CN108737372B - Streaming media playback method, computer equipment and readable medium - Google Patents
Streaming media playback method, computer equipment and readable medium Download PDFInfo
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- CN108737372B CN108737372B CN201810312559.6A CN201810312559A CN108737372B CN 108737372 B CN108737372 B CN 108737372B CN 201810312559 A CN201810312559 A CN 201810312559A CN 108737372 B CN108737372 B CN 108737372B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/61—Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio
- H04L65/612—Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio for unicast
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/61—Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio
- H04L65/613—Network streaming of media packets for supporting one-way streaming services, e.g. Internet radio for the control of the source by the destination
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/75—Media network packet handling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/75—Media network packet handling
- H04L65/765—Media network packet handling intermediate
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1095—Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
Abstract
The invention discloses a streaming media playback method, which comprises the following steps: receiving a streaming media playback instruction sent by a client through an information forwarding module; receiving the streaming media playback instruction through an application processing module, authenticating the legality of the streaming media playback instruction, and outputting a legal streaming media playback instruction; receiving the legal streaming media playback instruction through a plurality of service processing modules, searching the related information of the streaming media file requested to be played back in a database, returning a streaming media playback address when the related information of the streaming media file exists in the database so as to enable the client to form a playback page, further extracting a storage address of the corresponding streaming media file from the database and returning the storage address to the client so as to enable the client to obtain the streaming media file and load the streaming media file to the playback page. The invention reduces the logic complexity of the playback of a plurality of streaming media files, reduces the problems of pause and error of the playback page, and improves the response speed and the interactive experience of the streaming media playback page.
Description
Technical Field
The present invention relates to the field of online education. And more particularly, to a streaming media playback method, a computer device, and a readable medium.
Background
In recent years, with the rise of online education industry, remote online teaching of teachers and students is a trend, so that parents and online education institutions can monitor and evaluate the course condition of online teaching, media files such as videos of online teaching are usually saved, a playback function is provided for the parents or related departments of online education institutions, and the parents can watch the course condition of teachers and students at any time and any place.
However, the current course playback page respectively stores courseware and a plurality of audio and video files of a teacher and a student, when playing back, the playback page needs to load a plurality of files simultaneously, and the logical relationship among the plurality of files is complex, which easily causes slow entering and dragging speed of the playback page, asynchronous voice and picture and strong dragging pause feeling, when playing, the requirement on instantaneous bandwidth is high, and the loading of the playback page on the audio and video of the teacher and the student needs to depend on decoding and transmission of third-party software such as FLASH and a Content Delivery Network (CDN), and the upgrading of the third-party software easily causes an incompatible problem, which results in that the playback page cannot be played.
Disclosure of Invention
In order to solve at least one of the above problems, an object of the present invention is to provide a streaming media playback method, in which a streaming media file requested to be played back is directly loaded to a playback page, so that the playback logic of the entire playback system is simplified, the dependence on third-party software is reduced, the streaming media loading process of the playback page is optimized, and the user experience is improved. It is another object of the present invention to provide a computer apparatus. It is a further object of this invention to provide a readable medium.
In order to achieve the purpose, the invention adopts the following technical scheme:
one aspect of the present invention discloses a streaming media playback method, which includes:
receiving a streaming media playback instruction sent by a first client, returning a streaming media playback address after inquiring related information of a streaming media file to be played back, returning playback page data based on a page generation instruction of the first client so that the first client forms a playback page, further searching a storage address of the streaming media file and returning the storage address to the first client, so that the first client obtains the streaming media file according to the storage address, loads the streaming media file to the playback page, and displays the streaming media file to a user.
Preferably, the method further comprises
Storing the storage address of the streaming media file through a database;
receiving a streaming media playback instruction sent by a first client through an information forwarding module;
receiving the streaming media playback instruction through an application processing module, authenticating the legality of the streaming media playback instruction, and outputting a legal streaming media playback instruction;
receiving the legal streaming media playback instruction through a plurality of service processing modules, searching relevant information of a streaming media file requesting playback in a database, when the relevant information of the streaming media file exists in the database, enabling the application processing module to return playback page data based on a page generation instruction of a first client, enabling the first client to form a playback page, further extracting a storage address of the corresponding streaming media file from the database and returning the storage address to the first client, and enabling the first client to obtain the streaming media file and load the streaming media file to the playback page.
Preferably, the method further comprises
Sending a state query instruction to each service processing module at regular time through the application processing module;
each business processing module sends a reply instruction back to the application processing module according to the received state query instruction;
and if one of the service processing modules does not send back the reply instruction or send back an error instruction within a specified time, the application processing module stops sending the streaming media playback request to the service processing module. Preferably, after the server searches for and returns the streaming media playback address, the server receives a page generation instruction of the first client, generates HTML5 page data and sends the page data back to the first client, so as to form an HTML5 playback page at the first client.
Preferably, the first and second electrodes are formed of a metal,
the streaming media file comprises an audio and video file;
and enabling the plurality of service processing modules to inquire the storage address of the audio and video file in a database and return the storage address of the audio and video file to the first client based on a streaming media address instruction sent by the first client, so that the first client can acquire the audio and video file synchronized from the cloud storage server from the corresponding CDN edge node according to the storage address of the audio and video file and load the audio and video file to the playback page.
Preferably, the first and second electrodes are formed of a metal,
the streaming media file comprises a signaling file;
and enabling the plurality of service processing modules to inquire the storage address of the signaling file in a database and return the storage address of the signaling file to the first client based on the streaming media address instruction sent by the first client, so that the first client acquires the signaling file in the cloud storage server and loads the signaling file to the playback page.
