CN104766618A

CN104766618A - Multi-media file recording method and system and multi-media file playing method and system

Info

Publication number: CN104766618A
Application number: CN201510197889.1A
Authority: CN
Inventors: 邱枫; 杨贵才
Original assignee: Beijing Hammer Numeral Science And Technology Co Ltd
Current assignee: Beijing ByteDance Network Technology Co Ltd
Priority date: 2015-04-22
Filing date: 2015-04-22
Publication date: 2015-07-08
Anticipated expiration: 2035-04-22
Also published as: CN104766618B

Abstract

The invention discloses a multi-media file recording method. The method comprises the steps that in the recording process of a multi-media file, a trigger instruction locating the current recording time is received; a timestamp of the time when the trigger instruction is received is acquired; the recording time point of the multi-media file is generated according to the timestamp; the recording time point is saved. Therefore, quick and accurate locating on a special recording time point in the recording process can be achieved. The invention further discloses a multi-media file recording system and a multi-media file playing method and system.

Description

Multimedia document recording method and system, method for broadcasting multimedia file and system

Technical field

The present invention relates to multimedia file processing technology field, particularly relate to a kind of multimedia document recording method and system, method for broadcasting multimedia file and system.

Background technology

At present, in general multimedia document recording process, being record button by clicking, recording, in whole recording process to end from recording, mark is not positioned to some concrete recording time points, therefore, when play multimedia file, when needs carry out audition to a certain concrete time point, can only by F.F., rewind indistinct usage navigate to this time point, this concrete time point cannot be navigated to fast and accurately.

Summary of the invention

The invention provides a kind of multimedia document recording method and system, method for broadcasting multimedia file and system, at multimedia document recording or when playing, some concrete time point can be located fast and accurately.

The invention provides a kind of multimedia document recording method, comprising:

In the recording process of multimedia file, receive the triggering command in location current recording moment;

Obtain the timestamp receiving the described triggering command moment;

According to described timestamp, generate the recording time point of described multimedia file;

Preserve described recording time point.

Preferably, described according to described timestamp, after generating the recording time point of described multimedia file, also comprise:

Judge that described recording time point is the need of recording screen display;

If so, calculate described recording time point and recording the position on screen, and generate icon in this position.

Preferably, the position of described calculating described recording time point on current recording screen comprises:

Judge whether described current recording time is greater than the first preset value, if then:

Obtain current recording datum line and record screen foremost between distance d;

Calculate the difference DELTA t1 of the current recording time time corresponding foremost with described recording screen;

Calculate the difference DELTA t2 of the described recording time point time corresponding foremost with described recording screen;

Described recording time point is calculated apart from described recording screen distance d' foremost according to formula d'=Δ t2*d/ Δ t1.

Judge whether described current recording time is greater than the first preset value, if not then:

The distance d1 obtaining current recording datum line and record between zero moment starting point;

Obtain described recording zero moment starting point and record screen foremost between distance d2;

Obtain current recording time t1;

Obtain recording time point t2;

According to formula d "=(t2*d1/t1)+d2 calculates described recording time point apart from described recording screen distance d foremost ".

A kind of multimedia document recording system, comprising:

First receiving element, in the recording process of multimedia file, receives the triggering command in location current recording moment;

First acquiring unit, for obtaining the timestamp receiving the described triggering command moment;

Generation unit, according to described timestamp, generates the recording time point of described multimedia file;

Storage unit, for preserving described recording time point.

Preferably, described system also comprises:

First judging unit, for judging that described recording time point is the need of recording screen display;

Icon generation unit, for when judging that described recording time point needs when recording screen display, calculating described recording time point and recording the position on screen, and generating icon in this position.

Preferably, described icon generation unit comprises:

3rd judging unit, for judging whether described current recording time is greater than the first preset value;

Second acquisition unit, for when described current recording time is greater than described first preset value, obtain current recording datum line and record screen foremost between distance d;

First computing unit, for when described current recording time is greater than described first preset value, calculates the difference DELTA t1 of the current recording time time corresponding foremost with described recording screen;

Second computing unit, for when described current recording time is greater than described first preset value, calculates the difference DELTA t2 of the described recording time point time corresponding foremost with described recording screen;

3rd computing unit, for calculating described recording time point apart from described recording screen distance d' foremost according to formula d'=Δ t2*d/ Δ t1.

Preferably, described icon generation unit comprises:

4th acquiring unit, for when described current recording time is less than or equal to described first preset value, the distance d1 obtaining current recording datum line and record between zero moment starting point;

5th acquiring unit, for when described current recording time is less than or equal to described first preset value, obtain described recording zero moment starting point and record screen foremost between distance d2;

6th acquiring unit, for when described current recording time is less than or equal to described first preset value, obtains current recording time t1;

7th acquiring unit, for when described current recording time is less than or equal to described first preset value, obtains recording time point t2;

4th computing unit, for according to formula d "=(t2*d1/t1)+d2 calculates described recording time point apart from described recording screen distance d foremost ".

A kind of method for broadcasting multimedia file, is characterized in that, comprising:

Obtain the multimedia file and the recording time corresponding with described multimedia file point preserved in a database, wherein, described recording time point is for locating the play position of described multimedia file;

Judge that described recording time point shows the need of at view screen;

If so, calculate the position of described recording time point on view screen, and generate icon in this position;

Play described multimedia file.

Preferably, the described recording time point of described judgement shows the need of at view screen, comprising:

Obtain view screen time corresponding foremost and time corresponding to view screen rearmost end;

Judge whether described recording time point is greater than the described view screen time corresponding foremost, wherein, described recording time point is greater than the described view screen time corresponding foremost, then judge that described recording time point needs to show at described view screen.

Preferably, the described position of recording time point on view screen of described calculating comprises:

Judge whether time corresponding to described view screen rearmost end is greater than the second preset value; If then:

Obtain the distance d of view screen foremost and between view screen rearmost end;

Calculate the difference DELTA t1 of view screen time corresponding foremost and time corresponding to view screen rearmost end;

Calculate the difference DELTA t2 of the described recording time point time corresponding foremost with view screen;

Described recording time point distance view screen distance d' is foremost calculated according to formula d'=Δ t2*d/ Δ t1.

Judge whether time corresponding to described view screen rearmost end is greater than the second preset value; If not then:

Obtain the distance d1 between broadcasting zero moment starting point and view screen rearmost end;

Obtain described broadcasting zero moment starting point and view screen foremost between distance d2;

Obtain the time t1 that view screen rearmost end is corresponding;

Obtain recording time point t2;

According to formula d "=(t2*d1/t1)+d2 calculates described recording time point distance view screen distance d foremost ".

