CN103533444A - Method and device for supporting time-shifting playing - Google Patents
Method and device for supporting time-shifting playing Download PDFInfo
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- CN103533444A CN103533444A CN201310513552.8A CN201310513552A CN103533444A CN 103533444 A CN103533444 A CN 103533444A CN 201310513552 A CN201310513552 A CN 201310513552A CN 103533444 A CN103533444 A CN 103533444A
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Abstract
The embodiment of the invention provides a method and a device for supporting time-shifting playing, and relates to the technical field of playing. The method and the device can replay a played video to improve the playing performance of a player. The method comprises the following steps: obtaining information of a first data segment, wherein the first data segment is formed by segmenting the video data which are requested to play by a user in a physical segmenting mode; according to the information of the first data segment, obtaining the first data segment corresponding to the information of the first data segment; saving the information of the first data segment and the first data segment to support the time-shifting playing of video data.
Description
Technical field
The present invention relates to play-back technology field, relate in particular to a kind of method and device of supporting time shifting broadcasting.
Background technology
Along with the fast development of network, by network, watch video to become user to network primary demand.
Main RTMP(Real Time Messaging Protocol, the real-time messages agreement of adopting in prior art) pattern is carried out live to video data.When user passes through player requests playing video data, player can pass through request message Scheduling Flow media server, and from streaming media server, obtain the address of this video data, after player receives the response message corresponding with this request message that streaming media server returns, player can be according to connecting between this response message and streaming media server, thereby player can by and streaming media server between the interface channel set up, according to the address of this video data obtaining, from streaming media server, obtain video data to be played in real time, to complete the live of this video data.
Yet, if adopt RTMP pattern, because player can only carry out video data lively, and can not carry out time shifting broadcasting to video data, therefore, cannot support to review the video of playing, thereby cause the broadcast performance of player to be restricted.
Summary of the invention
Embodiments of the invention provide a kind of method and device of supporting time shifting broadcasting, can support to review the video of playing, thereby promote the broadcast performance of player.
For achieving the above object, embodiments of the invention adopt following technical scheme:
First aspect, the embodiment of the present invention provides a kind of method of supporting time shifting broadcasting, comprising:
Obtain the information of the first data segment, the data segment that described the first data segment adopts physics to cut into slices after pattern segmentation for the video data of user being asked play;
According to the information of described the first data segment, obtain described first data segment corresponding with the information of described the first data segment;
Preserve information and described first data segment of described the first data segment, to support that described video data is carried out to time shifting broadcasting.
In the possible implementation of the first of first aspect, described in obtain the information of the first data segment before, described method also comprises:
Receive the request message that user sends, described request message is used for asking to play described video data;
According to described request message, obtain the content distributing network CDN address information corresponding with described video data, described CDN address information comprises the information of data playing mode and described the first data segment.
In conjunction with the possible implementation of the first of first aspect, in the possible implementation of the second, described according to described request message, after obtaining the content distributing network CDN address information corresponding with described video data, described method also comprises:
According to the described data playing mode in described CDN address information, select described physics section pattern to carry out video playback,
Described data playing mode comprises described physics section pattern or described physics section pattern and point-to-point P2P pattern, or described physics section pattern and real-time messages agreement RTMP pattern, or the section of described physics pattern, described P2P pattern and described RTMP pattern.
In conjunction with the possible implementation of the first of aforesaid first aspect or first aspect to any implementation in the possible implementation of the second, in the third possible implementation, the information of described the first data segment comprises storage address, the title of described first data segment, the reproduction time of the sign of described first data segment and described first data segment of described the first data segment in server;
Wherein, the information of described the first data segment of described preservation and described the first data segment, to support that described video data is carried out to time shifting broadcasting, specifically comprise:
According to the sign of described the first data segment, order is preserved the information of described the first data segment and described the first data segment to buffer memory, to support that described video data is carried out to time shifting broadcasting.
In conjunction with the third possible implementation of first aspect, in the 4th kind of possible implementation, described method also comprises:
Receive the time shifting broadcasting request that user sends, described time shifting broadcasting request is used for asking to play described the second data segment, and described time shifting broadcasting request comprises the broadcast start time of described the second data segment;
According to the broadcast start time of described the second data segment, in described buffer memory, search information and described second data segment of described the second data segment, the information of described the second data segment comprises the sign of described the second data segment;
If find information and described second data segment of described the second data segment in described buffer memory, according to the sign of described the second data segment, read and play described the second data segment from described buffer memory.
In the 5th kind of possible implementation of first aspect, described according to the information of described the first data segment, after obtaining the first data segment corresponding with the information of described the first data segment, described method also comprises:
According to the sign of described the first data segment, after finishing playing, plays continuously the previous data segment of described the first data segment described the first data segment.
Second aspect, the embodiment of the present invention provides a kind of device of supporting time shifting broadcasting, and described device comprises:
Acquiring unit, for obtaining the information of the first data segment, and according to the information of described the first data segment, obtain described first data segment corresponding with the information of described the first data segment, the data segment that described the first data segment adopts physics to cut into slices after pattern segmentation for the video data of user being asked play;
Memory cell, for preserving information and described first data segment of described the first data segment that described acquiring unit obtains, to support that described video data is carried out to time shifting broadcasting.
