WO2017118352A1 - Interactive recording and broadcasting system - Google Patents
Interactive recording and broadcasting system Download PDFInfo
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- WO2017118352A1 WO2017118352A1 PCT/CN2016/113706 CN2016113706W WO2017118352A1 WO 2017118352 A1 WO2017118352 A1 WO 2017118352A1 CN 2016113706 W CN2016113706 W CN 2016113706W WO 2017118352 A1 WO2017118352 A1 WO 2017118352A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
Definitions
- the utility model relates to the field of recording and broadcasting, in particular to an interactive recording and broadcasting system.
- the interactive recording and broadcasting system As an integrated device that can provide on-site video recording, live broadcast, information integration, post-editing and on-demand, the interactive recording and broadcasting system has been widely used in education, audio and video products, corporate conferences and merchandise display. field.
- HDMI high definition multimedia interfaces
- LVDS Low-Voltage Differential Signaling
- the application field of the interactive smart tablet is basically the same as the interactive recording and broadcasting system. It combines functions such as computer and TV, and controls the content displayed on the display tablet through touch technology to provide a good human-computer interaction mode and user experience. High satisfaction.
- the existing interactive recording and recording systems are mostly independent interactive recording and broadcasting systems, and do not support touch operations.
- the interactive recording system and the interactive smart tablet are highly isolated, which seriously affects the user experience, product performance and market progress.
- the object of the present invention is to provide an interactive recording and broadcasting system, which can improve the versatility, human-computer interaction performance and user experience satisfaction of the interactive recording and broadcasting system, and can also reduce the product cost.
- the interactive recording and broadcasting system of the present invention includes:
- the display driver board is electrically connected to an output end of the computer to receive an audio and video signal output by the computer;
- the LVDS to HDMI converter is connected between the display driver board and the recording device.
- an adapter board connected between the computer and the LVDS to HDMI converter is further included.
- a control panel with a touch function connected to the recording device is further included.
- the video capture device and the audio collection device respectively connected to the recording device are further included.
- the recording and playback device is connected to the control panel and the video capture device through a serial port.
- the recording device and the video collection device each have a network interface, and the recording device is connected to the video collection device through a network cable.
- the video capture device includes an automatic tracking camera and a recording camera
- the interactive recording system further includes a switch respectively connected to the computer and the recording device, and the recording device is connected to the recording camera through a network cable.
- the switch is connected to the tracking camera through a network cable.
- the video capture device supports POE power supply.
- a power source respectively connected to the recording device, the control panel and the video capture device is further included.
- a GPIO connected between the display driver board and the power source is further included.
- the interactive recording and broadcasting system of the present invention passes the LVDS to HDMI converter, so that it has the function of receiving LVDS signals, which can improve the versatility of the interactive recording and broadcasting system;
- the recording and broadcasting system integrates an interactive whole machine, and the user touches and operates the operating system of the computer by using the touch screen of the tablet of the interactive whole machine, and can also touch and operate the recording and recording device, which can provide a good human-computer interaction mode for the user and increase user satisfaction;
- the video capture device can support POE power supply, so the power supply and signal transmission of the video capture device can be realized through the network cable, the power supply line can be simplified, and the power supply mode is simple; in addition, the display driver board controls the GPIO to generate high and low levels. By triggering the power supply to power or power off the recording device and its external devices, the power management can be realized, and the interaction of the interactive recording and broadcasting system can be further improved.
- FIG. 1 is a schematic structural diagram of an interactive recording and broadcasting system according to an embodiment of the present invention.
- FIG. 2 is another schematic structural diagram of an interactive recording and broadcasting system according to an embodiment of the present invention.
- FIG. 3 is another schematic structural diagram of an interactive recording and broadcasting system according to an embodiment of the present invention.
- FIG. 4 is another schematic structural diagram of an interactive recording and broadcasting system according to an embodiment of the present invention.
- FIG. 5 is another schematic structural diagram of an interactive recording and broadcasting system according to an embodiment of the present invention.
- FIG. 1 is a schematic structural diagram of an interactive recording and broadcasting system according to an embodiment of the present invention.
- Interactive recording system 1000 includes a computer 100, a display driver board 200, an LVDS to HDMI converter 300, and a recording and playback device 400.
- the computer 100 serves as a first signal source of the interactive recording and broadcasting system 1000 for generating audio and video signals
- the display driving board 200 is electrically connected to the output end of the computer 1 to receive the audio and video signals output by the computer 100, and the display driving board 200 will
- the received audio and video signal is first converted into an LVDS signal, and then the LVDS signal is split into two paths, and one of the LVDS signals is sent to the display screen for direct display.
- the LVDS-to-HDMI converter 300 is connected between the display driving board 200 and the recording device 400 to receive another LVDS signal of the display driving board 200, and converts the LVDS signal into an HDMI signal to the recording device 400. send. Since the interactive recording system 1000 is provided with an LVDS to HDMI converter 300, the interactive recording and playback device can be used for receiving LVDS signals, which is highly versatile.
- an adapter board 500 is further disposed between the computer 100 and the LVDS to HDMI converter 300, and the adapter board 500 receives the audio and video signals sent by the computer 100.
- the audio and video signals are transferred to the LVDS to HDMI converter 300.
