CN106603503A - Live streaming data processing method and device - Google Patents
Live streaming data processing method and device Download PDFInfo
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- CN106603503A CN106603503A CN201611048474.9A CN201611048474A CN106603503A CN 106603503 A CN106603503 A CN 106603503A CN 201611048474 A CN201611048474 A CN 201611048474A CN 106603503 A CN106603503 A CN 106603503A
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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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Abstract
The invention discloses a live streaming data processing method and device. The method comprises a first live streaming data stream is obtained; the first live streaming data stream is packaged to obtain a second live streaming data stream which includes live streaming segments; a target segment is obtained from the live streaming segments; and screenshot is carried out on the target segment obtain a picture corresponding to the first live streaming data stream. The method and device can solve the technical problem that screenshot from live streams consumes much resource.
Description
Technical field
The present invention relates to field of information processing, in particular to a kind for the treatment of method and apparatus of live data.
Background technology
Personal live exception is hot at present, and user is frequently used mobile terminal and provides live TV stream and viewing, in order to save shifting
The flow and electricity of dynamic terminal, user decide whether viewing generally according to live title and brief introduction.But some live marks
Topic and brief introduction cannot the accurate description live content, or even some titles are unrelated with live content.In order to solve the problem,
A kind of scheme that the picture with regard to live content is provided is provided in prior art, by the picture of live content, user can be with
Under low discharge cost, it can be seen that live content, the then excellent degree according to live content, further decide whether into
Row viewing.
Alternatively, the scheme of picture of live content is provided in prior art mainly by directly flowing to live flv
Decoded, the intercepting of image data is then carried out using ffmpeg storehouses, uploaded to picture servers with finally covering.Live sight
See that user obtains picture from picture servers.And flv streams are to grow connection in transmission, when perform decoding is operated, it is right to need
The whole file of transmission is decoded, and decoding process consumes substantial amounts of cpu resources.
Big problem is consumed for the above-mentioned picture resource that intercepts from live TV stream, effective solution party is not yet proposed at present
Case.
The content of the invention
A kind for the treatment of method and apparatus of live data are embodiments provided, at least to solve to cut from live TV stream
Take picture resource and consume big technical problem.
A kind of one side according to embodiments of the present invention, there is provided processing method of live data, including：Obtain first
Live data streams；First live data streams are carried out turning encapsulation operation, the second live data streams are obtained, wherein, described
Two live data streams include multiple live fragments；Obtain the target fragment in the plurality of live fragment；To the target patch
Duan Jinhang shot operations, obtain picture corresponding with the described first live flow data.
Another aspect according to embodiments of the present invention, additionally provides a kind of processing meanss of live data, including：First obtains
Unit is taken, for obtaining the first live data streams；Turn encapsulation unit, for carrying out turning encapsulation behaviour to first live data streams
Make, obtain the second live data streams, wherein, second live data streams include multiple live fragments；Second acquisition unit,
For obtaining the target fragment in the plurality of live fragment；Sectional drawing unit, for carrying out shot operation to the target fragment,
Obtain picture corresponding with the described first live flow data.
In embodiments of the present invention, after the first live data streams are got, its turn is encapsulated as including multiple live
Second live data streams of fragment, and shot operation is carried out to the target fragment in multiple live fragments.In the above-described embodiments,
When shot operation is performed, without the need for from sectional drawing in complete live data streams, that is, without the need for carrying out to complete live data streams
Coding and the operation recoded, substantially reduce coding and the handling duration recoded, and resource occupation when reducing coding,
Picture resource is intercepted from live TV stream in solving the problems, such as prior art and consumes big, completed by realizing occupancy fewer resource
Effect to the shot operation of live TV stream.
Description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this
Bright schematic description and description does not constitute inappropriate limitation of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the schematic diagram of the hardware environment of the processing method of live data according to embodiments of the present invention；
Fig. 2 is the flow chart one of the processing method of a kind of optional live data according to embodiments of the present invention；
Fig. 3 is the flowchart 2 of the processing method of a kind of optional live data according to embodiments of the present invention；
Fig. 4 is the flow chart 3 of the processing method of a kind of optional live data according to embodiments of the present invention；
Fig. 5 is the flow chart four of the processing method of a kind of optional live data according to embodiments of the present invention；
Fig. 6 is the schematic diagram of the processing meanss of a kind of optional live data according to embodiments of the present invention；
Fig. 7 is the schematic diagram of the processing meanss of the optional live data of another kind according to embodiments of the present invention；And
Fig. 8 is a kind of structured flowchart of terminal according to embodiments of the present invention.
Specific embodiment
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, is clearly and completely described to the technical scheme in the embodiment of the present invention, it is clear that described embodiment is only
The embodiment of a part of the invention, rather than the embodiment of whole.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment obtained under the premise of creative work is not made by member, should all belong to the model of present invention protection
Enclose.
It should be noted that description and claims of this specification and the term " first " in above-mentioned accompanying drawing, "
Two " it is etc. for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so using
Data can exchange in the appropriate case, so as to embodiments of the invention described herein can with except here diagram or
Order beyond those of description is implemented.Additionally, term " comprising " and " having " and their any deformation, it is intended that cover
Lid is non-exclusive to be included, and for example, process, method, system, product or the equipment for containing series of steps or unit is not necessarily limited to
Those steps clearly listed or unit, but may include clearly not list or for these processes, method, product
Or intrinsic other steps of equipment or unit.
