CN107948664B - Live broadcast room video playing control method and device and terminal - Google Patents
Live broadcast room video playing control method and device and terminal Download PDFInfo
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- CN107948664B CN107948664B CN201711157763.7A CN201711157763A CN107948664B CN 107948664 B CN107948664 B CN 107948664B CN 201711157763 A CN201711157763 A CN 201711157763A CN 107948664 B CN107948664 B CN 107948664B
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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
- H04N21/239—Interfacing the upstream path of the transmission network, e.g. prioritizing client content requests
- H04N21/2393—Interfacing the upstream path of the transmission network, e.g. prioritizing client content requests involving handling client requests
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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
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25808—Management of client data
- H04N21/25841—Management of client data involving the geographical location of the client
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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
- H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
- H04N21/2625—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists for delaying content or additional data distribution, e.g. because of an extended sport event
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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
- H04N21/643—Communication protocols
- H04N21/64322—IP
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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
- H04N21/64723—Monitoring of network processes or resources, e.g. monitoring of network load
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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
- H04N21/65—Transmission of management data between client and server
- H04N21/658—Transmission by the client directed to the server
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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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/85—Assembly of content; Generation of multimedia applications
- H04N21/858—Linking data to content, e.g. by linking an URL to a video object, by creating a hotspot
- H04N21/8586—Linking data to content, e.g. by linking an URL to a video object, by creating a hotspot by using a URL
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- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Security & Cryptography (AREA)
- Computer Graphics (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Information Transfer Between Computers (AREA)
Abstract
The invention relates to the field of live video, in particular to a live broadcast room video play control method, a live broadcast room video play control device and a live broadcast room video play control terminal, wherein the method comprises the following steps: the client reports the local terminal information to the service server; the client responds to an opening instruction of a target live broadcast room and requests the connection information of the target live broadcast room from a service server; the client receives connection information which is sent by a service server and contains a connection line of a target live broadcast room and a CDN node IP list determined according to the local terminal information; and the client pulls the data stream of the target live broadcast room from the corresponding CDN node according to the connection information and plays the data stream. According to the method and the system, the CDN node IP list is cached for the client at the service server, and when the client opens the target live broadcast room, the client directly pulls the data stream of the target live broadcast room from the corresponding CDN node according to the CDN node IP, so that the opening speed and the success rate of the live broadcast room are improved, and the watching experience of a user is improved.
Description
Technical Field
The invention relates to the field of live video, in particular to a live broadcast room video play control method, a live broadcast room video play control device and a live broadcast room video play control terminal.
Background
With the development of internet and streaming media technologies, in recent years, various live broadcast platforms for live video broadcast are in endless, live video broadcast in network brings people real-time social experience, and brings people work and life with a lot of convenience and entertainment, one feature of the field of live video broadcast in network is a live broadcast room, which is a virtual space (or virtual room) created based on a live broadcast platform, the live broadcast room is generally created by a main broadcast client and connected with a plurality of audience clients, and the time required for a user to open a live broadcast room at a client to view a first frame picture of a video in the live broadcast room affects the viewing experience of the user, and the following processes are required for the client to click a live broadcast room to pull a data stream in the live broadcast room at present: the client side initiates a request of domain name resolution to a DNS Server of a network operator, the DNS Server of the operator initiates recursive query to a GSLB system of the CDN, the GSLB judges which operator and geographic position the query comes from through an IP address to which the DNS Server belongs, then a plurality of proper CDN edge node IPs are returned to the client side, the client side pulls data streams of the live broadcast room from the CDN edge node IPs, too much time is consumed in the process, the opening speed of a first screen of the live broadcast room is influenced, and the watching experience of a user is influenced.
Disclosure of Invention
The invention aims to provide a method and a device for controlling video playing of a live broadcast room, which are used for improving the opening speed of the live broadcast room, reducing the response time for opening the live broadcast room and improving the user experience.
The invention also aims to provide a terminal for realizing the method for controlling the video playing in the live broadcast room.
In order to realize the purpose, the invention adopts the following technical scheme:
in a first aspect, the present invention provides a method for controlling video playing in a live broadcast room, including:
the client reports the local terminal information to the service server;
the client responds to an opening instruction of a target live broadcast room and requests the connection information of the target live broadcast room from a service server;
the client receives connection information which is sent by a service server and contains a live broadcast room connection line and a CDN node IP list determined according to local terminal information;
and the client pulls the data stream of the target live broadcast room from the corresponding CDN node according to the connection information and plays the data stream.
