CN105227925B - A kind of methods, devices and systems of mobile monitor that realizing web camera - Google Patents
A kind of methods, devices and systems of mobile monitor that realizing web camera Download PDFInfo
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- CN105227925B CN105227925B CN201510659169.2A CN201510659169A CN105227925B CN 105227925 B CN105227925 B CN 105227925B CN 201510659169 A CN201510659169 A CN 201510659169A CN 105227925 B CN105227925 B CN 105227925B
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Abstract
The invention discloses a kind of methods, devices and systems of mobile monitor for realizing web camera, this method comprises: obtaining the spatial positional information of external device；According to the spatial positional information of acquired external device, the focus of the camera lens of web camera is controlled, so that the blur-free imaging in the picture that web camera is shot of one or more sources of sound at a distance from the external device less than preset threshold；The video that web camera is shot is sent to designated terminal equipment by server.Technical solution provided by the invention is adjusted using the formula that is directed to of the camera lens focus of the flexibility realization web camera of external device, so that video captured by web camera realizes the performance of mobile monitor, there is focal point, more meaning of monitoring for a user.
Description
Technical field
The present invention relates to internet areas, and in particular to a kind of method, apparatus for the mobile monitor for realizing web camera
And system.
Background technique
With the continuous development of network technology, there are more and more network equipments in the work, life of people, wherein
The information remote for the monitored object that user wants to know about easily can be passed through net as a kind of network equipment by web camera
Network passes to user, as installed situation in family can be pushed to by smart phone and stay out by web camera at home
User etc..
In the prior art, after web camera is installed in designated position, the monitoring range of the web camera is solid
It is fixed and limited, specifically, the visual field and focus of the camera lens of web camera be it is constant, cause captured by web camera
Video in its monitoring range can not emphasis, be effectively reflected the corresponding image information of current monitor object, for example, being in
In the monitoring scene of front yard, after web camera is fixed, the event on ground is either dropped to from windowsill for flowerpot, still
For the event that child wails in the corner in room, clarity, the depth of field of video scene captured by web camera are
The same, shooting emphasis can't be put on the flowerpot broken into pieces or with the child to wail, lack actual meaning of monitoring,
Monitoring demand is not met.
Summary of the invention
In view of the above problems, it proposes on the present invention overcomes the above problem or at least be partially solved in order to provide one kind
State a kind of methods, devices and systems of mobile monitor for realizing web camera of problem.
According to one aspect of the present invention, a kind of method of mobile monitor for realizing web camera, this method are provided
Include:
Obtain the spatial positional information of external device；
According to the spatial positional information of acquired external device, the focus of the camera lens of web camera is controlled, so that
It is clear in the picture that web camera is shot with one or more sources of sound at a distance from the external device less than preset threshold
Imaging；
The video that web camera is shot is sent to designated terminal equipment by server.
Optionally, after the focus of the camera lens of control web camera, this method further comprises:
It is pre- to judge whether imaging definition of one or more of sources of sound in the picture that web camera is shot meets
If condition；
If do not met, further judge in the picture of web camera shooting with the presence or absence of the external device；
It is on the focal point to the external device for then control the camera lens of web camera；Otherwise, it determines described external
Equipment and one or more of sources of sound are blocked by other objects, are sent to finger by server at this point, will be prompted to information
Determine terminal device.
Optionally, before the spatial positional information for obtaining external device, this method further comprises: establishing network
Wireless connection between video camera and external device；Wherein, described be wirelessly connected includes: WiFi connection, bluetooth connection or infrared
Connection；
Then the spatial positional information for obtaining external device includes: according between web camera and the external device
Wireless connection, obtain the spatial positional information of the external device.
Optionally, the wireless connection according between web camera and the external device is obtained and is installed outside described
Standby spatial positional information includes:
The external device is enabled to receive the message of information station transmitting corresponding with the wireless connection known to multiple positions
Information；
For the message information that each information station received is sent, according to the reception power of the message information and the message
The transmission power of information obtains the power attenuation of the message information, according to the pass of the power attenuation of the message information and propagation distance
System obtains the external device and emits the distance between the information station of the message information；
According to the distance between information station known to the external device and multiple positions, the sky of the external device is obtained
Between location information.
Optionally, this method further comprises:
Control web camera receives the external device and picks up and be wirelessly connected the audio signal sent by described；And
The received audio signal is sent to designated terminal equipment by server.
Optionally, this method further comprises:
Control web camera receives the audio signal that server is sent and is sent to by the wireless connection described outer
It installs standby, is received by the external device and play the audio signal.
Optionally, the wireless connection according between web camera and the external device is obtained and is installed outside described
Standby spatial positional information includes:
The audio signal that the external device that web camera is received picks up, with the sound pick-up on web camera
It picks up audio signal to be compared, obtains the decaying of audio signal；
According to the degree of the decaying of the audio signal, the distance between the external device and web camera are obtained.
Optionally, when the depth of field of the camera lens of web camera is higher than preset threshold；
The spatial positional information of the external device according to acquired in, controls the focus of the camera lens of web camera, with
So that the picture that one or more sources of sound at a distance from the external device less than preset threshold are shot in the web camera
Blur-free imaging includes: in face
According to the spatial positional information of the external device, the pedestal of web camera is driven to rotate, so that with described outer
One or more sources of sound that standby distance is installed less than preset threshold are located in the shooting picture of web camera.