- the adapter board 500 realizes the switching of the audio and video signals on the one hand, and on the other hand, when the fault occurs, the signal is also exported through the adapter board 500 to perform the fault. Judgment and analysis.
- the interactive recording and broadcasting system 1000 further includes a control panel 600 with a touch function connected to the recording and playback device 400, and the control panel 600 is configured to send a control instruction to the recording and playback device 400.
- the control panel 600 includes function keys such as start, pause, and automatic recording, and the user can perform a function operation on the recording and playback device 400 through the touch control panel 600.
- the interactive recording and broadcasting system 1000 further includes a switch 700, an audio collection device 800, and a video collection device.
- the video collection device includes at least one tracking camera 910 and at least one recording camera 920.
- Acquisition device 800 includes at least one microphone.
- the switch 700, the tracking camera 910, the recording camera 920, and the recording and playback device 400 all have a network interface (such as an RJ45 interface), and the switch 700 is connected to the tracking camera 910 and the recording and playback device 400 through a network cable.
- the recording device 400 is connected to the recording camera 920 through a network cable.
- the signal generated by the tracking camera 910 can be transmitted to the recording device 400 through the switch 700, and the signal collected by the recording camera 920 can also be transmitted. Go to the recording device 400.
- the recording camera 920 can collect a video signal about a monitoring object (such as a lecturer), and the audio collecting device 800 can collect an audio signal of the monitored object,
- the video signal is transmitted to the recording device 400 through a network cable.
- the audio signal collected by the audio collection device 800 can be transmitted to the recording device 400 through a network cable, and can also be transmitted through other forms of data connection.
- the recording and playback device 400 integrates audio and video signals transmitted from the LVDS to HDMI converter 300, video signals collected from the recording camera 920, and audio signals collected from the audio collection device 700. And output.
- the recording camera 920 Since the monitoring object may move during recording, the recording camera 920 also needs to enter The rows are rotated accordingly to ensure that the monitored object is at the center of the acquisition field of view. To this end, the tracking camera 910 will also collect the video or image signal of the monitoring object, and obtain the location information of the monitoring object by identifying the video or image signal, and send the location information through the switch 700. For the recording and playback device 400, the recording and playback device 400 analyzes the location information, and controls the recording camera 920 to perform rotation according to the result of the analysis to ensure that the monitoring object is located in the collection of the recording camera 920 itself. Center of vision.
- the automatic tracking camera 910 and the recording camera 920 can be respectively connected to the recording and playback device 400 through a serial port (such as an RS232 serial port) to receive various controls sent by the recording and playback device 400. Command and respond accordingly.
- the automatic tracking camera 910 captures its position information according to the movement condition of the monitoring object, and transmits the position information to the recording and broadcasting device 400, and the recording and broadcasting device 4 transmits an instruction to the recording camera 920 according to the position information to adjust its own shooting angle.
- the interactive recording and broadcasting system 1000 further includes a power supply 930 connected to the recording and playback device 400, the LVDS to HDMI converter 300, the control panel 600, and the switch 700, respectively.
- the recording and playback device 400, the LVDS to HDMI converter 300, the control panel 600, and the switch 700 perform power supply.
- the computer 100, the display screen 200, the LVDS to HDMI converter 300, the recording and playback device 400, the adapter board 500, the control panel 600, the switch 700, and the power source 930 can be integrated to form one.
- the computer 100 is connected to the recording device 400 via the switch 700, and is connected to the recording device 400.
- the recording device 400 is input.
- the recording device 400 can be accessed by the IP address.
- the control interface of the control panel 600 may be disposed at an interface of the computer 100, or may be disposed at an interface of the recording and playback device, may be touch-operated by the system of the computer 100, or may be touch operated to interact with the interactive recording system interface.
- the touch operation recording camera 920 and the tracking camera 910 operate, and the design of the entire interactive recording and broadcasting system is completed through the cooperation of the above-mentioned series of functional modules.
- the power supply 930 and the recording and playback device 400, the LVDS to HDMI converter 300, the control panel 600, and the switch 700 can all perform the line step through internal routing, thus avoiding the need for multiple power interfaces at the recording and recording site. To power different modules, it also avoids the potential safety hazards caused by too many wires.
- the tracking camera 910 and the recording camera 920 are independent of the switching machine, but may be connected to the power source 930 to obtain the power provided by the power source 930. .
- the tracking camera 910 and the recording camera 920 can be directly connected to a power interface provided by the power source 930 to obtain the power provided by the power source 930, which has the advantages of simple implementation. And generally applicable to any type of the tracking camera 910 and the recording camera 920. However, due to the relatively large number of the tracking camera 910 and the recording camera 920, the wire routing may be complicated. It is noted that the audio collection device 800 can be powered by the power source 930, or can be powered by a battery that is provided by itself. Body definition.
- the tracking camera 910 and the recording camera 920 are POE-powered devices
- the tracking camera 910 is connected to the switch 700 through a network cable. Therefore, it can also receive the voltage transmitted by the switch 700 through the network cable.
- the recording camera 920 is connected to the recording device 400 through a network cable, so that it can also receive the recording device 400. The voltage transmitted by the network cable, thus, realizes POE power supply and simplifies wiring.
- the interactive recording and broadcasting system 1000 further includes a general purpose input/output interface (General Purpose Input Output, GPIO) connected between the display driving board 200 and the power source 920. ).
