CN105049735B - The control method and device of IP Camera - Google Patents

Abstract

The invention provides a method and device for controlling a network camera. The method includes: acquiring the first video segment and the first shooting parameters captured by the network camera in the current period; inquiring whether a video request message from the network terminal requesting acquisition of the first video segment is received in the current period, and obtaining the query result; if The result of the query is that the video request message of the first video segment has not been received, then the shooting parameter adjustment instruction of the network camera is sent to the network camera, and the network camera is ordered to adjust the first shooting parameter to reduce The second shooting parameter of the shooting quality. The technical solution provided by the present invention can adjust the shooting parameters of the network camera in a targeted manner according to the actual situation of the network terminal requesting to obtain the video, and adjust the first shooting parameters of the network camera to the second shooting parameters that reduce the shooting quality. The purpose of reducing the temperature of the network camera and saving the consumption of network resources.

Description

Method and device for controlling network camera

technical field

The invention relates to the technical field of Internet applications, in particular to a method and device for controlling a network camera.

Background technique

With the development of Internet technology, some cameras can be connected to cloud servers through the network, and a cloud server can be connected to a large number of cameras, and terminals on the network (such as smart phones, computers or smart watches, etc.) can be retrieved and viewed through the cloud server. A picture captured by a camera is shown in FIG. 1 , and such a camera may be called a network camera.

During the use of the network camera, the temperature will be high. Therefore, some users are worried about its potential safety hazards, for example, whether the internal circuit will be short-circuited or disconnected due to excessive temperature. Therefore, in the case of satisfying the work of the camera, how to properly reduce its temperature to eliminate the user's worries has become a technical problem to be solved urgently.

Contents of the invention

In view of the above problems, the present invention is proposed to provide a method for controlling a network camera and a corresponding device for overcoming the above problems or at least partially solving the above problems.

According to an aspect of the present invention, a kind of control method of network camera is provided, comprising:

Obtain the first video segment and the first shooting parameters captured by the network camera in the current period;

Querying whether a video request message from a network terminal requesting to obtain the first video segment is received in the current time period, and obtain a query result;

If the query result is that the video request message of the first video segment has not been received, then send the shooting parameter adjustment instruction of the network camera to the network camera, and order the network camera to adjust the first shooting parameter to A second shooting parameter that reduces the shooting quality.

Optionally, the method also includes:

Monitor the video picture taken after the shooting parameters of the network camera are adjusted to the second shooting parameters;

When it is detected that the video picture changes, send the shooting parameter adjustment instruction of the network camera to the network camera, order the network camera to adjust the second shooting parameter to the third shooting parameter that optimizes the shooting quality, wherein , the shooting quality corresponding to the third shooting parameter is better than the shooting quality corresponding to the first shooting parameter.

Optionally, the method also includes:

Continue to monitor the video image of the network camera, and track the trajectory of moving objects in the optimized video image;

If during the process of tracking the trajectory of the moving object, the trajectory of the moving object disappears from the optimized video picture, then determine whether a request message is received from the network terminal requesting to obtain the optimized video picture, and is determined result;

According to the determination result, the third shooting parameter of the network camera is adjusted.

Optionally, determining whether a request message for obtaining the optimized video picture from the network terminal is received includes:

Determine whether there is a communication connection established between the network terminal and the machine;

If not, it is determined that no request message from the network terminal to obtain the optimized video picture has been received.

Optionally, adjusting the third shooting parameter of the network camera according to the determination result includes:

If the result of the determination is that no request message from the network terminal to obtain the optimized video image has been received, then send the shooting parameter adjustment instruction of the network camera to the network camera, ordering the network camera to adjust the first The third shooting parameter is the same as the second shooting parameter, so that the shooting quality returns to the shooting quality before optimization.

Optionally, after judging whether there is a network terminal establishing a communication connection with the machine, it also includes:

If there is a network terminal to establish a communication connection with this machine, it is judged whether the communication connection is running in the background of the operating system of the network terminal;

If the communication connection is running in the background of the operating system of the network terminal, it is judged whether a request message from the network terminal to obtain the optimized video picture is received;

If the request message of the network terminal requesting to obtain the optimized video picture is not received, the shooting parameter adjustment command of the network camera is sent to the network camera, and the network camera is ordered to adjust the third shooting parameter to reduce The fourth shooting parameter of shooting quality, wherein the shooting quality corresponding to the fourth shooting parameter is better than the shooting quality corresponding to the second shooting parameter.

Optionally, the method also includes:

Obtain the second video segment shot after the shooting parameters of the network camera are adjusted to the second shooting parameters;

Querying whether a video request message for obtaining the second video segment from the network terminal is received;

If the video request message of the second video segment is received, the shooting parameter adjustment instruction of the network camera is sent to the network camera, and the network camera is ordered to adjust the second shooting parameters to the fifth level of optimizing the shooting quality. shooting parameters.

Optionally, the shooting quality corresponding to the fifth shooting parameter is better than the shooting quality corresponding to the first shooting parameter.

Optionally, before obtaining the second video segment shot after the shooting parameters of the network camera are adjusted to the second shooting parameters, it also includes:

receiving a notification message sent by the network camera that the first shooting parameter has been adjusted to the second shooting parameter, triggering acquisition of a second video shot after the shooting parameter of the network camera is adjusted to the second shooting parameter segment operations.

Optionally, before inquiring whether a video request message from a network terminal requesting to obtain the first video segment is received in the current time period, the method further includes:

Determine whether the network camera opens its own key as a public key;

If not, trigger the execution of the query operation.

Optionally, inquiring whether a video request message from a network terminal requesting to acquire the first video segment is received in the current time period includes:

At least one network terminal that determines the key distribution of the network camera, wherein the at least one network terminal uses the key of the network camera to analyze the video segment captured by the network camera;

Acquiring identification information of the at least one network terminal;

Finding, according to the identification information of the at least one network terminal, whether a video request message requesting to obtain the first video segment from the at least one network terminal is received in the current time period.

According to another aspect of the present invention, a control device for a network camera is also provided, including:

The obtaining module is adapted to obtain the first video segment and the first shooting parameters taken by the network camera in the current period;

The query module is adapted to query whether a video request message is received from the network terminal requesting to obtain the first video segment in the current time period, and obtains a query result;

The adjustment module is adapted to send the shooting parameter adjustment instruction of the network camera to the network camera if the query result is that the video request message of the first video segment has not been received, and order the network camera to adjust the The first shooting parameter to the second shooting parameter that reduces the shooting quality.

Optionally, the device also includes:

The monitoring module is adapted to monitor the video picture taken after the shooting parameters of the network camera are adjusted to the second shooting parameters;

The adjustment module is also adapted to send the shooting parameter adjustment instruction of the network camera to the network camera when it is detected that the video picture changes, and order the network camera to adjust the second shooting parameter to optimize shooting A third shooting parameter of quality, wherein the shooting quality corresponding to the third shooting parameter is better than the shooting quality corresponding to the first shooting parameter.

