CN111083572A - Method for dynamically adjusting media transmission based on multi-platform network monitoring - Google Patents
Method for dynamically adjusting media transmission based on multi-platform network monitoring Download PDFInfo
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- CN111083572A CN111083572A CN201911191773.1A CN201911191773A CN111083572A CN 111083572 A CN111083572 A CN 111083572A CN 201911191773 A CN201911191773 A CN 201911191773A CN 111083572 A CN111083572 A CN 111083572A
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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]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/647—Control signaling between network components and server or clients; Network processes for video distribution between server and clients, e.g. controlling the quality of the video stream, by dropping packets, protecting content from unauthorised alteration within the network, monitoring of network load, bridging between two different networks, e.g. between IP and wireless
- H04N21/64784—Data processing by the network
- H04N21/64792—Controlling the complexity of the content stream, e.g. by dropping packets
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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
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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Abstract
The invention provides a method for dynamically adjusting media transmission based on multi-platform network monitoring, which comprises the following steps of: establishing connection between the coding device A and the operation terminal A under the domain of the audio and video platform A through the LAN network, and establishing connection between the coding device B and the operation terminal B under the domain of the audio and video platform B through the LAN network; a user A logs in an operation terminal A, and a user B logs in an operation terminal B; the audio and video platform A monitors the network conditions of the audio and video platform A and the operation terminal A, and the audio and video platform A and the audio and video platform B in real time, and the audio and video platform B monitors the network conditions of the audio and video platform B and the operation terminal B, and the audio and video platform B and the audio and video platform A in real time; the operation terminal A and the operation terminal B can be switched between video transmission and audio transmission according to network conditions, and when the bandwidth of a connection network at a certain position is lower than 128K/S or the packet loss of the network reaches 30% -50%, the corresponding operation terminal A or the corresponding operation terminal B is automatically switched to audio transmission.
Description
Technical Field
The invention relates to the field of audio and video communication, in particular to a method for dynamically adjusting media transmission based on multi-platform network monitoring.
Background
At present, audio and video platforms such as video monitoring, video conference, video commanding and video scheduling are all used for video transmission based on a network, and although network bandwidth is larger and better and network experience is better with continuous updating of network technology, the situation that the bandwidth is lower than 128K/S or network packet loss reaches 30% -50% still exists. When the bandwidth is lower than 128K/S or the network packet loss reaches 30% -50%, the traditional audio and video platform is basically not enough for audio and video transmission, and the ongoing service cannot be normally carried out. The method is applied to audio and video platforms such as video monitoring, video conferences, video commanding and video scheduling, and mainly ensures that the method for guaranteeing the command of bidirectional communication between the service and other personnel is still provided without interrupting the service under the conditions of extremely poor network conditions (the bandwidth is lower than 128K/S network packet loss reaches 30% -50%).
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a method for dynamically adjusting media transmission based on multi-platform network monitoring to solve the technical defect, aiming at the technical problem that at present, services cannot be normally developed between decoding devices under the condition that the network bandwidth is lower than 128K/S or the network packet loss reaches 30% -50%.
The method for dynamically adjusting media transmission based on multi-platform network monitoring is used for system deployment: establishing connection between the coding device A and the operation terminal A under the domain of the audio and video platform A through the LAN network, and establishing connection between the coding device B and the operation terminal B under the domain of the audio and video platform B through the LAN network; respectively establishing mapping relations between the coding equipment A and the operation terminal A and between the coding equipment B and the operation terminal B, wherein the user A logs in the operation terminal A, and the user B logs in the operation terminal B; the audio and video platform A monitors the network conditions of the audio and video platform A and the operation terminal A, and the audio and video platform A and the audio and video platform B in real time, and the audio and video platform B monitors the network conditions of the audio and video platform B and the operation terminal B, and the audio and video platform B and the audio and video platform A in real time; the operation terminal A and the operation terminal B can be switched between video transmission and audio transmission according to network conditions, and when the bandwidth of a connection network at a certain position is lower than 128K/S or the packet loss of the network reaches 30% -50%, the corresponding operation terminal A or the corresponding operation terminal B is automatically switched to audio transmission.