Further, the reporting of the local terminal information to the service server by the client includes:
when the client is opened, the local terminal information is reported to the service server, the heartbeat connection with the service server is kept, and the local terminal information is reported to the service server every preset time.
Specifically, the client responds to an opening instruction of a target live broadcast room, and requests connection information of the target live broadcast room from a service server, and the method includes:
the client responds to an opening instruction of a target live broadcast room to acquire a webpage address of a target live broadcast room page;
and sending the webpage address of the target live broadcast room page to a service server to request the connection information of the target live broadcast room.
Specifically, the client responds to an opening instruction of a target live broadcast room, and requests connection information of the target live broadcast room from a service server, and the method includes:
the client responds to an opening instruction of the target live broadcast room to acquire an identification number corresponding to the target live broadcast room;
and sending the identification number of the target live broadcast room to a service server to request the connection information of the target live broadcast room.
Further, the client pulls the data stream of the target live broadcast room from the corresponding CDN node according to the connection information and then plays the data stream, including:
and the client randomly selects a CDN node IP from the CDN node IP list, and plays the data stream of the target live broadcast room after pulling the data stream from the selected CDN node.
Further, the client pulls the data stream of the target live broadcast room from the corresponding CDN node according to the connection information and then plays the data stream, including:
and the client selects a CDN node with lighter load from the CDN node IP list, and pulls the data stream of the target live broadcast room from the selected CDN node for playing.
Specifically, the connection information further includes a video code rate, a frame rate, and a resolution of the target live broadcast room.
Further, the client pulls the data stream of the target live broadcast room from the corresponding CDN node according to the connection information and then plays the data stream, including:
the client selects a target live broadcast room data stream of the video code rate, the frame rate and the resolution of the corresponding live broadcast room according to the configuration information and the network state information of the client;
and pulling the data stream of the target live broadcast room from the corresponding CDN node and then playing the data stream.
In a second aspect, the present invention provides a live broadcast room video playback control apparatus, the apparatus storing a plurality of instructions, the instructions being adapted to be loaded by a processor and to perform:
reporting local terminal information to a service server;
responding to an opening instruction of a target live broadcast room, and requesting connection information of the target live broadcast room from a service server;
receiving connection information which is sent by a service server and contains a live broadcast room connection line and a CDN node IP list determined according to local terminal information;
and pulling the data stream of the target live broadcast room from the corresponding CDN node according to the connection information and then playing the data stream.
In a third aspect, the present invention provides a terminal, including:
one or more processors;
a memory;
one or more applications, wherein the one or more applications are stored in the memory and configured to be executed by the one or more processors, the one or more applications configured to perform the live-air video playback control method of the first aspect.
Compared with the prior art, the invention has the following advantages:
according to the method and the system, the server caches the CDN node IP list for the client side through the local terminal information reported by the client side, when the client side opens a target live broadcast room, the CDN node IP list and a connecting line of the live broadcast room are issued to the client side, the client side is directly connected to the corresponding CDN node according to the CDN node IP list issued by the service server to request data flow of the live broadcast room, DNS analysis is reduced by the client side once, so that a first frame video picture of the live broadcast room is opened more quickly, response time of opening the live broadcast room is shortened, and viewing experience of a user is improved.
Meanwhile, the client side and the service server keep heartbeat connection, and report the local terminal information regularly, so that the service server regularly updates the CDN node IP list of the client side, the flexibility of an updating strategy is kept, and the optimal CDN node IP is provided for the client side in the shortest time.
And then, the service server screens CDN nodes closer to the terminal and/or lighter in load according to local terminal information reported by the client, generates a corresponding CDN node IP list and sends the CDN node IP list to the client, and the client can select the CDN nodes closer to the terminal and/or lighter in load according to the CDN node IP list and pull the data stream of a target live broadcast room to the corresponding CDN nodes, so that the opening speed of the live broadcast room is increased.
Additional aspects and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic flow chart illustrating a video playing control method in a live broadcast room according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a video live broadcasting system according to an embodiment of the present invention;
fig. 3 is a schematic flow chart illustrating a video playing control method in a live broadcast room according to another embodiment of the present invention;
fig. 4 is a schematic view of a video playback control apparatus in a live broadcast room according to an embodiment of the present invention;
fig. 5 is a schematic diagram of an embodiment of a terminal portion structure provided in an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative only and should not be construed as limiting the invention.
