CN111654718A - Audio and video online making and cooperation system and method based on Internet of things device assistance - Google Patents
Audio and video online making and cooperation system and method based on Internet of things device assistance Download PDFInfo
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- CN111654718A CN111654718A CN202010288137.7A CN202010288137A CN111654718A CN 111654718 A CN111654718 A CN 111654718A CN 202010288137 A CN202010288137 A CN 202010288137A CN 111654718 A CN111654718 A CN 111654718A
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000003860 storage Methods 0.000 claims abstract description 38
- 238000004519 manufacturing process Methods 0.000 claims abstract description 28
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 9
- 229910052744 lithium Inorganic materials 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 3
- 238000012550 audit Methods 0.000 abstract description 10
- 238000009826 distribution Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/231—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion
- H04N21/23103—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion using load balancing strategies, e.g. by placing or distributing content on different disks, different memories or different servers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
-
- 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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/2181—Source of audio or video content, e.g. local disk arrays comprising remotely distributed storage units, e.g. when movies are replicated over a plurality of video servers
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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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/226—Characteristics of the server or Internal components of the server
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- Multimedia (AREA)
- Health & Medical Sciences (AREA)
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Abstract
The invention discloses an audio and video online making and cooperation system and method based on the assistance of Internet of things equipment, and relates to the technical field of Internet of things. The system comprises hardware equipment of the Internet of things, a camera, a storage cloud server and an application terminal; the Internet of things hardware equipment is used for receiving the recording trigger signal and the metadata information sent by the camera, synchronously recording the video signal and acquiring the metadata information with the camera in the Internet of things hardware equipment, acquiring an agent video file with the length/picture/metadata information consistent with that of the video file recorded in the camera and transmitting the agent video file to the storage cloud server. The invention can control the early-stage shooting progress and the shooting quality in any scene capable of being connected with the Internet by audio and video production team members and collaborators without being limited by actual addresses; and performing cooperative audit and post-production by using the 'agency' material file on the cloud platform in real time, and completing audit, post-production and distribution of the shot material in a short period.
Description
Technical Field
The invention belongs to the technical field of Internet of things, and particularly relates to an audio and video online making and cooperation system based on Internet of things equipment assistance and an audio and video online making and cooperation method based on Internet of things equipment assistance.
Background
The online real-time collaboration platform based on the Internet can improve the working efficiency of teams to a great extent, but the premise is that work performed by people can be completed in the network.
In audio and video production, networked devices and equipment in an early video shooting site are also limited, especially in a core camera of a film studio, camera manufacturers provide some networking functions on own cameras, but generally have simple site control functions and are difficult to generate practical values.
If the shooting site in the early stage is required to be communicated with an internet online collaboration platform, the core assets of the site, namely the video materials shot under the scene, need to be synchronized to the cloud in real time, so that a production team can access/process and distribute online. In the 5G era, the network transmission with low delay and high bandwidth ensures that digital assets such as video materials are synchronized to the cloud in real time, so that the practical significance is increased; how to achieve the purpose is a problem expected to be solved by the audio and video production industry.
Disclosure of Invention
The invention provides an audio and video online making and cooperation system and method based on the assistance of Internet of things equipment, and solves the problems.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the audio and video online manufacturing and cooperation system based on the assistance of the Internet of things equipment comprises Internet of things hardware equipment, a camera connected with the Internet of things hardware equipment through a signal cable or a wireless network, a storage cloud server connected with the Internet of things hardware equipment in real time through a wired network or a wireless network or a mobile Internet adapter, and an application terminal connected with the storage cloud server through the wireless network or the wired network or the mobile Internet;
the Internet of things hardware equipment is used for receiving a recording trigger signal and Metadata information sent by a camera, synchronously recording video signals with the camera in the Internet of things hardware equipment, acquiring a proxy video file with the length/picture consistent with that of the video file recorded in the camera, transmitting the proxy video file to a storage cloud server, and simultaneously reading Metadata (Metadata) information transmitted by the camera through a video signal cable or a wireless network and recording the Metadata information in the proxy video file;
the Internet of things hardware equipment comprises an FPGA chip used for analyzing camera shooting data, a coding SOC chip connected with the FPGA chip and used for coding and recording video signals, a network module connected with the FPGA chip and used for transmitting data to a storage cloud server, two lithium batteries connected with the FPGA chip and used for providing redundant uninterrupted power supply, and an LED lamp used for battery voltage alarm display.
