CN108632635B - Data processing method and device based on video network - Google Patents
Data processing method and device based on video network Download PDFInfo
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- CN108632635B CN108632635B CN201711185531.2A CN201711185531A CN108632635B CN 108632635 B CN108632635 B CN 108632635B CN 201711185531 A CN201711185531 A CN 201711185531A CN 108632635 B CN108632635 B CN 108632635B
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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
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/2187—Live feed
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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
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
- H04N21/234381—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by altering the temporal resolution, e.g. decreasing the frame rate by frame skipping
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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
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
- H04N21/2662—Controlling the complexity of the video stream, e.g. by scaling the resolution or bitrate of the video stream based on the client capabilities
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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
Abstract
The embodiment of the invention provides a data processing method and a data processing device based on a video network, wherein the video network comprises a video network terminal, and the method comprises the following steps: the video network terminal acquires initial video data; the video networking terminal extracts characteristic video acquisition information of the initial video data; the video network terminal judges whether the characteristic video acquisition information accords with preset video acquisition information or not; when the characteristic video acquisition information does not accord with preset video acquisition information, the video networking terminal updates the preset video acquisition information according to the characteristic video acquisition information; the video networking terminal acquires target video data according to the updated preset video acquisition information; in the embodiment of the invention, the preset video acquisition information can be automatically updated without manually adjusting the setting parameters, so that the intelligent degree of the video network is greatly improved.
Description
Technical Field
The invention relates to the technical field of video networking, in particular to a data processing method and a data processing device based on the video networking.
Background
The video networking is an important milestone for network development, is a higher-level form of the Internet, is a real-time network, can realize the real-time transmission of full-network high-definition videos which cannot be realized by the existing Internet, and pushes a plurality of Internet applications to high-definition video, and high definition faces each other. Finally, world no-distance is realized, and the distance between people in the world is only the distance of one screen.
The video networking device can comprise a video networking server, a video networking switch (comprising an Ethernet gateway), a video networking terminal (comprising various set top boxes, coding boards, memories and the like), wherein the video networking terminal can acquire images through a camera, however, when video data with different frame rates are adopted, acquisition parameters are required to be manually adjusted, and the operation process is very complicated.
Disclosure of Invention
The embodiment of the invention provides a data processing method based on a video network and a corresponding data processing device based on the video network, and aims to solve the problems that when an image is acquired through a camera of a video network terminal, acquisition parameters are required to be manually adjusted, and the operation process is complicated.
In order to solve the above problems, an embodiment of the present invention discloses a data processing method based on a video network, where the video network includes a video network terminal, and the method includes:
the video network terminal acquires initial video data;
the video networking terminal extracts characteristic video acquisition information of the initial video data;
the video network terminal judges whether the characteristic video acquisition information accords with preset video acquisition information or not;
when the characteristic video acquisition information does not accord with preset video acquisition information, the video networking terminal updates the preset video acquisition information according to the characteristic video acquisition information;
and the video networking terminal acquires target video data according to the updated preset video acquisition information.
Preferably, the video networking terminal includes a first chip, and the step of extracting the characteristic video capture information of the initial video data by the video networking terminal includes:
and the video networking terminal extracts the characteristic video acquisition information of the initial video data through the first chip.
Preferably, the video networking terminal includes a second chip, and when the characteristic video acquisition information does not conform to preset video acquisition information, the step of updating the preset video acquisition information by the video networking terminal according to the characteristic video acquisition information includes:
and when the characteristic video acquisition information does not accord with preset video acquisition information, the video network terminal sets the characteristic video acquisition information as the preset video acquisition information.
Preferably, the characteristic video capture information comprises a resolution parameter and/or a frame rate parameter and/or video format information and/or capture direction information.
Preferably, the video network comprises a video network server, the method further comprising:
the video networking terminal encodes the target video data through a second chip;
and the video network terminal sends the coded target video data to the video network server.