Preferably, the method further comprises:
and enabling the plurality of service processing modules to inquire the course type of the streaming media file requested to be played back in the database based on the streaming media address instruction sent by the first client, and acquiring the storage address of the signaling file in the database according to the course type.
Preferably, the class type is one-to-one lecture, one-to-many lecture, or many-to-one lecture.
Preferably, the method further includes a step of transcoding the original media file transmitted by the second client to obtain the streaming media file.
Preferably, the method further comprises
Receiving a media uploading request of a second client through a message queue module;
acquiring and extracting an original media file from a second client according to the streaming media uploading request through the plurality of service processing modules, and analyzing and serializing the original media file to obtain an original data file;
receiving and caching the original data file transmitted by the service processing module through a plurality of data caching modules;
sequentially extracting the original data files from the data cache module through a plurality of video transcoding modules, deserializing to obtain the original media files, transcoding the original media files to form the streaming media files, storing the streaming media files and returning the storage addresses of the streaming media files to the plurality of service processing modules so that the service processing modules store the storage addresses in a database.
Preferably, the first and second electrodes are formed of a metal,
the streaming media file comprises an audio and video file and a signaling file;
the streaming media files are stored in the cloud storage server through the plurality of video transcoding modules, the audio and video files in the streaming media files are synchronized to the CDN edge nodes, and the storage addresses of the audio and video files in the CDN edge nodes and the storage addresses of the signaling files in the cloud storage server are transmitted to the service processing module, so that the service processing module further stores the storage addresses of the audio and video files and the signaling files in a database.
The invention also discloses a streaming media playback method, which comprises the steps of
Sending a streaming media playback instruction to a streaming media playback method through a playback request module so that the streaming media playback method returns a streaming media playback address after inquiring the relevant information of a streaming media file to be played back;
sending a page generation instruction to a streaming media playback method through a page generation module, so that the streaming media playback method returns playback page data based on the page generation instruction of a first client, and further forming a playback page;
and sending a streaming media loading instruction to a streaming media playback method through a data loading module so that the streaming media playback method searches for a storage address of a streaming media file and returns the storage address, and further acquiring the streaming media file according to the storage address of the streaming media file, loading the streaming media file to the playback page, and displaying the streaming media file to a user.
Preferably, the method further comprises: through the page generation module
And sending a page generation instruction to the streaming media playback method so that the streaming media playback method generates and sends back HTML5 page data to form an HTML5 page.
Preferably, the first and second electrodes are formed of a metal,
the streaming media file comprises an audio and video file;
the method further comprises:
sending a streaming media address instruction to a streaming media playback method through the data loading module so that the streaming media playback method queries an audio and video storage address of the audio and video file in a database and returns the audio and video storage address;
and the data loading module searches for a corresponding CDN edge node according to the streaming media file storage address, acquires an audio and video file synchronized from a cloud storage server from the CDN edge node and loads the audio and video file to the playback page.
Preferably, the first and second electrodes are formed of a metal,
the streaming media file comprises a signaling file;
the method further comprises:
sending a streaming media address instruction to a streaming media playback method through the data loading module so that the streaming media playback method inquires the storage address of the signaling file in a database and returns the storage address of the signaling file;
and the data loading module acquires the signaling file in the cloud storage server according to the storage address of the signaling file and loads the signaling file to the playback page.
Preferably, the method further comprises:
sending a streaming media address instruction to a streaming media playback method through the data loading module so as to enable the streaming media playback method to be convenient
The streaming media playback method inquires the course type of the streaming media file requested to be played back in the database, and acquires the storage address of the signaling file in the database according to the course type.
Preferably, the class type is one-to-one lecture, one-to-many lecture, or many-to-one lecture.
The invention also discloses a streaming media playback method, which comprises the following steps:
sending a streaming media uploading request to a streaming media playback method through a transcoding request module so that a message queue module of a streaming media server receives the streaming media uploading request, acquiring and extracting an original media file from the streaming media playback method according to the streaming media uploading request by a plurality of service processing modules, analyzing and serializing the original media file to obtain an original data file, and receiving and caching the original data file transmitted by the service processing modules by a plurality of data caching modules; the plurality of video transcoding modules sequentially extract the original data files from the data caching module and perform deserialization to obtain the original media files, transcode the original media files to form the streaming media files, store the streaming media files and return storage addresses of the streaming media files to the plurality of service processing modules, so that the service processing modules store the storage addresses in a database.
The invention has the following beneficial effects:
the streaming media playback method obtains the streaming media file through the storage address of the streaming media file, and directly loads the obtained streaming media file to the playback page, so that the streaming media file is displayed to a user through the playback page without the limitation of the upgrade of third-party software, the cross-terminal, anytime and anywhere streaming media file playback is realized, the playback logic of the whole playback system is simplified, the streaming media loading speed is high, the interactive functions of second starting, second dragging and the like are realized, and the user experience effect is improved.
Drawings
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a streaming media playback server according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another streaming media playback server in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a client according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of another exemplary client in accordance with the present invention;
FIG. 5 is a flow chart of a method for playing back streaming media according to an embodiment of the present invention;
FIG. 6 is a flow chart of another embodiment of a method for playing back streaming media according to the present invention;
fig. 7 shows a schematic structural diagram of a computer device suitable for a terminal device or a server used to implement an embodiment of the present invention.