As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
In an embodiment, the present invention provides a method for controlling video playing in a live broadcast room from a view of a client, as shown in fig. 1, including:
s100: and reporting the local terminal information to a service server.
In the video live broadcast system, as shown in fig. 2, the system includes a video generation source stream pushing end, a video source station, a CDN network (node), a video playing end (i.e., a client in this embodiment), and a service server in this embodiment, where the service server in this embodiment is a service server of a live broadcast platform, and may comprehensively monitor and manage each node (including the stream pushing end, the CDN network, and the playing end) in a live broadcast process, the playing end includes a tv playing client, a PC client, a tablet PC client, and a mobile client, and in this embodiment, the mobile client is exemplified as a mobile client, the mobile client is a live broadcast application such as "tiger tooth live broadcast", "YY live broadcast", and the user may watch live broadcast content in a live broadcast room through the live broadcast application.
In this embodiment, the client acquires the local terminal information, reports the local terminal information to the service server, and then performs the subsequent operation. Preferably, the local terminal information includes a network to which the terminal accesses, location information of the terminal, and a unique identifier of the terminal. The network accessed by the terminal is determined by acquiring the access IP of the terminal to the external network, and if the local IP acquired to the terminal is 121.33.208.154, the network accessed by the terminal is 'telecommunication in Guangzhou city, Guangdong province'; the position information of the terminal is determined by acquiring GPS data of the terminal, and meanwhile, the position information of the terminal can be more accurately determined by combining a network accessed by the terminal; the unique identification code of the terminal is the IMEI of the terminal, the IMEI (International Mobile equipment identity) is an abbreviation of the International Mobile equipment identity code, and the IMEI is an electronic serial number consisting of 15 digits and corresponds to each Mobile equipment one by one.
S200: and responding to an opening instruction of the target live broadcast room, and requesting the connection information of the target live broadcast room from a service server.
The user can browse the live broadcast room to be watched in the live broadcast application after opening the live broadcast application, when the user selects a certain live broadcast room to be watched, the user generally clicks a live broadcast room cover to open and enter the live broadcast room, the embodiment defines the live broadcast room selected by the user as a target live broadcast room, and then the client responds to an opening instruction of the target live broadcast room and requests the connection information of the target live broadcast room from the service server.
S300: and receiving connection information which is sent by the service server and contains a connection circuit of the target live broadcast room and a CDN node IP list determined according to the local terminal information.
In the embodiment, the service server acquires CDN nodes meeting a preset strategy according to the local terminal information after receiving the local terminal information reported by the client, the client wants to open and watch the video of a live broadcast room and needs to pull a data stream of the corresponding live broadcast room from an edge node of a CDN network, the service server acquires the CDN nodes meeting the conditions according to the local terminal information reported by the client and the preset strategy based on position, route or load, then forms CDN node IP lists by the CDN nodes, distributes the corresponding CDN node IP lists for each client according to the local terminal information, and sends connection information comprising a connection line of a target live broadcast room and the CDN node IP lists determined according to the local terminal information to the client when the client requests the connection information of the target live broadcast room from the CDN server, and the client acquires the data stream of the live broadcast room according to the connection information.
Preferably, in this embodiment, the CDN node IP lists allocated by the service server for each client are different, for example, the server is a CDN node IP list L1 corresponding to the client C1, and is a CDN node IP list L2 corresponding to the client C2.
S400: and pulling the data stream of the target live broadcast room from the corresponding CDN node according to the connection information and then playing the data stream.
And after receiving the connection information, the client selects a CDN node IP from a CDN node IP cache list, then directly connects to the corresponding CDN node according to the CDN node IP, requests the CDN node to pull the data stream of the target live broadcast room according to the received connection line of the target live broadcast room, and decodes, renders and plays the data stream of the target live broadcast room after the client pulls the data stream.
According to the embodiment, the client side is directly connected to the corresponding CDN node to request the live broadcast room data stream according to the CDN node IP list issued by the service server, DNS analysis is reduced for one time by the client side, so that the first frame video picture of the live broadcast room is opened more quickly, the response time for opening the live broadcast room is reduced, and the watching experience of a user is improved.
In an embodiment of the present invention, the reporting of the local terminal information to the service server by S100 includes:
when the client is opened, the local terminal information is reported to the service server, the heartbeat connection with the service server is kept, and the local terminal information is reported to the service server every preset time.