In the possible implementation of the first of second aspect, described device also comprises receiving element,
Described receiving element, before obtaining the information of described the first data segment at described acquiring unit, receives the request message that user sends, and described request message is used for asking to play described video data;
Described acquiring unit, also the described request message for receiving according to described receiving element, obtains the CDN address information corresponding with described video data, and described CDN address information comprises the information of data playing mode and described the first data segment.
In conjunction with the possible implementation of the first of second aspect, in the possible implementation of the second, described device also comprises selected cell,
Described selected cell, described data playing mode for the described CDN address information obtained according to described acquiring unit, select described physics section pattern to carry out video playback, described data playing mode comprises described physics section pattern, or described physics section pattern and P2P pattern, or described physics section pattern and RTMP pattern, or the section of described physics pattern, described P2P pattern and described RTMP pattern.
In conjunction with the possible implementation of the first of aforesaid second aspect or second aspect to any implementation in the possible implementation of the second, in the third possible implementation, the information of described the first data segment comprises storage address, the title of described first data segment, the reproduction time of the sign of described first data segment and described first data segment of described the first data segment in server;
Wherein, described memory cell, specifically for according to the sign of described the first data segment, order is preserved the information of described the first data segment that described acquiring unit obtains and described the first data segment to buffer memory, to support that described video data is carried out to time shifting broadcasting.
In conjunction with the third possible implementation of second aspect, in the 4th kind of possible implementation, described device also comprises searches unit and broadcast unit,
Described receiving element, the time shifting broadcasting request also sending for receiving user, described time shifting broadcasting request is used for asking to play described the second data segment, and described time shifting broadcasting request comprises the broadcast start time of described the second data segment;
The described unit of searching, be used for according to the broadcast start time of described second data segment of described receiving element reception, information and described the second data segment of in described buffer memory, searching described the second data segment, the information of described the second data segment comprises the sign of described the second data segment;
Described broadcast unit, if also for described in search unit and at described buffer memory, find information and described second data segment of described the second data segment, according to the sign of described the second data segment, from described buffer memory, read and play described the second data segment.
In the 5th kind of possible implementation of second aspect,
Described broadcast unit, also at described acquiring unit according to the information of described the first data segment, after obtaining the first data segment corresponding with the information of described the first data segment, according to the sign of described the first data segment, after finishing playing, plays continuously the previous data segment of described the first data segment described the first data segment that described acquiring unit obtains.
The embodiment of the present invention provides a kind of method and device of supporting time shifting broadcasting, by obtaining the information of the first data segment, wherein, the data segment that the first data segment adopts physics to cut into slices after pattern segmentation for the video data of user being asked play, and according to the information of the first data segment, obtain first data segment corresponding with the information of the first data segment, and information and the first data segment of preserving the first data segment, to support that video data is carried out to time shifting broadcasting.By this scheme, the information of a plurality of data segments that can respectively the employing physics section pattern of obtaining be divided a complete video data according to certain time interval, and with the information of the plurality of data segment respectively corresponding a plurality of data segments be saved to buffer memory, so that when this video data is carried out to time shifting broadcasting, support the device of time shifting broadcasting can directly from buffer memory, obtain the information of data segment to be played, and read this data segment, thereby can support user to review the video of playing, and then promote the broadcast performance of player.
Accompanying drawing explanation
A kind of flow chart one of supporting the method for time shifting broadcasting that Fig. 1 provides for the embodiment of the present invention;
A kind of flowchart 2 of supporting the method for time shifting broadcasting that Fig. 2 provides for the embodiment of the present invention;
The structural representation one of the device of the support time shifting broadcasting that Fig. 3 provides for the embodiment of the present invention;
The structural representation two of the device of the support time shifting broadcasting that Fig. 4 provides for the embodiment of the present invention;
The structural representation three of the device of the support time shifting broadcasting that Fig. 5 provides for the embodiment of the present invention;
The structural representation four of the device of the support time shifting broadcasting that Fig. 6 provides for the embodiment of the present invention;
The structural representation of the electronic equipment that Fig. 7 provides for the embodiment of the present invention.
Embodiment
A kind of method of the supporting time shifting broadcasting embodiment of the present invention being provided below in conjunction with accompanying drawing and support the device of time shifting broadcasting to be described in detail.
The device of support time shifting broadcasting of the present invention can be electronic equipment or the player that is connected with display device, and specific embodiment below only be take and supported the device of time shifting broadcasting to be electronic equipment to describe as example.Wherein, electronic equipment can be the equipment that intelligent television, mobile terminal etc. can carry out net cast.
Embodiment mono-
Embodiments of the invention provide a kind of method of supporting time shifting broadcasting, and as shown in Figure 1, the method can comprise:
S101, electronic equipment obtain the information of the first data segment, wherein, and the data segment that the first data segment adopts physics to cut into slices after pattern segmentation for the video data of user being asked play.
After user asks electronic equipment playing video data, electronic equipment can obtain the information of the first data segment from server according to user's request, wherein, and the data segment that the first data segment adopts physics to cut into slices after pattern segmentation for the video data of user being asked play.
Be understandable that, the information of the first data segment can be the supporting paper of a data list about the first data segment, and the form of this supporting paper can be XML(Extensible Markup Language, extend markup language) form.Wherein, the information of the first data segment can comprise storage address, the title of first data segment, the reproduction time of the sign of first data segment and first data segment etc. of the first data segment in server.
