CN105228001B - A kind of method and system that FLV format videos play online - Google Patents
A kind of method and system that FLV format videos play online Download PDFInfo
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- CN105228001B CN105228001B CN201510624981.1A CN201510624981A CN105228001B CN 105228001 B CN105228001 B CN 105228001B CN 201510624981 A CN201510624981 A CN 201510624981A CN 105228001 B CN105228001 B CN 105228001B
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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]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
- H04N21/440218—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by transcoding between formats or standards, e.g. from MPEG-2 to MPEG-4
-
- 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
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/845—Structuring of content, e.g. decomposing content into time segments
Abstract
This application discloses the methods that FLV format videos play online, including：When server storage FLV format videos, the file header of FLV format video data packets is obtained；Corresponding description fileinfo is generated, and all description fileinfos are put together at before video file and are preserved；Client is received sends the asked FLV format video datas and corresponding description fileinfo that FLV format videos file returns after line playing request to server, and description fileinfo includes：FLV format video files are converted to the required information of TS fragments；Client generates corresponding TS index files according to description fileinfo and is sent to the player of client respectively, generates TS index file lists on a player；Player sends TS fragment playing requests according to TS index files tab sequential to client；Client is converted to TS fragments according to the corresponding FLV format video datas of TS fragment playing requests acquisition and is back to player；Player receives TS fragments and sequentially plays out.
Description
Technical field
This application involves video broadcasting fields, specifically, be related to a kind of method that FLV format videos play online and
System.
Background technology
Currently, mobile terminal order video from internet multimedia is more and more extensive, and common video has respectively
The different format of kind.Video format refers to just organizing video data, audio data and the relevant information data in video
Mode.Video data all realized according to certain specific format during store and transmit, different video lattice
Formula realization method is also different.Common video format mainly has FLV and HLS etc. at this stage.
FLV is the abbreviation of FLASH VIDEO, and FLV stream media formats are as what the release of Flash MX developed regards
Frequency format.Since the file of its formation is minimum, loading velocity is exceedingly fast so that network viewing video file is possibly realized, it goes out
After now efficiently solving video file importing Flash, keep derived SWF file sizes huge, it cannot be on network well
The problems such as use.
FLV is used by numerous video sharing of new generation websites, is current most fast, the most commonly used video transmission of growth
Format.It is that developed on the basis of the compression algorithm of sorenson companies.FLV formats not only can be imported easily
In Flash, speed is exceedingly fast, and can play the role of protecting copyright, and can not be broadcast by local Microsoft or REAL
It puts device and plays video.
It is not accidental to obtain numerous website supports as a kind of emerging Internet video format by FLV.In addition to FLV is regarded
The features such as frequency format occupation rate itself is low, video quality is good, small is suitble to outside network Development, enriches, various resource
It is the unified online key factor for playing video format of FLV video formats.From newest transformer to escaping from prison again to each
What sports cast, even online friend made shoot the video certainly etc. easy in a network to find.
There is provided FLV videos on the internet has two class websites, and one is the special video sharing website such as U.S.
The websites YouTube, six domestic rooms, potato net etc..Another kind is the plate that portal website provides video podcast, is provided
The video channel of oneself, such as Sina's video podcast, and the video using FLV formats.In addition, Baidu be also proposed about regarding
The function of frequency search, the inside search out the video come and are substantially the FLV formats for using prevalence.
HLS (HTTP Live Streaming), is mainly used for the audio and video service of PC and Apple terminals.Including one
The index file of m3u (8), TS media slicings file and key encrypt string file, and index file is for player to TS media slicings
File carries out seek operations, and TS media slicing files include the video data of broadcasting.
Common stream media protocol mainly has HTTP progressive downloads and the real-time stream media protocol based on RTSP/RTP, this two
The substantially entirely different thing of kind, more convenient and handy at present is to use HTTP progressive download methods.
As an independent FLV file.Although Flash video files are typically the Flash Player being delivered for use
Control, FLV files itself are global functions to oneself and can playing or be converted to extended formatting, by being locally stored such as hard disk
Or on CD.