The embodiment of the invention also discloses a data processing device based on the video network, the video network comprises a video network terminal, and the device comprises:
the initial video data acquisition module is used for acquiring initial video data by the video networking terminal;
the extraction module is used for extracting the characteristic video acquisition information of the initial video data by the video networking terminal;
the judging module is used for judging whether the characteristic video acquisition information accords with preset video acquisition information or not by the video networking terminal;
the updating module is used for updating the preset video acquisition information by the video networking terminal according to the characteristic video acquisition information when the characteristic video acquisition information does not accord with the preset video acquisition information;
and the target video data acquisition module is used for acquiring target video data by the video networking terminal according to the updated preset video acquisition information.
Preferably, the video network terminal includes a first chip, and the extraction module includes:
and the extraction submodule is used for extracting the characteristic video acquisition information of the initial video data by the video networking terminal through the first chip.
Preferably, the video network terminal includes a second chip, and the update module includes:
and the setting submodule is used for setting the characteristic video acquisition information as the preset video acquisition information by the video networking terminal when the characteristic video acquisition information does not accord with the preset video acquisition information.
The embodiment of the invention also discloses electronic equipment which comprises a memory, a processor and a computer program which is stored on the memory and can run on the processor, wherein the processor realizes the steps of the data processing based on the video network when executing the program.
The embodiment of the invention also discloses a computer readable storage medium, wherein a computer program is stored on the computer readable storage medium, and the computer program realizes the steps of the data processing based on the video network when being executed by a processor.
The embodiment of the invention has the following advantages:
in the embodiment of the invention, the video network comprises a video network terminal, and the video network terminal acquires initial video data; the video networking terminal extracts characteristic video acquisition information of the initial video data; the video network terminal judges whether the characteristic video acquisition information accords with preset video acquisition information or not; when the characteristic video acquisition information does not accord with preset video acquisition information, the video networking terminal updates the preset video acquisition information according to the characteristic video acquisition information; the video networking terminal acquires target video data according to the updated preset video acquisition information; in the embodiment of the invention, the preset video acquisition information can be automatically updated without manually adjusting the setting parameters, so that the intelligent degree of the video network is greatly improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, 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 to obtain other drawings based on the drawings without creative efforts
FIG. 1 is a schematic networking diagram of a video network according to an embodiment of the invention;
fig. 2 is a schematic diagram of a hardware structure of a node server according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a hardware structure of an access switch according to an embodiment of the present invention;
fig. 4 is a schematic hardware structure diagram of an ethernet protocol conversion gateway according to an embodiment of the present invention;
FIG. 5 is a flowchart illustrating a first embodiment of a method for processing data based on a video network according to the present invention;
FIG. 6 is a flowchart of the steps of a second embodiment of a data processing method based on a video network according to the present invention;
fig. 7 is a block diagram of an embodiment of a data processing apparatus based on a video network according to an embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects solved by the embodiments of the present invention more clearly apparent, the embodiments of the present invention are described in further detail below with reference to the accompanying drawings and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The video networking is an important milestone for network development, is a real-time network, can realize high-definition video real-time transmission, and pushes a plurality of internet applications to high-definition video, and high-definition faces each other.
The video networking adopts a real-time high-definition video exchange technology, can integrate required services such as dozens of services of video, voice, pictures, characters, communication, data and the like on a system platform on a network platform, such as high-definition video conference, video monitoring, intelligent monitoring analysis, emergency command, digital broadcast television, delayed television, network teaching, live broadcast, VOD on demand, television mail, Personal Video Recorder (PVR), intranet (self-office) channels, intelligent video broadcast control, information distribution and the like, and realizes high-definition quality video broadcast through a television or a computer.
To better understand the embodiments of the present invention, the following description refers to the internet of view:
some of the technologies applied in the video networking are as follows:
network Technology (Network Technology)
Network technology innovation in video networking has improved over traditional Ethernet (Ethernet) to face the potentially enormous video traffic on the network. Unlike pure network Packet Switching (Packet Switching) or network Circuit Switching (Circuit Switching), the Packet Switching is adopted by the technology of the video networking to meet the Streaming requirement. The video networking technology has the advantages of flexibility, simplicity and low price of packet switching, and simultaneously has the quality and safety guarantee of circuit switching, thereby realizing the seamless connection of the whole network switching type virtual circuit and the data format.
