阅读说明：本技术 限制级画面检测方法、装置、显示设备和可读存储介质 (Limit level picture detection method and device, display equipment and readable storage medium ) 是由 毛俊 于 2020-06-11 设计创作，主要内容包括：本发明提供一种限制级画面检测方法、装置、显示设备和可读存储介质,该限制级画面检测方法包括：在限制模式下,对待播放的视频源进行软解码,获得所述视频源的画面帧数据；利用预先建立的限制特征模型分析所述画面帧数据,获取所述画面帧数据中具有限制级图像的帧数据；对所述帧数据的限制级图像进行马赛克处理后,输出所述视频源的画面帧数据。本发明的限制级画面检测方法,在显示设备上进行画面帧数据的显示时,具有限制级图像的内容将通过马赛克自动遮挡起来,可以有效避免限制级内容对低龄人群带来不良的心理影响,并提高用户体验度。(The invention provides a limiting-level picture detection method, a limiting-level picture detection device, a display device and a readable storage medium, wherein the limiting-level picture detection method comprises the following steps: in the limiting mode, performing soft decoding on a video source to be played to obtain picture frame data of the video source; analyzing the frame data by utilizing a pre-established limit characteristic model, and acquiring frame data with a limit-level image in the frame data; and after the limiting level image of the frame data is subjected to mosaic processing, outputting the frame data of the video source. According to the limiting-level picture detection method, when picture frame data are displayed on the display equipment, the content of the limiting-level picture is automatically shielded through the mosaic, so that the adverse psychological influence of the limiting-level content on the low-age group can be effectively avoided, and the user experience is improved.)

1. A constrained level picture detection method, comprising:

in the limiting mode, performing soft decoding on a video source to be played to obtain picture frame data of the video source;

analyzing the frame data by utilizing a pre-established limit characteristic model, and acquiring frame data with a limit-level image in the frame data;

and after the limiting level image of the frame data is subjected to mosaic processing, outputting the frame data of the video source.

2. The constrained level picture detection method according to claim 1, further comprising:

controlling a camera to collect a user image, and extracting body characteristics of a user according to the user image;

entering the restricted mode when the user is determined to be a non-adult based on the physical characteristics of the user.

3. The constrained level picture detection method according to claim 1, further comprising:

and when the mosaic-processed picture frame data is output, reducing the volume of the corresponding audio to a preset value.

4. The constrained level picture detection method according to claim 1, wherein said mosaic processing of the constrained level image of the frame data comprises:

and performing mosaic processing on the limit-level image of the frame data by utilizing an OpenCV computer vision library.

5. The constrained level screen detection method of claim 1, wherein the constrained feature model comprises an OpenCV feature model.

6. A limiting-level picture detection apparatus, comprising:

the soft decoding module is used for performing soft decoding on a video source to be played in a limited mode to obtain picture frame data of the video source;

the frame data analysis module is used for analyzing the frame data by utilizing a pre-established limit feature model and acquiring the frame data with a limit level image in the frame data;

and the limited picture processing module is used for outputting the picture frame data of the video source after the limited-level image of the frame data is subjected to mosaic processing.

7. The limiting-level picture detection apparatus according to claim 6, further comprising:

the user age identification module is used for controlling the camera to collect a user image and extracting the body characteristics of the user according to the user image;

and the limited mode switching module is used for entering the limited mode when the user is determined to be a non-adult according to the physical characteristics of the user.

8. The limiting-level picture detection apparatus according to claim 6, further comprising:

and the volume adjusting module is used for reducing the volume of the corresponding audio to a preset value when the frame data processed by the mosaic is output.

9. A display device characterized by comprising a memory storing a computer program and a processor executing the computer program to cause the display device to execute the limitation-level picture detection method according to any one of claims 1 to 5.

10. A readable storage medium, characterized in that it stores a computer program which, when run on a processor, performs the limit level picture detection method of any one of claims 1 to 5.

Technical Field

The invention relates to the technical field of display, in particular to a limiting-level picture detection method, a limiting-level picture detection device, display equipment and a readable storage medium.

Background

The development of random internet changes day by day, and display device is also more and more intelligent, and the form that presents in the masses is also diversified, and program content is also more and more abundant, in order to prevent that children from seeing some unhealthy restriction contents such as horror, bloody smell, violence through the TV, child lock, children's mode function have been introduced to current display device. However, once the child mode or child lock is turned on, the user can only see the television contents in the specified category, a lot of contents can be filtered, and for a family, it is certain that not only children can watch the television, but also adults need to watch the television, and when the adults need to watch the television, the television mode needs to be adjusted to the adult mode, so that the flexibility is low, and the user experience is reduced.

