CN103888703B - Strengthen image pickup method and the camera head of recording - Google Patents
Strengthen image pickup method and the camera head of recording Download PDFInfo
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- CN103888703B CN103888703B CN201410131473.5A CN201410131473A CN103888703B CN 103888703 B CN103888703 B CN 103888703B CN 201410131473 A CN201410131473 A CN 201410131473A CN 103888703 B CN103888703 B CN 103888703B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/804—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components
- H04N9/806—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the colour picture signal components with processing of the sound signal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
- H04N5/77—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television camera
- H04N5/772—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television camera the recording apparatus and the television camera being placed in the same enclosure
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a kind of image pickup method and the camera head that strengthen recording, the image pickup method of described enhancing recording comprises step: according to the operational order to shooting picture, select target sound source; Determine from the nearest sound collection unit of described target sound source; The signal gain of described sound collection unit or impairment are regulated.If target sound source is noise, then reduce the recording signal of this sound; If target sound source is target sound, then strengthen the recording signal of this sound, target sound in the video recorded can be exported with larger volume, more clearly tonequality, thus realize the object strengthening recording.
Description
Technical field
The present invention relates to camera technique field, especially relate to a kind of image pickup method and the camera head that strengthen recording.
Background technology
In prior art, camera head, in shooting process, can gather all sound of floor simultaneously.When floor is more noisy, a large amount of noise gatherings can be come in, make the target sound wishing to record flood by noise, when causing video playback, target sound just cannot export clearly.Or wish that the sound source recorded is distant from camera head, the target sound causing camera head to collect is smaller, causes that the output volume of target sound is less, tonequality is poor during video playback equally.Therefore, Consumer's Experience is not good.
Summary of the invention
Main purpose of the present invention is to provide a kind of image pickup method and the camera head that strengthen recording, is intended to strengthen recording in shooting process, promotes Consumer's Experience.
To achieve these objectives, the present invention proposes a kind of image pickup method strengthening recording, comprises step:
According to the operational order to shooting picture, select target sound source;
Determine from the nearest sound collection unit of described target sound source;
The signal gain of described sound collection unit or impairment are regulated.
Preferably, described basis also comprises before selecting the step of acoustic target to the operational order of shooting picture:
The dimensional orientation of localization of sound source;
The position of described sound source in shooting picture is determined according to described dimensional orientation;
In described position display sound source focusing patterns.
Preferably, the operational order select target sound source of described basis to shooting picture comprises:
Sound source focusing patterns is selected according to the operational order of shooting picture;
The sound source at described sound source focusing patterns place is chosen as target sound source.
Preferably, describedly determine that the sound collection unit from described target sound source is nearest comprises:
According to the position of described target sound source in described shooting picture, determine from the nearest sound collection unit of described target sound source.
The present invention proposes a kind of camera head simultaneously, comprises display unit, determining unit, regulon and at least two sound collection unit, wherein:
Display unit, for showing shooting picture;
Sound collection unit, for collected sound signal;
Determining unit, for the operational order of basis to described shooting picture, select target sound source, and determine from the nearest sound collection unit of described target sound source;
Regulon, for regulating the signal gain of described sound collection unit or impairment.
Preferably, described camera head also comprises positioning unit, it, for the dimensional orientation of localization of sound source, determines the position of described sound source in described shooting picture according to described dimensional orientation, and controls described display unit in described position display sound source focusing patterns.
Preferably, described determining unit is used for: select sound source focusing patterns according to the operational order of shooting picture, the sound source at described sound source focusing patterns place is chosen as target sound source.
Preferably, described determining unit for: according to the position of described target sound source in described shooting picture, determine from the nearest sound collection unit of described target sound source.
A kind of image pickup method strengthening recording provided by the present invention, allow user select target sound source, then determine from the nearest sound collection unit of this target sound source, and the signal gain of this sound collection unit or impairment are regulated, if target sound source is noise, then reduce the recording signal of this sound; If target sound source is target sound, then strengthen the recording signal of this sound, target sound in the video recorded can be exported with larger volume, more clearly tonequality, thus realize the object strengthening recording.
Also further sound source positioned and in shooting picture, show sound source focusing patterns, allow user to select corresponding target sound source according to this sound source focusing patterns, and reduce according to the operational order of user or increase the input signal from its nearest sound collection unit.When there being multi-acoustical, user is also allowed to carry out gain or impairment respectively to each sound source.Sound source finally for each orientation processes respectively, achieves the object strengthening recording, improves Consumer's Experience.