Switching Technology (Switching Technology)
The video network adopts two advantages of asynchronism and packet switching of the Ethernet, eliminates the defects of the Ethernet on the premise of full compatibility, has end-to-end seamless connection of the whole network, is directly communicated with a user terminal, and directly bears an IP data packet. The user data does not require any format conversion across the entire network. The video networking is a higher-level form of the Ethernet, is a real-time exchange platform, can realize the real-time transmission of the whole-network large-scale high-definition video which cannot be realized by the existing Internet, and pushes a plurality of network video applications to high-definition and unification.
Server Technology (Server Technology)
The server technology on the video networking and unified video platform is different from the traditional server, the streaming media transmission of the video networking and unified video platform is established on the basis of connection orientation, the data processing capacity of the video networking and unified video platform is independent of flow and communication time, and a single network layer can contain signaling and data transmission. For voice and video services, the complexity of video networking and unified video platform streaming media processing is much simpler than that of data processing, and the efficiency is greatly improved by more than one hundred times compared with that of a traditional server.
Storage Technology (Storage Technology)
The super-high speed storage technology of the unified video platform adopts the most advanced real-time operating system in order to adapt to the media content with super-large capacity and super-large flow, the program information in the server instruction is mapped to the specific hard disk space, the media content is not passed through the server any more, and is directly sent to the user terminal instantly, and the general waiting time of the user is less than 0.2 second. The optimized sector distribution greatly reduces the mechanical motion of the magnetic head track seeking of the hard disk, the resource consumption only accounts for 20% of that of the IP internet of the same grade, but concurrent flow which is 3 times larger than that of the traditional hard disk array is generated, and the comprehensive efficiency is improved by more than 10 times.
Network Security Technology (Network Security Technology)
The structural design of the video network completely eliminates the network security problem troubling the internet structurally by the modes of independent service permission control each time, complete isolation of equipment and user data and the like, generally does not need antivirus programs and firewalls, avoids the attack of hackers and viruses, and provides a structural carefree security network for users.
Service Innovation Technology (Service Innovation Technology)
The unified video platform integrates services and transmission, and is not only automatically connected once whether a single user, a private network user or a network aggregate. The user terminal, the set-top box or the PC are directly connected to the unified video platform to obtain various multimedia video services in various forms. The unified video platform adopts a menu type configuration table mode to replace the traditional complex application programming, can realize complex application by using very few codes, and realizes infinite new service innovation.
Networking of the video network is as follows:
the video network is a centralized control network structure, and the network can be a tree network, a star network, a ring network and the like, but on the basis of the centralized control node, the whole network is controlled by the centralized control node in the network.
As shown in fig. 1, the video network is divided into an access network and a metropolitan network.
The devices of the access network part can be mainly classified into 3 types: node server, access switch, terminal (including various set-top boxes, coding boards, memories, etc.). The node server is connected to an access switch, which may be connected to a plurality of terminals and may be connected to an ethernet network.
The node server is a node which plays a centralized control function in the access network and can control the access switch and the terminal. The node server can be directly connected with the access switch or directly connected with the terminal.
Similarly, devices of the metropolitan network portion may also be classified into 3 types: a metropolitan area server, a node switch and a node server. The metro server is connected to a node switch, which may be connected to a plurality of node servers.
The node server is a node server of the access network part, namely the node server belongs to both the access network part and the metropolitan area network part.
The metropolitan area server is a node which plays a centralized control function in the metropolitan area network and can control a node switch and a node server. The metropolitan area server can be directly connected with the node switch or directly connected with the node server.
Therefore, the whole video network is a network structure with layered centralized control, and the network controlled by the node server and the metropolitan area server can be in various structures such as tree, star and ring.
The access network part can form a unified video platform (the part in the dotted circle), and a plurality of unified video platforms can form a video network; each unified video platform may be interconnected via metropolitan area and wide area video networking.