Further, if the operation terminal A and the operation terminal B simultaneously request the image of the coding device A and play the sound of the coding device A, when the network bandwidth between the audio and video platform A and the coding device A is lower than 128K/S or the network packet loss reaches 30% -50%, the audio and video platform A prompts the operation terminal A that ' the network is abnormal ', the coding device A automatically switches to pure audio '. Meanwhile, the audio and video platform A informs the audio and video platform B of network abnormity, the audio is pushed, the audio and video platform B prompts the operation terminal B that the network is abnormal, the coding device A is automatically switched to pure audio, the audio and video platform A automatically acquires the audio of the coding device A, then the audio of the coding device A is pushed to the operation terminal A and the audio and video platform B, the operation terminal A is automatically switched to audio output, the audio transmission is ensured to be normal, and at the moment, the sound of the operation terminal A is normal, and the image is abnormal; the audio and video platform B forwards the audio of the coding equipment A pushed by the audio and video platform A to the operation terminal B, the operation terminal B automatically switches to audio output to ensure that audio transmission is normal, and at the moment, the operation terminal B has normal sound and abnormal images; when the network between the audio and video platform A and the coding device A is recovered to be normal, the audio and video platform A automatically acquires the audio and video of the coding device A, then the audio and video of the coding device A is pushed to the operation terminal A and the audio and video platform B, the operation terminal A automatically switches to audio and video output, the audio and video platform B forwards the audio of the coding device A pushed by the audio and video platform A to the operation terminal B, the operation terminal B automatically switches to audio and video output, and at the moment, the images of the operation terminal A and the operation terminal B are normal, and the sound is normal.
Further, if the operation terminal A and the operation terminal B simultaneously request the image of the coding device A and play the sound of the coding device A, when the network bandwidth between the audio and video platform B and the operation terminal B is lower than 128K/S or the network packet loss reaches 30% -50%, the audio and video platform B prompts the operation terminal B that the network is abnormal, the coding device A is automatically switched to pure audio, meanwhile, the audio and video platform B transmits the audio and video of the coding device A to the audio to be transmitted to the operation terminal B, the operation terminal B automatically switches to audio output to ensure that the audio is transmitted normally, at the moment, the sound of the operation terminal B is normal, the image is abnormal, and the operation terminal A is not influenced; when the network between the audio and video platform B and the operation terminal B is recovered to be normal, the audio and video platform B forwards the audio and video of the audio and video platform A pushing and encoding device A to the operation terminal B, the operation terminal B automatically switches to audio and video output, and at the moment, the image and the sound of the operation terminal B are normal.
Further, if the operation terminal A and the operation terminal B simultaneously request the image of the coding device A and play the sound of the coding device A, the network bandwidth between the audio and video platform A and the audio and video platform B is lower than 128K/S or the network packet loss reaches 30% -50%, the audio and video platform B informs the operation terminal B that 'the network is abnormal, and the coding device A is automatically switched to pure audio'; the audio and video platform A converts the audio and video of the acquisition coding device A into audio to be pushed to the audio and video platform B, the audio and video platform B forwards the audio to the operation terminal B, the operation terminal B automatically switches to audio output, the audio transmission is guaranteed to be normal, and at the moment, the operation terminal B has normal sound and abnormal images. When the network between the audio and video platform A and the audio and video platform B is recovered to be normal, the audio and video platform A pushes the audio and video of the acquisition coding device A to the platform B, the audio and video platform B forwards the audio and video to the operation terminal B, the operation terminal B automatically switches to audio and video output, and at the moment, the sound of the operation terminal B is normal and the image is normal.
