CN112188288B - Method, system, device and equipment for controlling television - Google Patents
Method, system, device and equipment for controlling television Download PDFInfo
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- CN112188288B CN112188288B CN202010921375.7A CN202010921375A CN112188288B CN 112188288 B CN112188288 B CN 112188288B CN 202010921375 A CN202010921375 A CN 202010921375A CN 112188288 B CN112188288 B CN 112188288B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/44213—Monitoring of end-user related data
- H04N21/44218—Detecting physical presence or behaviour of the user, e.g. using sensors to detect if the user is leaving the room or changes his face expression during a TV program
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/439—Processing of audio elementary streams
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/485—End-user interface for client configuration
- H04N21/4852—End-user interface for client configuration for modifying audio parameters, e.g. switching between mono and stereo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/485—End-user interface for client configuration
- H04N21/4854—End-user interface for client configuration for modifying image parameters, e.g. image brightness, contrast
Abstract
The application relates to the technical field of Internet of things, and discloses a method for controlling a television, which is applied to a control module side. The method comprises the following steps: receiving an energy-saving instruction sent by a user monitoring module, wherein the user monitoring module sends the energy-saving instruction after judging that no user in a film watching state exists in a preset range; and controlling the television to enter an energy-saving mode according to the energy-saving instruction. The control module obtains the energy-saving instruction and controls the television to enter an energy-saving mode according to the energy-saving instruction so as to reduce the energy consumption of the television under the condition that no one watches the television. The application also discloses a system, a device and equipment for controlling the television.
Description
Technical Field
The application relates to the technical field of internet of things, for example, to a method, device and equipment for controlling a television.
Background
With the popularization and the promotion of the smart television, the screen of the smart television gradually develops to a larger screen size, and then a larger power is required to display for supplying power, so that the power consumption of the screen becomes an important component of the power consumption of the smart television. The existing intelligent television focuses more on the richness of media contents and a passive control response function, and the active intelligent control of the television is not enough in degree of emphasis.
In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art: many times, the television still works normally under the condition that no one watches the television, and therefore, the energy is not consumed meaningfully.
Disclosure of Invention
The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview and is intended to neither identify key/critical elements nor delineate the scope of such embodiments, but is intended to be a prelude to the more detailed description that is presented later.
The embodiment of the disclosure provides a method, a system, a device and equipment for controlling a television, so as to reduce the energy consumption of the television under the condition of no people watching.
In some embodiments, the method for controlling a television, applied to the control module side, includes:
receiving an energy-saving instruction sent by a user monitoring module, wherein the user monitoring module sends the energy-saving instruction after judging that no user in a film watching state exists in a preset range;
and controlling the television to enter an energy-saving mode according to the energy-saving instruction.
In some embodiments, controlling the television to enter the power saving mode according to the power saving instruction includes at least one of:
turning down the volume of the television;
reducing the screen display brightness of the television;
turning off the television;
and controlling the television to be in standby.
In some embodiments, after receiving the energy saving instruction sent by the user monitoring module, before controlling the television to enter the energy saving mode according to the energy saving instruction, the method further includes:
and acquiring the current working parameters of the television, and storing the current working parameters as alternative working parameters.
In some embodiments, after controlling the television to enter the energy saving mode according to the energy saving instruction, the method further includes:
acquiring a recovery instruction;
and controlling the television to exit the energy-saving mode according to the recovery instruction.
In some embodiments, controlling the television to exit the power saving mode according to the resume instruction includes:
and setting the television according to the alternative working parameters.
In some embodiments, after controlling the television to enter the energy saving mode according to the energy saving instruction, the method further includes:
and under the condition of acquiring a recovery instruction, setting the television according to preset working parameters.
In some embodiments, in the case of acquiring the recovery instruction, the method further includes:
judging whether an instruction for adjusting the preset working parameters is received or not;
and updating the preset working parameters under the condition of receiving the instruction of adjusting the preset working parameters.
In some embodiments, a system for controlling a television, comprises:
the system comprises a control module and a user monitoring module;
the control module is used for receiving an energy-saving instruction sent by the user monitoring module, wherein the user monitoring module sends the energy-saving instruction after judging that no user in a film watching state exists in a preset range; controlling the television to enter an energy-saving mode according to the energy-saving instruction;
the user monitoring module is used for detecting whether a user in a film watching state exists in a preset range;
and triggering the control module to control the television to enter an energy-saving mode according to the detection result.
In some embodiments, the apparatus comprises the above-described device for controlling a television.