Preferably, also comprise in the described multimedia file process of described broadcasting:

Receive the triggering command navigating to a upper recording time point corresponding to present multimedia file play time or next recording time point;

When the triggering command received is, when navigating to a upper recording time point corresponding to present multimedia file play time, judge whether present multimedia file play time is greater than the 3rd preset value with the difference of a corresponding upper recording time point; If then: with the upper recording time point navigated to for playing initial time, play described multimedia file; If not then:

With upper two recording time points corresponding to present multimedia file play time for playing initial time, play described multimedia file;

When the triggering command received is when navigating to next recording time point corresponding to present multimedia file play time, with the next recording time point navigated to for playing initial time, play described multimedia file.

Preferably, the described position of recording time point on view screen of described calculating, and also comprise after this position generates icon:

Receive the triggering command triggering icon and generate;

With recording time point corresponding to the icon that is triggered for playing initial time, play described multimedia file.

A kind of multimedia file playing system, comprising:

First acquiring unit, for obtaining preservation multimedia file in a database and the recording time corresponding with described multimedia file point, wherein, described recording time point is for locating the play position of described multimedia file;

First judging unit, for judging that described recording time point shows the need of at view screen;

First generation unit, for when judging that described recording time point needs to show at view screen, calculates the position of described recording time point on view screen, and generates icon in this position;

Broadcast unit, for playing described multimedia file.

Preferably, described first judging unit comprises:

Second acquisition unit, for obtaining view screen time corresponding foremost and time corresponding to view screen rearmost end;

Second judging unit, for judging whether described recording time point is greater than the described view screen time corresponding foremost.

Preferably, described first generation unit comprises:

3rd judging unit, for judging whether time corresponding to described view screen rearmost end is greater than the second preset value;

3rd acquiring unit, when being greater than described second preset value for the time corresponding when described view screen rearmost end, obtains the distance d of view screen foremost and between view screen rearmost end;

First computing unit, when being greater than described second preset value for the time corresponding when described view screen rearmost end, calculates the difference DELTA t1 of view screen time corresponding foremost and time corresponding to view screen rearmost end;

Second computing unit, when being greater than described second preset value for the time corresponding when described view screen rearmost end, calculates the difference DELTA t2 of the described recording time point time corresponding foremost with view screen;

3rd computing unit, for calculating described recording time point distance view screen distance d' foremost according to formula d'=Δ t2*d/ Δ t1.

Preferably, described first generation unit comprises:

4th judging unit, for judging whether time corresponding to described view screen rearmost end is greater than the second preset value;

4th acquiring unit, when being less than or equal to described second preset value for the time corresponding when described view screen rearmost end, obtains the distance d1 between broadcasting zero moment starting point and view screen rearmost end;

5th acquiring unit, when being less than or equal to described second preset value for the time corresponding when described view screen rearmost end, obtain described broadcasting zero moment starting point and view screen foremost between distance d2;

6th acquiring unit, when being less than or equal to described second preset value for the time corresponding when described view screen rearmost end, obtains the time t1 that view screen rearmost end is corresponding;

7th acquiring unit, when being less than or equal to described second preset value for the time corresponding when described view screen rearmost end, obtains recording time point t2;

4th computing unit, for according to formula d "=(t2*d1/t1)+d2 calculates described recording time point distance view screen distance d foremost ".

Preferably, described system also comprises:

First receiving element, for receiving the triggering command navigating to a upper recording time point corresponding to present multimedia file play time or next recording time point;

5th judging unit, for being, when navigating to a upper recording time point corresponding to present multimedia file play time, judge whether present multimedia file play time is greater than the 3rd preset value with the difference of a corresponding upper recording time point when the triggering command received;

Described broadcast unit, when being greater than the 3rd preset value for present multimedia file play time with the difference of a corresponding upper recording time point, with the upper recording time point navigated to for playing initial time, plays described multimedia file; Or when being less than or equal to the 3rd preset value for present multimedia file play time with the difference of a corresponding upper recording time point, with upper two recording time points corresponding to present multimedia file play time for playing initial time, play described multimedia file; Or for being when navigating to next recording time point corresponding to present multimedia file play time when the triggering command received, with the next recording time point navigated to for playing initial time, play described multimedia file.

Preferably, described system also comprises:

Second receiving element, for receiving the triggering command triggering icon and generate;

Described broadcast unit, for recording time point corresponding to the icon that is triggered for playing initial time, play described multimedia file.

From such scheme, the method for recording of a kind of multimedia file provided by the invention, by in the recording process of media file, receive the triggering command in location current recording moment, and obtain the timestamp receiving the triggering command moment, generate the recording time point of multimedia file according to timestamp, the recording time point that finally will generate is preserved, achieve in recording process to specific recording time point quick, accurately locate.

Accompanying drawing explanation

In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.

The process flow diagram of Fig. 1 a kind of method for recording of multimedia file disclosed in the embodiment of the present invention one;

The process flow diagram of Fig. 2 a kind of method for recording of multimedia file disclosed in the embodiment of the present invention two;

The process flow diagram of Fig. 3 a kind of method for recording of multimedia file disclosed in the embodiment of the present invention three;

The process flow diagram of Fig. 4 a kind of method for recording of multimedia file disclosed in the embodiment of the present invention four;

The structural representation of Fig. 5 a kind of recording system of multimedia file disclosed in the embodiment of the present invention five;

The structural representation of Fig. 6 a kind of recording system of multimedia file disclosed in the embodiment of the present invention six;

The structural representation of Fig. 7 a kind of recording system of multimedia file disclosed in the embodiment of the present invention seven;

The structural representation of Fig. 8 a kind of recording system of multimedia file disclosed in the embodiment of the present invention eight;

The process flow diagram of Fig. 9 a kind of player method of multimedia file disclosed in the embodiment of the present invention nine;

The process flow diagram of Figure 10 a kind of player method of multimedia file disclosed in the embodiment of the present invention ten;

The process flow diagram of Figure 11 a kind of player method of multimedia file disclosed in the embodiment of the present invention 11;

The process flow diagram of Figure 12 a kind of player method of multimedia file disclosed in the embodiment of the present invention 12;

The process flow diagram of Figure 13 a kind of player method of multimedia file disclosed in the embodiment of the present invention 13;

The process flow diagram of Figure 14 a kind of player method of multimedia file disclosed in the embodiment of the present invention 14;

The process flow diagram of Figure 15 a kind of player method of multimedia file disclosed in the embodiment of the present invention 15;

The structural representation of Figure 16 a kind of Play System of multimedia file disclosed in the embodiment of the present invention 16;

The structural representation of Figure 17 a kind of Play System of multimedia file disclosed in the embodiment of the present invention 17;

The structural representation of Figure 18 a kind of Play System of multimedia file disclosed in the embodiment of the present invention 18;

The structural representation of Figure 19 a kind of Play System of multimedia file disclosed in the embodiment of the present invention 19;

The structural representation of Figure 20 a kind of Play System of multimedia file disclosed in the embodiment of the present invention 20;

The structural representation of Figure 21 a kind of Play System of multimedia file disclosed in the embodiment of the present invention 21;

The structural representation of Figure 22 a kind of Play System of multimedia file disclosed in the embodiment of the present invention 22;

The process flow diagram of Figure 23 a kind of player method of multimedia file disclosed in the embodiment of the present invention 23.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.