Detailed Description
In order to more clearly illustrate the invention, the invention is further described below with reference to preferred embodiments and the accompanying drawings. Similar parts in the figures are denoted by the same reference numerals. It is to be understood by persons skilled in the art that the following detailed description is illustrative and not restrictive, and is not to be taken as limiting the scope of the invention.
Online education is a method for content dissemination and quick learning by applying information technology and internet technology. With the development of internet technology, remote real-time online teaching can be realized, a teacher and students can interact in real time, and online education becomes an increasingly common education form due to good user experience.
In order to facilitate the review and evaluation of the course condition of online teaching by users and online education institutions, files such as videos, courseware and the like related to online teaching are usually saved, a playback function is provided for the users or related departments of the online education institutions, and parents can watch the course condition of teachers and students at any time and any place for infant education.
However, after the current network course is finished, the system needs to store a plurality of files such as audio and video of teachers and students and courseware, and the audio and video of teachers and students are stored separately, and according to different devices of the teacher end and the student end, the formats of the stored audios and videos may not be uniform (for example, the videos may be in the formats of FLV or MP 4), when a playback page is displayed for a user, audios and videos of teachers and students and courseware need to be sequentially loaded to the playback page, the playback page mostly does not support direct loading of videos for video files with various formats, and a third-party software (such as FLASH) needs to be relied on to load and play teaching videos. For the acquisition of the audio and video, a CDN edge node is usually used to pull audio and video data, and the upgrade of a cache system such as a CDN may also cause damage to an audio and video file in a transmission process, so that the audio and video cannot be played. In addition, the playback page needs to load multiple files such as audio and video and courseware and the operation of the multiple files is controlled at the back end, the processing logic is complex when a user drags or jumps, and the above various problems can cause the playback page to have slow entering and dragging speed and strong pause feeling, even cause the playback page to be unusable, and the user experience effect is poor.
As shown in fig. 1, a streaming media playback server is disclosed, which may receive a streaming media playback instruction sent by a client 10, return a streaming media playback address after querying related information of a streaming media file to be played back, return playback page data based on a page generation instruction of the client 10, so that the client 10 forms a playback page, further search a storage address of the streaming media file and return to the client 10, so that the client 10 obtains the streaming media file according to the storage address, loads the streaming media file to the playback page, and displays the streaming media file to a user.
The streaming media playback server includes an information forwarding module 20, an application processing module 21, a plurality of service processing modules 22, and a database 23. The database 23 stores related information and storage addresses of the streaming media files.
The information forwarding module 20 may receive a streaming media playback instruction sent by the client 10 and transmit the streaming media playback instruction to the application processing module 21. Preferably, the information forwarding module 20 may select a four-layer load balancer, receive a streaming media playback instruction sent by the client 10 through an IP + port, and transmit the streaming media playback instruction to the application processing module 21.
The client 10 may be a display terminal such as a desktop computer, a notebook, a smart phone, and a tablet computer, which can interact with a user.
The application processing module 21 may receive the streaming media playback instruction forwarded by the information forwarding module 20, and authenticate the validity of the streaming media playback instruction. When the streaming media playback instruction is legal, the streaming media playback instruction is output to the plurality of service processing modules 22, when the streaming media playback instruction is illegal, the streaming media playback instruction belongs to illegal access, and an error prompt is directly returned, so that the application processing module 21 can identify the user legality of the client 10, only allows legal playback requests, prevents illegal requests, and protects the user privacy.
Preferably, the Application processing module 21 may select a seven-layer load balancer, where the seven-layer load balancer includes an Application Programming Interface (API) to authenticate whether the streaming media playback instruction is legal.
The service processing modules 22 may receive the legal streaming media playback instruction, search the database 23 for the related information of the streaming media file requested to be played back, return a streaming media playback address when the related information of the streaming media file exists in the database 23, so that the client 10 forms a playback page, further extract a storage address of the corresponding streaming media file from the database 23 and return the storage address to the client 10, so that the client 10 obtains the streaming media file and loads the streaming media file to the playback page.
In a preferred embodiment, after receiving the streaming media playback instruction, the service processing modules 22 first query whether the requested streaming media file exists in the database 23, and if so, return a streaming media playback address; the client 10 sends a page generation instruction to the application processing module 21 based on the received streaming media playback address, the application processing module 21 generates playback page data based on the page generation instruction, so that the client 10 forms a playback page to be displayed to a user, and meanwhile, based on a media loading instruction of the client 10, a storage address of the streaming media file is acquired in the database 23, so that the client 10 further acquires the streaming media file according to the storage address of the streaming media file, loads the streaming media file to the playback page, and displays and provides an interactive function for the user. Preferably, the streaming media file may be obtained from a data storage server such as a cloud storage space or a CDN edge node 40.
In a preferred embodiment, the application processing module 21 receives a page generation instruction of the client 10, generates HTML5 page data and sends the page data back to the client 10, and forms an HTML5 page, and the HTML5 page can support loading of streaming media files in MP4 format and the like, so that the dependency on third-party software can be reduced.