- the display driver board 200 controls the GPIO to generate high and low level signals to control the power supply 930 to supply power to the recording device 400, the tracking camera 910, and the recording camera 920: when the GPIO generates a high level, the power source 930 records The broadcast device 400, the tracking camera 910, and the recording camera 920 perform power supply; when the GPIO generates a low level, the power supply 930 does not supply power to the recording device 400, the tracking camera 910, and the recording camera 920.
- GPIO General Purpose Input Output
- the user can select the recording channel through the software interface, and cause the display driver board 200 to control the GPIO to generate a high level; the touch control panel 600 can also be used to shut down the button, so that the software interface selects the interactive recording and broadcasting system 1000 to shut down, so that the display driver board is displayed. 200 controls the GPIO to generate a low level. The user can thereby control the power supply status of the recording and playback device 400 and its external devices, realize the management of the power source 930, and further improve the interactivity of the interactive recording and broadcasting system 1000.
- the interactive recording and broadcasting system 1000 of the present invention has the function of receiving an LVDS signal through the LVDS to HDMI converter 300, which can improve the versatility of the interactive recording and broadcasting system; the interactive recording and broadcasting system 1000 Integrating an interactive whole machine, the user touches the operating system of the computer 100 by using the touch screen of the tablet of the interactive whole machine, and can also touch and operate the recording and broadcasting device 400, which can provide a good human-computer interaction mode for the user and increase user satisfaction;
- the video capture device can support POE power supply, so the power supply and signal transmission of the video capture device can be realized through the network cable, the power supply line can be simplified, and the power supply mode is simple; in addition, the display driver board 200 controls the GPIO to generate high and low levels.
- the power supply 930 can be used to power or power off the recording and playback device 400 and its external devices, so that the power management can be realized, and the interaction of the interactive recording and broadcasting system can be further improved.
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Abstract
An interactive recording and broadcasting system comprises a computer, a display driving board, an LVDS-to-HDMI converter, and a recording and broadcasting device. The display driving board is connected to an output end of the computer to receive audio and video signals sent by the computer. The LVDS-to-HDMI converter is connected between the display driving board and the recording and broadcasting device. Because the interactive recording and broadcasting system has the LVDS-to-HDMI converter and has a function of receiving LVDS signals, the versatility of the interactive recording and broadcasting system can be improved.
Description
本实用新型涉及录播领域，尤其涉及一种交互录播***。The utility model relates to the field of recording and broadcasting, in particular to an interactive recording and broadcasting system.
交互录播***作为一种能够提供现场摄录、对外直播、信息整合、后期编辑和点播等多种功能的一体化设备，已被广泛应用于教育、音视频产品、企业会议和商品展示等众多领域。As an integrated device that can provide on-site video recording, live broadcast, information integration, post-editing and on-demand, the interactive recording and broadcasting system has been widely used in education, audio and video products, corporate conferences and merchandise display. field.
目前，市场上在售的大多数交互录播***仅设有高清晰度多媒体接口(英文：High Definition Multimedia Interface，HDMI)来接收音视频信号，接口类型单一，若用户需要采用低电压差分信号(Low-Voltage Differential Signaling，LVDS)进行录播时，交互录播***无法识别LVDS信号，使得录播交互失败，降低了交互录播***的通用性。At present, most of the interactive recording and broadcasting systems on the market only have high definition multimedia interfaces (HDMI) to receive audio and video signals, and the interface type is single. If users need to use low voltage differential signals ( When recording and broadcasting, Low-Voltage Differential Signaling (LVDS) does not recognize the LVDS signal, which makes the recording and communication interaction fail, which reduces the versatility of the interactive recording and broadcasting system.
另一方面，交互智能平板的应用领域与交互录播***基本相同，它融合了计算机、电视等功能，通过触控技术操控显示在显示平板上的内容，提供良好的人机交互方式，用户体验满意度高。但是，现有的交互录播***多为独立的交互录播***，不支持触控操作。作为被应用于相同领域的两种设备，交互录播***与交互智能平板的隔离化程度高，这会严重影响用户体验、产品性能和市场的进步。On the other hand, the application field of the interactive smart tablet is basically the same as the interactive recording and broadcasting system. It combines functions such as computer and TV, and controls the content displayed on the display tablet through touch technology to provide a good human-computer interaction mode and user experience. High satisfaction. However, the existing interactive recording and recording systems are mostly independent interactive recording and broadcasting systems, and do not support touch operations. As two devices that are applied in the same field, the interactive recording system and the interactive smart tablet are highly isolated, which seriously affects the user experience, product performance and market progress.
实用新型内容Utility model content
针对上述问题，本实用新型的目的在于提供一种交互录播***，可以提高交互录播***的通用性、人机交互性能和用户体验满意度，还能降低产品成本。In view of the above problems, the object of the present invention is to provide an interactive recording and broadcasting system, which can improve the versatility, human-computer interaction performance and user experience satisfaction of the interactive recording and broadcasting system, and can also reduce the product cost.
为解决上述技术问题，本实用新型的交互录播***，包括：In order to solve the above technical problem, the interactive recording and broadcasting system of the present invention includes:
计算机、显示驱动板、LVDS转HDMI转换器和录播设备；Computer, display driver board, LVDS to HDMI converter and recording and broadcasting equipment;
所述显示驱动板与所述计算机的输出端电连接，以接收所述计算机输出的音视频信号；The display driver board is electrically connected to an output end of the computer to receive an audio and video signal output by the computer;
所述LVDS转HDMI转换器连接于所述显示驱动板与所述录播设备之间。The LVDS to HDMI converter is connected between the display driver board and the recording device.
优选地，还包括连接于所述计算机和LVDS转HDMI转换器之间的转接板。Preferably, an adapter board connected between the computer and the LVDS to HDMI converter is further included.
优选地，还包括与所述录播设备连接的具有触控功能的控制面板。Preferably, a control panel with a touch function connected to the recording device is further included.
优选地，还包括分别与所述录播设备连接的视频采集设备和音频采集设备。
Preferably, the video capture device and the audio collection device respectively connected to the recording device are further included.
优选地，所述录播设备通过串口与所述控制面板及所述视频采集设备连接。Preferably, the recording and playback device is connected to the control panel and the video capture device through a serial port.
优选地，所述录播设备和视频采集设备均具有网络接口，所述录播设备通过网线与所述视频采集设备连接。Preferably, the recording device and the video collection device each have a network interface, and the recording device is connected to the video collection device through a network cable.
优选地，所述视频采集设备包括自动跟踪摄像机和录制摄像机，所述交互录播***还包括分别与所述计算机和录播设备连接的交换机，所述录播设备通过网线与所述录制摄像机连接，所述交换机通过网线与所述跟踪摄像机连接。Preferably, the video capture device includes an automatic tracking camera and a recording camera, and the interactive recording system further includes a switch respectively connected to the computer and the recording device, and the recording device is connected to the recording camera through a network cable. The switch is connected to the tracking camera through a network cable.
优选地，所述视频采集设备支持POE供电。Preferably, the video capture device supports POE power supply.
优选地，还包括分别与所述录播设备、控制面板和视频采集设备连接的电源。Preferably, a power source respectively connected to the recording device, the control panel and the video capture device is further included.
优选地，还包括连接于所述显示驱动板和所述电源之间的GPIO。Preferably, a GPIO connected between the display driver board and the power source is further included.
与现有技术相比，本实用新型的本实用新型的交互录播***，通过所述LVDS转HDMI转换器，使得其具有接收LVDS信号的功能，可以提高交互录播***的通用性；该交互录播***集成一个交互整机，用户利用交互整机的平板的触摸屏触摸操作计算机的操作***，也可触摸操作录播设备，能为用户提供良好的人机交互方式，增加用户体验满意度；此外，所述视频采集设备可支持POE供电，故可以通过网线实现对视频采集设备进行供电和信号传输，能够简化供电线路，供电方式简单；另外，通过显示驱动板控制GPIO产生高、低电平以触发电源对录播设备及其外部设备进行供电或断电，可实现对电源的管理，能进一步提高交互录播***的交互性。Compared with the prior art, the interactive recording and broadcasting system of the present invention passes the LVDS to HDMI converter, so that it has the function of receiving LVDS signals, which can improve the versatility of the interactive recording and broadcasting system; The recording and broadcasting system integrates an interactive whole machine, and the user touches and operates the operating system of the computer by using the touch screen of the tablet of the interactive whole machine, and can also touch and operate the recording and recording device, which can provide a good human-computer interaction mode for the user and increase user satisfaction; In addition, the video capture device can support POE power supply, so the power supply and signal transmission of the video capture device can be realized through the network cable, the power supply line can be simplified, and the power supply mode is simple; in addition, the display driver board controls the GPIO to generate high and low levels. By triggering the power supply to power or power off the recording device and its external devices, the power management can be realized, and the interaction of the interactive recording and broadcasting system can be further improved.
图1是本实用新型实施例提供的交互录播***的结构示意图。FIG. 1 is a schematic structural diagram of an interactive recording and broadcasting system according to an embodiment of the present invention.
图2是本实用新型实施例提供的交互录播***的另一种结构示意图。FIG. 2 is another schematic structural diagram of an interactive recording and broadcasting system according to an embodiment of the present invention.
图3是本实用新型实施例提供的交互录播***的另一种结构示意图。FIG. 3 is another schematic structural diagram of an interactive recording and broadcasting system according to an embodiment of the present invention.
图4是本实用新型实施例提供的交互录播***的另一种结构示意图。FIG. 4 is another schematic structural diagram of an interactive recording and broadcasting system according to an embodiment of the present invention.
图5是本实用新型实施例提供的交互录播***的另一种结构示意图。FIG. 5 is another schematic structural diagram of an interactive recording and broadcasting system according to an embodiment of the present invention.
下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅是本实用新型一部分实施例，而不是全部的实施例。基于本实用新型中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本实用新型保护的范围。The technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. example. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.