Video networking device classification
1.1 devices in the video network of the embodiment of the present invention can be mainly classified into 3 types: servers, switches (including ethernet gateways), terminals (including various set-top boxes, code boards, memories, etc.). The video network as a whole can be divided into a metropolitan area network (or national network, global network, etc.) and an access network.
1.2 wherein the devices of the access network part can be mainly classified into 3 types: node servers, access switches (including ethernet gateways), terminals (including various set-top boxes, code boards, memories, etc.).
The specific hardware structure of each access network device is as follows:
a node server:
as shown in fig. 2, the system mainly includes a network interface module 201, a switching engine module 202, a CPU module 203, and a disk array module 204;
the network interface module 201, the CPU module 203, and the disk array module 204 all enter the switching engine module 202; the switching engine module 202 performs an operation of looking up the address table 205 on the incoming packet, thereby obtaining the direction information of the packet; and stores the packet in a queue of the corresponding packet buffer 206 based on the packet's steering information; if the queue of the packet buffer 206 is nearly full, it is discarded; the switching engine module 202 polls all packet buffer queues for forwarding if the following conditions are met: 1) the port send buffer is not full; 2) the queue packet counter is greater than zero. The disk array module 204 mainly implements control over the hard disk, including initialization, read-write, and other operations on the hard disk; the CPU module 203 is mainly responsible for protocol processing with an access switch and a terminal (not shown in the figure), configuring an address table 205 (including a downlink protocol packet address table, an uplink protocol packet address table, and a data packet address table), and configuring the disk array module 204.
The access switch:
as shown in fig. 3, the network interface module mainly includes a network interface module (a downlink network interface module 301 and an uplink network interface module 302), a switching engine module 303 and a CPU module 304;
wherein, the packet (uplink data) coming from the downlink network interface module 301 enters the packet detection module 305; the packet detection module 305 detects whether the Destination Address (DA), the Source Address (SA), the packet type, and the packet length of the packet meet the requirements, and if so, allocates a corresponding stream identifier (stream-id) and enters the switching engine module 303, otherwise, discards the stream identifier; the packet (downstream data) coming from the upstream network interface module 302 enters the switching engine module 303; the data packet coming from the CPU module 204 enters the switching engine module 303; the switching engine module 303 performs an operation of looking up the address table 306 on the incoming packet, thereby obtaining the direction information of the packet; if the packet entering the switching engine module 303 is from the downstream network interface to the upstream network interface, the packet is stored in the queue of the corresponding packet buffer 307 in association with the stream-id; if the queue of the packet buffer 307 is nearly full, it is discarded; if the packet entering the switching engine module 303 is not from the downlink network interface to the uplink network interface, the data packet is stored in the queue of the corresponding packet buffer 307 according to the guiding information of the packet; if the queue of the packet buffer 307 is nearly full, it is discarded.
The switching engine module 303 polls all packet buffer queues, which in this embodiment of the present invention is divided into two cases:
if the queue is from the downlink network interface to the uplink network interface, the following conditions are met for forwarding: 1) the port send buffer is not full; 2) the queued packet counter is greater than zero; 3) obtaining a token generated by a code rate control module;
if the queue is not from the downlink network interface to the uplink network interface, the following conditions are met for forwarding: 1) the port send buffer is not full; 2) the queue packet counter is greater than zero.
The rate control module 208 is configured by the CPU module 204, and generates tokens for packet buffer queues from all downstream network interfaces to upstream network interfaces at programmable intervals to control the rate of upstream forwarding.
The CPU module 304 is mainly responsible for protocol processing with the node server, configuration of the address table 306, and configuration of the code rate control module 308.
Ethernet protocol gateway:
as shown in fig. 4, the apparatus mainly includes a network interface module (a downlink network interface module 401 and an uplink network interface module 402), a switching engine module 403, a CPU module 404, a packet detection module 405, a rate control module 408, an address table 406, a packet buffer 407, a MAC adding module 409, and a MAC deleting module 410.
