Disclosure of Invention
The invention aims to provide a virtual studio device which can adapt to the height of a shot person, realize the bidirectional visual axis matching of the shot person and a camera, and realize the miniaturization and high integration of a virtual studio.
The embodiment of the invention provides a virtual playing device, which comprises:
the box body is provided with an opening on the side surface;
a door movably mounted on the case such that the door opens or closes an opening of the case;
the audio recording and broadcasting device is arranged in the box body;
the lighting device is arranged inside the box body;
the height adjusting device is arranged on one inner side wall of the box body;
the video recording device is movably arranged on the height adjusting device, so that the video recording device moves in the vertical direction inside the box under the driving of the height adjusting device;
the main control computer is electrically connected with the video recording device and the audio recording and broadcasting device, and is used for performing clipping and synthesizing processing on the video collected by the video recording device and the audio collected by the audio recording and broadcasting device to generate a recorded video.
Preferably, the video recording device comprises a display and a camera shooting assembly located on a central axis of the display in the vertical direction, wherein the vertical distance between the center of the camera shooting assembly and a frame, close to the camera shooting assembly, in the display is not greater than a preset sight line offset distance.
Preferably, the camera assembly comprises a close-range camera, a panoramic camera and an image recognition camera, wherein the close-range camera and the panoramic camera are arranged along the horizontal direction or along the vertical direction, the midpoint of the central line of the close-range camera and the panoramic camera is positioned on the central axis of the vertical direction of the display, and the image recognition camera is arranged on one side of the central line of the close-range camera and the panoramic camera.
Preferably, the preset sight line offset distance has a value range of 0cm to 5cm.
Preferably, the camera assembly is disposed below the display, so that the camera assembly is closely adjacent to a caption displayed at the bottom of the display, wherein the close-range camera and the panoramic camera are arranged along a vertical direction, the close-range camera is located above the panoramic camera, a vertical distance between the close-range camera and a lower frame of the display is not greater than a preset first tolerable distance, and a vertical distance between the panoramic camera and the lower frame of the display is not greater than a preset second tolerable distance; the numerical range of the preset first tolerable distance is 0cm to 1.5cm; the second tolerable distance has a value in the range of 0cm to 7.5cm.
Preferably, the audio recording and broadcasting device comprises a microphone, a main sound box, a power amplifier bass and an audio processor, wherein the main sound box is arranged at the top of the inner side wall of the box body, the video recording device is arranged on the top of the inner side wall of the box body, the power amplifier bass is arranged at the bottom of the inner side wall of the box body, the video recording device is arranged on the bottom of the inner side wall of the box body, and the microphone, the main sound box and the power amplifier bass are electrically connected with the main control device through the audio processor; the lighting device comprises a color lamp strip, a light controller, a down lamp arranged at the top of the box body and a photographic lamp arranged on the inner side wall of the box body and provided with the video recording device, wherein the down lamp, the photographic lamp and the color lamp strip are electrically connected with the main control unit through the light controller.
Preferably, the virtual presentation apparatus includes: the sound insulation plate is arranged on the inner side wall of the box body, the sound absorption plate is arranged on the top of the box body, the air outlet and the air supply outlet are arranged on the inner side wall of the box body, and the environment adjusting device is arranged in the box body and used for adjusting the temperature and the air quality in the box body; the air outlet and the air supply outlet are respectively communicated with the outside of the box body, wherein the air outlet and the air supply outlet isolate audio transmitted through the air outlet and the air supply outlet through the acoustic panel.
Preferably, the video recording device further comprises a control panel arranged below the display, and the control panel is provided with a volume adjusting part, a sound effect adjusting part and a sound effect display part.
Preferably, the virtual playing device comprises an outdoor display arranged on the outer wall of the box body, and the outdoor display is electrically connected with the main control computer.
Preferably, the virtual performance device further comprises a wireless communication module, and the main control computer is connected with the mobile intelligent terminal through the wireless communication module, so that the main control computer shares the generated recorded video to the mobile intelligent terminal.