As shown in Figure 1, a kind of multimedia document recording method disclosed in the embodiment of the present invention one, comprising:

S101, in the recording process of multimedia file, receive location current recording the moment triggering command;

Concrete, the recording of described multimedia file comprises audio recording, video record, audio frequency and video recording etc.In the recording process of multimedia file, when needing to position mark to the special time point of some in recording process, first the current triggering command recording the moment in reception location, described triggering command comprises the instruction of triggering recording screen generation, the instruction of the button generation triggered on recording arrangement etc., and all can locate current instruction of recording the moment.

S102, the timestamp in acquisition reception triggering command moment;

Concrete, obtain timestamp when receiving triggering command, such as, the multimedia file timestamp started when recording is 11: 30: 30 morning of Beijing time, the moment receiving triggering command is 11: 30: 40 morning of Beijing time, then at 11 o'clock in morning Beijing time, 30 minutes 40 seconds these moment were the timestamp got.

S103, according to timestamp, generate the recording time point of multimedia file;

Concrete, according to the timestamp got, timestamp is generated as the recording time point corresponding with multimedia document recording duration.Such as, the multimedia file timestamp started when recording is 11: 30: 30 morning of Beijing time, the recording time stamp of present multimedia file is 11: 30: 40 morning of Beijing time, if desired the current recording moment is positioned, then generate triggering command in the current recording moment, stamp positioning time got is 11: 30: 40 morning of Beijing time, from 11: 30: 30 morning of Beijing to 11: 30: 40 morning of Beijing time, the current recording time of this multimedia file is 10 seconds, therefore finding time according to the recording of the multimedia file of the current timestamp generation in 11: 30: 40 morning Beijing time got is a little the 10th second.

S104, preserve described recording time point.

Concrete, in the recording process of multimedia file, the recording time at every turn generated point is all preserved.Such as, total recording duration of multimedia file is 40 seconds, when the 5th second, the 10th second, the 15th second and the 25th second, locates respectively, then in the recording process of recording file, the recording time point finally preserved is the 5th second, the 10th second, the 15th second and the 25th second.

In sum, the present invention is by the recording process of multimedia file, generate the recording time point of multimedia file according to demand, and the recording time point generated is preserved, achieve the location to specific recording time point, be convenient in the playing process of multimedia file, can according to the playing progress rate of recording time point position multimedia file fast and accurately.

As shown in Figure 2, a kind of multimedia document recording method disclosed in the embodiment of the present invention two, comprising:

S201, in the recording process of multimedia file, receive location current recording the moment triggering command;

S202, the timestamp in acquisition reception described triggering command moment;

S203, according to described timestamp, generate the recording time point of described multimedia file;

S204, judge described recording time point the need of recording screen display, if then enter step S205, then enter step S206 if not;

Concrete, whether record on screen by being presented at by recording time point, being convenient to observe needs to be successfully located by the recording time point of locating.When recording time point is presented on recording screen by needs, first by the real-time buffer memory of recording time point of multimedia file that generates according to timestamp in data structure body, which needs to show the recording time point then in real-time judge data structure body on recording screen.

S205, calculate described recording time point and recording the position on screen, and generate icon in this position;

Concrete, when judging that a certain recording time point of data structure body needs to show on recording screen, calculate this position of recording time point on screen, and be that this position generates icon, the icon of generation can carry this recording time dot sequency of display.Such as, if this recording time point is second recording time point in multimedia document recording process, then the icon generated shows numeral 2, show that this recording time point is second recording time point.

S206, preserve described recording time point.

In sum, the embodiment of the present invention is on the basis of above-described embodiment, by judging that the recording time point generated shows the need of on recording screen, when judging that recording time point needs to show on screen, calculate this recording time point and record the position on screen, whether generate icon, being convenient to observe in the recording process of multimedia file needs the recording time point by locating successfully to be located.

As shown in Figure 3, a kind of multimedia document recording method disclosed in the embodiment of the present invention three, comprising:

S301, in the recording process of multimedia file, receive to trigger and recording the virtual push button that screen generates and the triggering command in the location generated current recording moment in advance;

Concrete, on the basis of a upper embodiment S101 implementation, triggering command generates by triggering the virtual push button generated on recording screen in advance.By generating virtual button on recording screen, when needs positioned the current recording moment, only need receive the triggering command triggering virtual push button and generate.

S302, the timestamp in acquisition reception described triggering command moment;

S303, according to described timestamp, generate the recording time point of described multimedia file;

The time that S304, acquisition current recording time and recording screen are corresponding foremost;

Concrete, in the recording process of multimedia file, along with the change of recording duration, current recording time and the time of recording screen corresponding foremost also can respective change.Such as, when the recording duration of multimedia file is 10 seconds, the time that screen is corresponding is foremost 0 second, and current recording time is 10 seconds; When the recording duration of multimedia file becomes 30 seconds, the time that screen is corresponding is foremost 20 seconds, and current recording time is 30 seconds.So need real-time acquisition current recording time and record the screen time corresponding foremost.

S305, judge whether recording time point is greater than and record the screen time corresponding foremost, wherein, recording time point is greater than records the screen time corresponding foremost, then judge that recording time point needs recording screen display, if then enter S306;

Concrete, such as, if recording time point is the 25th second, the time of recording screen corresponding is foremost the 20th second, then judge that recording time point is greater than and record the screen time corresponding foremost, and this recording time point needs to show on recording screen.If recording time point is the 10th second, the time of recording screen corresponding is foremost the 20th second, then judge that recording time point is less than and record the screen time corresponding foremost, and this recording time point does not need to show on recording screen.

S306, judge whether current recording time is greater than the first preset value, if then enter S307;

S307, obtain current recording datum line and record screen foremost between distance d;

Concrete, the datum line obtaining the current recording moment and the horizontal range recording screen quality inspection foremost.

S308, calculate the difference DELTA t1 of current recording time time corresponding foremost with described recording screen;

Concrete, such as, if current recording time is the 30th second, the time of recording screen corresponding is foremost the 20th second, then the difference DELTA t1 of the time that current recording time is corresponding foremost with recording screen is 10 seconds.

S309, calculate the difference DELTA t2 of the described recording time point time corresponding foremost with described recording screen;

Concrete, such as, if recording time point is the 25th second, the time of recording screen corresponding is foremost the 20th second, then the difference DELTA t2 stating the recording time point time corresponding foremost with recording screen is 5 seconds.

S310, foundation formula d'=Δ t2*d/ Δ t1 calculate described recording time point apart from described recording screen distance d' foremost, and generate icon in this position;

Concrete, according to the ratio of time with distance, just can calculate recording time point apart from described recording screen horizontal range d' foremost, then at this position generation icon, the icon of generation can carry and show this recording time dot sequency.Such as, if this recording time point is second recording time point in multimedia document recording process, then the icon generated shows numeral 2, show that this recording time point is second recording time point.