Wherein, the data packet coming from the downlink network interface module 401 enters the packet detection module 405; the packet detection module 405 detects whether the ethernet MAC DA, the ethernet MAC SA, the ethernet length or frame type, the video network destination address DA, the video network source address SA, the video network packet type, and the packet length of the packet meet the requirements, and if so, allocates a corresponding stream identifier (stream-id); then, the MAC deletion module 410 subtracts MAC DA, MAC SA, length or frame type (2byte) and enters the corresponding receiving buffer, otherwise, discards it;
the downlink network interface module 401 detects the sending buffer of the port, and if there is a packet, obtains the ethernet MAC DA of the corresponding terminal according to the destination address DA of the packet, adds the ethernet MAC DA of the terminal, the MAC SA of the ethernet protocol gateway, and the ethernet length or frame type, and sends the packet.
The other modules in the ethernet protocol gateway function similarly to the access switch.
A terminal:
the system mainly comprises a network interface module, a service processing module and a CPU module; for example, the set-top box mainly comprises a network interface module, a video and audio coding and decoding engine module and a CPU module; the coding board mainly comprises a network interface module, a video and audio coding engine module and a CPU module; the memory mainly comprises a network interface module, a CPU module and a disk array module.
1.3 devices of the metropolitan area network part can be mainly classified into 2 types: node server, node exchanger, metropolitan area server. The node switch mainly comprises a network interface module, a switching engine module and a CPU module; the metropolitan area server mainly comprises a network interface module, a switching engine module and a CPU module.
On the basis of the basic characteristics of the video network, one of the core ideas of the embodiment of the invention is that the video network terminal acquires image data or video data through a camera, and when the current acquisition parameter (such as frame rate or format) of the data is inconsistent with the preset acquisition parameter, the current acquisition parameter is adopted to set the video network terminal, so that the self-adaptive adjustment of the acquisition parameter in the video network terminal is realized, and the working convenience is improved.
Referring to fig. 5, a flowchart illustrating a first step of a data processing method based on a video network according to an embodiment of the present invention is shown, where the video network includes a video network terminal, and the method specifically includes the following steps:
in the embodiment of the present invention, the method is mainly applied to a video networking terminal, which may be a terminal that implements a video conference or a monitoring function through a video networking, for example, the video networking terminal may be a mobile terminal, such as a mobile phone, a tablet computer, a personal digital assistant, a wearable device (such as glasses, a watch, and the like), and the like.
In the embodiment of the present invention, the operating system of the video networking terminal may include Android (Android), IOS, Windows Phone, Windows, and the like, which is not specifically limited in the embodiment of the present invention.
In the embodiment of the present invention, the video networking terminal may have a video acquisition device, such as a camera, and the video networking terminal may acquire the initial video data through the video acquisition device, and specifically, may acquire the initial video data through the camera, because the video networking terminal may perform various video activities, such as a high definition video conference, video monitoring, intelligent monitoring analysis, emergency command, digital broadcast television, time delay television, network teaching, live broadcast, VOD on demand, television mail, personalized record (PVR), an intranet (self-office) channel, intelligent video broadcast control, information distribution, and the like, the embodiment of the present invention does not specifically limit the content of the video data.
further, the terminal of the video network may extract characteristic video capture information of the initial video data, and specifically, the characteristic video capture information may include a resolution parameter and/or a frame rate parameter and/or video format information and/or capture direction information.
For example, the resolution parameter of the initial video data is 1080P, the frame rate parameter is 60 frames, the video format information is yuv format, and the acquisition direction information is leading edge acquisition.
in practical application to the embodiment of the present invention, the video networking terminal determines whether the characteristic video capture information conforms to preset video capture information, where it should be noted that the preset video capture information may be preset information about a video capture device or video data.
in a preferred embodiment of the embodiments of the present invention, when the feature video capture information does not conform to the preset video capture information, that is, when the feature video capture information does not conform to the preset information, the preset video capture information is updated according to the feature video capture information.