Compared with the prior art, the virtual playing device provided by the embodiment of the invention has the beneficial effects that: the virtual presentation apparatus includes: the box body is provided with an opening on the side surface; a door movably mounted on the case such that the door opens or closes an opening of the case; the audio recording and broadcasting device is arranged in the box body; the lighting device is arranged inside the box body; the height adjusting device is arranged on one inner side wall of the box body; the video recording device is movably arranged on the height adjusting device, so that the video recording device moves in the vertical direction inside the box under the driving of the height adjusting device; the main control computer is electrically connected with the video recording device and the audio recording and broadcasting device, and is used for performing clipping and synthesizing processing on the video collected by the video recording device and the audio collected by the audio recording and broadcasting device to generate a recorded video. The virtual studio device can adapt to the height of a shot person, realize the bidirectional visual axis matching of the shot person and a camera, and simultaneously realize the miniaturization and the high integration of the virtual studio.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 8, the virtual presentation apparatus includes: the box body 1 is provided with an opening on the side surface; a door 2, the door 2 being movably mounted on the case 1 such that the door 2 opens or closes an opening of the case 1; the audio recording and broadcasting device 3 is arranged in the box body 1; a lighting device 4, the lighting device 4 being mounted inside the case 1; a height adjusting device 5, wherein the height adjusting device 5 is arranged on an inner side wall of the box body 1; a video recording device 6, wherein the video recording device 6 is movably arranged on the height adjusting device 5, so that the video recording device 6 moves in the vertical direction inside the box body 1 under the driving of the height adjusting device 5; the main control computer 7, the video recording device 6, the audio recording and broadcasting device 3 and the main control computer 7 are electrically connected, and the main control computer 7 is used for performing clipping and synthesizing processing on the video collected by the video recording device 6 and the audio collected by the audio recording and broadcasting device 3 to generate a recorded video.
In this embodiment, the door 2 is a mute door, and the door 2 is made of 10mm glass. The top of the box door 2 is provided with an automatic door closer, and the upper frame of the opening of the box body 1 is provided with a positioner. The door 2 is closed by the automatic door closer and the positioner. The inner side wall surface of the case 1 opposite to the video recording device 6 is provided with a background plate or a background cloth. The bottom of the box body 1 is provided with casters, and the virtual playing device can be simply and quickly moved through the casters. The bottom of the box body 1 adopts a design of mixing a steel structure with an 18MM wood floor. An aluminum alloy lamp strip is arranged on the outer wall of the box body 1. The virtual playing device further comprises a power management module, and the audio recording and playing device 3, the lighting device 4, the height adjusting device 5, the video recording device 6 and the main control computer 7 are respectively and electrically connected with the power management module.
In an alternative embodiment, the video recording device 6 includes a display 61 and a camera assembly 62 located on a central axis of the display 61 in a vertical direction, where a vertical distance between a center of the camera assembly 62 and a frame of the display 61 near the camera assembly 61 is not greater than a preset line of sight offset distance.
In this embodiment, the display is a 42 inch display.
In an alternative embodiment, the camera assembly 62 includes a close-up camera 621, a panoramic camera 622, and an image recognition camera 623, where the close-up camera 621 and the panoramic camera 622 are disposed in a horizontal direction or in a vertical direction, and a midpoint of a center line of the close-up camera 621 and the panoramic camera 622 is located on a center axis of the display 61 in a vertical direction, and the image recognition camera 623 is disposed at one side of the center line of the close-up camera 621 and the panoramic camera 622.
In the present embodiment, the close-up camera 621 is a close-up camera, the panoramic camera 622 is a wide-angle camera, and the image recognition camera 623 is a visual camera. The image recognition camera 623 tracks the position of the face of the subject by face recognition technology, thereby recognizing the height of the subject. Further, the image recognition camera 623 is a face recognition camera.
In an alternative embodiment, the predetermined line-of-sight offset distance has a value in the range of 0cm to 5cm. When the vertical distance between the center of the camera assembly 62 and the border of the display 61, which is close to the camera assembly 61, is not greater than 5cm, the problem that the line of sight of the photographer in the image shot by the panoramic camera 622 is overlooked and overlooked is not generated, so that the photographer views the visual axis of the subtitle in the display, and the two-way visual axis of the photographer shot by the panoramic camera 622 is matched with the near-field camera 621. In this embodiment, the preset sight line offset distance is 5cm.