S311, preserve described recording time point.

As shown in Figure 4, a kind of multimedia document recording method disclosed in the embodiment of the present invention four, comprising:

S401, in the recording process of multimedia file, receive to trigger and recording the virtual push button that screen generates and the triggering command in the location generated current recording moment in advance;

S402, the timestamp in acquisition reception described triggering command moment;

S403, according to described timestamp, generate the recording time point of described multimedia file;

The time that S404, acquisition current recording time and recording screen are corresponding foremost;

S405, judge whether recording time point is greater than and record the screen time corresponding foremost, wherein, recording time point is greater than records the screen time corresponding foremost, then judge that recording time point needs recording screen display, if then enter S406;

S406, judge whether current recording time is greater than the first preset value, then enters S407 if not;

S407, the distance d1 obtaining current recording datum line and record between zero moment starting point;

Concrete, the datum line obtaining the current recording moment and the horizontal range recorded between zero moment starting point.

S408, obtain recording zero moment starting point and record screen foremost between distance d2;

Concrete, obtain recording zero moment starting point and record screen foremost between horizontal range.

S409, acquisition current recording time t1;

S410, acquisition recording time point t2;

S411, according to formula d "=(t2*d1/t1)+d2 calculates described recording time point apart from described recording screen distance d foremost ", and generate icon in this position;

Concrete, according to the ratio of time with distance, recording time point just can be calculated apart from described recording screen horizontal range d foremost ", then at this position generation icon, the icon of generation can carry and show this recording time dot sequency.Such as, if this recording time point is second recording time point in multimedia document recording process, then the icon generated shows numeral 2, show that this recording time point is second recording time point.

S412, preserve described recording time point.

As shown in Figure 5, a kind of recording system of multimedia file disclosed in the embodiment of the present invention five, comprising: the first receiving element 501, first acquiring unit 502, generation unit 503 and storage unit 404; Wherein:

First receiving element 501, in the recording process of multimedia file, receives the triggering command in location current recording moment;

First acquiring unit 502, for obtaining the timestamp receiving the described triggering command moment;

Generation unit 503, according to timestamp, generates the recording time point of multimedia file;

Storage unit 504, for preserving recording time point.

Concrete, the recording system of multimedia file disclosed in the embodiment of the present invention four is corresponding with the method for recording of multimedia file disclosed in embodiment one, and the implementation of this embodiment please refer to embodiment one, does not repeat them here.

As shown in Figure 6, a kind of multimedia document recording system disclosed in the embodiment of the present invention six, comprising: the first receiving element 601, first acquiring unit 602, generation unit 603, first judging unit 604, icon generation unit 605 and storage unit 606; Wherein:

First receiving element 601, in the recording process of multimedia file, receives the triggering command in location current recording moment;

First acquiring unit 602, for obtaining the timestamp receiving the triggering command moment;

Generation unit 603, according to timestamp, generates the recording time point of multimedia file;

First judging unit 604, for judging that recording time point is the need of recording screen display;

Icon generation unit 605, for when judging that recording time point needs when recording screen display, calculating recording time point and recording the position on screen, and generating icon in this position;

Storage unit 606, for preserving described recording time point.

Concrete, the recording system of multimedia file disclosed in the embodiment of the present invention six is corresponding with the method for recording of multimedia file disclosed in embodiment two, and the implementation of this embodiment please refer to embodiment two, does not repeat them here.

As shown in Figure 7, a kind of multimedia document recording system disclosed in the embodiment of the present invention seven, comprising: the first receiving element 701, first acquiring unit 702, generation unit 703, the 3rd acquiring unit 704, second judging unit 705, the 3rd judging unit 706, second acquisition unit 707, first computing unit 708, second computing unit 709, the 3rd computing unit 710 and storage unit 711; Wherein:

First receiving element 701, is recording the virtual push button that screen generates and the location current recording time trigger instruction generated in advance for receiving triggering;

First acquiring unit 702, for obtaining the timestamp receiving the described triggering command moment;

Generation unit 703, for according to described timestamp, generates the recording time point of described multimedia file;

3rd acquiring unit 704, for obtaining current recording time and recording the screen time corresponding foremost;

Second judging unit 705, for judging whether recording time point is greater than the described recording screen time corresponding foremost;

3rd judging unit 706, for judging whether current recording time is greater than the first preset value;

Second acquisition unit 707, for obtain current recording datum line and record screen foremost between distance d;

First computing unit 708, for calculating the difference DELTA t1 of the current recording time time corresponding foremost with described recording screen;

Second computing unit 709, for calculating the difference DELTA t2 of the described recording time point time corresponding foremost with described recording screen;

3rd computing unit 710, for calculating described recording time point apart from described recording screen distance d' foremost according to formula d'=Δ t2*d/ Δ t1, generates icon in this position;

Storage unit 711, for preserving described recording time point.

Concrete, the recording system of multimedia file disclosed in the embodiment of the present invention seven is corresponding with the method for recording of multimedia file disclosed in embodiment three, and the implementation of this embodiment please refer to embodiment three, does not repeat them here.

As shown in Figure 8, a kind of multimedia document recording system disclosed in the embodiment of the present invention eight, comprising: the first receiving element 801, first acquiring unit 802, generation unit 803, the 3rd acquiring unit 804, second judging unit 805, the 3rd judging unit 806, the 4th acquiring unit 807, the 5th acquiring unit 808, the 6th acquiring unit 809, the 7th acquiring unit 810, the 4th computing unit 811 and storage unit 711; Wherein:

First receiving element 801, is recording the virtual push button that screen generates and the location current recording time trigger instruction generated in advance for receiving triggering;

First acquiring unit 802, for obtaining the timestamp receiving the described triggering command moment;

Generation unit 803, for according to described timestamp, generates the recording time point of described multimedia file;

3rd acquiring unit 804, for obtaining current recording time and recording the screen time corresponding foremost;

Second judging unit 805, for judging whether recording time point is greater than the described recording screen time corresponding foremost;

3rd judging unit 806, for judging whether current recording time is greater than the first preset value;

4th acquiring unit 807, for when described current recording time is less than or equal to described first preset value, the distance d1 obtaining current recording datum line and record between zero moment starting point;

5th acquiring unit 808, for when described current recording time is less than or equal to described first preset value, obtain described recording zero moment starting point and record screen foremost between distance d2;

6th acquiring unit 809, for when described current recording time is less than or equal to described first preset value, obtains current recording time t1;

7th acquiring unit 810, for when described current recording time is less than or equal to described first preset value, obtains recording time point t2;

4th computing unit 811, for according to formula d "=(t2*d1/t1)+d2 calculates described recording time point apart from described recording screen distance d foremost ", generate icon in this position;

Storage unit 812, for preserving described recording time point.