Specifically, when the characteristic video capture information is inconsistent with the preset video capture information, the characteristic video capture information is set as the preset video capture information, for example, the resolution parameter of the initial video data is 1080P, the frame rate parameter is 60 frames, the video format information is yuv format, and the capture direction information is rising edge capture, while the resolution parameter of the preset video capture information is 720P, the frame rate parameter is 30 frames, the video format information is yuv format, and the capture direction information is falling edge capture.
Further, the feature video capture information is set as preset video capture information, that is, the preset video capture information is set as information consistent with the feature video capture information, in the above example, the preset video capture information may be updated to have a resolution parameter of 1080P, a frame rate parameter of 60 frames, a video format information of yuv format, and capture direction information of rising edge capture.
And 505, the video network terminal acquires target video data according to the updated preset video acquisition information.
In the embodiment of the invention, the video networking terminal acquires target video data according to the updated preset video acquisition information, namely the video networking terminal acquires the target video data by adopting the new preset video acquisition information; it should be noted that the video network includes a video network server, and after the video network terminal collects target video data, the video network terminal encodes the target video data and sends the encoded target video data to the video network server.
In the embodiment of the invention, the video network comprises a video network terminal, and the video network terminal acquires initial video data; the video networking terminal extracts characteristic video acquisition information of the initial video data; the video network terminal judges whether the characteristic video acquisition information accords with preset video acquisition information or not; when the characteristic video acquisition information does not accord with preset video acquisition information, the video networking terminal updates the preset video acquisition information according to the characteristic video acquisition information; the video networking terminal acquires target video data according to the updated preset video acquisition information; in the embodiment of the invention, the preset video acquisition information can be automatically updated without manually adjusting the setting parameters, so that the intelligent degree of the video network is greatly improved.
Referring to fig. 6, a flowchart illustrating a second step of a data processing method based on a video network according to an embodiment of the present invention is shown, where the video network includes a video network terminal, and the method specifically includes the following steps:
601, the video network terminal acquires initial video data;
in the embodiment of the invention, the method is mainly applied to a video networking terminal, the video networking terminal can be a terminal for realizing the functions of video conference, monitoring and the like through video networking, and for example, the video networking terminal can be a mobile terminal.
In a specific application of the embodiment of the present invention, the video networking terminal may have a video capture device, such as a camera, and the video networking terminal may obtain the initial video data, specifically, may capture the initial video data by using the camera.
in a preferred embodiment of the present invention, the video networking terminal includes a first chip, where the first chip may be an ADV7619 chip, and the video networking terminal extracts feature video capture information of the initial video data through the first chip;
specifically, the characteristic video capture information may include a resolution parameter and/or a frame rate parameter and/or video format information and/or capture direction information; for example, the resolution parameter of the initial video data is 1080P, the frame rate parameter is 60 frames, the video format information is yuv format, and the acquisition direction information is rising edge acquisition; further, after the video networking terminal collects initial video data by using a camera, the initial video data can be transmitted to the first chip through an HDMI (High Definition Multimedia Interface), and the video networking terminal extracts feature video collection information of the initial video data through the first chip.
as a specific example of the embodiment of the present invention, the video networking terminal may further determine whether the characteristic video capture information conforms to preset video capture information, where it should be noted that the preset video capture information may include multiple setting parameters, such as a resolution parameter, a frame rate parameter, video format information, and capture direction information, and the embodiment of the present invention is not limited to this.
in practical application to the embodiment of the present invention, when the video networking terminal determines that the feature video capture information does not conform to the preset video capture information, the video networking terminal sets the feature video capture information as the preset video capture information, it should be noted that the preset video capture information may be stored in the second chip or in another storage device, the second chip may be a Hi3516 chip, and in the embodiment of the present invention, chips of other types may also be applied as the second chip, which is not limited in this embodiment of the present invention.
Specifically, the first chip transmits the initial video data to the second chip through the BT1120 interface thereon, and the video networking terminal determines whether the characteristic video capture information conforms to the preset video capture information through the second chip.