It should be noted that, physics section pattern is that video data post-processed personnel are divided into a plurality of data segments according to certain time interval by a complete video data, take a specific time interval is unit, a video data is divided into a plurality of data segments, for example: if user asks the reproduction time of the video data of broadcasting, be 10 minutes, video data post-processed personnel can be take 1 minute as a time interval, and it is the data segment of 1 minute that video data is divided into 10 reproduction times.
Further, adopt in a plurality of data segments after the segmentation of physics section pattern, first data segment can comprise the header of video data, remainder data section except first data segment can comprise the data division of video data, wherein, the header of this video data can represent the information such as audio decoder mode, video size of video data.Generally, electronic equipment is when playing this video data, first electronic equipment can get from server the header of this video data, the next data segment of this header is added in the ending of the header of this video data then getting at this electronic equipment, in the ending of each data segment of this video data, add the next data segment of this data segment successively, thereby make electronic equipment can get the complete video data of a preset length.
S102, electronic equipment, according to the information of the first data segment, obtain first data segment corresponding with the information of the first data segment.
After electronic equipment gets the information of the first data segment, electronic equipment can be according to the information of this first data segment, from server, obtains first data segment corresponding with the information of this first data segment the video data that user asks to play.
S103, electronic equipment are preserved information and first data segment of the first data segment, to support that video data is carried out to time shifting broadcasting.
After electronic equipment gets the information and the first data segment corresponding with the information of the first data segment of the first data segment, electronic equipment can be preserved the information of this first data segment and first data segment corresponding with the information of this first data segment, to support that video data is carried out to time shifting broadcasting.
Time shifting broadcasting is the video data that user can ask to play random time point.Time shifting broadcasting in the embodiment of the present invention mainly refers to direct broadcast time-shift, and electronic equipment can be according to user's request, the video data of random time point in the video data of having play in the live video data of playback.For example: current video data is played to the 5th minute, user can ask to play the video data of playing for the 2nd minute.
It should be noted that, electronic equipment can be preserved the information of the first data segment and the first data segment to the buffer memory of electronic equipment, wherein, the buffer memory of electronic equipment can comprise the internal memory of electronic equipment, and is the browser memory block of the browser assignment of installing on electronic equipment in the memory block of electronic equipment.Concrete, electronic equipment can be preserved the information of the first data segment to the internal memory of electronic equipment, and electronic equipment can be preserved first data segment corresponding with the information of the first data segment to browser memory block.
The embodiment of the present invention provides a kind of method of supporting time shifting broadcasting, by electronic equipment, obtain the information of the first data segment, wherein, the data segment that the first data segment adopts physics to cut into slices after pattern segmentation for the video data of user being asked play, and according to the information of the first data segment, obtain first data segment corresponding with the information of the first data segment, and information and the first data segment of preserving the first data segment, to support that video data is carried out to time shifting broadcasting.By this scheme, the information of electronic equipment can be divided by a complete video data employing physics section pattern of obtaining respectively a plurality of data segments according to certain time interval, and with the information of the plurality of data segment respectively corresponding a plurality of data segments be saved to buffer memory, so that when electronic equipment carries out time shifting broadcasting to this video data, electronic equipment can directly obtain the information of data segment to be played from buffer memory, and read this data segment, thereby can support user to review the video of playing, and then the broadcast performance of lifting player, meet the demand that user reviews video.
Embodiment bis-
Embodiments of the invention provide a kind of method of supporting time shifting broadcasting, and as shown in Figure 2, the method can comprise:
S201, electronic equipment receive the request message that user sends, and wherein, request message is for asking to play the video data that user need watch.
When user need watch certain video data, user can send a request message to electronic equipment, and electronic equipment receives the request message that user sends, wherein, this request message can be used for request and plays the video data that user need watch, and this video data is asked the video data of broadcasting for user.
S202, electronic equipment, according to request message, obtain the CDN(Content Delivery Network corresponding with this video data, content distributing network) address information, wherein, CDN address information comprises the information of data playing mode and the first data segment.
CDN is a kind of new network content service system, it is based on IP(Internet Protocol, the agreement interconnecting between network) network and building, the basic ideas of its structure are to avoid as far as possible likely affecting on the Internet bottleneck and the link of data transmission bauds and stability, make the transmission of data faster, more stable.By place node server everywhere at network, be formed in one deck intelligent virtual network on existing Internet basic, CDN system can be in real time according to the connection of network traffics, each node, load state, user's request is readjusted on the nearest service node of user to integrated informations such as user's distance and response times, its objective is and make user can obtain required data nearby, thereby solved Internet(the Internet) situation of network congestion, has improved the response speed of user's access websites.
After electronic equipment receives the request message of user's transmission, electronic equipment can be according to this request message, from server, obtain the CDN address information corresponding with this video data, wherein, in CDN address information, can comprise the information of data playing mode and the first data segment.
Further, IP address, the user that can also comprise CDN place server in CDN address information asks the type of the video data play, and the video data that user asks to play is the time point etc. of this video data of live data or time shifting broadcasting data, user's request.
Time shifting broadcasting is the video data that user can ask to play random time point.Time shifting broadcasting in the embodiment of the present invention mainly refers to direct broadcast time-shift, and electronic equipment can be according to user's request, the video data of random time point in the video data of having play in the live video data of playback.For example: current video data is played to the 5th minute, user can ask to play the video data of playing for the 2nd minute.