Concrete, the recording system of multimedia file disclosed in the embodiment of the present invention eight is corresponding with the method for recording of multimedia file disclosed in embodiment four, and the implementation of this embodiment please refer to embodiment four, does not repeat them here.

As shown in Figure 9, a kind of method for broadcasting multimedia file disclosed in the embodiment of the present invention nine, comprising:

S901, obtain and preserve multimedia file in a database and the recording time corresponding with multimedia file point, wherein, recording time point is used for the play position of position multimedia file;

Concrete, described multimedia file comprises audio file, video file or audio-video document etc., when needing to play the multimedia file recorded, first the multimedia file preserved in recording process in a database and the recording time point corresponding with multimedia file generated through location is obtained, when play multimedia file, recording time point is used for the play position of position multimedia file.

S902, play described multimedia file.

In sum, the embodiment of the present invention is by before multimedia file broadcasting, obtain the recording time point corresponding with multimedia file generated through location preserved in recording process in a database, when in the process play at multimedia file, if when needing to position the play position of multimedia file, use the recording time point obtained.

As shown in Figure 10, a kind of method for broadcasting multimedia file disclosed in the embodiment of the present invention ten, comprising:

S1001, obtain and preserve multimedia file in a database and the recording time corresponding with described multimedia file point, wherein, described recording time point is for locating the play position of described multimedia file;

S1002, judge described recording time point the need of view screen display, if then enter step S1003;

Concrete, by recording time point is presented on view screen, be convenient in the process of the broadcasting of multimedia file, need the recording time point observed when using recording time point on view screen.When recording time point is presented on view screen by needs, first by recording time point cache in data structure body, the recording time point then in real-time judge data structure body which need show on view screen.

S1003, calculate the position of described recording time point on view screen, and generate icon in this position;

Concrete, when judging that a certain recording time point of data structure body needs to show on view screen, calculate this position of recording time point on screen, and be this position generation icon, the icon of generation can carry this recording time dot sequency of display.Such as, if this recording time point is second recording time point in multimedia document recording process, then the icon generated shows numeral 2, show that this recording time point is second recording time point.

S1004, play described multimedia file.

As shown in figure 11, a kind of method for broadcasting multimedia file disclosed in the embodiment of the present invention 11, comprising:

S1101, obtain and preserve multimedia file in a database and the recording time corresponding with multimedia file point, wherein, recording time point is used for the play position of position multimedia file;

S1102, receive and navigate to the triggering command of a upper recording time point corresponding to present multimedia file play time or next recording time point;

Concrete, in the playing process of multimedia file, when needing to navigate to multimedia file play time corresponding to recording time point fast from current play time point, then receive the triggering command navigating to a upper recording time point corresponding to present multimedia file play time or next recording time point.Such as, current multimedia file play time is the 30th second, if when needing to navigate to fast a recording time point the 20th second or multimedia file play time corresponding to next recording time point the 35th second, then receive and navigate to a recording time point the 20th second or the next recording time point triggering command of the 35th second.

Concrete, step S1102 further can also the virtual push button that trigger and generate on view screen in advance generates in order to receive, and navigates to the triggering command of a upper recording time point corresponding to present multimedia file play time or next recording time point.

Triggering command generates by triggering the virtual push button generated on view screen in advance.By generating virtual button on view screen, when needing to position the broadcasting moment of present multimedia file, only need receive the triggering command triggering virtual push button and generate.

S1103, when the triggering command received be when navigating to a upper recording time point corresponding to present multimedia file play time;

S1104, judge whether present multimedia file play time is greater than the 3rd preset value with the difference of a corresponding upper recording time point, if then enter step S1105, then enters step S1106 if not;

S1105, with the upper recording time point navigated to for play initial time, play described multimedia file;

S1106, with upper two recording time points corresponding to present multimedia file play time for playing initial time, play described multimedia file;

S1107, when the triggering command received be when navigating to next recording time point corresponding to present multimedia file play time;

S1108, with the next recording time point navigated to for play initial time, play described multimedia file.

Concrete, such as current multimedia file play time is the 30th second, and the recording time point be positioned to is the 35th second, then by the playing progress rate of multimedia file from the 30th second rapid adjustment by the 35th second, play multimedia file from the 35th second.

As shown in figure 12, a kind of method for broadcasting multimedia file disclosed in the embodiment of the present invention 12, comprising:

S1201, obtain and preserve multimedia file in a database and the recording time corresponding with multimedia file point, wherein, recording time point is used for the play position of position multimedia file;

S1202, obtain view screen time corresponding foremost and time corresponding to view screen rearmost end;

Concrete, in the playing process of multimedia file, along with the change of reproduction time, the time that view screen is corresponding foremost also can respective change.Such as, when the playing duration of multimedia file is 10 seconds, the time that view screen is corresponding is foremost 0 second; When the playing duration of multimedia file becomes 30 seconds, the time that view screen is corresponding is foremost 20 seconds.So need time that real-time acquisition view screen is corresponding foremost and time corresponding to view screen rearmost end.

S1203, judge whether described recording time point is greater than the described view screen time corresponding foremost, wherein, described recording time point is greater than the described view screen time corresponding foremost, then judge that described recording time point needs to show at described view screen, if then enter step S1204;

Concrete, such as, if recording time point is the 25th second, the time that view screen is corresponding is foremost the 20th second, then judge that recording time point is greater than the view screen time corresponding foremost, this recording time point needs to show on view screen.If recording time point is the 10th second, the time that view screen is corresponding is foremost the 20th second, then judge that recording time point is less than the view screen time corresponding foremost, this recording time point does not need to show on view screen.

S1204, judge whether time corresponding to described view screen rearmost end is greater than the second preset value, if then enter step S1205;

S1205, the distance d of acquisition view screen foremost and between view screen rearmost end;

Concrete, obtain the horizontal range of view screen foremost and between view screen rearmost end.

S1206, calculate the difference DELTA t1 of view screen time corresponding foremost and time corresponding to view screen rearmost end;

Concrete, such as, if time corresponding to view screen rearmost end is the 30th second, the time that view screen is corresponding is foremost the 20th second, then the difference DELTA t1 of the time that the time that view screen rearmost end is corresponding is corresponding foremost with view screen is 10 seconds.

S1207, calculate the difference DELTA t2 of the described recording time point time corresponding foremost with view screen;

Concrete, such as, if recording time point is the 25th second, the time that view screen is corresponding is foremost the 20th second, then the difference DELTA t2 stating the recording time point time corresponding foremost with view screen is 5 seconds.

S1208, foundation formula d'=Δ t2*d/ Δ t1 calculate described recording time point distance view screen distance d' foremost, and generate icon in this position;

Concrete, according to the ratio of time with distance, just can calculate recording time point apart from described view screen horizontal range d' foremost, then at this position generation icon, the icon of generation can carry and show this recording time dot sequency.Such as, if this recording time point is second recording time point in multimedia document recording process, then the icon generated shows numeral 2, show that this recording time point is second recording time point.

