CN106817551A - Voice acquisition methods, equipment and system - Google Patents
Voice acquisition methods, equipment and system Download PDFInfo
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- CN106817551A CN106817551A CN201611193661.6A CN201611193661A CN106817551A CN 106817551 A CN106817551 A CN 106817551A CN 201611193661 A CN201611193661 A CN 201611193661A CN 106817551 A CN106817551 A CN 106817551A
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- 238000000034 method Methods 0.000 title claims abstract description 72
- 230000005540 biological transmission Effects 0.000 claims abstract description 85
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 5
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 5
- 230000002194 synthesizing effect Effects 0.000 claims description 7
- 230000006870 function Effects 0.000 description 27
- 238000010586 diagram Methods 0.000 description 12
- 238000004891 communication Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 241001310793 Podium Species 0.000 description 1
- 238000012550 audit Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
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Classifications
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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
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B31/00—Arrangements for the associated working of recording or reproducing apparatus with related apparatus
- G11B31/003—Arrangements for the associated working of recording or reproducing apparatus with related apparatus with radio receiver
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B31/00—Arrangements for the associated working of recording or reproducing apparatus with related apparatus
- G11B31/006—Arrangements for the associated working of recording or reproducing apparatus with related apparatus with video camera or receiver
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Abstract
The embodiment of the present invention provides a kind of voice acquisition methods, equipment and system.The method includes：Receive the speech data that voice recording equipment is broadcasted by wireless audio frequency transmission function mode；The video data of the person of being taken shot according to speech data and capture apparatus, synthesizes audio, video data.The embodiment of the present invention records the voice of the person of being taken by voice recording equipment, and by wireless audio frequency transmission function mode broadcast voice data, if capture apparatus do not have wireless audio frequency transmission function function, the speech data of voice recording device broadcasts is then received by mode of frequency regulation by audio transceiver, and speech data is sent to capture apparatus, if capture apparatus have wireless audio frequency transmission function function, then the capture apparatus receive the speech data of voice recording device broadcasts by mode of frequency regulation, and by speech data, and the video data of the person of being taken of capture apparatus shooting, synthesis audio, video data, so that the audio, video data of capture apparatus synthesis includes clearly speech data.
Description
Technical Field
The embodiment of the invention relates to the technical field of communication, in particular to a voice acquisition method, equipment and a system.
Background
In the prior art, a mobile terminal such as a mobile phone may be used to capture video information, where the video information includes voice data and image data, but if a capture object is in a moving state, the capture object is further away from a photographer in a moving process, or the capture object is still, but the photographer is further away from the capture object, which may result in that the mobile terminal may not capture clear voice data.
Disclosure of Invention
The embodiment of the invention provides a voice acquisition method, voice acquisition equipment and a voice acquisition system, so that a mobile terminal can shoot clear voice data.
One aspect of the embodiments of the present invention is to provide a voice obtaining method, including:
receiving voice data broadcasted by a voice recording device in a wireless audio transmission mode, wherein the voice data is obtained by the voice recording device through recording the voice of a photographed person;
and synthesizing audio and video data according to the voice data and the video data of the shot person shot by the shooting equipment.
Another aspect of the embodiments of the present invention is to provide a speech acquisition method, including:
the voice recording equipment obtains voice data by recording the voice of the photographed person;
and the voice recording equipment broadcasts the voice data in a wireless audio transmission mode.
Another aspect of embodiments of the present invention is to provide an audio transceiving apparatus, including:
the receiving module is used for receiving voice data broadcasted by a voice recording device in a wireless audio transmission mode, wherein the voice data is obtained by recording the voice of a photographed by the voice recording device;
and the sending module is used for sending the voice data to the shooting equipment so that the shooting equipment synthesizes audio and video data according to the voice data and the video data of the shot person shot by the shooting equipment.
Another aspect of embodiments of the present invention is to provide a photographing apparatus including:
the receiving module is used for receiving voice data broadcasted by a voice recording device in a wireless audio transmission mode, wherein the voice data is obtained by recording the voice of a photographed by the voice recording device;
the video shooting module is used for shooting and obtaining video data of the shot person;
and the synthesis module is used for synthesizing audio and video data according to the voice data and the video data.
Another aspect of an embodiment of the present invention is to provide a voice recording apparatus, including:
the voice acquisition module is used for recording the voice of the photographed person to obtain voice data;
and the sending module is used for broadcasting the voice data in a wireless audio transmission mode.
Another aspect of the embodiments of the present invention is to provide a voice acquiring system, which includes the audio transceiver, the shooting device, and the voice recording device; or the device comprises the shooting device and the voice recording device.
According to the voice acquisition method, the voice acquisition equipment and the voice acquisition system, voice of a photographed person is recorded through the voice recording equipment, voice data are sent to the receiver through FM, the receiver sends the voice data to the photographing equipment, and the photographing equipment synthesizes audio and video data according to the voice data of the photographed person recorded by the voice recording equipment and the video data of the photographed person photographed by the photographing equipment, so that audio and video data synthesized by the photographing equipment comprise clear voice data.