First, the part noun for occurring during being described to the embodiment of the present invention or term are applied to as follows
Explain：
Coding, decoding：From original non-compressed data (e.g., YUV video pixel format, the audio frequency PCM lattice of multimedia file
Formula) field combination that has the certain significance through complicated coding compression algorithm production band binary word throttle data, be easy to
Storage is transmitted, and decoding is inverse process.Wherein, YUV is a kind of colour coding method, and Y represents that luminance signal, U and V represent colourity
Signal.
FLV：Adobe flash encapsulation format, the output format of main flow live TV stream, typically compression video (H264) and pressure
Contracting audio frequency (AAC) is synthesized together by this encapsulation format agreement, is given tacit consent to and is played in webpage web flash players, also may be used
Played with the decoding on the player at application program app ends, be live TV stream output format most general at present, it is basic which constitutes
Unit is FLV tag.
Alternatively, in the present embodiment, the processing method of above-mentioned live data can apply to as shown in Figure 1 by servicing
In the hardware environment constituted by device 102, first terminal 104 and second terminal 106.As shown in figure 1, server 102 passes through network
It is attached with first terminal 104 and second terminal 106 respectively, above-mentioned network is included but is not limited to：Wide area network, Metropolitan Area Network (MAN) or office
Domain net, first terminal 104 and second terminal 106 are not limited to PC, mobile phone, panel computer etc..The embodiment of the present invention it is straight
The processing method of multicast data can be performed by server or first terminal 104 or second terminal 106, or by
Server 102, the 106 common execution of first terminal 104 and second terminal.Wherein, first terminal 104 and second terminal 106 are performed
The processing method of the live information of the embodiment of the present invention can also be performing by client mounted thereto.
Alternatively, first terminal and/or second terminal can be mobile terminal, such as mobile phone, panel computer etc..
Specifically, first terminal can be live end, and second terminal can be to play end, and server can be direct broadcast service
Device, live end gather video pictures using photographic head, and the information of the video pictures of collection encoded and encapsulation is obtained live
Data flow, the live data streams are sent to direct broadcast server, and the live information is delivered to shared platform by direct broadcast server
On, to play end and can pass through to click on the live link in the shared platform, initiate live request, direct broadcast server receives live
Request, corresponding live data streams is sent to end is played, end is played after decapsulalion, is played the live video pictures.
Alternatively, the direct broadcast server can be server cluster, and the server cluster can include multiple for performing
The server of different task, for example, the server cluster can include：Stream the reception server, for receiving what live end sent
Live data streams；Capture server is for the sectional drawing from live data streams；Picture servers are used to perform storage picture.At one
In optional embodiment, above-mentioned stream the reception server, capture server and picture servers are in the form of services at same
Realize on server, for example, sectional drawing service, for performing shot operation；Stream receives service for receiving the straight of live end transmission
Broadcast flow data.
In an optional embodiment, when live end initiates live, the live data streams of live generation are sent to into stream
The reception server, stream the reception server monitor network input port in real time, monitoring that network input port has data flow fashionable,
It is determined that perceiving live data streams.In the case where stream the reception server has perceived live data streams, stream the reception server is touched
Dispatch service is sent out, the dispatch service is called and turns packing service, turning packing service carries out turning encapsulation to the live data streams, is turned
Data flow after encapsulation.Sectional drawing service pulls the data flow after turn encapsulation from packing service is turned, and obtains from the data flow straight
Fragment is broadcast, shot operation is carried out to live fragment, obtained picture, and the picture is uploaded to into picture servers.
Above-mentioned live data streams can be FLV data flows, turn encapsulation after data flow can be HLS data flows, the HLS
Multiple live fragments (i.e. TS files) can be included in data flow.
In an optional embodiment, when live end initiates live, the live data FLV stream of live generation is sent to
Stream the reception server, stream the reception server monitor network input port in real time, are monitoring that network input port has data to flow into
When, dispatch service is triggered, the dispatch service is called and turns packing service, and turning packing service carries out turning envelope to the live data FLV stream
Dress, obtains HLS data flows, and the HLS data flows include index file and multiple live fragments.Sectional drawing service is from turning packing service
HLS data flows are pulled, and index file is obtained from the HLS data flows, obtained in multiple live fragments based on the index file
Target fragment, and shot operation is carried out to target fragment, obtains picture, and the picture is uploaded to into picture servers.
Playing end and inquiry request being sent to server, the inquiry request is used for acquisition request certain live picture,
After picture servers receive the inquiry request, corresponding with inquiry request picture is obtained, and the picture is returned to broadcast
Put end.
Wherein, due to change over time, the first live data streams are not also stopping change, and the second achievement data stream also can
Change, based on above-described embodiment, the target fragment that different time determines can be intercepted the picture for obtaining and also can not with difference
Together, it is different to play the time difference that end sends inquiry request, same live different pictures can be got.It is alternatively possible to
Time fragment the latest will be generated as target fragment, so, when playing end and asking same live picture, can be obtained
Get newest picture.
A kind of processing method of live data is provided according to embodiments of the present invention, and Fig. 2 is according to embodiments of the present invention
A kind of flow chart one of the processing method of optional live data, as shown in Fig. 2 the method application is on the server, the method
May comprise steps of：
Step S202, obtains the first live data streams；
First live data streams are carried out turning encapsulation operation, obtain the second live data streams by step S204, wherein, second
Live data streams include multiple live fragments；
Step S206, obtains the target fragment in multiple live fragments；
Step S208, carries out shot operation to target fragment, obtains picture corresponding with the first live flow data.