Further, if the user A and the user B carry out video calling, video conference and video command video service, the operation terminal A outputs the audio and video of the coding device B, the operation terminal B outputs the audio and video of the coding device A, when the network bandwidth between the coding device A mapped by the operation terminal A and the audio and video platform A is lower than 128K/S or the network packet loss reaches 30% -50%, the audio and video platform A informs that the audio and video platform B is abnormal in network, the audio is pushed, the audio and video platform B prompts the operation terminal B that the network is abnormal, the user A automatically switches to pure audio, the audio and video platform A automatically acquires the audio of the coding device A, then the audio of the coding device A is pushed to the audio and video platform B, the audio and video platform B forwards the audio of the coding device A pushed by the audio and video platform A to the operation terminal B, and the operation terminal B automatically switches to audio output, the audio transmission is ensured to be normal, at the moment, the sound of the operation terminal B is normal, and the image is abnormal; when the network between the audio and video platform A and the coding device A is recovered to be normal, the audio and video platform A automatically acquires the audio and video of the coding device A, then the audio and video of the coding device A is pushed to the audio and video platform B by the coding device A, the audio and video of the coding device A pushed by the audio and video platform B is forwarded to the operation terminal B, the operation terminal B automatically switches to audio and video output, and at the moment, the image of the operation terminal B is normal, and the sound of the operation terminal B is normal.
Further, if a user A and a user B carry out video calling, a video conference and video command video services, the operating terminal A outputs the audio and video of the coding device B, the operating terminal B outputs the audio and video of the coding device A, when the network bandwidth between the operating terminal B and the audio and video platform B is lower than 128K/S or the network packet loss reaches 30% -50%, the audio and video platform B prompts that the network of the operating terminal B is abnormal, the user A automatically switches to pure audio, meanwhile, the audio and video platform B converts the audio and video of the coding device A pushed by the audio and video platform A into audio to be forwarded to the operating terminal B, the operating terminal B automatically switches to audio output, the normal audio transmission is guaranteed, and at the moment, the sound of the operating terminal B is normal, and the image; when the network between the audio and video platform B and the operation terminal B is recovered to be normal, the audio and video platform B forwards the audio and video of the audio and video platform A pushing and encoding device A to the operation terminal B, the operation terminal B automatically switches to audio and video output, and at the moment, the image and the sound of the operation terminal B are normal.
Further, if the operation terminal a and the operation terminal B perform video call, video conference and video command video service, the operation terminal a outputs the audio and video of the encoding device B, and the operation terminal B outputs the audio and video of the encoding device a, when the network bandwidth between the audio and video platform a and the audio and video platform B is lower than 128K/S or the network packet loss reaches 30% -50%, the audio and video platform a notifies the operation terminal a that "the network is abnormal, the user B automatically switches to pure audio", and the audio and video platform B notifies the operation terminal B that "the network is abnormal, and the user a automatically switches to pure audio"; the audio and video platform A converts the audio and video of the acquisition coding device A into audio to be pushed to the audio and video platform B, the audio and video platform B forwards the audio to the operation terminal B, the operation terminal B automatically switches to audio output, the audio transmission is guaranteed to be normal, and at the moment, the operation terminal B has normal sound and abnormal images. The audio and video platform B converts the audio and video of the acquisition coding device B into audio to be pushed to the audio and video platform A, the audio and video platform A forwards the audio to the operation terminal A, the operation terminal A automatically switches to audio output, the audio transmission is guaranteed to be normal, and at the moment, the operation terminal A has normal sound and abnormal images; when the network between the audio and video platform A and the audio and video platform B is recovered to be normal, the audio and video platform A pushes the audio and video of the acquisition coding device A to the platform B, the audio and video platform B forwards the audio and video to the operation terminal B, the operation terminal B automatically switches to audio and video output, and at the moment, the sound of the operation terminal B is normal and the image is normal; the audio and video platform B pushes the audio and video of the acquisition coding device B to the audio and video platform A, the audio and video platform A forwards the audio and video to the operation terminal A, the operation terminal A automatically switches to audio and video output, and at the moment, the sound of the operation terminal A is normal and the image is normal.
Further, the encoding device a and the encoding device B may be external encoding devices, or may be internal encoding devices of the operation terminal.
