CN113596565A - Video recording and playing method and system - Google Patents
Video recording and playing method and system Download PDFInfo
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- CN113596565A CN113596565A CN202110851876.7A CN202110851876A CN113596565A CN 113596565 A CN113596565 A CN 113596565A CN 202110851876 A CN202110851876 A CN 202110851876A CN 113596565 A CN113596565 A CN 113596565A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4334—Recording operations
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42201—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS] biosensors, e.g. heat sensor for presence detection, EEG sensors or any limb activity sensors worn by the user
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/4223—Cameras
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/44008—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics in the video stream
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
- H04N21/440218—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by transcoding between formats or standards, e.g. from MPEG-2 to MPEG-4
-
- 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
- H04N23/695—Control of camera direction for changing a field of view, e.g. pan, tilt or based on tracking of objects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
- H04N7/155—Conference systems involving storage of or access to video conference sessions
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- General Health & Medical Sciences (AREA)
- Neurosurgery (AREA)
- Television Signal Processing For Recording (AREA)
Abstract
The invention relates to the technical field of video recording and broadcasting, in particular to a video recording and broadcasting method and a system, which comprise a video and audio recording system, an identification system, a processing system, a regulating system and gateway equipment, wherein the video and audio recording system, the identification system, the processing system and the regulating system are connected through the gateway equipment in a network manner; the video and audio recording system comprises video recording equipment and audio recording equipment, and the recognition system comprises a gesture recognition module, a face recognition module and a temperature recognition module; the processing system comprises a semantic analysis system, a processor module, a storage module, a noise reduction module, an image processing module and a Chinese character generation module. According to the invention, the image processing module and the noise reduction module are utilized to respectively process the recorded video and audio, so that the video can be automatically processed and processed in the recording process, the manpower input in the post-processing is reduced, and the recording of the video is more convenient.
Description
Technical Field
The invention relates to the technical field of video recording and playing, in particular to a video recording and playing method and system.
Background
The video recording and broadcasting system can record images, sounds and lectures of a lecturer or a speaker into a standard network format in a hardware device mode in real time, and synchronously live broadcast through a network and a server or store the images, the sounds and the lectures at the cloud end, so that people can live broadcast and watch or playback and watch the content of the lecturer and the speaker.
Chinese patent No. 201711481857.X provides a video recording and playing system, which communicates with a video networking conference application installed in a video networking terminal, the video recording and playing system comprising a client and a server, wherein the server is configured to: receiving a video Transport Stream (TS) stream sent by a video networking terminal, repackaging the TS stream to generate video data in a specified video format, and storing the video data in the specified video format; the client is used for: displaying a recorded video file identifier, detecting a trigger operation of a user for the video file identifier, acquiring video data of a specified video format corresponding to the trigger operation from the server when the trigger operation is detected, and playing the video data of the specified video format.
After a video in the prior art is recorded, a large amount of work needs to be performed by multiple people for post-processing, which results in inconvenient recording of the video, and multiple people need to perform cooperative operation during recording of the video, which results in easy virus cross infection during epidemic situations, so that a video recording and broadcasting method and a video recording and broadcasting system are urgently needed to solve the problems.
Disclosure of Invention
The invention aims to provide a video recording and playing method and a video recording and playing system, which are used for solving the problems that a large amount of post-processing work is required and multiple persons are required to perform collaborative recording in the background technology.
The technical scheme of the invention is as follows: the video recording and playing system comprises a video and audio recording system, an identification system, a processing system, a regulating system and gateway equipment, wherein the video and audio recording system, the identification system, the processing system and the regulating system are connected through the gateway equipment in a network;
the video and audio recording system comprises video recording equipment and audio recording equipment, and the recognition system comprises a gesture recognition module, a face recognition module and a temperature recognition module; the processing system comprises a semantic analysis system, a processor module, a storage module, a noise reduction module, an image processing module and a Chinese character generation module; the adjusting system comprises a lighting device, a height detecting device, a height adjusting device, a curtain driving device, a photoswitch and an angle adjusting device, wherein the angle adjusting device adjusts the shooting angle of the video recording device, and the height adjusting device adjusts the shooting height of the video recording device.
Furthermore, the face recognition module recognizes the face of the speaker, and the processor module is used for numbering the video to be recorded according to the name of the speaker.
Furthermore, the gesture recognition module recognizes a gesture signal made by the speaker, and the processor module controls the video recording device and the audio recording device to start and end according to the recognized gesture signal.
Further, the temperature detection module detects the temperature of the speaker, the processor module is used for analyzing the result of the temperature detection, the detected speaker is started up to the face recognition module and the gesture recognition module, and the light-operated switch is electrically connected with the lighting equipment through a wire.