S1209, reception trigger the virtual push button generated on view screen in advance and generate, and navigate to the triggering command of a upper recording time point corresponding to present multimedia file play time or next recording time point;

Concrete, in the playing process of multimedia file, when needing to navigate to multimedia file play time corresponding to recording time point fast from current play time point, the virtual push button that then reception triggering generates in advance on view screen generates, and navigates to the triggering command of a upper recording time point corresponding to present multimedia file play time or next recording time point.Such as, current multimedia file play time is the 30th second, if when needing to navigate to fast a recording time point the 20th second or multimedia file play time corresponding to next recording time point the 35th second, then receive and navigate to a recording time point the 20th second or the next recording time point triggering command of the 35th second.

S1210, with the described recording time point navigated to for play initial time, play described multimedia file.

As shown in figure 13, a kind of method for broadcasting multimedia file disclosed in the embodiment of the present invention 13, comprising:

S1301, obtain and preserve multimedia file in a database and the recording time corresponding with multimedia file point, wherein, recording time point is used for the play position of position multimedia file;

S1302, obtain view screen time corresponding foremost and time corresponding to view screen rearmost end;

S1303, judge whether described recording time point is greater than the described view screen time corresponding foremost, wherein, described recording time point is greater than the described view screen time corresponding foremost, then judge that described recording time point needs to show at described view screen, if then enter step S1304;

S1304, judge whether time corresponding to described view screen rearmost end is greater than the second preset value, then enters step S1305 if not;

S1305, obtain distance d1 between broadcasting zero moment starting point and view screen rearmost end;

Concrete, obtain the horizontal range between broadcasting zero moment starting point and view screen rearmost end.

S1306, obtain described broadcasting zero moment starting point and view screen foremost between distance d2;

Concrete, obtain broadcasting zero moment starting point and view screen foremost between horizontal range.

The time t1 that S1307, acquisition view screen rearmost end are corresponding;

S1308, acquisition recording time point t2;

S1309, according to formula d "=(t2*d1/t1)+d2 calculates described recording time point distance view screen distance d foremost ", and generate icon in this position;

Concrete, according to the ratio of time with distance, recording time point just can be calculated apart from described view screen horizontal range d foremost ", then at this position generation icon, the icon of generation can carry and show this recording time dot sequency.Such as, if this recording time point is second recording time point in multimedia document recording process, then the icon generated shows numeral 2, show that this recording time point is second recording time point.

S1310, reception trigger the virtual push button generated on view screen in advance and generate, and navigate to the triggering command of a upper recording time point corresponding to present multimedia file play time or next recording time point;

S1311, with the described recording time point navigated to for play initial time, play described multimedia file.

As shown in figure 14, a kind of method for broadcasting multimedia file disclosed in the embodiment of the present invention 14, comprising:

S1401, obtain and preserve multimedia file in a database and the recording time corresponding with multimedia file point, wherein, recording time point is used for the play position of position multimedia file;

S1402, obtain view screen time corresponding foremost and time corresponding to view screen rearmost end;

S1403, judge whether described recording time point is greater than the described view screen time corresponding foremost, wherein, described recording time point is greater than the described view screen time corresponding foremost, then judge that described recording time point needs to show at described view screen, if then enter step S1404;

S1404, judge whether time corresponding to described view screen rearmost end is greater than the second preset value, if then enter step S1405;

S1405, the distance d of acquisition view screen foremost and between view screen rearmost end;

S1406, calculate the difference DELTA t1 of view screen time corresponding foremost and time corresponding to view screen rearmost end;

S1407, calculate the difference DELTA t2 of the described recording time point time corresponding foremost with view screen;

S1408, foundation formula d'=Δ t2*d/ Δ t1 calculate described recording time point distance view screen distance d' foremost, and generate icon in this position;

S1409, reception trigger the triggering command that icon generates;

Concrete, in the playing process of multimedia file, when needing to navigate to multimedia file play time corresponding to recording time point fast from current play time point, then receive and trigger the triggering command that on view screen, icon generates.Such as, current multimedia file play time is the 30th second, if when needing to navigate to fast recording time point the 20th second or multimedia file play time corresponding to recording time point the 35th second, then receive the triggering command triggering the icon on view screen corresponding to the 20th second and generate, or receive the triggering command triggering the icon on view screen corresponding to the 35th second and generate.

S1410, with recording time point corresponding to the icon that is triggered for playing initial time, play described multimedia file.

As shown in figure 15, a kind of method for broadcasting multimedia file disclosed in the embodiment of the present invention 15, comprising:

S1501, obtain and preserve multimedia file in a database and the recording time corresponding with multimedia file point, wherein, recording time point is used for the play position of position multimedia file;

S1502, obtain view screen time corresponding foremost and time corresponding to view screen rearmost end;

S1503, judge whether described recording time point is greater than the described view screen time corresponding foremost, wherein, described recording time point is greater than the described view screen time corresponding foremost, then judge that described recording time point needs to show at described view screen, if then enter step S1304;

S1504, judge whether time corresponding to described view screen rearmost end is greater than the second preset value, then enters step S1305 if not;

S1505, obtain distance d1 between broadcasting zero moment starting point and view screen rearmost end;

S1506, obtain described broadcasting zero moment starting point and view screen foremost between distance d2;

The time t1 that S1507, acquisition view screen rearmost end are corresponding;

S1508, acquisition recording time point t2;

S1509, according to formula d "=(t2*d1/t1)+d2 calculates described recording time point distance view screen distance d foremost ", and generate icon in this position;

S1510, reception trigger the triggering command that icon generates;

S1511, with recording time point corresponding to the icon that is triggered for playing initial time, play described multimedia file.

As shown in figure 16, a kind of multimedia file playing system disclosed in the embodiment of the present invention 16, comprising: the first acquiring unit 1601 and broadcast unit 1602; Wherein:

First acquiring unit 1601, for obtaining preservation multimedia file in a database and the recording time corresponding with multimedia file point, wherein, recording time point is used for the play position of position multimedia file;

Broadcast unit 1602, for play multimedia file.

Concrete, the Play System of multimedia file disclosed in the embodiment of the present invention 16 is corresponding with the player method of multimedia file disclosed in embodiment nine, and the implementation of this embodiment please refer to embodiment nine, does not repeat them here.

As shown in figure 17, a kind of Play System of multimedia file disclosed in the embodiment of the present invention 17, comprising: the first acquiring unit 1701, first judging unit 1702, first generation unit 1703 and broadcast unit 1704; Wherein:

First acquiring unit 1701, for obtaining preservation multimedia file in a database and the recording time corresponding with multimedia file point, wherein, recording time point is used for the play position of position multimedia file;

First judging unit 1702, for judging that recording time point shows the need of at view screen;

First generation unit 1703, for when judging that recording time point needs to show at view screen, calculates the position of recording time point on view screen, and generates icon in this position;

Broadcast unit 1704, for play multimedia file.