In an alternative embodiment, the camera assembly 62 is disposed below the display 61, such that the camera assembly 62 is closely adjacent to the subtitles displayed at the bottom of the display 61, wherein the close-range camera 621 and the panoramic camera 622 are disposed along a vertical direction, the close-range camera 621 is located above the panoramic camera 622, a vertical distance between the close-range camera 621 and a lower frame of the display 61 is not greater than a preset first tolerable distance, and a vertical distance between the panoramic camera 622 and a lower frame of the display 61 is not greater than a preset second tolerable distance; the preset first tolerable distance is smaller than the preset second tolerable distance; the numerical range of the preset first tolerable distance is 0cm to 1.5cm; the second tolerable distance has a value in the range of 0cm to 7.5cm.
In this embodiment, the vertical distance between the near-view camera 221 and the lower frame of the display 21 is 1.5cm, and the vertical distance between the panoramic camera 222 and the lower frame of the display 21 is 7.5cm.
In an alternative embodiment, the audio recording and playing device 3 includes a microphone 31, a main speaker 32, a power amplifier subwoofer 33, and an audio processor 34, where the main speaker 32 is installed on the top of the inner sidewall of the case 1 where the video recording device 6 is installed, the power amplifier subwoofer 33 is installed on the bottom of the inner sidewall of the case 1 where the video recording device 6 is installed, and the microphone 31, the main speaker 32, and the power amplifier subwoofer 33 are electrically connected with the main control computer 7 through the audio processor 34; the lighting device 4 comprises a down lamp 41 installed at the top of the box body 1, a photographic lamp 42, a color lamp strip 43 and a light controller 44, wherein the photographic lamp 42, the color lamp strip 43 and the light controller 44 are installed on the inner side wall of the box body 4, and the down lamp 41, the photographic lamp 42 and the color lamp strip 43 are electrically connected with the main control computer 7 through the light controller 44.
In this embodiment, the virtual presentation apparatus further comprises a control and expansion interface 35 electrically connected to the audio processor 34.
In an alternative embodiment, the virtual presentation apparatus includes: the sound insulation plate is arranged on the inner side wall of the box body 1, the sound absorption plate 8, the air outlet 9 and the air supply outlet are arranged on the top of the box body 1, and the environment adjusting device is used for adjusting the temperature and the air quality in the box body and is arranged in the box body 1; the air outlet 9 and the air supply outlet are respectively communicated with the outside of the box body 1, wherein the air outlet 9 and the air supply outlet isolate the audio transmitted through the air outlet 9 and the air supply outlet through the sound absorbing plate 8.
Through installing acoustic celotex board on the box 1 inside wall, install acoustic celotex board 8, air outlet 9, the supply-air outlet at box 1 top can be with the sound isolation between the inside and outside of box 1 can reach 26 decibels, realizes the sound isolation inside and outside the box 1, prevents that outside sound from influencing the video recording that carries out in box 1, prevents simultaneously that the inside sound of box 1 from influencing the outside, forms noise pollution.
In an alternative embodiment, the video recording apparatus 6 further includes a control panel 63 disposed below the display 61, and the control panel 63 is provided with a volume adjusting unit 631, an audio adjusting unit 632, and an audio display unit 633.
In an alternative embodiment, the virtual playing device includes an outdoor display 10 disposed on an outer wall of the box 1, where the outdoor display 10 is electrically connected to the host computer 7, and is used for playing the recorded video in real time.
In an optional embodiment, the virtual playing device further includes a wireless communication module, and the main control computer is connected with the mobile intelligent terminal through the wireless communication module, so that the main control computer shares the generated recorded video to the mobile intelligent terminal.
In an alternative embodiment, the height adjusting device 5 includes a motor 51, a motor controller 52 electrically connected to the motor 51, a screw rod linear motion device 53, and a load mounting portion 54 mounted on the screw rod linear motion device 53, the video recording device 6 is mounted on the load mounting portion 54, the motor 51 is used for driving the screw rod linear motion device 53 to rotate under the driving of the motor controller 52, and the load mounting portion 54 is driven by the screw rod linear motion device 53 to reciprocate in a vertical direction so as to drive the video recording device 6 to reciprocate in the vertical direction. Further, the height adjusting device 5 includes a height adjusting button electrically connected to the motor controller 52 such that the motor controller 52 drives the motor 51 to rotate according to the switching value of the height adjusting button. Further, the main control computer 7 is configured to control the video recording device 6 to reciprocate along a vertical direction through the motor controller 52 according to a height adjustment command sent by the mobile terminal and received by the wireless communication module. Further, the main control computer 7 is used for controlling the video recording device 6 to reciprocate along the vertical direction through the motor controller 52 according to the face position tracked by the image recognition camera 623.
