CN104202683A - Method and device for acquiring a program in on-demand stream - Google Patents
Method and device for acquiring a program in on-demand stream Download PDFInfo
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- CN104202683A CN104202683A CN201410088567.9A CN201410088567A CN104202683A CN 104202683 A CN104202683 A CN 104202683A CN 201410088567 A CN201410088567 A CN 201410088567A CN 104202683 A CN104202683 A CN 104202683A
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Abstract
The present invention discloses a method and device for acquiring a program in an on-demand stream. The method comprises: acquiring a beginning time point and an ending time point of the program; and acquiring the program in an on-demand stream corresponding to the program according to the beginning time point and the ending time point. The method and the device are used for automatically acquiring video files of the program as desired from the on-demand stream, save efforts and resources and reduce costs for acquiring video files for the program.
Description
Technical field
The present invention relates to field of computer technology, relate in particular to a kind of method and device that obtains program in program request stream.
Background technology
At present, along with the fast development of the Internet, the Internet has become important part in people's life.The Internet can provide much convenient for user, as shopping, social and see a film, see TV etc.Wherein, by internet viewing TV programme, also come into vogue, user can pass through some video softwares or video website direct viewing TV programme on the internet thereupon.Sometimes if people may miss former and just can only wait the replay of TV station because some is former thereby missed the TV programme of oneself liking, and present user can be by internet viewing these programs that miss.
The program that user watches in the Internet is that Internet firm intercepts out after this program broadcasts from the program request stream at this program place, and uploads on the Internet.And program needs manually this program request to be flow to row filter when intercepting, and get ready and make marks at these program position head and run-out place in program request stream, and then with video editing instrument, the intercepting from program request stream of this program out, is obtained to the complete video file of this program.But a large amount of manpower and materials have been wasted in artificial intercepting, make when obtaining program, to lose time and waste of manpower.
Summary of the invention
The embodiment of the present invention provides a kind of method and device that obtains program in program request stream, for realizing the video file that automatically obtains needed program from program request stream, uses manpower and material resources sparingly, and reduces the cost of the video file that obtains program.
A method of obtaining program in program request stream, comprises the following steps: the time started point and the end time point that obtain program; According to described time started point and point of described end time, in program request stream corresponding to described program, obtain described program.Do not need the time started point and end time point that by manually getting ready, obtain program in video, by the time started point and the position of end time point judgement program in program request stream of the program that gets, and from program request stream, intercepting is out by program again.In the time need to obtaining the video file of program, do not need manually to intercept again, realize automatic acquisition program.
Preferably, described in obtain time started point and the end time point of program, comprising: the live TV stream that obtains the corresponding channel of program head video information, run-out video information and described program; According to described head video information and run-out video information, in described live TV stream, determine the time started point of described program and the end time point of described program, and record described time started point and described end time point.By program head video information, run-out video information, in the live TV stream of channel corresponding to program, determine the time started point of program and the end time point of program, can automatic accurately get the time started point and end time point of program, not need manually in this live TV stream, to search time started point and the end time point of this program.
Preferably, described in obtain program head video information, run-out video information, comprising: head video time and the run-out video time of determining described program; From network terminal, download the historical broadcast information of described program; According to the head video time of described program and run-out video time, from the historical broadcast information of the described program of download, obtain head video information and the run-out video information of described program.During by definite program head video and run-out reproduction time, from the program of having downloaded, obtain head video information and the run-out video information of this program.The head video information of obtaining program and run-out video information that can be automatic accurate, get head video information and run-out video information more efficiently.
Preferably, described according to described head video information and run-out video information, in described live TV stream, determine the time started point of described program and the end time point of described program, and record described time started point and described end time point, comprising: mate described head video information and described live TV stream; If described head video information is mated with described live TV stream, the time started point using described live TV stream time point now as described program, and record described time started point; Mate described run-out video information and described live TV stream; If described run-out video information is mated with described live TV stream, the end time point using described live TV stream time point now as described program, and record described end time point.By mate head video information and run-out video information in live TV stream, judge time started point and the end time point of this program.The head video information and the run-out video information that due to program, start are to be all fixing, so by mate head video information and run-out video information in live TV stream, the time started of automatic acquisition program puts and end time point accurately.
