Light control device, video player and smart home system
By integrating video processing, color detection, and light encoding modules into the video player, color parameters are directly decoded from the video signal to drive the lighting equipment to emit light. This solves the problems of high cost and poor controllability caused by external acquisition boxes, and achieves low-cost, highly controllable, and responsive lighting control.
Patent Information
- Application Number
- CN202520177537.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-28
- Publication Date
- 2026-01-30
- Estimated Expiration
- 2035-01-28
AI Technical Summary
Existing light-following motion systems require an external acquisition box, resulting in high engineering costs and poor controllability and tracking performance.
The video player integrates a video processing module, a color detection module, and a light encoding module. It directly decodes the color parameters of the image from the video signal and generates light control parameters to drive the lighting equipment to emit light, eliminating the need for an external acquisition box.
It reduced equipment costs, improved the controllability and tracking of lighting color control, and enhanced the lighting color control effect.
Smart Images
Figure CN223859287U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the field of light technology, in particular to a light control device, a video player and a smart home system. BACKGROUND
[0002] Light follows shadow is a popular technology of smart home. When watching TV or movies, the smart home system can automatically adjust the brightness and color of light, automatically adjust the color and brightness of the background light and atmosphere light strip according to the color change of the video picture, so as to bring the user an extreme viewing experience and light color effect.
[0003] At present, the commonly used light follows shadow system on the market, such as Figure 1 As shown in Figure 1 is a schematic diagram of an example light follows shadow system. The video signal output by the video card of the video player is connected to a capture box through the HDMI video signal line, the video signal is processed by the capture card of the capture box, the light control parameters are output to the light driving circuit, the light driving circuit drives the light equipment, the capture box is controlled by the remote controller, and the capture box outputs a video signal to the display screen for playing.
[0004] However, the above light control device needs to be configured with an external capture box, which has high engineering cost and poor controllability and following property. CONTENT OF THE INVENTION
[0005] In order to solve one of the above defects, the present application provides a light control device, a video player and a smart home system to reduce the cost of equipment and improve the light color control effect.
[0006] A light control device comprises a video processing module, a color detection module and a light encoding module connected in sequence.
[0007] The video processing module is connected to the video source of the video player.
[0008] The color detection module is connected to the output end of the video processing module.
[0009] The light encoding module is connected to the output end of the color detection module.
[0010] The video processing module decodes the video signal from the video source to obtain an image picture, the color detection module detects the color parameters of the image picture, the light encoding module generates light control parameters and outputs them to the light driver to drive the light equipment to emit light.
[0011] In one embodiment, the light control device further comprises an audio processing module connected to the light encoding module, for accessing audio signals and outputting audio spectrum information to the light encoding module.
[0012] In one embodiment, the video processing module, the audio processing module, the color detection module and the light encoding module are integrated on a circuit board.
[0013] A video player, comprising: an input / output device, a mainboard and a graphics card; wherein the mainboard is connected to the input / output device and the graphics card respectively;
[0014] The graphics card is connected to a display screen through an HDMI interface;
[0015] The mainboard is connected to a light driver through the input / output device;
[0016] The mainboard receives video signals of a video source, plays the video signals and outputs them to the display screen after rendering by the graphics card, decodes the video signals into image pictures, detects color parameters and generates light control parameters to be output to the light driver to drive the light device to emit light.
[0017] In one embodiment, the mainboard comprises a video processing module, a color detection module and a light encoding module connected in sequence; wherein the video processing module is connected to the graphics card and the color detection module respectively; and the light encoding module is connected to the input / output device.
[0018] In one embodiment, the mainboard further comprises an audio processing module connected to the light encoding module, for accessing audio signals and outputting audio spectrum information to the light encoding module.
[0019] In one embodiment, the video processing module, the audio processing module, the color detection module and the light encoding module are integrated on the mainboard.
[0020] An intelligent home system, comprising: the video player, a display screen, a light driver and a light device;
[0021] The output end of the graphics card of the video player is connected to the display screen;
[0022] The mainboard of the video player is connected to the light driver, and the light driver is connected to the light device;
[0023] The mainboard of the video player accesses video signals, outputs the video signals to the display screen for playing after rendering by the graphics card, and outputs light control parameters according to the video signals to the light driver through the input / output device to drive the light device to emit light.
[0024] In one embodiment, the light driver comprises a network driver or a wired driver.
[0025] In one embodiment, the light device comprises DMX512 light and WS2812 light.
[0026] The technical solutions of the above embodiments integrate the light control device on the video player, reduce the equipment cost, have good controllability and followability, and improve the light color control effect.