请参见图1，图1是本实用新型实施例的交互录播***的结构示意图。该交互录播***
1000包括：计算机100、显示驱动板200、LVDS转HDMI转换器300和录播设备400。计算机100作为该交互录播***1000的第一信号源，用于产生音视频信号，显示驱动板200与计算机1的输出端电连接，以接收计算机100输出的音视频信号，显示驱动板200将接收到的音视频信号先转换为LVDS信号，再将该LVDS信号分成两路，并发送其中一路LVDS信号到显示屏直接驱屏显示。LVDS转HDMI转换器300连接于显示驱动板200与录播设备400之间，以接收显示驱动板200的另一路LVDS信号，并将该LVDS信号并将其转换为HDMI信号后向录播设备400发送。由于该交互录播***1000设有LVDS转HDMI转换器300，使得该交互录播设备可用于接收LVDS信号，通用性强。Please refer to FIG. 1. FIG. 1 is a schematic structural diagram of an interactive recording and broadcasting system according to an embodiment of the present invention. Interactive recording system
1000 includes a computer 100, a display driver board 200, an LVDS to HDMI converter 300, and a recording and playback device 400. The computer 100 serves as a first signal source of the interactive recording and broadcasting system 1000 for generating audio and video signals, and the display driving board 200 is electrically connected to the output end of the computer 1 to receive the audio and video signals output by the computer 100, and the display driving board 200 will The received audio and video signal is first converted into an LVDS signal, and then the LVDS signal is split into two paths, and one of the LVDS signals is sent to the display screen for direct display. The LVDS-to-HDMI converter 300 is connected between the display driving board 200 and the recording device 400 to receive another LVDS signal of the display driving board 200, and converts the LVDS signal into an HDMI signal to the recording device 400. send. Since the interactive recording system 1000 is provided with an LVDS to HDMI converter 300, the interactive recording and playback device can be used for receiving LVDS signals, which is highly versatile.
在本实用新型实施例中，在所述计算机100与所述LVDS转HDMI转换器300之间还设置有一个转接板500，所述转接板500接收所述计算机100发送的音视频信号，并将所述音视频信号转接到所述LVDS转HDMI转换器300上。在本实用新型实施例中，所述转接板500一方面实现了音视频信号的转接，另一方面当发生故障时，也可通过所述转接板500进行信号的导出，以进行故障判断和分析。In the embodiment of the present invention, an adapter board 500 is further disposed between the computer 100 and the LVDS to HDMI converter 300, and the adapter board 500 receives the audio and video signals sent by the computer 100. The audio and video signals are transferred to the LVDS to HDMI converter 300. In the embodiment of the present invention, the adapter board 500 realizes the switching of the audio and video signals on the one hand, and on the other hand, when the fault occurs, the signal is also exported through the adapter board 500 to perform the fault. Judgment and analysis.
在本实用新型实施例中，所述交互录播***1000还包括与所述录播设备400连接的具有触控功能的控制面板600，所述控制面板600用于向录播设备400发送控制指令，控制面板600上包括开始、暂停、自动录制等功能键，用户通过触控控制面板600可以对录播设备400进行功能操作。In the embodiment of the present invention, the interactive recording and broadcasting system 1000 further includes a control panel 600 with a touch function connected to the recording and playback device 400, and the control panel 600 is configured to send a control instruction to the recording and playback device 400. The control panel 600 includes function keys such as start, pause, and automatic recording, and the user can perform a function operation on the recording and playback device 400 through the touch control panel 600.
在本实用新型实施例中，所述交互录播***1000还包括交换机700、音频采集设备800和视频采集设备，所述视频采集设备包括至少一个跟踪摄像机910和至少一个录制摄像机920，所述音频采集设备800包括至少一个麦克风。其中，所述交换机700、跟踪摄像机910、录制摄像机920及录播设备400均具有网络接口(如RJ45接口)，所述交换机700通过网线与所述跟踪摄像机910和录播设备400连接，所述录播设备400通过网线与所述录制摄像机920连接，如此，所述跟踪摄像机910生成的信号可通过所述交换机700传输到所述录播设备400，所述录制摄像机920采集的信号也可传输到所述录播设备400。In the embodiment of the present invention, the interactive recording and broadcasting system 1000 further includes a switch 700, an audio collection device 800, and a video collection device. The video collection device includes at least one tracking camera 910 and at least one recording camera 920. Acquisition device 800 includes at least one microphone. The switch 700, the tracking camera 910, the recording camera 920, and the recording and playback device 400 all have a network interface (such as an RJ45 interface), and the switch 700 is connected to the tracking camera 910 and the recording and playback device 400 through a network cable. The recording device 400 is connected to the recording camera 920 through a network cable. Thus, the signal generated by the tracking camera 910 can be transmitted to the recording device 400 through the switch 700, and the signal collected by the recording camera 920 can also be transmitted. Go to the recording device 400.