There is following benefit using the video processing of FLV formats：
FLV is a kind of completely new streaming media video format, and it is flat that widely used Flash Player on webpage are utilized in it
Video is integrated into Flash animations by platform.That is, as long as the visitor of website can see Flash animations, can naturally also see
FLV format videos, without additionally installing other video plug-in units again, the use of FLV videos is brought greatly just to video transmission
Profit.
Based on above-mentioned benefit, current trend stores the video file of FLV formats on the server, receives regarding for client
Broadcasting is distributed after frequency playing request again.Client is first downloaded after receiving the video file that server is sent with FLV files
The video information part of head, downloads actual FLV format video datas and plays out again later.
FLV can be played out on multiple platforms as a kind of video file format of prevalence.With network technology
Development, online broadcasting video are more and more welcomed by the people.But since the video file of FLV formats on its head contains it
The information such as all indexes of audio frequency and video frame so that the video file head of FLV formats is especially big, is carrying out FLV format videos
It is especially long in the buffer time of video starting when file plays.If played online to FLV files, i.e., side plays below,
The download buffer time of video start file head for needing to grow can be caused very much, and difference is had according to the difference of video footage
It is different, it can generally reach 1M, seriously affect the experience that user sees online viewing FLV video files.
Current settling mode is the conversion that FLV format video files are completed by server, in the following manner：
(1) FLV file formats are converted into, local player plays are transmitted further to, utilize the smaller feature in the heads FLV
To carry out the mode that video playing starting fast cache plays.
(2) multiple FLV files that FLV format video file divisions are segment video, in this way, the head of each small documents
All very littles can also achieve the purpose that quickly to play.
(3) FLV format video files are converted into the video file of multiple TS formats, TS formats is carried out using HLS technologies
The broadcasting of video file.
If according to said program, the format conversion process of FLV format videos is entirely to be completed in background server, meeting
Bring following problem：
(1) prior art realizes that the video file FLV formats is converted to the video of other formats on the server
File, but transformed video file must be transformed to multiple format to adapt to different video playing platforms, in this way, greatly
The big amount of storage for increasing service, increases the cost of server.
(2) prior art realizes that the video file FLV formats is converted to the video of other formats on the server
File causes same video to store the file of multiple formats on the server, and very hemp is brought to the file management of server
It is tired.
(3) prior art realizes that the video file FLV formats is converted to the video of other formats on the server
The data transmission of file, the i.e. video file of fragment, multiple small slicing files influences whether the laser propagation effect of file, is unfavorable for visitor
The broadcasting of family end video.
(4) prior art realizes that the video file FLV formats is converted to the video of other formats on the server
File, the network transmission performance efficiency between the fluidisation module and format converting module of server is low, is terminated so as to cause client
Rating frequency file slack problem when playing out.
Invention content
In order to solve the problem in the above prior art, the object of the present invention is to provide a kind of FLV format videos
The method and system played online.
The present invention provides a kind of methods that FLV format videos play online, including：
When server storage FLV format videos, the file header of FLV format video data packets is obtained；
Corresponding description fileinfo is generated according to the file header of acquisition, and all description fileinfos are centrally placed
It is preserved before video file；
The client is received is asked to what server transmission FLV format videos file returned after line playing request
FLV format video datas and corresponding description fileinfo, wherein
The description fileinfo includes：The FLV format videos file is converted to the required information of TS fragments；
The client generates corresponding TS index files according to the description fileinfo and is sent to described respectively
The player of client generates TS index file lists on a player；
The player sends TS fragment playing requests according to the TS index files tab sequential to client；
The client obtains corresponding FLV format video datas according to the TS fragments playing request and is converted to TS fragments
And it is back to the player；
The player receives the TS fragments and sequentially plays out.
