CN103888703A - Shooting method and camera shooting device with recording enhanced - Google Patents
Shooting method and camera shooting device with recording enhanced Download PDFInfo
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- CN103888703A CN103888703A CN201410131473.5A CN201410131473A CN103888703A CN 103888703 A CN103888703 A CN 103888703A CN 201410131473 A CN201410131473 A CN 201410131473A CN 103888703 A CN103888703 A CN 103888703A
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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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Abstract
The invention discloses a shooting method and a camera shooting device with recording enhanced. The shooting method with recording enhanced comprises the steps of selecting a target sound source according to picture shooting operation orders, determining a sound collecting unit closest to the target sound source, and adjusting signal gain or loss of the sound collecting unit. If the target sound source is noise, recording signals of the sound are reduced; if the target sound source is the target sound, recording signals of the sound are enhanced, the target sound can be output with large volume and clear tone quality in a recorded video, and the purpose of enhancing recording is achieved.
Description
Technical field
The present invention relates to camera technique field, especially relate to a kind of image pickup method and camera head that strengthens recording.
Background technology
In prior art, camera head, in shooting process, can gather all sound of floor simultaneously.In the time that floor is more noisy, a large amount of noise gatherings can be come in, make to wish that the target sound of recording is flooded by noise, while causing video playback, target sound just cannot be exported clearly.Or, wish that the sound source recorded is distant from camera head, the target sound that causes camera head to collect is smaller, causes equally the output volume of target sound less, tonequality is poor when video playback.Therefore, user experiences not good.
Summary of the invention
Main purpose of the present invention is to provide a kind of image pickup method and camera head that strengthens recording, is intended to strengthen recording in shooting process, promotes user and experiences.
To achieve these objectives, the present invention proposes a kind of image pickup method that strengthens recording, comprises step:
According to the operational order to shooting picture, select target sound source;
Determine the sound collection unit nearest from described target sound source;
Signal gain or impairment to described sound collection unit regulate.
Preferably, described basis selects the step of acoustic target also to comprise before to the operational order of shooting picture:
The dimensional orientation of localization of sound source;
Determine the position of described sound source in shooting picture according to described dimensional orientation;
Show sound source focusing patterns in described position.
Preferably, described basis comprises the operational order select target sound source of shooting picture:
Select sound source focusing patterns according to the operational order to shooting picture;
The sound source at described sound source focusing patterns place is chosen as to target sound source.
Preferably, described determine from the nearest sound collection unit of described target sound source comprise:
Position according to described target sound source in described shooting picture, determines the sound collection unit nearest from 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, the operational order for basis to described shooting picture, select target sound source, and determine the sound collection unit nearest from described target sound source;
Regulon, regulates for the signal gain to 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 and show sound source focusing patterns in described position.
Preferably, described determining unit is used for: select sound source focusing patterns according to the operational order to shooting picture, the sound source at described sound source focusing patterns place is chosen as to target sound source.
Preferably, described determining unit is used for: the position according to described target sound source in described shooting picture, determine the sound collection unit nearest from described target sound source.
A kind of image pickup method that strengthens recording provided by the present invention, allow user select target sound source, then determine the sound collection unit nearest from this target sound source, and signal gain or impairment to this sound collection unit regulates, if target sound source is noise, reduce the recording signal of this sound; If target sound source is target sound, strengthen the recording signal of this sound, in the video that makes to record, target sound can, with larger volume, tonequality output more clearly, strengthen the object of recording thereby realize.
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 or increase from the input signal of its nearest sound collection unit according to user's operational order.In the time having multi-acoustical, also allow user that each sound source is gained respectively or detracted.Finally process respectively for the sound source in each orientation, realized the object that strengthens recording, promoted user's experience.
Accompanying drawing explanation
Fig. 1 is the flow chart of image pickup method first embodiment of enhancing recording of the present invention;
Fig. 2 is the flow chart of image pickup method second embodiment of enhancing recording of the present invention;
Fig. 3 is the structured flowchart of camera head the first embodiment of the present invention;
Fig. 4 is the structured flowchart of camera head the second embodiment of the present invention.
Realization, functional characteristics and the advantage of the object of the invention, in connection with embodiment, 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, is not intended to limit the present invention.
Referring to 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 by touch control operations such as click, touches the operational order of shooting picture, and camera head is using the position of user's click or touch shooting picture as target sound source.