In program request stream, obtain a joint destination device, comprising: acquisition module and interception module, acquisition module, for obtaining time started point and the end time point of program; Interception module for according to described time started point and point of described end time, obtains described program in program request stream corresponding to described program.
Acquisition module, comprising: acquiring unit and record cell, and acquiring unit, for obtaining the live TV stream of the corresponding channel of program head video information, run-out video information and described program; Record cell for according to described head video information and run-out video information, is determined the time started point of described program and the end time point of described program in described live TV stream, and records described time started point and described end time point.
Described acquiring unit, comprising: determine secondary units, download secondary units and intercepting secondary units, determine secondary units, for determining head video time and the run-out video time of described program; Download secondary units, for download the historical broadcast information of described program from network terminal; Intercepting secondary units, for obtaining head video information and the run-out video information of described program according to the head video time of described program and run-out video time from the historical broadcast information of the described program of download.
Described record cell, comprising: the first coupling secondary units, first records secondary units, the second coupling secondary units and second records secondary units, and the first coupling secondary units, for mating described head video information and described live TV stream; First records secondary units, if mate with described live TV stream for described head video information, and the time started point using described live TV stream time point now as described program, and record described time started point; The second coupling secondary units, for mating described run-out video information and described live TV stream; Second records secondary units, if mate with described live TV stream for described run-out video information, and the end time point using described live TV stream time point now as described program, and record described end time point.
Other features and advantages of the present invention will be set forth in the following description, and, partly from specification, become apparent, or understand by implementing the present invention.Object of the present invention and other advantages can be realized and be obtained by specifically noted structure in the specification write, claims and accompanying drawing.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification, for explaining the present invention, is not construed as limiting the invention together with embodiments of the present invention.In the accompanying drawings:
Fig. 1 is a kind of flow chart that obtains the method for program in program request stream in the embodiment of the present invention;
Fig. 2 is a kind of flow chart that obtains the concrete grammar of program in program request stream in the embodiment of the present invention;
Fig. 3 is a kind of structural representation that obtains joint destination device in program request stream of the embodiment of the present invention;
Fig. 4 is a kind of schematic diagram that obtains the acquisition module of joint destination device in program request stream of the embodiment of the present invention;
Fig. 5 is a kind of schematic diagram that obtains the acquiring unit of joint destination device in program request stream of the embodiment of the present invention;
Fig. 6 is a kind of schematic diagram that obtains the record cell of joint destination device in program request stream of the embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein, only for description and interpretation the present invention, is not intended to limit the present invention.
As shown in Figure 1, a kind of method of obtaining program in program request stream, concrete implementation step is as follows:
Step 101, obtains the time started of program and puts and end time point;
Step 102 according to time started point and point of described end time, is obtained described program in program request stream corresponding to program.
The embodiment of the present invention provides a kind of method of obtaining program in program request stream, by obtaining time started point and the end time point of program, from program request stream corresponding to program, obtains program video file.User can carry out program request to the TV programme of playing on TV on the internet, but the video flowing producing while televising has comprised program and has play other TV programme and the advertisement of front and back, so in order to facilitate user only to watch a program video file of this program need to be intercepted out from video flowing, and present technical method is by manually watching whole video flowing, and in video flowing, by the mode of getting ready, mark the video file of this program, by the video file of this program, from video flowing, copolymerization is out again, so, lose time and waste of manpower.The present embodiment provides a kind of method of obtaining program in program request stream, automatically identifies the position of program in program request stream, and program video file is intercepted out from program request stream by time started point and the end time point of program.The time of having saved has also been saved manually.
In step 101, obtain time started point and the end time point of program and can realize by option A 1.Option A 1: the live TV stream that obtains the corresponding channel of program head video information, run-out video information and program; According to head video information and run-out video information, in live TV stream, determine the time started point of program and the end time point of program, and recording start time point and end time point.By the head video information and the run-out video information automatic accurate time started point and end time point that gets program in the live TV stream of program that get, do not need the time started of obtaining again program in video by manually getting ready to put and end time point, do not need manually in this live TV stream, to search time started point and the end time point of this program.。
In steps A 1, the scheme of obtaining program head video information and run-out video information comprises option b 1, determines head video time and the run-out video time of program; Historical broadcast information from network terminal program downloading; According to the head video time of program and run-out video time, from the historical broadcast information of the program of download, obtain head video information and the run-out video information of program.In one grade of program because head video and run-out video are fixed, so head video time and run-out video time are also fixed, by head video time and run-out video time, can head video information and run-out video information be intercepted out accurately from the program of having downloaded.
In steps A 1, according to head video information and run-out video information, in live TV stream, determine the time started point of program and the end time point of program, and the scheme of recording start time point and end time point comprises, scheme C1, coupling head video information and live TV stream; If head video information is mated with live TV stream, the time started point using live TV stream time point now as program, and recording start time point; Coupling run-out video information and live TV stream; If run-out video information is mated with live TV stream, the end time point using live TV stream time point now as program, and record end time point.
The embodiment of the present invention provides a kind of method of obtaining program in program request stream.By determining that the historical broadcast information of head video time, run-out video time and this program of required intercepting program obtains head video information and the run-out video information of program, and by head video information and run-out video information, in the corresponding live TV stream of this program, determine time started point and the end time point of this program, and in including the program request stream of this program according to time started point and this program of end time point intercepting.Realized do not need manually to watch and in program request stream with the time started point and end time point of the required intercepting program of mode mark got ready, can automatic acquisition required programs.And when TV programme is play, can realize the intercepting to TV programme, the time of having saved has also been saved manual operation.
Below by several exemplary embodiments, introduce in detail the technical scheme that the embodiment of the present invention provides.
Embodiment mono-
As shown in Figure 2, the present embodiment one provides a kind of method of obtaining program in program request stream, and concrete implementation step is as follows:
Step 201, determines head video time and the run-out video time of program, and writes in tsf file.Tsf file is that text service framework is simple, an extendible framework, can enable senior text input and natural language technology for application program.
Step 202, from the historical broadcast information of network terminal program downloading.
Step 203 is obtained head video information and the run-out video information of program according to the head video time of program and run-out video time from the historical broadcast information of the program of download.According to the head video time of program and run-out video time, the video after downloading is cut with Video processing instrument, generate corresponding head video file and run-out video file.
Step 204, obtains the live TV stream of the corresponding channel of program.Live TV stream is the video flowing of TV programme while playing.
Step 205, coupling head video information and live TV stream; If head video information is mated with live TV stream, perform step 206.
Step 206, if head video information mate with live TV stream, the time started point using live TV stream time point now as program, and in tsf file recording start time point.
Step 207, coupling run-out video information and live TV stream; If run-out video information is mated with live TV stream, perform step 208.
Step 208, if run-out video information mate with live TV stream, the end time point using live TV stream time point now as program, and in tsf file record end time point.
Step 209 according to time started point and end time point, is obtained program in program request stream corresponding to program.Program request stream is formed video flowing after finishing playing in TV when program broadcasting.
For example, obtain the video file of program < < FFFF > >, only need to determine head video time and the run-out video information of < < FFFF > >, the head video time of supposing known < < FFFF > > is 13:01:30 on the 20th in January 13:00:00 to 2014 year on the 20th January in 2014, run-out video time is 13:30:00 on the 20th in January 13:28:30 to 2014 year on the 20th January in 2014, head video time information and the run-out temporal information of < < FFFF > > are preset in TSF file, and flow in the program request of network terminal download < < FFFF > >, according to head video time information and the run-out video time information of < < FFFF > >, in program request stream, by Video processing instrument, head video information and run-out video information are intercepted out and are kept in TSF file.When the < < FFFF > > next period, replayed when on January 28th, 2014,09:00:00 broadcasted, the live TV stream of Real-time Obtaining < < FFFF > > place channel, and contrast acquired < < FFFF > > file head video information, the live TV stream of run-out video information and the < < FFFF > > place channel that gets.If in live TV stream in contrast during the head video information of < < FFFF > >, determine that time point is now that the time started point of < < FFFF > > is 09:00:00 on January 28th, 2014, and in TSF file recording start time point; In live TV stream in contrast during the run-out video information of < < FFFF > >, determine that time point is now that the end time point of < < FFFF > > is 09:30:00 on January 28th, 2014, and in TSF file record end time point.According to the time started point recording in TSF file and end time point, from program request stream, by Video processing instrument, intercept and generate the video file of < < FFFF > > when broadcasting on January 28th, 2014.Because same program may exist different editions, and the time period of different editions when broadcasting is also different, if while wanting to get this program of all versions, needs the program request stream of the channel of all these programs of existence to carry out intercept operation.And the embodiment of the present invention only need determine that the head video time information of a version of this program and run-out video time information can be truncated to the video file of all versions of this program from program request stream, improved the efficiency of intercepting program video file, the cost having produced when also program has been economized intercepting program video file.
The embodiment of the present invention provides a kind of method of obtaining program in program request stream.By determining that the historical broadcast information of head video time, run-out video time and this program of required intercepting program obtains head video information and the run-out video information of program, and by head video information and run-out video information, in the corresponding live TV stream of this program, determine time started point and the end time point of this program, and in including the program request stream of this program according to time started point and this program of end time point intercepting.Realized do not need manually to watch and in program request stream with the time started point and end time point of the required intercepting program of mode mark got ready, can automatic acquisition required programs.And when TV programme is play, can realize the intercepting to TV programme, the time of having saved has also been saved manual operation.
More than described a kind of method implementation procedure of obtaining program in program request stream, this process can be realized by device, below built-in function and the structure of device is introduced.
As shown in Figure 3, a kind ofly in program request stream, obtain joint destination device, comprising: acquisition module 301 and interception module 302, acquisition module 301, for obtaining time started point and the end time point of program; Interception module 302 for according to time started point and end time point, obtains program in program request stream corresponding to program.
As shown in Figure 4, acquisition module 301, comprising: acquiring unit 401 and record cell 402, and acquiring unit 401, for obtaining the live TV stream of the corresponding channel of program head video information, run-out video information and program; Record cell 402 for according to head video information and run-out video information, is determined the time started point of program and the end time point of program in live TV stream, and recording start time point and end time point.
As shown in Figure 5, acquiring unit 401, comprising: determine secondary units 501, download secondary units 502 and intercepting secondary units 503, determine secondary units 501, for determining head video time and the run-out video time of program; Download secondary units 502, for the historical broadcast information from network terminal program downloading; Intercepting secondary units 503, for obtaining head video information and the run-out video information of program according to the head video time of program and run-out video time from the historical broadcast information of the program of download.
As shown in Figure 6, record cell 402, comprise: the first coupling secondary units 601, first records secondary units 602, the second coupling secondary units 603 and second records secondary units 604, the first coupling secondary units 601, for mating head video information and live TV stream; First records secondary units 602, if mate with live TV stream for head video information, and the time started point using live TV stream time point now as program, and recording start time point; The second coupling secondary units 603, for mating run-out video information and live TV stream; Second records secondary units 604, if mate with live TV stream for run-out video information, and the end time point using live TV stream time point now as program, and record end time point.
Those skilled in the art should understand, embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt complete hardware implementation example, implement software example or in conjunction with the form of the embodiment of software and hardware aspect completely.And the present invention can adopt the form that wherein includes the upper computer program of implementing of computer-usable storage medium (including but not limited to magnetic disc store and optical memory etc.) of computer usable program code one or more.
The present invention is with reference to describing according to flow chart and/or the block diagram of the method for the embodiment of the present invention, equipment (system) and computer program.Should understand can be in computer program instructions realization flow figure and/or block diagram each flow process and/or the flow process in square frame and flow chart and/or block diagram and/or the combination of square frame.Can provide these computer program instructions to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, the instruction of carrying out by the processor of computer or other programmable data processing device is produced for realizing the device in the function of flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame appointments.
These computer program instructions also can be stored in energy vectoring computer or the computer-readable memory of other programmable data processing device with ad hoc fashion work, the instruction that makes to be stored in this computer-readable memory produces the manufacture that comprises command device, and this command device is realized the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make to carry out sequence of operations step to produce computer implemented processing on computer or other programmable devices, thereby the instruction of carrying out is provided for realizing the step of the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame on computer or other programmable devices.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (8)
1. in program request stream, obtain a method for program, it is characterized in that, comprise the following steps:
Obtain time started point and the end time point of program;
According to described time started point and point of described end time, in program request stream corresponding to described program, obtain described program.
2. the method for claim 1, is characterized in that, described in obtain time started point and the end time point of program, comprising:
Obtain the live TV stream of the corresponding channel of program head video information, run-out video information and described program;
According to described head video information and run-out video information, in described live TV stream, determine the time started point of described program and the end time point of described program, and record described time started point and described end time point.
3. method as claimed in claim 2, is characterized in that, described in obtain program head video information, run-out video information, comprising:
Determine head video time and the run-out video time of described program;
From network terminal, download the historical broadcast information of described program;
According to the head video time of described program and run-out video time, from the historical broadcast information of the described program of download, obtain head video information and the run-out video information of described program.
4. method as claimed in claim 2, it is characterized in that, described according to described head video information and run-out video information, in described live TV stream, determine the time started point of described program and the end time point of described program, and record described time started point and described end time point, comprising:
Mate described head video information and described live TV stream;
If described head video information is mated with described live TV stream, the time started point using described live TV stream time point now as described program, and record described time started point;
Mate described run-out video information and described live TV stream;
If described run-out video information is mated with described live TV stream, the end time point using described live TV stream time point now as described program, and record described end time point.
5. in program request stream, obtain a joint destination device, it is characterized in that, comprising: acquisition module and interception module,
Acquisition module, for obtaining time started point and the end time point of program;
Interception module for according to described time started point and point of described end time, obtains described program in program request stream corresponding to described program.
6. device as claimed in claim 5, is characterized in that, acquisition module comprises: acquiring unit and record cell,
Acquiring unit, for obtaining the live TV stream of the corresponding channel of program head video information, run-out video information and described program;
Record cell for according to described head video information and run-out video information, is determined the time started point of described program and the end time point of described program in described live TV stream, and records described time started point and described end time point.
7. device as claimed in claim 6, is characterized in that, described acquiring unit, comprising: determine secondary units, download secondary units and intercepting secondary units,
Determine secondary units, for determining head video time and the run-out video time of described program;
Download secondary units, for download the historical broadcast information of described program from network terminal;
Intercepting secondary units, for obtaining head video information and the run-out video information of described program according to the head video time of described program and run-out video time from the historical broadcast information of the described program of download.
8. device as claimed in claim 6, is characterized in that, described record cell, comprising: the first coupling secondary units, first records secondary units, the second coupling secondary units and second records secondary units,
The first coupling secondary units, for mating described head video information and described live TV stream;
First records secondary units, if mate with described live TV stream for described head video information, and the time started point using described live TV stream time point now as described program, and record described time started point;
The second coupling secondary units, for mating described run-out video information and described live TV stream;
Second records secondary units, if mate with described live TV stream for described run-out video information, and the end time point using described live TV stream time point now as described program, and record described end time point.
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| CN201410088567.9A CN104202683A (en) | 2014-03-11 | 2014-03-11 | Method and device for acquiring a program in on-demand stream |
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| CN201410088567.9A CN104202683A (en) | 2014-03-11 | 2014-03-11 | Method and device for acquiring a program in on-demand stream |
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| CN105578289A (en) * | 2015-12-15 | 2016-05-11 | 无锡天脉聚源传媒科技有限公司 | Plan video dotting method and device |
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| CN108769731A (en) * | 2018-05-25 | 2018-11-06 | 北京奇艺世纪科技有限公司 | The method, apparatus and electronic equipment of target video segment in a kind of detection video |
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