CN104902203A - Video recording method based on rotary camera, and terminal - Google Patents
Video recording method based on rotary camera, and terminal Download PDFInfo
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- CN104902203A CN104902203A CN201510260806.9A CN201510260806A CN104902203A CN 104902203 A CN104902203 A CN 104902203A CN 201510260806 A CN201510260806 A CN 201510260806A CN 104902203 A CN104902203 A CN 104902203A
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Abstract
An embodiment of the invention discloses a video recording method based on a rotary camera. The method comprises the steps that a rotary recording mode of a terminal camera is started; when first sound wave information of a person is detected, the camera is triggered to rotate toward the transmission direction of the first sound wave information; when the camera rotates to a first sound source positon corresponding to the transmission direction of the first sound wave information, detects and obtains facial feature data of a first target person, the camera stops rotating and records a video of the speech of the first target person, wherein the facial feature data of the first target person is any one of a plurality of facial feature data prestored in an assigned memory space of a terminal. An embodiment of the invention also discloses a terminal. The method has the advantages of strengthening operation stability of video recording, improving video recording quality, and enhancing user experience during terminal video recording.
Description
Technical field
The present invention relates to electronic technology field, particularly relate to a kind of video recording method based on rotating camera and terminal.
Background technology
Current along with day by day popularizing of mobile phone and becoming stronger day by day of mobile phone camera recording function, increasing cellphone subscriber likes with mobile phone photograph or video recording, or is taken minutes by mobile phone photograph or video recording.In prior art, when cellphone subscriber carries out the video record of working conference or outdoor activities with mobile phone recording function, need handheld device to record, or recorded by the stent support equipment of equipment.If the recording object of video record is in mobile status, user then needs handheld device and keeps mobile status to record, and with the geo-stationary kept with record object, complex operation, records difficulty larger.If the video record time is longer, will there is arm shake or the hand-held phenomenon such as highly unstable because of the arm overweight phenomenon of body burden such as to ache in the user of handheld device, make video record of poor quality, the workload of video record is large, poor user experience.
Summary of the invention
The embodiment of the present invention provides a kind of video recording method based on rotating camera and terminal, catch the target person of speech by rotating camera and carry out video record, enhance the operational stability of video record, improve the recording quality of video, strengthen the Consumer's Experience that terminal video is recorded.
Embodiment of the present invention first aspect provides a kind of video recording method based on rotating camera, and it can comprise:
Start the rotation recording mode of terminal camera;
When detect obtain first information of acoustic wave of personage time, trigger described camera and rotate to the direction of transfer of described first information of acoustic wave;
When described camera rotates to first sound source position corresponding to the direction of transfer of described first information of acoustic wave, and detect when obtaining the facial feature data of first object personage, described camera is stopped the rotation and video record is carried out to the speech of described first object personage;
Wherein, the facial feature data of described first object personage is any one in the multiple facial feature data prestored in the designated memory space of described terminal.
Wherein, described method also comprises:
When detection obtains second information of acoustic wave of personage, make described camera suspend video record, and rotated by the direction of transfer of described first sound source position to described second information of acoustic wave;
When described camera rotates to rising tone source position corresponding to the direction of transfer of described second information of acoustic wave, and when detection obtains the second target person facial characteristics, described camera is stopped the rotation and video record is carried out to the speech of described second target person;
Wherein, the facial feature data of described second target person is any one in the described multiple facial feature data stored in the designated memory space of described terminal except the facial feature data of described first object personage.
Wherein, after the rotation recording mode of described startup terminal camera, described method also comprises:
Obtained the facial feature data of multiple recording object in video record scene by described camera, and multiple facial feature data corresponding for described multiple recording object are stored to designated memory space.
Wherein, the rotation recording mode of described startup terminal camera comprises:
Start the recording mode of described terminal camera, and start the rotary mode of described camera according to the enabled instruction preset, enter to rotate to make described camera and record module;
Wherein, described enabled instruction comprises: start the operational order on button, or initiation gesture, or starts password.
Wherein, described in, described camera is stopped the rotation and after carrying out video record to the speech of described first object personage, described method also comprises:
If do not detect the information of acoustic wave obtaining personage in preset time threshold, then make described camera terminate video record, and described video data is stored to designated memory space.
Embodiment of the present invention first aspect provides a kind of terminal, and described terminal comprises camera, also can comprise:
Start module, for starting the rotation recording mode of terminal camera;
Rotary module, after starting the rotation recording mode of described camera in described startup module, detect obtain first information of acoustic wave of personage time, trigger described camera and rotate to the direction of transfer of described first information of acoustic wave;
Control module, for rotating to first sound source position corresponding to the direction of transfer of described first information of acoustic wave at described camera, and detect when obtaining the facial feature data of first object personage, described camera is stopped the rotation and video record is carried out to the speech of described first object personage;
Wherein, the facial feature data of described first object personage is any one in the multiple facial feature data prestored in the designated memory space of described terminal.
Wherein, described rotary module, also for when detection obtains second information of acoustic wave of personage, makes described camera suspend video record, and is rotated by the direction of transfer of described first sound source position to described second information of acoustic wave;
Described control module, also for rotating to rising tone source position corresponding to the direction of transfer of described second information of acoustic wave at described camera, and detect when obtaining the second target person facial characteristics, described camera is stopped the rotation and video record is carried out to the speech of described second target person;
Wherein, the facial feature data of described second target person is any one in the described multiple facial feature data stored in the designated memory space of described terminal except the facial feature data of described first object personage.
Wherein, described terminal comprises:
Multiple facial feature data corresponding for described multiple recording object for being obtained the facial feature data of multiple recording object in video record scene by described camera, and are stored to designated memory space by data acquisition module.
Wherein, described startup module, specifically for:
Start the recording mode of described terminal camera, and start the rotary mode of described camera according to the enabled instruction preset, enter to rotate to make described camera and record module;
Wherein, described enabled instruction comprises: start the operational order on button, or initiation gesture, or starts password.
Wherein, described control module also for:
When not detecting the information of acoustic wave obtaining personage in preset time threshold, make described camera terminate video record, and described video data is stored to designated memory space.
The embodiment of the present invention can when detection obtains the information of acoustic wave of personage, the facial feature data detecting personage is rotated by the rotating camera of terminal, when rotating camera detection obtains the facial feature data of personage, then rotating camera can be made to stop operating and video record is carried out to the speech of spokesman.The embodiment of the present invention is caught the facial feature data of personage in real time by rotating camera and is carried out video record to the speech of target person, personage's tracking is carried out without the need to terminal use's hand-held camera, enhance the operational stability of video record, improve the recording quality of video, strengthen the Consumer's Experience that terminal video is recorded.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the first embodiment schematic flow sheet of the video recording method based on rotating camera that the embodiment of the present invention provides;
Fig. 2 is the second embodiment schematic flow sheet of the video recording method based on rotating camera that the embodiment of the present invention provides;
Fig. 3 is the first example structure schematic diagram of the terminal that the embodiment of the present invention provides;
Fig. 4 is the second example structure schematic diagram of the terminal that the embodiment of the present invention provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In specific implementation, terminal described in the embodiment of the present invention can comprise: mobile phone, panel computer, personal computer assistant, Digital Video (Digital Video, or auto heterodyne emperorship etc. DV), above-mentioned terminal is only citing, and it is non exhaustive, including but not limited to above-mentioned terminal, do not limit at this.Below will for mobile phone, the video recording method based on rotating camera that composition graphs 1 to Fig. 4 provides the embodiment of the present invention and terminal are specifically described.
In specific implementation, the mobile phone described in the embodiment of the present invention has rotating camera, and the rotating camera of mobile phone can be carried out rotation according to direction of rotation, rotary speed and the anglec of rotation preset and be taken pictures or record a video.Concrete, mobile phone also can possess the support of rotating camera, can be used for supporting mobile phone and is fixedly placed in horizontal table top, or is suspended on branch, hook or rope so that mobile phone is fixed on assigned address.Mobile phone is fixed on water surface desktop by support, restart rotating camera and carry out rotary taking or video recording, rotary taking or video recording is carried out without the need to cellphone subscriber is hand-held, can prevent arm in photograph taking or video record process from shaking the impact brought, the stability of photograph taking or video record can be strengthened, improve the quality of video record.In specific implementation, the video record of the spokesman's speech in working conference that the video recording method based on rotating camera that the embodiment of the present invention provides is applicable, also the video record of the spokesman's speech in large-scale activity is applicable to, by camera, tracking video recording is carried out to the speech of spokesman, improve videograph efficiency and the quality of meeting or activity, enhance the Consumer's Experience of terminal.
See Fig. 1, it is the first embodiment schematic flow sheet of the video recording method based on rotating camera that the embodiment of the present invention provides.Method described by the embodiment of the present invention, comprises step:
S101, starts the rotation recording mode of terminal camera.
In the execution mode that some are feasible, mobile phone can preset the Starting mode of the rotation recording mode of camera, and then can start the rotation recording mode of rotating camera according to the Starting mode preset.Wherein, the Starting mode of the rotation recording mode of above-mentioned rotating camera can comprise: button startup, gesture startup or password startup etc.That is, mobile phone can preset startup button or the initiation gesture of the rotation recording mode starting rotating camera, or starts password.Cellphone subscriber can click the rotation recording mode of the startup button triggering handset starting camera of the rotation recording mode of mobile phone camera; Or on the user interface of mobile phone, draw appointment gesture, trigger the rotation recording mode of handset starting camera; Or password is specified in input on the user interface of mobile phone, trigger the rotation recording mode of handset starting camera.Mobile phone detects the operational order obtained on above-mentioned startup button, or above-mentioned initiation gesture or start after password, then can start the rotation recording mode of camera, and then carry out video record by camera target acquisition personage and to the speech of target person.
S102, when detect obtain first information of acoustic wave of personage time, trigger described camera and rotate to the direction of transfer of described first information of acoustic wave.
In the execution mode that some are feasible, after the handset starting rotation recording mode of camera, when mobile phone by its built-in sonic sensor detect obtain information of acoustic wave (first information of acoustic wave) of personage time, then can trigger rotating camera and rotate to the direction of transfer of the first information of acoustic wave.In specific implementation, mobile phone detects the information of acoustic wave of people by built-in sonic sensor, and according to the direction of transfer of information of acoustic wave determination sound wave.After mobile phone determines the direction of transfer of the first information of acoustic wave, then can according to mobile phone camera current towards determining that camera needs the direction of rotating, trigger camera and rotate to the direction of transfer of sound wave.
S103, when described camera rotates to first sound source position corresponding to the direction of transfer of described first information of acoustic wave, and detect when obtaining the facial feature data of first object personage, described camera is stopped the rotation and video record is carried out to the speech of described first object personage;
Wherein, the facial feature data of described first object personage is any one in the multiple facial feature data prestored in the designated memory space of described terminal.
In the execution mode that some are feasible, mobile phone triggers camera to after the direction of transfer of the first information of acoustic wave rotates, and rotating camera can detect the facial feature data of personage in the process of rotating.When rotating camera rotates to first sound source position corresponding to the direction of transfer of the first information of acoustic wave, namely when rotating camera is just facing to first sound source position, if now rotating camera just in time detects the facial feature data obtaining personage, then can determine that this facial feature data is the facial feature data of first object personage, and then first object personage can be defined as the current spokesman made a speech.Mobile phone determine camera current just facing to personage be the current spokesman made a speech after, rotation control module (such as mobile phone control module or rotary module etc.) then by rotating camera makes rotating camera stop the rotation, and starts video record function and carry out video record to the speech of first object personage.Namely, mobile phone can determine the position of spokesman according to the information of acoustic wave of personage, and then rotating camera can be triggered rotate to the locality of spokesman, rotate the locality to spokesman when rotating camera and when the facial feature data of spokesman being detected, then camera can be made to stop operating and start to carry out video record to the speech of spokesman.If personage walks about, mobile phone then can detect the change in location that obtain spokesman according to the information of acoustic wave of personage, i.e. the change of sound wave direction of transfer, and then can trigger rotating camera and carry out rotary search spokesman, carries out trackings record a video to the speech of spokesman.
In the execution mode that some are feasible, mobile phone is by the face data feature of the pre-recorded participant of camera, or the face data adjustment of movable personnel, and the facial feature data of the personage got is stored to designated memory space.Mobile phone is undertaken in the process of video record by camera, the facial feature data of the facial feature data of the personage detected with the participant prestored or movable personnel can be mated in the process that camera is followed the trail of spokesman, determine whether the character face's characteristic detected is target person.When obtain character face's characteristic that camera detects if judge be the facial feature data of any one personage in participant, then target person can be defined as, and then video record can be carried out to its speech, by carrying out video record to generate minutes to the speech of participant, in order to follow-up use.
The embodiment of the present invention can when detection obtains the information of acoustic wave of personage, the facial feature data detecting personage is rotated by the rotating camera of terminal, when rotating camera detection obtains the facial feature data of target person, then rotating camera can be made to stop operating and video record is carried out to the speech of target spokesman.The embodiment of the present invention is caught the facial feature data of personage in real time by rotating camera and is carried out video record to the speech of target person, personage's tracking is carried out without the need to terminal use's hand-held camera, enhance the operational stability of video record, improve the recording quality of video, strengthen the Consumer's Experience that terminal video is recorded.
See Fig. 2, it is the second embodiment schematic flow sheet of the video recording method based on rotating camera that the embodiment of the present invention provides.Method described by the embodiment of the present invention, comprises step:
S201, starts the recording mode of described terminal camera, and starts the rotary mode of described camera according to the enabled instruction preset, and enters to rotate record module to make described camera.
In the execution mode that some are feasible, mobile phone can preset the Starting mode of the rotation recording mode of camera, and then can start the rotation recording mode of rotating camera according to the Starting mode preset.Wherein, the Starting mode of the rotation recording mode of above-mentioned rotating camera can comprise: button startup, gesture startup or password startup etc.That is, mobile phone can preset startup button or the initiation gesture of the rotation recording mode starting rotating camera, or starts password.Cellphone subscriber can click the rotation recording mode of the startup button triggering handset starting camera of the rotation recording mode of mobile phone camera; Or on the user interface of mobile phone, draw appointment gesture, trigger the rotation recording mode of handset starting camera; Or password is specified in input on the user interface of mobile phone, trigger the rotation recording mode of handset starting camera.
In specific implementation, first mobile phone can start the recording mode of camera, such as, started the recording mode etc. of camera by the recording button of camera.After the recording mode of handset starting camera, if mobile phone detects the operational order on the startup button obtaining above-mentioned rotation recording module, or rotate the initiation gesture or startup password of recording module, then can start the rotation recording mode of camera, and then carry out video record by camera target acquisition personage and to the speech of target person.
S202, is obtained the facial feature data of multiple recording object in video record scene, and multiple facial feature data corresponding for described multiple recording object is stored to designated memory space by described camera.
In the execution mode that some are feasible, mobile phone is by the face data feature of the pre-recorded participant of camera, or the face data adjustment of movable personnel, and the facial feature data of the personage got is stored to designated memory space.In specific implementation, mobile phone obtains each participant or movable personnel etc. in video record scene (such as meeting room or function room) by camera and records the facial feature data of object, and the facial feature data of each video recording object got is stored in designated memory space.Wherein, above-mentioned designated memory space can comprise mobile phone EMS memory or memory space etc. corresponding to camera.In specific implementation, mobile phone is undertaken in the process of video record by camera, the facial feature data of the personage detected can be mated with the facial feature data that the participant prestored or movable personnel etc. record object in the process that camera is followed the trail of spokesman, determine whether the character face's characteristic detected is target person.When obtain character face's characteristic that camera detects if judge be the facial feature data of any one personage in participant, then target person can be defined as, and then video record can be carried out to its speech, by carrying out video record to generate minutes to the speech of participant, in order to follow-up use.
S203, when detect obtain first information of acoustic wave of personage time, trigger described camera and rotate to the direction of transfer of described first information of acoustic wave.
S204, when described camera rotates to first sound source position corresponding to the direction of transfer of described first information of acoustic wave, and detect when obtaining the facial feature data of first object personage, described camera is stopped the rotation and video record is carried out to the speech of described first object personage; Wherein, the facial feature data of described first object personage is any one in the multiple facial feature data prestored in the designated memory space of described terminal.
In specific implementation, rotating camera see the step S102-S103 in above-mentioned first embodiment, can not repeat them here the specific implementation process that first object personage carries out personage's search and speech record.
S205, when detection obtains second information of acoustic wave of personage, makes described camera suspend video record, and is rotated by the direction of transfer of described first sound source position to described second information of acoustic wave.
In the execution mode that some are feasible, mobile phone carries out in the process of video record by rotating camera to the speech of first object personage, and mobile phone also detects by the information of acoustic wave of its built-in sonic sensor to other personages of studio.After first object personage terminates speech, the second target person may be had make a speech, now, if the information of acoustic wave that mobile phone detects the personage obtained is not the information of acoustic wave of first object personage, but the second information of acoustic wave of the second target person, mobile phone then makes camera suspend video record by the control module of camera.The direction of transfer of the second information of acoustic wave also determined by mobile phone by the second information of acoustic wave, and then by the control module of camera, camera is rotated by the direction of transfer of first sound source position to the second information of acoustic wave, obtain the second target person to search for and video record is carried out to its speech.
S206, when described camera rotates to rising tone source position corresponding to the direction of transfer of described second information of acoustic wave, and detect when obtaining the second target person facial characteristics, described camera is stopped the rotation and video record is carried out to the speech of described second target person; Wherein, the facial feature data of described second target person is any one in the described multiple facial feature data stored in the designated memory space of described terminal except the facial feature data of described first object personage.
In the execution mode that some are feasible, when rotating camera rotates to rising tone source position corresponding to the direction of transfer of the second information of acoustic wave, namely camera is just facing to the position in rising tone source, and detect when obtaining the facial feature data of the second target person, mobile phone makes camera stop the rotation by the control module of camera and carries out video record to the speech of the second target person.In specific implementation, when mobile phone obtains character face's characteristic of rising tone source position by camera detection, the facial feature data of the facial feature data detected and the multiple recording objects prestored can be mated by mobile phone, determines whether the facial feature data detected is record any one except first object personage in object.If mobile phone determines to learn that the above-mentioned facial feature data detected is any one in multiple recording objects of prediction, then can determine that above-mentioned facial feature data is the facial feature data of target person, and then camera can be made to proceed video record, to carry out record to the speech of the second target person.When spokesman changes, mobile phone detects sound source position by information of acoustic wave, and then carries out tracking video recording by rotating camera, to carry out record efficiently and accurately to the speech content of each spokesman, enhances the video record quality of conference content.
S207, if do not detect the information of acoustic wave obtaining personage in preset time threshold, then makes described camera terminate video record, and described video data is stored to designated memory space.
In the execution mode that some are feasible, mobile phone also makes rotating camera terminate video record by time controling after being recorded by the speech of rotating camera to spokesman.In specific implementation, mobile phone can preset a time threshold, controls rotating camera proceed video record and still terminate video record by this time threshold.In specific implementation, mobile phone can, when its sonic sensor can't detect information of acoustic wave, determine whether to terminate video record by above-mentioned time threshold.If the sonic sensor of embedded in mobile phone does not detect the information of acoustic wave obtaining personage in the time threshold preset, then camera can be made to terminate video record, and the video data that camera is recorded is stored to designated memory space.That is, cellphone subscriber is without the need to manually terminating the video record of camera, and mobile phone can judge whether the video record function of cutting out camera voluntarily according to sonic detection state and the time threshold preset, and then can realize the automatic closedown of camera video recording.Wherein, above-mentioned designated memory space can comprise the internal storage space of mobile phone, or the outer diffuser space of mobile phone (such as SD card), or network storage space (cloud storage space of such as mobile phone) etc., do not limit at this.
The embodiment of the present invention can when detection obtains the information of acoustic wave of personage, the facial feature data detecting personage is rotated by the rotating camera of terminal, when rotating camera detection obtains the facial feature data of target person, then rotating camera can be made to stop operating and video record is carried out to the speech of target spokesman.When the position of spokesman changes or switches spokesman, mobile phone triggers rotating camera by the information of acoustic wave detected and follows the trail of spokesman, to record a video to the speech of spokesman.The embodiment of the present invention is caught the facial feature data of personage in real time by rotating camera and is carried out video record to the speech of target person, personage's tracking is carried out without the need to terminal use's hand-held camera, enhance the operational stability of video record, improve the recording quality of video, strengthen the Consumer's Experience that terminal video is recorded.
See Fig. 3, it is the first example structure schematic diagram of the terminal that the embodiment of the present invention provides.The terminal that the embodiment of the present invention provides, comprises camera 50, also comprises:
Start module 10, for starting the rotation recording mode of terminal camera.
Rotary module 20, after starting the rotation recording mode of described camera in described startup module, detect obtain first information of acoustic wave of personage time, trigger described camera and rotate to the direction of transfer of described first information of acoustic wave.
Control module 30, for rotating to first sound source position corresponding to the direction of transfer of described first information of acoustic wave at described camera, and detect when obtaining the facial feature data of first object personage, described camera is stopped the rotation and video record is carried out to the speech of described first object personage; Wherein, the facial feature data of described first object personage is any one in the multiple facial feature data prestored in the designated memory space of described terminal.
In specific implementation, the terminal that the embodiment of the present invention provides is the executive agent of the video recording method based on rotating camera that the embodiment of the present invention provides, the mobile phone namely described in the embodiment of the present invention.Mobile phone, by its each built-in functional module, comprises camera 50 (rotating camera), starts the implementation described in embodiment that module 10, rotary module 20 and control module 30 perform the video recording method based on rotating camera that the embodiment of the present invention provides.The embodiment of the video recording method based on rotating camera provided below in conjunction with the embodiment of the present invention, in the mobile phone provide the embodiment of the present invention, the specific implementation process of modules is described.
In the execution mode that some are feasible, start the Starting mode that module 10 can preset the rotation recording mode of camera, and then the rotation recording mode of rotating camera can be started according to the Starting mode preset.Wherein, the Starting mode of the rotation recording mode of above-mentioned rotating camera can comprise: button startup, gesture startup or password startup etc.That is, start startup button or initiation gesture that module 10 can preset the rotation recording mode starting rotating camera, or start password.The startup button that cellphone subscriber can click the rotation recording mode of mobile phone camera 50 triggers the rotation recording mode that startup module 10 starts camera 50; Or on the user interface of mobile phone, draw appointment gesture, trigger and start the rotation recording mode that module 10 starts camera 50; Or password is specified in input on the user interface of mobile phone, trigger and start the rotation recording mode that module 10 starts camera 50.Start module 10 and detect the operational order obtained on above-mentioned startup button, or above-mentioned initiation gesture or start after password, then can start the rotation recording mode of camera 50, and then carry out video record by camera 50 target acquisition personage and to the speech of target person.
In the execution mode that some are feasible, after startup module 10 starts the rotation recording mode of camera, when the sonic sensor of embedded in mobile phone detect obtain information of acoustic wave (first information of acoustic wave) of personage time, rotary module 20 can trigger rotating camera 50 and rotate to the direction of transfer of the first information of acoustic wave.In specific implementation, rotary module 20 sonic sensor of embedded in mobile phone can detect the information of acoustic wave of people, and according to the direction of transfer of information of acoustic wave determination sound wave.After rotary module 20 determines the direction of transfer of the first information of acoustic wave, then can according to mobile phone camera 50 current towards determining that camera 50 needs the direction of rotating, trigger camera 50 and rotate to the direction of transfer of sound wave.
In the execution mode that some are feasible, rotary module 20 triggers camera 50 to after the direction of transfer of the first information of acoustic wave rotates, and rotating camera 50 can detect the facial feature data of personage in the process of rotating.When rotating camera 50 rotates to first sound source position corresponding to the direction of transfer of the first information of acoustic wave, namely when rotating camera 50 is just facing to first sound source position, if now rotating camera 50 just in time detects the facial feature data obtaining personage, control module 30 can determine that this facial feature data is the facial feature data of first object personage, and then first object personage can be defined as the current spokesman made a speech.Control module 30 determine camera 50 current just facing to personage be the current spokesman made a speech after, then can notify that rotary module makes rotating camera stop the rotation, and start video record function video record is carried out to the speech of first object personage.Namely, control module 30 can determine the position of spokesman according to the information of acoustic wave of personage, and then rotating camera 50 can be triggered rotate to the locality of spokesman, when rotating camera 50 rotates the locality to spokesman and the facial feature data of spokesman detected, control module 30 can notify that rotary module 20 makes camera 50 stop operating and starts to carry out video record to the speech of spokesman.If personage walks about, control module 30 can detect the change in location that obtain spokesman according to the information of acoustic wave of personage, i.e. the change of sound wave direction of transfer, and then can trigger rotating camera 50 and carry out rotary search spokesman, carries out trackings record a video to the speech of spokesman.
In the execution mode that some are feasible, mobile phone is by the face data feature of the pre-recorded participant of camera 50, or the face data adjustment of movable personnel, and the facial feature data of the personage got is stored to designated memory space.Mobile phone is undertaken in the process of video record by camera 50, by control module 30, the facial feature data of the facial feature data of the personage detected with the participant prestored or movable personnel is mated in the process that camera 50 couples of spokesman follow the trail of, determine whether the character face's characteristic detected is target person.If control module 30 judges to obtain character face's characteristic that camera detects when being the facial feature data of any one personage in participant, then target person can be defined as, and then video record can be carried out to its speech, by carrying out video record to generate minutes to the speech of participant, in order to follow-up use.
In specific implementation, the implementation described by step S101-S103 of the first embodiment of the video recording method based on rotating camera that above-mentioned camera, the specific implementation process starting module, rotary module and control module can provide see the invention described above embodiment, does not repeat them here.
In embodiments of the present invention, mobile phone can when detection obtains the information of acoustic wave of personage, the facial feature data detecting personage is rotated by the rotating camera of terminal, when rotating camera detection obtains the facial feature data of target person, then rotating camera can be made to stop operating and video record is carried out to the speech of target spokesman.The embodiment of the present invention is caught the facial feature data of personage in real time by rotating camera and is carried out video record to the speech of target person, personage's tracking is carried out without the need to terminal use's hand-held camera, enhance the operational stability of video record, improve the recording quality of video, strengthen the Consumer's Experience that terminal video is recorded.
See Fig. 4, it is the second example structure schematic diagram of the terminal that the embodiment of the present invention provides.The terminal that the embodiment of the present invention provides, comprises camera 50, also comprises:
Start module 11, for starting the rotation recording mode of terminal camera.
Rotary module 21, after starting the rotation recording mode of described camera in described startup module, detect obtain first information of acoustic wave of personage time, trigger described camera and rotate to the direction of transfer of described first information of acoustic wave.
Control module 31, for rotating to first sound source position corresponding to the direction of transfer of described first information of acoustic wave at described camera, and detect when obtaining the facial feature data of first object personage, described camera is stopped the rotation and video record is carried out to the speech of described first object personage; Wherein, the facial feature data of described first object personage is any one in the multiple facial feature data prestored in the designated memory space of described terminal.
In the execution mode that some are feasible, the startup module 11 that the embodiment of the present invention provides can realize the implementation performed by startup module 10 in the first embodiment of above-mentioned terminal, also can perform following operation:
In the execution mode that some are feasible, above-mentioned startup module 11, specifically for:
Start the recording mode of described terminal camera, and start the rotary mode of described camera according to the enabled instruction preset, enter to rotate to make described camera and record module;
Wherein, described enabled instruction comprises: start the operational order on button, or initiation gesture, or starts password.
In the execution mode that some are feasible, the rotary module 21 that the embodiment of the present invention provides and control module 31 can perform the rotary module 20 in the first embodiment of above-mentioned terminal and the implementation performed by control module 30, also can perform following operation:
In the execution mode that some are feasible, above-mentioned rotary module 21, also for when detection obtains second information of acoustic wave of personage, makes described camera suspend video record, and is rotated by the direction of transfer of described first sound source position to described second information of acoustic wave.
Above-mentioned control module 31, also for rotating to rising tone source position corresponding to the direction of transfer of described second information of acoustic wave at described camera, and detect when obtaining the second target person facial characteristics, described camera is stopped the rotation and video record is carried out to the speech of described second target person; Wherein, the facial feature data of described second target person is any one in the described multiple facial feature data stored in the designated memory space of described terminal except the facial feature data of described first object personage.
In the execution mode that some are feasible, the terminal that the embodiment of the present invention provides also comprises:
Multiple facial feature data corresponding for described multiple recording object for being obtained the facial feature data of multiple recording object in video record scene by described camera, and are stored to designated memory space by data acquisition module 40.
In the execution mode that some are feasible, above-mentioned control module 31 also for:
When not detecting the information of acoustic wave obtaining personage in preset time threshold, make described camera terminate video record, and described video data is stored to designated memory space.
In specific implementation, the terminal that the embodiment of the present invention provides is the executive agent of the video recording method based on rotating camera that the embodiment of the present invention provides, the mobile phone namely described in the embodiment of the present invention.Mobile phone, by its each built-in functional module, comprises camera, starts the implementation described in embodiment that module, rotary module, control module and data acquisition module perform the video recording method based on rotating camera that the embodiment of the present invention provides.The embodiment of the video recording method based on rotating camera provided below in conjunction with the embodiment of the present invention, in the mobile phone provide the embodiment of the present invention, the specific implementation process of modules is described.
In the execution mode that some are feasible, start the Starting mode that module 11 can preset the rotation recording mode of camera, and then the rotation recording mode of rotating camera can be started according to the Starting mode preset.Wherein, the Starting mode of the rotation recording mode of above-mentioned rotating camera can comprise: button startup, gesture startup or password startup etc.That is, start startup button or initiation gesture that module 11 can preset the rotation recording mode starting rotating camera, or start password.The startup button that cellphone subscriber can click the rotation recording mode of mobile phone camera 50 triggers the rotation recording mode that startup module 11 starts camera 50; Or on the user interface of mobile phone, draw appointment gesture, trigger and start the rotation recording mode that module 11 starts camera 50; Or password is specified in input on the user interface of mobile phone, trigger and start the rotation recording mode that module 11 starts camera 50.
In specific implementation, start the recording mode that first module 11 can start camera, such as, started the recording mode etc. of camera by the recording button of camera.After startup module 11 starts the recording mode of camera, if startup module 11 detects the operational order on the startup button obtaining above-mentioned rotation recording module, or rotate the initiation gesture of recording module or start the rotation recording mode that password then can start camera 50, and then carrying out video record by camera 50 target acquisition personage and to the speech of target person.
In the execution mode that some are feasible, data acquisition module 40 is by the face data feature of the pre-recorded participant of camera 50, or the face data adjustment of movable personnel, and the facial feature data of the personage got is stored to designated memory space.In specific implementation, data acquisition module 40 obtains each participant or movable personnel etc. in video record scene (such as meeting room or function room) by camera 50 and records the facial feature data of object, and the facial feature data of each video recording object got is stored in designated memory space.Wherein, above-mentioned designated memory space can comprise the memory space etc. of mobile phone EMS memory or camera 50 correspondence.In specific implementation, mobile phone is undertaken in the process of video record by camera 50, in the process that camera is followed the trail of spokesman, the facial feature data that facial feature data and the participant prestored or the movable personnel etc. of the personage that camera 50 can detect by control module 31 record object is mated, and determines whether the character face's characteristic detected is target person.If control module 31 judges to obtain character face's characteristic that camera 50 detects when being the facial feature data of any one personage in participant, then target person can be defined as, and then camera 50 can be triggered video record is carried out to its speech, by carrying out video record to generate minutes to the speech of participant, in order to follow-up use.In specific implementation, control module 31 see the implementation performed by the control module 30 in above-mentioned first embodiment, can not repeated them here the specific implementation process that first object personage carries out personage's search and speech record by rotating camera.
In the execution mode that some are feasible, control module 31 is undertaken in the process of video record by the speech of rotating camera 50 couples of first object personages, and rotary module 21 also detects by the information of acoustic wave of built-in sonic sensor to other personages of studio of mobile phone.After first object personage terminates speech, the second target person may be had make a speech, now, if the information of acoustic wave that rotary module 21 detects the personage obtained is not the information of acoustic wave of first object personage, but the second information of acoustic wave of the second target person, rotary module 21 control modules by camera make camera suspend video record.Control module 31 also determines the direction of transfer of the second information of acoustic wave by the second information of acoustic wave, and then by rotary module 21, camera is rotated by the direction of transfer of first sound source position to the second information of acoustic wave, obtain the second target person to search for and video record is carried out to its speech.
In the execution mode that some are feasible, when rotating camera 50 rotates to rising tone source position corresponding to the direction of transfer of the second information of acoustic wave, namely camera is just facing to the position in rising tone source, and detect when obtaining the facial feature data of the second target person, control module 31 can make camera 50 stop the rotation and carry out video record to the speech of the second target person.In specific implementation, when camera 50 detection obtains character face's characteristic of rising tone source position, the facial feature data of the facial feature data detected and the multiple recording objects prestored can be mated by control module 31, determines whether the facial feature data detected is record any one except first object personage in object.If control module 31 determines to learn that the above-mentioned facial feature data detected is any one in multiple recording objects of prediction, then can determine that above-mentioned facial feature data is the facial feature data of target person, and then camera 50 can be made to proceed video record, to carry out record to the speech of the second target person.When spokesman changes, mobile phone detects sound source position by information of acoustic wave, and then carries out tracking video recording by rotating camera 50, to carry out record efficiently and accurately to the speech content of each spokesman, enhances the video record quality of conference content.
In the execution mode that some are feasible, control module 31 also makes rotating camera 50 terminate video record by time controling after being recorded by the speech of rotating camera 50 couples of spokesman.In specific implementation, control module 31 can preset a time threshold, controls rotating camera 50 proceed video record and still terminate video record by this time threshold.In specific implementation, control module 31 can, when the sonic sensor of embedded in mobile phone can't detect information of acoustic wave, determine whether to terminate video record by above-mentioned time threshold.If the sonic sensor of embedded in mobile phone does not detect the information of acoustic wave obtaining personage in the time threshold preset, control module 31 can make camera 50 terminate video record, and the video data that camera 50 is recorded is stored to designated memory space.Namely, cellphone subscriber is without the need to manually terminating the video record of camera, control module 31 can judge whether the video record function of closing camera 50 voluntarily according to sonic detection state and the time threshold preset, and then can realize the automatic closedown of camera 50 video record.Wherein, above-mentioned designated memory space can comprise the internal storage space of mobile phone, or the outer diffuser space of mobile phone (such as SD card), or network storage space (cloud storage space of such as mobile phone) etc., do not limit at this.
In specific implementation, the implementation described by step S201-S207 of the second embodiment of the video recording method based on rotating camera that above-mentioned camera, the specific implementation process starting module, rotary module and control module can provide see the invention described above embodiment, does not repeat them here.
In embodiments of the present invention, mobile phone can when detection obtains the information of acoustic wave of personage, the facial feature data detecting personage is rotated by the rotating camera of terminal, when rotating camera detection obtains the facial feature data of target person, then rotating camera can be made to stop operating and video record is carried out to the speech of target spokesman.When the position of spokesman changes or switches spokesman, mobile phone triggers rotating camera by the information of acoustic wave detected and follows the trail of spokesman, to record a video to the speech of spokesman.The embodiment of the present invention is caught the facial feature data of personage in real time by rotating camera and is carried out video record to the speech of target person, personage's tracking is carried out without the need to terminal use's hand-held camera, enhance the operational stability of video record, improve the recording quality of video, strengthen the Consumer's Experience that terminal video is recorded.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in a computer read/write memory medium, this program, when performing, can comprise the flow process of the embodiment as above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
Above disclosedly be only present pre-ferred embodiments, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the claims in the present invention are done, still belong to the scope that the present invention is contained.
Claims (10)
1. based on a video recording method for rotating camera, it is characterized in that, comprising:
Start the rotation recording mode of terminal camera;
When detect obtain first information of acoustic wave of personage time, trigger described camera and rotate to the direction of transfer of described first information of acoustic wave;
When described camera rotates to first sound source position corresponding to the direction of transfer of described first information of acoustic wave, and detect when obtaining the facial feature data of first object personage, described camera is stopped the rotation and video record is carried out to the speech of described first object personage;
Wherein, the facial feature data of described first object personage is any one in the multiple facial feature data prestored in the designated memory space of described terminal.
2. the method for claim 1, is characterized in that, described method also comprises:
When detection obtains second information of acoustic wave of personage, make described camera suspend video record, and rotated by the direction of transfer of described first sound source position to described second information of acoustic wave;
When described camera rotates to rising tone source position corresponding to the direction of transfer of described second information of acoustic wave, and when detection obtains the second target person facial characteristics, described camera is stopped the rotation and video record is carried out to the speech of described second target person;
Wherein, the facial feature data of described second target person is any one in the described multiple facial feature data stored in the designated memory space of described terminal except the facial feature data of described first object personage.
3. method as claimed in claim 1 or 2, it is characterized in that, after the rotation recording mode of described startup terminal camera, described method also comprises:
Obtained the facial feature data of multiple recording object in video record scene by described camera, and multiple facial feature data corresponding for described multiple recording object are stored to designated memory space.
4. method as claimed in claim 3, it is characterized in that, the rotation recording mode of described startup terminal camera comprises:
Start the recording mode of described terminal camera, and start the rotary mode of described camera according to the enabled instruction preset, enter to rotate to make described camera and record module;
Wherein, described enabled instruction comprises: start the operational order on button, or initiation gesture, or starts password.
5. method as claimed in claim 4, is characterized in that, described in described camera is stopped the rotation and after carrying out video record to the speech of described first object personage, described method also comprises:
If do not detect the information of acoustic wave obtaining personage in preset time threshold, then make described camera terminate video record, and described video data is stored to designated memory space.
6. a terminal, is characterized in that, described terminal comprises camera, also comprises:
Start module, for starting the rotation recording mode of terminal camera;
Rotary module, after starting the rotation recording mode of described camera in described startup module, detect obtain first information of acoustic wave of personage time, trigger described camera and rotate to the direction of transfer of described first information of acoustic wave;
Control module, for rotating to first sound source position corresponding to the direction of transfer of described first information of acoustic wave at described camera, and detect when obtaining the facial feature data of first object personage, described camera is stopped the rotation and video record is carried out to the speech of described first object personage;
Wherein, the facial feature data of described first object personage is any one in the multiple facial feature data prestored in the designated memory space of described terminal.
7. terminal as claimed in claim 6, is characterized in that,
Described rotary module, also for when detection obtains second information of acoustic wave of personage, makes described camera suspend video record, and is rotated by the direction of transfer of described first sound source position to described second information of acoustic wave;
Described control module, also for rotating to rising tone source position corresponding to the direction of transfer of described second information of acoustic wave at described camera, and detect when obtaining the second target person facial characteristics, described camera is stopped the rotation and video record is carried out to the speech of described second target person;
Wherein, the facial feature data of described second target person is any one in the described multiple facial feature data stored in the designated memory space of described terminal except the facial feature data of described first object personage.
8. terminal as claimed in claims 6 or 7, it is characterized in that, described terminal comprises:
Multiple facial feature data corresponding for described multiple recording object for being obtained the facial feature data of multiple recording object in video record scene by described camera, and are stored to designated memory space by data acquisition module.
9. terminal as claimed in claim 8, is characterized in that, described startup module, specifically for:
Start the recording mode of described terminal camera, and start the rotary mode of described camera according to the enabled instruction preset, enter to rotate to make described camera and record module;
Wherein, described enabled instruction comprises: start the operational order on button, or initiation gesture, or starts password.
10. terminal as claimed in claim 9, is characterized in that, described control module also for:
When not detecting the information of acoustic wave obtaining personage in preset time threshold, make described camera terminate video record, and described video data is stored to designated memory space.
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| CN201510260806.9A CN104902203A (en) | 2015-05-19 | 2015-05-19 | Video recording method based on rotary camera, and terminal |
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| CN201510260806.9A CN104902203A (en) | 2015-05-19 | 2015-05-19 | Video recording method based on rotary camera, and terminal |
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