The invention has the advantages that the audio and video platform dynamically adjusts the audio frequency of the acquisition coding device to be transmitted to all decoding devices for decoding output by monitoring the network conditions between the audio and video platform and the decoding devices (soft solution and hard solution) and between the audio and video platform and the coding devices, when the bandwidth between the audio and video platform and the coding devices is lower than 128K/S or the network packet loss reaches 30% -50%, and when the network recovers to be normal, the audio and video platform dynamically adjusts the audio frequency of the acquisition coding device to be transmitted to all decoding devices for decoding output; when the bandwidth between the audio and video platform and the decoding equipment is lower than 128K/S or the network packet loss reaches 30% -50%, the audio and video platform still collects the audio and video of the encoding equipment and then only transmits the audio to the decoding equipment with insufficient bandwidth for decoding and outputting, the decoding equipment with normal other networks is not affected, and when the network recovers to be normal, the audio and video platform transmits the audio and video to the decoding equipment with poor network for decoding and outputting. The method is used for solving the problem that the service cannot be normally carried out between decoding devices under the condition that the network bandwidth is lower than 128K/S or the network packet loss reaches 30% -50%.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
fig. 1 is a network deployment diagram of the method for dynamically adjusting media transmission based on multi-platform network monitoring according to the present invention.
Detailed Description
For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
The method for dynamically adjusting media transmission based on multi-platform network monitoring is implemented by system deployment as shown in fig. 1: establishing connection between the coding device A and the operation terminal A under the domain of the audio and video platform A through the LAN network, and establishing connection between the coding device B and the operation terminal B under the domain of the audio and video platform B through the LAN network; respectively establishing mapping relations between the coding equipment A and the operation terminal A and between the coding equipment B and the operation terminal B, wherein the user A logs in the operation terminal A, and the user B logs in the operation terminal B; the audio and video platform A monitors the network conditions of the audio and video platform A and the operation terminal A, and the audio and video platform A and the audio and video platform B in real time, and the audio and video platform B monitors the network conditions of the audio and video platform B and the operation terminal B, and the audio and video platform B and the audio and video platform A in real time; the operation terminal A and the operation terminal B can be switched between video transmission and audio transmission according to network conditions, and when the bandwidth of a connection network at a certain position is lower than 128K/S or the packet loss of the network reaches 30% -50%, the corresponding operation terminal A or the corresponding operation terminal B is automatically switched to audio transmission.
If the operation terminal A and the operation terminal B simultaneously request the image of the coding device A and play the sound of the coding device A, when the network bandwidth between the audio and video platform A and the coding device A is lower than 128K/S or the network packet loss reaches 30% -50%, the audio and video platform A prompts the operation terminal A that 'the network is abnormal', the coding device A automatically switches to pure audio. Meanwhile, the audio and video platform A informs the audio and video platform B of network abnormity, the audio is pushed, the audio and video platform B prompts the operation terminal B that the network is abnormal, the coding device A is automatically switched to pure audio, the audio and video platform A automatically acquires the audio of the coding device A, then the audio of the coding device A is pushed to the operation terminal A and the audio and video platform B, the operation terminal A is automatically switched to audio output, the audio transmission is ensured to be normal, and at the moment, the sound of the operation terminal A is normal, and the image is abnormal; the audio and video platform B forwards the audio of the coding equipment A pushed by the audio and video platform A to the operation terminal B, the operation terminal B automatically switches to audio output to ensure that audio transmission is normal, and at the moment, the operation terminal B has normal sound and abnormal images; when the network between the audio and video platform A and the coding device A is recovered to be normal, the audio and video platform A automatically acquires the audio and video of the coding device A, then the audio and video of the coding device A is pushed to the operation terminal A and the audio and video platform B, the operation terminal A automatically switches to audio and video output, the audio and video platform B forwards the audio of the coding device A pushed by the audio and video platform A to the operation terminal B, the operation terminal B automatically switches to audio and video output, and at the moment, the images of the operation terminal A and the operation terminal B are normal, and the sound is normal.
