CN104023278B - Streaming medium data processing method and electronic equipment - Google Patents
Streaming medium data processing method and electronic equipment Download PDFInfo
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- CN104023278B CN104023278B CN201310066303.9A CN201310066303A CN104023278B CN 104023278 B CN104023278 B CN 104023278B CN 201310066303 A CN201310066303 A CN 201310066303A CN 104023278 B CN104023278 B CN 104023278B
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Abstract
A kind of streaming medium data processing method of present invention offer and electronic equipment.The streaming medium data processing method is applied to electronic equipment, and this method includes：Receive the input instruction of playing stream media file；The data source of the files in stream media is set；The index file of the files in stream media is downloaded according to the data source of setting, and the duration of each transport stream segment of the files in stream media is recorded in the index file；The total duration of the files in stream media is calculated according to the index file；According to the total duration of the files in stream media of calculating, the first position that user specifies time location residing in the files in stream media is determined；And when receiving the input for starting to play instruction, start to play the files in stream media at the first position.
Description
Technical field
The present invention relates to the fields of electronic equipment, more particularly it relates to a kind of data processing method, detection method
And electronic equipment.
Background technology
With the development of electronic product and network, online play has become increasingly prevalent.Different manufacturers propose not
Same Streaming Media standard, for example, HTTP Live Streaming（HLS）It is a set of Streaming Media standard that Apple companies propose,
But it is only supported completely in the equipment of Apple productions at present.Therefore, for the equipment of non-Apple, a kind of stream matchmaker has also been proposed
Body standard is Android Honeycomb（Android v3.0, v3.1, v3.2, v4.01）, there are one the realities of HLS
Existing frame, but there are many critical issues not solve.
One of main problem is searching for the Stagefright playback engines in Android（seekable）Condition
Harshness can start to（start）The case where begin look for.This causes when playing HLS, such as MediaPlayer it
The player of class does not meet API standard.The reason is that original playback engine just starts to download index file after start（Such as
M3u8 files）.
For this reason, it may be desirable to provide a kind of streaming medium data processing method and electronic equipment, playing stream media can started
Search operation is easily carried out before file, to improve user experience.
Invention content
According to an embodiment of the present invention, a kind of streaming medium data processing method is provided, electronic equipment, the party are applied to
Method includes：
Receive the input instruction of playing stream media file；
The data source of the files in stream media is set；
The index file of the files in stream media is downloaded according to the data source of setting, and Streaming Media text is recorded in the index file
The duration of each transport stream segment of part；
The total duration of the files in stream media is calculated according to the index file；
According to the total duration of the files in stream media of calculating, determine that the first position that user specifies is literary in the Streaming Media
Residing time location in part；And
When receiving the input for starting to play instruction, start to play the files in stream media at the first position.
Preferably, the total duration for calculating the files in stream media includes：
Read the value of the duration of each transport stream segment for indicating the files in stream media recorded in the index file；
And
The value of the duration of all transport stream segments in the files in stream media is summed, to obtain the files in stream media
Duration.
Preferably, according to the total duration of the files in stream media of calculating, determine first position that user specifies at this
Residing time location includes in files in stream media：
The position of each transport stream segment in the play list in the files in stream media is obtained, is determined in the playlist
In transport stream segment before each transport stream segment quantity；
For each transport stream segment, the duration of all transport stream segments before it is summed, obtains a summation
Time, and the summation time is set as to the initial time of each transport stream segment；And
It determines the corresponding transport stream segment in the first position, and obtains initial time corresponding with the transport stream segment, from
And determine first position time location residing in the files in stream media.
Preferably, when receiving the input for starting to play instruction, start to play Streaming Media text at the first position
Part includes：
Receive start play input instruction when, receive the corresponding first transport stream segment in the first position and with
Transport stream segment afterwards, and decode and play the first transport stream segment and subsequent transport stream segment.
Preferably, the transport stream segment in the files in stream media is split in advance with predetermined unit size；And work as institute
When stating the input instruction for receiving and starting broadcasting, the transmission flow after segmentation is received according to the integral multiple of the predetermined unit size
Section, and decode and play the transport stream segment after the segmentation received.
According to another embodiment of the present invention, a kind of electronic equipment is provided, including：
Input unit, the input for receiving playing stream media file instruct；
Data source setting unit, the data source for the files in stream media to be arranged；
Download unit, the index file for downloading the files in stream media according to the data source of setting, in the index file
Record the duration of each transport stream segment of the files in stream media；
Computing unit, the total duration for calculating the files in stream media according to the index file；
Position determination unit, for the total duration according to the files in stream media of calculating, determine that user specifies the
One position time location residing in the files in stream media；And
Broadcast unit, for when receiving the input for starting to play instruction, starting to play the stream at the first position
Media file.
Preferably, the computing unit includes：
Read module reads continuing for each transport stream segment of the instruction files in stream media recorded in the index file
The value of time；And
Computing module sums the value of the duration of all transport stream segments in the files in stream media, to be somebody's turn to do
The duration of files in stream media.
Preferably, the position determination unit includes：
Quantity determining module obtains the position of each transport stream segment in the play list in the files in stream media, really
It is scheduled on the quantity of the transport stream segment in the playlist before each transport stream segment；
Initial time setup module, for each transport stream segment, by all transport stream segments before it is lasting when
Between sum, obtain the summation time, and the summation time is set as to the initial time of each transport stream segment；And
Time location determining module determines the corresponding transport stream segment in the first position, and obtains and the transport stream segment
Corresponding initial time, so that it is determined that the time location that the first position is residing in the files in stream media.