Further, the height detection module detects the height of a speaker, and the height and the angle of the video recording device are respectively adjusted through the height adjusting device and the angle adjusting device according to the detected height of the speaker.
Furthermore, the noise reduction module is used for carrying out noise reduction processing on the audio recorded by the voice recording equipment, the image processing module is used for processing the image quality of the video recorded by the video recording equipment, the processed audio and the processed video are stored by the storage module, and the audio and the video are synthesized by the processor module and then uploaded to the server through the wireless method module.
Furthermore, the curtain driving device closes the curtain according to the temperature value of the speaker detected by the temperature detection module, and the light-operated switch controls whether the light in the room is turned on according to whether the curtain is closed.
The video recording and playing method comprises the following steps:
s1, enabling a speaker to walk to the position of a platform, detecting the temperature of the speaker through a temperature detection module, and controlling a curtain driving module to work through a control module after the body temperature to be detected is normal so as to close a curtain;
s2, the light ray detection module transmits information to the light control module through light ray dimming, and the light equipment is turned on through the light control module;
s3, detecting the height of the speaker through a height detection module, and controlling the height adjusting device and the angle adjusting device to work through a control module so that the video recording device is adjusted to the optimal position;
s4, recognizing the face of the speaker through a face recognition module, and carrying out video numbering through a processor module according to the recognized name of the speaker;
s5, the speaker makes a gesture for starting recording, transmits gesture information to the control module through the gesture recognition module, and controls the video recording equipment and the voice recording equipment to start to record videos and voices through the control module;
s6, when the video recording is finished, the speaker makes a finishing gesture, the gesture information is transmitted to the control module through the gesture recognition module, and the control module controls the video recording equipment and the voice recording equipment to finish recording the video and the voice;
s7, the processor module calls videos and audios in the video recording equipment and the voice recording equipment, processes video information through the image processing module, reduces noise of the audios through the noise reduction module, synthesizes the processed audios and videos and stores the synthesized audios and videos in the storage module;
s8, the processor calls information in the storage module and uploads the information to the cloud server through the wireless transceiving module;
and S9, the student logs in through the account number of the terminal equipment, calls out a video list by retrieving the name of the speaker, and plays the video by clicking the serial number of the video.
Further, in S5, the gesture of starting recording is "fist", and in S6, the gesture of ending recording is "clapping".
Further, in S4, the video processing method includes firstly extracting a moving object in the video by using a frame difference method; tracking the extracted moving object by adopting a particle filter algorithm; deblurring and defogging are carried out on the video; and finally, analyzing the video through the model.
The invention provides a video recording and playing method and a video recording and playing system through improvement, and compared with the prior art, the invention has the following improvement and advantages:
(1) according to the invention, the image processing module and the noise reduction module are utilized to respectively process the recorded video and audio, so that the video can be automatically processed and processed in the recording process, the manpower input in the post-processing is reduced, and the recording of the video is more convenient.
(2) The invention utilizes the height detection device to detect the height of the speaker, so that the height and the shooting angle of the video recording device can be automatically adjusted through the height adjustment device and the angle adjustment device, and further, the device can be automatically adjusted when people with different heights record videos, so that the number of workers required by a recording site is reduced, and the virus cross infection caused by too many people in an epidemic situation is prevented.
(3) The invention utilizes the gesture recognition module to recognize the gesture of the speaker, so that the video recording equipment can record and terminate the video, the video recording is more intelligent and simpler, and the workload of workers is further reduced.
(4) The temperature detection module is used for detecting the temperature of the speaker to judge whether the body is in a heating state or not, and the detection result is used as a signal for judging whether the curtain is closed or not, so that the curtain and the lighting equipment can be linked, and the curtain can be automatically closed and the lighting equipment can be automatically opened.
Drawings
The invention is further explained below with reference to the figures and examples:
FIG. 1 is a system schematic of the present invention;
fig. 2 is a flow chart of the method of the present invention.
Detailed Description
The present invention will be described in detail with reference to fig. 1 to 2, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The present invention provides a video recording and playing system by improving, as shown in fig. 1-2, the system comprises a video and audio recording system, an identification system, a processing system, a regulation system and a gateway device, wherein the video and audio recording system, the identification system, the processing system and the regulation system are connected through the gateway device in a network;
the video and audio recording system comprises video recording equipment and audio recording equipment, and the recognition system comprises a gesture recognition module, a face recognition module and a temperature recognition module; the processing system comprises a semantic analysis system, a processor module, a storage module, a noise reduction module, an image processing module and a Chinese character generation module; the adjusting system comprises lighting equipment, height detecting equipment, height adjusting equipment, curtain driving equipment, a photoswitch and angle adjusting equipment, wherein the angle adjusting equipment adjusts the shooting angle of the video recording equipment, and the height adjusting equipment adjusts the shooting height of the video recording equipment.
Furthermore, the face recognition module recognizes the face of the speaker, and the processor module is used for numbering the video to be recorded according to the name of the speaker.
Further, the gesture recognition module recognizes a gesture signal made by the speaker, and the processor module controls the video recording device and the audio recording device to start and end according to the recognized gesture signal.
Furthermore, the temperature detection module detects the temperature of the speaker, the processor module is used for analyzing the result of the temperature detection, the detected speaker is started up on the face recognition module and the gesture recognition module, and the light-operated switch is electrically connected with the lighting equipment through a wire.
Further, the height detection module detects the height of the speaker, and the height and the angle of the video recording device are respectively adjusted through the height adjusting device and the angle adjusting device according to the detected height of the speaker.
Furthermore, the noise reduction module is used for carrying out noise reduction processing on the audio recorded by the voice recording equipment, the image processing module is used for processing the image quality of the video recorded by the video recording equipment, the processed audio and the processed video are stored by the storage module, and the audio and the video are synthesized by the processor module and then uploaded to the server through the wireless method module.
Further, the curtain driving device closes the curtain according to the temperature value of the speaker detected by the temperature detection module, and the light-operated switch controls whether the light in the room is turned on according to whether the curtain is closed.
The video recording and playing method comprises the following steps:
s1, enabling a speaker to walk to the position of a platform, detecting the temperature of the speaker through a temperature detection module, and controlling a curtain driving module to work through a control module after the body temperature to be detected is normal so as to close a curtain;
s2, the light ray detection module transmits information to the light control module through light ray dimming, and the light equipment is turned on through the light control module;
s3, detecting the height of the speaker through a height detection module, and controlling the height adjusting device and the angle adjusting device to work through a control module so that the video recording device is adjusted to the optimal position;
s4, recognizing the face of the speaker through a face recognition module, and carrying out video numbering through a processor module according to the recognized name of the speaker;
s5, the speaker makes a gesture for starting recording, transmits gesture information to the control module through the gesture recognition module, and controls the video recording equipment and the voice recording equipment to start to record videos and voices through the control module;
s6, when the video recording is finished, the speaker makes a finishing gesture, the gesture information is transmitted to the control module through the gesture recognition module, and the control module controls the video recording equipment and the voice recording equipment to finish recording the video and the voice;
s7, the processor module calls videos and audios in the video recording equipment and the voice recording equipment, processes video information through the image processing module, reduces noise of the audios through the noise reduction module, synthesizes the processed audios and videos and stores the synthesized audios and videos in the storage module;
s8, the processor calls information in the storage module and uploads the information to the cloud server through the wireless transceiving module;
and S9, the student logs in through the account number of the terminal equipment, calls out a video list by retrieving the name of the speaker, and plays the video by clicking the serial number of the video.
Further, in S5, the gesture for starting recording is "fist", and in S6, the gesture for ending recording is "clapping".
Further, in S4, the video processing method includes firstly extracting a moving object in the video by using a frame difference method; tracking the extracted moving object by adopting a particle filter algorithm; deblurring and defogging are carried out on the video; and finally, analyzing the video through the model.
The working principle of the invention is as follows: s1, enabling a speaker to walk to the position of a platform, detecting the temperature of the speaker through a temperature detection module, and controlling a curtain driving module to work through a control module after the body temperature to be detected is normal so as to close a curtain; s2, the light ray detection module transmits information to the light control module through light ray dimming, and the light equipment is turned on through the light control module; s3, detecting the height of the speaker through a height detection module, and controlling the height adjusting device and the angle adjusting device to work through a control module so that the video recording device is adjusted to the optimal position; s4, recognizing the face of the speaker through a face recognition module, and carrying out video numbering through a processor module according to the recognized name of the speaker; s5, the speaker makes a gesture for starting recording, transmits gesture information to the control module through the gesture recognition module, and controls the video recording equipment and the voice recording equipment to start to record videos and voices through the control module; s6, when the video recording is finished, the speaker makes a finishing gesture, the gesture information is transmitted to the control module through the gesture recognition module, and the control module controls the video recording equipment and the voice recording equipment to finish recording the video and the voice; s7, the processor module calls videos and audios in the video recording equipment and the voice recording equipment, processes video information through the image processing module, reduces noise of the audios through the noise reduction module, synthesizes the processed audios and videos and stores the synthesized audios and videos in the storage module; s8, the processor calls information in the storage module and uploads the information to the cloud server through the wireless transceiving module; and S9, the student logs in through the account number of the terminal equipment, calls out a video list by retrieving the name of the speaker, and plays the video by clicking the serial number of the video.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. Video record broadcast system, its characterized in that: the system comprises a video and audio recording system, an identification system, a processing system, a regulation system and gateway equipment, wherein the video and audio recording system, the identification system, the processing system and the regulation system are connected through the gateway equipment in a network;
the video and audio recording system comprises video recording equipment and audio recording equipment, and the recognition system comprises a gesture recognition module, a face recognition module and a temperature recognition module; the processing system comprises a semantic analysis system, a processor module, a storage module, a noise reduction module, an image processing module and a Chinese character generation module; the adjusting system comprises a lighting device, a height detecting device, a height adjusting device, a curtain driving device, a photoswitch and an angle adjusting device, wherein the angle adjusting device adjusts the shooting angle of the video recording device, and the height adjusting device adjusts the shooting height of the video recording device.