By above-described embodiment, after the first live data streams are got its turn can be encapsulated as including multiple straight
The second live data streams of fragment are broadcast, and shot operation is carried out to the target fragment in multiple live fragments.In above-described embodiment
In, when shot operation is performed, without the need for from sectional drawing in complete live data streams, that is, without the need for complete live data streams
The operation for being encoded and being recoded, substantially reduces coding and the handling duration recoded, and resource when reducing coding
Take, picture resource is intercepted from live TV stream in solving the problems, such as prior art and consumes big, realize occupancy fewer resource i.e.
The effect of the shot operation to live TV stream can be completed.
In the technical scheme of above-mentioned steps S202, server monitors the network port in real time, if live end starts live, clothes
Business device can listen to the signal of the startup, and obtain the first live data streams that live end sends in real time.
In an optional embodiment, monitoring service can be disposed on the server, the monitoring is serviced for monitoring net
Whether network port receives live data streams, and in the case where the first live data streams are received, triggers dispatch service.
Alternatively, first live data streams can be FLV data flows, and FLV data flows are that length connects, and the length connection is referred to
Multiple packets can be continuously transmitted in a connection, FLV data flows are transmitted, when data transfer is completed, connection disconnects.
In the technical scheme of above-mentioned steps S204, the first live data streams are carried out turning encapsulation operation, second is obtained straight
Multicast data stream, wherein, the second live data streams include multiple live fragments.
Alternatively, dispatch service can be called and turn packing service (or turning package server), and this turns package server can be with
First live data streams are carried out turning encapsulation operation, the circulation of the first live data is encapsulated as into comprising multiple live fragments the
Two live data streams.
Alternatively, the second live data streams are HLS data flows, and the HLS is HTTP Live Stearming, is a kind of code
Rate adaptive technique, includes index file, TS media slicings file and the key encryption illustration and text juxtaposed settings of a m3u8 in HLS data flows
Part.Wherein, the file serial number of first TS file can be recorded in the index file of m3u8, each TS file indexed file
In have the unique serial number of fixation；The absolute time and each file of first TS file can also be recorded in the index file
Duration.
For example, FLV stream compressions are encapsulated as into HLS data flows, the HLS data flows include multiple TS files, each TS is literary
Part records the content of a live fragment.
In this embodiment, the first live data streams are converted to into the second live data streams comprising multiple live fragments,
Multiple live fragments can be communicated using short connection.Wherein, when short connection refers to that communication two party has data interaction, set up one
Individual connection, after data is activation is completed, then disconnects this connection, i.e., connection only completes the transmission of a business every time.
In the technical scheme of above-mentioned steps S206, the target fragment in multiple live fragments is obtained.Different live
Section can record the content of different time sections, can be according to the content obtaining target fragment that need to be intercepted.
In the technical scheme of above-mentioned steps S208, shot operation is carried out to target fragment, obtained and the first live fluxion
According to corresponding picture.
Alternatively, it is determined that after target fragment, calling sectional drawing service that decoding operate is carried out to target fragment, and to decoding
The information for obtaining carries out shot operation, obtains picture corresponding with the first live data streams.In this embodiment, to target fragment
Decoding operate is carried out, rather than to the decoding data in whole live data streams, reduces the workload of decoding, so as to
The resource occupation amount of decoding can be reduced.
Wherein, sectional drawing service can be used for recording for one section, converted digital audio, video, and be converted into opening for stream
Source computer program, alternatively, the sectional drawing service can be realized using ffmpeg, and multimedia video handling implement ffmpeg can
To realize the function of video acquisition function, video format conversion, video capture, watermarking.
Alternatively, shot operation can be here：For selected video, the thumbnail of the time of specifying is intercepted, here
Figure can be static map and Dynamic Graph.
According to the abovementioned embodiments of the present invention, obtaining the target fragment in multiple live fragments can be included as shown in Figure 3
's：
Step S302：Index file is obtained from the second live data streams, wherein, in index file, record has fragment to arrange
Table.
Step S304：According to fragment list, target fragment is obtained from the second live data streams.
Step S202, S204 and S208 in the embodiment is consistent with the implementation in above-described embodiment, and here is not
Repeat again.
Alternatively, the second live data streams include index file, can include fragment list, the piece in the index file
Documentary identification information and temporal information are recorded in Duan Liebiao.Can carrying out turning encapsulation operation to the first live data streams,
After obtaining the second live data streams, fragment list is determined using the index file in the second live data streams, according to the fragment
List, obtains target fragment from the second live data streams, after target fragment is obtained, carries out shot operation to which, obtains
Picture corresponding with the first live flow data.
By above-described embodiment, it is possible to use the fragment list recorded in index file obtains target fragment, acquisition modes
Simply, accurately.
Alternatively, after the second live data streams are got, index file is downloaded from the second live flow data, under
The index file that load is obtained is parsed, and is obtained fragment list, is obtained mesh according to the fragment list from the second live data streams
Tap section.
In this embodiment it is possible to obtain the target fragment in multiple live fragments, the target fragment can be one or
Multiple, the target fragment is the Partial Fragment in multiple live fragments, that is, record has the first live data streams in target fragment
Partial content, by the embodiment, shot operation can be carried out based on the partial content of the first live data streams, in sectional drawing
Without the need for decoding operate being carried out to all of content, reduce resource occupation, improve processing speed.