Step S102: the sound collection unit of determining the camera head nearest from target sound source.
Camera head in the present invention has two sound collection unit at least, and camera head is the position in shooting picture according to target sound source, and the relative position of each sound collection unit and camera, determines the sound collection unit nearest from target sound source.The preferred microphone of described sound collection unit, is distributed in respectively each position of camera head, to gather the sound of different azimuth, preferably symmetrical centered by camera.
For example, 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, and the sound collection unit on the left side is defined as to the sound collection unit nearest from 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 can also one sound collection unit be respectively set at the camera upper left corner, the upper right corner, the lower left corner, the lower right corner, middle part.In the time determining from the nearest sound collection unit of target sound source, according to target sound source in shooting picture in upper and lower, left and right, in and the position in four corners determine accordingly.When sound collection unit has when multiple, definite also may have more than two from the nearest sound collection unit of target sound source.
Step S103: to regulating from signal gain or the impairment of the nearest sound collection unit of target sound source
After having determined the sound collection unit nearest from target sound source, the signal of this sound collection unit can be increased to preset multiple, to strengthen the recording of this target sound source.Thereby in playback video video recording, target sound source just, with larger volume, tonequality output more clearly, realizes recording and strengthens.
Also the signal of this sound collection unit can be reduced to preset multiple, to weaken the recording of this target sound source.For example, user selects noise source of sound, and camera head reduces the signal of the sound collection unit nearest from this noise source of sound, reduces the volume of noise, and then outstanding target volume, realizes recording and strengthens.
In the time that user also needs the sound source in other orientation to regulate, can return to step S101 and continue to select other sound source to regulate.
Referring to 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, determine accordingly the position of sound source in shooting picture.
Carrying out in shooting process, utilize auditory localization technology of the prior art, the dimensional orientation of the sound source to floor positions.If many sound sources utilize many sound sources isolation technics of the prior art that each sound source is separated, locate the dimensional orientation of each sound source.Then according to the dimensional orientation of each sound source, determine the position of each sound source in shooting picture.
Step S202: the position that is positioned at shooting picture in sound source shows sound source focusing patterns.
Determine behind the position of sound source in shooting picture, generated a sound source focusing patterns and shown in corresponding position.Shape and the form of described sound source focusing patterns are not limit, preferably a rectangle or circular focusing frame.For the situation that has multi-acoustical, can in shooting picture, generate and show multi-acoustical focusing patterns, the corresponding sound source focusing patterns that shows in each sound source place.
Step S203: select sound source focusing patterns according to the operational order to shooting picture.
User can issue operational order by touch control operations such as touch, clicks, and the position that camera head touched or clicked shooting picture according to user, selects the corresponding sound source focusing patterns in this position.Conventionally 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 to target sound source.
The sound source in sound source focusing patterns region is chosen as target sound source by camera head.
Step S205: determine the sound collection unit nearest from target sound source.
Camera head is the position in shooting picture according to target sound source, and the relative position of each sound collection unit and camera, determines the sound collection unit nearest from 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, signal gain or impairment to this sound collection unit regulate.
User can carry out touch control operation to shooting picture and issue operational order.For example, signal impairments or gain that user can realize sound collection unit by the target in convergent-divergent sound source focusing patterns regulate, while carrying out reduction operation, picture and then dwindles, and the signal of the nearest sound collection unit of target sound source in sound source focusing patterns and then reduces corresponding multiple; While carrying out amplifieroperation, picture and then amplifies, and the signal of the nearest sound collection unit of target sound source in sound source focusing patterns and then increases corresponding multiple.User also can slide and reduce accordingly or increase the signal of the sound collection unit nearest from target sound source to the left or to the right in shooting picture, or slides and increase accordingly or reduce the signal of the sound collection unit nearest from target sound source up or down in shooting picture.
In certain embodiments, user can also issue operational order by function button, as zoomed in or out button by volume to regulating from signal gain or the impairment of the nearest sound collection unit of target sound source.
In the time having multi-acoustical, user can operate respectively multi-acoustical.As after the gain or impairment adjusting of sound collection that completes a sound source, return to step S203 and select another sound source focusing patterns, another sound source is regulated.
Thereby by show 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, reduce, from the signal of its nearest sound collection unit, to reduce noise signal; If target sound source is the sound that hope is recorded, increase from the signal of its nearest sound collection unit, to strengthen this voice signal.In the time having multi-acoustical, also allow user that each sound source is gained respectively or detracted.Finally process respectively for the sound source in each orientation, realized the object that strengthens recording.
Referring to 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 takes unit 110, display unit 120, sound collection unit 130, determining unit 140 and regulon 150, wherein, taking 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.
Take unit 110: for outside scenery is taken in to camera head image data generating, it comprises a camera.
Display unit 120: for showing in real time shooting picture 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 respectively each position of camera head, to gather the sound of different azimuth, preferably symmetrical centered by camera.
Determining unit 140: for the operational order to shooting picture according to user, select target sound source, and determine the sound collection unit 130 nearest from target sound source.
User can issue operational order by touch control operations such as click, touches, and determining unit 140 is using the corresponding target in position of user's click or touch shooting picture as target sound source.Then the position in shooting picture according to target sound source, and the distributing position of each sound collection unit 130 or with the relative position of camera, determine the sound collection unit 130 nearest from target sound source.
For example, 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 on the left side 130 is defined as the sound collection unit 130 nearest from target sound source by 140 of determining units.
In certain embodiments, a sound collection unit 130, totally four sound collection unit 130 can also be respectively set in the upper and lower both sides of camera.One sound collection unit 130 even 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 in the time determining from the nearest sound collection unit 130 of target sound source, according to target sound source in shooting picture in upper and lower, left and right, in and the position in four corners determine accordingly.When sound collection unit 130 has when multiple, definite also may have more than two from the nearest sound collection unit 130 of target sound source.
Regulon 150: for signal gain or the impairment of the definite sound collection unit 130 of determining unit 140 are regulated.
After determining unit 140 has been determined the sound collection unit nearest from target sound source 130, regulon 150 just increases preset multiple by the signal of this sound collection unit 130, to strengthen the recording of this target sound source.Thereby in playback video video recording, target sound source is just able to, with larger volume, tonequality output more clearly, realize recording and strengthen.In the time that user also needs the sound source in other orientation to regulate, continue to select other sound source to regulate.
Or regulon 150 also can be for user selects noise source of sound, 150 of regulons reduce the signal of the sound collection unit 130 nearest from this noise source of sound, reduce the volume of noise, and then outstanding target volume, realize recording and strengthen.
Referring to Fig. 4, for the second embodiment of camera head of the present invention, described camera head comprises takes unit 110, display unit 120, sound collection unit 130, determining unit 140 and regulon 150, in addition, has also increased locating unit 160 with respect 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.
Take unit 110: for outside scenery is taken in to camera head image data generating, it comprises a camera.
Display unit 120: for showing in real time shooting picture according to view data.
Sound collection unit 130: for collected sound signal.The preferred microphone of described sound collection unit 130, and have two at least, be distributed in respectively each position of camera head, to gather the sound of different azimuth, preferably symmetrical centered by camera.
Positioning unit 160: for the dimensional orientation of localization of sound source, determine the position of sound source in shooting picture according to dimensional orientation, and control display unit 120 in this position demonstration sound source focusing patterns.
Carrying out in shooting process, positioning unit 160 utilizes the dimensional orientation of the sound source of auditory localization technology to floor to position.If many sound sources also utilize many sound sources isolation technics that each sound source is separated, relocate the dimensional orientation of each sound source.Then according to the dimensional orientation of each sound source, determine the position of each sound source in shooting picture.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 a rectangle or circular focusing frame.For the situation that has multi-acoustical, can in shooting picture, generate and show multi-acoustical focusing patterns, the corresponding sound source focusing patterns that shows in each sound source place.
Determining unit 140: for selecting sound source focusing patterns according to operational order, the sound source at sound source focusing patterns place is chosen as to target sound source, and determines the sound collection unit 130 nearest from target sound source.
User can issue operational order by touch control operations such as touch, clicks, and the position that determining unit 140 touched or clicked shooting picture according to user, selects the corresponding sound source focusing patterns in this position.Conventionally the sound source focusing patterns that, user can directly touch or click in shooting picture is selected it.Selecting after sound source focusing patterns, the sound source in sound source focusing patterns localized area is chosen as target sound source by 140 of determining units.