Further, wherein the client is received sends FLV format videos file after line playing request to server
The requested FLV format video datas and its corresponding description fileinfo returned, further comprises：
It, will according to the key frame of the FLV format videos source file after the server receives FLV format video source files
The file header of the FLV format videos source file is dispersed into respective file header fragment, and is saved in FLV format videos source
Corresponding position in file；
Corresponding FLV index files are generated according to the file header fragment, in order by all FLV index files of generation
It is stored in before the FLV format video files with file header fragment and forms the description fileinfo.
Further, wherein the description fileinfo further comprises：
The description fileinfo has recorded the key frame information generated needed for the TS index files, wherein
The TS index files are further m3u8 files.
Further, wherein the TS index files have recorded the offset of each key frame in current TS fragment.
Further, wherein the player sends TS fragments according to the TS index files tab sequential to client
Playing request further comprises：
The player sends the HTTP request that TS fragments play according to the TS index files, to client.
6, a kind of system that FLV format videos play online, on the client, which includes for the system setting：It connects
Module, processing module and player are received,
The receiving module sends what FLV format videos file returned after line playing request for receiving to server
Requested FLV format video datas and corresponding description fileinfo, wherein
For the FLV format videos in server storage, the server obtains the file of FLV format video data packets
Head；
Corresponding description fileinfo is generated according to the file header of acquisition, and all description fileinfos are centrally placed
It is preserved before video file；
The description fileinfo includes：The FLV format videos file is converted to the required information of TS fragments；
The processing module, for generating corresponding TS index files respectively according to the description fileinfo and sending
To the player of the client, TS index file lists are generated on a player；
TS fragments are converted to according to the corresponding FLV format video datas of TS fragment playing requests acquisition and are back to described broadcast
Put device；
The player, for sending TS fragment playing requests to client according to the TS index files tab sequential；
And
It receives the TS fragments and sequentially plays out.
Further, wherein the description fileinfo, further for：
The description fileinfo, after receiving FLV format video source files by the server, according to the FLV formats
The file header of the FLV format videos source file is dispersed into respective file header fragment by the key frame of video source file, and is protected
It is stored to corresponding position in the FLV format videos source file；
Corresponding FLV index files are generated according to the file header fragment, in order by all FLV index files of generation
It is stored in before the FLV format video files with file header fragment and is formed.
Further, wherein the description fileinfo, further for：
The description fileinfo has recorded the key frame information generated needed for the TS index files, wherein
The TS index files are further m3u8 files.
Further, wherein the TS index files have recorded the offset of each key frame in current TS fragment.
Further, wherein the player is further used for：
According to the TS index files, the HTTP request that TS fragments play is sent to client.
Compared with prior art, a kind of method and system that FLV format videos play online described herein, have with
Lower advantage：
(1) file header of FLV format video files is distributed to each correspondence by the present invention according to key frame on the server
Position increases File header information according to the file header of dispersion on the FLV format video files, and is regarded according to the online of client
Frequency playing request returns to this document header, and client first accordingly generates the index file of TS fragments, and according to the index of generation
The video file that the FLV video files of download are converted to TS fragments by file is sent to player and plays out, in this way, servicing
Shift to an earlier date ready File header information on device only with information such as the Video Key frame positions be converted to needed for TS index files, such as
The first buffering that FLV format video files play online is greatly reduced compared to the larger file headers of FLV, the present invention is first downloaded in this
Time.
(2) present invention is on the server handled FLV format video files, and is carried out FLV formats in client and regarded
The format conversion of frequency file had not only reduced format conversion management on the server, but also reduced in the multiple lattice of server storage
The management of formula video file reduces server cost.
(3) present invention is on the server handled FLV format video files, and is carried out FLV formats in client and regarded
The format conversion of frequency file, the FLV format video files stored on the server be include the complete of file header and video data
Whole video file, influence of the transmission to video file can be reduced by carrying out the transmission of complete video file, ensure that client receives
Conversion broadcasting is carried out to complete video file.
(4) present invention is on the server handled FLV format video files, and is carried out FLV formats in client and regarded
The format conversion of frequency file, avoid on server carry out video format conversion caused by fluidisation module and format converting module it
Between network transmission performance efficiency it is low, receive slack problem when video file plays out so as to cause client.