Drawings
Fig. 1 is a flowchart of a voice obtaining method according to an embodiment of the present invention;
fig. 2 is a network architecture diagram applicable to the voice obtaining method according to the embodiment of the present invention;
FIG. 3 is a flowchart of a voice acquisition method according to another embodiment of the present invention;
FIG. 4 is a flowchart of a voice acquisition method according to another embodiment of the present invention;
FIG. 5 is a flowchart of a voice acquisition method according to another embodiment of the present invention;
FIG. 6 is a flowchart of a voice acquisition method according to another embodiment of the present invention;
FIG. 7 is a flowchart of a voice acquisition method according to another embodiment of the present invention;
FIG. 8 is a flowchart of a voice acquisition method according to another embodiment of the present invention;
fig. 9 is a block diagram of a receiver provided by an embodiment of the present invention;
fig. 10 is a block diagram of a receiver according to another embodiment of the present invention;
fig. 11 is a structural diagram of a photographing apparatus provided in an embodiment of the present invention;
fig. 12 is a block diagram of a voice recording apparatus according to an embodiment of the present invention;
fig. 13 is a block diagram of a speech acquisition system according to an embodiment of the present invention.
Detailed Description
Fig. 1 is a flowchart of a voice obtaining method according to an embodiment of the present invention; fig. 2 is a network architecture diagram applicable to the voice obtaining method according to the embodiment of the present invention. The embodiment of the invention provides a voice acquisition method aiming at the problem that a mobile terminal can not shoot clear voice data in the prior art, and the method comprises the following specific steps:
step S101, receiving voice data broadcasted by a voice recording device in a wireless audio transmission mode, wherein the voice data is obtained by the voice recording device through recording the voice of a photographed person.
As shown in fig. 2, the voice acquiring method provided by this embodiment is suitable for multiple photographers to respectively shoot a scene of a photographer through respective shooting devices, for example, a child plays on a desk, multiple family members of the child respectively record performance videos of the child with mobile terminals, or alternatively, a person speaks on a podium, and multiple listeners respectively shoot a speech video of the presenter through respective shooting devices under the desk. In this embodiment, a child performing on the table or a speaker speaking on the table may be provided with a voice recording device such as a microphone, and in particular, the voice recording device may be held on the collar of the subject and used for recording voice-generated voice data of the subject in real time. When a plurality of family members are far away from the child or a plurality of listeners are far away from the speaker under the table, the shooting equipment held by the photographer cannot clearly record the voice of the photographer.
In order to solve the above problem, in this embodiment, if the shooting device, for example, the mobile terminal, does not have a wireless audio transmission function, each mobile terminal may be connected to an audio transceiver device, where the audio transceiver device is configured to receive the voice data broadcast by the voice recording device and send the voice data to the shooting device, for example, the mobile terminal, and specifically, the voice recording device broadcasts the voice data through a wireless audio transmission method, where the wireless audio transmission method includes at least one of the following: AM modulation broadcasting, FM modulation broadcasting, digital broadcasting. Optionally, in this embodiment, the voice recording device broadcasts the voice data in a Frequency Modulation (FM) manner, and the audio transceiver receives the voice data in an FM manner.
And S102, synthesizing audio and video data according to the voice data and the video data of the shot person shot by the shooting equipment.
In this embodiment, when a shooting device, such as a mobile terminal, does not have a wireless audio transmission function, one audio transceiving device may correspond to one mobile terminal, and one voice recording device may correspond to a plurality of audio transceiving devices, that is, one voice recording device may broadcast voice data to a plurality of audio transceiving devices at the same time, and each audio transceiving device may transmit the voice data to one mobile terminal. After each audio transceiver receives the voice data broadcast by the voice recording device in an FM mode, the voice data is sent to the shooting device such as a mobile terminal in a wired transmission mode or a wireless transmission mode. If the audio transceiving equipment sends the voice data to the shooting equipment such as the mobile terminal in a wired transmission mode, the audio transceiving equipment and the shooting equipment such as the mobile terminal can be connected in at least one mode of the following modes: USB interface, thunder electric mouth, earphone hole. If the audio transceiver sends the voice data to the shooting device, such as a mobile terminal, in a wireless transmission manner, the wireless transmission manner includes at least one of the following: bluetooth or Wireless Fidelity (Wi-Fi for short). The shooting device such as the mobile terminal synthesizes the audio and video data according to the voice data forwarded by the audio transceiving device and the video data of the photographed person shot by the shooting device such as the mobile terminal.
In addition, if the shooting device, for example, the mobile terminal has a wireless audio transmission function, for example, the shooting device has an FM frequency modulation function, the shooting device does not need to connect an audio transceiver, and the shooting device can directly receive the voice data of the photographed person broadcasted by the voice recording device in the FM frequency modulation mode, and synthesize the voice data and the video data of the photographed person shot by the shooting device into audio and video data.
The embodiment of the invention records the voice of a photographed person through the voice recording equipment, broadcasts voice data in a wireless audio transmission mode, if the photographing equipment does not have the wireless audio transmission function, the audio transceiving equipment receives the voice data broadcasted by the voice recording equipment in a frequency modulation mode and sends the voice data to the photographing equipment, if the photographing equipment has the wireless audio transmission function, the photographing equipment receives the voice data broadcasted by the voice recording equipment in a frequency modulation mode, synthesizes the voice data and the video data of the photographed person shot by the photographing equipment into audio and video data, and enables the audio and video data synthesized by the photographing equipment to comprise 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 above embodiment, the audio transceiver device stores a plurality of frequency modulation frequency bands in advance; the method for acquiring the voice provided by the embodiment specifically comprises the following steps:
step S201, according to the frequency band parameters, selecting a target frequency band from a plurality of pre-stored frequency modulation frequency bands.