Optionally, the monitoring module is further adapted to continue monitoring the video images of the network camera, and track moving object trajectories in the optimized video images;

The device also includes a determination module, adapted to determine whether a request from a network terminal to acquire the optimized After the request message of the video picture, the confirmation result is obtained;

The adjustment module is further adapted to adjust the third shooting parameter of the network camera according to the determination result.

Optionally, the determination module is also suitable for:

Determine whether there is a communication connection established between the network terminal and the machine;

If not, it is determined that no request message from the network terminal to obtain the optimized video picture has been received.

Optionally, the adjustment module is also suitable for:

If the result of the determination is that no request message from the network terminal to obtain the optimized video image has been received, then send the shooting parameter adjustment instruction of the network camera to the network camera, ordering the network camera to adjust the first The third shooting parameter is the same as the second shooting parameter, so that the shooting quality returns to the shooting quality before optimization.

Optionally, the determining module is further adapted to determine whether the communication connection is in the network if there is a network terminal establishing a communication connection with the local machine after judging whether there is a network terminal establishing a communication connection with the local machine. Running in the background of the operating system of the terminal; if the communication connection is running in the background of the operating system of the network terminal, judging whether a request message from the network terminal to obtain the optimized video picture is received;

The adjustment module is further adapted to send the shooting parameter adjustment instruction of the network camera to the network camera, ordering the network camera to adjust The third shooting parameter to the fourth shooting parameter that reduces the shooting quality, wherein the shooting quality corresponding to the fourth shooting parameter is better than the shooting quality corresponding to the second shooting parameter.

Optionally, the acquiring module is further adapted to acquire a second video segment captured after the shooting parameters of the network camera are adjusted to the second shooting parameters;

The query module is further adapted to query whether a video request message is received from a network terminal requesting to acquire the second video segment;

The adjustment module is further adapted to send the shooting parameter adjustment instruction of the network camera to the network camera if the video request message of the second video segment is received, ordering the network camera to adjust the second shooting parameter to the fifth shooting parameter for optimizing the shooting quality.

Optionally, the shooting quality corresponding to the fifth shooting parameter is better than the shooting quality corresponding to the first shooting parameter.

Optionally, the device also includes:

The receiving module is adapted to receive the adjusted first shot sent by the network camera before the acquisition module obtains the second video segment shot after the shooting parameters of the network camera are adjusted to the second shooting parameters. The notification message of the parameter to the second shooting parameter triggers the operation of obtaining the second video segment shot after the shooting parameter of the network camera is adjusted to the second shooting parameter.

Optionally, the device also includes:

The determination module is adapted to determine whether the network camera releases its own key as a public key before the query module inquires whether a video request message is received from the network terminal requesting to obtain the first video segment in the current period ; If not, trigger the execution of the query operation.

Optionally, the query module is also suitable for:

At least one network terminal that determines the key distribution of the network camera, wherein the at least one network terminal uses the key of the network camera to analyze the video segment captured by the network camera;

Acquiring identification information of the at least one network terminal;

Finding, according to the identification information of the at least one network terminal, whether a video request message requesting to obtain the first video segment from the at least one network terminal is received in the current time period.

An embodiment of the present invention provides a network camera control scheme. In this scheme, when the network terminal does not request to obtain the first video segment, the first shooting parameter of the network camera is adjusted to the second shooting parameter that reduces the shooting quality. Appropriately reduce the working intensity of the network camera in a way, so that the heat generation of the network camera will be reduced, thereby achieving the purpose of reducing the temperature of the network camera. Moreover, the embodiment of the present invention adjusts the first shooting parameter of the network camera to the second shooting parameter that reduces the shooting quality, that is, uses the second shooting parameter for video shooting. Compared with the first shooting parameter, the resource of the network camera for shooting video can be saved. At the same time, the shooting quality corresponding to the second shooting parameter is slightly lowered, and the size of the shooting video is also smaller. When the video segment corresponding to the second shooting parameter is transmitted in the network, network bandwidth resources can be saved. To sum up, the technical solution provided by the embodiment of the present invention can adjust the shooting parameters of the network camera in a targeted manner according to the actual situation of the network terminal requesting to obtain the video, and adjust the first shooting parameters of the network camera to reduce the shooting quality. The second shooting parameter can achieve the purpose of reducing the temperature of the network camera and saving the consumption of network resources.

The above description is only an overview of the technical solution of the present invention. In order to better understand the technical means of the present invention, it can be implemented according to the contents of the description, and in order to make the above and other purposes, features and advantages of the present invention more obvious and understandable , the specific embodiments of the present invention are enumerated below.

Those skilled in the art will be more aware of the above and other objects, advantages and features of the present invention according to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings.

Description of drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiment. The drawings are only for the purpose of illustrating a preferred embodiment and are not to be considered as limiting the invention. Also throughout the drawings, the same reference numerals are used to designate the same parts. In the attached picture:

Figure 1 shows a schematic diagram of the architecture between a network camera, a cloud server and a network terminal;

Fig. 2 shows the flow chart of the control method of network camera according to an embodiment of the present invention;

Fig. 3 shows a schematic diagram of the relationship of shooting parameters according to an embodiment of the present invention;

Fig. 4 shows a schematic diagram of the relationship of shooting parameters according to another embodiment of the present invention;

FIG. 5 shows a schematic structural diagram of a control device for a network camera according to an embodiment of the present invention; and

Fig. 6 shows a schematic structural diagram of a control device for a network camera according to another embodiment of the present invention.

detailed description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided for more thorough understanding of the present disclosure and to fully convey the scope of the present disclosure to those skilled in the art.

In order to solve the above technical problems, an embodiment of the present invention provides a method for controlling a network camera. Fig. 2 shows a flowchart of a method for controlling a network camera according to an embodiment of the present invention. Referring to Fig. 2, the method may at least include step S202 to step S206.

Step S202, acquiring the first video segment and the first shooting parameters captured by the network camera in the current period.

Step S204, query whether a video request message requesting to obtain the first video segment from the network terminal is received in the current time period, and obtain the query result.

Step S206, if the query result is that the video request message of the first video segment has not been received, then send the shooting parameter adjustment command of the network camera to the network camera, ordering the network camera to adjust the first shooting parameter to the second shooting parameter that reduces the shooting quality.

An embodiment of the present invention provides a network camera control scheme. In this scheme, when the network terminal does not request to obtain the first video segment, the first shooting parameter of the network camera is adjusted to the second shooting parameter that reduces the shooting quality. Appropriately reduce the working intensity of the network camera in a way, so that the heat generation of the network camera will be reduced, thereby achieving the purpose of reducing the temperature of the network camera. Moreover, the embodiment of the present invention adjusts the first shooting parameter of the network camera to the second shooting parameter that reduces the shooting quality, that is, uses the second shooting parameter for video shooting. Compared with the first shooting parameter, the resource of the network camera for shooting video can be saved. At the same time, the shooting quality corresponding to the second shooting parameter is slightly lowered, and the size of the shooting video is also smaller. When the video segment corresponding to the second shooting parameter is transmitted in the network, network bandwidth resources can be saved. To sum up, the technical solution provided by the embodiment of the present invention can adjust the shooting parameters of the network camera in a targeted manner according to the actual situation of the network terminal requesting to obtain the video, and adjust the first shooting parameters of the network camera to reduce the shooting quality. The second shooting parameter can achieve the purpose of reducing the temperature of the network camera and saving the consumption of network resources.