具体地，所述交互录播***1000工作时，所述录制摄像机920可采集关于监测对象(如授课老师)的视频信号，所述音频采集设备800可采集所述监测对象的音频信号，所述视频信号通过网线传输至所述录播设备400(所述音频采集设备800采集的音频信号可通过网线传输至所述录播设备400，也可通过其他形式的数据连接方式进行传输，本实用新型不做具体限定)，所述录播设备400对来自LVDS转HDMI转换器300发送的音视频信号、来自所述录制摄像机920采集的视频信号和来自所述音频采集设备700采集的音频信号进行整合并输出。由于录制过程中，所述监测对象可能会进行走动，因而所述录制摄像机920也需要进
行相应转动以保证所述监测对象位于采集视野的中心。为此所述跟踪摄像机910也将采集所述监测对象的视频或图像信号，并通过对视频或图像信号进行识别，获得所述监测对象的位置信息，将所述位置信息通过所述交换机700发送给所述录播设备400，所述录播设备400对所述位置信息进行分析，并根据分析的结果控制所述录制摄像机920进行转动，保证所述监测对象位于所述录制摄像机920自身的采集视野中心。Specifically, when the interactive recording and broadcasting system 1000 is in operation, the recording camera 920 can collect a video signal about a monitoring object (such as a lecturer), and the audio collecting device 800 can collect an audio signal of the monitored object, The video signal is transmitted to the recording device 400 through a network cable. The audio signal collected by the audio collection device 800 can be transmitted to the recording device 400 through a network cable, and can also be transmitted through other forms of data connection. Without limitation, the recording and playback device 400 integrates audio and video signals transmitted from the LVDS to HDMI converter 300, video signals collected from the recording camera 920, and audio signals collected from the audio collection device 700. And output. Since the monitoring object may move during recording, the recording camera 920 also needs to enter
The rows are rotated accordingly to ensure that the monitored object is at the center of the acquisition field of view. To this end, the tracking camera 910 will also collect the video or image signal of the monitoring object, and obtain the location information of the monitoring object by identifying the video or image signal, and send the location information through the switch 700. For the recording and playback device 400, the recording and playback device 400 analyzes the location information, and controls the recording camera 920 to perform rotation according to the result of the analysis to ensure that the monitoring object is located in the collection of the recording camera 920 itself. Center of vision.
如图2所示，在具体实施过程中，自动跟踪摄像机910和录制摄像机920可分别通过串口(如RS232串口)与所述录播设备400进行连接，以接收录播设备400发送的多种控制指令，并做出相应的响应。例如：自动跟踪摄像机910根据监测对象的运动情况捕捉其位置信息，并将位置信息发送给录播设备400，录播设备4则根据位置信息向录制摄像机920发送指令来调节其自身的拍摄角度。As shown in FIG. 2, in the specific implementation process, the automatic tracking camera 910 and the recording camera 920 can be respectively connected to the recording and playback device 400 through a serial port (such as an RS232 serial port) to receive various controls sent by the recording and playback device 400. Command and respond accordingly. For example, the automatic tracking camera 910 captures its position information according to the movement condition of the monitoring object, and transmits the position information to the recording and broadcasting device 400, and the recording and broadcasting device 4 transmits an instruction to the recording camera 920 according to the position information to adjust its own shooting angle.
在本实用新型实施例中，所述交互录播***1000还包括分别与所述录播设备400、LVDS转HDMI转换器300、控制面板600、交换机700连接的电源930，所述电源930可对所述录播设备400、LVDS转HDMI转换器300、控制面板600、交换机700进行供电。In the embodiment of the present invention, the interactive recording and broadcasting system 1000 further includes a power supply 930 connected to the recording and playback device 400, the LVDS to HDMI converter 300, the control panel 600, and the switch 700, respectively. The recording and playback device 400, the LVDS to HDMI converter 300, the control panel 600, and the switch 700 perform power supply.
具体地，在本实用新型实施例中，所述计算机100、显示屏200、LVDS转HDMI转换器300、录播设备400、转接板500、控制面板600、交换机700和电源930可整合形成一个交互整机，所述计算机100通过交换机700与所述录播设备400连接在同一局域网下，在所述计算机100内置操作***(如Windows***、LINUX***等)中，输入所述录播设备400的IP地址，即可访问所述录播设备400。所述控制面板600的控制界面可设置于在所述计算机100的界面，也可设置于所述录播设备的界面，可触摸操作所述计算机100的***，亦可触摸操作交互录播***界面，比如触控操作录制摄像机920、跟踪摄像机910动作等，经过上述一系列的功能模块配合，完成整个交互录播***的设计。Specifically, in the embodiment of the present invention, the computer 100, the display screen 200, the LVDS to HDMI converter 300, the recording and playback device 400, the adapter board 500, the control panel 600, the switch 700, and the power source 930 can be integrated to form one. The computer 100 is connected to the recording device 400 via the switch 700, and is connected to the recording device 400. In the internal operating system of the computer 100 (such as a Windows system, a LINUX system, etc.), the recording device 400 is input. The recording device 400 can be accessed by the IP address. The control interface of the control panel 600 may be disposed at an interface of the computer 100, or may be disposed at an interface of the recording and playback device, may be touch-operated by the system of the computer 100, or may be touch operated to interact with the interactive recording system interface. For example, the touch operation recording camera 920 and the tracking camera 910 operate, and the design of the entire interactive recording and broadcasting system is completed through the cooperation of the above-mentioned series of functional modules.
此外，所述电源930与所述录播设备400、LVDS转HDMI转换器300、控制面板600、交换机700均可通过内部走线进行线路步骤，如此，避免了在录播现场需要多个电源接口来对不同模块进行供电，也避免了电线太多而可能造成的安全隐患。In addition, the power supply 930 and the recording and playback device 400, the LVDS to HDMI converter 300, the control panel 600, and the switch 700 can all perform the line step through internal routing, thus avoiding the need for multiple power interfaces at the recording and recording site. To power different modules, it also avoids the potential safety hazards caused by too many wires.
进一步的，在本实用新型实施例中，所述跟踪摄像机910、所述录制摄像机920虽然独立于所述交换整机外，但也可以与所述电源930连接来获得所述电源930提供的电量。Further, in the embodiment of the present invention, the tracking camera 910 and the recording camera 920 are independent of the switching machine, but may be connected to the power source 930 to obtain the power provided by the power source 930. .
如图3所示，在一个实施例中，所述跟踪摄像机910、所述录制摄像机920可直接连接到所述电源930提供的电源接口来获取所述电源930提供的电量，其好处是实现简单，并普遍适用于任何类型的所述跟踪摄像机910和所述录制摄像机920。但由于所述跟踪摄像机910、所述录制摄像机920的数量比较多，可能会导致电线走线比较复杂。这里说明的是，所述音频采集设备800可由所述电源930供电，也可使用本身自带的电池供电，本实用新型不做具
体限定。As shown in FIG. 3, in one embodiment, the tracking camera 910 and the recording camera 920 can be directly connected to a power interface provided by the power source 930 to obtain the power provided by the power source 930, which has the advantages of simple implementation. And generally applicable to any type of the tracking camera 910 and the recording camera 920. However, due to the relatively large number of the tracking camera 910 and the recording camera 920, the wire routing may be complicated. It is noted that the audio collection device 800 can be powered by the power source 930, or can be powered by a battery that is provided by itself.
Body definition.
如图4所示，在另一个实施例中，若所述跟踪摄像机910、所述录制摄像机920为支持POE供电的设备，则由于所述跟踪摄像机910是通过网线与所述交换机700进行连接的，因而其还可接收所述交换机700通过网线传输的电压，同样的，所述录制摄像机920是通过网线与所述录播设备400进行连接的，因而其还可接收所述录播设备400通过网线传输的电压，如此，实现了POE供电，简化了布线。As shown in FIG. 4, in another embodiment, if the tracking camera 910 and the recording camera 920 are POE-powered devices, the tracking camera 910 is connected to the switch 700 through a network cable. Therefore, it can also receive the voltage transmitted by the switch 700 through the network cable. Similarly, the recording camera 920 is connected to the recording device 400 through a network cable, so that it can also receive the recording device 400. The voltage transmitted by the network cable, thus, realizes POE power supply and simplifies wiring.
参见图5，在本实用新型实施例中，所述交互录播***1000还包括与连接于所述显示驱动板200和所述电源920之间的通用输入/输出接口(General Purpose Input Output，GPIO)。所述显示驱动板200控制所述GPIO产生高、低的电平信号，以控制电源930对录播设备400、跟踪摄像头910和录制摄像头920的供电：当GPIO产生高电平时，电源930对录播设备400、跟踪摄像头910和录制摄像头920进行供电；当GPIO产生低电平时，电源930不向录播设备400、跟踪摄像头910和录制摄像头920进行供电。如此，用户可以通过软件界面选取录播通道，促使显示驱动板200控制GPIO产生高电平；还可利用触摸控制面板600关机按键，使软件界面选取交互录播***1000进行关机，以致显示驱动板200控制GPIO产生低电平。用户可由此控制对录播设备400及其外部设备的供电状态，实现对所述电源930的管理，能进一步提高交互录播***1000的交互性。Referring to FIG. 5, in the embodiment of the present invention, the interactive recording and broadcasting system 1000 further includes a general purpose input/output interface (General Purpose Input Output, GPIO) connected between the display driving board 200 and the power source 920. ). The display driver board 200 controls the GPIO to generate high and low level signals to control the power supply 930 to supply power to the recording device 400, the tracking camera 910, and the recording camera 920: when the GPIO generates a high level, the power source 930 records The broadcast device 400, the tracking camera 910, and the recording camera 920 perform power supply; when the GPIO generates a low level, the power supply 930 does not supply power to the recording device 400, the tracking camera 910, and the recording camera 920. In this way, the user can select the recording channel through the software interface, and cause the display driver board 200 to control the GPIO to generate a high level; the touch control panel 600 can also be used to shut down the button, so that the software interface selects the interactive recording and broadcasting system 1000 to shut down, so that the display driver board is displayed. 200 controls the GPIO to generate a low level. The user can thereby control the power supply status of the recording and playback device 400 and its external devices, realize the management of the power source 930, and further improve the interactivity of the interactive recording and broadcasting system 1000.
综上所述，本实用新型的交互录播***1000，通过所述LVDS转HDMI转换器300，使得其具有接收LVDS信号的功能，可以提高交互录播***的通用性；该交互录播***1000集成一个交互整机，用户利用交互整机的平板的触摸屏触摸操作计算机100的操作***，也可触摸操作录播设备400，能为用户提供良好的人机交互方式，增加用户体验满意度；此外，所述视频采集设备可支持POE供电，故可以通过网线实现对视频采集设备进行供电和信号传输，能够简化供电线路，供电方式简单；另外，通过显示驱动板200控制GPIO产生高、低电平以触发电源930对录播设备400及其外部设备进行供电或断电，可实现对电源的管理，能进一步提高交互录播***的交互性。In summary, the interactive recording and broadcasting system 1000 of the present invention has the function of receiving an LVDS signal through the LVDS to HDMI converter 300, which can improve the versatility of the interactive recording and broadcasting system; the interactive recording and broadcasting system 1000 Integrating an interactive whole machine, the user touches the operating system of the computer 100 by using the touch screen of the tablet of the interactive whole machine, and can also touch and operate the recording and broadcasting device 400, which can provide a good human-computer interaction mode for the user and increase user satisfaction; The video capture device can support POE power supply, so the power supply and signal transmission of the video capture device can be realized through the network cable, the power supply line can be simplified, and the power supply mode is simple; in addition, the display driver board 200 controls the GPIO to generate high and low levels. The power supply 930 can be used to power or power off the recording and playback device 400 and its external devices, so that the power management can be realized, and the interaction of the interactive recording and broadcasting system can be further improved.