In this embodiment, when the client is started, the client immediately acquires the local terminal information and then reports the local terminal information to the service server, and keeps heartbeat connection with the service server, the heartbeat connection is realized through a heartbeat mechanism in TCP connection communication, the client regularly sends simple information to the service server to keep heartbeat connection with the service server, the client reports the local terminal information to the service server every preset time interval while the client keeps heartbeat connection with the service server, correspondingly, after the server receives the local terminal information reported by the client every time, the CDN node IP list corresponding to the client is updated based on the latest local terminal information reported every time, and the flexibility of the update policy is kept, so that the optimal CDN node IP is provided for the client in the shortest time.
In one embodiment, the S200, in response to an open instruction of a target live broadcast, requests connection information of the target live broadcast from a service server, including:
responding to an opening instruction of a target live broadcast room, and acquiring a webpage address of a target live broadcast room page;
and sending the webpage address of the target live broadcast room page to a service server to request the connection information of the target live broadcast room.
In this embodiment, when a user clicks a cover of a live broadcast room to open and enter the live broadcast room, a client responds to an opening instruction of a target live broadcast room to obtain a webpage address of a target live broadcast room page, each live broadcast room has a corresponding webpage address, for example, http:// www.huya.com/haddis is the webpage address of the target live broadcast room page, after the client obtains the webpage address of the target live broadcast room page, the webpage address of the target live broadcast room page is sent to a service server, the service server can determine the live broadcast room to be opened by the client according to the webpage address, and then the request of the client is fed back after matching connection information of the target live broadcast room.
In another embodiment, the step S200, in response to an open instruction of a target live broadcast, of requesting connection information of the target live broadcast from a service server, includes:
responding to an opening instruction of a target live broadcast room, and acquiring an identification number corresponding to the target live broadcast room;
and sending the identification number of the target live broadcast room to a service server to request the connection information of the target live broadcast room.
In this embodiment, when a user clicks a cover of a live broadcast room to open and enter the live broadcast room, a client responds to an opening instruction of a target live broadcast room to obtain an identification number of a page of the target live broadcast room, each live broadcast room has a unique identification number, a service server distinguishes different live broadcast rooms according to the identification number of the live broadcast room, the client sends the identification number of the target live broadcast room to the service server after obtaining the identification number of the target live broadcast room, the service server can determine the live broadcast room to be opened by the client according to the identification number, and then the request of the client is fed back after matching connection information of the target live broadcast room.
In an embodiment of the present invention, the S400, after pulling the data stream of the target live broadcast room from the corresponding CDN node according to the connection information, performs playing, including:
and randomly selecting a CDN node IP from the CDN node IP list, and playing the data stream of the target live broadcast room after pulling the data stream from the selected CDN node.
In this embodiment, the CDN node IP list includes a plurality of CDN nodes, the CDN nodes are determined by a service server according to local terminal information and then based on a preset policy of location and routing, the service server locates a geographic location of a terminal according to local terminal information reported by a client, specifically, locates a geographic location of the terminal through a network to which the terminal is accessed and GPS data of the terminal reported by the client, then obtains CDN nodes within a preset range of the geographic location, and generates corresponding CDN node IP lists for the IPs of the CDN nodes. For example, the service server positions the geographic position of the terminal to be a "Tianheyuan" in Guangzhou city, Guangdong province according to the local terminal information reported by the client, the type of the accessed network is "telecom", then CDN nodes within a preset range away from the terminal position are obtained from CDN nodes provided by a CDN manufacturer, then a CDN node IP list is formed by the CDN nodes and sent to the client, and a subsequent client can select a CDN node closer to the terminal to pull the data stream of a target live broadcast room after receiving the CDN node IP list. In this embodiment, the client randomly selects one CDN node IP from the CDN node IP list, then directly connects to the CDN node and pulls the data stream of the target live broadcast room for playing, and since the CDN nodes in the CDN node IP list are all within a preset range of the geographic location of the terminal, the CDN nodes randomly selected from the CDN node IP list are all not far from the terminal, so the client can quickly connect to the corresponding CDN nodes and pull the data stream of the target live broadcast room.
Further, in another embodiment of the present invention, the S400, after pulling the data stream of the target live broadcast room from the corresponding CDN node according to the connection information, performs playing, including:
and selecting a CDN node with lighter load from the CDN node IP list, and playing the data stream of the target live broadcast room after pulling the data stream from the selected CDN node.