Accompanying drawing explanation
Fig. 1 is the flow chart strengthening image pickup method first embodiment of recording of the present invention;
Fig. 2 is the flow chart strengthening image pickup method second embodiment of recording of the present invention;
Fig. 3 is the structured flowchart of camera head first embodiment of the present invention;
Fig. 4 is the structured flowchart of camera head second embodiment of the present invention.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
See Fig. 1, for the present invention strengthens the first embodiment of the image pickup method of recording, the image pickup method of described enhancing recording comprises the following steps:
Step S101: according to the operational order to shooting picture, select target sound source.
User can issue the operational order of shooting picture by touch control operations such as click, touches, user is clicked or touch the position of shooting picture as target sound source by camera head.
Step S102: determine the sound collection unit from the nearest camera head of target sound source.
Camera head in the present invention has two sound collection unit at least, and camera head is according to the position of target sound source in shooting picture, and the relative position of each sound collection unit and camera, determines from the nearest sound collection unit of target sound source.The preferred microphone of described sound collection unit, is distributed in each position of camera head respectively, to gather the sound of different azimuth, preferably symmetrical centered by camera.
Such as, camera head has two sound collection unit, lays respectively at the camera left and right sides.Target sound source is positioned at the position that shooting picture keeps left, be then defined as the sound collection unit on the left side from the nearest sound collection unit of target sound source.
In certain embodiments, camera head can also respectively arrange a sound collection unit in the upper and lower both sides of camera, totally four sound collection unit.Even one sound collection unit can also be respectively set at the camera upper left corner, the upper right corner, the lower left corner, the lower right corner, middle part.When determining the sound collection unit from target sound source is nearest, according to target sound source be in shooting picture upper and lower, left and right, in and the position in four corners come to determine accordingly.When sound collection unit has multiple, the sound collection unit nearest from target sound source determined also may have two or more.
Step S103: regulate from the signal gain of the nearest sound collection unit of target sound source or impairment
After determining the sound collection unit nearest from target sound source, the signal of this sound collection unit can be increased preset multiple, to strengthen the recording of this target sound source.Thus when playback video video recording, target sound source just exports with larger volume, more clearly tonequality, realize recording and strengthen.
Also the signal of this sound collection unit can be reduced preset multiple, to weaken the recording of this target sound source.Such as, user selects noise source of sound, and camera head reduces the signal from the nearest sound collection unit of this noise source of sound, reduces the volume of noise, and then outstanding target volume, realizes recording and strengthens.
When user also needs to regulate the sound source in other orientation, step S101 can be returned and continue to select other sound source to regulate.
See Fig. 2, for the present invention strengthens the second embodiment of the image pickup method of recording, the image pickup method of described enhancing recording comprises the following steps:
Step S201: the dimensional orientation of localization of sound source, determines the position of sound source in shooting picture accordingly.
Carrying out in shooting process, utilizing auditory localization technology of the prior art, the dimensional orientation of the sound source of floor is positioned.If many sound sources, utilize many Sound seperation technology of the prior art by each Sound seperation out, locate the dimensional orientation of each sound source.Then according to the dimensional orientation of each sound source, the position of each sound source in shooting picture is determined.
Step S202: the position display sound source focusing patterns being positioned at shooting picture in sound source.
After determining the position of sound source in shooting picture, then generate a sound source focusing patterns in corresponding position and shown.Shape and the form of described sound source focusing patterns are not limit, preferably the focusing frame of a rectangle or circle.For the situation having multi-acoustical, can generate in shooting picture and show multi-acoustical focusing patterns, each sound source place correspondence display one sound source focusing patterns.
Step S203: select sound source focusing patterns according to the operational order of shooting picture.
User can issue operational order by touch control operations such as touch, clicks, and camera head touches according to user or clicks the position of shooting picture, selects the sound source focusing patterns corresponding to this position.Usually, the sound source focusing patterns that user can directly touch or click in shooting picture is selected it.
Step S204: the sound source at sound source focusing patterns place is chosen as target sound source.
Sound source in sound source focusing patterns region is chosen as target sound source by camera head.
Step S205: determine from the nearest sound collection unit of target sound source.
Camera head is according to the position of target sound source in shooting picture, and the relative position of each sound collection unit and camera, determines from the nearest sound collection unit of target sound source.This step is identical with the step S102 in the first embodiment, does not repeat them here.
Step S206: according to the operational order to shooting picture, regulates the signal gain of this sound collection unit or impairment.