The method for controlling the webcam from step S202 to step S206 above can be applied to the webcam, or to the cloud server connected to the webcam, which is not limited in the present invention.

If this method is applied to the network camera end, since the network terminal (such as a smart phone, computer or smart watch, etc.) requests the cloud server to obtain the video segment or video picture of the network camera, it is inquired in step S204 whether the network The terminal requests to obtain the video request message of the first video segment, and may inquire from the cloud server whether a video request message of the network terminal requesting to obtain the first video segment is received at the current time period. And because the cloud server can send a notification message to the network camera after receiving the network terminal request to obtain the video segment or the video picture of the network camera, therefore in step S204, inquire whether the current period receives the network terminal request to obtain the video of the first video segment The request message can be used to query whether a video request message from a network terminal requesting to acquire the first video segment is received in the current time period according to the notification message.

If the method is applied on the cloud server side, then in step S204, inquire whether a video request message from a network terminal requesting to obtain the first video segment has been received in the current period, and whether a network terminal request to obtain the first video segment can be directly inquired from the cloud server in the current period. A video request message for a video segment.

Considering that the network camera may be in the live broadcast state, if the network camera is in the live broadcast state, in order to ensure the normal operation of the network camera, the shooting parameters of the network camera may not be adjusted for the time being. In an embodiment of the present invention, an optional solution is provided to determine whether the network camera is in a live broadcast state, that is, before step S204 inquires whether a video request message from a network terminal requesting to obtain the first video segment is received in the current period, Determine whether the network camera opens its own key (key) as a public key, if so, then determine that the network camera is in a live broadcast state, and the shooting parameters of the network camera can not be adjusted for the time being. On the contrary, if the network camera does not open its own key as the public key, it is determined that the network camera is not live broadcasting, and the execution of the query operation can be triggered, so that it can be determined whether to adjust the shooting parameters of the network camera according to the subsequent query results.

When it is determined that the network camera is not live broadcasting, step S204 is performed to inquire whether a video request message from the network terminal requesting to obtain the first video segment is received at the current time period. The embodiment of the present invention provides an optional solution to perform the above query operation. In this optional solution, at least one network terminal that can determine the key distribution of the network camera, at least one network terminal can use the key of the network camera The key parses the video segment captured by the network camera, and then obtains the identification information of at least one network terminal, and then according to the identification information of at least one network terminal, finds whether a video request message is received from at least one network terminal requesting to obtain the first video segment in the current period.

For example, the key of network camera A is "abcd", and the key "abcd" is distributed to network terminals 1, 2, 3, and 4. After network terminals 1, 2, 3, and 4 obtain the key "abcd", The key "abcd" can be used to analyze the video segment captured by the network camera A, so as to perform operations such as playing or editing the video segment. At this time, it may be checked according to the identifiers 1, 2, 3, and 4 of the network terminals whether a video request message from these network terminals requesting to acquire the first video segment is received in the current period.

For another example, the keys of webcams C and D are "cc" and "dd" respectively, the key "cc" of webcam C is assigned to network terminals 1 and 2, and the key "dd" of webcam D is assigned to network terminals 3 and 4. After network terminals 1 and 2 obtain the key "cc" of network camera C, they can use the key "cc" to analyze the video segment captured by network camera C, so as to play or edit the video segment. The network terminals 3 and 4 can use the key "dd" to analyze the video segment of the network camera D after obtaining the key "dd" of the network camera D, so as to perform operations such as playing or editing the video segment.

For the network camera C, it can be checked according to the identifiers 1 and 2 of the network terminals whether a video request message requesting to obtain the first video segment from the network terminals 1 and 2 is received in the current period.

For the network camera D, it can be checked according to the identifiers 3 and 4 of the network terminals whether a video request message requesting to obtain the first video segment from the network terminals 3 and 4 is received in the current period.

In another embodiment of the present invention, taking the network terminal as a smart phone as an example, specifically through the interaction between the APP (application) on the smart phone and the network camera, it can be determined that at least one APP, at least one The APP can use the key of the network camera to analyze the video segment captured by the network camera, and then obtain the identification information of at least one APP, and then according to the identification information of at least one APP, find out whether at least one APP request to obtain the first video segment is received in the current period Video request message.

It should be noted that the above examples are only illustrative and do not limit the present invention.

The network camera provided by the embodiment of the present invention has the function of anti-theft capture, in order to improve the clarity of the image or video captured by the anti-theft, in the embodiment of the present invention, monitor the video picture taken after the shooting parameters of the network camera are adjusted to the second shooting parameters , when it is detected that the video picture changes, send the shooting parameter adjustment command of the network camera to the network camera, and order the network camera to adjust the second shooting parameter to the third shooting parameter that optimizes the shooting quality, wherein the shooting parameter corresponding to the third shooting parameter The quality is better than the shooting quality corresponding to the first shooting parameter. In another embodiment of the present invention, the adjusted shooting parameters such as shooting frame frequency or resolution, etc., the present invention is not limited thereto.

Further, after the network camera adjusts the second shooting parameter to the third shooting parameter that optimizes the shooting quality, continue to monitor the video picture of the network camera, and track the trajectory of the moving object in the optimized video picture, so as to capture the moving object. The clarity of the captured image is guaranteed.

If in the process of tracking the trajectory of the moving object, the trajectory of the moving object disappears from the optimized video picture, then determine whether a request message is received from the network terminal requesting to obtain the optimized video picture, obtain a determination result, and then according to the determination result, Adjust the third shooting parameter of the network camera.

In the above determination of whether a request message from a network terminal to obtain an optimized video image has been received, the embodiment of the present invention provides an optional solution, that is, to determine whether there is a network terminal that has established a communication connection with the machine, and if there is no network terminal If the terminal establishes a communication connection with the local machine, it is determined that no request message from the network terminal for obtaining an optimized video image has been received.

Here, if the above-mentioned determining operation is applied to the network camera end, then it can be determined whether there is a network terminal establishing a communication connection with the local machine (that is, the network camera) by judging whether there is a network terminal that establishes a communication connection with the cloud server connected to the network camera. communication connection. If the above determination operation is applied on the cloud server side, it may be directly determined whether there is a network terminal establishing a communication connection with the local machine (ie, the cloud server).

In one embodiment of the present invention, when it is determined that the request message of the network terminal requesting to obtain the optimized video picture is not received, the shooting parameter adjustment instruction of the network camera is sent to the network camera, and the network camera is ordered to adjust the third shooting parameter to the first 2 Shooting parameters, so that the shooting quality returns to the shooting quality before optimization. That is, using the second shooting parameter to perform subsequent video shooting can save resources for video shooting by the network camera compared with the third shooting parameter.