In this embodiment, the CDN node IP list includes a plurality of CDN nodes, the CDN nodes are determined by a service server according to the local terminal information and then based on a preset policy of a position and a load, the service server locates a geographic position of a terminal according to the local terminal information reported by a client, then obtains CDN nodes within a preset range of the geographic position, further obtains current loads of the CDN nodes, the loads of the CDN nodes represent current access flows of the CDN nodes, when the CDN node loads too heavily, an access speed may become slow, data transmission is unstable, after obtaining CDN nodes and loads within the preset range, the CDN nodes are ranked according to a load from light to heavy, then generates a corresponding CDN node IP list, and after receiving the ranked CDN node IP list, a client selects a CDN node with a lighter load to pull a live data stream, thereby improving the access speed of the live broadcast. In the embodiment, the service server determines the CDN nodes within the preset range of the terminal according to the geographic location of the terminal, and then compares the loads of the CDN nodes to allocate a more effective CDN node IP list to the client, and the client selects the CDN node with a lighter load from the CDN node IP list to pull the data stream of the target live broadcast room, so as to improve the speed and success rate of the client accessing the live broadcast room.
In an embodiment of the present invention, the connection information further includes a video bitrate, a frame rate, and a resolution of the target live broadcast room.
In this embodiment, when the client requests the server for connection information of the target live broadcast room, the service server further issues the video bitrate, the frame rate, and the resolution of the target live broadcast room to the client, where the frame rates include FPS (how many frames of a picture per second) and Gop (which indicates how many seconds of an I frame), the frame rate affects the smoothness of the picture, and the frame rate is higher, the picture is smoother, the frame rate is lower, and the picture is more jerky; the code rate is the size of data coded by the encoder per second, and is in kbps, for example 800kbps represents that the encoder generates 800KB (or 100KB) of data per second; the resolution represents the number of pixels included in a unit inch, affects the size of an image, and is proportional to the size of the image, and the higher the resolution, the larger the image, and the lower the resolution, the smaller the image.
Further, according to the above embodiment, the S400, after pulling the data stream of the target live broadcast room from the corresponding CDN node according to the connection information, performs playing, including:
selecting a target live broadcast room data stream of a corresponding video code rate, a frame rate and a resolution ratio of a live broadcast room according to the configuration information and the network state information of the local device;
and pulling the data stream of the target live broadcast room from the corresponding CDN node and then playing the data stream.
After receiving connection information which is sent by a service server and contains video code rate, frame rate and resolution of a target live broadcast room, a client selects better connection information of the target live broadcast room according to the terminal performance and the network environment of a terminal, and then pulls a data stream of the target live broadcast room from a corresponding CDN node to quickly open a first frame of picture of the live broadcast room and watch live broadcast content of the live broadcast room.
Further, an embodiment of the present invention, as shown in fig. 3, further includes:
s500: and uploading a connection log to a service server, wherein the connection log comprises success rate and time delay information of a client end requesting to pull the data stream of the target live broadcast room from a corresponding CDN node according to the CDN node IP list.
After the client is connected with the live broadcast room, the client collects and records the connection condition of the client, generates a corresponding connection log and uploads the connection log to the service server, wherein the connection log comprises the success rate and the time delay information of the client for requesting to pull the data stream of the target live broadcast room from the corresponding CDN node according to the CDN node IP cache list, the client requests to pull the data stream of the target live broadcast room from the corresponding CDN node according to the CDN node IP list sent by the server and the connection information of the target live broadcast room, the CDN node IP list is provided with a plurality of CDN node IPs, when the first CDN node IP selected by the client is unsuccessfully connected, the second CDN node IP is replaced for connection, and the connection log is generated according to the successful and unsuccessful connection conditions; meanwhile, in this embodiment, the client further collects the first frame delay information of the live broadcast room picture, that is, the time required from the user clicking the target live broadcast room to the first frame picture display of the target live broadcast room, and also generates a connection log, then the client uploads the connection log to the service server, and the service server can perform data statistical analysis after receiving the connection log.
The service server analyzes and counts success rate and delay information in the connection log according to the connection log uploaded by the client, so as to analyze whether a CDN node distributed for the client can improve the speed of opening a first frame picture of a live broadcast room by the client, and when the power and the delay information do not meet preset requirements, the service server adjusts corresponding preset strategies according to the success rate, such as enlarging or reducing a preset range from terminal position information, increasing or reducing CDN node IPs distributed to the client, and enlarging or reducing the load range of the CDN node, so as to reduce the response time of the client in the live broadcast room, and improve user experience.