The method for audio and video online making and cooperation based on the assistance of the Internet of things equipment comprises the following steps:
s01, initializing hardware equipment of system installation and Internet of things: a user installs a battery on the Internet of things hardware equipment on a shooting site and connects a camera; the application terminal is connected with the Internet of things hardware equipment through a wireless network/wired network or a mobile Internet of things access Internet; the method comprises the steps that initialization of hardware equipment of the Internet of things is completed after the application terminal is connected with the hardware equipment of the Internet of things;
s02, binding the application terminal with the account of the storage cloud server through the application program, establishing a shooting project, and inviting a shooting team to shoot to obtain shooting materials presented in a video stream form;
s03, shooting materials by the camera, triggering Internet of things hardware to record synchronously, and uploading the video to a storage cloud server after shooting of one material is finished;
and S04, after uploading, the project members access/comment/approve or download the synchronously recorded video materials on the storage cloud server in real time through the application terminal, and then clip and make the video materials.
Further, in step S01, after the lithium batteries are installed, the FPGA chip determines two output voltages of the two lithium batteries, and preferentially uses one battery power supply with a lower voltage as a load power supply to supply power; when the voltage of any one battery is lower than the threshold value, the prompting is carried out through the LED lamp, the other battery power supply is automatically switched to be used as a load power supply to supply power, and the power-off restarting of the hardware equipment of the Internet of things cannot be caused when the load power supply is switched.
Further, in the step S02, the application terminal is bound with the storage cloud server account through the application program, a manner of obtaining an accesstken and a storage server address is adopted, the hardware device obtains a writer authority for the storage server through the accesstken, uploads the recorded video file to the storage cloud server in real time, and the internet of things hardware device receives a callback parameter of the storage cloud server and feeds back an upload result to the user.
Further, the step S03 is specifically implemented by the following method: analyzing an Autoreal Video information infoFrame part of an HDMI signal of the camera or an ANC part of an SDI signal through an FPGA chip to obtain the resolution and the frame rate of a Video stream transmitted by the camera, automatically adjusting the frame rate of a recorded code to be consistent with the frame rate, searching for a Rec Trigger sent by the camera, sending a signal to a coding SoC chip to start coding and recording the Video signal when receiving the Rec Trigger, and sending a signal to the coding SoC chip to Stop coding and recording the Video when receiving a Stop Trigger sent by the camera.
Further, the FPGA chip analyzes an audio Video information infoframe portion of an HDMI signal of the camera or an ANC portion of an SDI signal, obtains a time code (TimeCode)/a volume name (reeina)/a file name (FIleName) transmitted by the camera, sends the time code/volume name/file name (FIleName) to the coding SoC, and writes the coding SoC into Video file metadata recorded by the coding.
Compared with the prior art, the invention has the following beneficial effects:
1. by utilizing the system and the method, the members of the audio and video production team can control the early-stage shooting progress and the shooting quality in any scene capable of accessing the Internet without being limited by actual addresses.
2. By using the system and the method, the members of the audio and video production team can perform cooperative audit and post production by using the 'agency' material file on the cloud platform in real time, and finish the audit, post production and distribution of the shot material in a short period.
3. The method for configuring and binding the platform account and the project by the application terminal to the hardware equipment is not limited by actual addresses, the early-stage shooting progress and the shooting quality can be carried out in any scene capable of being connected with the Internet, and the members and the collaborators of the video production team can carry out cooperative audit and post production by utilizing the 'agency' material file on the cloud platform in real time, and the audit, post production and distribution of the shot material can be completed in a short period.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a structural diagram of an audio and video online production and collaboration system based on the assistance of internet of things equipment in accordance with the present invention;
fig. 2 is a step diagram of an audio and video online making and cooperation method based on the assistance of internet of things equipment.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
Referring to fig. 1, the audio/video online production and collaboration system based on the assistance of the internet of things equipment comprises internet of things hardware equipment, a camera connected with the internet of things hardware equipment through a signal cable or a wireless network, a storage cloud server connected with the internet of things hardware equipment through a wired network or a wireless network or a mobile internet adapter in real time, and an application terminal connected with the storage cloud server through a wireless network or a wired network or a mobile internet;
the Internet of things hardware equipment is used for receiving a recording trigger signal sent by the camera, synchronously recording a video signal with the camera in the Internet of things hardware equipment, acquiring an 'agent' video file with the length/picture consistent with that of the video file recorded in the camera, transmitting the 'agent' video file to the storage cloud server, and simultaneously reading Metadata (Metadata) information transmitted by the camera through a video signal cable or a wireless network and recording the Metadata information in the 'agent' video file;
the Internet of things hardware equipment comprises an FPGA chip used for analyzing camera shooting data, a coding SOC chip connected with the FPGA chip and used for coding and recording video signals, a network module connected with the FPGA chip and used for transmitting data to a storage cloud server, two lithium batteries connected with the FPGA chip and used for providing redundant uninterrupted power supply, and an LED lamp used for battery voltage alarm display; the application terminal adopts a smart phone/a tablet computer/a PC.
