CN111917938B - Camera shooting prompt system with field interaction function - Google Patents
Camera shooting prompt system with field interaction function Download PDFInfo
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- CN111917938B CN111917938B CN202010753386.9A CN202010753386A CN111917938B CN 111917938 B CN111917938 B CN 111917938B CN 202010753386 A CN202010753386 A CN 202010753386A CN 111917938 B CN111917938 B CN 111917938B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/61—Control of cameras or camera modules based on recognised objects
- H04N23/611—Control of cameras or camera modules based on recognised objects where the recognised objects include parts of the human body
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
Abstract
The invention relates to a camera shooting prompt system with a field interaction function, which comprises: the system comprises a manual operation camera, an unmanned operation camera, a server, a microseismic bracelet and a director dispatching background, wherein the manual operation camera is provided with an external prompter, the director dispatching background and the microseismic bracelet are all connected with the server, and each person to be shot wears one microseismic bracelet; the external prompter acquires the attribute information of a person to be shot and transmits the attribute information to the server; the method comprises the steps that a broadcast guiding scheduling background obtains attribute information of an unmanned camera corresponding to a person to be shot and transmits the attribute information to a server; and after matching the attribute information of the person to be shot and the attribute information of the unmanned camera received by the server in the live broadcast period according to a preset attribute information matching table, sending a prompt signal to the micro-seismic bracelet. Compared with the prior art, the method improves the situations of poor state of the shot person, discordant shot picture and the like during live broadcast recording, and improves the picture quality and the presentation effect.
Description
Technical Field
The invention relates to the technical field of shooting broadcasting, in particular to a shooting prompting system with a field interaction function.
Background
In the media production field, live broadcast is an information publishing mode which synchronously carries out post production and broadcasting in the scene along with the occurrence and development processes of events. With the development of internet technology, the live broadcast concept has new expansion and development, and the existing live broadcast works can be divided into character and picture live broadcast and video live broadcast. In the live broadcast shooting process, the selection of different machine positions and the switching of different scenes determine the presentation effect of the production of live broadcast works to a certain extent. When pictures are collected and recorded in each camera position, the participation state of people in the scene is also an important factor for evaluating the expressive force quality of the live broadcast works.
For the situation that the human expression state in the shot picture is not good enough in the live broadcast process, the photographer is difficult to artificially prompt whether the photographed person enters the shot picture or not due to the time and space limitations. Because the effective interaction between a shooting party and a shot party is lacked in the process of making the live broadcast works, the phenomena of poor participation effect of live characters, insufficient harmonious feeling of pictures and the like occur in the live broadcast works. Therefore, it is necessary to improve the live broadcast effect and audience satisfaction to realize effective interaction and quick response during the shooting process of the shooting party and the photographed party.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a camera shooting prompting system with a field interaction function.
The purpose of the invention can be realized by the following technical scheme:
a camera prompting system with a field interaction function comprises:
the system comprises a manual operation camera, an unmanned operation camera, a server, a microseismic bracelet and a director dispatching background, wherein the manual operation camera is provided with an external prompter, the director dispatching background and the microseismic bracelet are all in communication connection with the server, and each person to be shot wears one microseismic bracelet;
the external prompter acquires the attribute information of a person to be shot and transmits the attribute information to the server; the broadcasting guide scheduling background acquires attribute information of the unmanned camera corresponding to the person to be shot and transmits the attribute information to the server; and after matching the attribute information of the person to be shot and the attribute information of the unmanned camera received by the server in the live broadcast period according to a preset attribute information matching table, sending a prompt signal to the micro-seismic bracelet.
Preferably, the attribute information of the person to be photographed, which is obtained by the external prompter, is face feature information of the person to be photographed or seat information of the person to be photographed.
Preferably, the seat information of the person to be photographed includes: and the photographer temporarily and manually selects the seat information to be shot on the external prompter, or calls the pre-stored seat information to be shot on the external prompter.
Preferably, the process of establishing the attribute information matching table includes:
numbering and partitioning the on-site seats, matching the microseismic bracelets corresponding to the seat information with the unmanned cameras, associating the microseismic bracelets held by each person to be shot with unique bracelet feature numbers, and establishing an attribute information matching list of the persons to be shot, wherein the attribute information matching list comprises the unique bracelet feature numbers, the seat information, the face feature information and the corresponding unmanned camera information of the persons to be shot.
Preferably, the face feature information of the person to be shot in the attribute information matching list is acquired through microseismic bracelet collection.