If the operation terminal A and the operation terminal B simultaneously request the image of the coding device A and play the sound of the coding device A, when the network bandwidth between the audio and video platform B and the operation terminal B is lower than 128K/S or the network packet loss reaches 30% -50%, the audio and video platform B prompts the operation terminal B that the network is abnormal, the coding device A is automatically switched to pure audio, the audio and video platform B simultaneously pushes the audio and video of the coding device A to be converted into audio to be forwarded to the operation terminal B, the operation terminal B automatically switches to audio output to ensure that the audio is normally transmitted, at the moment, the sound of the operation terminal B is normal, the image is abnormal, and the operation terminal A is not influenced; when the network between the audio and video platform B and the operation terminal B is recovered to be normal, the audio and video platform B forwards the audio and video of the audio and video platform A pushing and encoding device A to the operation terminal B, the operation terminal B automatically switches to audio and video output, and at the moment, the image and the sound of the operation terminal B are normal.
If the operation terminal A and the operation terminal B simultaneously request the image of the coding device A and play the sound of the coding device A, the network bandwidth between the audio and video platform A and the audio and video platform B is lower than 128K/S or the network packet loss reaches 30% -50%, the audio and video platform B informs the operation terminal B that 'the network is abnormal, and the coding device A is automatically switched to pure audio'; the audio and video platform A converts the audio and video of the acquisition coding device A into audio to be pushed to the audio and video platform B, the audio and video platform B forwards the audio to the operation terminal B, the operation terminal B automatically switches to audio output, the audio transmission is guaranteed to be normal, and at the moment, the operation terminal B has normal sound and abnormal images. When the network between the audio and video platform A and the audio and video platform B is recovered to be normal, the audio and video platform A pushes the audio and video of the acquisition coding device A to the platform B, the audio and video platform B forwards the audio and video to the operation terminal B, the operation terminal B automatically switches to audio and video output, and at the moment, the sound of the operation terminal B is normal and the image is normal.
If a user A and a user B carry out video calling, a video conference and video command video services, an operation terminal A outputs the audio and video of a coding device B, the operation terminal B outputs the audio and video of the coding device A, when the network bandwidth between the coding device A and an audio and video platform A mapped by the operation terminal A is lower than 128K/S or the network packet loss reaches 30% -50%, the audio and video platform A informs that the audio and video platform B is abnormal in network and pushes the audio, the audio and video platform B prompts the operation terminal B that the network is abnormal, the user A automatically switches to pure audio, the audio and video platform A automatically acquires the audio of the coding device A, then the audio of the coding device A is pushed to the audio and video platform B, the audio of the coding device A pushed by the audio and video platform A is forwarded to the operation terminal B by the audio and the operation terminal B is automatically switched to audio output, the audio transmission is ensured to be normal, at the moment, the sound of the operation terminal B is normal, and the image is abnormal; when the network between the audio and video platform A and the coding device A is recovered to be normal, the audio and video platform A automatically acquires the audio and video of the coding device A, then the audio and video of the coding device A is pushed to the audio and video platform B by the coding device A, the audio and video of the coding device A pushed by the audio and video platform B is forwarded to the operation terminal B, the operation terminal B automatically switches to audio and video output, and at the moment, the image of the operation terminal B is normal, and the sound of the operation terminal B is normal.
If a user A and a user B carry out video calling, a video conference and video command video services, an operation terminal A outputs the audio and video of a coding device B, the operation terminal B outputs the audio and video of the coding device A, when the network bandwidth between the operation terminal B and an audio and video platform B is lower than 128K/S or the network packet loss reaches 30% -50%, the audio and video platform B prompts the operation terminal B that the network is abnormal, the user A automatically switches to pure audio, meanwhile, the audio and video platform B pushes the audio and video of the coding device A to be converted into audio to be forwarded to the operation terminal B, the operation terminal B automatically switches to audio output, the audio transmission is guaranteed to be normal, and at the moment, the sound of the operation terminal B is normal, and the image is abnormal; when the network between the audio and video platform B and the operation terminal B is recovered to be normal, the audio and video platform B forwards the audio and video of the audio and video platform A pushing and encoding device A to the operation terminal B, the operation terminal B automatically switches to audio and video output, and at the moment, the image and the sound of the operation terminal B are normal.