As shown in fig. 2, the method for making and cooperating on the audio/video cable based on the assistance of the internet of things device includes the following steps:
s01, initializing hardware equipment of system installation and Internet of things: a user installs a battery on the Internet of things hardware equipment on a shooting site and connects a camera; the application terminal is connected with the Internet of things hardware equipment through a wireless network/wired network or a mobile Internet of things access Internet; the method comprises the steps that initialization of hardware equipment of the Internet of things is completed after the application terminal is connected with the hardware equipment of the Internet of things;
s02, binding the application terminal with the account of the storage cloud server through the application program, establishing a shooting project, and inviting a shooting team to shoot to obtain shooting materials presented in a video stream form;
s03, shooting materials by the camera, triggering Internet of things hardware to record synchronously, and uploading the video to a storage cloud server after shooting of one material is finished;
and S04, after uploading, the project members access/comment/approve or download the synchronously recorded video materials on the storage cloud server in real time through the application terminal, and then clip and make the video materials.
In step S01, after the lithium batteries are mounted, the FPGA chip determines two output voltages of the two lithium batteries, and preferentially uses one battery power supply with a lower voltage as a load power supply to supply power; when the voltage of any one battery is lower than the threshold value, the prompting is carried out through the LED lamp, the other battery power supply is automatically switched to be used as a load power supply to supply power, and the power-off restarting of the hardware equipment of the Internet of things cannot be caused when the load power supply is switched.
In step S02, the application terminal is bound with the storage cloud server account through the application program, a mode of obtaining an accesstken and a storage server address is adopted, the hardware device obtains a write right to the storage server through the accesstken, uploads the recorded video file to the storage cloud server in real time, and the internet of things hardware device receives a call-back parameter of the storage cloud server and feeds back an upload result to the user.
The step S03 is specifically implemented by the following method: analyzing an Autoreal Video information infoFrame part of an HDMI signal of the camera or an ANC part of an SDI signal through an FPGA chip to obtain the resolution and the frame rate of a Video stream transmitted by the camera, automatically adjusting the frame rate of a recorded code to be consistent with the frame rate, searching for a Rec Trigger sent by the camera, sending a signal to a coding SoC chip to start coding and recording the Video signal when receiving the Rec Trigger, and sending a signal to the coding SoC chip to Stop coding and recording the Video when receiving a Stop Trigger sent by the camera.
The FPGA chip analyzes an Autoreal Video information InfoFrame part of an HDMI signal of the camera or an ANC part of an SDI signal, acquires a time code (TimeCode)/a volume name (ReeImame)/a file name (FileName) transmitted by the camera, sends the time code/volume name/file name (FileName)/file name to the coding SoC, and writes the time code/volume name/file name into Video file metadata recorded by coding.
The beneficial effects of the invention compared with the prior art comprise:
1. by utilizing the system and the method, the members and the coordinators of the audio and video production team can control the early-stage shooting progress and the shooting quality in any scene capable of accessing the Internet without being limited by actual addresses.