605, the video networking terminal acquires target video data according to the updated preset video acquisition information;
the video network terminal acquires the target video data according to the updated preset video acquisition information, namely the video network terminal acquires the target video data by adopting the new preset video acquisition information.
For example, when the preset video capture information is updated to have a resolution parameter of 1080P, a frame rate parameter of 60 frames, a video format information of yuv format, and a capture direction information of rising edge capture, the video networking terminal captures target video data using the new preset video capture information.
in a preferred embodiment of the present invention, the video network terminal encodes the target video data through the second chip, that is, encodes the video data in the yuv format into the video data in the h.264 format or the video data in the h.265 format.
As a preferred embodiment of the embodiments of the present invention, the video network includes a video network server, the video network terminal sends the encoded target video data to the video network server, and the video network server may store the target video data or share the target video data to other users of the video network.
In the embodiment of the invention, the video networking terminal acquires initial video data; the video networking terminal extracts characteristic video acquisition information of the initial video data through the first chip; the video network terminal judges whether the characteristic video acquisition information accords with preset video acquisition information or not; when the characteristic video acquisition information does not accord with preset video acquisition information, the video networking terminal sets the characteristic video acquisition information as the preset video acquisition information; the preset video acquisition information is stored in the second chip; the video networking terminal acquires target video data according to the updated preset video acquisition information; the video networking terminal encodes the target video data through a second chip; the video network terminal sends the coded target video data to the video network server; in the embodiment of the invention, the judgment of the setting parameters and the coding of the video data are respectively carried out through two different chips, so that the working efficiency of the video networking terminal is improved, the preset video acquisition information can be automatically updated, the setting parameters do not need to be manually adjusted, and the intelligent degree of the video networking is greatly improved.
It should be noted that, for simplicity of description, the method embodiments are described as a series of acts or combination of acts, but those skilled in the art will recognize that the present invention is not limited by the illustrated order of acts, as some steps may occur in other orders or concurrently in accordance with the embodiments of the present invention. Further, those skilled in the art will appreciate that the embodiments described in the specification are presently preferred and that no particular act is required to implement the invention.
Referring to fig. 7, a block diagram of a data processing apparatus based on a video network according to an embodiment of the present invention is shown, where the video network includes a video network terminal, and specifically may include the following modules:
an initial video data obtaining module 701, configured to obtain initial video data by the video networking terminal;
an extracting module 702, configured to extract, by the video networking terminal, feature video acquisition information of the initial video data;
a judging module 703, configured to judge, by the video networking terminal, whether the characteristic video acquisition information conforms to preset video acquisition information;
an updating module 704, configured to update the preset video acquisition information according to the feature video acquisition information by the video networking terminal when the feature video acquisition information does not conform to the preset video acquisition information;
and a target video data acquisition module 705, configured to acquire target video data according to the updated preset video acquisition information by the video networking terminal.
Preferably, the video network terminal includes a first chip, and the extraction module includes:
and the extraction submodule is used for extracting the characteristic video acquisition information of the initial video data by the video networking terminal through the first chip.
Preferably, the video network terminal includes a second chip, and the update module includes:
and the setting submodule is used for setting the characteristic video acquisition information as the preset video acquisition information by the video networking terminal when the characteristic video acquisition information does not accord with the preset video acquisition information.
Preferably, the characteristic video capture information comprises a resolution parameter and/or a frame rate parameter and/or video format information and/or capture direction information.
Preferably, the video network comprises a video network server, the apparatus further comprising:
the coding module is used for coding the target video data by the video networking terminal through a second chip;
and the sending module is used for sending the coded target video data to the video networking server by the video networking terminal.
For the device embodiment, since it is basically similar to the method embodiment, the description is simple, and for the relevant points, refer to the partial description of the method embodiment.
The embodiment of the invention also discloses electronic equipment which comprises a memory, a processor and a computer program which is stored on the memory and can run on the processor, wherein the processor realizes any one of the steps of the data processing based on the video network when executing the program.