In another embodiment of the present invention, after judging whether there is a network terminal that establishes a communication connection with the local machine, if there is a network terminal that establishes a communication connection with the local machine, it can be determined whether the communication connection is in the operating system of the network terminal. Running in the background, if the communication connection is running in the background of the operating system of the network terminal, then continue to judge whether the request message of the network terminal requesting to obtain the optimized video picture is received, if the request of the network terminal requesting the optimized video picture is not received message, then send the shooting parameter adjustment command of the network camera to the network camera, and order the network camera to adjust the third shooting parameter to the fourth shooting parameter that reduces the shooting quality, wherein the shooting quality corresponding to the fourth shooting parameter is better than the second shooting parameter corresponding recording quality.

In the above-mentioned embodiment, the communication connection is running in the background of the operating system of the network terminal, and when the request message of the network terminal requesting to obtain the optimized video picture is not received, the third shooting parameter of the network camera can be adjusted to reduce the shooting The fourth shooting parameter of the quality, and the shooting quality corresponding to the fourth shooting parameter is better than the shooting quality corresponding to the second shooting parameter.

In yet another embodiment of the present invention, if a request message is received from a network terminal requesting to obtain an optimized video picture, the shooting parameters may not be adjusted temporarily.

A number of shooting parameters are mentioned above, including the first, second, third and fourth shooting parameters, and the relationship between them will be described more clearly by means of illustrations below. As shown in Figure 3, the shooting quality corresponding to the shooting parameters in the direction of the arrow is getting better and better, and the shooting parameters in the direction of the arrow are the second shooting parameter, the fourth shooting parameter, the first shooting parameter and the third shooting parameter . Or, as shown in Figure 4, the shooting quality corresponding to the shooting parameters in the direction of the arrow is getting better and better, and the shooting parameters in the direction of the arrow are the second shooting parameter, the first shooting parameter, the fourth shooting parameter and the third shooting parameter in sequence. shooting parameters. The adjustment methods of these shooting parameters can refer to the introduction above, and will not be repeated here.

In order to be able to adjust the shooting parameters of the network camera according to the actual situation of the video requested by the network terminal, in another embodiment of the present invention, the shooting parameters of the network camera can be obtained and adjusted to the second shooting parameters before shooting The second video segment, and then inquire whether a video request message requesting to obtain the second video segment from the network terminal is received. If the video request message of the second video segment is received, a shooting parameter adjustment command of the network camera is sent to the network camera, and the network camera is ordered to adjust the second shooting parameter to the fifth shooting parameter for optimizing shooting quality. If the video request message of the second video segment is not received, the shooting parameters may not be adjusted.

Here, if this method is applied to the network camera end, since the network terminal (such as a smart phone, computer or smart watch, etc.) requests the cloud server to obtain the video segment or video picture of the network camera, it can be inquired from the cloud server whether it has received The network terminal requests to obtain a video request message of the second video segment. And because the cloud server can send a notification message to the network camera after receiving the network terminal request to obtain the video segment or video picture of the network camera, it can also inquire whether it has received the network terminal request to obtain the second video segment according to the notification message. Video request message.

If the method is applied on the cloud server side, it may be directly inquired from the cloud server whether a video request message requesting to obtain the second video segment from the network terminal is received.

In addition, in order to further improve the clarity of shooting, the shooting quality corresponding to the fifth shooting parameter may be better than the shooting quality corresponding to the first shooting parameter.

In addition, in the embodiment of the present invention, when the notification message sent by the network camera that the first shooting parameter has been adjusted to the second shooting parameter is received, the acquisition of the first shooting parameter taken after the shooting parameter of the network camera is adjusted to the second shooting parameter is triggered. Operation of two video segments.

Based on the same inventive concept, an embodiment of the present invention also provides a control device for a network camera. Fig. 5 shows a schematic structural diagram of a control device for a network camera according to an embodiment of the present invention. Referring to FIG. 5 , the device may at least include: an acquisition module 510 , a query module 520 and an adjustment module 530 .

Now introduce the functions of each composition or device of the control device of the network camera of the embodiment of the present invention and the connection relationship between each part:

The acquisition module 510 is adapted to acquire the first video segment and the first shooting parameters captured by the network camera in the current period;

The query module 520, coupled with the acquisition module 510, is adapted to query whether a video request message from the network terminal requesting to obtain the first video segment is received in the current time period, and obtains the query result;

The adjustment module 530, coupled with the query module 520, is adapted to send the shooting parameter adjustment instruction of the network camera to the network camera if the query result is that the video request message of the first video segment is not received, and order the network camera to adjust the first shooting parameter to the second shooting parameter that reduces the shooting quality.

In the embodiment of the present invention, the above-mentioned device for controlling the network camera may be applied at the end of the network camera, or may be applied at the end of the cloud server connected to the network camera, which is not limited in the present invention.

If the device is applied to the webcam end, since the network terminal (such as a smart phone, computer or smart watch, etc.) requests the cloud server to obtain the video segment or video picture of the webcam, the above query module 520 is also suitable for obtaining the video from the cloud server. It is inquired whether a video request message from the network terminal requesting to obtain the first video segment is received in the current time period. And because the cloud server can send a notification message to the network camera after receiving the network terminal request to obtain the video segment or video picture of the network camera, the above query module 520 is also suitable for querying whether the network terminal request is received in the current period according to the notification message. Get the video request message of the first video segment.

If the device is applied on the cloud server side, the query module 520 is further adapted to directly query from the cloud server whether a video request message from a network terminal requesting to acquire the first video segment is received at the current time period.

Considering that the network camera may be in the live broadcast state, if the network camera is in the live broadcast state, in order to ensure the normal operation of the network camera, the shooting parameters of the network camera may not be adjusted for the time being. In an embodiment of the present invention, as shown in FIG. 6, the device shown in FIG. 5 above may further include:

The determination module 540, coupled with the query module 520, is adapted to determine whether the network camera has opened its own key as a public key before the query module 520 inquires whether the video request message of the network terminal requesting to obtain the first video segment is received in the current period. key; if so, it is determined that the network camera is in a live broadcast state, and the shooting parameters of the network camera can not be adjusted for the time being. On the contrary, if the network camera does not open its own key as the public key, it is determined that the network camera is not live broadcasting, and the execution of the query operation can be triggered, so that it can be determined whether to adjust the shooting parameters of the network camera according to the subsequent query results.

In an embodiment of the present invention, when it is determined that the network camera is not live broadcasting, the query module 520 queries whether a video request message is received from the network terminal requesting to obtain the first video segment in the current period, and the query module 520 is also suitable for:

At least one network terminal that determines the key distribution of the network camera, wherein at least one network terminal utilizes the key of the network camera to analyze the video segment taken by the network camera;

Acquiring identification information of at least one network terminal;

According to the identification information of at least one network terminal, it is searched whether a video request message requesting to obtain the first video segment from at least one network terminal is received in the current time period.