Concrete, the Play System of multimedia file disclosed in the embodiment of the present invention 17 is corresponding with the player method of multimedia file disclosed in embodiment ten, and the implementation of this embodiment please refer to embodiment ten, does not repeat them here.

As shown in figure 18, a kind of multimedia file playing system disclosed in the embodiment of the present invention 18, comprising: the first acquiring unit 1801, first receiving element 1802 and broadcast unit 1803; Wherein:

First acquiring unit 1801, for obtaining preservation multimedia file in a database and the recording time corresponding with multimedia file point, wherein, recording time point is used for the play position of position multimedia file;

First receiving element 1802, for receiving the triggering command navigating to a upper recording time point corresponding to present multimedia file play time or next recording time point;

5th judging unit 1803, for being, when navigating to a upper recording time point corresponding to present multimedia file play time, judge whether present multimedia file play time is greater than the 3rd preset value with the difference of a corresponding upper recording time point when the triggering command received;

Broadcast unit 1803, when being greater than the 3rd preset value for present multimedia file play time with the difference of a corresponding upper recording time point, with the upper recording time point navigated to for playing initial time, plays described multimedia file; Or when being less than or equal to the 3rd preset value for present multimedia file play time with the difference of a corresponding upper recording time point, with upper two recording time points corresponding to present multimedia file play time for playing initial time, play described multimedia file; Or for being when navigating to next recording time point corresponding to present multimedia file play time when the triggering command received, with the next recording time point navigated to for playing initial time, play described multimedia file.

Concrete, the Play System of multimedia file disclosed in the embodiment of the present invention 18 is corresponding with the player method of multimedia file disclosed in embodiment 11, and the implementation of this embodiment please refer to embodiment 11, does not repeat them here.

As shown in figure 19, a kind of multimedia file playing system disclosed in the embodiment of the present invention 19, comprising: the first acquiring unit 1901, second acquisition unit 1902, second judging unit 1903, the 4th judging unit 1904, the 3rd acquiring unit 1904, first computing unit 1905, second computing unit 1906, the 3rd computing unit 1907, first receiving element 1908 and broadcast unit 1909; Wherein:

First acquiring unit 1901, for obtaining preservation multimedia file in a database and the recording time corresponding with multimedia file point, wherein, recording time point is used for the play position of position multimedia file;

Second acquisition unit 1902, for obtaining view screen time corresponding foremost and time corresponding to view screen rearmost end;

Second judging unit 1903, for judging whether described recording time point is greater than the described view screen time corresponding foremost, wherein, described recording time point is greater than the described view screen time corresponding foremost, then judge that described recording time point needs to show at described view screen;

4th judging unit 1904, for judging whether time corresponding to view screen rearmost end is greater than the second preset value;

3rd acquiring unit 1905, for obtaining the distance d of view screen foremost and between view screen rearmost end;

First computing unit 1906, for calculating the difference DELTA t1 of view screen time corresponding foremost and time corresponding to view screen rearmost end;

Second computing unit 1907, for calculating the difference DELTA t2 of the described recording time point time corresponding foremost with view screen;

3rd computing unit 1908, for calculating described recording time point distance view screen distance d' foremost according to formula d'=Δ t2*d/ Δ t1, and generates icon in this position;

First receiving element 1909, the virtual push button generated on view screen in advance for receiving triggering generates, and navigates to the triggering command of a upper recording time point corresponding to present multimedia file play time or next recording time point;

Broadcast unit 1910, for the described recording time point navigated to for play initial time, play described multimedia file.

Concrete, the Play System of multimedia file disclosed in the embodiment of the present invention 19 is corresponding with the player method of multimedia file disclosed in embodiment 12, and the implementation of this embodiment please refer to embodiment 12, does not repeat them here.

As shown in figure 20, a kind of multimedia file playing system disclosed in the embodiment of the present invention 20, comprising:

First acquiring unit 2001, second acquisition unit 2002, second judging unit 2003, the 4th judging unit 2004, the 4th acquiring unit 2005, the 5th acquiring unit 2006, the 6th acquiring unit 2007, the 7th acquiring unit 2008, the 4th computing unit 2009, first receiving element 2010 and broadcast unit 2011; Wherein:

First acquiring unit 2001, for obtaining preservation multimedia file in a database and the recording time corresponding with multimedia file point, wherein, recording time point is used for the play position of position multimedia file;

Second acquisition unit 2002, for obtaining view screen time corresponding foremost and time corresponding to view screen rearmost end;

Second judging unit 2003, for judging whether described recording time point is greater than the described view screen time corresponding foremost, wherein, described recording time point is greater than the described view screen time corresponding foremost, then judge that described recording time point needs to show at described view screen;

4th judging unit 2004, for judging whether time corresponding to view screen rearmost end is greater than the second preset value;

4th acquiring unit 2005, when being less than or equal to described second preset value for the time corresponding when described view screen rearmost end, obtains the distance d1 between broadcasting zero moment starting point and view screen rearmost end;

5th acquiring unit 2006, when being less than or equal to described second preset value for the time corresponding when described view screen rearmost end, obtain described broadcasting zero moment starting point and view screen foremost between distance d2;

6th acquiring unit 2007, when being less than or equal to described second preset value for the time corresponding when described view screen rearmost end, obtains the time t1 that view screen rearmost end is corresponding;

7th acquiring unit 2008, when being less than or equal to described second preset value for the time corresponding when described view screen rearmost end, obtains recording time point t2;

4th computing unit 2009, for according to formula d "=(t2*d1/t1)+d2 calculates described recording time point distance view screen distance d foremost ", and generate icon in this position;

First receiving element 2010, the virtual push button generated on view screen in advance for receiving triggering generates, and navigates to the triggering command of a upper recording time point corresponding to present multimedia file play time or next recording time point;

Broadcast unit 2011, for the described recording time point navigated to for play initial time, play described multimedia file.

Concrete, the Play System of multimedia file disclosed in the embodiment of the present invention 20 is corresponding with the player method of multimedia file disclosed in embodiment 13, and the implementation of this embodiment please refer to embodiment 13, does not repeat them here.