The height adjusting device 5 further comprises a height adjusting device bracket 55 for mounting the height adjusting device 5, and a first photoelectric position sensor and a second photoelectric position sensor for detecting the height of the video recording device 6, wherein the first photoelectric position sensor is mounted at a first preset height on the height adjusting device bracket, the second photoelectric position sensor is mounted at a second preset height on the height adjusting device bracket, and the first photoelectric position sensor and the second position sensor are electrically connected with the motor controller 52.
The preset first height is the highest height of the video recording device 6, and the preset second height is the lowest height of the video recording device 6. The first photoelectric position sensor and the second position sensor can control the video recording device 6 to stop ascending or descending, so that the video recording device 6 is prevented from excessively moving, and the limiting effect is achieved.
The working principle of the virtual playing device is as follows:
when a user enters the box body 1 of the virtual playing device, the height of the video recording device 6 can be adjusted in three ways, the first is that the face of the user is automatically tracked through the image recognition camera, so that the height of the user is recognized; the second is to manually adjust the height of the video recording device 6 by the height adjustment button; thirdly, the virtual playing device is logged in through the mobile terminal, height information is input through the mobile terminal, and the main control computer 7 adjusts the height of the video recording device 6 according to the height information sent by the mobile terminal. The height of the video recording device 6 is adjusted, the user can adjust the volume and the sound effect through the control panel 63, the main control computer 7 is an image workstation, which stores a large number of virtual scenes and preset video modes, and the user selects the video modes and the virtual scenes through the main control computer 7. After recording starts, the near-field camera 621 and the panoramic camera 622 start recording video at the same time, and audio is collected by the microphone 31. The main control computer 7 clips and synthesizes the video collected by the close-range camera 621 and the panoramic camera 622 and the audio collected by the microphone 31 according to the video mode and the virtual scene currently selected by the user to generate the recorded video.
The virtual studio shooting space is miniaturized by the advanced integrated video and audio acquisition technology, the virtual video synthesis shooting technology, the shooting lamplight illumination and on-site audio sound expansion technology, the video display technology, the bidirectional video shaft self-adaptive shooting technology and the internet image compression transmission and live broadcasting technology, so that a set of highly integrated and miniaturized virtual studio device is formed. Due to the characteristics of high integration and miniaturization of the virtual performance device, the rapid deployment and installation of the virtual performance device can be realized, namely decoration is realized, the requirement on the use space is low, the virtual performance device can be installed in different environments, such as libraries, cafes, super business, squares, communities, gymnasiums and other public places with large people flow, sharing is realized, recording of programs can be performed in more environments, unmanned self-help shooting is realized, video production is realized rapidly, and meanwhile, the production cost of single video content is greatly reduced.
And the user can select and replace the synthesized shooting video mode and the virtual background scene of the virtual performance device through an online background so as to quickly generate a recorded video according to the synthesized shooting video mode and the virtual background scene selected by the user currently and transmit the recorded video through the wireless communication module and the Internet.
Compared with the prior art, the virtual playing device provided by the embodiment of the invention has the beneficial effects that: the virtual presentation apparatus includes: the box body is provided with an opening on the side surface; a door movably mounted on the case such that the door opens or closes an opening of the case; the audio recording and broadcasting device is arranged in the box body; the lighting device is arranged inside the box body; the height adjusting device is arranged on one inner side wall of the box body; the video recording device is movably arranged on the height adjusting device, so that the video recording device moves in the vertical direction inside the box under the driving of the height adjusting device; the main control computer is electrically connected with the video recording device and the audio recording and broadcasting device, and is used for performing clipping and synthesizing processing on the video collected by the video recording device and the audio collected by the audio recording and broadcasting device to generate a recorded video. The virtual studio device can adapt to the height of a shot person, realize the bidirectional visual axis matching of the shot person and a camera, and simultaneously realize the miniaturization and the high integration of the virtual studio.
While the foregoing is directed to the preferred embodiments of the present invention, it will be appreciated by those skilled in the art that changes and modifications may be made without departing from the principles of the invention, such changes and modifications are also intended to be within the scope of the invention.