CN105142005A - Program recording sharing method and system - Google Patents
Program recording sharing method and system Download PDFInfo
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- CN105142005A CN105142005A CN201510604458.2A CN201510604458A CN105142005A CN 105142005 A CN105142005 A CN 105142005A CN 201510604458 A CN201510604458 A CN 201510604458A CN 105142005 A CN105142005 A CN 105142005A
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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
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
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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
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4332—Content storage operation, e.g. storage operation in response to a pause request, caching operations by placing content in organized collections, e.g. local EPG data repository
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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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/845—Structuring of content, e.g. decomposing content into time segments
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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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/845—Structuring of content, e.g. decomposing content into time segments
- H04N21/8456—Structuring of content, e.g. decomposing content into time segments by decomposing the content in the time domain, e.g. in time segments
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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]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/85—Assembly of content; Generation of multimedia applications
- H04N21/858—Linking data to content, e.g. by linking an URL to a video object, by creating a hotspot
Abstract
The invention discloses a program recording sharing method and system. During recording, a TS flow is divided into a plurality of TS fragments for recording and an index and a list document are established. The index is stored in the list document. During recording sharing, only the list document is shared and the TS fragments are not shared. The TS fragments are selected by the list document. Following the selection, only the selected TS fragments are sent, and there is no need to send the entire TS flow or multiple operations. The method and system of the invention and can accurately position specific broadcasting time points, so that the burden of a set top box is substantially reduced. The method and system are also conducive to program sharing, and are easy for users to use.
Description
Technical field
The present invention relates to the communications field, particularly relate to a kind of performance recording sharing method and system.
Background technology
Along with the development of memory technology, the decline of carrying cost, the program liked can be recorded to hard disk by PVR (personalvideorecorder) mode by more and more set-top box users, viewing high-definition program video.But user is by PVR recorded program, except watching on TV, many times user prefers the other-end equipment shared in family lan and plays, and realizes multi-terminal equipment and watches related-program simultaneously, time as Set Top Box viewing programme televised live, mobile phone terminal viewing PVR program.
Usual Set Top Box is carried out program by family lan and is shared, and in most cases takes DLNA agreement, and Set Top Box is as DMS server, and for sharing media, the terminal equipment such as mobile phone, PAD, PC is as digital media player (DMP).But, because TS stream (transport stream) is crossfire, and in DVB standard, program is all take dynamic bit rate (VariableBitRate), so be difficult to navigate to concrete play time, all need very high bandwidth by Internet Transmission F.F., rewind, this just brings very large burden to Set Top Box, be unfavorable for that carrying out program shares, affect user and use.
Summary of the invention
In view of this, be necessary to be shared with for above-mentioned program the problem that Set Top Box brings very large burden, a kind of performance recording sharing method and system are provided.
The invention provides a kind of performance recording sharing method, comprise the steps:
S10: when Set Top Box is recorded, is slit into multiple TS fragment and is recorded on memory device and sets up index to each TS fragment, create listing file, be kept in listing file by the index of each TS fragment by TS flow point complete for program;
S20: when Set Top Box is shared recording, by local area network (LAN), listing file is sent to terminal equipment, searched the TS fragment of needs by listing file by terminal equipment, after required TS fragment determined by terminal equipment, according to the index in listing file, required TS fragment is shared terminal equipment.
In an execution mode wherein, described step S10 is specially: adopt MPEGDASH agreement to record, TS flow point complete for program is slit into multiple TS fragment and is recorded on memory device.
In an execution mode wherein, described step S10 is specially: when Set Top Box is recorded, obtain the EPG information of program, in recording time, according to the rendition list in EPG, recording time is divided into the multiple cycles corresponding with the rendition list, each cycle separately records, and EPG information is added in listing file.
In an execution mode wherein, described step S10 is specially: the TS fragment recorded carried out at random name and be stored in memory device at random, and being encrypted listing file.
In an execution mode wherein, described step S20 is specially: carry out address transition to the TS fragment that will share, and is lan address by the address transition in memory device.
The present invention also provides a kind of performance recording share system, comprising:
Performance recording unit, when Set Top Box is recorded, is slit into multiple TS fragment and is recorded on memory device and sets up index to each TS fragment, create listing file, be kept in listing file by the index of each TS fragment by TS flow point complete for program;
Unit is shared in recording, when Set Top Box is shared recording, by local area network (LAN), listing file is sent to terminal equipment, searched the TS fragment of needs by listing file by terminal equipment, after required TS fragment determined by terminal equipment, according to the index in listing file, required TS fragment is shared terminal equipment.