Optionally, the information of the first data segment can comprise storage address, the title of first data segment, the reproduction time of the sign of first data segment and first data segment of the first data segment in server.
Be understandable that, the information of the first data segment can be the supporting paper of a data list about the first data segment, the form of this supporting paper can be XML form, and the sign of the first data segment can be the ID(Identity of the first data segment, sequence number).
S203, electronic equipment are according to the data playing mode in CDN address information, select physics slice module formula to carry out video playback, wherein, data playing mode comprises physics section pattern, or physics section pattern and P2P(Point to Point, point-to-point) pattern, or physics section pattern and RTMP pattern, or physics section pattern, P2P pattern and RTMP pattern.
After electronic equipment gets CDN address information, electronic equipment can be according to the data playing mode in CDN address information, select physics slice module formula to carry out video playback, wherein, data playing mode can comprise physics section pattern, or physics section pattern and P2P pattern, or physics section pattern and RTMP pattern, or physics section pattern, P2P pattern and RTMP pattern.
S204, electronic equipment, according to CDN address information, obtain the information of the first data segment, wherein, and the data segment that the first data segment adopts physics to cut into slices after pattern segmentation for the video data of user being asked play.
After electronic equipment gets CDN address information, electronic equipment can obtain the information of the first data segment according to this CDN address information, wherein, and the data segment that the first data segment adopts physics to cut into slices after pattern segmentation for the video data of user being asked play.
It should be noted that, physics section pattern is that video data post-processed personnel are divided into a plurality of data segments according to certain time interval by a complete video data, take a specific time interval is unit, a video data is divided into a plurality of data segments, for example: if user asks the reproduction time of the video data of broadcasting, be 10 minutes, video data post-processed personnel can be take 1 minute as a time interval, and it is the data segment of 1 minute that video data is divided into 10 reproduction times.
Further, adopt in a plurality of data segments after the segmentation of physics section pattern, first data segment can comprise the header of video data, remainder data section except first data segment can comprise the data division of video data, wherein, the header of this video data can represent the information such as audio decoder mode, video size of video data.Generally, electronic equipment is when playing this video data, first electronic equipment can get from server the header of this video data, the next data segment of this header is added in the ending of the header of this video data then getting at this electronic equipment, in the ending of each data segment of this video data, add the next data segment of this data segment successively, thereby make electronic equipment can get the complete video data of a preset length.
S205, electronic equipment, according to the information of the first data segment, obtain first data segment corresponding with the information of this first data segment.
After electronic equipment gets the information of the first data segment, electronic equipment can be according to the information of this first data segment, from server, obtains first data segment corresponding with the information of this first data segment the video data that user asks to play.
Concrete, if video data is live data, the information that electronic equipment can periodic refreshing the first data segment, to obtain the information of the first up-to-date data segment.For example: electronic equipment can refresh the information of first data segment every 3 seconds, take the information that the information of the first data segment is up-to-date data segment that guarantees.If video data is time shifting broadcasting data, electronic equipment can send relative time parameter and absolute time parameter to server, be that electronic equipment can send user to server and asks the time point of the first data segment play and the time point of the data segment of current broadcasting, to obtain the information of the first data segment that carries out time shifting broadcasting.
Further, the fluency of playing in order not affect video data, and save internal memory and the bandwidth of electronic equipment, during the information of electronic equipment refresh data section, for electronic equipment, only get the information of data segment and do not obtain corresponding data segment, and electronic equipment gets the information of data segment and corresponding data segment, the quantity sum of the data segment of both of these case all needs to be less than 3.
It should be noted that, if it is time shifting broadcasting data that user asks the video data of playing, and before this, electronic equipment was not play this video data, electronic equipment can send relative time parameter and absolute time parameter to server, be that electronic equipment can send the time point that user asks the time point of the first data segment play and the data segment of current broadcasting to server (wherein, relative time parameter is asked the time point of the first data segment of broadcasting for user; Absolute time parameter is the time point of the data segment of current broadcasting), to obtain the information of the first data segment that carries out time shifting broadcasting, i.e. the mode of the information of the first data segment of electronic equipment acquisition time shifting broadcasting is identical with the mode that obtains live data; If it is time shifting broadcasting data that user asks the video data of playing, and this video data is the video data that electronic equipment was play before, when user's request replays this video data, information and the data segment of the data segment of preserving in the request message that electronic equipment can send according to user and buffer memory, obtain relative time parameter, be that electronic equipment can obtain the time point that user asks the first data segment of broadcasting, so that electronic equipment obtains information and the data segment of corresponding data segment from buffer memory, thereby carry out time shifting broadcasting.
S206, electronic equipment be according to the sign of the first data segment, and order is preserved the information of the first data segment and the first data segment to buffer memory, to support that video data is carried out to time shifting broadcasting.
After electronic equipment gets the information and the first data segment corresponding with the information of this first data segment of the first data segment, electronic equipment can be according to the sign of the first data segment, the i.e. ID of the first data segment, order is preserved the information of the first data segment and first data segment corresponding with the information of this first data segment to buffer memory, to support that video data is carried out to time shifting broadcasting.
It should be noted that, electronic equipment can be according to the sign of the first data segment, order is preserved the information of the first data segment and the first data segment to the buffer memory of electronic equipment, wherein, the buffer memory of electronic equipment can comprise the internal memory of electronic equipment, and is the browser memory block of the browser assignment of installing on electronic equipment in the memory block of electronic equipment.Concrete, electronic equipment can be according to the sign of the first data segment, and order is preserved the information of the first data segment to the internal memory of electronic equipment, and electronic equipment can be preserved first data segment corresponding with the information of the first data segment to browser memory block.
Concrete, electronic equipment is according to FIFO(First In First Out, first-in first-out) logic preserves and reads the information of the first data segment and the first data segment corresponding with the information of this first data segment.After electronic equipment gets the information and the first data segment corresponding with the information of this first data segment of this first data segment, electronic equipment can be according to the ID of this first data segment, order is preserved the information of this first data segment and first data segment corresponding with the information of this first data segment to the buffer memory of electronic equipment, thereby when electronic equipment is play (live or time shifting broadcasting) to video data, electronic equipment can sequentially read the information of this first data segment of preserving in buffer memory and first data segment corresponding with the information of this first data segment, wherein, the order that electronic equipment is preserved with the first data segment corresponding to information with this first data segment the information of this first data segment is identical with the order reading, that first preserves first reads.For example: if the data segment after the video data segment that user asks to play is respectively data segment 1, data segment 2 and data segment 3, the ID of these three data segments is respectively 1,2 and 3.When electronic equipment is preserved the information of these data segments and the data segment corresponding with the information of these data segments, electronic equipment can be according to the ID of these data segments, order is preserved the information of these data segments and the data segment corresponding with the information of these data segments, as, the information of the first save data section 1 of electronic equipment and the data segment 1 corresponding with the information of data segment 1, and then the information of save data section 2 and the data segment 2 corresponding with the information of data segment 2, the last information of save data section 3 again and the data segment 3 corresponding with the information of data segment 3.Thereby electronic equipment is when playing (live or time shifting broadcasting) to video data, the order of broadcasting can be first played data section 1, and then played data section 2, finally played data section 3 again.
S207, electronic equipment, according to the sign of the first data segment, are play continuously the first data segment after the previous data segment of the first data segment finishes playing.
After electronic equipment gets the information and the first data segment corresponding with the information of this first data segment of the first data segment, the sign of this first data segment that electronic equipment can comprise according to the information of this first data segment, the i.e. ID of the first data segment, after the previous data segment of the first data segment finishes playing, play continuously this first data segment, be that electronic equipment can be by the data segment splicing that adopts physics to cut into slices after pattern segmentation is play, so that the video data that electronic equipment plays back can be reduced to a complete video data.
S208, electronic equipment receive the time shifting broadcasting request that user sends, and wherein, time shifting broadcasting request is used for asking to play the second data segment, and this time shifting broadcasting request comprises the broadcast start time of the second data segment.
If the video data that user need watch is time shifting broadcasting data, user needs to send time shifting broadcasting request to electronic equipment, be that electronic equipment receives the time shifting broadcasting request that user sends, wherein, time shifting broadcasting request is used for asking to play the second data segment, and this time shifting broadcasting request comprises the broadcast start time of the second data segment.
It should be noted that, the second data segment is time shifting broadcasting data, and time shifting broadcasting data can comprise that data and video data post-processed personnel that electronic equipment had been play have uploaded onto the server, but the data that electronic equipment was not play,, the data segment that the second data segment can have been play for electronic equipment, also can be for video data post-processed personnel upload onto the server, but the data segment that electronic equipment was not play.
S209, electronic equipment, according to the broadcast start time of the second data segment, are searched information and second data segment of the second data segment in buffer memory, and wherein, the information of the second data segment comprises the sign of the second data segment.
After electronic equipment receives the time shifting broadcasting request of user's transmission, the broadcast start time of the second data segment that electronic equipment can comprise according to this time shifting broadcasting request, in buffer memory, search information and second data segment of the second data segment, wherein, the information of the second data segment comprises the sign of the second data segment.
Further, the information of the second data segment can comprise storage address, the title of second data segment, the reproduction time of the sign of second data segment and second data segment of the second data segment in server, wherein, the sign of the second data segment can be the ID of the second data segment.
If S210 finds information and second data segment of the second data segment in buffer memory, electronic equipment, according to the sign of the second data segment, reads and plays the second data segment from buffer memory.
Electronic equipment can be searched information and second data segment of the second data segment in buffer memory, if electronic equipment finds information and this second data segment of this second data segment in buffer memory, electronic equipment can, according to the sign of the second data segment, read and play this second data segment from buffer memory.
It should be noted that, if find information and second data segment of the second data segment in buffer memory, represent that the second data segment is the data segment that electronic equipment had been play, electronic equipment only need, according to the sign of the second data segment, read and play this second data segment from buffer memory; If do not find information and second data segment of the second data segment in buffer memory, represent that the second data segment is that video data post-processed personnel upload onto the server, but the data segment that electronic equipment was not play, now, if electronic equipment need be play this second data segment, electronic equipment needs first from server, to obtain CDN address, its obtain and the process of played data identical with live process, repeat no more herein.
It should be noted that, in the method for the support time shifting broadcasting that the embodiment of the present invention provides, electronic equipment can be without carrying out S207, and electronic equipment can only be carried out S201-S206, to support the time shifting broadcasting to live video data.When electronic equipment carries out when live video data, electronic equipment is without carrying out S206, and electronic equipment can only be carried out S201-S205 and S207, to complete continual live to video data.When electronic equipment carries out live to video data, and while supporting time shifting broadcasting, electronic equipment can be carried out S201-S207, support the time shifting broadcasting to live video data when completing video data continual live, when electronic equipment carries out time shifting broadcasting to video data, electronic equipment can be carried out S208-S210.
Further, when electronic equipment is carried out S201-S207, the present invention does not limit the execution sequence of S206 and S207, i.e. the present invention carries out S207 after can first carrying out S206; Also after S207 can first being carried out, carry out S206; Can also carry out S206 and S207 simultaneously.
The embodiment of the present invention provides a kind of method of supporting time shifting broadcasting, by electronic equipment, obtain the information of the first data segment, wherein, the data segment that the first data segment adopts physics to cut into slices after pattern segmentation for the video data of user being asked play, and according to the information of the first data segment, obtain first data segment corresponding with the information of the first data segment, and information and the first data segment of preserving the first data segment, to support that video data is carried out to time shifting broadcasting.By this scheme, the information of electronic equipment can be divided by a complete video data employing physics section pattern of obtaining respectively a plurality of data segments according to certain time interval, and with the information of the plurality of data segment respectively corresponding a plurality of data segments be saved to buffer memory, so that when electronic equipment carries out time shifting broadcasting to this video data, electronic equipment can directly obtain the information of data segment to be played from buffer memory, and read this data segment, thereby can support user to review the video of playing, and then the broadcast performance of lifting player, meet the demand that user reviews video.
Embodiment tri-
As shown in Figure 3, embodiments of the invention provide a kind of device 1 of supporting time shifting broadcasting, and the device 1 of this support time shifting broadcasting can comprise:
Acquiring unit 10, for obtaining the information of the first data segment, and according to the information of described the first data segment, obtain described first data segment corresponding with the information of described the first data segment, the data segment that described the first data segment adopts physics to cut into slices after pattern segmentation for the video data of user being asked play.
Optionally, as shown in Figure 4, the device 1 of described support time shifting broadcasting also comprises receiving element 12, described receiving element 12, for before described acquiring unit 10 obtains the information of described the first data segment, receive the request message that user sends, described request message is used for asking to play described video data; Described acquiring unit 10, also the described request message for receiving according to described receiving element 12, obtains the CDN address information corresponding with described video data, and described CDN address information comprises the information of data playing mode and described the first data segment.
Optionally, as shown in Figure 5, the device 1 of described support time shifting broadcasting also comprises selected cell 13, described selected cell 13, described data playing mode for the described CDN address information obtained according to described acquiring unit 10, select described physics section pattern to carry out video playback, described data playing mode comprises described physics section pattern, or described physics section pattern and P2P pattern, or described physics section pattern and RTMP pattern, or the section of described physics pattern, described P2P pattern and described RTMP pattern.
Optionally, the information of described the first data segment can comprise storage address, the title of described first data segment, the reproduction time of the sign of described first data segment and described first data segment of described the first data segment in server; Wherein, described memory cell 11, specifically for according to the sign of described the first data segment, order is preserved the information of described the first data segment that described acquiring unit 10 obtains and described the first data segment to buffer memory, to support that described video data is carried out to time shifting broadcasting.
Optionally, as shown in Figure 6, the device 1 of described support time shifting broadcasting also comprises searches unit 14 and broadcast unit 15, described receiving element 12, the time shifting broadcasting request also sending for receiving user, described time shifting broadcasting request is used for asking to play described the second data segment, and described time shifting broadcasting request comprises the broadcast start time of described the second data segment; The described unit 14 of searching, be used for according to the broadcast start time of described second data segment of described receiving element 12 receptions, information and described the second data segment of in described buffer memory, searching described the second data segment, the information of described the second data segment comprises the sign of described the second data segment; Described broadcast unit 15, if also for described in search unit 14 and at described buffer memory, find information and described second data segment of described the second data segment, according to the sign of described the second data segment, from described buffer memory, read and play described the second data segment.
Optionally, described broadcast unit 15, also at described acquiring unit 10 according to the information of described the first data segment, after obtaining the first data segment corresponding with the information of described the first data segment, according to the sign of described the first data segment, after finishing playing, plays continuously the previous data segment of described the first data segment described the first data segment that described acquiring unit 10 obtains.
The embodiment of the present invention provides a kind of device of supporting time shifting broadcasting, this device obtains the information of the first data segment, wherein, the data segment that the first data segment adopts physics to cut into slices after pattern segmentation for the video data of user being asked play, and according to the information of the first data segment, obtain first data segment corresponding with the information of the first data segment, and information and the first data segment of preserving the first data segment, to support that video data is carried out to time shifting broadcasting.By this scheme, the information of this device can be divided by a complete video data employing physics section pattern of obtaining respectively a plurality of data segments according to certain time interval, and with the information of the plurality of data segment respectively corresponding a plurality of data segments be saved to buffer memory, so that when this device carries out time shifting broadcasting to this video data, this device can directly obtain the information of data segment to be played from buffer memory, and read this data segment, thereby can support user to review the video of playing, and then the broadcast performance of lifting player, meet the demand that user reviews video.
Embodiment tetra-
As shown in Figure 7, the structural representation of the electronic equipment providing for the embodiment of the present invention, the electronic equipment that embodiments of the invention provide can comprise processor 20, memory 21, system bus 22 and user interface 23.
Between processor 20, memory 21 and user interface 23, by system bus 22, connect and complete mutual communication.
Concrete, described processor 20, for obtaining the information of the first data segment, and according to the information of described the first data segment, obtain described first data segment corresponding with the information of described the first data segment, the data segment that described the first data segment adopts physics to cut into slices after pattern segmentation for the video data of user being asked play; Described memory 21, for preserving the software code of information, the software code of described the first data segment of described the first data segment that described processor 20 obtains and controlling the software program that described processor 20 completes said process, thereby make described processor 20 by carrying out above-mentioned software program and calling above-mentioned software code, to complete said process.
Optionally, described processor 20, for before obtaining the information of described the first data segment, by system bus 22, from user interface 23, receive the request message that user sends, described request message is used for asking to play described video data, and according to described request message, obtain the CDN address information corresponding with described video data, described CDN address information comprises the information of data playing mode and described the first data segment.
Optionally, described processor 20, be used for according to the described data playing mode of described CDN address information, select described physics section pattern to carry out video playback, described data playing mode comprises described physics section pattern, or described physics section pattern and P2P pattern, or described physics section pattern and RTMP pattern, or the section of described physics pattern, described P2P pattern and described RTMP pattern.
Optionally, the information of described the first data segment comprises storage address, the title of described first data segment, the reproduction time of the sign of described first data segment and described first data segment of described the first data segment in server; Wherein, described memory 21, specifically for according to the sign of described the first data segment, order is preserved information and described first data segment of described the first data segment that described processor 20 obtains, to support that described video data is carried out to time shifting broadcasting.
Optionally, described processor 20, also for receiving from user interface 23 the time shifting broadcasting request that user sends by system bus 22, described time shifting broadcasting request is used for asking to play described the second data segment, described time shifting broadcasting request comprises the broadcast start time of described the second data segment, and according to the broadcast start time of described the second data segment, in described buffer memory, search information and described second data segment of described the second data segment, the information of described the second data segment comprises the sign of described the second data segment, if and the information and described the second data segment that in described buffer memory, find described the second data segment, according to the sign of described the second data segment, from described buffer memory, read and play described the second data segment.
Optionally, described processor 20, also for according to the information of described the first data segment, after obtaining the first data segment corresponding with the information of described the first data segment, according to the sign of described the first data segment, after finishing playing, plays continuously the previous data segment of described the first data segment described the first data segment.
The embodiment of the present invention provides a kind of electronic equipment, this electronic equipment obtains the information of the first data segment, wherein, the data segment that the first data segment adopts physics to cut into slices after pattern segmentation for the video data of user being asked play, and according to the information of the first data segment, obtain first data segment corresponding with the information of the first data segment, and information and the first data segment of preserving the first data segment, to support that video data is carried out to time shifting broadcasting.By this scheme, the information of this electronic equipment can be divided by a complete video data employing physics section pattern of obtaining respectively a plurality of data segments according to certain time interval, and with the information of the plurality of data segment respectively corresponding a plurality of data segments be saved to buffer memory, so that when this electronic equipment carries out time shifting broadcasting to this video data, this electronic equipment can directly obtain the information of data segment to be played from buffer memory, and read this data segment, thereby can support user to review the video of playing, and then the broadcast performance of lifting player, meet the demand that user reviews video.
Those skilled in the art can be well understood to, for convenience and simplicity of description, only the division with above-mentioned each functional module is illustrated, in practical application, can above-mentioned functions be distributed and by different functional modules, completed as required, the internal structure that is about to device is divided into different functional modules, to complete all or part of function described above.The specific works process of the device of foregoing description, can, with reference to the corresponding process in preceding method embodiment, not repeat them here.
In the several embodiment that provide in the application, should be understood that disclosed apparatus and method can realize by another way.For example, device embodiment described above is only schematic.
The described unit as separating component explanation can or can not be also physically to separate, and the parts that show as unit can be a physical location or a plurality of physical location, can be positioned at a place, or also can be distributed to a plurality of different local.Can select according to the actual needs some or all of unit wherein to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, can be also that the independent physics of unit exists, and also can be integrated in a unit two or more unit.Above-mentioned integrated unit both can adopt the form of hardware to realize, and also can adopt the form of SFU software functional unit to realize.
If the form of SFU software functional unit of usining described integrated unit realizes and during as production marketing independently or use, can be stored in a read/write memory medium.Understanding based on such, the all or part of of the part that technical scheme of the present invention contributes to prior art in essence in other words or this technical scheme can embody with the form of software product, this software product is stored in a storage medium, comprise that some instructions are with so that an equipment (can be single-chip microcomputer, chip etc.) or processor (processor) are carried out all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: various media that can be program code stored such as USB flash disk, portable hard drive, read-only memory (ROM, Read-Only Memory), random access memory, magnetic disc or CDs.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by the described protection range with claim.
Claims (12)
1. a method of supporting time shifting broadcasting, is characterized in that, comprising:
Obtain the information of the first data segment, the data segment that described the first data segment adopts physics to cut into slices after pattern segmentation for the video data of user being asked play;
According to the information of described the first data segment, obtain described first data segment corresponding with the information of described the first data segment;
Preserve information and described first data segment of described the first data segment, to support that described video data is carried out to time shifting broadcasting.
2. the method for support time shifting broadcasting according to claim 1, is characterized in that, described in obtain the information of the first data segment before, described method also comprises:
Receive the request message that user sends, described request message is used for asking to play described video data;
According to described request message, obtain the content distributing network CDN address information corresponding with described video data, described CDN address information comprises the information of data playing mode and described the first data segment.
3. the method for support time shifting broadcasting according to claim 2, is characterized in that, described according to described request message, and after obtaining the content distributing network CDN address information corresponding with described video data, described method also comprises:
According to the described data playing mode in described CDN address information, select described physics section pattern to carry out video playback,
Described data playing mode comprises described physics section pattern, or described physics section pattern and point-to-point P2P pattern, or described physics section pattern and real-time messages agreement RTMP pattern, or the section of described physics pattern, described P2P pattern and described RTMP pattern.
4. according to the method for the support time shifting broadcasting described in claim 1-3 any one, it is characterized in that, the information of described the first data segment comprises storage address, the title of described first data segment, the reproduction time of the sign of described first data segment and described first data segment of described the first data segment in server;
Wherein, the information of described the first data segment of described preservation and described the first data segment, to support that described video data is carried out to time shifting broadcasting, specifically comprise:
According to the sign of described the first data segment, order is preserved the information of described the first data segment and described the first data segment to buffer memory, to support that described video data is carried out to time shifting broadcasting.
5. the method for support time shifting broadcasting according to claim 4, is characterized in that, described method also comprises:
Receive the time shifting broadcasting request that user sends, described time shifting broadcasting request is used for asking to play described the second data segment, and described time shifting broadcasting request comprises the broadcast start time of described the second data segment;
According to the broadcast start time of described the second data segment, in described buffer memory, search information and described second data segment of described the second data segment, the information of described the second data segment comprises the sign of described the second data segment;
If find information and described second data segment of described the second data segment in described buffer memory, according to the sign of described the second data segment, read and play described the second data segment from described buffer memory.
6. the method for support time shifting broadcasting according to claim 1, is characterized in that, described according to the information of described the first data segment, and after obtaining the first data segment corresponding with the information of described the first data segment, described method also comprises:
According to the sign of described the first data segment, after finishing playing, plays continuously the previous data segment of described the first data segment described the first data segment.
7. a device of supporting time shifting broadcasting, is characterized in that, described device comprises:
Acquiring unit, for obtaining the information of the first data segment, and according to the information of described the first data segment, obtain described first data segment corresponding with the information of described the first data segment, the data segment that described the first data segment adopts physics to cut into slices after pattern segmentation for the video data of user being asked play;
Memory cell, for preserving information and described first data segment of described the first data segment that described acquiring unit obtains, to support that described video data is carried out to time shifting broadcasting.
8. device according to claim 7, is characterized in that, described device also comprises receiving element,
Described receiving element, before obtaining the information of described the first data segment at described acquiring unit, receives the request message that user sends, and described request message is used for asking to play described video data;
Described acquiring unit, also the described request message for receiving according to described receiving element, obtains the CDN address information corresponding with described video data, and described CDN address information comprises the information of data playing mode and described the first data segment.
9. device according to claim 8, is characterized in that, described device also comprises selected cell,
Described selected cell, described data playing mode for the described CDN address information obtained according to described acquiring unit, select described physics section pattern to carry out video playback, described data playing mode comprises described physics section pattern, or described physics section pattern and P2P pattern, or described physics section pattern and RTMP pattern, or the section of described physics pattern, described P2P pattern and described RTMP pattern.
10. according to the device described in claim 7-9 any one, it is characterized in that, the information of described the first data segment comprises storage address, the title of described first data segment, the reproduction time of the sign of described first data segment and described first data segment of described the first data segment in server;
Wherein, described memory cell, specifically for according to the sign of described the first data segment, order is preserved the information of described the first data segment that described acquiring unit obtains and described the first data segment to buffer memory, to support that described video data is carried out to time shifting broadcasting.
11. devices according to claim 10, is characterized in that, described device also comprises searches unit and broadcast unit,
Described receiving element, the time shifting broadcasting request also sending for receiving user, described time shifting broadcasting request is used for asking to play described the second data segment, and described time shifting broadcasting request comprises the broadcast start time of described the second data segment;
The described unit of searching, be used for according to the broadcast start time of described second data segment of described receiving element reception, information and described the second data segment of in described buffer memory, searching described the second data segment, the information of described the second data segment comprises the sign of described the second data segment;
Described broadcast unit, if for described in search unit and at described buffer memory, find information and described second data segment of described the second data segment, according to the sign of described the second data segment, from described buffer memory, read and play described the second data segment.
12. devices according to claim 7, is characterized in that,
Described broadcast unit, also at described acquiring unit according to the information of described the first data segment, after obtaining the first data segment corresponding with the information of described the first data segment, according to the sign of described the first data segment, after finishing playing, plays continuously the previous data segment of described the first data segment described the first data segment that described acquiring unit obtains.
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