The method, the system, the device and the equipment for controlling the television provided by the embodiment of the disclosure can realize the following technical effects: the control module obtains the energy-saving instruction and controls the television to enter an energy-saving mode according to the energy-saving instruction so as to reduce the energy consumption of the television under the condition that no one watches the television.
The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.
Drawings
One or more embodiments are illustrated in the accompanying drawings, which correspond to the accompanying drawings and not in a limiting sense, in which elements having the same reference numeral designations represent like elements, and in which:
fig. 1 is a schematic diagram of a method for controlling a television according to an embodiment of the present disclosure;
fig. 2 is a timing diagram of a method for controlling a television according to an embodiment of the disclosure;
fig. 3 is a timing diagram of another method for controlling a television provided by an embodiment of the present disclosure;
fig. 4 is a timing diagram of another method for controlling a television provided by an embodiment of the present disclosure;
fig. 5 is a schematic diagram of an apparatus for controlling a television according to an embodiment of the present disclosure.
Detailed Description
So that the manner in which the features and elements of the disclosed embodiments can be understood in detail, a more particular description of the disclosed embodiments, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.
The terms "first," "second," and the like in the description and claims of the embodiments of the disclosure and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the present disclosure described herein may be made. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
The term "plurality" means two or more unless otherwise specified.
In the embodiment of the present disclosure, the character "/" indicates that the preceding and following objects are in an or relationship. For example, A/B represents: a or B.
The term "and/or" is an associative relationship that describes objects, meaning that three relationships may exist. For example, a and/or B, represents: a or B, or A and B.
With reference to fig. 1, an embodiment of the present disclosure provides a method for controlling a television, which is applied to a control module side and includes:
step S101, receiving an energy-saving instruction sent by a user monitoring module, wherein the user monitoring module sends the energy-saving instruction after judging that no user in a film watching state exists in a preset range;
and S102, controlling the television to enter an energy-saving mode according to the energy-saving instruction.
The control module obtains the energy-saving instruction and controls the television to enter an energy-saving mode according to the energy-saving instruction so as to reduce the energy consumption of the television under the condition that no one watches the television.
Optionally, the detecting, by the user monitoring module, whether there is a user in a viewing state within a preset range to obtain an energy saving instruction includes: detecting whether a user in a film watching state exists in a preset range through a user monitoring module; and the user monitoring module obtains an energy-saving instruction according to the detection result.
Optionally, the obtaining, by the user monitoring module, the energy saving instruction according to the detection result includes: under the condition that the detection result is that the user is in a non-film watching state, the user monitoring module matches an energy-saving instruction corresponding to the detection result in a preset instruction database; the instruction database stores the corresponding relation between the detection result and the energy-saving instruction.
In some embodiments, in the case that the user is in the non-viewing state for more than 3 minutes, the control module obtains an energy-saving instruction and controls the television to enter the energy-saving mode according to the energy-saving instruction.
Optionally, when the user monitoring module determines that no user exists in the preset range, the user monitoring module continues to detect in the preset range, and when the user monitoring module does not detect that the user exceeds 3 minutes in the preset range, the control module obtains an energy-saving instruction and controls the television to enter an energy-saving mode according to the energy-saving instruction.
Optionally, controlling the television to enter the energy saving mode according to the energy saving instruction, including at least one of: turning down the volume of the television; turning down the screen display brightness of the television; turning off the television; and controlling the television to be in standby.
Optionally, after receiving an energy saving instruction sent by the user monitoring module, before controlling the television to enter the energy saving mode according to the energy saving instruction, the method further includes: and acquiring the current working parameters of the television, and storing the current working parameters as alternative working parameters.
Optionally, the current operating parameters of the television include: the brightness of the television display screen, the progress of the currently played content, the volume of the currently played content and other working parameters.
Optionally, controlling the television to exit the power saving mode according to the resume instruction includes: and setting the television according to the alternative working parameters.
In some embodiments, after the television enters the energy saving mode, the control module obtains the recovery instruction to control the television to exit the energy saving mode. In some embodiments, the control module obtains the alternative working parameters according to the recovery instruction, sets the television according to the alternative working parameters, and recovers the previous working parameters, so that the television exits the energy-saving mode and recovers the normal operation.
Optionally, when the user is not in the viewing state for more than 5 minutes, the control module obtains a power-off prompt instruction, controls the television to perform power-off prompt according to the power-off prompt instruction, and controls the television to enter the standby mode if a response corresponding to the power-off prompt is not obtained within a certain time. Optionally, the power-off prompt is performed by displaying on a television display screen or performing voice broadcast. In some embodiments, if the user does not respond to the power-off prompt within 1 minute, the control module controls the television to enter the standby mode.