In another embodiment, the present invention provides a live broadcast room video playback control apparatus, where the apparatus stores a plurality of instructions, where the instructions are adapted to be loaded by a processor and execute a live broadcast room video control method, where the apparatus includes:
reporting local terminal information to a service server;
responding to an opening instruction of a target live broadcast room, and requesting connection information of the target live broadcast room from a service server;
receiving connection information which is sent by a service server and contains a connection line of a target live broadcast room and a CDN node IP list determined according to local terminal information;
and pulling the data stream of the target live broadcast room from the corresponding CDN node according to the connection information and then playing the data stream.
For convenience of description, the live broadcast room video playing control apparatus is divided into functional module architectures, as shown in fig. 4, including:
the reporting module 100: the system is used for reporting the local terminal information to a service server;
the request module 200: the system comprises a server, a target live broadcast room, a server and a server, wherein the server is used for responding to an opening instruction of the target live broadcast room and requesting the connection information of the target live broadcast room from the server;
the receiving module 300: the system comprises a service server, a CDN node IP list and a server, wherein the service server is used for receiving connection information which is sent by the service server and contains a live broadcast room connection line and the CDN node IP list determined according to local terminal information;
the connection module 400: and the CDN node is used for pulling the data stream of the target live broadcast room from the corresponding CDN node according to the connection information and then playing the data stream.
In this embodiment, the reporting module 100 reports the local terminal information to the service server after acquiring the local terminal information, preferably, the local terminal information includes a network to which the terminal is accessed, location information of the terminal, and a unique identifier of the terminal.
After the user opens the live broadcast application, the user can browse a live broadcast room which the user wants to watch in the live broadcast application, when the user selects a certain live broadcast room, the user generally clicks a live broadcast room cover to open and enter the live broadcast room, the embodiment defines the live broadcast room selected by the user as a target live broadcast room, and then the request module 200 responds to an opening instruction of the target live broadcast room and requests the service server for connection information of the target live broadcast room.
When the request module 200 requests the service server for the connection information of the target live broadcast room, the service server issues the connection information including the connection line of the target live broadcast room and the CDN node IP list determined according to the local terminal information to the client, and the receiving module 300 receives the connection information.
After the receiving module 300 receives the connection information, the connecting module 400 selects a CDN node IP from a CDN node IP cache list, then directly connects to the corresponding CDN node according to the CDN node IP, requests the CDN node to pull the data stream of the target live broadcast room according to the received connection line of the target live broadcast room, and decodes, renders, and plays the data stream of the target live broadcast room after the client pulls the data stream.
In another embodiment, the present invention further provides a terminal, configured to implement the live broadcast video playing control method in the foregoing embodiment, as shown in fig. 5, which is a block diagram of a partial structure of the terminal provided in the embodiment of the present invention, for convenience of description, only a part related to the embodiment of the present invention is shown, and details of the specific technology are not disclosed, please refer to the method part in the embodiment of the present invention. The terminal may be any terminal device including a mobile phone, a tablet computer, a PDA (Personal Digital Assistant), a POS (Point of Sales), a vehicle-mounted computer, etc., taking the terminal as the mobile phone as an example:
referring to fig. 5, the handset includes: a baseband processing module 510, a memory 520, an input unit 530, a display unit 540, a sensor 550, an audio circuit 560, a wireless fidelity (WiFi) module 570, a processor 580, and a power supply 590. Those skilled in the art will appreciate that the handset configuration shown in fig. 5 is not intended to be limiting and may include more or fewer components than those shown, or some components may be combined, or a different arrangement of components.
The baseband processing module 510 may be used to synthesize a baseband signal to be transmitted or decode a received baseband signal. Specifically, the audio signal is compiled into a baseband code for transmission when being transmitted; upon reception, the received baseband code is interpreted as an audio signal. Meanwhile, the system is also responsible for compiling address information (mobile phone numbers, website addresses), text information (short message texts and website texts) and picture information (multimedia messages).
The memory 520 may be used to store software programs and modules, and the processor 580 executes various functional applications and data processing of the mobile phone by operating the software programs and modules stored in the memory 520. The memory 520 may mainly include a program storage area and a data storage area, wherein the program storage area may store an operating system, an application program required by at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may store data (such as audio data, a phonebook, etc.) created according to the use of the cellular phone, and the like. Further, the memory 520 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.