If the operation terminal A and the operation terminal B carry out video calling, video conference and video command video service, the operation terminal A outputs the audio and video of the coding device B, the operation terminal B outputs the audio and video of the coding device A, when the network bandwidth between the audio and video platform A and the audio and video platform B is lower than 128K/S or the network packet loss reaches 30% -50%, the audio and video platform A informs the operation terminal A that 'the network is abnormal, the user B automatically switches to pure audio', and the audio and video platform B informs the operation terminal B that 'the network is abnormal, and the user A automatically switches to pure audio'; the audio and video platform A converts the audio and video of the acquisition coding device A into audio to be pushed to the audio and video platform B, the audio and video platform B forwards the audio to the operation terminal B, the operation terminal B automatically switches to audio output, the audio transmission is guaranteed to be normal, and at the moment, the operation terminal B has normal sound and abnormal images. The audio and video platform B converts the audio and video of the acquisition coding device B into audio to be pushed to the audio and video platform A, the audio and video platform A forwards the audio to the operation terminal A, the operation terminal A automatically switches to audio output, the audio transmission is guaranteed to be normal, and at the moment, the operation terminal A has normal sound and abnormal images; when the network between the audio and video platform A and the audio and video platform B is recovered to be normal, the audio and video platform A pushes the audio and video of the acquisition coding device A to the platform B, the audio and video platform B forwards the audio and video to the operation terminal B, the operation terminal B automatically switches to audio and video output, and at the moment, the sound of the operation terminal B is normal and the image is normal; the audio and video platform B pushes the audio and video of the acquisition coding device B to the audio and video platform A, the audio and video platform A forwards the audio and video to the operation terminal A, the operation terminal A automatically switches to audio and video output, and at the moment, the sound of the operation terminal A is normal and the image is normal.
The coding device a and the coding device B may be external coding devices or internal coding devices of the operation terminal.
The invention dynamically collects the audio frequency of the coding device to be pushed to all decoding devices or collects the audio frequency of the coding device to be pushed to the decoding devices with poor network by monitoring the network condition between the audio and video platform and the coding device or the decoding devices under the condition that the network condition is insufficient to transmit the audio and video (the network bandwidth is lower than 128K/S or the network packet loss reaches 30% -50%), thereby solving the problem that the service can not be normally carried out between the decoding devices under the condition that the network condition is insufficient to transmit the audio and video (the network bandwidth is lower than 128K/S or the network packet loss reaches 30% -50%).
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (8)
1. The method for dynamically adjusting media transmission based on multi-platform network monitoring is characterized by comprising the following steps of: establishing connection between the coding device A and the operation terminal A under the domain of the audio and video platform A through the LAN network, and establishing connection between the coding device B and the operation terminal B under the domain of the audio and video platform B through the LAN network; respectively establishing mapping relations between the coding equipment A and the operation terminal A and between the coding equipment B and the operation terminal B, wherein the user A logs in the operation terminal A, and the user B logs in the operation terminal B; the audio and video platform A monitors the network conditions of the audio and video platform A and the operation terminal A, and the audio and video platform A and the audio and video platform B in real time, and the audio and video platform B monitors the network conditions of the audio and video platform B and the operation terminal B, and the audio and video platform B and the audio and video platform A in real time; the operation terminal A and the operation terminal B can be switched between video transmission and audio transmission according to network conditions, and when the bandwidth of a connection network at a certain position is lower than 128K/S or the packet loss of the network reaches 30% -50%, the corresponding operation terminal A or the corresponding operation terminal B is automatically switched to audio transmission.