Optionally, the spatial positional information of the external device according to acquired in, controls the camera lens of web camera
Focus, so that one or more sources of sound at a distance from the external device less than preset threshold are clapped in the web camera
Blur-free imaging includes: in the picture taken the photograph
According to the spatial positional information of the external device, the pedestal of web camera is driven to rotate, and regulating networks are taken the photograph
The lens focus of camera, so that one or more sources of sound at a distance from the external device less than preset threshold are taken the photograph positioned at network
On the focal plane of the camera lens of camera.
According to another aspect of the invention, a kind of device of mobile monitor for realizing web camera, the dress are provided
It sets and includes:
Acquiring unit, suitable for obtaining the spatial positional information of external device；
It controls processing unit and controls web camera suitable for the spatial positional information according to acquired external device
The focus of camera lens, so that one or more sources of sound at a distance from the external device less than preset threshold are in web camera
Blur-free imaging in the picture of shooting；
Data transmission unit, the video suitable for shooting web camera are sent to designated terminal equipment by server.
Optionally, the control processing unit is further adapted for sentencing after the focus of the camera lens of control web camera
Whether imaging definition of one or more of sources of sound in the picture that web camera is shot that break meets preset condition；If
It does not meet, further judges in the picture of web camera shooting with the presence or absence of the external device；It is then, to control network shooting
On the focal point of the camera lens of machine to the external device；Otherwise, it determines the external device and one or more of sounds
It is blocked by other objects in source；
The data transmission unit is further adapted for leading to the prompt information for indicating that one or more of sources of sound are blocked
It crosses server and is sent to designated terminal equipment.
Optionally, which further comprises: connection establishment unit；
The connection establishment unit, suitable for building before the spatial positional information that the acquiring unit obtains external device
Wireless connection between vertical web camera and external device；Wherein, described be wirelessly connected includes: WiFi connection, bluetooth connection
Or infrared connection；
The then acquiring unit, suitable for obtaining institute according to the wireless connection between web camera and the external device
State the spatial positional information of external device.
Optionally, the acquiring unit wirelessly connects suitable for enabling the external device receive known to multiple positions with described
Connect the message information of corresponding information station transmitting；For the message information that each information station received is sent, according to the message
The reception power of information and the transmission power of the message information obtain the power attenuation of the message information, according to the message information
The relationship of power attenuation and propagation distance obtains the external device and emits the distance between the information station of the message information；Root
According to the distance between information station known to the external device and multiple positions, the space bit confidence of the external device is obtained
Breath.
Optionally, the data transmission unit is further adapted for control web camera and receives the external device pickup
And the audio signal sent is wirelessly connected by described；And the received audio signal is sent to designated terminal by server
Equipment.
Optionally, the data transmission unit is further adapted for control web camera and receives the audio that server is sent
Signal is simultaneously sent to the external device by the wireless connection, is received by the external device and plays the audio signal.
Optionally, the acquiring unit, the audio letter that the external device suitable for receiving web camera picks up
Number, it is compared with the microphone pickup audio signal on web camera, obtains the decaying of audio signal；According to the audio
The degree of the decaying of signal obtains the distance between the external device and web camera.
Optionally, when the depth of field of the camera lens of web camera is higher than preset threshold；
The control processing unit drives web camera suitable for the spatial positional information according to the external device
Pedestal rotation, so that one or more sources of sound at a distance from the external device less than preset threshold are located at web camera
In shooting picture.
Optionally, the control processing unit drives network to take the photograph suitable for the spatial positional information according to the external device
The pedestal of camera rotates, and the lens focus of regulating networks video camera, so that being less than default threshold at a distance from the external device
One or more sources of sound of value are located on the focal plane of the camera lens of web camera.
Another aspect according to the present invention provides a kind of system of mobile monitor for realizing web camera, this is
System includes: web camera, external device, server, terminal device and described in any item devices as above.
It can be seen from the above, technical solution provided by the invention is by being arranged an external device as standard to network shooting
The focus of the camera lens of machine is adjusted, and the focal point of the camera lens of web camera is default to being less than at a distance from external device
On one or more sources of sound of threshold value, using external device flexibility realize web camera camera lens focus be directed to formula tune
Section has focal point, more so that video captured by web camera realizes the performance of mobile monitor for a user
Has meaning of monitoring.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects of the present invention, feature and advantage can
It is clearer and more comprehensible, the followings are specific embodiments of the present invention.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 shows a kind of stream of the method for mobile monitor for realizing web camera according to an embodiment of the invention
Cheng Tu；
Fig. 2 shows a kind of showing for device for the mobile monitor for realizing web camera according to an embodiment of the invention
It is intended to；
Fig. 3 shows a kind of device of mobile monitor for realizing web camera in accordance with another embodiment of the present invention
Schematic diagram；
Fig. 4 shows a kind of showing for the system of mobile monitor for realizing web camera according to an embodiment of the invention
It is intended to.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
It is fully disclosed to those skilled in the art.
Fig. 1 shows a kind of stream of the method for mobile monitor for realizing web camera according to an embodiment of the invention
Cheng Tu.As shown in Figure 1, this method comprises:
Step S110 obtains the spatial positional information of external device.
Step S120 controls the coke of the camera lens of web camera according to the spatial positional information of acquired external device
Point, so that the picture that one or more sources of sound at a distance from the external device less than preset threshold are shot in web camera
Blur-free imaging in face.
The video that web camera is shot is sent to designated terminal equipment by server by step S130.