For example, the key of network camera A is "abcd", and the key "abcd" is distributed to network terminals 1, 2, 3, and 4. After network terminals 1, 2, 3, and 4 obtain the key "abcd", The key "abcd" can be used to analyze the video segment captured by the network camera A, so as to perform operations such as playing or editing the video segment. At this point, the query module 520 is adapted to find out whether a video request message from these network terminals requesting to acquire the first video segment is received in the current period according to the identifiers 1, 2, 3, and 4 of the network terminals.

The network camera provided by the embodiment of the present invention has the function of anti-theft capture, in order to improve the clarity of the image or video captured by the anti-theft, in an embodiment of the present invention, as shown in Figure 6, the control device of the network camera may also include:

The monitoring module 550 is coupled with the adjustment module 530, and is suitable for monitoring the video picture taken after the shooting parameters of the network camera are adjusted to the second shooting parameters;

The adjustment module 530 is also adapted to send the shooting parameter adjustment instruction of the network camera to the network camera when it is detected that the video picture changes, and order the network camera to adjust the second shooting parameter to the third shooting parameter that optimizes the shooting quality, wherein the third The shooting quality corresponding to the shooting parameter is better than the shooting quality corresponding to the first shooting parameter.

In an embodiment of the present invention, the adjusted shooting parameters such as shooting frame frequency or resolution, etc., the present invention is not limited thereto.

In an embodiment of the present invention, after the network camera adjusts the second shooting parameter to the third shooting parameter that optimizes shooting quality, the monitoring module 550 is also adapted to continue monitoring the video picture of the network camera, and in the optimized video picture Track the trajectory of moving objects;

The control device of the network camera may also include a determination module 560, which is coupled with the monitoring module 550, and is suitable for determining whether the network terminal has received the network terminal if the trajectory of the moving object disappears from the optimized video screen during the process of tracking the trajectory of the moving object. A request message for obtaining the optimized video image is requested, and a definite result is obtained;

The adjustment module 530 is further adapted to adjust the third shooting parameter of the network camera according to the determination result.

In an embodiment of the present invention, the determination module 560 is further adapted to:

Determine whether there is a communication connection established between the network terminal and the machine;

If not, it is determined that no request message from the network terminal to obtain the optimized video image has been received.

Here, if the above-mentioned determining operation is applied to the network camera end, then the determination module 560 is adapted to determine whether there is a network terminal and the local machine (that is, the network camera) to establish a communication connection. If the above-mentioned determining operation is applied on the cloud server side, the determining module 560 is adapted to directly determine whether there is a network terminal establishing a communication connection with the local machine (ie, the cloud server).

In an embodiment of the present invention, the adjustment module 530 is further adapted to:

If the determination result is that the request message of the network terminal requesting to obtain the optimized video picture is not received, then the shooting parameter adjustment instruction of the network camera is sent to the network camera, and the network camera is ordered to adjust the third shooting parameter to the second shooting parameter, so that the shooting The quality falls back to the shooting quality before optimization. That is, using the second shooting parameter to perform subsequent video shooting can save resources for video shooting by the network camera compared with the third shooting parameter.

In an embodiment of the present invention, the determination module 560 is further adapted to: after judging whether there is a network terminal establishing a communication connection with the local machine, if there is a network terminal establishing a communication connection with the local machine, then judging whether the communication connection is in the network The background operation of the operating system of the terminal; if the communication connection is running in the background of the operating system of the network terminal, it is judged whether the request message of the network terminal requesting to obtain the optimized video picture is received;

The above-mentioned adjustment module 530 is also suitable for: if the request message of obtaining the optimized video picture from the network terminal is not received, then send the shooting parameter adjustment instruction of the network camera to the network camera, and order the network camera to adjust the third shooting parameter to reduce the shooting quality The fourth shooting parameter, wherein the shooting quality corresponding to the fourth shooting parameter is better than the shooting quality corresponding to the second shooting parameter.

In order to be able to adjust the shooting parameters of the network camera according to the actual situation of the video requested by the network terminal, in an embodiment of the present invention,

The acquisition module 510 is also adapted to acquire the second video segment captured after the shooting parameters of the network camera are adjusted to the second shooting parameters;

The above query module 520 is also suitable for querying whether a video request message requesting to obtain the second video segment from the network terminal is received;

The above-mentioned adjustment module 530 is also suitable for sending the shooting parameter adjustment instruction of the network camera to the network camera if receiving the video request message of the second video segment, ordering the network camera to adjust the second shooting parameter to the fifth shooting parameter for optimizing the shooting quality .

In an embodiment of the present invention, the shooting quality corresponding to the fifth shooting parameter is better than the shooting quality corresponding to the first shooting parameter.

In an embodiment of the present invention, as shown in Figure 6, the control device of the network camera may also include:

The receiving module 570, coupled with the obtaining module 510, is adapted to receive the adjusted first shooting parameter sent by the network camera before the obtaining module 510 obtains the second video segment shot after the shooting parameter of the network camera is adjusted to the second shooting parameter The notification message to the second shooting parameter triggers the operation of obtaining the second video segment shot after the shooting parameter of the network camera is adjusted to the second shooting parameter.

According to any one of the above preferred embodiments or a combination of multiple preferred embodiments, the embodiments of the present invention can achieve the following beneficial effects:

An embodiment of the present invention provides a network camera control scheme. In this scheme, when the network terminal does not request to obtain the first video segment, the first shooting parameter of the network camera is adjusted to the second shooting parameter that reduces the shooting quality. Appropriately reduce the working intensity of the network camera in a way, so that the heat generation of the network camera will be reduced, thereby achieving the purpose of reducing the temperature of the network camera. Moreover, the embodiment of the present invention adjusts the first shooting parameter of the network camera to the second shooting parameter that reduces the shooting quality, that is, uses the second shooting parameter for video shooting. Compared with the first shooting parameter, the resource of the network camera for shooting video can be saved. At the same time, the shooting quality corresponding to the second shooting parameter is slightly lowered, and the size of the shooting video is also smaller. When the video segment corresponding to the second shooting parameter is transmitted in the network, network bandwidth resources can be saved. To sum up, the technical solution provided by the embodiment of the present invention can adjust the shooting parameters of the network camera in a targeted manner according to the actual situation of the network terminal requesting to obtain the video, and adjust the first shooting parameters of the network camera to reduce the shooting quality. The second shooting parameter can achieve the purpose of reducing the temperature of the network camera and saving the consumption of network resources.

In the description provided herein, numerous specific details are set forth. However, it is understood that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure the understanding of this description.

Similarly, it should be appreciated that in the foregoing description of exemplary embodiments of the invention, in order to streamline this disclosure and to facilitate an understanding of one or more of the various inventive aspects, various features of the invention are sometimes grouped together in a single embodiment, figure, or its description. This method of disclosure, however, is not to be interpreted as reflecting an intention that the claimed invention requires more features than are expressly recited in each claim. Rather, as the following claims reflect, inventive aspects lie in less than all features of a single foregoing disclosed embodiment. Thus, the claims following the Detailed Description are hereby expressly incorporated into this Detailed Description, with each claim standing on its own as a separate embodiment of this invention.

Those skilled in the art can understand that the modules in the device in the embodiment can be adaptively changed and arranged in one or more devices different from the embodiment. Modules or units or components in the embodiments may be combined into one module or unit or component, and furthermore may be divided into a plurality of sub-modules or sub-units or sub-assemblies. All features disclosed in this specification (including accompanying claims, abstract and drawings) and any method or method so disclosed may be used in any combination, except that at least some of such features and/or processes or units are mutually exclusive. All processes or units of equipment are combined. Each feature disclosed in this specification (including accompanying claims, abstract and drawings) may be replaced by alternative features serving the same, equivalent or similar purpose, unless expressly stated otherwise.

Furthermore, those skilled in the art will understand that although some embodiments described herein include some features included in other embodiments but not others, combinations of features from different embodiments are meant to be within the scope of the invention. and form different embodiments. For example, in the claims, any one of the claimed embodiments can be used in any combination.

The various component embodiments of the present invention may be implemented in hardware, or in software modules running on one or more processors, or in a combination thereof. Those skilled in the art should understand that a microprocessor or a digital signal processor (DSP) can be used in practice to realize some or all functions of some or all components in the control device of the network camera according to the embodiment of the present invention. The present invention can also be implemented as an apparatus or an apparatus program (for example, a computer program and a computer program product) for performing a part or all of the methods described herein. Such a program for realizing the present invention may be stored on a computer-readable medium, or may be in the form of one or more signals. Such a signal may be downloaded from an Internet site, or provided on a carrier signal, or provided in any other form.

It should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and that those skilled in the art will be able to design alternative embodiments without departing from the scope of the appended claims. In the claims, any reference signs placed between parentheses shall not be construed as limiting the claim. The word "comprising" does not exclude the presence of elements or steps not listed in a claim. The word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. The invention can be implemented by means of hardware comprising several distinct elements, and by means of a suitably programmed computer. In a unit claim enumerating several means, several of these means can be embodied by one and the same item of hardware. The use of the words first, second, and third, etc. does not indicate any order. These words can be interpreted as names.

So far, those skilled in the art should appreciate that, although a number of exemplary embodiments of the present invention have been shown and described in detail herein, without departing from the spirit and scope of the present invention, the disclosed embodiments of the present invention can still be used. Many other variations or modifications consistent with the principles of the invention are directly identified or derived from the content. Accordingly, the scope of the present invention should be understood and deemed to cover all such other variations or modifications.

The embodiment of the present invention also discloses: A1, a method for controlling a network camera, comprising:

Obtain the first video segment and the first shooting parameters captured by the network camera in the current period;

Querying whether a video request message from a network terminal requesting to obtain the first video segment is received in the current time period, and obtain a query result;

If the query result is that the video request message of the first video segment has not been received, then send the shooting parameter adjustment instruction of the network camera to the network camera, and order the network camera to adjust the first shooting parameter to A second shooting parameter that reduces the shooting quality.

A2. The method according to A1, which also includes:

Monitor the video picture taken after the shooting parameters of the network camera are adjusted to the second shooting parameters;

When it is detected that the video picture changes, send the shooting parameter adjustment instruction of the network camera to the network camera, order the network camera to adjust the second shooting parameter to the third shooting parameter that optimizes the shooting quality, wherein , the shooting quality corresponding to the third shooting parameter is better than the shooting quality corresponding to the first shooting parameter.

A3. The method according to A2, which also includes:

Continue to monitor the video image of the network camera, and track the trajectory of moving objects in the optimized video image;

If during the process of tracking the trajectory of the moving object, the trajectory of the moving object disappears from the optimized video picture, then determine whether a request message is received from the network terminal requesting to obtain the optimized video picture, and is determined result;

According to the determination result, the third shooting parameter of the network camera is adjusted.

A4. The method according to A3, wherein determining whether a request message for obtaining the optimized video picture from a network terminal is received includes:

Determine whether there is a communication connection established between the network terminal and the machine;

If not, it is determined that no request message from the network terminal to obtain the optimized video picture has been received.

A5. The method according to A4, wherein, according to the determination result, adjusting the third shooting parameter of the network camera includes:

If the result of the determination is that no request message from the network terminal to obtain the optimized video image has been received, then send the shooting parameter adjustment instruction of the network camera to the network camera, ordering the network camera to adjust the first The third shooting parameter is the same as the second shooting parameter, so that the shooting quality returns to the shooting quality before optimization.

A6, according to the method described in A4, wherein, after judging whether there is a network terminal to establish a communication connection with the machine, it also includes:

If there is a network terminal to establish a communication connection with this machine, it is judged whether the communication connection is running in the background of the operating system of the network terminal;

If the communication connection is running in the background of the operating system of the network terminal, it is judged whether a request message from the network terminal to obtain the optimized video picture is received;

If the request message of the network terminal requesting to obtain the optimized video picture is not received, the shooting parameter adjustment command of the network camera is sent to the network camera, and the network camera is ordered to adjust the third shooting parameter to reduce The fourth shooting parameter of shooting quality, wherein the shooting quality corresponding to the fourth shooting parameter is better than the shooting quality corresponding to the second shooting parameter.

A7. The method according to A1, which also includes:

Obtain the second video segment shot after the shooting parameters of the network camera are adjusted to the second shooting parameters;

Querying whether a video request message for obtaining the second video segment from the network terminal is received;

If the video request message of the second video segment is received, the shooting parameter adjustment instruction of the network camera is sent to the network camera, and the network camera is ordered to adjust the second shooting parameters to the fifth level of optimizing the shooting quality. shooting parameters.

A8. The method according to A7, wherein the shooting quality corresponding to the fifth shooting parameter is better than the shooting quality corresponding to the first shooting parameter.

A9, according to the method described in A7 or A8, wherein, before obtaining the second video segment shot after the shooting parameters of the network camera are adjusted to the second shooting parameters, it also includes:

receiving a notification message sent by the network camera that the first shooting parameter has been adjusted to the second shooting parameter, triggering acquisition of a second video shot after the shooting parameter of the network camera is adjusted to the second shooting parameter segment operations.

A10. The method according to any one of A1-A9, wherein before inquiring whether a video request message from a network terminal requesting to obtain the first video segment is received in the current period, it also includes:

Determine whether the network camera opens its own key as a public key;

If not, trigger the execution of the query operation.

A11. The method according to A10, wherein querying whether a video request message from a network terminal requesting to obtain the first video segment is received in the current time period includes:

At least one network terminal that determines the key distribution of the network camera, wherein the at least one network terminal uses the key of the network camera to analyze the video segment captured by the network camera;

Acquiring identification information of the at least one network terminal;

Finding, according to the identification information of the at least one network terminal, whether a video request message requesting to obtain the first video segment from the at least one network terminal is received in the current time period.