In an execution mode wherein, described performance recording unit adopts MPEGDASH agreement to record, and TS flow point complete for program is slit into multiple TS fragment and is recorded on memory device.
In an execution mode wherein, when Set Top Box is recorded, described performance recording unit obtains the EPG information of program, in recording time, according to the rendition list in EPG, recording time is divided into the multiple cycles corresponding with the rendition list, each cycle separately records, and EPG information is added in listing file.
In an execution mode wherein, the TS fragment recorded is carried out name and is stored in memory device at random by described performance recording unit at random, and is encrypted listing file.
In an execution mode wherein, described recording is shared unit and is carried out address transition to the TS fragment that will share, and is lan address by the address transition in memory device.
Performance recording sharing method of the present invention and system, when recording, TS stream is divided into multiple TS fragment carry out recording and set up index and listing file, by index stores in listing file, when sharing recording, only first share listing file, and do not share TS fragment, TS fragment is chosen by listing file, only send the TS fragment chosen after choosing, whole TS need not be sent and flow, also not need multi-pass operation, can accurately navigate to concrete play time, thus greatly reduce the burden of Set Top Box, be beneficial to and carry out program and share, be user-friendly to.
Accompanying drawing explanation
Fig. 1 is the flow chart of the performance recording sharing method in an embodiment.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Fig. 1 is the flow chart of the performance recording sharing method in an embodiment, and as shown in Figure 1, the method comprises the steps:
S10: when Set Top Box is recorded, is slit into multiple TS fragment and is recorded on memory device and sets up index to each TS fragment, create listing file, be kept in listing file by the index of each TS fragment by TS flow point complete for program.
When Set Top Box is recorded, because the TS stream of program is all complete, record into a complete TS stream during recording, if the time of recording like this is longer, such as record 2 hours, the content recorded will be very large, and so when sharing, whole large recorded content shared away by needs, can increase the burden of Set Top Box so greatly.Therefore in this embodiment, when recording, complete TS flow point being slit into multiple TS fragment and recording, but not be record into a complete TS stream.Further, index is set up to the TS fragment of each recording, be convenient to by the memory location of index search to each TS fragment.
In further mode, adopt MPEGDASH agreement to record, TS flow point complete for program is slit into multiple TS fragment and is recorded on memory device.
Meanwhile, for checking each TS fragment, create listing file, listing file stores the index of each TS fragment, builds TS fragment list, can be checked by listing file to each TS fragment.
Due to when recording, multiple program may be had in recording time, such as recording time is 3 hours, multiple programming events such as news, advertisement, TV play are had in these 3 hours, multiple programming events can not effectively be distinguished, if user wants certain program watched wherein, then can not know program initial time, need repeatedly to attempt, which increases the burden of Set Top Box and user.For solving this problem, therefore in this embodiment, this step also comprises: when Set Top Box is recorded, obtain the EPG information of program, in recording time, according to the rendition list in EPG, recording time is divided into the multiple cycles corresponding with the rendition list, each cycle separately records, and EPG information is added in listing file.Like this, in listing file, be added with EPG information, and separately record, then accurately can find corresponding TS fragment according to EPG information, significantly reduce the burden of Set Top Box and user each cycle.
Consider in recording and have copyright and privacy requirement, for protecting the content after recording, prevent from revealing, this step also comprises: the TS fragment recorded carried out at random name and be stored at random in memory device, and being encrypted listing file.Like this, because the TS fragment in memory device is named at random and stores, listing file is encrypted, if can not be decrypted acquisition listing file to listing file, only obtaining TS fragment can not watch according to normal sequence, thus effectively protect.
S20: when Set Top Box is shared recording, by local area network (LAN), listing file is sent to terminal equipment, searched the TS fragment of needs by listing file by terminal equipment, after required TS fragment determined by terminal equipment, according to the index in listing file, required TS fragment is shared terminal equipment.
After recording completes, if need to share other-end equipment, then shared as server by Set Top Box.In this execution mode, when sharing, listing file is sent to terminal equipment, terminal equipment is searched the TS fragment of needs by listing file and is determined, according to the index of required TS fragment in listing file, required TS fragment is shared terminal equipment by Set Top Box after determining, namely, when sharing recording, only first share listing file, and do not share TS fragment, choose TS fragment by listing file like this, only send the TS fragment chosen, whole TS need not be sent and flow, also do not need multi-pass operation, thus greatly reduce the burden of Set Top Box.
In further execution mode, because the address of TS fragment in memory device can not directly be conducted interviews by local area network (LAN), therefore this step comprises: carrying out address transition to the TS fragment that will share, is lan address by the address transition in memory device.This makes it possible to directly to access TS fragment by lan address share.
This performance recording sharing method, when recording, TS stream is divided into multiple TS fragment carry out recording and set up index and listing file, by index stores in listing file, when sharing recording, only first share listing file, and do not share TS fragment, TS fragment is chosen by listing file, only send the TS fragment chosen after choosing, whole TS need not be sent and flow, also not need multi-pass operation, can accurately navigate to concrete play time, thus greatly reduce the burden of Set Top Box, be beneficial to and carry out program and share, be user-friendly to.
Meanwhile, the present invention also provides a kind of performance recording share system, and this system comprises:
Performance recording unit, when Set Top Box is recorded, is slit into multiple TS fragment and is recorded on memory device and sets up index to each TS fragment, create listing file, be kept in listing file by the index of each TS fragment by TS flow point complete for program.
When Set Top Box is recorded, because the TS stream of program is all complete, record into a complete TS stream during recording, if the time of recording like this is longer, such as record 2 hours, the content recorded will be very large, and so when sharing, whole large recorded content shared away by needs, can increase the burden of Set Top Box so greatly.Therefore in this embodiment, when recording, complete TS flow point is slit into multiple TS fragment and records by performance recording unit, but not be record into a complete TS stream.Further, index is set up to the TS fragment of each recording, be convenient to by the memory location of index search to each TS fragment.
In further mode, performance recording unit adopts MPEGDASH agreement to record, and TS flow point complete for program is slit into multiple TS fragment and is recorded on memory device.
Meanwhile, for checking each TS fragment, performance recording unit creates listing file, and listing file stores the index of each TS fragment, builds TS fragment list, can be checked by listing file to each TS fragment.
Due to when recording, multiple program may be had in recording time, such as recording time is 3 hours, multiple programming events such as news, advertisement, TV play are had in these 3 hours, multiple programming events can not effectively be distinguished, if user wants certain program watched wherein, then can not know program initial time, need repeatedly to attempt, which increases the burden of Set Top Box and user.For solving this problem, therefore in this embodiment, when Set Top Box is recorded, performance recording unit obtains the EPG information of program, in recording time, according to the rendition list in EPG, recording time is divided into the multiple cycles corresponding with the rendition list, each cycle separately records, and EPG information is added in listing file.Like this, in listing file, be added with EPG information, and separately record, then accurately can find corresponding TS fragment according to EPG information, significantly reduce the burden of Set Top Box and user each cycle.
Consider in recording and have copyright and privacy requirement, for protecting the content after recording, prevent from revealing, the TS fragment recorded is carried out name and is stored in memory device at random by performance recording unit at random, and is encrypted listing file.Like this, because the TS fragment in memory device is named at random and stores, listing file is encrypted, if can not be decrypted acquisition listing file to listing file, only obtaining TS fragment can not watch according to normal sequence, thus effectively protect.
Unit is shared in recording, when Set Top Box is shared recording, by local area network (LAN), listing file is sent to terminal equipment, searched the TS fragment of needs by listing file by terminal equipment, after required TS fragment determined by terminal equipment, according to the index in listing file, required TS fragment is shared terminal equipment.
After recording completes, if need to share other-end equipment, then shared as server by Set Top Box.In this execution mode, recording is shared when unit is shared listing file is sent to terminal equipment, terminal equipment is searched the TS fragment of needs by listing file and is determined, according to the index of required TS fragment in listing file, required TS fragment is shared terminal equipment by Set Top Box after determining, namely, when sharing recording, only first share listing file, and do not share TS fragment, TS fragment is chosen like this by listing file, only send the TS fragment chosen, whole TS need not be sent flow, also multi-pass operation is not needed, thus greatly reduce the burden of Set Top Box.
In further execution mode, because the address of TS fragment in memory device can not directly be conducted interviews by local area network (LAN), recording is shared unit and is carried out address transition to the TS fragment that will share, and is lan address by the address transition in memory device.This makes it possible to directly to access TS fragment by lan address share.
This performance recording share system, when recording, TS stream is divided into multiple TS fragment carry out recording and set up index and listing file, by index stores in listing file, when sharing recording, only first share listing file, and do not share TS fragment, TS fragment is chosen by listing file, only send the TS fragment chosen after choosing, whole TS need not be sent and flow, also not need multi-pass operation, can accurately navigate to concrete play time, thus greatly reduce the burden of Set Top Box, be beneficial to and carry out program and share, be user-friendly to.
Performance recording sharing method of the present invention and system, when recording, TS stream is divided into multiple TS fragment carry out recording and set up index and listing file, by index stores in listing file, when sharing recording, only first share listing file, and do not share TS fragment, TS fragment is chosen by listing file, only send the TS fragment chosen after choosing, whole TS need not be sent and flow, also not need multi-pass operation, can accurately navigate to concrete play time, thus greatly reduce the burden of Set Top Box, be beneficial to and carry out program and share, be user-friendly to.
These are only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a performance recording sharing method, is characterized in that, comprises the steps:
S10: when Set Top Box is recorded, is slit into multiple TS fragment and is recorded on memory device and sets up index to each TS fragment, create listing file, be kept in listing file by the index of each TS fragment by TS flow point complete for program;
S20: when Set Top Box is shared recording, by local area network (LAN), listing file is sent to terminal equipment, searched the TS fragment of needs by listing file by terminal equipment, after required TS fragment determined by terminal equipment, according to the index in listing file, required TS fragment is shared terminal equipment.
2. performance recording sharing method according to claim 1, is characterized in that, described step S10 is specially: adopt MPEGDASH agreement to record, TS flow point complete for program is slit into multiple TS fragment and is recorded on memory device.
3. performance recording sharing method according to claim 1, it is characterized in that, described step S10 is specially: when Set Top Box is recorded, obtain the EPG information of program, in recording time, according to the rendition list in EPG, recording time is divided into the multiple cycles corresponding with the rendition list, each cycle separately records, and EPG information is added in listing file.
4. performance recording sharing method according to claim 1, is characterized in that, described step S10 is specially: the TS fragment recorded carried out at random name and be stored in memory device at random, and being encrypted listing file.
5. performance recording sharing method according to claim 1, is characterized in that, described step S20 is specially: carry out address transition to the TS fragment that will share, and is lan address by the address transition in memory device.
6. a performance recording share system, is characterized in that, comprising:
Performance recording unit, when Set Top Box is recorded, is slit into multiple TS fragment and is recorded on memory device and sets up index to each TS fragment, create listing file, be kept in listing file by the index of each TS fragment by TS flow point complete for program;
Unit is shared in recording, when Set Top Box is shared recording, by local area network (LAN), listing file is sent to terminal equipment, searched the TS fragment of needs by listing file by terminal equipment, after required TS fragment determined by terminal equipment, according to the index in listing file, required TS fragment is shared terminal equipment.
7. performance recording share system according to claim 6, is characterized in that, described performance recording unit adopts MPEGDASH agreement to record, and TS flow point complete for program is slit into multiple TS fragment and is recorded on memory device.
8. performance recording share system according to claim 6, it is characterized in that, when Set Top Box is recorded, described performance recording unit obtains the EPG information of program, in recording time, according to the rendition list in EPG, recording time is divided into the multiple cycles corresponding with the rendition list, each cycle separately records, and EPG information is added in listing file.
9. performance recording share system according to claim 6, is characterized in that, the TS fragment recorded is carried out name and is stored in memory device at random by described performance recording unit at random, and is encrypted listing file.
10. performance recording share system according to claim 6, is characterized in that, described recording is shared unit and carried out address transition to the TS fragment that will share, and is lan address by the address transition in memory device.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510604458.2A CN105142005A (en) | 2015-09-21 | 2015-09-21 | Program recording sharing method and system |
| PCT/CN2016/098271 WO2017050124A1 (en) | 2015-09-21 | 2016-09-07 | Program recording and sharing method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510604458.2A CN105142005A (en) | 2015-09-21 | 2015-09-21 | Program recording sharing method and system |
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| Publication Number | Publication Date |
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| CN105142005A true CN105142005A (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510604458.2A Pending CN105142005A (en) | 2015-09-21 | 2015-09-21 | Program recording sharing method and system |
Country Status (2)
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| CN (1) | CN105142005A (en) |
| WO (1) | WO2017050124A1 (en) |
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| CN107547517A (en) * | 2017-07-25 | 2018-01-05 | 高斯贝尔数码科技股份有限公司 | Audio/video program method for recording and the network equipment and computer installation |
| CN107547517B (en) * | 2017-07-25 | 2020-04-17 | 高斯贝尔数码科技股份有限公司 | Audio and video program recording method, network equipment and computer device |
| CN110944228A (en) * | 2018-09-21 | 2020-03-31 | 中国移动通信有限公司研究院 | Video stream protection method, device and storage medium |
| CN112738616A (en) * | 2020-12-28 | 2021-04-30 | 深圳佳力拓科技有限公司 | Program sharing method based on set top box and related equipment |
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| WO2017050124A1 (en) | 2017-03-30 |
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