[0027] Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will become apparent to those skilled in the art upon examination of the following and / or can be learned by practice of the application. BRIEF DESCRIPTION OF DRAWINGS
[0028] The above and / or additional aspects and advantages of the application will become apparent and be readily appreciated from the following description, taken in conjunction with the accompanying drawings, in which:
[0029] Figure 1 is a schematic block diagram of a light following shadow system;
[0030] Figure 2 is a schematic structural diagram of a light control device of one embodiment;
[0031] Figure 3 is a schematic structural diagram of a video player of one embodiment;
[0032] Figure 4 is a schematic structural diagram of a video player of another embodiment;
[0033] Figure 5 is a schematic structural diagram of a video player of yet another embodiment;
[0034] Figure 6 is a schematic structural diagram of a smart home system of one embodiment;
[0035] Figure 7 is a schematic structural diagram of a light driver and a light device of one example. DETAILED DESCRIPTION
[0036] Embodiments of the application are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the accompanying drawings are exemplary and are only used to explain the application, and cannot be interpreted as limiting the application.
[0037] It is to be understood that the singular forms "a," "an," and "the" include plural referents unless the context clearly dictates otherwise. It is further understood that the terms "comprising," "including," "containing," and "having" and the like, when used in the specification, specify the presence of stated features, integers, steps, operations, elements, components, and / or the like but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and / or the like.
[0038] Reference Figure 2 As shown, Figure 2 is a schematic diagram of a light control device structure of an embodiment, integrated on a video player, comprising: video processing module, color detection module and light encoding module connected in turn; wherein the video processing module is connected to the video source of the video player; the color detection module is connected to the output end of the video processing module; the light encoding module is connected to the output end of the color detection module; the video processing module decodes the video signal from the video source to obtain an image picture, the color detection module detects the color parameters of the image picture, and the light encoding module generates light control parameters and outputs them to a light driver to drive the light equipment to emit light.
[0039] In an embodiment, the light control device of the present application further comprises an audio processing module connected to the light encoding module, for inputting an audio signal and outputting audio spectrum information to the light encoding module; on the light encoding module, the audio information is superimposed on the control parameters to control the light color effect of the light strip.
[0040] For example, the video processing module described above can be implemented by a video processor chip, which can realize video decoding, image processing and other functions; the color detection module can be implemented by an image processing chip, or by a single-chip microcomputer, such as an STM32 single-chip microcomputer, which realizes the function of analyzing the color information of pixels in an image; the light encoding module can be implemented by a light fixture encoding controller, such as a light strip encoder, an LED encoder, a DMX512 encoder, etc.
[0041] Preferably, the video processing module, the audio processing module, the color detection module and the light encoding module are integrated on one circuit board. For example, the audio processing module can be implemented by an audio processing chip, which realizes the functions of inputting, processing, amplifying and outputting an audio signal.
[0042] As described in the above embodiment, the light control device is integrated on the video player, realizing the functions of video signal decoding, color detection and light encoding of the video source, and further controlling the light equipment, which reduces the cost of the equipment, has good controllability and followability, and improves the light color control effect.
[0043] Compared with the post-acquisition box solution of the conventional technology, the video player is integrated with the light control device, the device cost and the engineering implementation cost in the light color control are reduced, the control process is completed in the video player, the synchronization and following are good, and the light color control effect is improved.
[0044] As shown in Figure 3 , Figure 3 is a structural schematic diagram of the video player of an embodiment, which comprises an input / output device, a host board and a display card; the host board is connected with the input / output device and the display card respectively; the display card is connected with a display screen through an HDMI interface; the host board is connected with a light driver through the input / output device; the host board receives a video signal of a video source, plays the video signal, and outputs the video signal to the display screen after line rendering by the display card, decodes the video signal into an image picture, detects a color parameter, and generates a light control parameter output to the light driver to drive the light device to emit light; for example, the host board can comprise a processor, a circuit board and a memory and the like hardware, and integrates video playing, color detection and light fixture coding and the like related functions.
[0045] In an embodiment, the video player of the present application comprises Figure 4 , Figure 4 is a structural schematic diagram of the video player of another embodiment; the host board is integrated with a video processing module, a color detection module and a light coding module connected in sequence; the video processing module is connected with the display card and the color detection module respectively; the light coding module is connected with the input / output device. Further, the host board further comprises an audio processing module connected with the light coding module, which is used to input an audio signal and output audio spectrum information to the light coding module; on the light coding module, the audio information is superimposed on the control parameter to control the light color of the light strip, so as to realize the effect of light color following the music linkage.
[0046] In an embodiment, the video player of the present application, the video processing module, the audio processing module, the color detection module and the light coding module are integrated on the host board.
[0047] For example, the video player can also adjust the output light control parameter through a UI (User Interface Designer, user interface) interface.
[0048] For example, the video processing module described above can be realized by a video processor chip, which can realize video decoding, image processing and the like functions; the color detection module can be realized by a single-chip microcomputer, such as an STM32 single-chip microcomputer, which realizes the function of analyzing the color information of pixels in an image; the light coding module can be realized by a light fixture coding controller, such as a light coding controller, an LED coding controller and the like.
[0049] Reference Figure 5 as shown, Figure 5 is a structural schematic diagram of a video player of another embodiment; the video player further comprises a communication module for communicating with the outside through wireless communication or wired communication; the wireless communication includes WiFi, Bluetooth, data network, etc., and the wired communication can include USB connection, Ethernet connection, etc. Accordingly, the video player can access video signals, which can be accessed through a television or a video and audio device, or input from the outside through an HDMI interface, etc.; finally, the light control parameters are output to the light driver to drive the light device to emit light; since the output function can be realized by using the hardware of the video player, the device cost and the complexity of the scheme can be reduced compared with the conventional acquisition box method.
[0050] As Figure 6 shown, Figure 6 is a structural schematic diagram of a smart home system of an embodiment, which comprises a video player, a display screen, a light driver and a light device; the video card output end of the video player is connected to the display screen; the mainboard of the video player is connected to the light driver, and the light driver is connected to the light device; the mainboard of the video player accesses video signals, which are output to the display screen for playing after being rendered by the video card, and the light control parameters are output to the light driver according to the video signals through the input / output device to drive the light device to emit light.
[0051] Specifically, the light coding module outputs the light control parameters to the light driver to drive the light device to emit light, so that the light color of the light device changes with the image picture output to the display screen by the video player.
[0052] In an embodiment, the light driver comprises a network driver or a wired driver; and the light device comprises DMX512 light and WS2812 light, etc.
[0053] For example, the video player can be connected to multiple light drivers 1~k, each light driver can adopt different protocols, and each light device can be used to drive multiple light devices 1~m, so as to meet the use requirements of different light devices.
[0054] As Figure 7 shown, Figure 7 is a structural schematic diagram of a light driver and a light device of an example, wherein the light driver comprises a network driver or a wired driver, such as a network LED driver, a USB LED driver, etc., and the light device comprises DMX512 light and WS2812 light, etc., which is convenient for realizing various effects.
[0055] The smart home system of the application can realize adjustable light halo degree, audio combined with video acting on light at the same time, multiple driver connection modes, wired and wireless connection, automatic discovery and multiple light type driving.
[0056] The above only describes some embodiments of the application. It should be pointed out that, for ordinary skilled in the art, without departing from the principles of the application, several improvements and refinements can be made, which should also be considered as the protection scope of the application.
Claims
1. A light control device, characterized by, Comprise: sequentially connected video processing module, color detection module and light encoding module; The video processing module connects the video source of the video player; The color detection module is connected to the output end of the video processing module; The light encoding module is connected to the output end of the color detection module; The video processing module decodes the video signal from the video source to obtain the image picture, the color detection module detects the color parameter of the image picture, and the light encoding module generates the light control parameter output to the light driver to drive the light equipment to emit light.
2. The light control apparatus according to claim 1, characterized by Also include: The audio processing module connected to the light encoding module is used to access the audio signal and output the audio spectrum information to the light encoding module.
3. The light control apparatus according to claim 1, characterized by The video processing module, audio processing module, color detection module and light encoding module are integrated on one circuit board.
4. A video player, characterized by Comprise: Input / output device, mainboard and display card; wherein, the mainboard is connected with the input / output device and display card respectively; The display card is connected to the display screen through the HDMI interface; The mainboard is connected to the light driver through the input / output device; The mainboard receives the video signal of the video source, plays the video signal and outputs it to the display screen after rendering by the display card, decodes the video signal into image picture, detects the color parameter and generates the light control parameter output to the light driver to drive the light equipment to emit light.
5. The video player of claim 4, wherein, The mainboard comprises: sequentially connected video processing module, color detection module and light encoding module; wherein, the video processing module is connected with the display card and color detection module respectively; the light encoding module is connected with the input / output device.
6. The video player of claim 5, wherein, The mainboard further comprises: the audio processing module connected to the light encoding module, which is used to access the audio signal and output the audio spectrum information to the light encoding module.
7. The video player of claim 6, wherein, The video processing module, audio processing module, color detection module and light encoding module are integrated on the mainboard.
8. A smart home system, characterized by, Comprise: The video player of any one of claims 4 to 6, display screen, light driver and light equipment; The display card output end of the video player is connected with the display screen; The mainboard of the video player is connected with the light driver, and the light driver is connected with the light equipment; The mainboard of the video player accesses the video signal, outputs the video signal to the display screen for playing after rendering by the display card, and outputs the light control parameter according to the video signal to the light driver through the input / output device to drive the light equipment to emit light. 9.The smart home system of claim 8, wherein, The light driver comprises network driver or wired driver. 10.The smart home system of claim 8, wherein, The light equipment comprises DMX512 light and WS2812 light.