In another embodiment, the application processing module 21 may further be configured to send a status query instruction to each service processing module 22 at regular time, after receiving the status query instruction, each service processing module 22 sends a reply instruction back to the application processing module 21, if one of the service processing modules 22 does not send the reply instruction back or send an error instruction back within a specified time, it is determined that the service processing module 22 is faulty, and the application processing module 21 stops sending the streaming media playback request to the faulty service processing module 22. Therefore, when one or more of the service processing modules 22 in the cluster have a fault, the system can automatically detect the fault service processing module 22, and no longer send a playback request to the fault service processing module 22, thereby ensuring the normal operation of the system. Therefore, a service processing module 22 cluster including a plurality of service processing modules 22 can implement dynamic capacity expansion, the application processing module 21 can be disconnected from one or more service processing modules 22 in the cluster, so that a failed service processing module 22 falls from the cluster, and the service processing module 22 is automatically degraded, and meanwhile, the application processing module 21 can also be dynamically accessed into more service processing modules 22, thereby ensuring the number of the service processing modules 22 in the cluster and improving the system processing performance.
In a preferred embodiment, the streaming media file includes an audio/video file, and the plurality of service processing modules 22 query an audio/video storage address of the audio/video file in the database 23 based on an audio/video file request sent by the client 10 and return the audio/video storage address to the client 10, so that the client 10 searches for a corresponding CDN edge node 40 according to the streaming media file storage address, and obtains file data of the audio/video file from the CDN edge node 40. In this embodiment, the CDN edge node 40 synchronizes the audio and video file on the cloud storage server 30, so that the time for acquiring the audio and video file is shorter, and the loading speed of the playback page is increased.
In another embodiment, the streaming media file may further include a signaling file, and the plurality of service processing modules 22 query the cloud storage server 30 for a data file of the signaling file based on a signaling file request sent by the client 10 and return file data of the signaling file to the client 10. The signaling files of the embodiment include courseware used in online courses and courseware operations of teachers and students, the signaling files can be directly obtained from the cloud storage server 30 due to small file sizes, and meanwhile, in the embodiment, the audio and video files and the signaling files are respectively obtained from the CDN edge node 40 and the cloud storage server 30, so that simultaneous obtaining of a plurality of files is achieved, and opening and loading speeds of playback pages are further increased.
The method comprises the steps of dividing a streaming media file into an audio and video file and a signaling file, wherein the audio and video file and the signaling file can be loaded respectively and simultaneously when the streaming media file is realized, the signaling file at the front end is displayed, the audio and video file is controlled to be played at the rear end, the two parts are all statically accelerated, the audio and video file is unified into a file form which can be directly loaded on a playback page, when dragging and fixed-point watching services are provided, a selected audio and video frame can be rapidly positioned, so that the effects of simple logic processing and second-on and second-off of the playback page are realized, and cross-platform compatibility and use can be realized. Wherein control of the streaming media file in the playback page is preferably implemented by JAVASCRIPT scripts.
In another embodiment, after receiving the signaling file request sent by the client 10, the service processing modules 22 first query the database 23 for the class type of the streaming media file requested to be played back, query the cloud storage server 30 for the data file of the signaling file according to the class type, and obtain the file data of the signaling file corresponding to the class type on the cloud storage server 30. And adjusting the layout of a playback page according to the course type by acquiring the course type so as to load the audio/video file and the signaling file.
The class type may be a plurality of class types, such as one-to-one class, one-to-many class, or many-to-one class, which is not limited in the present invention.
In another preferred embodiment, as shown in fig. 2, the streaming media transcoding server further transcodes the original media file transmitted by the client 10 to obtain the streaming media file. The streaming media transcoding server can firstly transcode the streaming media file to form the streaming media file, integrates the audio file and the video file in a unified streaming media file format, integrates the audio file and the video file of a teacher or a student into one file, does not need page logic control, prevents the phenomenon of sound and picture asynchronization, preferably integrates the audio file and the video file into a media form supported by a playback page, can directly play the audio file and the video file, does not need to rely on third-party software, and improves the loading speed of the playback page. The server in the embodiment can simultaneously realize transcoding and playback of the streaming media file, realize centralized service processing, simplify and normalize the whole process of the streaming media playback, reduce the functional requirements on the client, realize cross-platform, extremely-fast and low-delay playback of the user, and greatly improve the user experience.
In a preferred embodiment, the streaming media transcoding server may further include a message queue module 24, a plurality of data caching modules 25, and a plurality of video transcoding modules 26.
The message queue module 24 may receive a media upload request from the client 10, and queue the received media upload requests.
The plurality of service processing modules 22 are further configured to obtain and extract an original media file from the client 10 according to the streaming media upload request, and analyze and serialize the original media file to obtain an original data file. Optionally, the plurality of service processing modules 22 may respectively extract the media upload request from the message queue module 24, and sequence the course-related information of the online course and the original media files (audio and video files and signaling files of teachers and students) to obtain an original data file, for example, an original data file capable of forming JSON statements, so as to facilitate transmission.
The plurality of data caching modules 25 may receive and cache the original data file transmitted by the service processing module 22. The plurality of data caching modules 25 provide temporary storage space for the original data files formed after serialization, and are sequentially distributed to different video transcoding modules 26 according to the processing capacity of the plurality of video transcoding modules 26, so that the streaming media transcoding process is dynamically optimized.
The video transcoding modules 26 may sequentially extract the original data files from the data caching module 25 and deserialize the original data files to obtain the original media files, transcode the original media files to form the streaming media files, store the streaming media files, and return the storage addresses of the streaming media files to the service processing modules 22, so that the service processing modules 22 store the storage addresses in the database 23.
In a preferred embodiment, the streaming media files include audio-video files and signaling files. The plurality of video transcoding modules 26 store the streaming media files in the cloud storage server 30, synchronize the audio and video files in the streaming media files to the CDN edge node 40, and transmit the storage addresses of the audio and video files in the CDN edge node 40 and the storage addresses of the signaling files in the cloud storage server 30 to the service processing module 22, so that the service processing module 22 further stores the storage addresses of the audio and video files and the signaling files in the database 23.