2. The method according to claim 1, wherein if the operating terminal a and the operating terminal B simultaneously request the image of the encoding device a and play the sound of the encoding device a, when the network bandwidth between the audio/video platform a and the encoding device a is lower than 128K/S or the network packet loss reaches 30% -50%, the audio/video platform a prompts the operating terminal a that "the network is abnormal", and the encoding device a automatically switches to pure audio ". Meanwhile, the audio and video platform A informs the audio and video platform B of network abnormity, the audio is pushed, the audio and video platform B prompts the operation terminal B that the network is abnormal, the coding device A is automatically switched to pure audio, the audio and video platform A automatically acquires the audio of the coding device A, then the audio of the coding device A is pushed to the operation terminal A and the audio and video platform B, the operation terminal A is automatically switched to audio output, the audio transmission is ensured to be normal, and at the moment, the sound of the operation terminal A is normal, and the image is abnormal; the audio and video platform B forwards the audio of the coding equipment A pushed by the audio and video platform A to the operation terminal B, the operation terminal B automatically switches to audio output to ensure that audio transmission is normal, and at the moment, the operation terminal B has normal sound and abnormal images; when the network between the audio and video platform A and the coding device A is recovered to be normal, the audio and video platform A automatically acquires the audio and video of the coding device A, then the audio and video of the coding device A is pushed to the operation terminal A and the audio and video platform B, the operation terminal A automatically switches to audio and video output, the audio and video platform B forwards the audio of the coding device A pushed by the audio and video platform A to the operation terminal B, the operation terminal B automatically switches to audio and video output, and at the moment, the images of the operation terminal A and the operation terminal B are normal, and the sound is normal.
3. The method for dynamically adjusting media transmission based on multi-platform network monitoring according to claim 1, wherein if an operation terminal A and an operation terminal B simultaneously request an image of a coding device A and play a sound of the coding device A, when a network bandwidth between an audio/video platform B and the operation terminal B is lower than 128K/S or a network packet loss reaches 30% -50%, the audio/video platform B prompts the operation terminal B that the network is abnormal, the coding device A automatically switches to pure audio, the audio/video platform B simultaneously converts the audio/video of the coding device A pushed by the audio/video platform A into audio to be forwarded to the operation terminal B, the operation terminal B automatically switches to audio output, the normal audio transmission is guaranteed, at the moment, the sound of the operation terminal B is normal, the image is abnormal, and the operation terminal A is not affected; when the network between the audio and video platform B and the operation terminal B is recovered to be normal, the audio and video platform B forwards the audio and video of the audio and video platform A pushing and encoding device A to the operation terminal B, the operation terminal B automatically switches to audio and video output, and at the moment, the image and the sound of the operation terminal B are normal.
4. The method for dynamically adjusting media transmission based on multi-platform network monitoring according to claim 1, wherein if the operation terminal a and the operation terminal B simultaneously request the image of the encoding device a and play the sound of the encoding device a, the network bandwidth between the audio/video platform a and the audio/video platform B is lower than 128K/S or the network packet loss reaches 30% -50%, the audio/video platform B notifies the operation terminal B that "the network is abnormal, the encoding device a automatically switches to pure audio"; the audio and video platform A converts the audio and video of the acquisition coding device A into audio to be pushed to the audio and video platform B, the audio and video platform B forwards the audio to the operation terminal B, the operation terminal B automatically switches to audio output, the audio transmission is guaranteed to be normal, and at the moment, the operation terminal B has normal sound and abnormal images. When the network between the audio and video platform A and the audio and video platform B is recovered to be normal, the audio and video platform A pushes the audio and video of the acquisition coding device A to the platform B, the audio and video platform B forwards the audio and video to the operation terminal B, the operation terminal B automatically switches to audio and video output, and at the moment, the sound of the operation terminal B is normal and the image is normal.
