CN104822087A - Processing method and apparatus of video segment - Google Patents
Processing method and apparatus of video segment Download PDFInfo
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- CN104822087A CN104822087A CN201510219043.3A CN201510219043A CN104822087A CN 104822087 A CN104822087 A CN 104822087A CN 201510219043 A CN201510219043 A CN 201510219043A CN 104822087 A CN104822087 A CN 104822087A
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- 238000003672 processing method Methods 0.000 title claims abstract description 14
- 239000012634 fragment Substances 0.000 claims abstract description 139
- 238000005520 cutting process Methods 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 26
- 238000012545 processing Methods 0.000 claims description 24
- 230000008569 process Effects 0.000 abstract description 16
- 238000010586 diagram Methods 0.000 description 12
- 238000004590 computer program Methods 0.000 description 7
- 238000007596 consolidation process Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
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- 238000012986 modification Methods 0.000 description 3
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- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/44016—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving splicing one content stream with another content stream, e.g. for substituting a video clip
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/23424—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving splicing one content stream with another content stream, e.g. for inserting or substituting an advertisement
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Abstract
The invention discloses a processing method and apparatus of a video segment. With the method and apparatus, video data of a video segment that has been processed by cutting and combination can be protected from being lost. The method comprises: obtaining a video file formed by a plurality of TS stream fragment files; selecting a video segment from the video file and combining all TS stream fragment files of the video segment to generate a new video file; and according to an initial point and an ending point, of the video segment, carrying out cutting on the video file. On the basis of the scheme, because all TS stream fragment files of the to-be-cut video segment are combined and then are cut and combined, no video data loss phenomenon occurs during the editing process of cutting and combination, thereby avoiding re editing after data loss. Therefore, the editing efficiency is improved and the user experience is enhanced.
Description
Technical field
The present invention relates to Internet technical field, particularly a kind of processing method of video-frequency band and device.
Background technology
Along with the development of science and technology, comprehensive resource abundant to all kinds of films and television programs, news, broadcast, chat, education and game etc. is carried out representing shared by TV of today and the Internet with the form of video, therefore video has become people's work, study, the social and irreplaceable important way of amusement and recreation.
At present, in the video obtained at first after photographing, all contain useful, carry out the video-frequency band play at follow-up needs, also contains useless, in the follow-up video-frequency band not needing to carry out playing, therefore user needs by useful video-frequency band cutting out usually, then cutting useful video-frequency band is out merged.At present, fragment file is flowed owing to comprising multiple TS in a transport stream video file, and each TS flows the duration that fragment file is about 10 seconds, therefore in video file, the starting point of the video-frequency band of cutting can be positioned at the centre position that a TS flows fragment file, and its end point also can be positioned at the centre position that another TS flows fragment file, now, if directly flow the centre position cutting separately of fragment file from two TS, then video data can be lost; Or, the video-frequency band of cutting is needed to be the wherein part that certain TS flows fragment file, also namely its starting point and end point flow in fragment file at same TS, if when now needing its cutting and this video-frequency band after cutting and other video-frequency band merged, the situation of obliterated data also can be there is.
Summary of the invention
The invention provides a kind of processing method and device of video-frequency band, the video data in order to protection cutting and the video-frequency band after merging is not lost.
According to the first aspect of the embodiment of the present invention, a kind of processing method of video-frequency band is provided, comprises:
Obtain the video file be made up of multiple TS stream fragment file;
Selecting video section in described video file, and after all being merged by the described TS stream fragment file at described video-frequency band place, generate new video file;
According to the starting point of described video-frequency band and end point, new described video file is cut.
In one embodiment, described in described video file selecting video section, and the described TS at described video-frequency band place is flowed after fragment file all merges, generates new video file, comprising:
Selecting video section in described video file;
Flow the starting point and the end point that mark described video-frequency band in fragment file at described TS, and the TS of the starting point and end point difference place that record described video-frequency band flows fragment file;
The TS TS flowed between the starting point of fragment file and described video-frequency band and end point at the starting point of described video-frequency band and end point place is respectively flowed after fragment file all merges, generate new video file.
In one embodiment, described in described video file selecting video section, and the described TS at described video-frequency band place is flowed after fragment file all merges, generates new video file, also comprise:
In described video file, choose the first merging video-frequency band and second merge video-frequency band;
Flow in fragment file the starting point and the end point that mark the described first starting point merging video-frequency band and end point and described second respectively and merges video-frequency band at described TS, and record the starting point of described first merging video-frequency band and end point and described second and merge the TS that the starting point of video-frequency band and end point distinguish place and flow fragment file;
The TS merging the starting point of video-frequency band and end point place respectively by described first flows fragment file, described first TS merged between the starting point of video-frequency band and end point and flows TS that fragment file, described second merges the starting point of video-frequency band and end point place respectively and flow fragment file, described second TS merged between the starting point of video-frequency band and end point and flow after fragment file all merges, and generates new video file.
In one embodiment, the described starting point according to described video-frequency band and end point are cut new described video file, comprising:
Merges the starting point of video-frequency band and end point is cut new described video file in the described first starting point and end point and described second merging video-frequency band, obtain described first merging video-frequency band to be combined and described second merging video-frequency band;
Merge video-frequency band and described second by described first and merge video-frequency band merging.
In one embodiment, described in described video file selecting video section, and the described TS at described video-frequency band place is flowed after fragment file all merges, generates new video file, also comprise:
When choose described first merge video-frequency band and described second merge the reproduction time of video-frequency band in described video file occur occuring simultaneously time, the first merging point is labeled as by playing preceding described first starting point merging video-frequency band of initial time order, the end point playing end time sequentially posterior described first merging video-frequency band or described second merging video-frequency band is labeled as the second merging point, and records the TS stream fragment file that described first merges point and a described second merging place;
Merge TS that point and described second merges some place respectively to flow fragment file and described first and merge point and described second TS merged between point by described first and flow after fragment file all merges, generate new video file;
The described starting point according to described video-frequency band and end point are cut new described video file, also comprise:
Merge a some place at described first merging point and described second to cut new described video file, obtain the described first merging video-frequency band and described second after merging and merge video-frequency band.
According to the second aspect of the embodiment of the present invention, a kind of processing unit of video-frequency band is also provided, comprises:
Acquisition module, for obtaining the video file be made up of multiple TS stream fragment file;
Merge module, for selecting video section in described video file, and after all being merged by the described TS stream fragment file at described video-frequency band place, generate new video file;
Processing module, for cutting new described video file according to the starting point of described video-frequency band and end point.
In one embodiment, described merging module comprises:
First chooses submodule, for selecting video section in described video file;
First mark submodule, for flowing the starting point and the end point that mark described video-frequency band in fragment file at described TS, and the TS of the starting point and end point difference place that record described video-frequency band flows fragment file;
First merges submodule, for being flowed by the TS TS flowed between the starting point of fragment file and described video-frequency band and end point at the starting point of described video-frequency band and end point place respectively after fragment file all merges, generates new video file.
In one embodiment, described merging module also comprises:
Second chooses submodule, merges video-frequency band for choosing the first merging video-frequency band and second in described video file;
Second mark submodule, for flowing in fragment file the starting point and the end point that mark the described first starting point merging video-frequency band and end point and described second respectively and merges video-frequency band at described TS, and record the starting point of described first merging video-frequency band and end point and described second and merge the TS that the starting point of video-frequency band and end point distinguish place and flow fragment file;
Second merges submodule, TS for merging the starting point of video-frequency band and end point place respectively by described first flows fragment file, described first TS merged between the starting point of video-frequency band and end point and flows TS that fragment file, described second merges the starting point of video-frequency band and end point place respectively and flow fragment file, described second TS merged between the starting point of video-frequency band and end point and flow after fragment file all merges, and generates new video file.
In one embodiment, described processing module comprises:
First cutting submodule, starting point and end point and described second for merging video-frequency band described first merge the starting point of video-frequency band and end point is cut new described video file, obtain described first merging video-frequency band to be combined and described second merging video-frequency band;
Video-frequency band merges submodule, merges video-frequency band merging for merging video-frequency band and described second by described first.
In one embodiment, described merging module also comprises:
3rd mark submodule, for when choose described first merge video-frequency band and described second merge the reproduction time of video-frequency band in described video file occur occuring simultaneously time, the first merging point is labeled as by playing preceding described first starting point merging video-frequency band of initial time order, the end point playing end time sequentially posterior described first merging video-frequency band or described second merging video-frequency band is labeled as the second merging point, and records the TS stream fragment file that described first merges point and a described second merging place;
3rd merges submodule, and the TS merging some place respectively for merging point and described second by described first flows fragment file and described first and merges point and described second TS merged between point and flow after fragment file all merges, and generates new video file;
Described processing module also comprises:
Second cutting submodule, cuts new described video file for merging a some place at described first merging point and described second, obtains the described first merging video-frequency band and described second after merging and merges video-frequency band.
The technical scheme that the embodiment of the present invention provides can produce following beneficial effect: obtain the video file be made up of multiple TS stream fragment file; Selecting video section in described video file, and after all being merged by the described TS stream fragment file at described video-frequency band place, generate new video file; According to the starting point of described video-frequency band and end point, new described video file is cut.After first the TS at video-frequency band place to be cut stream fragment file all merges by the program, again it cut and merge, therefore in cutting with the editing process merged, all can not there is the situation of video data loss, and then the situation that will re-start editor after avoiding loss of data occurs, improve editorial efficiency, improve Consumer's Experience.
Other features and advantages of the present invention will be set forth in the following description, and, partly become apparent from specification, or understand by implementing the present invention.Object of the present invention and other advantages realize by structure specifically noted in write specification, claims and accompanying drawing and obtain.
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, together with embodiments of the present invention for explaining the present invention, is not construed as limiting the invention.
In the accompanying drawings:
Fig. 1 is the flow chart of the processing method of a kind of video-frequency band of the present invention according to an exemplary embodiment;
Fig. 2 is the execution mode flow chart of step S20 in the processing method of a kind of video-frequency band of the present invention according to an exemplary embodiment;
Fig. 3 is the execution mode flow chart of step S20 in the processing method of the another kind of video-frequency band of the present invention according to an exemplary embodiment;
Fig. 4 is the execution mode flow chart of step S30 in the processing method of a kind of video-frequency band of the present invention according to an exemplary embodiment;
Fig. 5 is the execution mode flow chart of step S20 and step S30 in the processing method of another video-frequency band of the present invention according to an exemplary embodiment;
Fig. 6 is the block diagram of the processing unit of a kind of video-frequency band of the present invention according to an exemplary embodiment;
Fig. 7 is the block diagram merging module 62 in the processing unit of a kind of video-frequency band of the present invention according to an exemplary embodiment;
Fig. 8 is the block diagram merging module 62 in the processing unit of the another kind of video-frequency band of the present invention according to an exemplary embodiment;
Fig. 9 is the block diagram of processing module 63 in the processing unit of a kind of video-frequency band of the present invention according to an exemplary embodiment;
Figure 10 is the block diagram merging module 62 in the processing unit of another video-frequency band of the present invention according to an exemplary embodiment;
Figure 11 is the block diagram of processing module 63 in the processing unit of another video-frequency band of the present invention according to an exemplary embodiment.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the present invention, is not intended to limit the present invention.
Disclosure embodiment provides a kind of processing method of video-frequency band, and the video data for the protection of cutting and the video-frequency band after merging is not lost.As shown in Figure 1, the method comprising the steps of S10-S30:
In step slo, obtain and flow by multiple TS (Transport Stream: transport stream) video file that fragment file forms.Also namely, in the disclosure, described video to be played is made up of multiple TS fragment stream file, and the duration of each described TS fragment stream file is very short, and each TS flows fragment file and can be about 10S.
In step S20, selecting video section in described video file, and after all being merged by the described TS stream fragment file at described video-frequency band place, generate new video file.Also be, first selecting video section determine that all TS corresponding in described video file of described video-frequency band flow fragment files in described video file, and after all TS stream fragment files at described video-frequency band place are all merged, form a new video file, in the new described video file generated after consolidation, described video-frequency band is cut out, the loss of video data in cutting process can not be caused.
In one embodiment, as shown in Figure 2, step S20 can comprise:
Step S201, in described video file selecting video section; Also be, if only need to cut a video-frequency band in described video file, then first selecting video section determine that all TS corresponding in described video file of described video-frequency band flow fragment files in described video file, determine simultaneously the starting point of described video-frequency band in described video file and end point distinguish corresponding TS and flow fragment file.
Step S202, flow the starting point and the end point that mark described video-frequency band in fragment file at described TS, and the TS that the starting point recording described video-frequency band and end point distinguish place flows fragment file; Determine in step s 201 the starting point of described video-frequency band in described video file and end point distinguish after corresponding TS flows fragment file, starting point in described video file and end point TS corresponding respectively flow the starting point and end point that mark described video-frequency band in fragment file respectively, the TS at the starting point of described video-frequency band and end point place is respectively flowed fragment file record simultaneously.
Step S203, the TS TS flowed between the starting point of fragment file and described video-frequency band and end point at the starting point of described video-frequency band and end point place respectively flowed after fragment file all merges, generate new video file.Also be, after all TS stream fragment files (TS that the TS at the starting point of described video-frequency band and end point difference place flows between the starting point of fragment file and described video-frequency band and end point flows fragment file) at described video-frequency band place are all merged, form a new video file, in the new described video file generated after consolidation, described video-frequency band is cut out, the loss of video data in cutting process can not be caused.
In one embodiment, as shown in Figure 3, step S20 also can comprise:
Step S204, in described video file, choose the first merging video-frequency band and second merge video-frequency band; Also be, if need to cut two video-frequency bands in described video file, and two video-frequency bands after cutting are merged, in described video file, then first choose the first merging video-frequency band and second merge video-frequency band, and determine described first merge video-frequency band and second merge video-frequency band in described video file distinguish corresponding all TS and flow fragment file, determine simultaneously described first merging video-frequency band and second merge the starting point of video-frequency band in described video file and end point distinguish corresponding TS and flow fragment file.
Step S205, flow in fragment file the starting point and the end point that mark the described first starting point merging video-frequency band and end point and described second respectively and merges video-frequency band at described TS, and record the starting point of described first merging video-frequency band and end point and described second and merge the TS that the starting point of video-frequency band and end point distinguish place and flow fragment file; Determine in step S204 described first merge video-frequency band and second merge the starting point of video-frequency band in described video file and end point distinguish after corresponding TS flows fragment file, starting point in described video file and end point TS corresponding respectively flow in fragment file and mark described first respectively and merge starting point and the end point that video-frequency band and second merges video-frequency band, merge video-frequency band and second simultaneously by described first and merge the TS that the starting point of video-frequency band and end point distinguish place and flow fragment file record.
Step S206, the TS merging the starting point of video-frequency band and end point place respectively by described first flow fragment file, described first TS merged between the starting point of video-frequency band and end point and flow TS that fragment file, described second merges the starting point of video-frequency band and end point place respectively and flow fragment file, described second TS merged between the starting point of video-frequency band and end point and flow after fragment file all merges, and generate new video file.Also be, (TS of the described first starting point and end point difference place merging video-frequency band flows fragment file all TS that described first merging video-frequency band and second merges video-frequency band place to be flowed fragment file, described first TS merged between the starting point of video-frequency band and end point flows fragment file, the TS of the described second starting point and end point difference place merging video-frequency band flows fragment file, described second TS merged between the starting point of video-frequency band and end point flow fragment file) whole merge after, form a new video file, in the new described video file generated after consolidation, described first merging video-frequency band and second is merged video-frequency band to cut out respectively, and automatically merge, the loss of video data all can not be caused in described cutting and merging process.
In step s 30, according to the starting point of described video-frequency band and end point, new described video file is cut.Also namely, in the new described video file generated in step S20, video-frequency band is cut, the loss of video data can not be caused.
In one embodiment, as shown in Figure 4, step S30 can comprise:
Step S301, merges the starting point of video-frequency band and end point is cut new described video file in the described first starting point and end point and described second merging video-frequency band, obtain described first merging video-frequency band to be combined and described second merging video-frequency band; Also be, in step S206, merging all TS that video-frequency band and second merges video-frequency band place by described first flows after fragment file all merges, form a new video file, in the new described video file generated after consolidation, described first merging video-frequency band and second is merged video-frequency band to cut out respectively, the loss of video data can not be caused in described cutting process.
Step S302, by described first merge video-frequency band and described second merge video-frequency band merge.Also namely, in step S301, described first merging video-frequency band and second is merged video-frequency band and cut out respectively, and automatically merge in this step, in described merging process, the loss of video data can not be caused equally.
In one embodiment, as shown in Figure 5, step S20 also can comprise:
Step S207, when choose described first merge video-frequency band and described second merge the reproduction time of video-frequency band in described video file occur occuring simultaneously time, the first merging point is labeled as by playing preceding described first starting point merging video-frequency band of initial time order, the end point playing end time sequentially posterior described first merging video-frequency band or described second merging video-frequency band is labeled as the second merging point, and records the TS stream fragment file that described first merges point and a described second merging place, also be, when choose in described video file in step S204 described first merge video-frequency band and second merge the reproduction time of video-frequency band in described video file occur occuring simultaneously time, now, because reproduction time overlaps, therefore cut the mode of video-frequency band in step S204 to step 206 and be not suitable for this kind of situation, now, because choose described first merges video-frequency band broadcasting initial time order front, therefore, the starting point that described first merges video-frequency band can be labeled as the first merging point, and merge described first o'clock as first cut point, need to look for reproduction time order in last play time simultaneously, now need detect described first merge video-frequency band or described second merge video-frequency band end point in which reproduction time order in the end, and the reproduction time detected order is labeled as the second merging point in the end point that last described first merges video-frequency band or described second merging video-frequency band, and merge described second o'clock as second cut point, meanwhile, the TS merging point and described second merging point place to described first flows fragment file and carries out record.
Step S208, to merge TS that point and described second merges some place respectively by described first and flow fragment file and described first and merge point and described second TS merged between point and flow after fragment file all merges, generate new video file; Occur occuring simultaneously because described first merging video-frequency band and second merges the reproduction time of video-frequency band in described video file, therefore the described first video segment merged between point and described second merging point is continuous print, now, only need to merge described first TS that point and described second merges some place respectively to flow fragment file and described first and merge point and described second TS merged between point and flow after fragment file all merges, generate new video file.
In one embodiment, as shown in Figure 5, step S30 also can comprise:
Step S303, described first merge point and described second merge some a place new described video file is cut, obtain merge after described first merge video-frequency band and described second merge video-frequency band.Also be, be merged into new video file in step S208 after, because the described first video segment merged between point and described second merging point is continuous print, therefore merging point and described second described first merges between point, do not need to cut, only need to merge a some place at described first merging point and described second to cut new described video file, and the described first merging video-frequency band and second after cutting merges video-frequency band originally continuous print, does not need the process carrying out again merging.In the process of above-mentioned cutting, the loss of video data can not be caused.
The said method that the embodiment of the present invention provides, obtains the video file be made up of multiple TS stream fragment file; Selecting video section in described video file, and after all being merged by the described TS stream fragment file at described video-frequency band place, generate new video file; According to the starting point of described video-frequency band and end point, new described video file is cut.After first the TS at video-frequency band place to be cut stream fragment file all merges by the program, again it cut and merge, therefore in cutting with the editing process merged, all can not there is the situation of video data loss, and then the situation that will re-start editor after avoiding loss of data occurs, improve editorial efficiency, improve Consumer's Experience.
The processing method of the video-frequency band that the corresponding embodiment of the present invention provides, the present invention also provides the processing unit of video-frequency band, and as shown in Figure 6, this device can comprise:
Acquisition module 61, for obtaining the video file be made up of multiple TS stream fragment file;
Merge module 62, for selecting video section in described video file, and after all being merged by the described TS stream fragment file at described video-frequency band place, generate new video file;
Processing module 63, for cutting new described video file according to the starting point of described video-frequency band and end point.
In one embodiment, as shown in Figure 7, described merging module 62 comprises:
First chooses submodule 621, for selecting video section in described video file;
First mark submodule 622, for flowing the starting point and the end point that mark described video-frequency band in fragment file at described TS, and the TS of the starting point and end point difference place that record described video-frequency band flows fragment file;
First merges submodule 623, for being flowed by the TS TS flowed between the starting point of fragment file and described video-frequency band and end point at the starting point of described video-frequency band and end point place respectively after fragment file all merges, generates new video file.
In one embodiment, as shown in Figure 8, described merging module 62 also comprises:
Second chooses submodule 624, merges video-frequency band for choosing the first merging video-frequency band and second in described video file;
Second mark submodule 625, for flowing in fragment file the starting point and the end point that mark the described first starting point merging video-frequency band and end point and described second respectively and merges video-frequency band at described TS, and record the starting point of described first merging video-frequency band and end point and described second and merge the TS that the starting point of video-frequency band and end point distinguish place and flow fragment file;
Second merges submodule 626, TS for merging the starting point of video-frequency band and end point place respectively by described first flows fragment file, described first TS merged between the starting point of video-frequency band and end point and flows TS that fragment file, described second merges the starting point of video-frequency band and end point place respectively and flow fragment file, described second TS merged between the starting point of video-frequency band and end point and flow after fragment file all merges, and generates new video file.
In one embodiment, as shown in Figure 9, described processing module 63 comprises:
First cutting submodule 631, starting point and end point and described second for merging video-frequency band described first merge the starting point of video-frequency band and end point is cut new described video file, obtain described first merging video-frequency band to be combined and described second merging video-frequency band;
Video-frequency band merges submodule 632, merges video-frequency band merging for merging video-frequency band and described second by described first.
In one embodiment, as shown in Figure 10, described merging module 62 also comprises:
3rd mark submodule 627, for when choose described first merge video-frequency band and described second merge the reproduction time of video-frequency band in described video file occur occuring simultaneously time, the first merging point is labeled as by playing preceding described first starting point merging video-frequency band of initial time order, the end point playing end time sequentially posterior described first merging video-frequency band or described second merging video-frequency band is labeled as the second merging point, and records the TS stream fragment file that described first merges point and a described second merging place;
3rd merges submodule 628, and the TS merging some place respectively for merging point and described second by described first flows fragment file and described first and merges point and described second TS merged between point and flow after fragment file all merges, and generates new video file;
In one embodiment, as shown in figure 11, described processing module 63 also comprises:
Second cutting submodule 633, cuts new described video file for merging a some place at described first merging point and described second, obtains the described first merging video-frequency band and described second after merging and merges video-frequency band.
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 the form of complete hardware embodiment, completely software implementation or the embodiment in conjunction with software and hardware aspect.And the present invention can adopt in one or more form wherein including the upper computer program implemented of computer-usable storage medium (including but not limited to magnetic disc store and optical memory etc.) of computer usable program code.
The present invention describes with reference to according to the flow chart of the method for the embodiment of the present invention, equipment (system) and computer program and/or block diagram.Should understand can by the combination of the flow process in each flow process in computer program instructions realization flow figure and/or block diagram and/or square frame and flow chart and/or block diagram and/or square frame.These computer program instructions can being provided to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, making the instruction performed by the processor of computer or other programmable data processing device produce device for realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be stored in can in the computer-readable memory that works in a specific way of vectoring computer or other programmable data processing device, the instruction making to be stored in this computer-readable memory produces the manufacture comprising command device, and this command device realizes the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make on computer or other programmable devices, to perform sequence of operations step to produce computer implemented process, thus the instruction performed on computer or other programmable devices is provided for the step realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (10)
1. a processing method for video-frequency band, is characterized in that, comprising:
Obtain the video file be made up of multiple TS stream fragment file;
Selecting video section in described video file, and after all being merged by the described TS stream fragment file at described video-frequency band place, generate new video file;
According to the starting point of described video-frequency band and end point, new described video file is cut.
2. the method for claim 1, is characterized in that, described in described video file selecting video section, and the described TS at described video-frequency band place is flowed after fragment file all merges, generates new video file, comprising:
Selecting video section in described video file;
Flow the starting point and the end point that mark described video-frequency band in fragment file at described TS, and the TS of the starting point and end point difference place that record described video-frequency band flows fragment file;
The TS TS flowed between the starting point of fragment file and described video-frequency band and end point at the starting point of described video-frequency band and end point place is respectively flowed after fragment file all merges, generate new video file.
3. the method for claim 1, is characterized in that, described in described video file selecting video section, and the described TS at described video-frequency band place is flowed after fragment file all merges, generates new video file, also comprise:
In described video file, choose the first merging video-frequency band and second merge video-frequency band;
Flow in fragment file the starting point and the end point that mark the described first starting point merging video-frequency band and end point and described second respectively and merges video-frequency band at described TS, and record the starting point of described first merging video-frequency band and end point and described second and merge the TS that the starting point of video-frequency band and end point distinguish place and flow fragment file;
The TS merging the starting point of video-frequency band and end point place respectively by described first flows fragment file, described first TS merged between the starting point of video-frequency band and end point and flows TS that fragment file, described second merges the starting point of video-frequency band and end point place respectively and flow fragment file, described second TS merged between the starting point of video-frequency band and end point and flow after fragment file all merges, and generates new video file.
4. method as claimed in claim 3, it is characterized in that, the described starting point according to described video-frequency band and end point are cut new described video file, comprising:
Merges the starting point of video-frequency band and end point is cut new described video file in the described first starting point and end point and described second merging video-frequency band, obtain described first merging video-frequency band to be combined and described second merging video-frequency band;
Merge video-frequency band and described second by described first and merge video-frequency band merging.
5. method as claimed in claim 3, is characterized in that, described in described video file selecting video section, and the described TS at described video-frequency band place is flowed after fragment file all merges, generates new video file, also comprise:
When choose described first merge video-frequency band and described second merge the reproduction time of video-frequency band in described video file occur occuring simultaneously time, the first merging point is labeled as by playing preceding described first starting point merging video-frequency band of initial time order, the end point playing end time sequentially posterior described first merging video-frequency band or described second merging video-frequency band is labeled as the second merging point, and records the TS stream fragment file that described first merges point and a described second merging place;
Merge TS that point and described second merges some place respectively to flow fragment file and described first and merge point and described second TS merged between point by described first and flow after fragment file all merges, generate new video file;
The described starting point according to described video-frequency band and end point are cut new described video file, also comprise:
Merge a some place at described first merging point and described second to cut new described video file, obtain the described first merging video-frequency band and described second after merging and merge video-frequency band.
6. a processing unit for video-frequency band, is characterized in that, comprising:
Acquisition module, for obtaining the video file be made up of multiple TS stream fragment file;
Merge module, for selecting video section in described video file, and after all being merged by the described TS stream fragment file at described video-frequency band place, generate new video file;
Processing module, for cutting new described video file according to the starting point of described video-frequency band and end point.
7. device as claimed in claim 6, it is characterized in that, described merging module comprises:
First chooses submodule, for selecting video section in described video file;
First mark submodule, for flowing the starting point and the end point that mark described video-frequency band in fragment file at described TS, and the TS of the starting point and end point difference place that record described video-frequency band flows fragment file;
First merges submodule, for being flowed by the TS TS flowed between the starting point of fragment file and described video-frequency band and end point at the starting point of described video-frequency band and end point place respectively after fragment file all merges, generates new video file.
8. device as claimed in claim 6, it is characterized in that, described merging module also comprises:
Second chooses submodule, merges video-frequency band for choosing the first merging video-frequency band and second in described video file;
Second mark submodule, for flowing in fragment file the starting point and the end point that mark the described first starting point merging video-frequency band and end point and described second respectively and merges video-frequency band at described TS, and record the starting point of described first merging video-frequency band and end point and described second and merge the TS that the starting point of video-frequency band and end point distinguish place and flow fragment file;
Second merges submodule, TS for merging the starting point of video-frequency band and end point place respectively by described first flows fragment file, described first TS merged between the starting point of video-frequency band and end point and flows TS that fragment file, described second merges the starting point of video-frequency band and end point place respectively and flow fragment file, described second TS merged between the starting point of video-frequency band and end point and flow after fragment file all merges, and generates new video file.
9. device as claimed in claim 8, it is characterized in that, described processing module comprises:
First cutting submodule, starting point and end point and described second for merging video-frequency band described first merge the starting point of video-frequency band and end point is cut new described video file, obtain described first merging video-frequency band to be combined and described second merging video-frequency band;
Video-frequency band merges submodule, merges video-frequency band merging for merging video-frequency band and described second by described first.
10. device as claimed in claim 8, it is characterized in that, described merging module also comprises:
3rd mark submodule, for when choose described first merge video-frequency band and described second merge the reproduction time of video-frequency band in described video file occur occuring simultaneously time, the first merging point is labeled as by playing preceding described first starting point merging video-frequency band of initial time order, the end point playing end time sequentially posterior described first merging video-frequency band or described second merging video-frequency band is labeled as the second merging point, and records the TS stream fragment file that described first merges point and a described second merging place;
3rd merges submodule, and the TS merging some place respectively for merging point and described second by described first flows fragment file and described first and merges point and described second TS merged between point and flow after fragment file all merges, and generates new video file;
Described processing module also comprises:
Second cutting submodule, cuts new described video file for merging a some place at described first merging point and described second, obtains the described first merging video-frequency band and described second after merging and merges video-frequency band.
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