As shown in fig. 3, a client is disclosed. The client 10 includes a playback request module 11, a page generation module 12, and a data loading module 13.
The playback request module 11 is configured to send a streaming media playback instruction to the streaming media playback server, so that the streaming media playback server returns a streaming media playback address after querying related information of a streaming media file to be played back.
The page generation module 12 is configured to send a page generation instruction to the streaming media playback server, so that the streaming media playback server returns playback page data based on the page generation instruction of the client 10, and further forms a playback page. In a preferred embodiment, the page generation module further can send page generation instructions to the streaming media playback server to cause the streaming media playback server to generate and send back HTML5 page data to form an HTML5 page.
The data loading module 13 is configured to send a streaming media loading instruction to the streaming media playback server, so that the streaming media playback server searches for a storage address of a streaming media file and returns the storage address, and further obtains, according to the storage address of the streaming media file, the streaming media file to be loaded to the playback page and displayed to a user.
The streaming media file can be directly loaded on the playback page, the streaming media file which can be directly loaded on the playback page is obtained by setting the playback page and transcoding all files to be played back, so that the whole playback process is not limited by the upgrade of third-party software, the cross-terminal, anytime and anywhere streaming media file playback is realized, the playback logic of the whole playback system is simplified, the streaming media loading speed is increased, the interactive functions of second start, second drag and the like are realized, and the user experience effect is improved.
In a preferred embodiment, the streaming media file comprises an audio/video file, and the data loading module can send an audio/video file request to a streaming media playback server, so that the streaming media playback server queries an audio/video storage address of the audio/video file in a database and returns the audio/video storage address; the data loading module is used for searching for a corresponding CDN edge node according to the streaming media file storage address, acquiring an audio and video file synchronized from a cloud storage server from the CDN edge node and loading the audio and video file to the playback page. The CDN edge node 40 synchronizes the audio/video file on the cloud storage server 30, so that the time for acquiring the audio/video file is shorter, and the loading speed of the playback page is increased.
In another embodiment, the streaming media file may further include a signaling file, the data loading module may send a signaling file request to the streaming media playback server, so that the streaming media playback server queries a storage address of the signaling file in a database and returns the storage address of the signaling file, and the data loading module is configured to obtain the signaling file in the cloud storage server according to the storage address of the signaling file and load the signaling file to the playback page.
In the specific embodiment, the signaling file includes courseware used in the online course and courseware operation by teachers and students, the signaling file can be directly obtained from the cloud storage server 30 due to small file size, and the audio/video file and the signaling file are respectively obtained from the CDN edge node 40 and the cloud storage server 30, so that simultaneous obtaining of multiple files is realized, and opening and loading speeds of a playback page are further accelerated. The method comprises the steps of dividing a streaming media file into an audio and video file and a signaling file, wherein the audio and video file and the signaling file can be loaded respectively and simultaneously when the streaming media file is realized, the signaling file at the front end is displayed, the audio and video file is controlled to be played at the rear end, the two parts are all statically accelerated, the audio and video file is unified into a file form which can be directly loaded on a playback page, when dragging and fixed-point watching services are provided, a selected audio and video frame can be rapidly positioned, so that the effects of simple logic processing and second-on and second-off of the playback page are realized, and cross-platform compatibility and use can be realized. Wherein control of the streaming media file in the playback page is preferably implemented by JAVASCRIPT scripts.
In another embodiment, when obtaining the storage address of the streaming media file, the data loading module sends a signaling file request to the streaming media playback server, so that the streaming media playback server queries the class type of the streaming media file requested to be played back in the database, and obtains the storage address of the signaling file in the database according to the class type. And adjusting the layout of a playback page according to the course type by acquiring the course type so as to load the audio/video file and the signaling file.
The class type may be a plurality of class types, such as one-to-one class, one-to-many class, or many-to-one class, which is not limited in the present invention.
As shown in fig. 4, in a preferred embodiment, the client may further include a transcoding request module 14. The transcoding request module 14 is configured to send a streaming media uploading request to a streaming media playback server, so that a message queue module 24 of the streaming media server receives the streaming media uploading request, the multiple service processing modules 22 acquire and extract an original media file from the client according to the streaming media uploading request, analyze and serialize the original media file to obtain an original data file, and the multiple data caching modules 25 receive and cache the original data file transmitted by the service processing modules 22; the plurality of video transcoding modules 26 sequentially extract the original data files from the data caching module 25 and deserialize the original data files to obtain the original media files, transcode the original media files to form the streaming media files, store the streaming media files, and return the storage addresses of the streaming media files to the plurality of service processing modules 22, so that the service processing modules 22 store the storage addresses in the database 23.
As shown in fig. 5, according to an aspect of the present invention, a method for implementing streaming media playback by using the above streaming media playback server is disclosed, the method comprising
The storage address of the streaming media file is stored through the database 23, the streaming media playback instruction sent by the client is received through the information forwarding module 20, receiving the streaming media playback instruction through the application processing module 21, authenticating the legality of the streaming media playback instruction, outputting a legal streaming media playback instruction, receiving the legal streaming media playback instruction through the plurality of service processing modules 22, the related information of the streaming media file requested to be played back is searched in the database 23, and when the related information of the streaming media file exists in the database 23, so that the application processing module 21 returns playback page data based on a page generation instruction of the client, so that the client forms a playback page, further extracts a storage address of a corresponding streaming media file from the database 23 and returns the storage address to the client, so that the client acquires the streaming media file and loads the streaming media file to the playback page.