5. The method of claim 1, wherein if the user A and the user B perform video call, video conference, and video command video service, the operation terminal A outputs the audio and video of the encoding device B, the operation terminal B outputs the audio and video of the encoding device A, when the network bandwidth between the encoding device A mapped by the operation terminal A and the audio and video platform A is lower than 128K/S or the network packet loss reaches 30% -50%, the audio and video platform A informs the audio and video platform B of the network abnormality, the audio is pushed, the audio and video platform B prompts the operation terminal B that the network is abnormal, the user A automatically switches to pure audio, the audio and video platform A automatically collects the audio of the encoding device A, then pushes the audio of the encoding device A to the audio and video platform B, the audio and video platform B forwards the audio of the encoding device A pushed by the audio and video platform A to the operation terminal B, the operation terminal B automatically switches to audio output to ensure normal audio transmission, and at the moment, the operation terminal B has normal sound and abnormal images; when the network between the audio and video platform A and the coding device A is recovered to be normal, the audio and video platform A automatically acquires the audio and video of the coding device A, then the audio and video of the coding device A is pushed to the audio and video platform B by the coding device A, the audio and video of the coding device A pushed by the audio and video platform B is forwarded to the operation terminal B, the operation terminal B automatically switches to audio and video output, and at the moment, the image of the operation terminal B is normal, and the sound of the operation terminal B is normal.
6. The method for dynamically adjusting media delivery based on multi-platform network monitoring of claim 1, it is characterized in that if the user A and the user B carry out video calling, video conference and video command video service, the operation terminal A outputs the audio and video of the coding device B, the operation terminal B outputs the audio and video of the coding device A, when the network bandwidth between the operation terminal B and the audio and video platform B is lower than 128K/S or the network packet loss reaches 30% -50%, the audio and video platform B prompts the operation terminal B that 'the network is abnormal, the user A automatically switches to pure audio', meanwhile, the audio and video platform B converts the audio and video of the audio and video platform A pushing coding device A into audio and forwards the audio to the operation terminal B, the operation terminal B automatically switches to audio output, the audio transmission is guaranteed to be normal, and at the moment, the sound of the operation terminal B is normal, and the image is abnormal; when the network between the audio and video platform B and the operation terminal B is recovered to be normal, the audio and video platform B forwards the audio and video of the audio and video platform A pushing and encoding device A to the operation terminal B, the operation terminal B automatically switches to audio and video output, and at the moment, the image and the sound of the operation terminal B are normal.
7. The method according to claim 1, wherein if the operation terminal a and the operation terminal B perform a video call, a video conference, and a video command video service, the operation terminal a outputs the audio and video of the encoding device B, the operation terminal B outputs the audio and video of the encoding device a, and when the network bandwidth between the audio and video platform a and the audio and video platform B is lower than 128K/S or the network packet loss reaches 30% -50%, the audio and video platform a notifies the operation terminal a that "the network is abnormal, the user B automatically switches to the pure audio", the audio and video platform B notifies the operation terminal B that "the network is abnormal, and the user a automatically switches to the pure audio"; the audio and video platform A converts the audio and video of the acquisition coding device A into audio to be pushed to the audio and video platform B, the audio and video platform B forwards the audio to the operation terminal B, the operation terminal B automatically switches to audio output, the audio transmission is guaranteed to be normal, and at the moment, the operation terminal B has normal sound and abnormal images. The audio and video platform B converts the audio and video of the acquisition coding device B into audio to be pushed to the audio and video platform A, the audio and video platform A forwards the audio to the operation terminal A, the operation terminal A automatically switches to audio output, the audio transmission is guaranteed to be normal, and at the moment, the operation terminal A has normal sound and abnormal images; when the network between the audio and video platform A and the audio and video platform B is recovered to be normal, the audio and video platform A pushes the audio and video of the acquisition coding device A to the platform B, the audio and video platform B forwards the audio and video to the operation terminal B, the operation terminal B automatically switches to audio and video output, and at the moment, the sound of the operation terminal B is normal and the image is normal; the audio and video platform B pushes the audio and video of the acquisition coding device B to the audio and video platform A, the audio and video platform A forwards the audio and video to the operation terminal A, the operation terminal A automatically switches to audio and video output, and at the moment, the sound of the operation terminal A is normal and the image is normal.
8. The method of claim 1, wherein the coding device a and the coding device B may be external coding devices or internal coding devices of the operation terminal.
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Application publication date: 20200428 |