In this embodiment, each audio transceiver device stores a plurality of frequency modulation frequency bands in advance, the voice recording device also stores a plurality of frequency modulation frequency bands in advance, the frequency modulation frequency bands stored in advance in the audio transceiver device and the voice recording device are the same, after the voice recording device collects the voice of a photographed person in real time, a frequency modulation frequency band is selected to broadcast voice data, each audio transceiver device can select a target frequency band from the frequency modulation frequency bands respectively, the selection criterion can be a frequency band parameter, and the frequency band parameter includes at least one of the following: transmit power, signal-to-noise ratio; for example, each audio transceiver device selects a frequency modulation band having the maximum transmission power as a target frequency band from among a plurality of frequency modulation bands.
Step S202, sending the voice data broadcasted in the target frequency band to the shooting device, so that the shooting device determines whether the voice data broadcasted in the target frequency band is the voice data broadcasted by the voice recording device.
The audio frequency transceiving equipment sends the voice data broadcasted in the target frequency band to the shooting equipment, a photographer plays the voice data broadcasted in the target frequency band through the shooting equipment, and determines whether the voice data heard by the photographer is the voice data of the photographer shot by the photographer, for example, the family members shoot videos of children under the platform, and meanwhile listen to the voice data sent to the mobile terminal by the audio frequency transceiving equipment, and determines whether the voice data sent to the mobile terminal by the audio frequency transceiving equipment is the voice data of the children.
Step S203, if the voice data broadcasted in the target frequency band is the voice data broadcasted by the voice recording device, receiving the voice data broadcasted in the target frequency band.
If the family members determine that the voice data sent to the mobile terminal by the audio transceiver device is the voice data of the children, the family members send confirmation information to the audio transceiver device through the mobile terminal, and the audio transceiver device continues to receive the voice data broadcasted in the target frequency band.
If the family member determines that the voice data sent to the mobile terminal by the audio transceiver is not the voice data of the child, the mobile terminal sends negative information to the audio transceiver, the audio transceiver selects a frequency modulation frequency band with the second largest transmission power from the plurality of frequency modulation frequency bands as a target frequency band, and the method of the step S202 is repeatedly executed until the family member determines that the voice data sent to the mobile terminal by the audio transceiver is the voice data of the child.
And step S204, sending the voice data to shooting equipment so that the shooting equipment synthesizes audio and video data according to the voice data and the video data of the shot person shot by the shooting equipment.
Step S204 is the same as step S102, and the detailed method is not described here again.
In this embodiment, the audio transceiver device acquires the target frequency band from the plurality of pre-stored frequency modulation frequency bands, and sends the voice data broadcast in the target frequency band to the shooting device, so that the shooting device determines whether the voice data broadcast in the target frequency band is the voice data of the person to be shot, if so, the audio transceiver device continues to receive the voice data broadcast in the target frequency band, otherwise, the audio transceiver device continues to acquire a new frequency modulation frequency band from the plurality of frequency modulation frequency bands as the target frequency band until the voice data broadcast in the target frequency band is the voice data of the person to be shot, thereby implementing the method for acquiring the voice data by the audio transceiver device in a frequency modulation manner.
Fig. 4 is a flowchart of a voice acquiring method according to another embodiment of the present invention. On the basis of the foregoing embodiment, the specific steps of the speech acquisition method provided in this embodiment are as follows:
step S301, the audio transceiver device frequency-modulates to a target frequency band through FM, 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 lecture, and the specific method for adjusting the voice recording device to the ideal frequency band is as follows: the voice recording device is worn by a speaker to start trial speaking, the voice recording device broadcasts voice data of the speaker through a frequency modulation frequency band, a debugging person adjusts an audio receiving and sending device to the same frequency modulation frequency band as the voice recording device, the debugging person audits whether the voice data received by the audio receiving and sending device is clear through a shooting device, if the voice data is not clear, the debugging person adjusts the voice recording device to the next frequency modulation frequency band, meanwhile, the audio receiving and sending device is adjusted to the same frequency modulation frequency band as the voice recording device, and audition is carried out again until the debugging person can audition the voice data clear to the speaker in a trial way, and when the voice data clear to the speaker in a trial way is recorded, the frequency modulation frequency bands of the voice recording device and the audio receiving and sending device can be used as ideal frequency bands. In this embodiment, the following two ways of adjusting the voice recording device to the next frequency modulation frequency band by the debugging personnel can be implemented:
first one
The voice recording equipment is provided with a frequency band switching button, and debugging personnel manually adjust the frequency modulation frequency band of the voice recording equipment through the frequency band switching button.
Second kind
And the debugging personnel sends a control instruction to the voice recording equipment through the shooting equipment so that the voice recording equipment automatically adjusts to the next frequency modulation frequency band.
When multiple listeners arrive at a lecture place, each listener can adjust the audio transceiver corresponding to the respective mobile terminal to a preset ideal frequency band, i.e., a target frequency band, and subsequent voice recording equipment broadcasts voice data on the target frequency band.
Step S302, the audio transceiver receives the voice data broadcast by the voice recording device in the target frequency band.
And the audio transceiving equipment corresponding to the mobile terminal carried by each listener can receive voice data clear to the speaker from the target frequency band.
Step S303, the audio transceiver sends the voice data to a shooting device, so that the shooting device synthesizes audio and video data according to the voice data and the video data of the person to be shot by the shooting device.
Step S303 is the same as step S102, and the detailed method is not described here again.
In the embodiment, the ideal frequency band is preset by the voice recording device, the ideal frequency band can be used for broadcasting voice data clear to a photographer, and each audio transceiver device can receive the voice data clear to the photographer broadcast by the voice recording device by adjusting the ideal frequency band through FM, so that the method that the audio transceiver device acquires the clear voice data in a frequency modulation mode is realized.
Fig. 5 is a flowchart of a voice acquiring method according to another embodiment of the present invention. On the basis of the foregoing embodiment, the specific steps of the speech acquisition method provided in this embodiment are as follows:
step S401, receiving the frequency band identification of the target frequency band sent by the voice recording device in a wireless transmission mode.
In this embodiment, if the shooting device, for example, the mobile terminal, has a wireless audio transmission function, the executing entity of this embodiment is the shooting device, for example, the mobile terminal, and if the shooting device, for example, the mobile terminal, does not have the wireless audio transmission function, the executing entity of this embodiment is the audio transceiving device described in the above embodiment.
In this embodiment, the voice recording device stores a plurality of frequency modulation frequency bands in advance, the voice recording device selects a target frequency band from the plurality of frequency modulation frequency bands, the selection criterion may be a 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 a frequency modulation frequency band with the maximum transmission power from a plurality of frequency modulation frequency bands as a target frequency band, the voice recording device broadcasts voice data on the target frequency band, transmits a frequency band identifier of the target frequency band to the shooting device through a wireless transmission mode such as bluetooth, and the shooting device transmits the frequency band identifier of the target frequency band to the audio transceiver device corresponding to the shooting device.
And S402, frequency modulation is carried out on the target frequency band according to the frequency band identification of the target frequency band.
If the shooting device, such as a mobile terminal, has a wireless audio transmission function, the shooting device, such as a mobile terminal, frequency-modulates to the target frequency band through FM according to the frequency band identifier of the target frequency band.
If the shooting device, such as a mobile terminal, does not have a wireless audio transmission function, the audio transceiver device receives the frequency band identifier of the target frequency band sent by the shooting device, and then frequency-modulates the target frequency band through the FM.
Step S403, receiving voice data broadcasted in a target frequency band, where the voice recording device broadcasts voice data of a person to be photographed on the target frequency band.
If the shooting device, such as the mobile terminal, has a wireless audio transmission function, the shooting device, such as the mobile terminal, receives the voice data broadcast by the voice recording device in the target frequency band.
If the shooting device, such as the mobile terminal, does not have the wireless audio transmission function, the audio transceiving device receives the voice data broadcast by the voice recording device in the target frequency band.
And S404, synthesizing audio and video data according to the voice data and the video data of the shot person shot by the shooting equipment.
If the shooting device such as the mobile terminal has a wireless audio transmission function, the shooting device such as the mobile terminal directly synthesizes audio and video data according to the voice data and the video data of the shot person shot by the shooting device.
If the shooting device such as a mobile terminal does not have a wireless audio transmission function, the audio transceiving device sends voice data of the shot person to the shooting device such as the mobile terminal, and the shooting device such as the mobile terminal synthesizes audio and video data according to the voice data and video data of the shot person shot by the shooting device.
In this embodiment, a voice recording device selects a frequency modulation frequency band from a plurality of frequency modulation frequency bands to broadcast voice data, and sends a frequency band identifier of the frequency modulation frequency band to a shooting device in a wireless transmission manner, the shooting device sends the frequency band identifier of the frequency modulation frequency band to a corresponding audio transceiver device, the audio transceiver device adjusts the frequency modulation frequency band according to the frequency band identifier of the frequency modulation frequency band, and receives the voice data broadcast by the voice recording device on the frequency modulation frequency band, thereby implementing a method for the audio transceiver device to obtain clear voice data in a frequency modulation manner.
Fig. 6 is a flowchart of a voice acquiring method according to another embodiment of the present invention. The method for acquiring the voice provided by the embodiment specifically comprises the following steps:
step S601, the voice recording device obtains voice data by recording the voice of the photographed person.
Step S602, the voice recording device stores the voice data.
Step S603, the voice recording device broadcasts the voice data in a wireless audio transmission manner.
The wireless audio transmission mode comprises at least one of the following modes:
AM modulation broadcasting, FM modulation broadcasting, digital broadcasting.
The principle of the method described in this embodiment is the same as that of the embodiment shown in fig. 1, and details are not repeated.
The embodiment of the invention records the voice of a photographed person through the voice recording equipment, broadcasts voice data in a wireless audio transmission mode, if the photographing equipment does not have the wireless audio transmission function, the audio transceiving equipment receives the voice data broadcasted by the voice recording equipment in a frequency modulation mode and sends the voice data to the photographing equipment, if the photographing equipment has the wireless audio transmission function, the photographing equipment receives the voice data broadcasted by the voice recording equipment in a frequency modulation mode, synthesizes the voice data and the video data of the photographed person shot by the photographing equipment into audio and video data, and enables the audio and video data synthesized by the photographing equipment to comprise clear voice data.
Fig. 7 is a flowchart of a voice acquiring method according to another embodiment of the present invention. The method for acquiring the voice provided by the embodiment specifically comprises the following steps:
step S701, the voice recording device obtains voice data by recording the voice of the person to be photographed.
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 comprises at least one of the following: transmit power, 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 shooting device in a wireless transmission manner.
The principle of the method described in this embodiment is the same as that of the embodiment shown in fig. 3, and details are not repeated.
In this embodiment, the audio transceiver device acquires the target frequency band from the plurality of pre-stored frequency modulation frequency bands, and sends the voice data broadcast in the target frequency band to the shooting device, so that the shooting device determines whether the voice data broadcast in the target frequency band is the voice data of the person to be shot, if so, the audio transceiver device continues to receive the voice data broadcast in the target frequency band, otherwise, the audio transceiver device continues to acquire a new frequency modulation frequency band from the plurality of frequency modulation frequency bands as the target frequency band until the voice data broadcast in the target frequency band is the voice data of the person to be shot, thereby implementing the method for acquiring the voice data by the audio transceiver device in a frequency modulation manner.
Fig. 8 is a flowchart of a voice acquiring method according to another embodiment of the present invention. The method for acquiring the voice provided by the embodiment specifically comprises the following steps:
step S801, the voice recording apparatus obtains voice data by recording the voice of the person to be photographed.
Step S802, the voice recording device stores the voice data.
Step S803, the voice recording device switches the frequency modulation frequency band among the plurality of frequency modulation frequency bands 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.
In this embodiment, the frequency band switching instruction may be a control instruction generated by a debugging person clicking a frequency band switching button set on the voice recording device, or may be a control instruction sent to the voice recording device by the debugging person through the shooting device, so that the voice recording device automatically adjusts to a next frequency modulation frequency band.
Step S804, the voice recording device broadcasts the voice data to the target frequency band.
And step S805, the voice recording device sends the frequency band identifier of the target frequency band to the shooting device in a wireless transmission mode.
The principle of the method described in this embodiment is the same as that of the embodiment shown in fig. 4 or fig. 5, and details are not repeated.
In this embodiment, a voice recording device selects a frequency modulation frequency band from a plurality of frequency modulation frequency bands to broadcast voice data, and sends a frequency band identifier of the frequency modulation frequency band to a shooting device in a wireless transmission manner, the shooting device sends the frequency band identifier of the frequency modulation frequency band to a corresponding audio transceiver device, the audio transceiver device adjusts the frequency modulation frequency band according to the frequency band identifier of the frequency modulation frequency band, and receives the voice data broadcast by the voice recording device on the frequency modulation frequency band, thereby implementing a method for the audio transceiver device to obtain clear voice data in a frequency modulation manner.
Fig. 9 is a block diagram of an audio transceiver device according to an embodiment of the present invention. 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 data broadcast by a voice recording device in a wireless audio transmission manner, and the voice data is obtained by the voice recording device by recording a voice of a photographed person; the sending module 92 is configured to send the voice data to a shooting device, so that the shooting device synthesizes audio and video data according to the voice data and video data of a subject shot by the shooting device.
The wireless audio transmission mode comprises at least one of the following modes: AM modulation broadcasting, FM modulation broadcasting, digital broadcasting.
The embodiment of the invention records the voice of a photographed person through the voice recording equipment, broadcasts voice data in a wireless audio transmission mode, if the photographing equipment does not have the wireless audio transmission function, the audio transceiving equipment receives the voice data broadcasted by the voice recording equipment in a frequency modulation mode and sends the voice data to the photographing equipment, if the photographing equipment has the wireless audio transmission function, the photographing equipment receives the voice data broadcasted by the voice recording equipment in a frequency modulation mode, synthesizes the voice data and the video data of the photographed person shot by the photographing equipment into audio and video data, and enables the audio and video data synthesized by the photographing equipment to comprise clear voice data.
Fig. 10 is a block 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 stores a plurality of frequency modulation frequency bands in advance, the audio transceiver device 90 further includes a selecting module 93, the selecting module 93 is configured to obtain a target frequency band from the plurality of frequency modulation frequency bands stored in advance according to a frequency band parameter, where the frequency band parameter includes at least one of: transmit power, signal to noise ratio. The sending module 92 is further configured to send the voice data broadcast in the target frequency band to the shooting device, so that the shooting device determines whether the voice data broadcast in the target frequency band is the voice data broadcast by the voice recording device; when the voice data broadcast in the target frequency band is the voice data broadcast by the voice recording device, the receiving module 91 receives the voice data broadcast in the target frequency band.
Or, 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 a subject 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 a frequency band identifier of the target frequency band, which is sent by the voice recording device in a wireless transmission manner; the audio transceiver device 90 further comprises a frequency modulation module 94, and the frequency modulation module 94 is configured to modulate the frequency to the target frequency band according to the frequency band identifier of the target frequency band.
The sending device provided in the embodiment of the present invention may be specifically configured to execute the method embodiment provided in fig. 1, and specific functions are not described herein again.
The method comprises the steps that the audio receiving and sending equipment acquires a target frequency band from a plurality of pre-stored frequency modulation frequency bands and sends voice data broadcasted in the target frequency band to the shooting equipment, so that the shooting equipment determines whether the voice data broadcasted in the target frequency band is the voice data of a shot person, if so, the audio receiving and sending equipment continues to receive the voice data broadcasted in the target frequency band, otherwise, the audio receiving and sending equipment continues to acquire a 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 shot person, and the method that the audio receiving and sending equipment acquires the voice data in a frequency modulation mode is achieved.
Fig. 11 is a structural diagram of a shooting device provided in an embodiment of the present invention. As shown in fig. 11, the shooting device 110 includes a receiving module 111, a video shooting module 112, and a synthesizing module 113, where the receiving module 111 is configured to receive voice data broadcast by a voice recording device in a wireless audio transmission manner, where the voice data is obtained by the voice recording device by recording a voice of a person to be shot; the video shooting module 112 is used for shooting and obtaining video data of the shot person; the synthesis module 113 is configured to synthesize audio and video data according to the voice data and the video data.
The wireless audio transmission mode comprises at least one of the following modes: AM modulation broadcasting, FM modulation broadcasting, digital broadcasting.
In addition, the photographing apparatus 110 further includes: the selecting module 114 is configured to select a target frequency band from a plurality of frequency modulation frequency bands stored in advance according to a frequency band parameter, where the frequency band parameter includes at least one of: transmit power, signal-to-noise ratio; the receiving module 111 is specifically configured to receive voice data broadcasted in the target frequency band; the determining module 115 is configured to determine whether the voice data broadcast in the target frequency band is the voice data broadcast by the voice recording device; if the voice data broadcasted in the target frequency band is the voice data broadcasted by the voice recording device, the receiving module 111 receives the voice data broadcasted in the target frequency band.
Or, 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 a subject in the target frequency band. The receiving module 111 is further configured to receive a frequency band identifier of the target frequency band, which is sent by the voice recording device in a wireless transmission manner; the shooting device 110 further includes a frequency modulation module 116, where the frequency modulation module 116 is configured to modulate the frequency to the target frequency band according to the frequency band identifier of the target frequency band.
The embodiment of the invention records the voice of a photographed person through the voice recording equipment, broadcasts voice data in a wireless audio transmission mode, if the photographing equipment does not have the wireless audio transmission function, the audio transceiving equipment receives the voice data broadcasted by the voice recording equipment in a frequency modulation mode and sends the voice data to the photographing equipment, if the photographing equipment has the wireless audio transmission function, the photographing equipment receives the voice data broadcasted by the voice recording equipment in a frequency modulation mode, synthesizes the voice data and the video data of the photographed person shot by the photographing equipment into audio and video data, and enables the audio and video data synthesized by the photographing equipment to comprise clear voice data.
Fig. 12 is a block diagram of a voice recording apparatus according to an embodiment of the present invention. As shown in fig. 12, the voice recording device 120 includes a voice collecting module 121 and a sending module 122, where the voice collecting module 121 is used to record the voice of the person being photographed to obtain voice data; the sending module 122 is configured to broadcast the voice data through a wireless audio transmission manner.
The wireless audio transmission mode comprises at least one of the following modes: AM modulation broadcasting, FM modulation broadcasting, digital broadcasting.
In addition, the voice recording device 120 further includes a storage module 123, a selecting 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 a plurality of frequency modulation frequency bands stored in advance according to a frequency band parameter, where the frequency band parameter includes at least one of: transmit power, signal-to-noise ratio; 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 a frequency modulation frequency band among a plurality of pre-stored frequency modulation frequency bands 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 122 is further configured to broadcast the voice data 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 shooting device in a wireless transmission manner.
The embodiment of the invention records the voice of a photographed person through the voice recording equipment, broadcasts voice data in a wireless audio transmission mode, if the photographing equipment does not have the wireless audio transmission function, the audio transceiving equipment receives the voice data broadcasted by the voice recording equipment in a frequency modulation mode and sends the voice data to the photographing equipment, if the photographing equipment has the wireless audio transmission function, the photographing equipment receives the voice data broadcasted by the voice recording equipment in a frequency modulation mode, synthesizes the voice data and the video data of the photographed person shot by the photographing equipment into audio and video data, and enables the audio and video data synthesized by the photographing equipment to comprise clear voice data.
Fig. 13 is a block diagram of a speech acquisition system according to an embodiment of the present invention. The voice acquiring system provided in the embodiment of the present invention may execute the processing flow provided in the embodiment of the voice acquiring method, as shown in fig. 13, the voice acquiring system 130 includes the audio transceiving equipment 90 in the above embodiment, the shooting equipment 110, and the voice recording equipment 120 in the above embodiment.
The voice acquisition system provided by the embodiment of the invention can execute the processing flow provided by the voice acquisition method embodiment.