(5) present invention is on the server handled FLV format video files, and is carried out FLV formats in client and regarded
The format conversion of frequency file, what it is in network transmission is single FLV files, can carry out acceleration transmission using P2P technologies.
Certainly, implementing any product of the application must be not necessarily required to reach all the above technique effect simultaneously.
Description of the drawings
Attached drawing described herein is used for providing further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please do not constitute the improper restriction to the application for explaining the application.In the accompanying drawings：
Fig. 1 is the method flow schematic diagram that the FLV format videos of the present invention play online；
Fig. 2 is the method flow schematic diagram that the FLV format videos described in the embodiment of the present invention 2 play online；
Fig. 3 is the system structure diagram that the FLV format videos of the present invention play online.
Specific implementation mode
Some vocabulary has such as been used to censure specific components in specification and claim.Those skilled in the art answer
It is understood that hardware manufacturer may call the same component with different nouns.This specification and claims are not with name
The difference of title is used as the mode for distinguishing component, but is used as the criterion of differentiation with the difference of component functionally.Such as logical
The "comprising" of piece specification and claim mentioned in is an open language, therefore should be construed to " include but do not limit
In "." substantially " refer in receivable error range, those skilled in the art can be described within a certain error range solution
Technical problem basically reaches the technique effect.In addition, " coupling " word includes any direct and indirect electric property coupling herein
Means.Therefore, if it is described herein that a first device is coupled to a second device, then representing the first device can directly electrical coupling
It is connected to the second device, or the second device indirectly electrically coupled through other devices or coupling means.Specification
Subsequent descriptions be implement the application better embodiment, so it is described description be for the purpose of the rule for illustrating the application,
It is not limited to scope of the present application.The protection domain of the application is when subject to appended claims institute defender.
The application is described in further detail below in conjunction with attached drawing, but not as the restriction to the application.
Embodiment 1：
As shown in Figure 1, be a kind of method that FLV format videos play online described in the embodiment of the present invention 1, including：
Step 101, when server storage FLV format videos, the file header of FLV format video data packets is obtained；According to obtaining
The file header taken generates corresponding description fileinfo, and all description fileinfos are put together at before video file
It preserves；The client is received sends the requested FLV that FLV format videos file returns after line playing request to server
Format video data and its corresponding description fileinfo, wherein
The description fileinfo includes：The FLV format videos file is converted to the required information of TS fragments；Its
In,
The file header of common FLV format videos file is bigger, not only contains Video Key information, further includes video
The coded format of audio and video, the resolution ratio of video, the sample rate of audio/video, sampling precision, channel number, Mei Geyin in file
The information such as the timestamp corresponding to the size information of frequently/video bag and each audio/video packet.
When this programme stores FLV format video files on the server, according to the key of the FLV format videos source file
The file header of the FLV format videos source file is dispersed into respective file header fragment by frame, and is saved in the FLV formats and is regarded
Corresponding position in frequency source file；Increase the description file letter before the file header of the FLV format videos file
Breath, this describes the offset information that fileinfo has recorded each key frame in the FLV format video files.
When client plays online, first downloads this and describe fileinfo, accordingly generate the index file of TS fragments, do not need
Download the file header of FLV format video source files again when video playing originates.This describes fileinfo and is regarded compared to FLV formats
Therefore the information that the file header of frequency source file only needs record to generate needed for TS fragment index files substantially reduces the description
The size of fileinfo.
Step 102, it is concurrent according to the description fileinfo to generate corresponding TS index files respectively for the client
It send to the player of the client, generates TS index file lists on a player；Wherein,
The TS index files generated have recorded the offset of each key frame in the FLV format video files for needing to convert
Information is measured, when player plays out seek operations, TS slicing files can be quickly found.
Step 103, the player sends the broadcasting of TS fragments to client according to the TS index files tab sequential and asks
It asks.