Preferably, the process of matching the attribute information matching table is based on a face recognition technology.
Preferably, the microseism bracelet is equipped with button, camera, display screen, signal transmission module and vibrations module.
Preferably, the slight vibration bracelet initiates two slight vibrations after receiving the prompt signal of the server, and the interval between the two slight vibrations is 0.5s.
Preferably, the external prompter is provided with a screen, a power key and a battery jar.
Preferably, the screen is a touch screen.
Compared with the prior art, the method is based on the related prompting device, and the personnel to be shot is prompted to enter the live broadcast picture in advance in the live broadcast production stage through the processing of the attribute information of the personnel to be shot and the initiation of the micro-seismic signal, so that the interaction of the recording site is enhanced, the situations of poor state of the shot person, discordant shot picture and the like during the live broadcast recording period are improved, and the picture quality and the presentation effect are improved.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention;
FIG. 2 is a diagram of a server function module architecture according to the present invention;
FIG. 3 is a view of the external prompter;
FIG. 4 is a diagram illustrating the structure of an external prompter functional module according to the present invention;
fig. 5 is an appearance structure view of the microseismic bracelet of the invention.
The drawing is marked with: 1. the system comprises a manually operated camera, 2, an unmanned camera, 3, a director scheduling background, 4, a server, 5, a microseismic bracelet, 6, an external prompter, 401, a signal receiving module, 402, a signal processing module, 403, a signal storage module, 404, a signal transmitting module, 501, a key, 502, a camera, 503, an adjusting hole, 504, a display screen, 601, a screen, 602, a power key, 603 and a battery jar.
Detailed Description
The invention is described in detail below with reference to the figures and the specific embodiments. The present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
Examples
As shown in fig. 1, the present application provides a camera prompting system with a field interaction function, which includes: the camera 1 is operated manually; the camera 2 is operated by no person, and the corresponding seat area is shot by a fixed machine position; the microseism bracelet 5 is used for collecting the face feature information of a person to be shot, transmitting the face feature information to the server 4 and initiating vibration after receiving a prompt signal sent by the server 4; the broadcasting-directing scheduling background 3 is connected with the unmanned camera 2, sends information of the unmanned camera to be switched to the server 4, and sends position switching information to the unmanned camera 2 with a fixed position; and the server 4 generates an attribute information matching list of the person to be shot based on the set and collected attribute information, receives the attribute information sent by the external prompter 6 or the director scheduling background 3, performs matching processing, and sends the prompt information to the corresponding microseismic bracelet 5 obtained by matching. The manual operation camera 1 is provided with an external prompter 6, is in communication connection with the external prompter 6, and is used for acquiring preview images shot by the manual operation camera 1 or seat information selected by a photographer. The external prompter 6, the director scheduling background 3 and the microseismic bracelet 5 are all in communication connection with the server 4. Every personnel of waiting to shoot all wears a microseism bracelet 5.
The self attribute information of the person to be shot acquired by the external prompter 6 is the face feature information of the person to be shot or the seat information of the person to be shot. The face feature information of the person to be shot is preview image information acquired by the photographer operating the camera 1, and the preview image information is intercepted by the external prompter 6 and then transmitted to the server 4 for attribute matching. The information of the seats where the persons to be shot are located comprises: the photographer temporarily and manually selects the seat information to be photographed on the external prompter 6, or the photographer calls the pre-stored seat information to be photographed on the external prompter 6. The process of matching the attribute information matching table is based on a face recognition technology.
As shown in fig. 2, the functional modules of the server 4 include a signal receiving module 401, a signal processing module 402, a signal storage module 403, and a signal transmitting module 404. The signal received by the signal receiving module 401 includes matching information of the meeting place seat, the corresponding microseismic bracelet 5 and the corresponding unmanned camera 2 of the fixed machine position, face feature information of the participant acquired by the microseismic bracelet 5, information to be switched sent by the director scheduling background 3, and attribute information of the participant in the area to be shot sent by the external prompter 6. The signal processing module 402 performs processing operations including matching and associating the unmanned camera 2 with corresponding shooting seat information, matching and associating the face feature information acquired by the microseism bracelet 5 with the unique bracelet feature number and the corresponding seat information, establishing a matching list of attribute information of the person to be shot, screening the seat information corresponding to the unmanned camera 2 indicated by the information to be switched in the director scheduling background 3 and locking the unique bracelet feature number corresponding thereto, and screening the attribute information of the person to be shot in the area to be shot and locking the unique bracelet feature number corresponding thereto, which is sent by the external prompter 6. The signal storage module 403 stores contents including the received attribute information of the person to be photographed and the established matching list of the attribute information of the person to be photographed. The signal transmitting module 404 transmits the microseismic bracelet 5 with the transmitting object corresponding to the unique bracelet feature number locked by the signal processing module 402, and the transmitting content is a prompt coding signal.