In summary, in the embodiments of the present invention, the voice of the person to be photographed is recorded through the voice recording device, and the voice data is broadcasted through the wireless audio transmission mode, if the photographing device does not have the wireless audio transmission function, the audio transceiver device receives the voice data broadcasted by the voice recording device through the frequency modulation mode, and sends the voice data to the photographing device, if the photographing device has the wireless audio transmission function, the photographing device receives the voice data broadcasted by the voice recording device through the frequency modulation mode, and synthesizes the voice data, the video data of the person to be photographed, and the audio and video data, so that the audio and video data synthesized by the photographing device includes clear voice data; the method comprises the steps that a target frequency band is obtained from a plurality of pre-stored frequency modulation frequency bands through an audio frequency receiving and sending device, and voice data broadcasted in the target frequency band is sent to a shooting device, so that the shooting device can determine whether the voice data broadcasted in the target frequency band is voice data of a shot person, if yes, the audio frequency receiving and sending device continues to receive the voice data broadcasted in the target frequency band, otherwise, the audio frequency receiving and sending device continues to obtain a 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 shot person, and the method that the audio frequency receiving and sending device obtains the voice data through a frequency modulation mode is achieved.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, or in a form of hardware plus a software functional unit.
The integrated unit implemented in the form of a software functional unit may be stored in a computer readable storage medium. The software functional unit is stored in a storage medium and includes several instructions to enable a computer device (which may be a personal computer, a server, or a network device) or a processor (processor) to execute some steps of the methods according to the embodiments of the present invention. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
It is obvious to those skilled in the art that, for convenience and simplicity of description, the foregoing division of the functional modules is merely used as an example, and in practical applications, the above function distribution may be performed by different functional modules according to needs, that is, the internal structure of the device is divided into different functional modules to perform all or part of the above described functions. For the specific working process of the device described above, reference may be made to the corresponding process in the foregoing method embodiment, which is not described herein again.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (26)
1. A method for obtaining speech, comprising:
receiving voice data broadcasted by a voice recording device in a wireless audio transmission mode, wherein the voice data is obtained by the voice recording device through recording the voice of a photographed person;
and synthesizing audio and video data according to the voice data and the video data of the shot person shot by the shooting equipment.
2. The method of claim 1, wherein the wireless audio transmission mode comprises at least one of:
AM modulation broadcasting, FM modulation broadcasting, digital broadcasting.
3. The method of claim 2, wherein receiving voice data broadcast by the voice recording device via wireless audio transmission comprises:
selecting a target frequency band from a plurality of prestored frequency modulation frequency bands according to frequency band parameters, wherein the frequency band parameters comprise at least one of the following: transmit power, signal-to-noise ratio;
sending the voice data broadcasted in the target frequency band to the shooting equipment so that the shooting equipment can determine whether the voice data broadcasted in the target frequency band is the voice data broadcasted by the voice recording equipment;
and if the voice data broadcasted in the target frequency band is the voice data broadcasted by the voice recording equipment, receiving the voice data broadcasted in the target frequency band.
4. The method of claim 1, wherein receiving voice data broadcast by the voice recording device via wireless audio transmission comprises:
and receiving voice data broadcasted in a target frequency band, wherein the voice recording equipment broadcasts the voice data of the shot person on the target frequency band.
5. The method of claim 4, wherein before receiving the voice data broadcasted in the target frequency band, further comprising:
receiving a frequency band identifier of the target frequency band, which is sent by the voice recording equipment in a wireless transmission mode;
and frequency modulation is carried out on the target frequency band according to the frequency band identification of the target frequency band.
6. A method for obtaining speech, comprising:
the voice recording equipment obtains voice data by recording the voice of the photographed person;
and the voice recording equipment broadcasts the voice data in a wireless audio transmission mode.
7. The method of claim 6, wherein the wireless audio transmission mode comprises at least one of:
AM amplitude modulation broadcasting, FM frequency modulation broadcasting, digital broadcasting;
after the voice recording device obtains voice data by recording the voice of the photographed person, the voice recording device further comprises:
the voice recording device stores the voice data.
8. The method of claim 7, wherein the voice recording device broadcasts the voice data via wireless audio transmission, comprising:
the voice recording equipment selects a target frequency band from a plurality of pre-stored frequency modulation frequency bands according to frequency band parameters, wherein the frequency band parameters comprise at least one of the following parameters: transmit power, signal-to-noise ratio;
and the voice recording equipment broadcasts the voice data to the target frequency band.
9. The method of claim 7, wherein the voice recording device broadcasts the voice data via wireless audio transmission, comprising:
the voice recording equipment switches frequency modulation frequency bands among a plurality of pre-stored frequency modulation frequency bands according to a frequency band switching instruction, wherein the frequency band switching instruction is used for controlling the voice recording equipment to switch to a target frequency band;
and the voice recording equipment broadcasts the voice data to the target frequency band.
10. The method of claim 8 or 9, further comprising:
and the voice recording equipment sends the frequency band identification of the target frequency band to shooting equipment in a wireless transmission mode.
11. An audio transceiving apparatus, comprising:
the receiving module is used for receiving voice data broadcasted by a voice recording device in a wireless audio transmission mode, wherein the voice data is obtained by recording the voice of a photographed by the voice recording device;
and the sending module is used for sending the voice data to the shooting equipment so that the shooting equipment synthesizes audio and video data according to the voice data and the video data of the shot person shot by the shooting equipment.
12. The audio transceiving apparatus of claim 11, wherein the wireless audio transmission comprises at least one of:
AM modulation broadcasting, FM modulation broadcasting, digital broadcasting.
13. The audio transceiving apparatus of claim 12, further comprising:
the selection module is used for selecting a target frequency band from a plurality of prestored frequency modulation frequency bands according to frequency band parameters, wherein the frequency band parameters include at least one of the following: transmit power, signal-to-noise ratio;
the sending module sends the voice data broadcasted in the target frequency band to the shooting equipment so that the shooting equipment can determine whether the voice data broadcasted in the target frequency band is the voice data broadcasted by the voice recording equipment;
if the voice data broadcasted in the target frequency band is the voice data broadcasted by the voice recording device, the receiving module receives the voice data broadcasted in the target frequency band.
14. The audio transceiving equipment of claim 11, wherein the receiving module is specifically configured to receive voice data broadcasted in a target frequency band, and the voice recording equipment broadcasts voice data of a subject on the target frequency band.
15. The audio transceiver device of claim 14, wherein the receiving module is further configured to receive a frequency band identifier of the target frequency band, which is sent by the voice recording device through a wireless transmission manner;
the audio transceiving apparatus further comprises:
and the frequency modulation module is used for modulating the frequency to the target frequency band according to the frequency band identifier of the target frequency band.
16. A photographing apparatus, characterized by comprising:
the receiving module is used for receiving voice data broadcasted by a voice recording device in a wireless audio transmission mode, wherein the voice data is obtained by recording the voice of a photographed by the voice recording device;
the video shooting module is used for shooting and obtaining video data of the shot person;
and the synthesis module is used for synthesizing audio and video data according to the voice data and the video data.
17. The camera of claim 16, wherein the wireless audio transmission comprises at least one of:
AM modulation broadcasting, FM modulation broadcasting, digital broadcasting.
18. The photographing apparatus according to claim 17, further comprising: a selection module and a determination module;
the selection module is used for selecting a target frequency band from a plurality of prestored frequency modulation frequency bands according to frequency band parameters, wherein the frequency band parameters include at least one of the following: transmit power, signal-to-noise ratio;
the receiving module is specifically configured to receive voice data broadcast in the target frequency band;
the determining module is used for determining whether the voice data broadcasted in the target frequency band is the voice data broadcasted by the voice recording equipment;
if the voice data broadcasted in the target frequency band is the voice data broadcasted by the voice recording device, the receiving module receives the voice data broadcasted in the target frequency band.
19. The camera device of claim 16, wherein the receiving module is specifically configured to receive voice data broadcast in a target frequency band, and the voice recording device broadcasts voice data of the subject on the target frequency band.
20. The camera of claim 19, wherein the receiving module is further configured to:
receiving a frequency band identifier of the target frequency band, which is sent by the voice recording equipment in a wireless transmission mode;
the photographing apparatus further includes:
and the frequency modulation module is used for modulating the frequency to the target frequency band according to the frequency band identifier of the target frequency band.
21. A voice recording apparatus, comprising:
the voice acquisition module is used for recording the voice of the photographed person to obtain voice data;
and the sending module is used for broadcasting the voice data in a wireless audio transmission mode.
22. The voice recording device of claim 21, wherein the wireless audio transmission means comprises at least one of:
AM amplitude modulation broadcasting, FM frequency modulation broadcasting, digital broadcasting;
the voice recording apparatus further includes:
and the storage module is used for storing the voice data.
23. The voice recording apparatus of claim 22, further comprising:
the selection module is used for selecting a target frequency band from a plurality of prestored frequency modulation frequency bands according to frequency band parameters, wherein the frequency band parameters include at least one of the following: transmit power, signal-to-noise ratio;
the sending module is further configured to broadcast the voice data to the target frequency band.
24. The voice recording apparatus of claim 22, further comprising:
the switching module is used for switching a frequency modulation frequency band among a plurality of pre-stored frequency modulation frequency bands according to a frequency band switching instruction, wherein the frequency band switching instruction is used for controlling the voice recording equipment to switch to a target frequency band;
the sending module is further configured to broadcast the voice data to the target frequency band.
25. 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 shooting device through a wireless transmission manner.
26. A speech acquisition system, comprising: an audio transceiving apparatus, a photographing apparatus according to any one of claims 11 to 15, and a voice recording apparatus according to any one of claims 21 to 25; or,
the method comprises the following steps: a camera device as claimed in any one of claims 16-20, and a voice recording device as claimed in any one of claims 21-25.
Priority Applications (2)
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| CN201611193661.6A CN106817551A (en) | 2016-12-21 | 2016-12-21 | Voice acquisition methods, equipment and system |
| PCT/CN2017/074227 WO2018113083A1 (en) | 2016-12-21 | 2017-02-21 | Voice acquisition method, device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201611193661.6A CN106817551A (en) | 2016-12-21 | 2016-12-21 | Voice acquisition methods, equipment and system |
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| CN106817551A true CN106817551A (en) | 2017-06-09 |
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| CN (1) | CN106817551A (en) |
| WO (1) | WO2018113083A1 (en) |
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| CN112866604A (en) * | 2019-11-27 | 2021-05-28 | 深圳市万普拉斯科技有限公司 | Video file generation method and device, computer equipment and storage medium |
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| WO2018113083A1 (en) | 2018-06-28 |
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