2. By using the system and the method, the members and the collaborators of the audio and video production team can utilize the agents on the cloud platform in real time. The material file is subjected to cooperative audit and post-production, the audit of the shot material is completed in a short period, and the post-production and distribution are performed
3. The method for configuring and binding the platform account and the project by the application terminal to the hardware equipment is not limited by actual addresses, the early-stage shooting progress and the shooting quality can be carried out in any scene capable of being connected with the Internet, and the members and the collaborators of the video production team can carry out cooperative audit and post production by utilizing the 'agency' material file on the cloud platform in real time, and the audit, post production and distribution of the shot material can be completed in a short period.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The audio and video online manufacturing and cooperation system based on the assistance of the Internet of things equipment is characterized by comprising Internet of things hardware equipment, a camera connected with the Internet of things hardware equipment through a signal cable or a wireless network, a storage cloud server connected with the Internet of things hardware equipment through a wired network or a wireless network or a mobile Internet adapter in real time, and an application terminal connected with the storage cloud server through the wireless network or the wired network or the mobile Internet;
the Internet of things hardware equipment is used for receiving a recording trigger signal and Metadata information sent by a camera, synchronously recording video signals with the camera in the Internet of things hardware equipment, acquiring a proxy video file with the length/picture consistent with that of the video file recorded in the camera, transmitting the proxy video file to a storage cloud server, and simultaneously reading Metadata (Metadata) information transmitted by the camera through a video signal cable or a wireless network and recording the Metadata information in the proxy video file;
the Internet of things hardware equipment comprises an FPGA chip used for analyzing camera shooting data, a coding SOC chip connected with the FPGA chip and used for coding and recording video signals, a network module connected with the FPGA chip and used for transmitting data to a storage cloud server, two lithium batteries connected with the FPGA chip and used for providing redundant uninterrupted power supply, and an LED lamp used for battery voltage alarm display.
2. The method for audio/video online production and collaboration based on internet of things device assistance as claimed in claim 1, comprising the steps of:
s01, initializing hardware equipment of system installation and Internet of things: a user installs a battery on the Internet of things hardware equipment on a shooting site and connects a camera; the application terminal is connected with the Internet of things hardware equipment through a wireless network/wired network or a mobile Internet of things access Internet; the method comprises the steps that initialization of hardware equipment of the Internet of things is completed after the application terminal is connected with the hardware equipment of the Internet of things;
s02, binding the application terminal with the account of the storage cloud server through the application program, establishing a shooting project, and inviting a shooting team to shoot to obtain shooting materials presented in a video stream form;
s03, shooting materials by the camera, triggering Internet of things hardware to record synchronously, and uploading the video to a storage cloud server after shooting of one material is finished;
and S04, after uploading, the project members access/comment/approve or download the synchronously recorded video materials on the storage cloud server in real time through the application terminal, and then clip and make the video materials.
3. The method for manufacturing and cooperating on an audio/video cable based on the auxiliary equipment of the internet of things according to claim 2, wherein in the step S01, after the lithium batteries are installed, the FPGA chip judges two output voltages of the two lithium batteries and preferentially uses one battery power supply with lower voltage as a load power supply to supply power; when the voltage of any one battery is lower than the threshold value, the prompting is carried out through the LED lamp, the other battery power supply is automatically switched to be used as a load power supply to supply power, and the power-off restarting of the hardware equipment of the Internet of things cannot be caused when the load power supply is switched.
4. The method for manufacturing and cooperating on the audio/video cable based on the assistance of the internet of things device as claimed in claim 2, wherein the application terminal is bound with the account number of the storage cloud server through the application program in the step S02, a mode of obtaining an accesstoke and the address of the storage server is adopted, the hardware device obtains the write-in permission of the storage server through the accesstoke and uploads the recorded video file to the storage cloud server in real time, and the internet of things hardware device receives the callback parameter of the storage cloud server and feeds back the upload result to the user.
5. The internet-of-things-device-assistance-based audio and video online production and cooperation method according to claim 2, wherein the step S03 is specifically realized by a method comprising the following steps: analyzing an Autoreal Video information infoFrame part of an HDMI signal of the camera or an ANC part of an SDI signal through an FPGA chip to obtain the resolution and the frame rate of a Video stream transmitted by the camera, automatically adjusting the frame rate of a recorded code to be consistent with the frame rate, searching for a Rec Trigger sent by the camera, sending a signal to a coding SoC chip to start coding and recording the Video signal when receiving the Rec Trigger, and sending a signal to the coding SoC chip to Stop coding and recording the Video when receiving a Stop T Trigger sent by the camera.
6. The method for making and cooperating on audio/video cable based on the assistance of internet of things equipment as claimed in claim 5, wherein the FPGA chip analyzes an Auxiliaryvideo information InfoFrame part of an HDMI signal of the camera or an ANC part of an SDI signal, further obtains a time code (TimeCode)/a roll name (ReeImame)/a file name (FileName) transmitted by the camera, sends the time code/roll name/file name (FileName) to the coding SoC, and writes the time code/roll name (TimeCode)/file name (FileName) into metadata of a video file recorded by the coding SoC.
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Application publication date: 20200911 |