以上所述是本实用新型的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本实用新型原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也视为本实用新型的保护范围。
The above is a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make several improvements and retouchings without departing from the principles of the present invention. It is also considered as the scope of protection of the present invention.
Claims (10)
- 一种交互录播***，其特征在于，包括：An interactive recording and broadcasting system, comprising:计算机、显示驱动板、LVDS转HDMI转换器和录播设备；Computer, display driver board, LVDS to HDMI converter and recording and broadcasting equipment;所述显示驱动板与所述计算机的输出端电连接，以接收所述计算机输出的音视频信号；The display driver board is electrically connected to an output end of the computer to receive an audio and video signal output by the computer;所述LVDS转HDMI转换器连接于所述显示驱动板与所述录播设备之间。The LVDS to HDMI converter is connected between the display driver board and the recording device.
- 根据权利要求1所述的交互录播***，其特征在于，还包括连接于所述计算机和LVDS转HDMI转换器之间的转接板。The interactive recording system of claim 1 further comprising an interposer coupled between said computer and said LVDS to HDMI converter.
- 如权利要求1所述的交互录播***，其特征在于，还包括与所述录播设备连接的具有触控功能的控制面板。The interactive recording and broadcasting system as claimed in claim 1, further comprising a control panel having a touch function connected to the recording device.
- 如权利要求3所述的交互录播***，其特征在于，还包括分别与所述录播设备连接的视频采集设备和音频采集设备。The interactive recording and broadcasting system according to claim 3, further comprising a video collection device and an audio collection device respectively connected to the recording and recording device.
- 如权利要求4所述的交互录播***，其特征在于，所述录播设备通过串口与所述控制面板及所述视频采集设备连接。The interactive recording and broadcasting system according to claim 4, wherein the recording and playback device is connected to the control panel and the video capture device through a serial port.
- 如权利要求4所述的交互录播***，其特征在于，所述录播设备和视频采集设备均具有网络接口，所述录播设备通过网线与所述视频采集设备连接。The interactive recording and broadcasting system of claim 4, wherein the recording and playback device and the video capture device each have a network interface, and the recording and playback device is connected to the video capture device through a network cable.
- 如权利要求6所述的交互录播***，其特征在于，所述视频采集设备包括自动跟踪摄像机和录制摄像机，所述交互录播***还包括分别与所述计算机和录播设备连接的交换机，所述录播设备通过网线与所述录制摄像机连接，所述交换机通过网线与所述跟踪摄像机连接。The interactive recording and broadcasting system according to claim 6, wherein the video collection device comprises an automatic tracking camera and a recording camera, and the interactive recording and broadcasting system further comprises a switch respectively connected to the computer and the recording and recording device. The recording device is connected to the recording camera through a network cable, and the switch is connected to the tracking camera through a network cable.
- 如权利要求4至7任意一项所述的交互录播***，其特征在于，所述视频采集设备支持POE供电。The interactive recording and broadcasting system according to any one of claims 4 to 7, wherein the video collection device supports POE power supply.
- 如权利要求4至7任意一项所述的交互录播***，其特征在于，还包括分别与所述录播设备、控制面板和视频采集设备连接的电源。 The interactive recording and broadcasting system according to any one of claims 4 to 7, further comprising a power source respectively connected to the recording and recording device, the control panel and the video capturing device.
- 如权利要求1所述的交互录播***，其特征在于，还包括连接于所述显示驱动板和所述电源之间的GPIO。 The interactive recording system of claim 1 further comprising a GPIO coupled between said display driver board and said power source.
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| CN206674095U (en) * | 2016-11-29 | 2017-11-24 | 广州视源电子科技股份有限公司 | A kind of interactive recording and broadcasting system |
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| CN104869345A (en) * | 2015-05-18 | 2015-08-26 | 广州朗国电子科技有限公司 | Gatherer based on LVDS signals |
| CN205356548U (en) * | 2016-01-07 | 2016-06-29 | 广州视睿电子科技有限公司 | Mutual recorded broadcast system |
-
2016
- 2016-01-07 CN CN201620016208.7U patent/CN205356548U/en active Active
- 2016-12-30 WO PCT/CN2016/113706 patent/WO2017118352A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080285956A1 (en) * | 2007-05-18 | 2008-11-20 | Taiwan Video System Co., Ltd. | Multimedia digital video recorder and player |
| CN102572213A (en) * | 2010-12-14 | 2012-07-11 | 深圳市英康仕电子有限公司 | Video conversion device |
| CN104869345A (en) * | 2015-05-18 | 2015-08-26 | 广州朗国电子科技有限公司 | Gatherer based on LVDS signals |
| CN205356548U (en) * | 2016-01-07 | 2016-06-29 | 广州视睿电子科技有限公司 | Mutual recorded broadcast system |
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| Publication number | Publication date |
|---|---|
| CN205356548U (en) | 2016-06-29 |
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