The embodiment of the invention also discloses a computer readable storage medium, wherein a computer program is stored on the computer readable storage medium, and when the computer program is executed by a processor, the method realizes any one of the steps of the data processing based on the video network.
The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, apparatus, or computer program product. Accordingly, embodiments of the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, embodiments of the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
Embodiments of the present invention are described with reference to flowchart illustrations and/or block diagrams of methods, terminal devices (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing terminal to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing terminal, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing terminal to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing terminal to cause a series of operational steps to be performed on the computer or other programmable terminal to produce a computer implemented process such that the instructions which execute on the computer or other programmable terminal provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
While preferred embodiments of the present invention have been described, additional variations and modifications of these embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the embodiments of the invention.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or terminal that comprises the element.
The data processing method based on the video network and the data processing device based on the video network provided by the invention are introduced in detail, and a specific example is applied in the text to explain the principle and the implementation mode of the invention, and the description of the above embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (9)
1. A data processing method based on a video network is characterized in that the video network comprises a video network terminal, and the method comprises the following steps:
the video network terminal acquires initial video data;
the video networking terminal extracts characteristic video acquisition information of the initial video data; the characteristic video acquisition information comprises a resolution parameter and/or a frame rate parameter and/or video format information and/or acquisition direction information;
the video network terminal judges whether the characteristic video acquisition information accords with preset video acquisition information or not; the preset video acquisition information comprises preset information about a video acquisition device or video data;
when the characteristic video acquisition information does not accord with preset video acquisition information, the video networking terminal updates the preset video acquisition information according to the characteristic video acquisition information;
and the video networking terminal acquires target video data according to the updated preset video acquisition information.
2. The method according to claim 1, wherein the video networking terminal comprises a first chip, and the step of extracting the characteristic video capture information of the initial video data by the video networking terminal comprises:
and the video networking terminal extracts the characteristic video acquisition information of the initial video data through the first chip.
3. The method according to claim 1, wherein the video networking terminal comprises a second chip, and the step of updating the preset video acquisition information by the video networking terminal according to the characteristic video acquisition information when the characteristic video acquisition information does not conform to the preset video acquisition information comprises:
and when the characteristic video acquisition information does not accord with preset video acquisition information, the video network terminal sets the characteristic video acquisition information as the preset video acquisition information.
4. The method of claim 1 or 3, wherein the video network comprises a video network server, the method further comprising:
the video networking terminal encodes the target video data through a second chip;
and the video network terminal sends the coded target video data to the video network server.
5. A data processing apparatus based on a video network, wherein the video network comprises a video network terminal, the apparatus comprising:
the initial video data acquisition module is used for acquiring initial video data by the video networking terminal;
the extraction module is used for extracting the characteristic video acquisition information of the initial video data by the video networking terminal; the characteristic video acquisition information comprises a resolution parameter and/or a frame rate parameter and/or video format information and/or acquisition direction information;
the judging module is used for judging whether the characteristic video acquisition information accords with preset video acquisition information or not by the video networking terminal; the preset video acquisition information comprises preset information about a video acquisition device or video data;
the updating module is used for updating the preset video acquisition information by the video networking terminal according to the characteristic video acquisition information when the characteristic video acquisition information does not accord with the preset video acquisition information;
and the target video data acquisition module is used for acquiring target video data by the video networking terminal according to the updated preset video acquisition information.
6. The apparatus of claim 5, wherein the video networking terminal comprises a first chip, and wherein the extraction module comprises:
and the extraction submodule is used for extracting the characteristic video acquisition information of the initial video data by the video networking terminal through the first chip.
7. The apparatus of claim 5, wherein the video networking terminal comprises a second chip, and wherein the update module comprises:
and the setting submodule is used for setting the characteristic video acquisition information as the preset video acquisition information by the video networking terminal when the characteristic video acquisition information does not accord with the preset video acquisition information.
8. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the steps of a method for video-network based data processing according to any of claims 1 to 4 are implemented when the processor executes the program.
9. A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of a method for processing data based on a visual networking according to any one of claims 1 to 4.
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