2. The video recording and playing system of claim 1, wherein: the face recognition module recognizes the face of the speaker, and the processor module is used for numbering the video to be recorded according to the name of the speaker.
3. The video recording and playing system of claim 1, wherein: the gesture recognition module recognizes gesture signals made by a speaker, and the processor module controls the video recording equipment and the audio recording equipment to start and end according to the recognized gesture signals.
4. The video recording and playing system of claim 1, wherein: the temperature detection module detects the temperature of the speaker, the processor module is used for analyzing the result of the temperature detection, the detected speaker is started up on the face recognition module and the gesture recognition module, and the light-operated switch is electrically connected with the lighting equipment through a wire.
5. The video recording and playing system of claim 1, wherein: the height detection module detects the height of a speaker, and the height and the angle of the video recording device are respectively adjusted through the height adjusting device and the angle adjusting device according to the detected height of the speaker.
6. The video recording and playing system of claim 1, wherein: the noise reduction module is used for carrying out noise reduction on audio recorded by the voice recording equipment, the image processing module is used for processing the image quality of video recorded by the video recording equipment, the processed audio and video are stored by the storage module, and the audio and video are synthesized by the processor module and then uploaded to the server through the wireless method module.
7. The video recording and playing system of claim 1, wherein: the curtain driving device closes the curtain according to the temperature value of the speaker detected by the temperature detection module, and the light-operated switch controls whether the indoor light is turned on or not according to whether the curtain is closed or not.
8. The video recording and playing method is characterized by comprising the following steps:
s1, enabling a speaker to walk to the position of a platform, detecting the temperature of the speaker through a temperature detection module, and controlling a curtain driving module to work through a control module after the body temperature to be detected is normal so as to close a curtain;
s2, the light ray detection module transmits information to the light control module through light ray dimming, and the light equipment is turned on through the light control module;
s3, detecting the height of the speaker through a height detection module, and controlling the height adjusting device and the angle adjusting device to work through a control module so that the video recording device is adjusted to the optimal position;
s4, recognizing the face of the speaker through a face recognition module, and carrying out video numbering through a processor module according to the recognized name of the speaker;
s5, the speaker makes a gesture for starting recording, transmits gesture information to the control module through the gesture recognition module, and controls the video recording equipment and the voice recording equipment to start to record videos and voices through the control module;
s6, when the video recording is finished, the speaker makes a finishing gesture, the gesture information is transmitted to the control module through the gesture recognition module, and the control module controls the video recording equipment and the voice recording equipment to finish recording the video and the voice;
s7, the processor module calls videos and audios in the video recording equipment and the voice recording equipment, processes video information through the image processing module, reduces noise of the audios through the noise reduction module, synthesizes the processed audios and videos and stores the synthesized audios and videos in the storage module;
s8, the processor calls information in the storage module and uploads the information to the cloud server through the wireless transceiving module;
and S9, the student logs in through the account number of the terminal equipment, calls out a video list by retrieving the name of the speaker, and plays the video by clicking the serial number of the video.
9. The video recording and playing method according to claim 8, wherein: in S5, the gesture for starting recording is "fist", and in S6, the gesture for ending recording is "clapping".
10. The video recording and playing method according to claim 8, wherein: in S4, the video processing method includes firstly extracting a moving object in the video by using a frame difference method; tracking the extracted moving object by adopting a particle filter algorithm; deblurring and defogging are carried out on the video; and finally, analyzing the video through the model.
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| CN202110851876.7A CN113596565A (en) | 2021-07-27 | 2021-07-27 | Video recording and playing method and system |
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| CN202110851876.7A CN113596565A (en) | 2021-07-27 | 2021-07-27 | Video recording and playing method and system |
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