Optionally, after controlling the television to enter the energy saving mode according to the energy saving instruction, the method further includes: and under the condition of acquiring the recovery instruction, setting the television according to preset working parameters.
Optionally, the preset operating parameter is a factory default value of each operating parameter for recovering the operating state of the television after exiting the power saving mode.
Optionally, in a case that the recovery instruction is acquired, the method further includes: judging whether an instruction for adjusting preset working parameters is received or not; and under the condition of receiving an instruction of adjusting the preset working parameters, updating the preset working parameters.
In some embodiments, the user sends an instruction for adjusting the preset working parameters to the control module through the remote controller to adjust the preset working parameters.
Therefore, the control module adjusts the preset working parameters according to the received instruction for adjusting the preset working parameters, so that the adjusted preset working parameters more meet the requirements of users.
Optionally, a system for controlling a television disclosed in an embodiment of the present disclosure includes: the system comprises a control module and a user monitoring module; the control module is used for receiving an energy-saving instruction sent by the user monitoring module, wherein the user monitoring module sends the energy-saving instruction after judging that no user in a film watching state exists in a preset range; controlling the television to enter an energy-saving mode according to the energy-saving instruction; the user monitoring module is used for detecting whether a user in a film watching state exists in a preset range; and triggering the control module to control the television to enter an energy-saving mode according to the detection result.
Optionally, an embodiment of the present disclosure provides a method for controlling a television, which is applied to a home appliance device side, and includes: detecting whether a user exists in a preset range; detecting whether a user in a film watching state exists according to the detection result; and triggering the control module to control the television to enter an energy-saving mode according to the detection result.
The user monitoring module detects whether the user is in a film watching state or not, and controls the television to enter an energy-saving mode according to a detection result, so that the television can adjust working parameters of the television according to a scene and an environment where the television is located, and the effects of energy conservation and environmental protection are achieved.
Optionally, detecting whether there is a user in a viewing state within a preset range includes: determining whether a user exists in a preset range; and under the condition that the user exists in the preset range, detecting whether the user is in a film watching state.
Optionally, determining whether a user exists within a preset range includes: acquiring an image to be detected, and carrying out face recognition on the image to be detected; and determining that the user exists in the preset range under the condition that the face is identified in the image to be detected.
In some embodiments, a television display screen is taken as a center, a detection camera in the television is used for detecting a sector area with a preset distance in front of the television display screen, for example, within a range of 0 to 5 meters, to obtain an image to be detected, the image to be detected is identified through a face identification algorithm, and whether a face exists in the image to be detected is judged. In some embodiments, if two faces are recognized from the acquired image to be detected, it is determined that the user exists within the preset range.
Optionally, the image to be detected is acquired through an infrared sensor, and whether the user exists in a preset range is determined according to the image to be detected.
Optionally, detecting whether the user is in a film watching state includes: acquiring eye feature information of a user from an image to be detected; and detecting whether the user is in a film watching state or not according to the eye feature information.
In some embodiments, if the detection result indicates that the user exists within the preset range, the eye feature information of the user, that is, the viewing line of sight element, is acquired through the image to be detected. Optionally, it is detected whether the user is in a film viewing state by acquiring the film viewing sight line element.
Optionally, the viewing line of sight element comprises: the position of the iris in the whole eye, the included angle between the face plane and the plane of the television display screen and the relative positions of the height of the upper edge and the lower edge of the television. By collecting the film watching sight line elements of which the sight lines are positioned in the television screen area as positive samples and the film watching sight line elements of which the sight lines deviate from the computer screen area as negative samples, learning and training are carried out by using the samples through a support vector machine to obtain an SVM classifier for judging whether the sight lines of human eyes deviate from the television screen area; and finally, judging whether the sight of human eyes in the image to be detected deviates from the television screen area by using the SVM classifier. And under the condition that the sight line of the user in the image to be detected does not deviate from the television screen area, the user is in a film watching state.
Optionally, extracting eye feature information of a user in the image to be detected to determine the position of the outline of the human eye, and further determining the center position of the iris by using gradient information of the image; then constructing a characteristic vector Z = [ FeatureX, featureY, featureXY ], featureX = xc/xw, featureY = yc/yw, featureXY = xw/yw, xw and yw are respectively the width and height of the human eye contour, xc is the horizontal distance between the center of the iris and the left boundary of the human eye contour, and yc is the vertical distance between the center of the iris and the upper boundary of the human eye contour; by collecting a feature vector Z of a sight line in a television screen area as a positive sample and a feature vector Z of a sight line deviated from a computer screen area as a negative sample, learning and training by using the samples through a support vector machine to obtain an SVM classifier for judging whether the sight line of human eyes deviates from the television screen area; and finally, judging whether the sight of human eyes in the current frame image deviates from the television screen area by using the SVM classifier. And under the condition that the sight line of the user in the image to be detected does not deviate from the television screen area, the user is in a film watching state.