Disclosure of Invention

In view of the above problems, the present invention provides a limiting-level picture detection method, device, display device and readable storage medium, so as to effectively avoid the adverse psychological effect of limiting-level content on the elderly population and improve the user experience.

In order to achieve the purpose, the invention adopts the following technical scheme:

a constrained level picture detection method, comprising:

in the limiting mode, performing soft decoding on a video source to be played to obtain picture frame data of the video source;

analyzing the frame data by utilizing a pre-established limit characteristic model, and acquiring frame data with a limit-level image in the frame data;

and after the limiting level image of the frame data is subjected to mosaic processing, outputting the frame data of the video source.

Preferably, the method for detecting a restricted-level picture further includes:

controlling a camera to collect a user image, and extracting body characteristics of a user according to the user image;

entering the restricted mode when the user is determined to be a non-adult based on the physical characteristics of the user.

Preferably, the method for detecting a restricted-level picture includes:

and when the mosaic-processed picture frame data is output, reducing the volume of the corresponding audio to a preset value.

Preferably, in the limited-level picture detection method, the mosaic processing of the limited-level image of the frame data includes:

and performing mosaic processing on the limit-level image of the frame data by utilizing an OpenCV computer vision library.

Preferably, in the limiting-level picture detection method, the limiting feature model includes an OpenCV feature model.

The present invention also provides a limit-level picture detection apparatus, comprising:

the soft decoding module is used for performing soft decoding on a video source to be played in a limited mode to obtain picture frame data of the video source;

the frame data analysis module is used for analyzing the frame data by utilizing a pre-established limit feature model and acquiring the frame data with a limit level image in the frame data;

and the limited picture processing module is used for outputting the picture frame data of the video source after the limited-level image of the frame data is subjected to mosaic processing.

Preferably, the limiting-level picture detecting apparatus further includes:

the user age identification module is used for controlling the camera to collect a user image and extracting the body characteristics of the user according to the user image;

and the limited mode switching module is used for entering the limited mode when the user is determined to be a non-adult according to the physical characteristics of the user.

Preferably, the limiting-level picture detecting apparatus further includes:

and the volume adjusting module is used for reducing the volume of the corresponding audio to a preset value when the frame data processed by the mosaic is output.

The invention also provides a display device, which comprises a memory and a processor, wherein the memory stores a computer program, and the processor runs the computer program to enable the display device to execute the limiting-level picture detection method.

The invention also provides a readable storage medium storing a computer program which, when run on a processor, performs the limiting-level picture detection method.

The invention provides a limiting-level picture detection method, which comprises the following steps: in the limiting mode, performing soft decoding on a video source to be played to obtain picture frame data of the video source; analyzing the frame data by utilizing a pre-established limit characteristic model, and acquiring frame data with a limit-level image in the frame data; and after the limiting level image of the frame data is subjected to mosaic processing, outputting the frame data of the video source. According to the limiting-level picture detection method, when picture frame data are displayed on the display equipment, the content of the limiting-level picture is automatically shielded through the mosaic, and the adverse psychological influence of the limiting-level content on the low-age group can be effectively avoided.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings required to be used in the embodiments will be briefly described below, and it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope of the present invention. Like components are numbered similarly in the various figures.

Fig. 1 is a flowchart of a limiting-level picture detection method according to embodiment 1 of the present invention;

fig. 2 is a flowchart of a limiting-level picture detection method according to embodiment 2 of the present invention;

fig. 3 is a flowchart of a limiting-level picture detection method according to embodiment 3 of the present invention;

fig. 4 is a schematic structural diagram of a limiting-level picture detection apparatus provided in embodiment 4 of the present invention;

FIG. 5 is a schematic structural diagram of another limiting-level picture detection apparatus provided in embodiment 4 of the present invention;

fig. 6 is a schematic structural diagram of a third limiting-level picture detection apparatus provided in embodiment 4 of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

Hereinafter, the terms "including", "having", and their derivatives, which may be used in various embodiments of the present invention, are only intended to indicate specific features, numbers, steps, operations, elements, components, or combinations of the foregoing, and should not be construed as first excluding the existence of, or adding to, one or more other features, numbers, steps, operations, elements, components, or combinations of the foregoing.

Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which various embodiments of the present invention belong. The terms (such as those defined in commonly used dictionaries) should be interpreted as having a meaning that is consistent with their contextual meaning in the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein in various embodiments of the present invention.