CN103077733A - Audio frequency information recording method and recording device - Google Patents
Audio frequency information recording method and recording device Download PDFInfo
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- CN103077733A CN103077733A CN2012105861351A CN201210586135A CN103077733A CN 103077733 A CN103077733 A CN 103077733A CN 2012105861351 A CN2012105861351 A CN 2012105861351A CN 201210586135 A CN201210586135 A CN 201210586135A CN 103077733 A CN103077733 A CN 103077733A
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Abstract
The embodiment of the invention provides an audio frequency information recording method and a recording device. The method comprises the following steps of enabling the recording device to adopt the currently stored gain to record the sound sent by a sound source; if the recording device receives a gain adjusting instruction sent by a user, adjusting the gain according to the gain adjusting instruction, wherein the gain adjusting instruction is sent by the user according to the volume change of the sound sent by the sound source; and enabling the recording device to adopt the adjusted gain to continuously record the sound sent by the sound source. The method and the device have the advantages that the user can send the gain adjusting instruction to the recording device in the recording process, so the recording device can adjust the size of the adopted current gain according to the gain adjusting instruction, the problem of unable flexible adjusting of the gain of the recording device by the user in the existing recording device is solved, and the flexibility of the recording device is improved.
Description
Technical field
The present invention relates to the communication technology, relate in particular to a kind of audio-frequency information method for recording and recording device.
Background technology
When recording device was opened sound-recording function, the default volume of many uses was recorded the sound that source of sound sends.The method that the sound that the default volume of this employing is sent source of sound is recorded, when the wave volume that sends at source of sound is larger, unsweet sound phenomenon may appear in the sound that recording device is recorded, and the wave volume that sends at source of sound hour, and unclear phenomenon may appear in the sound that recording device is recorded.
In order to address the above problem, the automatic gain control module generally is installed in recording device, and for this automatic gain control module one volume range is set, when the wave volume that sends when source of sound exceeds this volume range, adjust automatically gain, so that the volume of the audio-frequency information of recording is in the metastable volume range, cause can not adjusting neatly the recording device gain the recording process user, the dirigibility of recording device is relatively poor.
Summary of the invention
The invention provides a kind of audio-frequency information method for recording and recording device, in order to solve existing recording device in recording process, the user can not adjust the defective of recording device gain neatly, to improve the dirigibility of recording device.
First aspect present invention provides a kind of audio-frequency information method for recording, comprising:
Recording device adopts the gain of current storage, and the sound that source of sound sends is recorded;
If described recording device receives the gain adjustment instruction that the user sends, adjust instruction according to described gain described gain is adjusted;
Described recording device adopts the gain after adjusting, and continues the sound that described source of sound sends is recorded.
In the possible implementation of the first of first aspect, also comprise the gain of storage after the described adjustment.
In conjunction with the first possibility implementation of first aspect or first aspect, in the possible implementation of the second of first aspect, the gain that described recording device reception user sends is adjusted instruction and is comprised:
Described recording device receives the described gain adjustment instruction that described user sends by the hardware button on the described recording device.
In conjunction with the first possibility implementation of first aspect or first aspect, in the third possible implementation of first aspect, the gain that described recording device reception user sends is adjusted instruction and is comprised:
The described gain adjustment instruction that function choosing-item sends is adjusted in the gain that described recording device receives described user to be provided by described recording device.
According to the first of first aspect, first aspect, the second may with any one of the third possible implementation, also comprise: the described recording device in advance gain of sending direction is set to adjustable gain.
Second aspect present invention provides a kind of recording device, comprising: record module and adjusting module;
The described module of recording is used for adopting the gain of current storage, and the sound that source of sound sends is recorded, and adjust instruction in the gain that described adjusting module sends according to the user, after described gain adjusted, adopt the gain after adjusting, continue the sound that described source of sound sends is recorded;
Described adjusting module if be used for receiving the described gain adjustment instruction that described user sends, adjusted instruction according to described gain described gain is adjusted.
In the first of second aspect may implementation, also comprise: memory module is used for storing the gain after the described adjustment.
The first possibility implementation in conjunction with second aspect or second aspect, in the second possibility implementation of second aspect, described adjusting module also is used for receiving the described gain adjustment instruction that described user sends by the hardware button that is installed on the described recording device.
The first possibility implementation in conjunction with second aspect or second aspect, in the third possibility implementation of second aspect, the described gain adjustment instruction that function choosing-item sends is adjusted in the gain that described adjusting module also is used for receiving described user and provides by described recording device.
According to the first, the second and the third possible implementation of second aspect, second aspect any one, also comprise: presetting module is used for the in advance gain of sending direction and is set to adjustable gain.
A kind of audio-frequency information method for recording provided by the invention and recording device, recording device adopts the gain of current storage, the sound that source of sound sends is recorded, if described recording device receives the gain adjustment instruction that the user sends, adjusting instruction according to described gain adjusts described gain, described recording device adopts the gain after adjusting, and continues the sound that described source of sound sends is recorded.The present invention user in Recording Process can send gain to recording device and adjust instruction, so that recording device is adjusted the size of the current gain of instruction adjustment employing according to gain, can not adjust neatly the problem of recording device gain to overcome user that existing recording device exists, thus the dirigibility that can improve recording device.
Description of drawings
A kind of audio-frequency information method for recording schematic diagram that Fig. 1 provides for the embodiment of the invention;
A kind of recording device structural representation that Fig. 2 provides for the embodiment of the invention;
The another kind of recording device structural representation that Fig. 3 provides for the embodiment of the invention.
Embodiment
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
A kind of audio-frequency information method for recording schematic diagram that Fig. 1 provides for the embodiment of the invention.The executive agent of this audio-frequency information method for recording is recording device in the present embodiment, and recording device can be recording device independently, also can for being installed in the recording device on other devices, for example be installed in the sound-track engraving apparatus on the mobile phone terminal.As shown in Figure 1, this audio-frequency information method for recording may further comprise the steps:
101, recording device adopts the gain of current storage, and the sound that source of sound sends is recorded.
If 102 described recording devices receive the gain adjustment instruction that the user sends, adjust instruction according to described gain described gain is adjusted.
103, described recording device adopts the gain after adjusting, and continues the sound that described source of sound sends is recorded.
Particularly, send in advance (TX) direction and namely be set to adjustable gain by microphone to the gain of recording device direction.When the sound that need to send source of sound is audio-frequency information when recording, the user at first opens the sound-recording function of recording device.Alternatively, the user can open by the start button that arranges on the recording device or default beginning option the sound-recording function of recording device.After sound-recording function was opened, recording device carried out data sampling to audio-frequency information, obtains the analog electrical signal of this audio-frequency information, then this analog electrical signal is carried out analog-to-digital conversion process, analog electrical signal is converted to the digital signal of this audio-frequency information.For example, sound-track engraving apparatus on the mobile phone terminal can carry out data sampling to audio-frequency information by microphone (Mic) device that is installed on the mobile phone, obtain analog electrical signal, the analog electrical signal that will be collected by the Mic device, being input in the A/D analog to digital converter in the sound-track engraving apparatus, is digital signal by A/D converter with the analog electrical signal modulus.
After getting access to the digital signal of audio-frequency information, recording device adopts the gain of current storage that audio-frequency information is recorded.Alternatively, the gain of the current storage that recording device adopts, the acquiescence gain that can when dispatching from the factory, arrange for recording device, also can for recording device recorded last time finish after the gain of storage.Carry out in the recording process at the sound that recording device sends source of sound, if recording device receives the gain adjustment instruction that the user sends, recording device is adjusted instruction according to this gain the gain that recording device adopts is adjusted after receiving gain adjustment instruction.Wherein, gain adjustment instruction is initiatively to be sent to recording device in the process that the sound that source of sound is sent is recorded by the user.For example, when the sound of source of sound became large, the user can send and be used to indicate the gain adjustment instruction that recording device reduces gain, and when the sound of source of sound diminished, the user can send the gain that is used to indicate recording device increase gain and adjust instruction.
Alternatively, the user can send gain to recording device by the hardware button on the recording device and adjust instruction, for example, when being installed in sound-track engraving apparatus on the mobile phone terminal as recording device, hardware button can be volume key or the directionkeys that is arranged on mobile phone terminal.Alternatively, in the present embodiment, adjust the function choosing-item menu for sound-track engraving apparatus arranges a gain in advance, the user can adjust function choosing-item by this gain, sends gain to sound-track engraving apparatus and adjusts instruction.Particularly, can choose the volume key that is arranged on the mobile phone terminal and send the hardware button that instruction is adjusted in gain as the user.The setting volume increases the gain adjustment instruction that key sends the increase gain, and volume reduces the gain adjustment instruction that key sends the reduction gain.Increase key if the user presses volume, be equivalent to send the gain that increases gain and adjust instruction.Reduce key if the user supresses volume, be equivalent to send the gain that reduces gain and adjust instruction.For example, under the scene that many people talk, the volume of the sound that everyone sends is different.The user is when using sound-track engraving apparatus to record conversation content, and the user can be according to the size of the wave volume of the source of sound of experiencing, the gain of suitable adjustment sound-track engraving apparatus.When talker's sound was larger, the user reduced key by volume and sends gain to sound-track engraving apparatus and adjust instruction, and sound-track engraving apparatus is adjusted instruction according to this gain and lowered gain.When talker's sound hour, the user increases key by volume and sends gain to sound-track engraving apparatus and adjust instruction, sound-track engraving apparatus is adjusted instruction according to this gain and is increased gain.
After having adjusted gain, recording device adopts the gain after adjusting, and continues the sound that source of sound sends is recorded.Further, in the present embodiment, recording device can be stored the gain after the adjustment, and stores the audio-frequency information of recording in real time, so that by recording device the audio-frequency information of recording is play.Can adjust instruction according to the gain that the user sends by the recording device that provides at the present embodiment, adjust in real time gain, the user who has overcome existing recording device existence can not adjust the problem of recording device gain flexibly, improved the dirigibility of recording device, further, in recording process, the user can send gain to recording device according to demand and adjust instruction, can avoid because the excessive phenomenon that distorsion occurs of sound of source of sound, perhaps because the unclear phenomenon of the too small appearance of sound of source of sound, thus can be so that the audio-frequency information of recording be clear.
The audio-frequency information method for recording that the present embodiment provides, recording device adopts the gain of current storage, the sound that source of sound sends is recorded, if described recording device receives the gain adjustment instruction that the user sends, adjusting instruction according to described gain adjusts described gain, described recording device adopts the gain after adjusting, and continues the sound that described source of sound sends is recorded.The present embodiment user in Recording Process can send gain to recording device and adjust instruction, so that recording device is adjusted the size of the current gain of instruction adjustment employing according to gain, can not adjust neatly the problem of recording device gain to overcome user that existing recording device exists, thus the dirigibility that can improve recording device.
A kind of recording device structural representation that Fig. 2 provides for the embodiment of the invention.As shown in Figure 2, this recording device comprises: record module 21 and adjusting module 22.
The recording device that the present embodiment provides can also comprise a presetting module 20, and this presetting module 20 is used for recording device in advance and sends (TX) direction and namely be set to adjustable gain by microphone to the gain of recording device direction.Alternatively, a kind of implementation structure mode of recording module 21 comprises: start unit 211, sampling unit 212, A/D unit 213 and recording elements 214.In the present embodiment, recording device can also comprise a presetting module 20, and this presetting module 20 is used for the in advance gain of the TX direction of recording device and is set to adjustable gain.When the sound that need to send source of sound is audio-frequency information when recording, open the sound-recording function of recording devices by start unit 211.Alternatively, start unit 211 can be for being installed in start button or default beginning option on the recording device.After sound-recording function was opened, 212 pairs of audio-frequency informations of sampling unit carried out data sampling, obtain the analog electrical signal of this audio-frequency information.Sampling unit 212 is input to this analog electrical signal in the A/D unit 213, and the 213 pairs of analog electrical signals in this A/D unit carry out analog-to-digital conversion process, obtain the digital signal of this audio-frequency information.For example, sound-track engraving apparatus on the mobile phone terminal can carry out data sampling to audio-frequency information by the Mic device that is installed on the mobile phone, obtain analog electrical signal, the analog electrical signal that will be collected by the Mic device, being input in the A/D analog to digital converter in the sound-track engraving apparatus, is digital signal by A/D converter with the analog electrical signal modulus.
After getting access to the digital signal of audio-frequency information, recording elements 214 adopts the gain of current storage that audio-frequency information is recorded.Alternatively, the gain of the current storage that recording elements 214 adopts, the acquiescence gain that can when dispatching from the factory, arrange for recording device, also can for recording device recorded last time finish after the gain of storage.
Alternatively, a kind of implementation structure mode of adjusting module 22 comprises: receiving element 221 and adjustment unit 222.Carry out in the recording process recording the sound that 21 pairs of sources of sound of module send, adjust instruction if receiving element 221 receives the gain that the user sends, adjustment unit 222 is adjusted the current gain that recording device adopts according to this gain adjustment instruction.
Alternatively, the user can send gain to the receiving element 221 in the recording device by the hardware button on the recording device and adjust instruction, for example, when being installed in sound-track engraving apparatus on the mobile phone terminal as recording device, hardware button can be volume key or the directionkeys of mobile phone terminal.Alternatively, in the present embodiment, adjust the function choosing-item menu for sound-track engraving apparatus arranges a gain in advance, the user can adjust function choosing-item by this gain, sends gain to receiving element 221 and adjusts instruction.Particularly, choose the volume key that is arranged on the mobile phone terminal sends gain adjustment instruction as the user hardware button, the setting volume increases the gain adjustment instruction that key sends the increase gain, and volume reduces the gain adjustment instruction that key sends the reduction gain.Increase key if the user presses volume, be equivalent to send the gain that increases gain to receiving element 221 and adjust instruction.Reduce key if the user supresses volume, be equivalent to send the gain that reduces gain to receiving element 221 and adjust instruction.For example, under the scene that many people talk, the volume of the sound that everyone sends is different.The user is when using sound-track engraving apparatus to record conversation content, and the user can be according to the size of the wave volume of the source of sound of experiencing, the gain of suitable adjustment sound-track engraving apparatus.When talker's sound became large, the user can reduce key by volume and send gain adjustment instruction to receiving element 221, and adjustment unit 222 is adjusted instruction according to this gain and lowered gain.When talker's sound diminished, the user increased key by volume and sends gain adjustment instruction to receiving element 221, and adjustment unit 222 is adjusted instruction according to this gain and increased gain.
Further, recording device is used for the gain after storage is adjusted also to comprise a memory module 23, after adjusting module 22 has been adjusted gain, gain after adjusting is stored in the memory module 23, records the gain that module 21 adopts after adjusting, continue the sound that source of sound sends is recorded.Further, this memory module 23 can also be used for the audio-frequency information that storage is recorded, so that by recording device the audio-frequency information of recording is play.Can adjust instruction according to the gain that the user sends by the recording device that provides at the present embodiment, adjust in real time gain, the user who has overcome existing recording device existence can not adjust the problem of recording device gain flexibly, improved the dirigibility of recording device, further, in recording process, the user can send gain to recording device according to demand and adjust instruction, can avoid because the excessive phenomenon that distorsion occurs of sound of source of sound, perhaps because the unclear phenomenon of the too small appearance of sound of source of sound, thus can be so that the audio-frequency information of recording be clear.
The recording device that the present embodiment provides, recording device adopts the gain of current storage, the sound that source of sound sends is recorded, if described recording device receives the gain adjustment instruction that the user sends, adjusting instruction according to described gain adjusts described gain, described recording device adopts the gain after adjusting, and continues the sound that described source of sound sends is recorded.The present embodiment user in Recording Process can send gain to recording device and adjust instruction, can not adjust neatly the problem of recording device gain to overcome user that existing recording device exists, thus the dirigibility that can improve recording device.
The another kind of recording device structural representation that Fig. 3 provides for the embodiment of the invention.As shown in Figure 3, this recording device comprises processor 30, storer 31, audio device 32 and communication interface 33.
Audio device 32, the sound that is used under the control of processor 30 source of sound being sent is recorded; Processor 30 is used for obtaining the gain of current storage from storer 31 when the sound that 32 pairs of sources of sound of audio device send is recorded, and then adopts the gain of current storage, and the sound that 32 pairs of sources of sound of control audio device send is recorded; And adjust instruction according to the gain that communication interface 33 sends, and the current gain that audio device 32 adopts is adjusted, and after having adjusted gain, adopt gain continuation after this adjustments to control the sound that 32 pairs of sources of sound of audio device send and record.Storer 31 is used for storing audio device 32 and records required gain.Communication interface 33, the sound that is used for sending at 32 pairs of sources of sound of audio device carries out recording process, receive the gain adjustment instruction that the user sends, if the sound that sends at 32 pairs of sources of sound of audio device carries out in the recording process, receive the gain adjustment instruction that the user sends, the adjustment instruction that should gain sends to processor 30, so that processor 30 is adjusted instruction according to gain the current gain that audio device 32 adopts is adjusted.
Particularly, in advance in the recording device gain of TX direction be set to adjustable gain.When the sound that need to send source of sound is audio-frequency information when recording, open the sound-recording function of recording device.Alternatively, the user can open this sound-recording function by being installed on the recording device start button or default beginning option.After sound-recording function was opened, audio device 32 can carry out data sampling to audio-frequency information, obtains the analog electrical signal of this audio-frequency information, and this analog electrical signal is carried out analog-to-digital conversion process, obtains the digital signal of this audio-frequency information.
After getting access to the digital signal of audio-frequency information, processor 30 adopts the digital signal of 32 pairs of audio-frequency informations of gain control audio device of current storage in the storeies 31 to amplify processing, thereby finishes recording of sound that source of sound is sent.Alternatively, the gain of described current storage, the acquiescence gain that can arrange when dispatching from the factory for recording device also can be the gain of recording device storage after last time, recording was finished.
If processor 30 carries out in the recording process at the sound that 32 pairs of sources of sound of audio device send, receive the gain adjustment instruction that communication interface 33 sends, processor 30 is adjusted instruction according to this gain the current gain that audio device 33 adopts is adjusted.Wherein, the gain adjustment instruction of communication interface 33 transmissions is initiatively to be sent to recording device in the process that the sound that source of sound is sent is recorded by the user.For example, when the sound of source of sound became large, the user can send and be used to indicate the gain adjustment instruction that recording device reduces gain, and when the sound of source of sound diminished, the user can send the gain that is used to indicate recording device increase gain and adjust instruction.
Alternatively, the user can send gain by the hardware button on the recording device and adjust instruction, and for example, when being installed in sound-track engraving apparatus on the mobile phone terminal as recording device, hardware button can be volume key or the directionkeys of mobile phone terminal.Alternatively, in the present embodiment, adjust the function choosing-item menu for sound-track engraving apparatus arranges a gain in advance, the user can adjust function choosing-item by this gain, sends gain and adjusts instruction.Particularly, choose the volume key that is arranged on the mobile phone terminal and send the hardware button that instruction is adjusted in gain as the user, set volume and increase key and send gain and increase instruction, and volume reduces key and sends gain and reduce instruction.Increase key if the user presses volume, be equivalent to send the gain that increases gain and adjust instruction.Reduce key if the user supresses volume, be equivalent to send the gain that reduces gain and adjust instruction.For example, under the scene that many people talk, the volume of the sound that everyone sends is different.The user is when using sound-track engraving apparatus to record conversation content, and the user can be according to the size of the wave volume of the source of sound of experiencing, the gain of suitable adjustment sound-track engraving apparatus.When the sound of speech change of tune was large, the user can reduce key by volume and send gain adjustment instruction to processor, and processor 30 is adjusted instruction according to this gain and reduced gain.When talker's sound diminished, the user increased key by volume and sends gain adjustment instruction to processor 30, and processor 30 is adjusted instruction according to this gain and increased gain.
In the present embodiment, after processor 30 has been adjusted gain, the gain after adjusting can also be stored in the storer 31, the gain that audio device 32 adopts after adjusting continues the sound that source of sound sends is recorded.Further, this storer 31 can also be used for the audio-frequency information that storage is recorded, so that by recording device the audio-frequency information of recording is play.Can adjust instruction according to the gain that the user sends by the recording device that provides at the present embodiment, adjust in real time gain, the user who has overcome existing recording device existence can not adjust the problem of recording device gain flexibly, improved the dirigibility of recording device, further, in recording process, the user can send gain to recording device according to demand and adjust instruction, can avoid because the excessive phenomenon that distorsion occurs of sound of source of sound, perhaps because the unclear phenomenon of the too small appearance of sound of source of sound, thus can be so that the audio-frequency information of recording be clear.
Optionally, on specific implementation, if processor 30, storer 31, audio device 32 and communication interface 33 independent realizations, then processor 30, storer 31, audio device 32 and communication interface 33 can interconnect and finish mutual communicating by letter by bus.Wherein, processor 30 may be a central processing unit (Central Processing Unit, referred to as CPU), or specific integrated circuit (Application Specific Integrated Circuit, referred to as ASIC), or be configured to implement one or more integrated circuit of the embodiment of the invention.Storer 31 may comprise the high-speed RAM storer, also may also comprise nonvolatile memory (non-volatile memory), for example at least one magnetic disk memory.Described bus can be industry standard architecture (Industry Standard Architecture, referred to as ISA) bus, peripheral component interconnect (Peripheral Component, referred to as PCI) bus or extended industry-standard architecture (Extended Industry Standard Architecture is referred to as EISA) bus etc.Described bus can be divided into address bus, data bus, control bus etc.For ease of expression, only represent with a thick line among Fig. 3, but do not represent only to have the bus of a bus or a type.
Optionally, on specific implementation, if processor 30, storer 31, audio device 32 and communication interface 33 are integrated on the chip piece realize, then processor 30, storer 31, audio device 32 and communication interface 33 can be finished mutual communicating by letter by internal interface.
The recording device that the present embodiment provides, recording device adopts the gain of current storage, the sound that source of sound sends is recorded, if described recording device receives the gain adjustment instruction that the user sends, adjusting instruction according to described gain adjusts described gain, described recording device adopts the gain after adjusting, and continues the sound that described source of sound sends is recorded.The present embodiment user in Recording Process can send gain to recording device and adjust instruction, so that recording device is adjusted the size of the current gain of instruction adjustment employing according to gain, can not adjust neatly the problem of recording device gain to overcome user that existing recording device exists, thus the dirigibility that can improve recording device.
Through the above description of the embodiments, the those skilled in the art can be well understood to the present invention and can realize with hardware, or the firmware realization, or their array mode realizes.When using software to realize, above-mentioned functions can be stored in the computer-readable medium or as one or more instructions or code on the computer-readable medium and transmit.Computer-readable medium comprises computer-readable storage medium and communication media, and wherein communication media comprises any medium of being convenient to transmit from a place to another place computer program.Storage medium can be any usable medium that computing machine can access.As example but be not limited to: computer-readable medium can comprise RAM, ROM, EEPROM, CD-ROM or other optical disc storage, magnetic disk storage medium or other magnetic storage apparatus or can be used in the program code that carries or store the expectation with instruction or data structure form and can be by any other medium of computer access.In addition.Any connection can be suitable become computer-readable medium.For example, if software be use concentric cable, optical fiber cable, twisted-pair feeder, Digital Subscriber Line (DSL) or the wireless technology such as infrared ray, radio and microwave from the website, server or the transmission of other remote source, under concentric cable, optical fiber cable, twisted-pair feeder, DSL or the wireless technology such as infrared ray, wireless and microwave are included in so in the photographic fixing of medium.As used in the present invention, dish (Disk) and dish (disc) comprise compression laser disc (CD), laser dish, laser disc, digital universal laser disc (DVD), floppy disk and Blu-ray Disc, the copy data of the common magnetic of its mid-game, dish then come the copy data of optics with laser.Top combination also should be included within the protection domain of computer-readable medium.
It should be noted that at last: above each embodiment is not intended to limit only in order to technical scheme of the present invention to be described; Although with reference to aforementioned each embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of various embodiments of the present invention technical scheme.
Claims (10)
1. an audio-frequency information method for recording is characterized in that, comprising:
Recording device adopts the gain of current storage, and the sound that source of sound sends is recorded;
If described recording device receives the gain adjustment instruction that the user sends, adjust instruction according to described gain described gain is adjusted;
Described recording device adopts the gain after adjusting, and continues the sound that described source of sound sends is recorded.
2. audio-frequency information method for recording according to claim 1 is characterized in that, also comprises:
Store the gain after the described adjustment.
3. audio-frequency information method for recording according to claim 1 and 2 is characterized in that, the gain that described recording device reception user sends is adjusted instruction and comprised:
Described recording device receives the described gain adjustment instruction that described user sends by the hardware button on the described recording device.
4. audio-frequency information method for recording according to claim 1 and 2 is characterized in that, the gain that described recording device reception user sends is adjusted instruction and comprised:
The described gain adjustment instruction that function choosing-item sends is adjusted in the gain that described recording device receives described user to be provided by described recording device.
5. each described audio-frequency information method for recording is characterized in that according to claim 1-4, also comprises:
The described recording device in advance gain of sending direction is set to adjustable gain.
6. a recording device is characterized in that, comprising: record module and adjusting module;
The described module of recording is used for adopting the gain of current storage, and the sound that source of sound sends is recorded, and adjust instruction in the gain that described adjusting module sends according to the user, after described gain adjusted, adopt the gain after adjusting, continue the sound that described source of sound sends is recorded;
Described adjusting module if be used for receiving the described gain adjustment instruction that described user sends, adjusted instruction according to described gain described gain is adjusted.
7. recording device according to claim 6 is characterized in that, also comprises:
Memory module is used for storing the gain after the described adjustment.
8. according to claim 6 or 7 described recording devices, it is characterized in that, described adjusting module also is used for receiving the described gain that described user sends by the hardware button that is installed on the described recording device and adjusts instruction.
9. according to claim 6 or 7 described recording devices, it is characterized in that, the gain that described adjusting module also is used for receiving described user and provides by described recording device is adjusted the described gain that function choosing-item sends and is adjusted instruction.
10. each described recording device is characterized in that according to claim 1-4, also comprises: presetting module is used for the in advance gain of sending direction and is set to adjustable gain.
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| CN103841348A (en) * | 2014-03-31 | 2014-06-04 | 华为技术有限公司 | Video and audio recording effect adjustment method, device and system |
| CN104660772A (en) * | 2015-02-25 | 2015-05-27 | 惠州Tcl移动通信有限公司 | Call record sampling method and system based on mobile terminal |
| CN105843584A (en) * | 2016-04-01 | 2016-08-10 | 乐视控股（北京）有限公司 | Method and device for adjusting recording volume |
| CN109716432A (en) * | 2018-11-30 | 2019-05-03 | 深圳市汇顶科技股份有限公司 | Gain process method and device thereof, electronic equipment, signal acquisition method and its system |
| CN111145776A (en) * | 2018-11-02 | 2020-05-12 | 北京微播视界科技有限公司 | Audio processing method and device |
| CN112309449A (en) * | 2020-10-26 | 2021-02-02 | 维沃移动通信（深圳）有限公司 | Audio recording method and device |
| CN115065849A (en) * | 2022-06-06 | 2022-09-16 | 北京字跳网络技术有限公司 | Audio recording method and device and electronic equipment |
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