In some optional embodiments, further, the application processing module 21 sends a status query instruction to each service processing module 22 at regular time; after receiving the status query instruction, each service processing module 22 sends a reply instruction back to the application processing module 21; if one of the service processing modules 22 does not send back the reply instruction or send back an error instruction within the specified time, it is determined that the service processing module 22 is faulty, and the application processing module 21 stops sending the streaming media playback request to the faulty service processing module 22.
After the server searches and returns a streaming media playback address, a page generation instruction of the client can be received through the application processing module 21, and HTML5 page data is generated and sent back to the client, so that an HTML5 playback page is formed at the client.
In some optional embodiments, the streaming media file may include an audio/video file, and the plurality of service processing modules 22 may query, based on an audio/video file request sent by a client, a storage address of the audio/video file in the database 23 and return the storage address of the audio/video file to the client, so that the client obtains the audio/video file synchronized with the cloud storage server 30 from the corresponding CDN edge node 40 according to the storage address of the audio/video file and loads the audio/video file to the playback page.
In some optional embodiments, the streaming media file may further include a signaling file, which may enable the multiple service processing modules 22 to query a storage address of the signaling file in the database 23 and return the storage address of the signaling file to the client based on a signaling file request sent by the client, so that the client acquires the signaling file in the cloud storage server 30 and loads the signaling file to the playback page.
In some optional embodiments, in acquiring the signaling file, the multiple service processing modules 22 may be further enabled to query, in the database 23, a class type of the streaming media file requested to be played back based on a signaling file request sent by a client, and acquire a storage address of the signaling file in the database 23 according to the class type. The course types are various course types such as one-to-one teaching, one-to-many teaching or many-to-one teaching.
As shown in fig. 6, in a preferred embodiment, the method may further include the step of transcoding the original media file transmitted by the client to obtain the streaming media file.
In a preferred embodiment, the method for transcoding the original media file to obtain the streaming media file may include receiving a media upload request from the client through the message queue module 24; acquiring and extracting an original media file from a client according to the streaming media uploading request through the plurality of service processing modules 22, and analyzing and serializing the original media file to obtain an original data file; receiving and caching the original data file transmitted by the service processing module 22 through a plurality of data caching modules 25; the original data files are sequentially extracted from the data cache module 25 through the plurality of video transcoding modules 26 and deserialized to obtain the original media files, the original media files are transcoded to form the streaming media files, the streaming media files are stored, and the storage addresses of the streaming media files are returned to the plurality of service processing modules 22, so that the service processing modules 22 store the storage addresses in the database 23.
In another embodiment, the streaming media files may include audio-video files and signaling files. The streaming media files are stored in the cloud storage server 30 through the plurality of video transcoding modules 26, the audio and video files in the streaming media files are synchronized to the CDN edge node 40, and the storage addresses of the audio and video files in the CDN edge node 40 and the storage addresses of the signaling files in the cloud storage server 30 are transmitted to the service processing module 22, so that the service processing module 22 further stores the storage addresses of the audio and video files and the signaling files in the database 23.
Based on the same principle, according to another aspect of the present invention, a method for implementing streaming media playback based on the client is also disclosed.
The method comprises the steps that a playback request module 11 sends a streaming media playback instruction to a streaming media playback server, so that the streaming media playback server returns a streaming media playback address after inquiring related information of a streaming media file to be played back; sending a page generation instruction to a streaming media playback server through a page generation module 12, so that the streaming media playback server returns playback page data based on the page generation instruction of the client, and further forms a playback page; and sending a streaming media loading instruction to the streaming media playback server through the data loading module 13, so that the streaming media playback server searches for a storage address of a streaming media file and returns the storage address, further obtains the streaming media file according to the storage address of the streaming media file, loads the streaming media file to the playback page, and displays the streaming media file to a user.
In a preferred embodiment, page generation instructions may be sent by the page generation module 12 to a streaming media playback method to cause the streaming media playback method to generate and send back HTML5 page data to form an HTML5 page.
In another embodiment, the streaming media file may include an audio/video file, and the data loading module 13 may send an audio/video file request to the streaming media playback server, so that the streaming media playback server queries an audio/video storage address of the audio/video file in the database 23 and returns the audio/video storage address. And further searching for a corresponding CDN edge node 40 according to the streaming media file storage address through the data loading module 13, and acquiring an audio/video file synchronized with the cloud storage server 30 from the CDN edge node 40 and loading the audio/video file to the playback page.
In another embodiment, the streaming media file may further include a signaling file, and when the streaming media file is acquired, the data loading module 13 may send a signaling file request to the streaming media playback method, so that the streaming media playback server queries the database 23 for a storage address of the signaling file and returns the storage address of the signaling file; the data loading module 13 obtains the signaling file in the cloud storage server 30 according to the storage address of the signaling file and loads the signaling file to the playback page, and further sends a signaling file request to a streaming media playback method through the data loading module 13, so that the streaming media playback server queries the course type of the streaming media file requested to be played back in the database 23, and obtains the storage address of the signaling file in the database 23 according to the course type. The course types are various course types such as one-to-one teaching, one-to-many teaching or many-to-one teaching.