The input unit 530 may be used to receive input numeric or character information and generate key signal inputs related to user settings and function control of the cellular phone. Specifically, the input unit 530 may include a touch panel 531 and other input devices 532. The touch panel 531, also called a touch screen, can collect touch operations of a user on or near the touch panel 531 (for example, operations of the user on or near the touch panel 531 by using any suitable object or accessory such as a finger or a stylus pen), and drive the corresponding connection device according to a preset program. Alternatively, the touch panel 531 may include two parts, a touch detection device and a touch controller. The touch detection device detects the touch direction of a user, detects a signal brought by touch operation and transmits the signal to the touch controller; the touch controller receives touch information from the touch sensing device, converts the touch information into touch point coordinates, and sends the touch point coordinates to the processor 580, and can receive and execute commands sent by the processor 580. In addition, the touch panel 531 may be implemented by various types such as a resistive type, a capacitive type, an infrared ray, and a surface acoustic wave. The input unit 530 may include other input devices 532 in addition to the touch panel 531. In particular, other input devices 532 may include, but are not limited to, one or more of a physical keyboard, function keys (such as volume control keys, switch keys, etc.), a trackball, a mouse, a joystick, and the like.
The display unit 540 may be used to display information input by the user or information provided to the user and various menus of the mobile phone. The display unit 540 may include a display panel 541, and optionally, the display panel 541 may be configured in the form of a Liquid Crystal Display (LCD), an organic light-Emitting Diode (OLED), or the like. Further, the touch panel 531 may cover the display panel 541, and when the touch panel 531 detects a touch operation on or near the touch panel 531, the touch panel is transmitted to the processor 580 to determine the type of the touch event, and then the processor 580 provides a corresponding visual output on the display panel 541 according to the type of the touch event. Although the touch panel 531 and the display panel 541 are shown as two separate components in fig. 5 to implement the input and output functions of the mobile phone, in some embodiments, the touch panel 531 and the display panel 541 may be integrated to implement the input and output functions of the mobile phone.
The handset may also include at least one sensor 550, such as a light sensor, motion sensor, and other sensors. Specifically, the light sensor may include an ambient light sensor and a proximity sensor, wherein the ambient light sensor may adjust the brightness of the display panel 541 according to the brightness of ambient light, and the proximity sensor may turn off the display panel 541 and/or the backlight when the mobile phone is moved to the ear. As one of the motion sensors, the accelerometer sensor can detect the magnitude of acceleration in each direction (generally, three axes), can detect the magnitude and direction of gravity when stationary, and can be used for applications of recognizing the posture of a mobile phone (such as horizontal and vertical screen switching, related games, magnetometer posture calibration), vibration recognition related functions (such as pedometer and tapping), and the like; as for other sensors such as a gyroscope, a barometer, a hygrometer, a thermometer, and an infrared sensor, which can be configured on the mobile phone, further description is omitted here.
WiFi belongs to short distance wireless transmission technology, and the mobile phone can help the user to send and receive e-mail, browse web pages, access streaming media, etc. through the WiFi module 570, which provides wireless broadband internet access for the user. Although fig. 5 shows the WiFi module 570, it is understood that it does not belong to the essential constitution of the handset, and can be omitted entirely as needed within the scope not changing the essence of the invention.
The processor 580 is a control center of the mobile phone, connects various parts of the entire mobile phone by using various interfaces and lines, and performs various functions of the mobile phone and processes data by operating or executing software programs and/or modules stored in the memory 520 and calling data stored in the memory 520, thereby performing overall monitoring of the mobile phone. Alternatively, processor 580 may include one or more processing units; preferably, the processor 580 may integrate an application processor, which mainly handles operating systems, user interfaces, application programs, etc., and a modem processor, which mainly handles wireless communications. It will be appreciated that the modem processor described above may not be integrated into processor 580.
The handset also includes a power supply 590 (e.g., a battery) for powering the various components, which may preferably be logically coupled to the processor 580 via a power management system, such that the power management system may be used to manage charging, discharging, and power consumption.
Although not shown, the mobile phone may further include a camera, a bluetooth module, etc., which are not described herein.