Step 104, the client obtains corresponding FLV format video datas according to the TS fragments playing request and converts
For TS fragments and it is back to the player；Wherein,
The video file of FLV formats all carries larger file header, is not easy to client fast cache, plays, by its turn
Change file header, i.e. TS index files into, the format video of smaller TS fragments can be so that client be quick when play online
The first video file of buffering.
Step 105, the player receives the TS fragments and sequentially plays out.
Embodiment 2：
As shown in Fig. 2, on the basis of embodiment 1, a kind of method that FLV format videos play online of the present invention,
Including：
Step 201, when server storage FLV format videos, the file header of FLV format video data packets is obtained；According to obtaining
The file header taken generates corresponding description fileinfo, and all description fileinfos are put together at before video file
It preserves；The client is received sends the requested FLV that FLV format videos file returns after line playing request to server
Format video data and its corresponding description fileinfo, wherein
The description fileinfo includes：The FLV format videos file is converted to the required information of TS fragments；
The FLV format videos file is as follows in the preservation process of server：
It, will according to the key frame of the FLV format videos source file after the server receives FLV format video source files
The file header of the FLV format videos source file is dispersed into respective file header fragment, and is saved in FLV format videos source
Corresponding position in file；
Corresponding FLV index files are generated according to the file header fragment, in order by all FLV index files of generation
It is stored in before the FLV format video files with file header fragment and forms the description fileinfo.
Wherein, the information of the number and size with all frames before each key frame in the FLV file headers fragment,
In order to facilitate the crucial frame index of increase in the TS index files of generation.
Step 202, it is concurrent according to the description fileinfo to generate corresponding TS index files respectively for the client
It send to the player of the client, generates TS index file lists on a player；
It is described description fileinfo have recorded generate TS index files needed for information, wherein the TS index files into
One step is m3u8 files；This describe fileinfo be the server preserve the FLV format videos file when according to
The file header of FLV format videos generates；
The TS index files have recorded the offset of each key frame in current TS slicing files.
Step 203, the player sends the broadcasting of TS fragments to client according to the TS index files tab sequential and asks
It asks；Wherein, the TS fragments playing request is the HTTP request sent by local server, for example, the player with
http:// 127.0.0.1/vod.m3u8 is linked to client local server and is asked to play.
Step 204, the client obtains corresponding FLV format video datas according to the TS fragments playing request and converts
For TS fragments and it is back to the player.
Step 205, it when the player plays out the video, is carried out according to the TS fragments and sequence that receive
It plays.
Embodiment 3：
As shown in figure 3, for a kind of system that FLV format videos play online of the present invention, the system is arranged in client
On end, which includes：Receiving module 301, processing module 302 and player 303.
The receiving module 301 connects with 302 phase lotus root of the processing module, is regarded for receiving to server transmission FLV formats
The requested FLV format video datas and corresponding description fileinfo that frequency file returns after line playing request,
In,
For the FLV format videos in server storage, the server obtains the file of FLV format video data packets
Head；
Corresponding description fileinfo is generated according to the file header of acquisition, and all description fileinfos are centrally placed
It is preserved before video file；
The description fileinfo includes：The FLV format videos file is converted to the required information of TS fragments.
The processing module 302 connects with the receiving module 301 and 303 phase lotus root of the player respectively, for according to institute
It states description fileinfo to generate corresponding TS index files respectively and be sent to the player of the client, on a player
Generate TS index file lists；
TS fragments are converted to according to the corresponding FLV format video datas of TS fragment playing requests acquisition and are back to described broadcast
Put device.
The player 303 connects with 302 phase lotus root of the processing module, for according to the TS index files tab sequential
TS fragment playing requests are sent to client；
And it receives the TS fragments and sequentially plays out.