Optionally, the positions of the iris in the whole eye are classified into 10 categories, including: up, down, left, right, left up, right up, left down, right down, center, eye closure; the contained angle that face plane and TV display screen plane divide into 8 types, include: 0-45 degrees, 45-90 degrees, 90-135 degrees, 135-180 degrees, 180-225 degrees, 225-270 degrees, 270-315 degrees, 315-360 degrees; the relative positions of the human eyes and the heights of the upper and lower edges of the television are classified into 5 types, including: the positions of the human eyes are flush with the upper edge of the television, the positions of the human eyes are flush with the lower edge of the television, the positions of the human eyes exceed the upper edge of the television, the positions of the human eyes exceed the lower edge of the television, and the positions of the human eyes are positioned between the upper edge and the lower edge of the television. Alternatively, the viewing lines of 10 × 8 × 5=400 in total are obtained by calculating the types of the three elements of the viewing line. Optionally, there are 250 types of film viewing sights that the user is in the film viewing state, that is, there is a user in the film viewing state; in addition, the 150 types of viewing lines are viewing lines when the user is not in a viewing state, i.e. the user is not in the viewing state. In some embodiments, the method includes detecting a viewing line of a user based on a classifier, using the 250 types of viewing lines as a sample, performing dimensionality reduction processing on a picture vector by using a Principal Component Analysis (PCA) method to obtain a classifier of the 250 types of viewing lines, positioning eyes of a face through a camera under the condition that the face in an image to be detected is identified, performing size normalization on the eyes and the eyes in the sample, performing dimensionality reduction processing by using the PCA method, comparing in the 250 types of classifier, detecting which type of the 250 types of viewing lines the current viewing line belongs to, and then judging whether the user is in a viewing state. For example: the three acquired elements of the film watching sight line are 'the middle position of the iris in the whole eye', 'the included angle between the face plane and the plane of the television display screen is 0-45 degrees' and 'the position of the human eye is positioned between the upper edge and the lower edge of the television', the film watching sight line is one of 250 types, and the detection result is that the user is in a film watching state; the three acquired sight lines comprise 'the lower part of the iris in the whole eye', 'the included angle between the face plane and the plane of the television display screen is 45-90 degrees' and 'the position of the human eye exceeds the lower edge of the television', the sight line of the film watching is not in one of 250 types, and the condition that no user is in the film watching state is judged.
Optionally, in the case that a human face is recognized in the image to be detected, the method further includes: and performing living body detection on the face in the image to be detected, and detecting whether the user is in a film watching state or not under the condition that the detection result is that the user is a living body.
In some embodiments, the living body identification comprises: and detecting whether the human face in the image to be detected has the actions of nodding, blinking, shaking and the like.
Optionally, triggering the control module to control the television to enter the energy saving mode according to the detection result, including: and under the condition that no user in the film watching state exists in the detection result, sending an energy-saving instruction to the control module, and triggering the control module to control the television to enter an energy-saving mode.
In some embodiments, the detection result indicates that the user is in a non-viewing state, and when the user is in the non-viewing state for more than 3 minutes, an energy-saving instruction is sent to the control module, and the control module is triggered to control the television to enter an energy-saving mode.
Optionally, when it is determined that the user does not exist within the preset range, the detection is continuously performed within the preset range, and when it is not detected that the user exceeds 3 minutes within the preset range, an energy-saving instruction is sent to the control module, and the control module is triggered to control the television to enter an energy-saving mode.
Optionally, after sending the energy saving command to the control module, the method further includes: the trigger control module acquires the current working parameters of the television and stores the current working parameters as alternative working parameters; the current operating parameters include one or more of the following: and working parameters such as the brightness of the television display screen at the current moment, the progress of the currently played content, the volume of the currently played content and the like.
Optionally, the current operating parameters of the television comprise one or more of: the brightness of the television display screen at the current moment is the brightness of the television display screen before entering the energy-saving mode, the progress of the currently played content is the progress of the played content before entering the energy-saving mode, the volume of the currently played content and other working parameters are the volume of the played content before entering the energy-saving mode.
Optionally, after triggering the control module to control the television to enter the energy saving mode according to the detection result, the method further includes: detecting whether a user in a film watching state exists in a preset range; and under the condition that a user in a film watching state exists in the preset range, sending a recovery instruction to the control module, triggering the control module to control the television to exit the energy-saving mode according to the recovery instruction, and triggering the control module to set the television according to the alternative working parameters.