As shown in figure 21, a kind of Play System of multimedia file disclosed in the embodiment of the present invention 21, comprising: the first acquiring unit 2101, second acquisition unit 2102, second judging unit 2103, the 4th judging unit 2104, the 3rd acquiring unit 2105, first computing unit 2106, second computing unit 2107, the 3rd computing unit 2108, second receiving element 2109 and broadcast unit 2110; Wherein:

First acquiring unit 2101, for obtaining preservation multimedia file in a database and the recording time corresponding with multimedia file point, wherein, recording time point is used for the play position of position multimedia file;

Second acquisition unit 2102, for obtaining view screen time corresponding foremost and time corresponding to view screen rearmost end;

Second judging unit 2103, for judging whether described recording time point is greater than the described view screen time corresponding foremost, wherein, described recording time point is greater than the described view screen time corresponding foremost, then judge that described recording time point needs to show at described view screen;

4th judging unit 2104, for judging whether time corresponding to view screen rearmost end is greater than the second preset value;

3rd acquiring unit 2105, for obtaining the distance d of view screen foremost and between view screen rearmost end;

First computing unit 2106, for calculating the difference DELTA t1 of view screen time corresponding foremost and time corresponding to view screen rearmost end;

Second computing unit 2107, for calculating the difference DELTA t2 of the described recording time point time corresponding foremost with view screen;

3rd computing unit 2108, for calculating described recording time point distance view screen distance d' foremost according to formula d'=Δ t2*d/ Δ t1, and generates icon in this position;

Second receiving element 2109, for receiving the triggering command triggering icon and generate;

Broadcast unit 2110, for recording time point corresponding to the icon that is triggered for playing initial time, play described multimedia file.

Concrete, the Play System of multimedia file disclosed in the embodiment of the present invention 21 is corresponding with the player method of multimedia file disclosed in embodiment 14, and the implementation of this embodiment please refer to embodiment 14, does not repeat them here.

As shown in figure 22, a kind of multimedia file playing system disclosed in the embodiment of the present invention 22, comprising:

First acquiring unit 2201, second acquisition unit 2202, second judging unit 2203, the 4th judging unit 2204, the 4th acquiring unit 2205, the 5th acquiring unit 2206, the 6th acquiring unit 2207, the 7th acquiring unit 2208, the 4th computing unit 2209, first receiving element 2210 and broadcast unit 2211; Wherein:

First acquiring unit 2201, for obtaining preservation multimedia file in a database and the recording time corresponding with multimedia file point, wherein, recording time point is used for the play position of position multimedia file;

Second acquisition unit 2202, for obtaining view screen time corresponding foremost and time corresponding to view screen rearmost end;

Second judging unit 2203, for judging whether described recording time point is greater than the described view screen time corresponding foremost, wherein, described recording time point is greater than the described view screen time corresponding foremost, then judge that described recording time point needs to show at described view screen;

4th judging unit 2204, for judging whether time corresponding to view screen rearmost end is greater than the second preset value;

4th acquiring unit 2205, when being less than or equal to described second preset value for the time corresponding when described view screen rearmost end, obtains the distance d1 between broadcasting zero moment starting point and view screen rearmost end;

5th acquiring unit 2206, when being less than or equal to described second preset value for the time corresponding when described view screen rearmost end, obtain described broadcasting zero moment starting point and view screen foremost between distance d2;

6th acquiring unit 2207, when being less than or equal to described second preset value for the time corresponding when described view screen rearmost end, obtains the time t1 that view screen rearmost end is corresponding;

7th acquiring unit 2208, when being less than or equal to described second preset value for the time corresponding when described view screen rearmost end, obtains recording time point t2;

4th computing unit 2209, for according to formula d "=(t2*d1/t1)+d2 calculates described recording time point distance view screen distance d foremost ", and generate icon in this position;

Second receiving element 2210, for receiving the triggering command triggering icon and generate;

Broadcast unit 2211, for recording time point corresponding to the icon that is triggered for playing initial time, play described multimedia file.

Concrete, the Play System of multimedia file disclosed in the embodiment of the present invention 22 is corresponding with the player method of multimedia file disclosed in embodiment 15, and the implementation of this embodiment please refer to embodiment 15, does not repeat them here.

As shown in figure 23, a kind of method for broadcasting multimedia file disclosed in the embodiment of the present invention 23, described multimedia file comprises multiple multi-media segment, comprising:

S2301, receive instruction for obtaining recording time point, described recording time point is for locating the position of the multi-media segment in described multimedia file;

Concrete, when in the process at play multimedia file, when only needing to play some specific multi-media segment, by receiving the instruction obtaining recording time point, navigate to the position of the multi-media segment in multimedia file.

S2302, obtain the multi-media segment corresponding with described recording time point;

Concrete, the multi-media segment corresponding with recording time point is got from multimedia file, such as, total duration of a multimedia file is 40 seconds, when only needing to play the file after recording time point the 10th second, obtain the multi-media segment from the 10th second by this recording time point of the 10th second, the multi-media segment in multimedia file between the 0th second to the 10th second does not then obtain.

S2303, play described multi-media segment.

If the function described in the present embodiment method using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computing equipment read/write memory medium.Based on such understanding, the part of the part that the embodiment of the present invention contributes to prior art or this technical scheme can embody with the form of software product, this software product is stored in a storage medium, comprising some instructions in order to make a computing equipment (can be personal computer, server, mobile computing device or the network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, ROM (read-only memory) (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.

In this instructions, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiment, between each embodiment same or similar part mutually see.

To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.

Claims

1. a multimedia document recording method, is characterized in that, comprising:

Obtain the timestamp receiving the described triggering command moment;

Preserve described recording time point.

2. method according to claim 1, is characterized in that, described according to described timestamp, after generating the recording time point of described multimedia file, also comprises:

3. method according to claim 2, is characterized in that, the position of described calculating described recording time point on current recording screen comprises:

4. method according to claim 2, is characterized in that, the position of described calculating described recording time point on current recording screen comprises:

Obtain current recording time t1;

Obtain recording time point t2;

5. a multimedia document recording system, is characterized in that, comprising:

Storage unit, for preserving described recording time point.

6. system according to claim 5, is characterized in that, also comprises:

7. system according to claim 6, is characterized in that, described icon generation unit comprises:

8. system according to claim 6, is characterized in that, described icon generation unit comprises:

9. a method for broadcasting multimedia file, is characterized in that, comprising:

Judge that described recording time point shows the need of at view screen;

Play described multimedia file.

10. method according to claim 9, is characterized in that, the described recording time point of described judgement shows the need of at view screen, comprising:

11. methods according to claim 9, is characterized in that, the described position of recording time point on view screen of described calculating comprises:

12. methods according to claim 9, is characterized in that, the described position of recording time point on view screen of described calculating comprises:

Obtain the time t1 that view screen rearmost end is corresponding;

Obtain recording time point t2;

13. methods according to claim 9, is characterized in that, also comprise in the described multimedia file process of described broadcasting:

14. methods according to claim 9, is characterized in that, the described position of recording time point on view screen of described calculating, and also comprise after this position generates icon:

Receive the triggering command triggering icon and generate;

15. 1 kinds of multimedia file playing systems, is characterized in that, comprising:

Broadcast unit, for playing described multimedia file.

16. systems according to claim 15, is characterized in that, described first judging unit comprises:

17. systems according to claim 15, is characterized in that, described first generation unit comprises:

18. systems according to claim 15, is characterized in that, described first generation unit comprises:

19. systems according to claim 15, is characterized in that, also comprise:

20. systems according to claim 15, is characterized in that, also comprise: