter includes at least one of the following: Transmit power, signal to noise ratio; for example, the voice recording device selects the FM frequency band with the largest transmit power from the plurality of FM frequency bands as the target frequency band, and the voice recording device will broadcast the voice data on the target frequency band and identify the frequency band of the target frequency band. The device transmits the frequency band identifier of the target frequency band to the audio transceiver device corresponding to the photographing device by using a wireless transmission method such as Bluetooth.

Step S402: Frequency-modulate to the target frequency band according to the frequency band identifier of the target frequency band.

If the photographing device such as the mobile terminal has a wireless audio transmission function, the photographing device, for example, the mobile terminal, is FM-FM to the target frequency band according to the frequency band identifier of the target frequency band.

If the photographing device, for example, the mobile terminal does not have the wireless audio transmission function, the audio transceiver device receives the frequency band identifier of the target frequency band sent by the photographing device, and then FMs the frequency band to the target frequency band.

Step S403: Receive voice data broadcasted in a target frequency band, and the voice recording device broadcasts voice data of the photographer on the target frequency band.

If the photographing device such as the mobile terminal has a wireless audio transmission function, the photographing device, for example, the mobile terminal, receives the voice data broadcast by the voice recording device in the target frequency band.

If the photographing device such as the mobile terminal does not have the wireless audio transmission function, the audio transceiver device receives the voice data broadcast by the voice recording device in the target frequency band.

Step S404, synthesizing the audio and video data according to the voice data and the video data of the subject captured by the photographing device.

If the photographing apparatus such as the mobile terminal has a wireless audio transmission function, the photographing apparatus such as the mobile terminal directly synthesizes the audio and video data based on the voice data and the video data of the subject photographed by the photographing apparatus.

If the photographing device, for example, the mobile terminal does not have the wireless audio transmission function, the audio transceiving device transmits the voice data of the photographer to the photographing device, such as the mobile terminal, which is photographed by the photographing device, such as the mobile terminal, according to the voice data and the photographing device. The video data of the subject, synthesizing audio and video data.

.

In this embodiment, a voice recording device selects one FM frequency band to broadcast voice data from a plurality of frequency modulation frequency bands, and transmits the frequency band identifier of the frequency modulation frequency band to the photographing device in a wireless transmission manner, and the photographing device sends the frequency band identifier of the FM frequency band to the corresponding The audio transceiver device adjusts the frequency band to the frequency band according to the frequency band identifier of the frequency band, and receives the voice data broadcast by the voice recording device on the frequency band, so that the audio transceiver device obtains clear voice data through frequency modulation. method.

FIG. 6 is a flowchart of a method for acquiring a voice according to another embodiment of the present invention. The specific steps of the voice acquisition method provided in this embodiment are as follows:

Step S601: The voice recording device obtains voice data by recording the voice of the photographer.

Step S602: The voice recording device stores the voice data.

Step S603: The voice recording device broadcasts the voice data by using a wireless audio transmission manner.

The wireless audio transmission mode includes at least one of the following:

AM AM modulation broadcast, FM FM modulation broadcast, digital broadcast.

The principle of the method in this embodiment is consistent with the principle of the method in the embodiment shown in FIG.

FIG. 7 is a flowchart of a voice acquiring method according to another embodiment of the present invention. The specific steps of the voice acquisition method provided in this embodiment are as follows:

Step S701: The voice recording device obtains voice data by recording the voice of the photographer.

Step S702: The voice recording device stores the voice data.

Step S703: The voice recording device selects a target frequency band from a plurality of frequency modulation frequency bands stored in advance according to the frequency band parameter.

The frequency band parameter includes at least one of the following: a transmit power, a signal to noise ratio.

Step S704: The voice recording device broadcasts the voice data to the target frequency band.

Step S705: The voice recording device sends the frequency band identifier of the target frequency band to the photographing device by using a wireless transmission manner.

The principle of the method in this embodiment is consistent with the principle of the method in the embodiment shown in FIG. 3, and details are not described herein.

FIG. 8 is a flowchart of a method for acquiring a voice according to another embodiment of the present invention. The specific steps of the voice acquisition method provided in this embodiment are as follows:

Step S801, the voice recording device obtains voice data by recording the voice of the photographer.

Step S802, the voice recording device stores the voice data.

Step S803: The voice recording device switches the frequency modulation frequency band in the plurality of frequency modulation frequency bands according to the frequency band switching instruction, where the frequency band switching instruction is used to control the voice recording device to switch to the target frequency band.

In this embodiment, the frequency band switching instruction may be a control instruction generated by the debugger clicking a frequency band switching button set on the voice recording device, or may be a control instruction sent by the debugging personnel to the voice recording device by the shooting device, so that the voice is made. The recording device automatically adjusts to the next FM band.

Step S804: The voice recording device broadcasts the voice data to the target frequency band.

Step S805: The voice recording device sends the frequency band identifier of the target frequency band to the photographing device by using a wireless transmission manner.

The principle of the method in this embodiment is consistent with the principle of the method shown in FIG. 4 or FIG. 5, and details are not described herein.

FIG. 9 is a structural diagram of an audio transceiver device according to an embodiment of the present invention. The audio transceiver device provided by the embodiment of the present invention can perform the processing flow provided by the voice acquisition method embodiment. As shown in FIG. 9, the audio transceiver device 90 includes a receiving module 91 and a sending module 92, where the receiving module 91 is configured to receive voice recording. Voice data broadcast by the device through wireless audio transmission, the voice data is voice data obtained by the voice recording device by recording the voice of the photographer; the sending module 92 is configured to send the voice data to the photographing device, so that The photographing device synthesizes audio and video data based on the voice data and video data of a subject photographed by the photographing device.

The wireless audio transmission mode includes at least one of the following: an AM modulated broadcast, an FM modulated broadcast, and a digital broadcast.

FIG. 10 is a structural diagram of an audio transceiver device according to another embodiment of the present invention. On the basis of the foregoing embodiment, the audio transceiver device pre-stores a plurality of frequency modulation frequency bands, and the audio transceiver device 90 further includes a selection module 93, and the selection module 93 is configured to acquire a target from a plurality of frequency modulation frequency bands stored in advance according to the frequency band parameter. The frequency band, the frequency band parameters include at least one of the following: transmit power, signal to noise ratio. The sending module 92 is further configured to send the voice data broadcasted in the target frequency band to the photographing device, so that the photographing device determines whether the voice data broadcasted in the target frequency band is voice data broadcast by the voice recording device. When the voice data broadcasted in the target frequency band is the voice data broadcast by the voice recording device, the receiving module 91 receives the voice data broadcasted in the target frequency band.

Alternatively, the receiving module 91 is specifically configured to receive voice data broadcasted in a target frequency band, where the voice recording device broadcasts voice data of the photographer on the target frequency band. Before the receiving module 91 receives the voice data broadcasted in the target frequency band, the receiving module 91 is further configured to receive the frequency band identifier of the target frequency band that is sent by the voice recording device by using the wireless transmission mode; the audio transceiver device 90 further includes a frequency modulation module 94. The frequency modulation module 94 is configured to frequency-modulate to the target frequency band according to the frequency band identifier of the target frequency band.

The sending device provided by the embodiment of the present invention may be specifically used to perform the method embodiment provided in FIG. 1 above, and specific functions are not described herein again.

The embodiment of the present invention obtains a target frequency band from a plurality of frequency-modulated frequency bands stored in advance by the audio transceiver device, and transmits the voice data broadcasted in the target frequency band to the photographing device, so that the photographing device determines whether the voice data broadcasted in the target frequency band is The voice data of the photographer, if yes, the audio transceiver device continues to receive the voice data broadcasted in the target frequency band, otherwise the audio transceiver device continues to acquire the new frequency modulation frequency band from the plurality of frequency modulation frequency bands as the target frequency band until the voice data broadcasted in the target frequency band is The voice data of the photographer realizes a method for the audio transceiver device to acquire voice data by frequency modulation.

FIG. 11 is a structural diagram of a photographing apparatus according to an embodiment of the present invention. The photographing device provided by the embodiment of the present invention can perform the processing flow provided by the voice acquisition method embodiment. As shown in FIG. a receiving module 111, a video capturing module 112, and a synthesizing module 113, wherein the receiving module 111 is configured to receive voice data broadcast by the voice recording device by using a wireless audio transmission mode, where the voice data is recorded by the voice recording device by the photographer Voice data obtained by the voice; the video capture module 112 is configured to capture video data of the subject; and the synthesizing module 113 is configured to synthesize audio and video data according to the voice data and the video data.

In addition, the photographing apparatus 110 further includes: a selecting module 114 and a determining module 115, wherein the selecting module 114 is configured to select a target frequency band from a plurality of frequency-modulated frequency bands stored in advance according to the frequency band parameter, where the frequency band parameter includes at least one of the following: a signal-to-noise ratio; the receiving module 111 is configured to receive the voice data broadcasted in the target frequency band; the determining module 115 is configured to determine whether the voice data broadcasted in the target frequency band is the voice data broadcast by the voice recording device; The voice data broadcasted in the target frequency band is the voice data broadcast by the voice recording device, and the receiving module 111 receives the voice data broadcasted in the target frequency band.

Alternatively, the receiving module 111 is specifically configured to receive voice data broadcasted in a target frequency band, where the voice recording device broadcasts voice data of the photographer on the target frequency band. The receiving module 111 is further configured to receive the frequency band identifier of the target frequency band that is sent by the voice recording device by using the wireless transmission mode. The imaging device 110 further includes a frequency modulation module 116, and the frequency modulation module 116 is configured to perform frequency modulation according to the frequency band identifier of the target frequency band. To the target frequency band.

FIG. 12 is a structural diagram of a voice recording device according to an embodiment of the present invention. The voice recording device provided by the embodiment of the present invention can perform the process flow provided by the voice acquisition method embodiment. As shown in FIG. 12, the voice recording device 120 includes a voice collection module 121 and a sending module 122, where the voice collection module 121 is used for recording. The voice of the photographer obtains voice data; the sending module 122 is configured to broadcast the voice data by means of wireless audio transmission.

In addition, the voice recording device 120 further includes a storage module 123, a selection module 124, and a switching module 125, where the storage module 123 is configured to store the voice data. The selecting module 124 is configured to select a target frequency band from the plurality of frequency-modulated frequency bands that are stored in advance according to the frequency band parameter, where the frequency band parameter includes at least one of the following: a transmit power, a signal-to-noise ratio, and the sending module 122 is further configured to broadcast the voice data. To the target frequency band. The switching module 125 is configured to switch the frequency modulation frequency band in a plurality of frequency-modulated frequency bands that are stored in advance according to the frequency band switching instruction, where the frequency band switching instruction is used to control the voice recording device to switch to the target frequency band; the sending module 122 is further configured to use the voice The data is broadcast to the target frequency band.

In addition, the sending module 122 is further configured to send the frequency band identifier of the target frequency band to the wireless transmission mode to Shooting equipment.

FIG. 13 is a structural diagram of a voice acquiring system according to an embodiment of the present invention. The voice acquiring system provided by the embodiment of the present invention can perform the processing flow provided by the voice acquiring method embodiment. As shown in FIG. 13 , the voice acquiring system 130 includes the audio transceiver device 90 , the photographing device 110 , and the foregoing embodiment in the foregoing embodiment. Voice recording device 120.

The voice acquisition system provided by the embodiment of the present invention can execute the processing flow provided by the voice acquisition method embodiment.

In summary, the embodiment of the present invention records the voice of the photographer through the voice recording device, and broadcasts the voice data through the wireless audio transmission mode. If the camera does not have the wireless audio transmission function, the audio transceiver device receives the frequency modulation method. The voice data broadcast by the voice recording device is sent to the shooting device. If the shooting device has a wireless audio transmission function, the shooting device receives the voice data broadcast by the voice recording device through the frequency modulation method, and the voice data, and the shooting device. The captured video data of the subject, synthesizing the audio and video data, so that the audio and video data synthesized by the photographing device includes clear voice data; and the target frequency band is obtained from the plurality of frequency-modulated frequency bands pre-stored through the audio transceiver device, and the target frequency band is obtained The voice data of the broadcast is sent to the photographing device, so that the photographing device determines whether the voice data broadcasted in the target frequency band is the voice data of the photographer, and if so, the audio transceiver device continues to receive the voice data broadcasted in the target frequency band, otherwise the audio transceiver device Continue from more FM band get a new FM frequency band as the target until the target band broadcast voice data is the photographer's voice data, audio transceiver device implements a method to obtain voice data through the FM mode.

In the several embodiments provided by the present invention, it should be understood that the disclosed apparatus and method may be implemented in other manners. For example, the device embodiments described above are merely illustrative. For example, the division of the unit is only a logical function division. In actual implementation, there may be another division manner, for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed. In addition, the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.

The units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.

In addition, each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit. The above integrated unit can be implemented in the form of hardware or in the form of hardware plus software functional units. Now.

The above-described integrated unit implemented in the form of a software functional unit can be stored in a computer readable storage medium. The above software functional unit is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) or a processor to perform the methods of the various embodiments of the present invention. Part of the steps. The foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like, which can store program codes. .

A person skilled in the art can clearly understand that for the convenience and brevity of the description, only the division of each functional module described above is exemplified. In practical applications, the above function assignment can be completed by different functional modules as needed, that is, the device is installed. The internal structure is divided into different functional modules to perform all or part of the functions described above. For the specific working process of the device described above, refer to the corresponding process in the foregoing method embodiment, and details are not described herein again.

Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, and are not intended to be limiting; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that The technical solutions described in the foregoing embodiments may be modified, or some or all of the technical features may be equivalently replaced; and the modifications or substitutions do not deviate from the technical solutions of the embodiments of the present invention. range.

Claims

A voice acquisition method, comprising:

Receiving voice data broadcast by the voice recording device by means of wireless audio transmission, the voice data being voice data obtained by the voice recording device by recording the voice of the photographer;

Audio and video data is synthesized based on the voice data and the video data of the subject captured by the photographing device.
The method according to claim 1, wherein the wireless audio transmission mode comprises at least one of the following:

AM AM modulation broadcast, FM FM modulation broadcast, digital broadcast.
The method according to claim 2, wherein the receiving the voice data broadcast by the voice recording device by means of wireless audio transmission comprises:

Selecting a target frequency band from a plurality of frequency-modulated frequency bands pre-stored according to the frequency band parameter, where the frequency band parameter includes at least one of the following: a transmit power, a signal to noise ratio;

Transmitting the voice data broadcasted in the target frequency band to the photographing device, so that the photographing device determines whether the voice data broadcasted in the target frequency band is voice data broadcast by the voice recording device;

And if the voice data broadcasted in the target frequency band is voice data broadcast by the voice recording device, receiving voice data broadcasted in the target frequency band.
The method according to claim 1, wherein the receiving the voice data broadcast by the voice recording device by means of wireless audio transmission comprises:

Receiving voice data broadcasted in a target frequency band, the voice recording device broadcasting the voice data of the photographer on the target frequency band.
The method according to claim 4, wherein before the receiving the voice data broadcasted in the target frequency band, the method further comprises:

Receiving, by the voice recording device, a frequency band identifier of the target frequency band that is sent by using a wireless transmission manner;

And frequency-modulating to the target frequency band according to the frequency band identifier of the target frequency band.
A voice acquisition method, comprising:

The voice recording device obtains voice data by recording the voice of the photographer;

The voice recording device broadcasts the voice data by means of wireless audio transmission.
The method according to claim 6, wherein the wireless audio transmission mode comprises at least one of the following:

AM AM modulation broadcast, FM FM modulation broadcast, digital broadcast;

After the voice recording device obtains the voice data by recording the voice of the photographer, the method further includes:

The voice recording device stores the voice data.
The method according to claim 7, wherein the voice recording device broadcasts the voice data by means of wireless audio transmission, comprising:

The voice recording device selects a target frequency band from a plurality of frequency modulation frequency bands pre-stored according to the frequency band parameter, and the frequency band parameter includes at least one of the following: a transmission power, a signal to noise ratio;

The voice recording device broadcasts the voice data to the target frequency band.
The method of claim 7 wherein said voice recording device passes wireless audio The transmission mode broadcasts the voice data, including:

The voice recording device switches the frequency modulation frequency band in a plurality of frequency modulation frequency bands stored in advance according to the frequency band switching instruction, where the frequency band switching instruction is used to control the voice recording device to switch to the target frequency band;

The voice recording device broadcasts the voice data to the target frequency band.
The method according to claim 8 or 9, further comprising:

The voice recording device sends the frequency band identifier of the target frequency band to the photographing device by using a wireless transmission manner.
An audio transceiver device, comprising:

a receiving module, configured to receive voice data that is broadcast by the voice recording device by using a wireless audio transmission manner, where the voice data is voice data obtained by the voice recording device by recording a voice of the photographer;

And a sending module, configured to send the voice data to the photographing device, so that the photographing device synthesizes the audio and video data according to the voice data and the video data of the photographed by the photographing device.
The audio transceiver device according to claim 11, wherein the wireless audio transmission mode comprises at least one of the following:

AM AM modulation broadcast, FM FM modulation broadcast, digital broadcast.
The audio transceiver device according to claim 12, further comprising:

The selecting module is configured to select a target frequency band from a plurality of frequency-modulated frequency bands that are pre-stored according to the frequency band parameter, where the frequency band parameter includes at least one of the following: a transmitting power, a signal to noise ratio;

Transmitting, by the sending module, the voice data broadcasted in the target frequency band to the photographing device, so that the photographing device determines whether the voice data broadcasted in the target frequency band is voice data broadcast by the voice recording device;

And if the voice data broadcasted in the target frequency band is voice data broadcast by the voice recording device, the receiving module receives voice data broadcasted in the target frequency band.
The audio transceiver device according to claim 11, wherein the receiving module is specifically configured to receive voice data broadcasted in a target frequency band, and the voice recording device broadcasts voice data of the photographer on the target frequency band.
The audio transceiver device according to claim 14, wherein the receiving module is further configured to receive a frequency band identifier of the target frequency band that is sent by the voice recording device by using a wireless transmission manner;

The audio transceiver device further includes:

The frequency modulation module is configured to frequency-modulate to the target frequency band according to the frequency band identifier of the target frequency band.
A photographing apparatus, comprising:

a receiving module, configured to receive voice data that is broadcast by the voice recording device by using a wireless audio transmission manner, where the voice data is voice data obtained by the voice recording device by recording a voice of the photographer;

a video capture module, configured to capture video data obtained by the photographer;

And a synthesizing module, configured to synthesize audio and video data according to the voice data and the video data.
The photographing apparatus according to claim 16, wherein the wireless audio transmission mode comprises at least one of the following:

AM AM modulation broadcast, FM FM modulation broadcast, digital broadcast.
The photographing apparatus according to claim 17, further comprising: a selection module and a determination Module

The selecting module is configured to select a target frequency band from a plurality of frequency-modulated frequency bands that are pre-stored according to the frequency band parameter, where the frequency band parameter includes at least one of the following: a transmit power, a signal to noise ratio;

The receiving module is specifically configured to receive voice data broadcasted in the target frequency band;

The determining module is configured to determine whether the voice data broadcasted in the target frequency band is voice data broadcast by the voice recording device;

And if the voice data broadcasted in the target frequency band is voice data broadcast by the voice recording device, the receiving module receives voice data broadcasted in the target frequency band.
The photographing apparatus according to claim 16, wherein the receiving module is specifically configured to receive voice data broadcasted in a target frequency band, and the voice recording device broadcasts voice data of the photographer on the target frequency band.
The photographing apparatus according to claim 19, wherein the receiving module is further configured to:

Receiving, by the voice recording device, a frequency band identifier of the target frequency band that is sent by using a wireless transmission manner;

The photographing apparatus further includes:

The frequency modulation module is configured to frequency-modulate to the target frequency band according to the frequency band identifier of the target frequency band.
A voice recording device, comprising:

a voice collection module, configured to record a voice of a photographer to obtain voice data;

And a sending module, configured to broadcast the voice data by using a wireless audio transmission manner.
The voice recording device according to claim 21, wherein the wireless audio transmission mode comprises at least one of the following:

AM AM modulation broadcast, FM FM modulation broadcast, digital broadcast;

The voice recording device further includes:

a storage module, configured to store the voice data.
The voice recording device of claim 22, further comprising:

a selection module, configured to select a target frequency band from a plurality of pre-stored frequency modulation frequency bands according to the frequency band parameter, where the frequency band parameter includes at least one of the following: a transmission power, a signal to noise ratio;

The sending module is further configured to broadcast the voice data to the target frequency band.
The voice recording device of claim 22, further comprising:

a switching module, configured to switch an FM frequency band in a plurality of frequency-modulated frequency bands stored in advance according to a frequency band switching instruction, where the frequency band switching instruction is used to control the voice recording device to switch to a target frequency band;

The sending module is further configured to broadcast the voice data to the target frequency band.
The voice recording device according to claim 23 or 24, wherein the sending module is further configured to send the frequency band identifier of the target frequency band to the photographing device by using a wireless transmission manner.
A voice acquiring system, comprising: the audio transceiver device according to any one of claims 11-15, a photographing device, and the voice recording device according to any one of claims 21-25; or

A photographing apparatus according to any one of claims 16 to 20, and a voice recording apparatus according to any one of claims 21 to 25.