In some embodiments, after the television enters the energy saving mode, the user monitoring module continues to perform real-time detection on the preset range, and when it is detected that a user in a viewing state exists in the preset range, a recovery instruction is sent to the control module, and the control module is triggered to control the television to exit the energy saving mode according to the recovery instruction.
Optionally, the triggering control module controls the television to enter a power saving mode, including at least one of: turning down the volume of the television; the screen display brightness of the television is reduced; turning off the television; and controlling the television to be in standby.
Optionally, under the condition that no user in the film watching state exists in the preset range, judging whether the time that no user is in the film watching state reaches a set threshold value or not; and under the condition that the time when no user is in a film watching state reaches a set threshold value, sending a shutdown prompt instruction to the control module, triggering the control module to control the television to perform shutdown prompt according to the shutdown prompt instruction, and if a response corresponding to the shutdown prompt is not obtained within a certain time, triggering the control module to control the television to enter a standby mode.
In some embodiments, after the user is determined to be present in the preset range, the user monitoring module continues to detect the user within the preset range, and sends a shutdown prompt instruction to the control module when the user is in a non-viewing state for more than 5 minutes.
Optionally, when it is detected that no user exists within the preset range, a power-off prompt instruction is sent to the control module, the control module is triggered to control the television to perform power-off prompt, and if the user does not respond to the power-off prompt within 1 minute, the control module is triggered to control the television to enter a standby mode.
Therefore, the camera tracks the environment in the visual range of the television in real time, the working state of the television is actively adjusted according to the environment, the purposes of self-adapting to the environment and adjusting the working state are achieved, and particularly, a good energy-saving effect is achieved when no one watches the image.
Optionally, an embodiment of the present disclosure provides a system for controlling a television, including a control module and a user monitoring module.
Optionally, the control module is configured to receive an energy saving instruction sent by the user monitoring module, where the energy saving instruction is obtained by detecting, by the user monitoring module, whether there is a user in a film viewing state within a preset range; and controlling the television to enter an energy-saving mode according to the energy-saving instruction.
Optionally, the user monitoring module is configured to detect whether a user in a viewing state exists within a preset range; and triggering the control module to control the television to enter an energy-saving mode according to the detection result.
Referring to fig. 2, an embodiment of the present disclosure provides a method for controlling a television, including:
step S201, the user terminal sends a start instruction to the control module.
And S202, the control module acquires a starting instruction and controls the television to be started according to the starting instruction.
Step S203, the user monitoring module detects the preset range through the camera to obtain the image to be detected.
And step S204, the user monitoring module performs face recognition on the image to be detected.
In step S205, the user monitoring module determines that the user exists in the preset range when the user identifies the face.
In step S206, the user monitoring module performs living body detection on the user to determine whether the user is a living body.
In step S207, the user monitoring module determines that the user is in a film watching state when determining that the user is a living body.
Step S208, the user terminal sends a control request to the control module, for example: turning up the volume of the television, turning up the brightness of the television display screen, and the like.
In step S209, the control module receives the control request and controls the television according to the control request.
Referring to fig. 3, an embodiment of the present disclosure provides a method for controlling a television, including:
step S301, the user monitoring module detects the preset range through the camera to obtain the image to be detected.
Step S302, a user monitoring module carries out face recognition on an image to be detected and determines whether a user exists in a preset range; and under the condition that the user monitoring module does not recognize the face from the image to be detected, determining that no user exists in the preset range.
Step S303, under the condition that no user exists in the preset range, the user monitoring module sends an energy-saving instruction to the control module.
Step S304, the control module receives an energy saving command, and controls the television to enter an energy saving mode according to the energy saving command, for example: turning down the volume of the television or turning down the brightness of the television display screen.
Step S305, the control module obtains and stores the current working parameters of the television, and takes the current working parameters as alternative working parameters.
And step S306, the user monitoring module continues to detect the preset range to acquire the image to be detected.
Step S307, the user monitoring module carries out face recognition on the image to be detected and determines whether a user exists in a preset range; and under the condition that the user monitoring module identifies the face from the image to be detected, determining that the user exists in the preset range.
And step S308, performing living body detection on the user corresponding to the face in the image to be detected.
Step S309, under the condition that the user corresponding to the face is determined to be the living body, whether the user is in the film watching state is detected.
Step S310, under the condition that the user is in the film watching state, the user monitoring module sends a recovery instruction to the control module.
And step S311, the control module receives the recovery instruction, acquires the alternative working parameters according to the recovery instruction, sets the television according to the alternative working parameters, and controls the television to exit the energy-saving mode.