In the present embodiment, described receive sends what FLV format videos file returned after line playing request to server
Requested FLV format video datas and its corresponding description fileinfo, further comprise：
After receiving FLV format video source files, according to the key frame of the FLV format videos source file by the FLV lattice
The file header of formula video source file is dispersed into respective file header fragment, and is saved in the FLV format videos source file each
Self-corresponding position；
Corresponding FLV index files are generated according to the file header fragment, and by all FLV index files of generation by suitable
Sequence is stored in before the FLV format video files with file header fragment and forms the description fileinfo.
The description fileinfo, further for：
The description fileinfo has recorded the key frame information generated needed for the TS index files, wherein
The TS index files are further m3u8 files.
Further, the TS index files have recorded the offset of each key frame in current TS fragment.
The player, is further used for：
According to the TS index files, the HTTP request that TS fragments play is sent to client.
Compared with prior art, a kind of method and system that FLV format videos play online described herein, have with
Lower advantage：
(1) file header of FLV format video files is distributed to each correspondence by the present invention according to key frame on the server
Position increases File header information according to the file header of dispersion on the FLV format video files, and is regarded according to the online of client
Frequency playing request returns to this document header, and client first accordingly generates the index file of TS fragments, and according to the index of generation
The video file that the FLV video files of download are converted to TS fragments by file is sent to player and plays out, in this way, servicing
Shift to an earlier date ready File header information on device only with information such as the Video Key frame positions be converted to needed for TS index files, such as
The first buffering that FLV format video files play online is greatly reduced compared to the larger file headers of FLV, the present invention is first downloaded in this
Time.
(2) present invention is on the server handled FLV format video files, and is carried out FLV formats in client and regarded
The format conversion of frequency file had not only reduced format conversion management on the server, but also reduced in the multiple lattice of server storage
The management of formula video file reduces server cost.
(3) present invention is on the server handled FLV format video files, and is carried out FLV formats in client and regarded
The format conversion of frequency file, the FLV format video files stored on the server be include the complete of file header and video data
Whole video file, influence of the transmission to video file can be reduced by carrying out the transmission of complete video file, ensure that client receives
Conversion broadcasting is carried out to complete video file.
(4) present invention is on the server handled FLV format video files, and is carried out FLV formats in client and regarded
The format conversion of frequency file, avoid on server carry out video format conversion caused by fluidisation module and format converting module it
Between network transmission performance efficiency it is low, receive slack problem when video file plays out so as to cause client.
(5) present invention is on the server handled FLV format video files, and is carried out FLV formats in client and regarded
The format conversion of frequency file, what it is in network transmission is single FLV files, can carry out acceleration transmission using P2P technologies.
Several preferred embodiments of the application have shown and described in above description, but as previously described, it should be understood that the application
Be not limited to form disclosed herein, be not to be taken as excluding other embodiments, and can be used for various other combinations,
Modification and environment, and the above teachings or related fields of technology or knowledge can be passed through in application contemplated scope described herein
It is modified.And changes and modifications made by those skilled in the art do not depart from spirit and scope, then it all should be in this Shen
It please be in the protection domain of appended claims.
Claims (6)
1. a kind of method that FLV format videos play online, which is characterized in that including：
When server storage FLV format videos, the file header of FLV format video data packets is obtained；
Corresponding description fileinfo is generated according to the file header of acquisition, and all description fileinfos are put together at and are regarded
It is preserved before frequency file；
Client receives the asked FLV formats returned after line playing request to server transmission FLV format videos file and regards
Frequency evidence and corresponding description fileinfo, wherein
It, will be described according to the key frame of the FLV format videos source file after the server receives FLV format video source files
The file header of FLV format video source files is dispersed into respective file header fragment, and is saved in the FLV format videos source file
In corresponding position；
Corresponding FLV index files are generated according to the file header fragment, all FLV index files of generation are preserved in order
The description fileinfo, the description fileinfo packet are formed before the FLV format video files with file header fragment
It includes：The FLV format videos file is converted to the required information of TS fragments；
The client generates corresponding TS index files according to the description fileinfo and is sent to the client respectively
The player at end, generates TS index file lists on a player, and the TS index files have recorded each in current TS fragment
The offset of key frame；
The player sends TS fragment playing requests according to the TS index files tab sequential to client；
The client is converted to TS fragments according to the corresponding FLV format video datas of TS fragments playing request acquisition and returns
It is back to the player；
The player receives the TS fragments and sequentially plays out.
2. the method that FLV format videos according to claim 1 play online, which is characterized in that the description file letter
Breath, further comprises：
The description fileinfo has recorded the key frame information generated needed for the TS index files, wherein
The TS index files are further m3u8 files.
3. the method that FLV format videos according to claim 1 play online, which is characterized in that the player according to
The TS index files tab sequential sends TS fragment playing requests to client, further comprises：
The player sends the HTTP request that TS fragments play according to the TS index files, to client.
4. a kind of system that FLV format videos play online, which is characterized in that the system is arranged on the client, the system
Including：Receiving module, processing module and player,
The receiving module is asked for receiving to what server transmission FLV format videos file returned after line playing request
The FLV format video datas and corresponding description fileinfo asked, wherein
For the FLV format videos in server storage, the server obtains the file header of FLV format video data packets；
Corresponding description fileinfo is generated according to the file header of acquisition, and all description fileinfos are put together at and are regarded
It is preserved before frequency file；
The description fileinfo, after receiving FLV format video source files by the server, according to the FLV format videos
The file header of the FLV format videos source file is dispersed into respective file header fragment by the key frame of source file, and is saved in
Corresponding position in the FLV format videos source file；Corresponding FLV indexes text is generated according to the file header fragment
All FLV index files of generation are stored in shape before the FLV format video files with file header fragment by part in order
At the description fileinfo includes：The FLV format videos file is converted to the required information of TS fragments；
The processing module, for generating corresponding TS index files respectively according to the description fileinfo and being sent to institute
The player of client is stated, generates TS index file lists on a player, the TS index files have recorded current TS fragment
In each key frame offset；
TS fragments are converted to according to the corresponding FLV format video datas of TS fragment playing requests acquisition and are back to the broadcasting
Device；
The player, for sending TS fragment playing requests to client according to the TS index files tab sequential；And
It receives the TS fragments and sequentially plays out.
5. the system that FLV format videos according to claim 4 play online, which is characterized in that the description file letter
Breath, further for：
The description fileinfo has recorded the key frame information generated needed for the TS index files, wherein
The TS index files are further m3u8 files.
6. the system that FLV format videos according to claim 4 play online, which is characterized in that the player, into one
Step is used for：
According to the TS index files, the HTTP request that TS fragments play is sent to client.
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| CN110113655B (en) * | 2019-05-05 | 2021-09-21 | 北京奇艺世纪科技有限公司 | Video playing method and device and user terminal |
| CN111147947B (en) * | 2020-01-10 | 2021-12-10 | 深圳市同洲电子股份有限公司 | Websocket-based flv video transmission and webpage playing method |
| CN111866603B (en) * | 2020-07-21 | 2022-04-26 | 广州市保伦电子有限公司 | Video file production method based on SRS, background server and system |
| CN113038033B (en) * | 2021-03-02 | 2023-07-07 | 深圳市浩科电子有限公司 | Method for acquiring video |
| CN113079386B (en) * | 2021-03-19 | 2023-01-17 | 北京百度网讯科技有限公司 | Video online playing method and device, electronic equipment and storage medium |
| CN113242447B (en) * | 2021-05-10 | 2022-05-17 | 北京奇艺世纪科技有限公司 | Video data processing method and device |
| CN113438505A (en) * | 2021-06-02 | 2021-09-24 | 曙光网络科技有限公司 | Video file restoration method and device, computer equipment and storage medium |
| CN113395589B (en) * | 2021-06-11 | 2023-02-10 | 深圳万兴软件有限公司 | Video file playing method and device, computer equipment and storage medium |
| CN114025201A (en) * | 2021-10-29 | 2022-02-08 | 恒安嘉新（北京）科技股份公司 | Video playing method, device, equipment and storage medium |
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