User can carry out touch control operation to issue operational order to shooting picture.Such as, user can realize by the target in convergent-divergent sound source focusing patterns regulating the signal impairments of sound collection unit or gain, when carrying out reduction operation, picture and then reduces, and the signal from the nearest sound collection unit of the target sound source in sound source focusing patterns and then reduces corresponding multiple; When carrying out amplifieroperation, picture and then amplifies, and the signal from the nearest sound collection unit of the target sound source in sound source focusing patterns and then increases corresponding multiple.User also can slide to the left or to the right and reduces accordingly or increase the signal from the nearest sound collection unit of target sound source in shooting picture, or slip up or down increases accordingly or reduces the signal from the nearest sound collection unit of target sound source in shooting picture.
In certain embodiments, user can also issue operational order by function button, regulates from the signal gain of the nearest sound collection unit of target sound source or impairment as zoomed in or out button by volume.
When there being multi-acoustical, user can operate respectively to multi-acoustical.As complete a sound source sound collection gain or impairment regulate after, return step S203 and select another sound source focusing patterns, another sound source is regulated.
Thus by showing sound source focusing patterns in shooting picture, user can select corresponding target sound source according to this sound source focusing patterns, if target sound source is noise, then reduces the signal from its nearest sound collection unit, reduce noise signal; If target sound source is the sound wishing to record, then increase the signal from its nearest sound collection unit, to strengthen this voice signal.When there being multi-acoustical, user is also allowed to carry out gain or impairment respectively to each sound source.Sound source finally for each orientation processes respectively, achieves the object strengthening recording.
See Fig. 3, be the first embodiment of camera head of the present invention, described camera head can be camera or the mobile terminal such as mobile phone, panel computer with camera function.Described camera head comprises shooting unit 110, display unit 120, sound collection unit 130, determining unit 140 and regulon 150, wherein, shooting unit 110 is connected with display unit 120, determining unit 140 is connected with display unit 120, sound collection unit 130 and regulon 150 respectively, and regulon 150 is connected with sound collection unit 130.
Shooting unit 110: for outside scenery is taken in camera head and image data generating, it comprises a camera.
Display unit 120: for showing shooting picture in real time according to view data.
Sound collection unit 130: for collected sound signal.The preferred microphone of described sound collection unit, and have two at least, be distributed in each position of camera head respectively, to gather the sound of different azimuth, preferably symmetrical centered by camera.
Determining unit 140: for according to the operational order of user to shooting picture, select target sound source, and determine from the nearest sound collection unit 130 of target sound source.
User can issue operational order by touch control operations such as click, touches, and the target that user clicks or touches corresponding to the position of shooting picture by determining unit 140 is as target sound source.Then according to the position of target sound source in shooting picture, and the distributing position of each sound collection unit 130 or the relative position with camera, determine from the nearest sound collection unit 130 of target sound source.
Such as, sound collection unit 130 has two, lays respectively at the camera left and right sides.Target sound source is positioned at the position that shooting picture keeps left, and the sound collection unit 130 on the left side is defined as from the nearest sound collection unit 130 of target sound source by determining unit 140.
In certain embodiments, one sound collection unit 130 can also be respectively set in the upper and lower both sides of camera, totally four sound collection unit 130.Even one sound collection unit 130 can also be respectively set at the camera upper left corner, the upper right corner, the lower left corner, the lower right corner, middle part.Determining unit 140 when determining the sound collection unit 130 from target sound source is nearest, according to target sound source be in shooting picture upper and lower, left and right, in and the position in four corners come to determine accordingly.When sound collection unit 130 has multiple, the sound collection unit 130 nearest from target sound source determined also may have two or more.
Regulon 150: regulate for the signal gain of sound collection unit 130 determined determining unit 140 or impairment.
After determining unit 140 determines the sound collection unit 130 nearest from target sound source, the signal of this sound collection unit 130 is just increased preset multiple, to strengthen the recording of this target sound source by regulon 150.Thus when playback video video recording, target sound source is just able to export with larger volume, more clearly tonequality, realizes recording and strengthens.When user also needs to regulate the sound source in other orientation, then continue to select other sound source to regulate.
Or regulon 150 also can select noise source of sound for user, regulon 150 reduces the signal from the nearest sound collection unit 130 of this noise source of sound, reduces the volume of noise, and then outstanding target volume, realizes recording and strengthens.
See Fig. 4, for the second embodiment of camera head of the present invention, described camera head comprises shooting unit 110, display unit 120, sound collection unit 130, determining unit 140 and regulon 150, in addition, also add locating unit 160 relative to the first embodiment.Wherein, display unit 120 is connected with shooting unit 110 and positioning unit 160 respectively, and determining unit 140 is connected with display unit 120, sound collection unit 130 and regulon 150 respectively, and regulon 150 is connected with sound collection unit 130.