B12, a control device for a network camera, comprising:

The obtaining module is adapted to obtain the first video segment and the first shooting parameters taken by the network camera in the current period;

The query module is adapted to query whether a video request message is received from the network terminal requesting to obtain the first video segment in the current time period, and obtains a query result;

The adjustment module is adapted to send the shooting parameter adjustment instruction of the network camera to the network camera if the query result is that the video request message of the first video segment has not been received, and order the network camera to adjust the The first shooting parameter to the second shooting parameter that reduces the shooting quality.

B13. The device according to B12, further comprising:

The monitoring module is adapted to monitor the video picture taken after the shooting parameters of the network camera are adjusted to the second shooting parameters;

The adjustment module is also adapted to send the shooting parameter adjustment instruction of the network camera to the network camera when it is detected that the video picture changes, and order the network camera to adjust the second shooting parameter to optimize shooting A third shooting parameter of quality, wherein the shooting quality corresponding to the third shooting parameter is better than the shooting quality corresponding to the first shooting parameter.

B14. The device according to B13, wherein,

The monitoring module is also suitable for continuing to monitor the video picture of the network camera, and tracking the trajectory of moving objects in the optimized video picture;

The device also includes a determination module, adapted to determine whether a request from a network terminal to acquire the optimized After the request message of the video picture, the confirmation result is obtained;

The adjustment module is further adapted to adjust the third shooting parameter of the network camera according to the determination result.

B15. The device according to B14, wherein the determining module is further adapted to:

Determine whether there is a communication connection established between the network terminal and the machine;

If not, it is determined that no request message from the network terminal to obtain the optimized video picture has been received.

B16. The device according to B15, wherein the adjustment module is further adapted to:

If the result of the determination is that no request message from the network terminal to obtain the optimized video image has been received, then send the shooting parameter adjustment instruction of the network camera to the network camera, ordering the network camera to adjust the first The third shooting parameter is the same as the second shooting parameter, so that the shooting quality returns to the shooting quality before optimization.

B17. The device according to B15, wherein,

The determining module is further adapted to determine whether the communication connection is in the operating system of the network terminal if there is a network terminal establishing a communication connection with the local machine after judging whether there is a network terminal establishing a communication connection with the local machine. running in the background; if the communication connection is running in the background of the operating system of the network terminal, it is judged whether a request message from the network terminal to obtain the optimized video picture is received;

The adjustment module is further adapted to send the shooting parameter adjustment instruction of the network camera to the network camera, ordering the network camera to adjust The third shooting parameter to the fourth shooting parameter that reduces the shooting quality, wherein the shooting quality corresponding to the fourth shooting parameter is better than the shooting quality corresponding to the second shooting parameter.

B18. The device according to B12, wherein,

The acquisition module is also adapted to acquire the second video segment captured after the shooting parameters of the network camera are adjusted to the second shooting parameters;

The query module is further adapted to query whether a video request message is received from a network terminal requesting to acquire the second video segment;

The adjustment module is further adapted to send the shooting parameter adjustment command of the network camera to the network camera, ordering the network camera to adjust the second shooting parameter if the video request message of the second video segment is received. parameter to the fifth shooting parameter for optimizing the shooting quality.

B19. The device according to B18, wherein the shooting quality corresponding to the fifth shooting parameter is better than the shooting quality corresponding to the first shooting parameter.

B20. The device according to B18 or B19, further comprising:

The receiving module is adapted to receive the adjusted first shot sent by the network camera before the acquisition module obtains the second video segment shot after the shooting parameters of the network camera are adjusted to the second shooting parameters. The notification message of the parameter to the second shooting parameter triggers the operation of obtaining the second video segment shot after the shooting parameter of the network camera is adjusted to the second shooting parameter.

B21. The device according to any one of B12-B20, further comprising:

The determination module is adapted to determine whether the network camera releases its own key as a public key before the query module inquires whether a video request message is received from the network terminal requesting to obtain the first video segment in the current period ; If not, trigger the execution of the query operation.

B22. The device according to B21, wherein the query module is further adapted to:

At least one network terminal that determines the key distribution of the network camera, wherein the at least one network terminal uses the key of the network camera to analyze the video segment captured by the network camera;

Acquiring identification information of the at least one network terminal;

Finding, according to the identification information of the at least one network terminal, whether a video request message requesting to obtain the first video segment from the at least one network terminal is received in the current time period.

Claims (22)

1. a kind of control method of IP Camera, including：

Obtain the first video-frequency band and the first acquisition parameters that IP Camera is shot in present period；

The video request the message whether present period receives the first video-frequency band described in network terminal acquisition request is inquired about, is obtained To Query Result；

If the Query Result is the video request message for not receiving first video-frequency band, the IP Camera is sent Acquisition parameters adjust instruction to the IP Camera, order the IP Camera to adjust first acquisition parameters to dropping Second acquisition parameters of low shooting quality.

2. the method according to claim 11, wherein, in addition to：

The acquisition parameters for monitoring the IP Camera are adjusted to the video pictures shot after second acquisition parameters；

When monitoring that the video pictures change, the acquisition parameters adjust instruction of the IP Camera is sent to described IP Camera, order the IP Camera to adjust second acquisition parameters to the third shot for optimizing shooting quality and take the photograph ginseng Number, wherein, the third shot takes the photograph shooting quality corresponding to parameter and is better than shooting quality corresponding to first acquisition parameters.

3. the method according to claim 11, wherein, in addition to：

Continue to monitor the video pictures of the IP Camera, and tracing movement object trajectory in video pictures after optimization；

If during the moving object track is followed the trail of, the moving object track is from the video pictures after the optimization Disappear, it is determined whether receive the request message of the video pictures after optimization described in network terminal acquisition request, determined As a result；

According to the determination result, parameter is taken the photograph to the third shot of the IP Camera and is adjusted.

4. according to the method for claim 3, where it is determined whether after receiving optimization described in network terminal acquisition request The request message of video pictures, including：

Judge whether that the network terminal has communication connection with the machine foundation；

If it is not present, it is determined that do not receive the request message of the video pictures after optimization described in network terminal acquisition request.

5. according to the method for claim 4, wherein, according to the determination result, to described the of the IP Camera Three acquisition parameters are adjusted, including：

If described determine that result is not receive the request message of the video pictures after optimizing described in network terminal acquisition request, The acquisition parameters adjust instruction of the IP Camera is sent to the IP Camera, orders the IP Camera adjustment institute State third shot and take the photograph parameter to second acquisition parameters, the shooting quality to optimization so that shooting quality retracts.

6. according to the method for claim 4, wherein, judging whether that the network terminal and the machine establish and have communication connection Afterwards, in addition to：

There is communication connection if the network terminal be present and established with the machine, judge whether the communication connection is in the network terminal Operating system running background；

If the running background of the operating system of the communication connection in the network terminal, judge whether to receive network end Hold the request message of the video pictures after optimization described in acquisition request；

If not receiving the request message of the video pictures after optimization described in network terminal acquisition request, send the network and take the photograph As the acquisition parameters adjust instruction of head is to the IP Camera, orders the IP Camera to adjust the third shot and take the photograph parameter To the 4th acquisition parameters for reducing shooting quality, wherein, shooting quality corresponding to the 4th acquisition parameters is better than described second Shooting quality corresponding to acquisition parameters.