In an optional embodiment, according to fragment list, from the second live data streams obtaining target fragment can be with
Including：It is determined that currently performing the intercepting time of shot operation；From fragment list, fragment corresponding with the current intercepting time is read
Information；The target fragment pointed by piece segment information is obtained from the second live data streams.
Wherein, the intercepting time can be the current intercepting time for performing shot operation, can be true according to the intercepting time
Stator segment information, piece segment information here can be the serial number of fragment or the identification information of fragment.
Alternatively, the first live data streams are being carried out turning encapsulation operation, after obtaining the second live data streams, from second
Index file is downloaded in live data streams, and fragment list is parsed from index file, and according to determine the intercepting time, from
Read and corresponding segment information of intercepting time (such as fragment sequence number or fragment identification) in fragment list, and according to the piece
Segment information obtains target fragment from the second live data streams, after target fragment is obtained, carries out shot operation to which, obtains
Picture corresponding with the first live flow data.
Wherein, the content of live different segment record different time sections, it is determined that after the intercepting time, detecting the intercepting
The target time section that time falls into, reads the fragment sequence number or fragment for recording the target time section content from fragment list
Mark.
For example, it is determined that the intercepting time be 20s.The piece segment information recorded in fragment list is as shown in table 1：
Table 1
| Piece segment information | Time period |
| 1 | 0s-5s |
| 2 | 5s-10s |
| 3 | 10s-18s |
| 4 | 18s-25s |
As shown in table 1, second live data streams include four live fragments, and the piece segment information in table 1 can be sequence
Row information, e.g., the fragment of serial number 1 have recorded the content of 0s-5s, and the fragment of serial number 2 have recorded the content of 5s-10s, sequence
The fragment of row number 3 have recorded the content of 10s-18s, and the fragment of serial number 4 have recorded the content of 18s-25s.When it is determined that intercepting
Between for 20s when, it may be determined that the intercepting time fall into the target time section of 18s-25s, and determine that piece segment information is serial number
4, the target fragment that the serial number is pointed to can be obtained from the second live data streams, that is, obtaining from the second live data streams
Take the 4th live fragment.
In an optional embodiment, the intercepting time includes：Last time obtains the time of the first live data streams.Can
Selection of land, can will obtain the time of the first newest live data streams as the intercepting time, that is, from recently received number
According to middle sectional drawing, the real-time of the picture of generation is so can ensure that.
Specifically, the first live data streams are being carried out turning encapsulation operation, after obtaining the second live data streams, from second
Index file is downloaded in live data streams, and fragment list is parsed from index file, it is determined that the time of intercepting is first live
The newest renewal time of data flow, the piece segment information of record latest time section content is read from fragment list, and according to this
Piece segment information obtains the corresponding target fragment of latest time section from the second live data streams, after target fragment is obtained,
Shot operation is carried out to which, picture corresponding with the first live flow data is obtained.
In another optional embodiment, the intercepting time can be with it is last intercept time interval scheduled duration when
Between.Alternatively, scheduled duration can be the time interval for pre-setting, and the scheduled duration can be more than or equal to execution shot operation
Duration, in this embodiment it is possible to a shot operation is performed to the first live data streams every scheduled duration, so can be with
Ensure that intercepting the picture for obtaining is uniformly distributed as time goes by, can reflect first exactly so as to intercept the picture for obtaining
The live content of live data streams.
Alternatively, the scheduled duration can be perform shot operation prearranged multiple, the prearranged multiple can be more than etc.
In 1, and less than the multiple of predetermined threshold, alternatively, the prearranged multiple can be the number between 1 to 10, e.g., 1 times or 1.5 times
Or 2 times, using the scheduled duration, without the target fragment that the pending sectional drawing for overstocking is processed, such user is in inquiry picture
When can inquire newest picture, and without the pending target fragment for overstocking it is also possible that the pressure of caching subtracts
It is little.
For example, when a length of 5s of shot operation is performed, then 5s is can determine to be spaced, is determined the intercepting time, e.g., intercept
Time can be：1s, 6s, 11s, the like.
And for example, when a length of 5s of shot operation is performed, then 10s is can determine to be spaced, is determined the intercepting time, e.g., cut
The time of taking can be：1s, 11s, 21s, the like.
In order to be further ensured that the real-time of the picture of generation, in an optional embodiment, the first live number is obtained
Include according to stream：Every scheduled duration, the first live data streams are obtained from stream the reception server, receive clothes from stream every scheduled duration
The first live data streams are obtained in business device, and from picture is wherein intercepted, a live data streams is obtained at set intervals, can be with
According to newest data cutout picture, it is to avoid cause the real-time of the picture for generating because the live data streams for getting are delayed
Poor problem.
It is alternatively possible to periodically obtain the first live data streams from stream the reception server every 3 seconds.
In another optional embodiment, obtaining the first live data streams includes：Performed shot operation it
Afterwards, the first live data streams are obtained from stream the reception server.In this embodiment, a shot operation has often been performed, has been returned to
The operation for obtaining the first live data streams is performed, so that whole handling process is all very smooth, and one is formed and is closed
The environment of ring, has considered not only the time of shot operation in this scenario, it is also considered that arrived the real-time effective of live data streams
Property, the process resource and processing speed of processor can be caused to reach maximization.
According to the abovementioned embodiments of the present invention, step S204 carries out turning encapsulation operation to the first live data streams, obtains
Two live data streams can include：Decapsulation process is carried out to the first live data streams, obtains decapsulating data；To decapsulating number
According to row format conversion is entered, change data is obtained；Change data is packaged, the second live data streams are obtained.
One multimedia file includes audio-frequency unit and video section, Video coding and audio coding be packaged into one it is complete
Whole multimedia file, can have different implementations, and implementation here is packaged type, different packaged types
There are different suffix.Alternatively, encapsulation is the good video track of compression coding and video track according to necessarily obtaining form
It is put in a file.During encapsulation is turned, the first live data streams can be carried out into decapsulation process first, then by which
Form according to the second live data streams is packaged, you can obtain the second live data streams.
For example, FLV data flows is packaged according to HLS forms and be obtained HLS data flows.
Embodiments in accordance with the present invention, after picture corresponding with the first live data streams is obtained, the embodiment may be used also
With including the following steps shown in Fig. 4：
Step S402, by picture uploading pictures server.
Step S404, receives the inquiry request for playing that end sends, wherein, inquiry request is used for the first live number of acquisition request
According to the picture of stream.
Alternatively, network resources address URL of the first live data streams is carried in the inquiry request.
Step S406, will store picture corresponding with the first live data streams and is sent to broadcasting end in picture servers.
Step S202 to S208 in the embodiment is consistent with the implementation in above-described embodiment, will not be described here.
Alternatively, picture servers can store one or more pictures corresponding with the first live data streams.In picture
In the case of one picture of server storage, the picture can be the picture for intercepting the latest；Multiple figures are stored in picture servers
In the case of piece, the picture that intercepts the latest in the plurality of picture, can be included, the corresponding intercept operation of the plurality of picture can be
Continuous, or discontinuous, continuously may refer to here is continuous on number of operations, e.g., does not connect in intercept operation
In the case of continuous, the plurality of picture can be the picture for intercepting for the first time, the picture for intercepting for the third time, the picture of the 5th intercepting
(picture for intercepting the latest)；In the case of intercept operation is continuous, the plurality of picture can be third time intercept picture, the 4th
The picture of secondary intercepting, the picture (picture for intercepting the latest) of the 5th intercepting.
In the case of the corresponding intercept operation of multiple pictures is discontinuous, discontinuously can be made a reservation for by interval here is secondary
Count to realize.
In an optional embodiment, picture servers can be chosen from the picture of the first live data streams of storage
The some or all of picture chosen is sent to broadcasting end by some or all of picture.
By above-described embodiment, it is possible to achieve the dynamic realtime sectional drawing to live TV stream, when user initiates live, to
Live background service livereceive services (i.e. stream receives service) plug-flow (flv data, i.e. the first live data streams), it is live
Dispatch service master perceives user and initiates live, then carries out flv2hlscdn scheduling, and flv2hlscdn services (turn envelope
Dress service) outputting standard HLS data flows (i.e. the second live data streams), last live sectional drawing service simulates player, downloads
HLS data flows, and the data content in HLS data flows is parsed, and sectional drawing is carried out using ffmpeg, finally sectional drawing is gone up in real time
Pass to picture servers.Live viewing app quotes the url in picture servers, can pull newest image content and carry out
Front end is presented.
An optional embodiment of the application is described in detail with reference to Fig. 5, as shown in figure 5, the embodiment
May include steps of：
Step S501：Play end and initiate live.
Live client can be installed on live end, user after live end starts live client, in the live visitor
Enabled instruction is generated on the live interface at family end, the enabled instruction can gather live data streams after start-up, and will collection
Live data streams (such as FLV data flows) be pushed in livereceive servers (flowing the reception server).
Step S502：Stream the reception server triggers the dispatch service of server.
The stream the reception server monitor in real time network port, is detecting the situation that the network port has live data streams to flow into
Under, triggering dispatch service master carries out turning the scheduling of packing service.
Step S503：Dispatch service is called and turns packing service, to carry out turning encapsulation to live data streams.
Alternatively, flow the reception server livereceive and perceive certain data flow, triggering dispatch service master is carried out
Flv2hlscdn is dispatched, and flv2hlscdn turns the hls data flows (i.e. the second live data streams) of packing service outputting standard.
Alternatively, the flv numbers that package server flv2hlscdn pulls standard from stream the reception server livereceive are turned
According to stream (i.e. the first live data streams), then carry out turning encapsulation, the HLS data (i.e. the second live data streams) of outputting standard.
Step S504：Live sectional drawing service obtains target fragment from live data streams.
Second live data from flv2hlscdn services of live sectional drawing service cutPic meetings regular (such as every three seconds)
Index file (such as m3u8 files) is pulled in stream, and parsing is carried out to index file and obtain fragment list, remember the fragment list
Target fragment is downloaded from the second live data streams (such as ts files).
Step S505：Live sectional drawing service is by the picture uploading pictures server intercepted from target fragment.
Live sectional drawing service pulls hls data flows from flv2hlscdn services, downloads m3u8 files, solves from m3u8 files
Separate out ts listed files (i.e. fragment list)；Ts files are downloaded from the second live data streams according to the fragment list, and is used
Ffmpeg carries out sectional drawing to ts files；Picture is uploaded to into picture servers.
Step S506：Picture servers issue picture after the request for playing end is received.
Web server or other services are disposed in picture servers, for processing the http request for obtaining certain pictures
(inquiry request described above), so when user carries out picture using identical url to be pulled, whenever user carries out page brush
Newly, newest picture can be got.
By above-described embodiment, the image content for getting is real-time, reflection live content that can be relatively accurate.Its
In, the form of picture can be diversified；The naming rule of the type and url of picture servers is also various.
It should be noted that for aforesaid each method embodiment, in order to be briefly described, therefore which is all expressed as a series of
Combination of actions, but those skilled in the art should know, the present invention do not limited by described sequence of movement because
According to the present invention, some steps can adopt other orders or while carry out.Secondly, those skilled in the art should also know
Know, embodiment described in this description belongs to preferred embodiment, involved action and module are not necessarily of the invention
It is necessary.
Through the above description of the embodiments, those skilled in the art is can be understood that according to above-mentioned enforcement
The method of example can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but a lot
In the case of the former be more preferably embodiment.Based on such understanding, technical scheme is substantially in other words to existing
The part that technology contributes can be embodied in the form of software product, and the computer software product is stored in a storage
In medium (such as ROM/RAM, magnetic disc, CD), use including some instructions so that a station terminal equipment (can be mobile phone, calculate
Machine, server, or network equipment etc.) perform method described in each embodiment of the invention.
According to embodiments of the present invention, additionally provide a kind of process for implementing the processing method of above-mentioned live data to fill
Put.Fig. 6 is the schematic diagram of the processing meanss of a kind of optional live data according to embodiments of the present invention, as shown in fig. 6, the dress
Putting to include：
First acquisition unit 61, for obtaining the first live data streams；
Turn encapsulation unit 63, for carrying out turning encapsulation operation to the first live data streams, obtain the second live data streams, its
In, the second live data streams include multiple live fragments；
Second acquisition unit 65, for obtaining the target fragment in multiple live fragments；
Sectional drawing unit 67, for carrying out shot operation to target fragment, obtains picture corresponding with the first live flow data.
By above-described embodiment, after the first live data streams are got its turn can be encapsulated as including multiple straight
The second live data streams of fragment are broadcast, and shot operation is carried out to the target fragment in multiple live fragments.In above-described embodiment
In, when shot operation is performed, without the need for from sectional drawing in complete live data streams, that is, without the need for complete live data streams
The operation for being encoded and being recoded, substantially reduces coding and the handling duration recoded, and resource when reducing coding
Take, picture resource is intercepted from live TV stream in solving the problems, such as prior art and consumes big, realize occupancy fewer resource i.e.
The effect of the shot operation to live TV stream can be completed.
According to the abovementioned embodiments of the present invention, as shown in figure 8, first acquisition unit can include：First acquisition module 81,
For obtaining index file from the second live data streams, wherein, in index file, record has fragment list；Second acquisition module
83, for according to fragment list, obtaining target fragment from the second live data streams.
Alternatively, the second acquisition module specifically for：It is determined that currently performing the intercepting time of shot operation；From fragment list
In, read and intercept corresponding segment information of time；The target patch pointed by piece segment information is obtained from the second live data streams
Section.
Wherein, the intercepting time include：Last time obtains the time of the first live data streams, and/or, and during last intercepting
Between be spaced scheduled duration time.
According to the abovementioned embodiments of the present invention, first acquisition unit specifically for：Every scheduled duration, service is received from stream
Device obtains the first live data streams；Or after a shot operation has been performed, the first live number is obtained from stream the reception server
According to stream.
In an optional embodiment, turn encapsulation unit specifically for：First live data streams are carried out at decapsulation
Reason, obtains decapsulating data；Enter row format conversion to decapsulating data, obtain change data；Change data is packaged, is obtained
To the second live data streams.
Still optionally further, the picture in above-described embodiment includes：Static images and dynamic picture.
Herein it should be noted that above-mentioned module is identical with example and application scenarios that the step of correspondence is realized, but not
It is limited to 1 disclosure of that of above-described embodiment.It should be noted that above-mentioned module as device a part may operate in as
In hardware environment shown in Fig. 1, can be realized by software, it is also possible to realized by hardware.
According to embodiments of the present invention, additionally provide a kind of server for implementing the processing method of above-mentioned live data or
Terminal.
Fig. 8 is a kind of structured flowchart of terminal according to embodiments of the present invention, as shown in figure 8, the terminal can include：One
Individual or multiple (one is only illustrated in figure) processor 201, memorizer 203, and transmitting device 205 (in above-mentioned embodiment
Dispensing device), as shown in figure 8, the terminal can also include input-output equipment 207.
Wherein, memorizer 203 can be used to storing software program and module, such as the live data in the embodiment of the present invention
Corresponding programmed instruction/the module for the treatment of method and apparatus, processor 201 are stored in the software journey in memorizer 203 by operation
Sequence and module, so as to perform various function application and data processing, that is, realize the processing method of above-mentioned live data.Deposit
Reservoir 203 may include high speed random access memory, can also include nonvolatile memory, and such as one or more magnetic storage is filled
Put, flash memory or other non-volatile solid state memories.In some instances, memorizer 203 can be further included relative to place
The remotely located memorizer of reason device 201, these remote memories can be by network connections to terminal.The example bag of above-mentioned network
Include but be not limited to the Internet, intranet, LAN, mobile radio communication and combinations thereof.
Above-mentioned transmitting device 205 for data are received or sent via network, can be also used for processor with
Data transfer between memorizer.Above-mentioned network instantiation may include cable network and wireless network.In an example,
Transmitting device 205 includes a network adapter (Network Interface Controller, NIC), and which can pass through netting twine
It is connected with router so as to be communicated with the Internet or LAN with other network equipments.In an example, transmission dress
205 are put for radio frequency (Radio Frequency, RF) module, which is used to wirelessly be communicated with the Internet.
Wherein, specifically, memorizer 203 is used to store application program.
Processor 201 can pass through the application program that transmitting device 205 calls memorizer 203 to store, to perform following steps
Suddenly：Obtain the first live data streams；First live data streams are carried out turning encapsulation operation, the second live data streams are obtained, wherein,
Second live data streams include multiple live fragments；Obtain the target fragment in multiple live fragments；Target fragment is carried out
Shot operation, obtains picture corresponding with the first live flow data.
Processor 201 is additionally operable to perform following step：Index file is obtained from the second live data streams, wherein, index
In file, record has fragment list；According to fragment list, target fragment is obtained from the second live data streams.
Processor 201 is additionally operable to perform following step：It is determined that currently performing the intercepting time of shot operation；From fragment list
In, read and intercept corresponding segment information of time；The target patch pointed by piece segment information is obtained from the second live data streams
Section.
Alternatively, the intercepting time include：Last time obtains the time of the first live data streams, and/or, with last intercepting
The time of time interval scheduled duration.
Processor 201 is additionally operable to perform following step：Every scheduled duration, the first live number is obtained from stream the reception server
According to stream；Or after a shot operation has been performed, the first live data streams are obtained from stream the reception server.
Processor 201 is additionally operable to perform following step：Decapsulation process is carried out to the first live data streams, is decapsulated
Data；Enter row format conversion to decapsulating data, obtain change data；Change data is packaged, the second live number is obtained
According to stream.
Alternatively, picture includes：Static images and dynamic picture.
Using the embodiment of the present invention, after the first live data streams are got its turn can be encapsulated as including multiple
Second live data streams of live fragment, and shot operation is carried out to the target fragment in multiple live fragments.In above-mentioned enforcement
In example, when shot operation is performed, without the need for from sectional drawing in complete live data streams, that is, without the need for complete live data
The operation that stream is encoded and recoded, substantially reduces coding and the handling duration recoded, and money when reducing coding
Source takes, and intercepts picture resource and consumes big, realize occupancy fewer resource in solving the problems, such as prior art from live TV stream
The effect of the shot operation to live TV stream can be completed.
Alternatively, the specific example in the present embodiment may be referred to the example described in above-described embodiment, the present embodiment
Will not be described here.
It will appreciated by the skilled person that the structure shown in Fig. 8 is only illustrated, terminal can be smart mobile phone
(such as Android phone, iOS mobile phones etc.), panel computer, palm PC and mobile internet device (Mobile Internet
Devices, MID), the terminal unit such as PAD.Fig. 8 which does not cause to limit to the structure of above-mentioned electronic installation.For example, terminal is also
May include more more than shown in Fig. 8 or less components (such as network interface, display device etc.), or with shown in Fig. 8
Different configurations.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is can
With by program come the device-dependent hardware of command terminal completing, the program can be stored in a computer-readable recording medium
In, storage medium can include：Flash disk, read only memory (Read-Only Memory, ROM), random access device (Random
Access Memory, RAM), disk or CD etc..
Embodiments of the invention additionally provide a kind of storage medium.Alternatively, in the present embodiment, above-mentioned storage medium can
For performing the program code of the processing method of live data.
Alternatively, in the present embodiment, above-mentioned storage medium may be located at multiple in the network shown in above-described embodiment
On at least one of network equipment network equipment.
Alternatively, in the present embodiment, storage medium is arranged to store the program code for being used to performing following steps：
Obtain the first live data streams；First live data streams are carried out turning encapsulation operation, the second live data streams are obtained,
Wherein, the second live data streams include multiple live fragments；Obtain the target fragment in multiple live fragments；To target fragment
Shot operation is carried out, picture corresponding with the first live flow data is obtained.
Alternatively, storage medium is also configured to store the program code for being used to performing following steps：From the second live number
According to obtaining index file in stream, wherein, in index file, record has fragment list；According to fragment list, from the second live data
Target fragment is obtained in stream.
Alternatively, storage medium is also configured to store the program code for being used to performing following steps：It is determined that current perform
The intercepting time of shot operation；From fragment list, read and intercept corresponding segment information of time；From the second live data streams
The middle target fragment obtained pointed by piece segment information.
Alternatively, the intercepting time include：Last time obtains the time of the first live data streams, and/or, with last intercepting
The time of time interval scheduled duration.
Alternatively, storage medium is also configured to store the program code for being used to performing following steps：Every scheduled duration,
The first live data streams are obtained from stream the reception server；Or after a shot operation has been performed, obtain from stream the reception server
Take the first live data streams.
Alternatively, storage medium is also configured to store the program code for being used to performing following steps：To the first live number
Decapsulation process is carried out according to stream, obtains decapsulating data；Enter row format conversion to decapsulating data, obtain change data；To turning
Change data to be packaged, obtain the second live data streams.
Alternatively, picture includes：Static images and dynamic picture.
Alternatively, the specific example in the present embodiment may be referred to the example described in above-described embodiment, the present embodiment
Will not be described here.
Alternatively, in the present embodiment, above-mentioned storage medium can be including but not limited to：USB flash disk, read only memory (ROM,
Read-Only Memory), random access memory (RAM, Random Access Memory), portable hard drive, magnetic disc or
CD etc. is various can be with the medium of store program codes.
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
If the integrated unit in above-described embodiment is realized and as independent product using in the form of SFU software functional unit
When sale or use, can be stored in the storage medium that above computer can read.Based on such understanding, the skill of the present invention
The part or all or part of the technical scheme that art scheme is substantially contributed to prior art in other words can be with soft
The form of part product is embodied, and the computer software product is stored in storage medium, is used so that one including some instructions
Platform or multiple stage computers equipment (can be personal computer, server or network equipment etc.) perform each embodiment institute of the invention
State all or part of step of method.
In the above embodiment of the present invention, the description to each embodiment all emphasizes particularly on different fields, and does not have in certain embodiment
The part of detailed description, may refer to the associated description of other embodiment.
In several embodiments provided herein, it should be understood that disclosed client, other sides can be passed through
Formula is realized.Wherein, device embodiment described above is only schematic, such as the division of described unit, and only one
Kind of division of logic function, can have when actually realizing other dividing mode, such as multiple units or component can with reference to or
Another system is desirably integrated into, or some features can be ignored, or do not performed.It is another, it is shown or discussed it is mutual it
Between coupling or direct-coupling or communication connection can be INDIRECT COUPLING or communication link by some interfaces, unit or module
Connect, can be electrical or other forms.
The unit as separating component explanation can be or may not be it is physically separate, it is aobvious as unit
The part for showing can be or may not be physical location, you can local to be located at one, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected according to the actual needs to realize the mesh of this embodiment scheme
's.
In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to which two or more units are integrated in a unit.Above-mentioned integrated list
Unit both can be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (14)
1. a kind of processing method of live data, it is characterised in that include：
Obtain the first live data streams；
First live data streams are carried out turning encapsulation operation, the second live data streams are obtained, wherein, the second live number
Include multiple live fragments according to stream；
Obtain the target fragment in the plurality of live fragment；
Shot operation is carried out to the target fragment, picture corresponding with the described first live flow data is obtained.
2. method according to claim 1, it is characterised in that obtain the target fragment bag in the plurality of live fragment
Include：
Index file is obtained from second live data streams, wherein, in the index file, record has fragment list；
According to the fragment list, the target fragment is obtained from second live data streams.
3. method according to claim 2, it is characterised in that according to the fragment list, from second live data
The target fragment is obtained in stream to be included：
It is determined that currently performing the intercepting time of shot operation；
From fragment list, read and corresponding segment information of the intercepting time；
The target fragment pointed by described segment information is obtained from second live data streams.
4. method according to claim 3, it is characterised in that the intercepting time includes：It is straight that last time obtains first
The time of multicast data stream, and/or, with the last time for intercepting time interval scheduled duration.
5. method according to claim 1, it is characterised in that obtaining the first live data streams includes：
Every scheduled duration, first live data streams are obtained from stream the reception server；Or
After the shot operation has been performed once, first live data streams are obtained from the stream the reception server.
6. method according to claim 1, it is characterised in that carry out turning encapsulation operation to first live data streams,
Obtaining the second live data streams includes：
Decapsulation process is carried out to first live data streams, obtains decapsulating data；
Row format conversion is entered to the decapsulation data, change data is obtained；
The change data is packaged, second live data streams are obtained.
7. method according to claim 1, it is characterised in that the picture includes：Static images and dynamic picture.
8. a kind of processing meanss of live data, it is characterised in that include：
First acquisition unit, for obtaining the first live data streams；
Turn encapsulation unit, for carrying out turning encapsulation operation to first live data streams, obtain the second live data streams, its
In, second live data streams include multiple live fragments；
Second acquisition unit, for obtaining the target fragment in the plurality of live fragment；
Sectional drawing unit, for carrying out shot operation to the target fragment, obtains figure corresponding with the described first live flow data
Piece.
9. device according to claim 8, it is characterised in that the first acquisition unit includes：
First acquisition module, for obtaining index file from second live data streams, wherein, remember in the index file
Record has fragment list；
Second acquisition module, for according to the fragment list, obtaining the target fragment from second live data streams.
10. device according to claim 9, it is characterised in that second acquisition module specifically for：
It is determined that currently performing the intercepting time of shot operation；
From fragment list, read and corresponding segment information of the intercepting time；
The target fragment pointed by described segment information is obtained from second live data streams.
11. devices according to claim 10, it is characterised in that the intercepting time includes：Last time obtains first
The time of live data streams, and/or, with the last time for intercepting time interval scheduled duration.
12. devices according to claim 8, it is characterised in that the first acquisition unit specifically for：
Every scheduled duration, first live data streams are obtained from stream the reception server；Or
After the shot operation has been performed once, first live data streams are obtained from the stream the reception server.
13. devices according to claim 8, it is characterised in that it is described turn encapsulation unit specifically for：
Decapsulation process is carried out to first live data streams, obtains decapsulating data；
Row format conversion is entered to the decapsulation data, change data is obtained；
The change data is packaged, second live data streams are obtained.
14. devices according to claim 8, it is characterised in that the picture includes：Static images and dynamic picture.
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