Shooting unit 110: for outside scenery is taken in camera head and image data generating, it comprises a camera.
Display unit 120: for showing shooting picture in real time according to view data.
Sound collection unit 130: for collected sound signal.Described sound collection unit 130 is microphone preferably, and has two at least, is distributed in each position of camera head respectively, to gather the sound of different azimuth, preferably symmetrical centered by camera.
Positioning unit 160: for the dimensional orientation of localization of sound source, according to the position of dimensional orientation determination sound source in shooting picture, and controls display unit 120 in this position display sound source focusing patterns.
Carrying out in shooting process, positioning unit 160 utilizes the dimensional orientation of auditory localization technology to the sound source of floor to position.If many sound sources, also utilize many Sound seperation technology by each Sound seperation out, relocate the dimensional orientation of each sound source.Then according to the dimensional orientation of each sound source, the position of each sound source in shooting picture is determined.Then, generate a sound source focusing patterns in corresponding position, and control display unit 120 and shown.
Shape and the form of sound source focusing patterns are not limit, preferably the focusing frame of a rectangle or circle.For the situation having multi-acoustical, can generate in shooting picture and show multi-acoustical focusing patterns, each sound source place correspondence display one sound source focusing patterns.
Determining unit 140: for selecting sound source focusing patterns according to operational order, the sound source at sound source focusing patterns place being chosen as target sound source, and determining from the nearest sound collection unit 130 of target sound source.
User can issue operational order by touch control operations such as touch, clicks, and determining unit 140 touches according to user or clicks the position of shooting picture, selects the sound source focusing patterns corresponding to this position.Usually, the sound source focusing patterns that user can directly touch or click in shooting picture is selected it.After have selected sound source focusing patterns, the sound source in sound source focusing patterns localized area is chosen as target sound source by determining unit 140.
Finally, determining unit 140 is according to the position of target sound source in shooting picture, and the distributing position of each sound collection unit 130 or the relative position with camera, determines from the nearest sound collection unit 130 of target sound source.Specifically determine that mode is identical with the first embodiment, do not repeat them here.
Regulon 150: for according to operational order, regulates the signal gain of the sound collection unit 130 that determining unit 140 is determined or impairment.
User can carry out touch control operation to issue operational order to shooting picture.Such as, user can realize by the target in convergent-divergent sound source focusing patterns regulating the signal impairments of sound collection unit 130 or gain, when user carries out reduction operation, regulon 150 and then reduces picture, and the signal from the nearest sound collection unit 130 of the target sound source in sound source focusing patterns is and then reduced corresponding multiple; When carrying out amplifieroperation, regulon 150 and then reduces picture, and the signal from the nearest sound collection unit 130 of the target sound source in sound source focusing patterns is and then increased corresponding multiple.User also can slide to the left or to the right in shooting picture, and regulon 150 reduces accordingly or increases the signal from the nearest sound collection unit 130 of target sound source; Or user slides up or down in shooting picture, regulon 150 increases accordingly or reduces the signal from the nearest sound collection unit 130 of target sound source.
User can also issue operational order by function button, and as operation volume zooms in or out button, regulon 150 increases accordingly or reduces the signal from the nearest sound collection unit 130 of target sound source.
When there being multi-acoustical, user can operate respectively to multi-acoustical.After regulating in the gain of sound collection or impairment that complete a sound source, then select another sound source focusing patterns, another sound source is regulated.
Thus, by showing sound source focusing patterns in shooting picture, user is allowed to select corresponding target sound source according to this sound source focusing patterns, if target sound source is noise, then reduce the signal from its nearest sound collection unit 130 according to the operational order of user, reduce noise signal; If target sound source is the sound wishing to record, then increase the signal from its nearest sound collection unit 130, to strengthen this voice signal according to the operational order of user.When there being multi-acoustical, user is also allowed to carry out gain or impairment respectively to each sound source.Sound source finally for each orientation processes respectively, achieves the object strengthening recording.
Above with reference to the accompanying drawings of the preferred embodiments of the present invention, not thereby limit to interest field of the present invention.Those skilled in the art do not depart from the scope and spirit of the present invention, and multiple flexible program can be had to realize the present invention, and the feature such as an embodiment can be used for another embodiment and obtains another embodiment.Every utilize specification of the present invention and accompanying drawing content to do equivalent structure or the conversion of equivalent flow process, or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (8)
1. strengthen an image pickup method for recording, it is characterized in that, comprise step:
The dimensional orientation of localization of sound source, determines the position of described sound source in shooting picture accordingly, according to the operational order to described shooting picture, and select target sound source;
Determine from the nearest sound collection unit of described target sound source;
The signal gain of described sound collection unit or impairment are regulated.
2. according to claim 1 strengthen recording image pickup method, it is characterized in that, described determine the step of the position of described sound source in shooting picture accordingly after also comprise:
In described position display sound source focusing patterns.
3. the image pickup method strengthening recording according to claim 2, it is characterized in that, the operational order select target sound source of described basis to shooting picture comprises:
Sound source focusing patterns is selected according to the operational order of shooting picture;
The sound source at described sound source focusing patterns place is chosen as target sound source.
4. the image pickup method of the enhancing recording according to any one of claim 1-3, is characterized in that, describedly determine that the sound collection unit from described target sound source is nearest comprises:
According to the position of described target sound source in described shooting picture, determine from the nearest sound collection unit of described target sound source.
5. a camera head, is characterized in that, comprises display unit, positioning unit, determining unit, regulon and at least two sound collection unit, wherein:
Display unit, for showing shooting picture;
Sound collection unit, for collected sound signal;
Positioning unit, for the dimensional orientation of localization of sound source, determines the position of described sound source in described shooting picture accordingly;
Determining unit, for the operational order of basis to described shooting picture, select target sound source, and determine from the nearest sound collection unit of described target sound source;
Regulon, for regulating the signal gain of described sound collection unit or impairment.
6. camera head according to claim 5, is characterized in that, described positioning unit also for:
Control described display unit in described position display sound source focusing patterns.
7. camera head according to claim 6, is characterized in that, described determining unit is used for:
Select sound source focusing patterns according to the operational order of shooting picture, the sound source at described sound source focusing patterns place is chosen as target sound source.
8. the camera head according to any one of claim 5-7, is characterized in that, described determining unit for: according to the position of described target sound source in described shooting picture, determine from the nearest sound collection unit of described target sound source.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410131473.5A CN103888703B (en) | 2014-03-28 | 2014-03-28 | Strengthen image pickup method and the camera head of recording |
| PCT/CN2015/074809 WO2015144020A1 (en) | 2014-03-28 | 2015-03-20 | Shooting method for enhanced sound recording and video recording apparatus |
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| CN201410131473.5A CN103888703B (en) | 2014-03-28 | 2014-03-28 | Strengthen image pickup method and the camera head of recording |
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| CN103888703B (en) * | 2014-03-28 | 2015-11-25 | 努比亚技术有限公司 | Strengthen image pickup method and the camera head of recording |
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| CN104616687A (en) * | 2015-01-14 | 2015-05-13 | 小米科技有限责任公司 | Recording method and device |
| CN105611458B (en) * | 2015-11-11 | 2019-07-16 | Oppo广东移动通信有限公司 | A kind of directional recording control method and device of mobile terminal |
| CN105611478B (en) * | 2016-03-14 | 2019-04-23 | 互联天下科技发展（深圳）有限公司 | A kind of real-time locating recordings device and method |
| CN111724823B (en) * | 2016-03-29 | 2021-11-16 | 联想(北京)有限公司 | Information processing method and device |
| CN111050269B (en) * | 2018-10-15 | 2021-11-19 | 华为技术有限公司 | Audio processing method and electronic equipment |
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| CN110740259B (en) * | 2019-10-21 | 2021-06-25 | 维沃移动通信有限公司 | Video processing method and electronic equipment |
| CN113992836A (en) * | 2020-07-27 | 2022-01-28 | 中兴通讯股份有限公司 | Volume adjusting method and device for zoom video and video shooting equipment |
| CN111916102A (en) * | 2020-07-31 | 2020-11-10 | 维沃移动通信有限公司 | Recording method and recording device of electronic equipment |
| CN112509597A (en) * | 2020-11-19 | 2021-03-16 | 珠海格力电器股份有限公司 | Recording data identification method and device and recording equipment |
| CN112637529B (en) * | 2020-12-18 | 2023-06-02 | Oppo广东移动通信有限公司 | Video processing method and device, storage medium and electronic equipment |
| CN114827448A (en) * | 2021-01-29 | 2022-07-29 | 华为技术有限公司 | Video recording method and electronic equipment |
| CN113676592B (en) * | 2021-08-02 | 2023-02-17 | Oppo广东移动通信有限公司 | Recording method, recording device, electronic equipment and computer readable medium |
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|---|---|
| WO2015144020A1 (en) | 2015-10-01 |
| CN103888703A (en) | 2014-06-25 |
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