According to the method and the system, the server caches the CDN node IP list for the client side through the local terminal information reported by the client side, when the client side opens a target live broadcast room, the CDN node IP list and a connecting line of the live broadcast room are issued to the client side, the client side is directly connected to the corresponding CDN node according to the CDN node IP list issued by the service server to request data flow of the live broadcast room, DNS analysis is reduced by the client side once, so that a first frame video picture of the live broadcast room is opened more quickly, response time of opening the live broadcast room is shortened, and viewing experience of a user is improved.
Meanwhile, the client side and the service server keep heartbeat connection, and report the local terminal information regularly, so that the service server regularly updates the CDN node IP list of the client side, the flexibility of an updating strategy is kept, and the optimal CDN node IP is provided for the client side in the shortest time.
And then, the service server screens CDN nodes closer to the terminal and/or lighter in load according to local terminal information reported by the client, generates a corresponding CDN node IP list and sends the CDN node IP list to the client, and the client can select the CDN nodes closer to the terminal and/or lighter in load according to the CDN node IP list and pull the data stream of a target live broadcast room to the corresponding CDN nodes, so that the opening speed of the live broadcast room is increased.
The foregoing is only a partial embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. A method for controlling video playing in a live broadcast room is characterized by comprising the following steps:
the client reports the local terminal information to the service server;
the client responds to an opening instruction of a target live broadcast room and requests the connection information of the target live broadcast room from a service server; the connection information also comprises video code rate, frame rate and resolution of a target live broadcast room;
the client receives connection information which is sent by a service server and contains a connection line of a target live broadcast room and a CDN node IP list determined according to the local terminal information;
the client pulls the data stream of the target live broadcast room from the corresponding CDN node according to the connection information, and the method comprises the following steps:
the client selects a target live broadcast room data stream of the video code rate, the frame rate and the resolution of the corresponding live broadcast room according to the configuration information and the network state information of the client;
and pulling the data stream of the target live broadcast room from the corresponding CDN node to open the first frame of picture of the live broadcast room for playing.
2. The method of claim 1, wherein the reporting, by the client, the local terminal information to the service server comprises:
when the client is opened, the local terminal information is reported to the service server, the heartbeat connection with the service server is kept, and the local terminal information is reported to the service server every preset time.
3. The method of claim 1, wherein the client requests connection information of the target live broadcast room from a service server in response to an open command of the target live broadcast room, and the method comprises:
the client responds to an opening instruction of a target live broadcast room to acquire a webpage address of a target live broadcast room page;
and sending the webpage address of the target live broadcast room page to a service server to request the connection information of the target live broadcast room.
4. The method of claim 1, wherein the client requests connection information of the target live broadcast room from a service server in response to an open command of the target live broadcast room, and the method comprises:
the client responds to an opening instruction of the target live broadcast room to acquire an identification number corresponding to the target live broadcast room;
and sending the identification number of the target live broadcast room to a service server to request the connection information of the target live broadcast room.
5. The method of claim 1, wherein the client pulls the data stream of the target live broadcast room from the corresponding CDN node according to the connection information and then plays the data stream, and the method includes:
and the client randomly selects a CDN node IP from the CDN node IP list, and plays the data stream of the target live broadcast room after pulling the data stream from the selected CDN node.
6. The method of claim 1, wherein the client pulls the data stream of the target live broadcast room from the corresponding CDN node according to the connection information and then plays the data stream, and the method includes:
and the client selects a CDN node with lighter load from the CDN node IP list, and pulls the data stream of the target live broadcast room from the selected CDN node for playing.
7. A live room video playback control apparatus, wherein the apparatus stores a plurality of instructions adapted to be loaded and executed by a processor to:
reporting local terminal information to a service server;
responding to an opening instruction of a target live broadcast room, and requesting connection information of the target live broadcast room from a service server; the connection information also comprises video code rate, frame rate and resolution of a target live broadcast room;
receiving connection information which is sent by a service server and contains a connection line of a target live broadcast room and a CDN node IP list determined according to local terminal information;
pulling the data stream of the target live broadcast room from the corresponding CDN node according to the connection information, wherein the data stream comprises:
the client selects a target live broadcast room data stream of the video code rate, the frame rate and the resolution of the corresponding live broadcast room according to the configuration information and the network state information of the client;
and pulling the data stream of the target live broadcast room from the corresponding CDN node to open the first frame of video picture of the target live broadcast room.
8. A terminal, comprising:
one or more processors;
a memory;
one or more applications, wherein the one or more applications are stored in the memory and configured to be executed by the one or more processors, the one or more applications configured to: executing the live broadcast room video playing control method according to any one of claims 1 to 6.
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