Finally, determining unit 140 is the position in shooting picture according to target sound source, and the distributing position of each sound collection unit 130 or with the relative position of camera, determine the sound collection unit 130 nearest from target sound source.Concrete definite mode is identical with the first embodiment, does not repeat them here.
Regulon 150: for according to operational order, signal gain or the impairment of the definite sound collection unit 130 of determining unit 140 are regulated.
User can carry out touch control operation to shooting picture and issue operational order.For example, signal impairments or gain that user can realize sound collection unit 130 by the target in convergent-divergent sound source focusing patterns regulate, when user carries out reduction operation, regulon 150 and then dwindles picture, and the signal of the sound collection unit 130 nearest target sound source in sound source focusing patterns is and then reduced to corresponding multiple; While carrying out amplifieroperation, regulon 150 and then dwindles picture, and the signal of the sound collection unit 130 nearest target sound source in sound source focusing patterns is and then increased to corresponding multiple.User also can slide to the left or to the right in shooting picture, and 150 of regulons reduce or increase the signal of the sound collection unit 130 nearest from target sound source accordingly; Or user slides up or down in shooting picture, and 150 of regulons increase or reduce the signal of the sound collection unit 130 nearest from target sound source accordingly.
User can also issue operational order by function button, and as operation volume zooms in or out button, 150 of regulons increase or reduce the signal of the sound collection unit 130 nearest from target sound source accordingly.
In the time having multi-acoustical, user can operate respectively multi-acoustical.As after the gain or impairment adjusting of sound collection that completes a sound source, then select another sound source focusing patterns, another sound source is regulated.
Thereby, by show sound source focusing patterns in shooting picture, allow user to select corresponding target sound source according to this sound source focusing patterns, if target sound source is noise, reduce, from the signal of its nearest sound collection unit 130, to reduce noise signal according to user's operational order; If target sound source is the sound that hope is recorded, increase the signal from its nearest sound collection unit 130 according to user's operational order, to strengthen this voice signal.In the time having multi-acoustical, also allow user that each sound source is gained respectively or detracted.Finally process respectively for the sound source in each orientation, realized the object that strengthens recording.
With reference to the accompanying drawings of the preferred embodiments of the present invention, not thereby limit to interest field of the present invention above.Those skilled in the art do not depart from the scope and spirit of the present invention, and can have multiple flexible program to realize the present invention, such as can be used for another embodiment and obtain another embodiment as the feature of an embodiment.Every equivalent structure or conversion of equivalent flow process that utilizes specification of the present invention and accompanying drawing content to do, 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. an image pickup method that strengthens recording, is characterized in that, comprises step:
According to the operational order to shooting picture, select target sound source;
Determine the sound collection unit nearest from described target sound source;
Signal gain or impairment to described sound collection unit regulate.
2. the image pickup method of enhancing recording according to claim 1, is characterized in that, described basis selects the step of acoustic target also to comprise before to the operational order of shooting picture:
The dimensional orientation of localization of sound source;
Determine the position of described sound source in shooting picture according to described dimensional orientation;
Show sound source focusing patterns in described position.
3. the image pickup method of enhancing recording according to claim 2, is characterized in that, described basis comprises the operational order select target sound source of shooting picture:
Select sound source focusing patterns according to the operational order to shooting picture;
The sound source at described sound source focusing patterns place is chosen as to target sound source.
4. according to the image pickup method of the enhancing recording described in claim 1-3 any one, it is characterized in that, described determine from the nearest sound collection unit of described target sound source comprise:
Position according to described target sound source in described shooting picture, determines the sound collection unit nearest from described target sound source.
5. a camera head, is characterized in that, 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, the operational order for basis to described shooting picture, select target sound source, and determine the sound collection unit nearest from described target sound source;
Regulon, regulates for the signal gain to described sound collection unit or impairment.
6. camera head according to claim 5, it is characterized in that, described camera head also comprises positioning unit, it is for the dimensional orientation of localization of sound source, determine the position of described sound source in described shooting picture according to described dimensional orientation, and control described display unit in described position demonstration 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 to shooting picture, the sound source at described sound source focusing patterns place is chosen as to target sound source.
8. according to the camera head described in claim 5-7 any one, it is characterized in that, described determining unit is used for: the position according to described target sound source in described shooting picture, determine the sound collection unit nearest from described target sound source.
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| 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 CN103888703B (en) | 2015-11-25 |
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