As it can be seen that method shown in FIG. 1 is by being arranged an external device as standard to the coke of the camera lens of web camera
Point is adjusted, by the focal point of the camera lens of web camera at a distance from external device less than one of preset threshold or
On multiple sources of sound, adjusting for formula for the camera lens focus of web camera is realized using the flexibility of external device, so that network
The video of shot by camera realizes the performance of mobile monitor, has focal point, more meaning of monitoring for a user.
In the above process, before the spatial positional information that step S110 obtains external device, method shown in FIG. 1 is into one
Step includes: the wireless connection established between web camera and external device.Detailed process is: web camera creation wirelessly connects
Hot spot is connect, external device sends radio connection request to web camera by connecting the wireless connection hot spot, this wirelessly connects
The device identification in request comprising external device is connect, web camera is established wirelessly by verifying the device identification and external device
Connection；Wherein, which includes: WiFi connection, bluetooth connection or infrared connection.
In one embodiment of the invention, external device has the function of pickup, and method shown in FIG. 1 further comprises:
Control web camera receives the external device and picks up and be wirelessly connected the audio signal sent by described；And it will be received
Audio signal designated terminal equipment is sent to by server.
Preferably, in order to which the audio signal from external device for guaranteeing that web camera receives is meaningful always
Rather than noise signal, on the one hand the audio signal from external device can be screened, so that web camera can only connect
It receives and from external device meets the audio signal of the second preset condition, for example, web camera is made only to receive to come from and install outside
Standby is more than the audio signal of preset strength；On the other hand external device can also be preset, so that external device is picking up
It just requests to establish with web camera to be wirelessly connected and believe the audio after getting the audio signal for meeting the second preset condition
Number it is sent to web camera.In this way by establishing the wireless connection between web camera and external device, so that network is taken the photograph
Camera can get the audio signal of external device acquisition, greatly extend network shooting using the flexibility of external device
The audio collection range of machine improves the audio collection effect of web camera.
In another embodiment of the present invention, external device also has both broadcasting function while having pickup function,
Method shown in FIG. 1 further comprises: control web camera receives the audio signal that server is sent and by described wireless
Connection is sent to the external device, is received by the external device and plays the audio signal.External device is utilized in this way
Flexibility makes the monitored object range further expansion of web camera, web camera can be received by external device compared with
The audio signal of the monitored object of distant place issued can also send monitoring to monitored object remotely by external device
Effective monitoring interaction is realized in instruction.
Based on above description, it is recognised that technical solution provided by the invention is by setting external device, using installing outside
Standby flexibility greatly extends the monitoring range of web camera, realizes web camera to the monitoring in larger range
The movement of object monitors with having emphasis, specifically, realize web camera to the movement of the monitored object in larger range,
With having emphasis audio signal sample and video signal collection also achieve web camera to the monitored object in larger range
Mobile, with having emphasis audio signal control, meets current monitoring demand.
For example, under family's monitoring scene, parent before going out by web camera be placed in a visual field in room compared with
Wide position, and external device is worn with oneself on the clothes of child, when child is individually in, taken the photograph apart from network
Camera cries " mother " at remote position, on the one hand, external device acquires the audio signal and is sent to network shooting
Machine, on the other hand, web camera obtain the spatial positional information of external device, and camera lens focal point to external device is adopted
On the source of sound of the audio signal collected, i.e., on the camera lens focal point to the body of child of web camera, so that child exists
Blur-free imaging in the picture of web camera shooting；Audio signal and web camera that web camera receives itself are adopted
The audio signal collected integrated after with vision signal synchronized upload to server, by server by corresponding audio-video signal
It is issued on the mobile phone of parent, so that parent's timely learning child cries out mother under what kind of scene；Further, Jia Changke
By mobile phone server will be uploaded to similar to audio signal " mother just goes home " at once as, then it is sent to by server
Web camera, web camera pass through wireless connection again and the audio signal are sent to external device, external device broadcasting pair
Audio is answered, so that child hears the response of mother.The present embodiment realizes the mobile monitor of web camera, solves network
The problem of monitoring range of video camera is limited and fixed, can not receive the audio signal that monitored object remotely is issued, nothing
Method pays close attention to monitored object with having emphasis in video signals, and audio signal can not be communicated to monitored object remotely
Problem.
In the above process, the spatial positional information that step S110 obtains external device includes: according to web camera and institute
The wireless connection between external device is stated, the spatial positional information of the external device is obtained.It can specifically include following two
Implementation:
The first scheme the following steps are included:
Step S111 enables external device receive information station transmitting corresponding with the wireless connection known to multiple positions
Message information.
Step S112, for the message information that each information station that external device receives is sent, according to the message information
Reception power and the transmission power of the message information obtain the power attenuation of the message information, according to the power of the message information
The relationship of decaying and propagation distance obtains external device and emits the distance between the information station of the message information.
Step S113 obtains the external device according to the distance between information station known to external device and multiple positions
Spatial positional information.
Second scheme includes:
Step S111 ', the audio signal that the external device that web camera is received picks up, with web camera
On microphone pickup audio signal be compared, obtain the decaying of audio signal.
Step S112 ', according to the degree of the decaying of the audio signal, obtain the external device and web camera it
Between distance.
In practical application, can in summary two schemes, the web camera obtained using second scheme with it is external
The distance between equipment is supplemented and is corrected to the spatial positional information for the external device that the first scheme obtains, to obtain more
Add accurate result.