7. the method according to claim 11, wherein, in addition to：

The acquisition parameters for obtaining the IP Camera are adjusted to the second video-frequency band shot after second acquisition parameters；

Whether inquiry receives the video request message of the second video-frequency band described in network terminal acquisition request；

If receiving the video request message of second video-frequency band, the acquisition parameters adjustment for sending the IP Camera refers to Order orders the IP Camera to adjust second acquisition parameters to the 5th of optimization shooting quality to the IP Camera Acquisition parameters.

8. according to the method for claim 7, wherein, shooting quality corresponding to the 5th acquisition parameters is better than described first Shooting quality corresponding to acquisition parameters.

9. the method according to claim 7 or 8, wherein, it is adjusted to institute in the acquisition parameters for obtaining the IP Camera Before stating the second video-frequency band shot after the second acquisition parameters, in addition to：

Notice that the IP Camera is sent, having adjusted first acquisition parameters to second acquisition parameters is received to disappear Breath, the acquisition parameters that triggering obtains the IP Camera are adjusted to the second video-frequency band shot after second acquisition parameters Operation.

10. according to the method described in claim any one of 1-8, wherein, inquire about whether the present period receives network end Before holding the video request message of the first video-frequency band described in acquisition request, in addition to：

Judge whether the IP Camera opens the key of itself as public key；

If it is not, then triggering performs inquiry operation.

11. according to the method for claim 10, wherein, inquire about the present period whether receive the network terminal request obtain The video request message of first video-frequency band is taken, including：

Judge at least one network terminal of the encryption key distribution of the IP Camera, wherein, at least one network terminal The video-frequency band shot using IP Camera described in the key-parsing of the IP Camera；

Obtain the identification information of at least one network terminal；

According to the identification information of at least one network terminal, search the present period whether receive it is described at least one The video request message of first video-frequency band described in network terminal acquisition request.

12. a kind of control device of IP Camera, including：

Acquisition module, suitable for obtaining the first video-frequency band and the first acquisition parameters that IP Camera is shot in present period；

Enquiry module, suitable for inquiring about whether the present period receives regarding for the first video-frequency band described in network terminal acquisition request Frequency request message, obtains Query Result；

Adjusting module, if being sent suitable for the Query Result not receive the video request message of first video-frequency band The acquisition parameters adjust instruction of the IP Camera orders the IP Camera adjustment described the to the IP Camera One acquisition parameters extremely reduce the second acquisition parameters of shooting quality.

13. device according to claim 12, wherein, in addition to：

Monitoring modular, what the acquisition parameters suitable for monitoring the IP Camera were adjusted to shoot after second acquisition parameters regards Frequency picture；

The adjusting module, it is further adapted for, when monitoring that the video pictures change, sending the bat of the IP Camera Take the photograph parameter adjustment to instruct to the IP Camera, order the IP Camera to adjust second acquisition parameters and clap to optimizing The third shot for taking the photograph quality takes the photograph parameter, wherein, the third shot takes the photograph shooting quality corresponding to parameter and is better than first acquisition parameters Corresponding shooting quality.

14. device according to claim 13, wherein,

The monitoring modular, it is further adapted for continuing the video pictures for monitoring the IP Camera, and video pictures after optimization Middle tracing movement object trajectory；

Described device also includes determining module, if suitable for during the moving object track is followed the trail of, the moving object Track disappears from the video pictures after the optimization, it is determined whether after receiving optimization described in network terminal acquisition request The request message of video pictures, obtain determining result；

The adjusting module, it is further adapted for according to the determination result, parameter is taken the photograph to the third shot of the IP Camera and entered Row adjustment.

15. device according to claim 14, wherein, the determining module is further adapted for：

Judge whether that the network terminal has communication connection with the machine foundation；

If it is not present, it is determined that do not receive the request message of the video pictures after optimization described in network terminal acquisition request.

16. device according to claim 15, wherein, the adjusting module is further adapted for：

If described determine that result is not receive the request message of the video pictures after optimizing described in network terminal acquisition request, The acquisition parameters adjust instruction of the IP Camera is sent to the IP Camera, orders the IP Camera adjustment institute State third shot and take the photograph parameter to second acquisition parameters, the shooting quality to optimization so that shooting quality retracts.

17. device according to claim 15, wherein,

The determining module, it is further adapted for after judging whether that the network terminal has communication connection with the machine foundation, if in the presence of The network terminal is established with the machine communication connection, then judges whether the communication connection is in the operating system of the network terminal Running background；If the running background of the operating system of the communication connection in the network terminal, judges whether to receive The request message of video pictures after to optimization described in network terminal acquisition request；

The adjusting module, if the request for being further adapted for not receiving the video pictures after optimization described in network terminal acquisition request disappears Breath, then send the acquisition parameters adjust instruction of the IP Camera to the IP Camera, order the IP Camera Adjust the third shot and take the photograph parameter to the 4th acquisition parameters for reducing shooting quality, wherein, corresponding to the 4th acquisition parameters Shooting quality is better than shooting quality corresponding to second acquisition parameters.

18. device according to claim 12, wherein,

The acquisition module, be further adapted for obtaining the IP Camera acquisition parameters be adjusted to second acquisition parameters after clap The second video-frequency band taken the photograph；

The enquiry module, it is further adapted for the video request whether inquiry receives the second video-frequency band described in network terminal acquisition request Message；

The adjusting module, if being further adapted for the video request message for receiving second video-frequency band, send the network and take the photograph As the acquisition parameters adjust instruction of head is to the IP Camera, the IP Camera is ordered to adjust second acquisition parameters To the 5th acquisition parameters of optimization shooting quality.

19. device according to claim 18, wherein, shooting quality corresponding to the 5th acquisition parameters is better than described the Shooting quality corresponding to one acquisition parameters.

20. the device according to claim 18 or 19, wherein, in addition to：

Receiving module, the acquisition parameters suitable for obtaining the IP Camera in the acquisition module are adjusted to second shooting Before the second video-frequency band shot after parameter, receive it is that the IP Camera is sent, adjusted first acquisition parameters extremely The notification message of second acquisition parameters, the acquisition parameters that triggering obtains the IP Camera are adjusted to second shooting The operation of the second video-frequency band shot after parameter.

21. according to the device described in claim any one of 12-19, wherein, in addition to：

Determination module, suitable for inquiring about whether the present period is received described in network terminal acquisition request in the enquiry module Before the video request message of first video-frequency band, judge whether the IP Camera opens the key of itself as public close Key；If it is not, then triggering performs inquiry operation.

22. device according to claim 21, wherein, the enquiry module is further adapted for：

Judge at least one network terminal of the encryption key distribution of the IP Camera, wherein, at least one network terminal The video-frequency band shot using IP Camera described in the key-parsing of the IP Camera；

Obtain the identification information of at least one network terminal；

According to the identification information of at least one network terminal, search the present period whether receive it is described at least one The video request message of first video-frequency band described in network terminal acquisition request.