In another embodiment, a streaming media upload request may also be sent to a streaming media playback server through the transcoding request module 14, so that the message queue module 24 of the streaming media server receives the streaming media upload request, the multiple service processing modules 22 acquire and extract an original media file from the streaming media playback method according to the streaming media upload request, parse and serialize the original media file to obtain an original data file, and the multiple data caching modules 25 receive and cache the original data file transmitted by the service processing modules 22; the plurality of video transcoding modules 26 sequentially extract the original data files from the data caching module 25 and deserialize the original data files to obtain the original media files, transcode the original media files to form the streaming media files, store the streaming media files, and return the storage addresses of the streaming media files to the plurality of service processing modules 22, so that the service processing modules 22 store the storage addresses in the database 23.
Further, some embodiments of the present invention provide a computer device, including a memory, a processor, and a computer program stored on the memory and executable on the processor, the processor implementing the method performed by the client as described above when executing the program, or the processor implementing the method performed by the server as described above when executing the program.
Referring now to fig. 7, shown is a schematic diagram of a computer device 700 suitable for use in implementing a terminal device or server of an embodiment of the present application.
As shown in fig. 7, the computer device 700 includes a Central Processing Unit (CPU)701, which can perform various appropriate works and processes according to a program stored in a Read Only Memory (ROM)702 or a program loaded from a storage section 708 into a Random Access Memory (RAM) 703. In the RAM703, various programs and data necessary for the operation of the system 700 are also stored. The CPU701, the ROM702, and the RAM703 are connected to each other via a bus 704. An input/output (I/O) interface 705 is also connected to bus 704.
The following components are connected to the I/O interface 705: an input portion 706 including a keyboard, a mouse, and the like; an output section 707 including a display such as a Cathode Ray Tube (CRT), a Liquid Crystal Display (LCD), and the like, and a speaker; a storage section 708 including a hard disk and the like; and a communication section 709 including a network interface card such as a LAN card, a modem, or the like. The communication section 709 performs communication processing via a network such as the internet. A drive 710 is also connected to the I/O interface 706 as needed. A removable medium 711 such as a magnetic disk, an optical disk, a magneto-optical disk, a semiconductor memory, or the like is mounted on the drive 710 as necessary, so that a computer program read out therefrom is mounted as necessary in the storage section 708.
In particular, according to an embodiment of the present invention, the processes described above with reference to the flowcharts may be implemented as computer software programs. For example, embodiments of the invention include a computer program product comprising a computer program tangibly embodied on a machine-readable medium, the computer program comprising program code for performing the method illustrated in the flow chart. In such an embodiment, the computer program can be downloaded and installed from a network through the communication section 709, and/or installed from the removable medium 711.
The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of systems, methods and computer program products according to various embodiments of the present invention. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams and/or flowchart illustration, and combinations of blocks in the block diagrams and/or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
It should be understood that the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention, and it will be obvious to those skilled in the art that other variations or modifications may be made on the basis of the above description, and all embodiments may not be exhaustive, and all obvious variations or modifications may be included within the scope of the present invention.
Claims (14)
1. A method for playing back streaming media, comprising:
receiving a streaming media playback instruction sent by a client through an information forwarding module;
receiving the streaming media playback instruction through an application processing module, authenticating the legality of the streaming media playback instruction, and outputting a legal streaming media playback instruction;
receiving the legal streaming media playback instruction through a plurality of service processing modules, searching relevant information of a streaming media file requesting playback in a database, returning a streaming media playback address when the relevant information of the streaming media file exists in the database so as to enable the client to form a playback page, further extracting a storage address of the corresponding streaming media file from the database and returning the storage address to the client so as to enable the client to obtain the streaming media file and load the streaming media file to the playback page;
the method further comprises
Receiving a page generation instruction sent by the client according to the streaming media playback address through an application processing module;
generating playback page data and returning the playback page data to the client so that the client generates a playback page;
the method further comprises
Sending a state query instruction to each service processing module at regular time through the application processing module;
each business processing module sends a reply instruction back to the application processing module according to the received state query instruction;
and if one of the service processing modules does not send back the reply instruction or send back an error instruction within a specified time, the application processing module stops sending the streaming media playback request to the service processing module.
2. The streaming media playback method of claim 1,
after the application processing module receives a page generation instruction sent by the client according to the streaming media playback address;
HTML5 page data is generated and sent back to the client to form an HTML5 playback page at the client.
3. The streaming media playback method of claim 1,
the streaming media file comprises an audio and video file;
the method comprises the steps that a plurality of service processing modules inquire storage addresses of audio and video files in a database and return the storage addresses of the audio and video files to a client through audio and video file requests sent by the client, so that the client can obtain the audio and video files synchronized by a cloud storage server from corresponding CDN edge nodes according to the storage addresses of the audio and video files and load the audio and video files to a playback page.
4. The streaming media playback method according to claim 1 or 3,
the streaming media file comprises a signaling file;
and inquiring the storage address of the signaling file in a database and returning the storage address of the signaling file to the client through the plurality of service processing modules based on the signaling file request sent by the client, so that the client acquires the signaling file in the cloud storage server and loads the signaling file to the playback page.
5. The streaming media playback method of claim 4, wherein the method further comprises:
and inquiring the course type of the signaling file requested to be played back in the database through the plurality of service processing modules based on the signaling file request sent by the client, and acquiring the storage address of the signaling file in the database according to the course type.
6. The streaming media playback method as claimed in claim 5, wherein the class type is one-to-one lecture, one-to-many lecture, or many-to-one lecture.