The establishment process of the attribute information matching table comprises the following steps:
numbering and partitioning the seats on site, matching the microseismic bracelet 5 corresponding to the seat information with the unmanned camera 2, associating the microseismic bracelet 5 held by each person to be shot with a unique bracelet feature number, and establishing an attribute information matching list of the persons to be shot, wherein the attribute information matching list comprises the unique bracelet feature number, the seat information, the face feature information and the information corresponding to the unmanned camera 2 of the persons to be shot. The face feature information of the person to be shot in the attribute information matching list is acquired through the microseismic bracelet 5.
The photographer preselects and stores seat information to be photographed on the external prompter 6 according to the photographing plan.
As shown in fig. 3, the external prompter 6 is provided with a screen 601, a power key 602, and a battery slot 603. The screen 601 is a touch screen, and a photographer can switch and operate interfaces with different functions of the external prompter 6 through the screen 601. The external prompter 6 can be externally connected to the movable manual operation camera 1. The screen 601 of the external prompter 6 can display the synchronous picture with the camera and can select the function, and the power key 602 can switch the on or off state of the external prompter 6. The battery slot 603 can be assembled with a rechargeable battery to ensure the normal operation of the external prompter 6.
As shown in fig. 4, the external prompter 6 includes the following functions: the method comprises the steps of displaying the electric quantity state, intercepting a preview image, selecting seat information, storing the seat information, calling the seat information, selecting attribute information and sending the attribute information. In this embodiment, external prompting device 6's component element includes STM32 singlechip, capacitive touch screen, liquid crystal display, SD card, communication module etc. and communication module can adopt WIFI module or other wireless communication modules.
As shown in fig. 5, the microseismic bracelet 5 is provided with a key 501, a camera 502, a display screen 504, a signal transmission module and a vibration module.
Taking live conference as an example, the system is specifically implemented as follows:
the method comprises the steps that direct broadcasting site seats are partitioned and numbered, matching association of a fixed-position unmanned camera 2 and corresponding shooting seat information is established, a server 4 establishes a participant attribute information matching list according to each seat information, a corresponding microseismic bracelet 5 and a corresponding unmanned camera 2, unique bracelet feature numbers are associated with attribute information items of each participant, and a photographer selects and stores seat information planned to be shot in a camera external prompter 6;
after taking the micro-seismic bracelet 5, the attendees press the button 501 to start the camera 502, the camera 502 immediately starts the portrait acquisition, the attendees can observe the display screen 504 to input complete facial feature information, the micro-seismic bracelet 5 closes the camera 502 after detecting qualified facial feature information, the facial feature information is transmitted to the server 4, and the attendees select appropriate adjustment holes to wear the micro-seismic bracelet 5;
the server 4 receives the face feature information input by the microseismic bracelet 5, expands the face feature information attribute items for the participant attribute information matching list, and updates and stores the participant attribute information matching list;
when the conference starts, the camera party starts working, and the related devices of the prompting method are started and ready;
the first situation is as follows: the picture to be switched to by the director scheduling background 3 is a seat area corresponding to the fixed-position unmanned camera 2; at the moment, the broadcasting-directing scheduling background 3 sends information of the unmanned camera 2 to be switched to the server 4, the server 4 matches a unique bracelet feature number corresponding to a participant in the area to be shot according to the participant attribute information matching list, and sends a prompt signal to a micro-vibration bracelet 5 to which the number belongs;
the second situation: a photographer operates a camera on site and obtains a preview image to be accessed to live broadcast at the next stage through a preview image intercepting function of an external prompter 6, the preview image is selected and then sent to a server 4, the server 4 processes face feature attribute information contained in the preview image based on a face recognition technology, a unique bracelet feature number corresponding to a participant in an area to be shot is matched according to a participant attribute information matching list, and a prompt signal is transmitted to a microseismic bracelet 5 to which the number belongs;
case three: a photographer operates a camera on site, acquires seat information to be accessed to live broadcast at the next stage through a seat information selection function or a seat information calling function of an external prompter 6, selects the seat information and sends the selected seat information to a server 4, the server 4 processes the received seat information, matches a unique bracelet feature number corresponding to a participant in an area to be shot according to a participant attribute information matching list, and transmits a prompt signal to a microseismic bracelet 5 to which the number belongs;
the slight shock bracelet 5 receives the prompt signal of the server 4 and initiates slight shock twice at an interval of 0.5s;
the participants feel the vibration sent by the microseismic bracelet 5, know that the participants are about to enter a live broadcast picture and immediately adjust the posture state;
in a short time after the participants respond to the prompt, the director scheduling background 3 switches the camera lens to be accessed to live broadcast, and at the moment, the character expressive force of live broadcast pictures is good, and the picture harmony is high.
In particular, for the case one, the method is suitable for shooting prompt of the unmanned camera 2 at the fixed station; aiming at the situation II, the method is suitable for shooting prompt under the condition that the camera 1 is operated manually to shoot and the human face features of the participants in the picture are clearer; and for the third situation, the device is suitable for shooting by the movable manual operation camera 1, can call the pre-stored seat information, and has higher reliability.
Claims (8)
1. The utility model provides a suggestion system of making a video recording with on-spot interactive function which characterized in that includes:
the system comprises a manually operated camera (1), an unmanned camera (2), a server (4), micro-seismic bracelets (5) and a broadcasting-directing scheduling background (3), wherein the manually operated camera (1) is provided with an external prompter (6), the broadcasting-directing scheduling background (3) and the micro-seismic bracelets (5) are all in communication connection with the server (4), and each person to be shot wears one micro-seismic bracelet (5);
the external prompter (6) acquires the attribute information of the person to be shot and transmits the attribute information to the server (4); the broadcasting guide scheduling background (3) acquires attribute information of the unmanned camera (2) corresponding to the person to be shot and transmits the attribute information to the server (4); the server (4) matches the attribute information of the person to be shot received in the live broadcast period and the attribute information of the unmanned camera (2) according to a preset attribute information matching table, and then sends a prompt signal to the microseismic bracelet (5);
the establishment process of the attribute information matching table comprises the following steps:
numbering and partitioning on-site seats, matching a slight-shock bracelet (5) corresponding to seat information with an unmanned camera (2), associating a unique bracelet feature number for the slight-shock bracelet (5) held by each person to be shot, and establishing an attribute information matching list of the person to be shot, wherein the attribute information matching list comprises the unique bracelet feature number, the seat information, the face feature information and the information corresponding to the unmanned camera (2) of the person to be shot;
the self attribute information of the person to be shot acquired by the external prompter (6) is the face feature information of the person to be shot or the seat information of the person to be shot.
2. The system of claim 1, wherein the information of the seat where the person to be photographed is located comprises: the photographer temporarily and manually selects the seat information to be photographed on the external prompter (6), or the photographer calls the pre-stored seat information to be photographed on the external prompter (6).
3. The camera prompting system with the field interaction function according to claim 1, wherein the face feature information of the person to be photographed in the attribute information matching list is acquired through a microseismic bracelet (5).
4. The system of claim 1, wherein the matching of the attribute information matching table is based on face recognition technology.
5. The camera prompting system with the field interaction function according to claim 1, wherein the micro-vibration bracelet (5) is provided with a key (501), a camera (502), a display screen (504), a signal transmission module and a vibration module.
6. The camera prompting system with the field interaction function according to claim 5, wherein the slight vibration bracelet (5) initiates two times of slight vibration after receiving a prompting signal of the server (4), and the interval between the two times of slight vibration is 0.5s.
7. The camera prompting system with the field interaction function as claimed in claim 1, wherein the external prompter (6) is provided with a screen (601), a power key (602) and a battery jar (603).
8. A camera prompting system with field interaction function according to claim 7, characterized in that the screen (601) is a touch screen.
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| CN202010753386.9A CN111917938B (en) | 2020-07-30 | 2020-07-30 | Camera shooting prompt system with field interaction function |
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| CN202010753386.9A CN111917938B (en) | 2020-07-30 | 2020-07-30 | Camera shooting prompt system with field interaction function |
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| JP2002094837A (en) * | 2000-09-19 | 2002-03-29 | Fuji Photo Optical Co Ltd | Signal processing unit for prompter |
| JP2016010102A (en) * | 2014-06-26 | 2016-01-18 | Kddi株式会社 | Information presentation system |
| CN105915765A (en) * | 2016-04-26 | 2016-08-31 | 苏州乐聚堂电子科技有限公司 | Program director control system and method |
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