Further, after knowing the spatial positional information of external device, step S120 controls network and takes the photograph according to the information
The focus of the camera lens of camera, so that one or more sources of sound at a distance from the external device less than preset threshold are in network
The specific implementation of blur-free imaging may is that according to the collected audio signal of external device in the picture of video camera shooting
Intensity determines the distance between source of sound of external device and the sending audio signal and orientation；Further according to the space of external device
Information position determines the spatial information position of the source of sound；By the sky of the focal adjustments of the camera lens of web camera to the source of sound
Between information position.Alternatively, in the embodiment having, including multiple external devices, in the space bit for getting each external device
After confidence breath, according to the intensity of the collected sound source signal of each external device, determines each external device and issue the audio signal
The distance between source of sound；Further according to the spatial positional information of each external device, the spatial positional information of the source of sound is determined；It will
The focal adjustments of the camera lens of web camera are to the spatial information position of the source of sound.
In one embodiment of the invention, after the focus of the camera lens of step S120 control web camera, Fig. 1 institute
The method shown further comprises: judging imaging definition of one or more of sources of sound in the picture that web camera is shot
Whether preset condition is met；If do not met, further judge in the picture of web camera shooting with the presence or absence of described external
Equipment；It is on the focal point to the external device for then control the camera lens of web camera；Otherwise, it determines being installed outside described
Standby and one or more of sources of sound are blocked by other objects, at this point, will be prompted to information be sent to by server it is specified
Terminal device.
For example, flowerpot falls to the ground from balcony and makes too much noise under family's monitoring scene, external device is located at
It near balcony, collects the audio signal and is sent to web camera, the web camera of distant place adjusts camera lens focus to flower
The pick-up point of basin, at this point, the pre- target that focuses is in network if the curtain being blown up has blocked the pre- target that focuses
Scheduled clarity can not be reached in the shooting picture of video camera, then after judging this case, is further judged external
Whether equipment is to illustrate although the curtain being blown up has blocked the flowerpot broken into pieces but do not kept off in current shooting picture
Firmly apart from the closer external device of flowerpot, then by the camera lens focal adjustments of web camera to external device；If external device
Also not in current shooting picture, illustrate that the curtain being blown up also has blocked external device, in this case, network is taken the photograph
Although camera can collect the corresponding audio signal of emergency event but can not collect the corresponding vision signal of emergency event, then
The prompt information for needing will be prompted to information " focus target is blocked by other objects " is sent to designated terminal equipment by server,
So that user makes corresponding treatment measures in time.
In one embodiment of the invention, the pedestal of web camera is rotatable, then controls network in the present invention
The indication signal of the focus of the camera lens of video camera can be connected with the motor of the pedestal of control web camera, to drive network to take the photograph
The rotation of the camera lens of camera can further expand the video signal collection range and audio signal sample model of web camera
It encloses.Then the focus of the camera lens of the step S120 control web camera of method shown in Fig. 1 includes: the camera lens when web camera
When the depth of field is higher than preset threshold；According to the spatial positional information of the external device, drives the pedestal of web camera to rotate, make
One or more sources of sound at a distance from the external device less than preset threshold are obtained to be located in the shooting picture of web camera.
Alternatively, the focus of the camera lens of the step S120 control web camera of method shown in Fig. 1 includes: the sky according to the external device
Between location information, drive the pedestal of web camera to rotate, and the lens focus of regulating networks video camera, so that with described external
On the focal plane for the camera lens that one or more sources of sound that the distance of equipment is less than preset threshold are located at web camera.
Fig. 2 shows a kind of showing for device for the mobile monitor for realizing web camera according to an embodiment of the invention
It is intended to.As shown in Fig. 2, the device 200 of the mobile monitor of the realization web camera includes:
Acquiring unit 210, suitable for obtaining the spatial positional information of external device.
Processing unit 220 is controlled, suitable for the spatial positional information according to acquired external device, controls web camera
Camera lens focus so that at a distance from the external device less than preset threshold one or more sources of sound in network shooting
Blur-free imaging in the picture of machine shooting.
Data transmission unit 230, the video suitable for shooting web camera are sent to designated terminal by server and set
It is standby.
As it can be seen that mutual cooperation of the device shown in Fig. 2 by each unit, is arranged an external device as standard to network
The focus of the camera lens of video camera is adjusted, and the focal point of the camera lens of web camera is extremely less than at a distance from external device
On one or more sources of sound of preset threshold, being directed to for the camera lens focus of web camera is realized using the flexibility of external device
Formula is adjusted, so that video captured by web camera realizes the performance of mobile monitor, has concern weight for a user
Point, more meaning of monitoring.
In one embodiment of the invention, control processing unit 220, control web camera camera lens focus it
Afterwards, it is further adapted for judging whether imaging definition of one or more of sources of sound in the picture that web camera is shot accords with
Close preset condition；If do not met, further judge in the picture of web camera shooting with the presence or absence of the external device；It is
Then, it controls on the focal point to the external device of the camera lens of web camera；Otherwise, it determines the external device and institute
One or more sources of sound are stated to be blocked by other objects；Data transmission unit 230 is further adapted for indicate one or more
The prompt information that a source of sound is blocked is sent to designated terminal equipment by server.
In one embodiment of the invention, when the depth of field of the camera lens of web camera is higher than preset threshold；At control
It manages unit 220 and drives the pedestal of web camera to rotate suitable for the spatial positional information according to the external device, so that with
One or more sources of sound that the distance of the external device is less than preset threshold are located in the shooting picture of web camera.
In another embodiment of the present invention, processing unit 220 is controlled, suitable for the space bit according to the external device
Confidence breath, drives the pedestal of web camera to rotate, and the lens focus of regulating networks video camera, so that with the external device
Distance be less than on the focal plane of one or more sources of sound camera lens for being located at web camera of preset threshold.
Fig. 3 shows a kind of device of mobile monitor for realizing web camera in accordance with another embodiment of the present invention
Schematic diagram.As shown in figure 3, the device 300 of the mobile monitor of the realization web camera includes: acquiring unit 310, control processing
Unit 320, data transmission unit 330 and connection establishment unit 340；Wherein, acquiring unit 310, control processing unit 320, number
Have according to transmission unit 330 and divides with the acquiring unit 210 of Fig. 2 shown device, control processing unit 220, data transmission unit 230
Identical function is not corresponded to, and details are not described herein.
Connection establishment unit 340, suitable for establishing before the spatial positional information that acquiring unit 310 obtains external device
Wireless connection between web camera and external device；Wherein, it is described wireless connection include: WiFi connection, bluetooth connection or
Infrared connection.
Acquiring unit 310, suitable for obtaining described outer according to the wireless connection between web camera and the external device
Install standby spatial positional information.
In one embodiment of the invention, acquiring unit 310, suitable for enabling the external device receive known to multiple positions
Information station corresponding with the wireless connection transmitting message information；The message letter sent for each information station received
Breath, obtains the power attenuation of the message information, root according to the transmission power of the reception power of the message information He the message information
The external device is obtained according to the power attenuation of the message information and the relationship of propagation distance and emits the information of the message information
The distance between stand；According to the distance between information station known to the external device and multiple positions, obtains and installed outside described
Standby spatial positional information.
In one embodiment of the invention, acquiring unit 310 described outer are installed suitable for receive web camera
The standby audio signal picked up, is compared with the microphone pickup audio signal on web camera, obtains declining for audio signal
Subtract；According to the degree of the decaying of the audio signal, the distance between the external device and web camera are obtained.
In one embodiment of the invention, data transmission unit 330 are further adapted for control web camera and receive institute
External device is stated to pick up and be wirelessly connected the audio signal sent by described；And the received audio signal is passed through into server
It is sent to designated terminal equipment.
And data transmission unit 330, it is further adapted for control web camera and receives the audio signal that server is sent
And the external device is sent to by the wireless connection, it is received by the external device and plays the audio signal.
It should be noted that each embodiment of Fig. 2-Fig. 3 shown device phase corresponding with each embodiment of method shown in Fig. 1
Together, it has above been described in detail, details are not described herein.
Fig. 4 shows a kind of showing for the system of mobile monitor for realizing web camera according to an embodiment of the invention
It is intended to, as shown in figure 4, a kind of system 400 for the mobile monitor for realizing web camera includes: external device 410, server
420, the device 440 of the mobile monitor of terminal device 430 and realization web camera, the mobile monitor of the realization web camera
Device 440 and any one of the as above 200/300 function phase of device of the mobile monitor of realization web camera described in embodiment
Together, details are not described herein.
In conclusion technical solution provided by the invention passes through external device and network shooting by setting external device
Interaction between machine, the monitoring range of web camera is greatly extended using the flexibility of external device, including is extended
Video acquisition range, audio collection range and the audio frequency control range of web camera, so that web camera can either be to spy
Determine the corresponding audio signal of monitor event effectively to be acquired, can also have to the corresponding vision signal of specifically monitored event
Effect acquisition, additionally it is possible to effectively audio response done to specifically monitored event, realized web camera in larger range
Movably, with having emphasis monitoring for monitored object, meets the growth requirement of current network video camera.
It should be understood that
Algorithm and display be not inherently related to any certain computer, virtual bench or other equipment provided herein.
Various fexible units can also be used together with teachings based herein.As described above, it constructs required by this kind of device
Structure be obvious.In addition, the present invention is also not directed to any particular programming language.It should be understood that can use various
Programming language realizes summary of the invention described herein, and the description done above to language-specific is to disclose this hair
Bright preferred forms.
In the instructions provided here, numerous specific details are set forth.It is to be appreciated, however, that implementation of the invention
Example can be practiced without these specific details.In some instances, well known method, structure is not been shown in detail
And technology, so as not to obscure the understanding of this specification.
Similarly, it should be understood that in order to simplify the disclosure and help to understand one or more of the various inventive aspects,
Above in the description of exemplary embodiment of the present invention, each feature of the invention is grouped together into single implementation sometimes
In example, figure or descriptions thereof.However, the disclosed method should not be interpreted as reflecting the following intention: i.e. required to protect
Shield the present invention claims features more more than feature expressly recited in each claim.More precisely, as following
Claims reflect as, inventive aspect is all features less than single embodiment disclosed above.Therefore,
Thus the claims for following specific embodiment are expressly incorporated in the specific embodiment, wherein each claim itself
All as a separate embodiment of the present invention.
Those skilled in the art will understand that can be carried out adaptively to the module in the equipment in embodiment
Change and they are arranged in one or more devices different from this embodiment.It can be the module or list in embodiment
Member or component are combined into a module or unit or component, and furthermore they can be divided into multiple submodule or subelement or
Sub-component.Other than such feature and/or at least some of process or unit exclude each other, it can use any
Combination is to all features disclosed in this specification (including adjoint claim, abstract and attached drawing) and so disclosed
All process or units of what method or apparatus are combined.Unless expressly stated otherwise, this specification is (including adjoint power
Benefit require, abstract and attached drawing) disclosed in each feature can carry out generation with an alternative feature that provides the same, equivalent, or similar purpose
It replaces.
In addition, it will be appreciated by those of skill in the art that although some embodiments described herein include other embodiments
In included certain features rather than other feature, but the combination of the feature of different embodiments mean it is of the invention
Within the scope of and form different embodiments.For example, in the following claims, embodiment claimed is appointed
Meaning one of can in any combination mode come using.
Various component embodiments of the invention can be implemented in hardware, or to run on one or more processors
Software module realize, or be implemented in a combination thereof.It will be understood by those of skill in the art that can be used in practice
Microprocessor or digital signal processor (DSP) realize a kind of shifting for realizing web camera according to an embodiment of the present invention
The some or all functions of some or all components in the device and system of dynamic monitoring.The present invention is also implemented as using
In executing some or all device or device programs of method as described herein (for example, computer program and meter
Calculation machine program product).It is such to realize that program of the invention can store on a computer-readable medium, or can have one
The form of a or multiple signals.Such signal can be downloaded from an internet website to obtain, or mention on the carrier signal
For, or be provided in any other form.
It should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and ability
Field technique personnel can be designed alternative embodiment without departing from the scope of the appended claims.In the claims,
Any reference symbol between parentheses should not be configured to limitations on claims.Word "comprising" does not exclude the presence of not
Element or step listed in the claims.Word "a" or "an" located in front of the element does not exclude the presence of multiple such
Element.The present invention can be by means of including the hardware of several different elements and being come by means of properly programmed computer real
It is existing.In the unit claims listing several devices, several in these devices can be through the same hardware branch
To embody.The use of word first, second, and third does not indicate any sequence.These words can be explained and be run after fame
Claim.
The invention discloses A1, a kind of method for the mobile monitor for realizing web camera, wherein this method comprises:
Obtain the spatial positional information of external device；
According to the spatial positional information of acquired external device, the focus of the camera lens of web camera is controlled, so that
It is clear in the picture that web camera is shot with one or more sources of sound at a distance from the external device less than preset threshold
Imaging；
The video that web camera is shot is sent to designated terminal equipment by server.
A2, method as described in a1, wherein after the focus of the camera lens of control web camera, this method is further
Include:
It is pre- to judge whether imaging definition of one or more of sources of sound in the picture that web camera is shot meets
If condition；
If do not met, further judge in the picture of web camera shooting with the presence or absence of the external device；
It is on the focal point to the external device for then control the camera lens of web camera；Otherwise, it determines described external
Equipment and one or more of sources of sound are blocked by other objects, are sent to finger by server at this point, will be prompted to information
Determine terminal device.
A3, method as described in a1, wherein it is described obtain external device spatial positional information before, this method into
One step includes: the wireless connection established between web camera and external device；Wherein, the wireless connection includes: that WiFi connects
It connects, bluetooth connection or infrared connection；
Then the spatial positional information for obtaining external device includes: according between web camera and the external device
Wireless connection, obtain the spatial positional information of the external device.
A4, the method as described in A3, wherein described according to wirelessly connecting between web camera and the external device
It connects, the spatial positional information for obtaining the external device includes:
The external device is enabled to receive the message of information station transmitting corresponding with the wireless connection known to multiple positions
Information；
For the message information that each information station received is sent, according to the reception power of the message information and the message
The transmission power of information obtains the power attenuation of the message information, according to the pass of the power attenuation of the message information and propagation distance
System obtains the external device and emits the distance between the information station of the message information；
According to the distance between information station known to the external device and multiple positions, the sky of the external device is obtained
Between location information.
A5, the method as described in A3, wherein this method further comprises:
Control web camera receives the external device and picks up and be wirelessly connected the audio signal sent by described；And
The received audio signal is sent to designated terminal equipment by server.
A6, method as described in a5, wherein this method further comprises:
Control web camera receives the audio signal that server is sent and is sent to by the wireless connection described outer
It installs standby, is received by the external device and play the audio signal.
A7, method as described in a5, wherein described according to wirelessly connecting between web camera and the external device
It connects, the spatial positional information for obtaining the external device includes:
The audio signal that the external device that web camera is received picks up, with the sound pick-up on web camera
It picks up audio signal to be compared, obtains the decaying of audio signal；
According to the degree of the decaying of the audio signal, the distance between the external device and web camera are obtained.
A8, method as described in a1, wherein when the depth of field of the camera lens of web camera is higher than preset threshold；
The spatial positional information of the external device according to acquired in, controls the focus of the camera lens of web camera, with
So that the picture that one or more sources of sound at a distance from the external device less than preset threshold are shot in the web camera
Blur-free imaging includes: in face
According to the spatial positional information of the external device, the pedestal of web camera is driven to rotate, so that with described outer
One or more sources of sound that standby distance is installed less than preset threshold are located in the shooting picture of web camera.
A9, method as described in a1, wherein the spatial positional information of the external device according to acquired in controls net
The focus of the camera lens of network video camera, so that one or more sources of sound at a distance from the external device less than preset threshold exist
Blur-free imaging includes: in the picture of the web camera shooting
According to the spatial positional information of the external device, the pedestal of web camera is driven to rotate, and regulating networks are taken the photograph
The lens focus of camera, so that one or more sources of sound at a distance from the external device less than preset threshold are taken the photograph positioned at network
On the focal plane of the camera lens of camera.
The invention also discloses B10, a kind of device for the mobile monitor for realizing web camera, wherein the device includes:
Acquiring unit, suitable for obtaining the spatial positional information of external device；
It controls processing unit and controls web camera suitable for the spatial positional information according to acquired external device
The focus of camera lens, so that one or more sources of sound at a distance from the external device less than preset threshold are in web camera
Blur-free imaging in the picture of shooting；
Data transmission unit, the video suitable for shooting web camera are sent to designated terminal equipment by server.
B11, the device as described in B10, wherein
The control processing unit is further adapted for described in judgement after the focus of the camera lens of control web camera
Whether imaging definition of one or more sources of sound in the picture that web camera is shot meets preset condition；If be not inconsistent
It closes, further judges in the picture of web camera shooting with the presence or absence of the external device；It is then, to control web camera
On the focal point of camera lens to the external device；Otherwise, it determines the external device and one or more of sources of sound are equal
It is blocked by other objects；
The data transmission unit is further adapted for leading to the prompt information for indicating that one or more of sources of sound are blocked
It crosses server and is sent to designated terminal equipment.
B12, the device as described in B10, wherein the device further comprises: connection establishment unit；
The connection establishment unit, suitable for building before the spatial positional information that the acquiring unit obtains external device
Wireless connection between vertical web camera and external device；Wherein, described be wirelessly connected includes: WiFi connection, bluetooth connection
Or infrared connection；
The then acquiring unit, suitable for obtaining institute according to the wireless connection between web camera and the external device
State the spatial positional information of external device.
B13, as described in B12 device, wherein
The acquiring unit, it is corresponding with the wireless connection known to multiple positions suitable for enabling the external device receive
The message information of information station transmitting；For the message information that each information station received is sent, according to connecing for the message information
The transmission power for receiving power and the message information obtains the power attenuation of the message information, according to the power attenuation of the message information
The external device is obtained with the relationship of propagation distance and emits the distance between the information station of the message information；According to described outer
It installs standby the distance between with information station known to multiple positions, obtains the spatial positional information of the external device.
B14, as described in B12 device, wherein
The data transmission unit is further adapted for the control web camera reception external device and picks up and pass through institute
State the audio signal for being wirelessly connected and sending；And the received audio signal is sent to designated terminal equipment by server.
B15, the device as described in B14, wherein
The data transmission unit is further adapted for control web camera and receives the audio signal of server transmission and lead to
It crosses the wireless connection and is sent to the external device, received by the external device and play the audio signal.
B16, the device as described in B14, wherein
The acquiring unit, the audio signal that the external device suitable for receiving web camera picks up, with net
Microphone pickup audio signal on network video camera is compared, and obtains the decaying of audio signal；According to the audio signal
The degree of decaying obtains the distance between the external device and web camera.
B17, the device as described in B10, wherein when the depth of field of the camera lens of web camera is higher than preset threshold；
The control processing unit drives web camera suitable for the spatial positional information according to the external device
Pedestal rotation, so that one or more sources of sound at a distance from the external device less than preset threshold are located at web camera
In shooting picture.
B18, the device as described in B10, wherein
The control processing unit drives web camera suitable for the spatial positional information according to the external device
Pedestal rotation, and the lens focus of regulating networks video camera, so that being less than the one of preset threshold at a distance from the external device
A or multiple sources of sound are located on the focal plane of the camera lens of web camera.
The invention also discloses C19, a kind of system for the mobile monitor for realizing web camera, wherein the system includes:
Web camera, external device, server, terminal device and the device as described in any one of B10-B18.
Claims (17)
1. a kind of method for the mobile monitor for realizing web camera, wherein this method comprises:
Obtain the spatial positional information of external device；
According to the spatial positional information of acquired external device, the spatial positional information of one or more source of sound, control are determined
The focus of the camera lens of web camera, so that being less than one or more sources of sound of preset threshold at a distance from the external device
The blur-free imaging in the picture of web camera shooting；
The video that web camera is shot is sent to designated terminal equipment by server；
After the focus of the camera lens of control web camera, this method further comprises:
Judge whether imaging definition of one or more of sources of sound in the picture that web camera is shot meets default item
Part；
If do not met, further judge in the picture of web camera shooting with the presence or absence of the external device；
It is on the focal point to the external device for then control the camera lens of web camera；Otherwise, it determines the external device
And one or more of sources of sound are blocked by other objects, are specified eventually at this point, will be prompted to information and be sent to by server
End equipment.
2. the method for claim 1, wherein before the spatial positional information for obtaining external device, this method
Further comprise: establishing the wireless connection between web camera and external device；Wherein, described be wirelessly connected includes: WiFi
Connection, bluetooth connection or infrared connection；
Then the spatial positional information for obtaining external device includes: according to the nothing between web camera and the external device
Line connection, obtains the spatial positional information of the external device.
3. method according to claim 2, wherein described according to wirelessly connecting between web camera and the external device
It connects, the spatial positional information for obtaining the external device includes:
The external device is enabled to receive the message information of information station transmitting corresponding with the wireless connection known to multiple positions；
For the message information that each information station received is sent, according to the reception power of the message information and the message information
Transmission power obtain the power attenuation of the message information, obtained according to the relationship of the power attenuation of the message information and propagation distance
To the distance between the information station of the external device and the transmitting message information；
According to the distance between information station known to the external device and multiple positions, the space bit of the external device is obtained
Confidence breath.
4. method according to claim 2, wherein this method further comprises:
Control web camera receives the external device and picks up and be wirelessly connected the audio signal sent by described；And by institute
Received audio signal is sent to designated terminal equipment by server.
5. method as claimed in claim 4, wherein this method further comprises:
It controls the audio signal that web camera reception server is sent and is sent to outside described by the wireless connection and installed
It is standby, it is received by the external device and plays the audio signal.
6. method as claimed in claim 4, wherein described according to wirelessly connecting between web camera and the external device
It connects, the spatial positional information for obtaining the external device includes:
The audio signal that the external device that web camera is received picks up, with the microphone pickup on web camera
Audio signal is compared, and obtains the decaying of audio signal；
According to the degree of the decaying of the audio signal, the distance between the external device and web camera are obtained.
7. the method for claim 1, wherein when the depth of field of the camera lens of web camera is higher than preset threshold；
The spatial positional information of the external device according to acquired in, controls the focus of the camera lens of web camera, so that
With one or more sources of sound at a distance from the external device less than preset threshold in the picture that the web camera is shot
Blur-free imaging includes:
According to the spatial positional information of the external device, the pedestal of web camera is driven to rotate, so that installing outside with described
One or more sources of sound that standby distance is less than preset threshold are located in the shooting picture of web camera.
8. the method for claim 1, wherein spatial positional information of the external device according to acquired in, control
The focus of the camera lens of web camera, so that being less than one or more sources of sound of preset threshold at a distance from the external device
Blur-free imaging includes: in the picture of web camera shooting
According to the spatial positional information of the external device, the pedestal of web camera is driven to rotate, and regulating networks video camera
Lens focus so that being located at web camera less than one or more sources of sound of preset threshold at a distance from the external device
Camera lens focal plane on.
9. a kind of device for the mobile monitor for realizing web camera, wherein the device includes:
Acquiring unit, suitable for obtaining the spatial positional information of external device；
Processing unit is controlled, suitable for the spatial positional information according to acquired external device, determines one or more source of sound
Spatial positional information controls the focus of the camera lens of web camera, so that being less than default threshold at a distance from the external device
One or more sources of sound of value blur-free imaging in the picture that web camera is shot；
Data transmission unit, the video suitable for shooting web camera are sent to designated terminal equipment by server；
The control processing unit is further adapted for judging one after the focus of the camera lens of control web camera
Or whether imaging definition of multiple sources of sound in the picture that web camera is shot meets preset condition；If do not met, into
One step judges in the picture of web camera shooting with the presence or absence of the external device；It is then, to control the camera lens of web camera
Focal point to the external device on；Otherwise, it determines the external device and one or more of sources of sound are by it
His object blocks；
The data transmission unit is further adapted for indicate that the prompt information that one or more of sources of sound are blocked passes through clothes
Business device is sent to designated terminal equipment.
10. device as claimed in claim 9, wherein the device further comprises: connection establishment unit；
The connection establishment unit, suitable for establishing net before the spatial positional information that the acquiring unit obtains external device
Wireless connection between network video camera and external device；Wherein, described be wirelessly connected includes: WiFi connection, bluetooth connection or red
Outer connection；
The then acquiring unit, suitable for obtaining described outer according to the wireless connection between web camera and the external device
Install standby spatial positional information.
11. device as claimed in claim 10, wherein
The acquiring unit, suitable for enabling the external device receive information corresponding with the wireless connection known to multiple positions
Stand transmitting message information；For the message information that each information station received is sent, according to the reception function of the message information
Rate and the transmission power of the message information obtain the power attenuation of the message information, according to the power attenuation and biography of the message information
The relationship for broadcasting distance obtains the external device and emits the distance between the information station of the message information；It is installed outside according to described
It is standby the distance between with information station known to multiple positions, obtain the spatial positional information of the external device.
12. device as claimed in claim 10, wherein
The data transmission unit is further adapted for the control web camera reception external device and picks up and by the nothing
The audio signal that line connection is sent；And the received audio signal is sent to designated terminal equipment by server.
13. device as claimed in claim 12, wherein
The data transmission unit is further adapted for control web camera and receives the audio signal of server transmission and pass through institute
It states wireless connection and is sent to the external device, received by the external device and play the audio signal.
14. device as claimed in claim 12, wherein
The acquiring unit, the audio signal that the external device suitable for receiving web camera picks up, takes the photograph with network
Microphone pickup audio signal on camera is compared, and obtains the decaying of audio signal；According to the decaying of the audio signal
Degree, obtain the distance between the external device and web camera.
15. device as claimed in claim 9, wherein when the depth of field of the camera lens of web camera is higher than preset threshold；
The control processing unit drives the pedestal of web camera suitable for the spatial positional information according to the external device
Rotation, so that one or more sources of sound at a distance from the external device less than preset threshold are located at the shooting of web camera
In picture.
16. device as claimed in claim 9, wherein
The control processing unit drives the pedestal of web camera suitable for the spatial positional information according to the external device
Rotation, and the lens focus of regulating networks video camera so that at a distance from the external device less than one of preset threshold or
Multiple sources of sound are located on the focal plane of the camera lens of web camera.
17. a kind of system for the mobile monitor for realizing web camera, wherein the system includes: web camera, installs outside
Standby, server, terminal device and the device as described in any one of claim 9-16.
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