7. The method for playing back streaming media according to claim 1, further comprising the step of transcoding an original media file transmitted by a client to obtain the streaming media file.
8. The method for playing back streaming media according to claim 7, wherein the method further comprises
Receiving a media uploading request of a client through a message queue module;
acquiring and extracting original media files from a client according to the streaming media uploading request through the plurality of service processing modules, and analyzing and serializing the original media files to obtain original data files;
receiving and caching the original data file transmitted by the service processing module through a plurality of data caching modules;
sequentially extracting the original data files from the data cache module through a plurality of video transcoding modules, deserializing to obtain the original media files, transcoding the original media files to form the streaming media files, storing the streaming media files and returning the storage addresses of the streaming media files to the plurality of service processing modules so that the service processing modules store the storage addresses in a database.
9. The streaming media playback method of claim 8,
the streaming media file comprises an audio and video file and a signaling file;
the streaming media files are stored in the cloud storage server through the plurality of video transcoding modules, the audio and video files in the streaming media files are synchronized to the CDN edge nodes, and the storage addresses of the audio and video files in the CDN edge nodes and the storage addresses of the signaling files in the cloud storage server are transmitted to the service processing module, so that the service processing module further stores the storage addresses of the audio and video files and the signaling files in a database.
10. A streaming media playback method, comprising
Sending a streaming media playback instruction to a streaming media playback server through a playback request module so that the streaming media playback server returns a streaming media playback address after inquiring the relevant information of a streaming media file to be played back;
sending a page generation instruction to a streaming media playback server through a page generation module according to the streaming media playback address so that the streaming media playback server returns playback page data based on the page generation instruction of the client side to further form a playback page;
sending a streaming media loading instruction to a streaming media playback server through a data loading module so that the streaming media playback server searches for a storage address of a streaming media file and returns the storage address, further acquiring the streaming media file according to the storage address of the streaming media file, loading the streaming media file to a playback page, and displaying the streaming media file to a user;
the streaming media file comprises an audio and video file;
the method further comprises:
sending an audio/video file request to a streaming media playback server through the data loading module so that the streaming media playback server inquires an audio/video storage address of the audio/video file in a database and returns the audio/video storage address;
searching a corresponding CDN edge node according to the audio and video storage address through the data loading module, acquiring an audio and video file synchronized from a cloud storage server from the CDN edge node, and loading the audio and video file to the playback page;
further, the streaming media file also comprises a signaling file;
the method further comprises:
sending a signaling file request to a streaming media playback server through the data loading module so that the streaming media playback server inquires a storage address of the signaling file in a database and returns the storage address of the signaling file;
and acquiring a signaling file in the cloud storage server through the data loading module according to the storage address of the signaling file and loading the signaling file to the playback page.
11. The streaming media playback method of claim 10, wherein the method further comprises: and sending a page generation instruction to the streaming media playback server through the page generation module so that the streaming media playback server generates and sends back HTML5 page data to form an HTML5 page.
12. The streaming media playback method of claim 10, wherein the method further comprises:
and sending a signaling file request to a streaming media playback server through the data loading module so that the streaming media playback server inquires the course type of the streaming media file requested to be played back in the database, and acquiring the storage address of the signaling file in the database according to the course type.
13. The streaming media playback method as claimed in claim 12, wherein the class type is one-to-one lecture, one-to-many lecture, or many-to-one lecture.
14. The streaming media playback method of claim 10, wherein the method further comprises:
sending a streaming media uploading request to a streaming media playback server through a transcoding request module so that a message queue module of the streaming media server receives the streaming media uploading request, a plurality of service processing modules acquire and extract original media files from the client according to the streaming media uploading request, the original media files are analyzed and serialized to obtain original data files, and a plurality of data caching modules receive and cache the original data files transmitted by the service processing modules; and enabling a plurality of video transcoding modules to sequentially extract the original data files from the data cache module and perform deserialization to obtain the original media files, transcoding the original media files to form the streaming media files, storing the streaming media files and returning the storage addresses of the streaming media files to the plurality of service processing modules so that the service processing modules store the storage addresses in a database.
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| PCT/CN2019/077226 WO2019196577A1 (en) | 2018-04-09 | 2019-03-06 | Streaming media playback method, server, client and computer device |
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| CN110460864A (en) * | 2019-07-16 | 2019-11-15 | 仲恺农业工程学院 | A method of it improves and image quality of giving lessons is broadcast live online |
| CN110647578B (en) * | 2019-08-14 | 2023-10-13 | 陕西小神农数字科技有限公司 | Method, device, computer equipment and storage medium for synchronously displaying page information |
| CN112688980B (en) * | 2019-10-18 | 2022-10-25 | 上海哔哩哔哩科技有限公司 | Resource distribution method and device, and computer equipment |
| CN111355979B (en) * | 2020-03-09 | 2022-04-08 | 联通沃音乐文化有限公司 | Online audio rapid playing method |
| CN111488252B (en) * | 2020-04-08 | 2023-10-03 | 度小满科技(北京)有限公司 | Flow playback method and device |
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| CN103152396A (en) * | 2013-02-05 | 2013-06-12 | 华南师范大学 | Data placement method and device applied to content distribution network system |
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| CN107517179B (en) * | 2016-06-15 | 2021-03-30 | 阿里巴巴集团控股有限公司 | Authentication method, device and system |
| CN205864633U (en) * | 2016-08-15 | 2017-01-04 | 厦门现场互动科技有限公司 | A kind of net cast code device |
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