Therefore, the user monitoring module is used for detecting the preset range in real time to obtain the image to be detected, whether the user exists in the preset range is determined according to the image to be detected, the energy-saving instruction is sent to the control module under the condition that the user does not exist in the preset range, the control module is triggered to control the television to enter the energy-saving mode, the television can adjust the working parameters of the television according to the scene and environment where the television is located, and the effects of energy conservation and environmental protection are achieved.
Referring to fig. 4, another method for controlling a television according to an embodiment of the present disclosure includes:
step S401, the user monitoring module detects the preset range to obtain the image to be detected.
Step S402, the user monitoring module carries out face recognition on the image to be detected and determines whether a user exists in a preset range; determining that a user exists in a preset range under the condition that the user monitoring module identifies a face from an image to be detected; and under the condition that the user monitoring module does not recognize the face from the image to be detected, determining that no user exists in the preset range.
In step S403, the user monitoring module performs living body detection on the user when the user exists in the preset range.
Step S404, detecting whether the user is in the film watching state by acquiring three elements of film watching sight of the user under the condition that the user is detected to be a living body.
Step S405, the user monitoring module sends an energy-saving instruction to the control module under the condition that the detection result is that the user is in a non-film watching state.
Step S406, the control module receives an energy-saving instruction and controls the television to enter an energy-saving mode according to the energy-saving instruction; for example: turning down the volume of the television or turning down the brightness of the television display screen.
Step S407, the control module obtains and stores the current working parameters of the television, and takes the current working parameters as alternative working parameters.
Step S408, the user monitoring module continues to detect the preset range to obtain the image to be detected.
Step S409, the user monitoring module carries out face recognition on the image to be detected and determines whether a user exists in a preset range; and under the condition that the user monitoring module identifies the face from the image to be detected, determining that the user exists in the preset range.
And step S410, performing living body detection on the user corresponding to the face in the image to be detected.
In step S411, it is detected whether the user is in a viewing state when it is determined that the user corresponding to the face is a living body.
Step S412, under the condition that the user is in the film watching state, the user monitoring module sends a recovery instruction to the control module.
And step 413, the control module receives the recovery instruction, acquires the alternative working parameters according to the recovery instruction, sets the television according to the alternative working parameters, and controls the television to exit the energy-saving mode.
Therefore, the image to be detected is acquired by installing the camera, the application of technologies such as face recognition, living body detection and sight tracking is combined, the camera covers the visual range of the television, the image in the visual range of the television is acquired, the working state and parameters of the display are intelligently adjusted according to whether a person is watching the image, and the effects that the display screen saves electricity when no person watches the image and the display screen is activated when someone watches the image are achieved.
As shown in fig. 5, an apparatus for controlling a television according to an embodiment of the present disclosure includes a processor (processor) 100 and a memory (memory) 101 storing program instructions. Optionally, the apparatus may also include a Communication Interface (Communication Interface) 102 and a bus 103. The processor 100, the communication interface 102, and the memory 101 may communicate with each other via a bus 103. The communication interface 102 may be used for information transfer. The processor 100 may call program instructions in the memory 101 to perform the method for controlling a television of the above-described embodiments.
Further, the program instructions in the memory 101 may be implemented in the form of software functional units and stored in a computer readable storage medium when sold or used as a stand-alone product.
The memory 101, which is a computer-readable storage medium, may be used for storing software programs, computer-executable programs, such as program instructions/modules corresponding to the methods in the embodiments of the present disclosure. The processor 100 executes functional applications and data processing, i.e., implements the method for controlling a television in the above-described embodiments, by executing program instructions/modules stored in the memory 101.
The memory 101 may include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created according to the use of the terminal device, and the like. In addition, memory 101 may include high speed random access memory and may also include non-volatile memory.
Optionally, the means for controlling the television is a control module.
According to the device for controlling the television, the control module obtains the energy-saving instruction and controls the television to enter the energy-saving mode according to the energy-saving instruction, so that the energy consumption of the television under the condition that no one watches the television is reduced.
An apparatus provided by an embodiment of the present disclosure includes the above apparatus for controlling a television, applied to a control module side, and the apparatus is configured to: receiving an energy-saving instruction sent by a user monitoring module, wherein the energy-saving instruction is obtained by detecting whether a user in a film watching state exists in a preset range through the user monitoring module; and controlling the television to enter an energy-saving mode according to the energy-saving instruction.
Optionally, the device is a smart television with a user monitoring module and a control module.
The device provided by the embodiment of the disclosure controls the television to enter the energy-saving mode by acquiring the energy-saving instruction and according to the energy-saving instruction, so that the energy consumption of the television under the condition of no people watching is reduced. The disclosed embodiments provide a computer-readable storage medium storing computer-executable instructions configured to perform the above-described method for controlling television provision.
The disclosed embodiments provide a computer program product comprising a computer program stored on a computer readable storage medium, the computer program comprising program instructions that, when executed by a computer, cause the computer to perform the above-described method for acquiring control instructions; acquiring a first system calling sequence according to the control instruction; and carrying out a method for controlling the television according to the first system call sequence.
The computer readable storage medium described above may be a transitory computer readable storage medium or a non-transitory computer readable storage medium.
The technical solution of the embodiments of the present disclosure may be embodied in the form of a software product, which is stored in a storage medium and includes one or more instructions for enabling a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present disclosure. And the aforementioned storage medium may be a non-transitory storage medium comprising: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes, and may also be a transient storage medium.
The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may incorporate structural, logical, electrical, process, and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. Furthermore, the words used in the specification are words of description only and are not intended to limit the claims. As used in the description of the embodiments and the claims, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Similarly, the term "and/or" as used in this application is meant to encompass any and all possible combinations of one or more of the associated listed. Furthermore, the terms "comprises" and/or "comprising," when used in this application, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. Without further limitation, an element defined by the phrase "comprising a" \8230; "does not exclude the presence of additional like elements in a process, method or apparatus comprising the element. In this document, each embodiment may be described with emphasis on differences from other embodiments, and the same and similar parts between the respective embodiments may be referred to each other. For methods, products, etc. of the embodiment disclosure, reference may be made to the description of the method section for relevance if it corresponds to the method section of the embodiment disclosure.
Those of skill in the art would appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software may depend upon the particular application and design constraints imposed on the solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the disclosed embodiments. It can be clearly understood by the skilled person that, for convenience and simplicity of description, the specific working processes of the above-described systems, apparatuses, and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the embodiments disclosed herein, the disclosed methods, products (including but not limited to devices, apparatuses, etc.) may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units may be only one type of logical functional division, and there may be other divisions in actual implementation, for example, multiple units or components may be combined or may be integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form. The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to implement the present embodiment. In addition, functional units in the embodiments of the present disclosure may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.
The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to embodiments of the present disclosure. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). In some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. In the description corresponding to the flowcharts and block diagrams in the figures, operations or steps corresponding to different blocks may also occur in different orders than disclosed in the description, and sometimes there is no specific order between different operations or steps. For example, two sequential operations or steps may in fact be executed substantially concurrently, or they may sometimes be executed in the reverse order, depending upon the functionality involved. Each block of the block diagrams and/or flowchart illustrations, and combinations of blocks in the block diagrams and/or flowchart illustrations, can be implemented by special purpose hardware-based systems that perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
Claims (10)
1. A method for controlling a television, applied to a control module side, comprising:
receiving an energy-saving instruction sent by a user monitoring module, wherein the user monitoring module sends the energy-saving instruction after judging that no user in a film watching state exists in a preset range;
controlling the television to enter an energy-saving mode according to the energy-saving instruction;
judging whether the user is in a film watching state or not by the following method: acquiring an image to be detected through an infrared sensor, and acquiring eye feature information of the user from the image to be detected; detecting whether the user is in a film watching state or not according to the eye feature information; the eye feature information is a film viewing sight factor;
the film viewing sight line element comprises: the position of the iris in the whole eye, the included angle between the face plane and the plane of the television display screen and the relative positions of the heights of the upper edge and the lower edge of the television and the eyes; the positions of the iris in the whole eye are classified into 10 types, including: up, down, left, right, left up, right up, left down, right down, center, closed eyes; the contained angle that face plane and TV display screen plane divide into 8 types, includes: 0-45 degrees, 45-90 degrees, 90-135 degrees, 135-180 degrees, 180-225 degrees, 225-270 degrees, 270-315 degrees, 315-360 degrees; the relative positions of the human eyes and the heights of the upper edge and the lower edge of the television are divided into 5 types, including: the positions of human eyes are flush with the upper edge of the television, the positions of human eyes are flush with the lower edge of the television, the positions of human eyes exceed the upper edge of the television, the positions of human eyes exceed the lower edge of the television, and the positions of human eyes are positioned between the upper edge and the lower edge of the television;
calculating the types of viewing sight line elements to obtain 10 × 8 × 5= -400 types of viewing sight line elements; wherein, 250 types of film watching sight line elements are film watching sight line elements of the user in a film watching state; adopting the 250-class film-watching sight line elements as samples, and performing dimensionality reduction processing on picture vectors of the samples by utilizing a Principal Component Analysis (PCA) method to obtain a classifier of the 250-class film-watching sight line;
detecting whether the user is in a film watching state according to the eye feature information, wherein the detecting comprises the following steps: comparing the viewing sight line elements in the image to be detected in the classifier of the 250 types of viewing sight lines, and when the viewing sight line elements in the image to be detected are any one of the 250 types, determining that the user is in a viewing state according to a detection result; or when the film viewing sight line element in the image to be detected is not in any one of the 250 types, the detection result is that the user is not in a film viewing state.
2. The method of claim 1, wherein controlling the television to enter a power saving mode according to the power saving command comprises at least one of:
turning down the volume of the television;
reducing the screen display brightness of the television;
turning off the television;
and controlling the television to be in standby.
3. The method according to claim 1, wherein after receiving the energy saving command from the user monitoring module, before controlling the television to enter the energy saving mode according to the energy saving command, the method further comprises:
and acquiring the current working parameters of the television, and storing the current working parameters as alternative working parameters.
4. The method of claim 3, wherein after controlling the television to enter the power saving mode according to the power saving command, the method further comprises:
acquiring a recovery instruction;
and controlling the television to exit the energy-saving mode according to the recovery instruction.
5. The method of claim 4, wherein controlling the television to exit the power-saving mode comprises:
and setting the television according to the alternative working parameters.
6. The method of claim 1, wherein after controlling the television to enter the power saving mode according to the power saving command, the method further comprises:
and under the condition of acquiring the recovery instruction, setting the television according to preset working parameters.
7. The method according to claim 6, wherein in case of acquiring the recovery instruction, further comprising:
judging whether an instruction for adjusting the preset working parameters is received;
and under the condition of receiving an instruction of adjusting the preset working parameters, updating the preset working parameters.
8. A system for controlling a television, comprising:
the system comprises a control module and a user monitoring module;
the control module is used for receiving an energy-saving instruction sent by the user monitoring module, wherein the user monitoring module sends the energy-saving instruction after judging that no user in a film watching state exists in a preset range; controlling the television to enter an energy-saving mode according to the energy-saving instruction; judging whether the user is in a film watching state or not by the following method: acquiring an image to be detected through an infrared sensor, and acquiring eye feature information of the user from the image to be detected; detecting whether the user is in a film watching state or not according to the eye feature information; the eye feature information is a film viewing sight factor;
the user monitoring module is used for detecting whether a user in a film watching state exists in a preset range;
triggering a control module to control the television to enter an energy-saving mode according to the detection result;
the film viewing sight line elements comprise: the positions of irises in the whole eyes, the included angle between the face plane and the plane of a television display screen and the relative positions of the heights of the human eyes and the upper edge and the lower edge of the television; the positions of the iris in the whole eye are classified into 10 types, including: up, down, left, right, left up, right up, left down, right down, center, closed eyes; the contained angle that face plane and TV display screen plane divide into 8 types, include: 0-45 degrees, 45-90 degrees, 90-135 degrees, 135-180 degrees, 180-225 degrees, 225-270 degrees, 270-315 degrees, 315-360 degrees; the relative positions of the human eyes and the heights of the upper edge and the lower edge of the television are divided into 5 types, including: the positions of human eyes are flush with the upper edge of the television, the positions of human eyes are flush with the lower edge of the television, the positions of human eyes exceed the upper edge of the television, the positions of human eyes exceed the lower edge of the television, and the positions of human eyes are positioned between the upper edge and the lower edge of the television;
calculating the types of viewing sight line elements to obtain 10 × 8 × 5= -400 types of viewing sight line elements; wherein, 250 types of film watching sight line elements are film watching sight line elements of the user in a film watching state; adopting the 250-class film-watching sight line elements as samples, and performing dimensionality reduction processing on picture vectors of the samples by utilizing a Principal Component Analysis (PCA) method to obtain a classifier of the 250-class film-watching sight line;
detecting whether the user is in a film watching state according to the eye feature information, wherein the detecting comprises the following steps: comparing the viewing sight line elements in the image to be detected in the classifier of the 250 types of viewing sight lines, and when the viewing sight line elements in the image to be detected are any one of the 250 types, determining that the user is in a viewing state according to a detection result; or when the film viewing sight line element in the image to be detected is not in any one of the 250 types, the detection result is that the user is not in a film viewing state.
9. An apparatus for controlling a television, comprising a processor and a memory having stored thereon program instructions, wherein the processor is configured to perform the method for controlling a television of any of claims 1 to 7 when executing the program instructions.
10. An electronic device, characterized in that it comprises an apparatus for controlling a television according to claim 9.
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