Preferably, the broadcast unit is specifically used for：
Receive start play input instruction when, receive the corresponding first transport stream segment in the first position and with
Transport stream segment afterwards, and decode and play the first transport stream segment and subsequent transport stream segment.
Preferably, the transport stream segment in the files in stream media is split in advance with predetermined unit size, the broadcasting
Unit receives the transport stream after segmentation according to the integral multiple of the predetermined unit size when receiving the input for starting to play instruction
Segment, and decode and play the transport stream segment after the segmentation received.
Therefore, using streaming medium data processing method according to the ... of the embodiment of the present invention and electronic equipment, in playing stream media
Search operation is easily carried out when file, to improve user experience.
Description of the drawings
Fig. 1 is the flow chart of streaming medium data processing method according to the ... of the embodiment of the present invention；
Fig. 2A and 2B is the design sketch of streaming medium data processing method according to the ... of the embodiment of the present invention；
Fig. 3 is the stream medium data processing side of streaming medium data processing method according to the ... of the embodiment of the present invention and the prior art
The comparison diagram of method；And
Fig. 4 is the functional block diagram of electronic equipment according to the ... of the embodiment of the present invention.
Specific implementation mode
<First embodiment>
It is set in the following, streaming medium data processing method and electronics according to the ... of the embodiment of the present invention will be described in detail with reference to the attached drawings
It is standby.It should be noted that the Streaming Media processing method of the present invention is primarily directed to the HLS frames under Android platform.
Before describing streaming medium data processing method and electronic equipment according to the ... of the embodiment of the present invention, first to existing
Technology of Multimedia Stream Playing is simply introduced.
Include mainly following component units in existing streaming system.
ES flows (Elementary Stream):Also it is elementary stream, includes the continuous bit stream of video, audio or data.
PES flows (Packet Elementary Stream):Also it is the elementary stream being packaged, is by basic code stream ES streams
It is divided into the data packet that length does not wait as needed, and is formed the elementary stream PES streams of packing plus packet header.
TS flows (Transport Stream):Also it is transport stream, is made of, contains the packet that regular length is 188 bytes
One or more program of base when independent, a program again can include multiple videos, audio and text information ES
Stream；Each ES streams have different PID marks.
Program is by multiple transport streams（TS）Segment is constituted.When playing program, first in local reception TS segments, then
The TS segments are decoded, PES data is obtained, PES data is removed into header and just obtain ES data, by ES data in decoder
In be decoded and be obtained with video data one by one.
Streaming medium data processing method according to the ... of the embodiment of the present invention is applied in electronic equipment, which can be
Any electronic equipment, such as smart mobile phone, tablet computer, desktop computer etc., as long as the electronic equipment being capable of playing stream media text
Part.
The streaming medium data processing method-includes：
Step S101：Receive the input instruction of playing stream media file.
In this step, such as user can input the instruction of playing stream media file by various modes, such as click
Link on webpage clicks the project collected in collection, is manually entered video link address etc..It is instructed by the input,
Such as can on the display unit of electronic equipment display stream medium file broadcast interface.As shown in Figure 2 A, if user is defeated
Enter the input instruction of files in stream media： http://www.a.com/b.ram then shows a broadcast interface.The broadcast interface
The control buttons such as upper display broadcast button, actuating button, pause button, stop button.
Step S102：The data source of the files in stream media is set.
In this step, the data source of setting files in stream media is instructed according to input, that is, the files in stream media to be played
Uniform resource locator（URL）.That is, determining that the input instructs the position of corresponding data source in the server.For example,
It can determine that the data source of the files in stream media is 192.168.1.1/b.ram.
Step S103：The index file of the files in stream media is downloaded according to the data source of setting, is recorded in the index file
The duration of each transport stream segment of the files in stream media.
In this step, according to the data source http of step S102 settings://www.a.com/b.ram, from server
Index file corresponding with the files in stream media, such as b.m3u8 are downloaded, stream matchmaker has been recorded in index file b.m3u8
The duration of each transport stream segment of body file b.ram and various other attribute informations.
Step S104：The total duration of the files in stream media is calculated according to the index file.
In this step, because having recorded the length of each transport stream segment in index file, it is possible to by will be every
The length of a transport stream segment is summed, and the total duration length of entire files in stream media is obtained.For example, if the b.ram packets
6000 transport stream segments are included, each transport stream segment is 1 second, then the total duration length of the b.ram is 100 minutes.
At this point, because the playing progress bar in the broadcast interface shown in Fig. 2A has specific length, thus may determine that
Each unit length of the progress bar corresponds to the time span of files in stream media b.ram.
Step S105：According to the total duration of the files in stream media of calculating, determine that the first position that user specifies exists
Residing time location in the files in stream media.
In this step, if user proceeds by drag operation, the specified position of user's drag operation can be detected,
And determine the position that user specifies time location residing in files in stream media.That is, determine user specify into
Spend the time location that the files in stream media corresponding to the position in item plays.
As shown in Figure 2 B, such as when playing progress bar is dragged to location A by user, for example determine that location A is at this time
The 30th minute position in b.ram.
Specifically, after the index file for receiving the files in stream media, the instruction recorded in the index file is read
The value of the duration of each transport stream segment of the files in stream media, by all transport stream segments in the files in stream media
The value of duration is summed, to obtain the duration of the files in stream media.That is, obtaining all biographies by sum operation
The value of the duration of defeated flow section and as files in stream media duration.
Because having obtained the total time length of files in stream media, it is possible to determine the progress bar and stream in broadcast interface
Media file total time length correspondence, therefore can easily determine the corresponding stream matchmaker in the position of user's drag operation
Time location in body file, thus allows for drag operation.
In another embodiment, each transport stream segment in the files in stream media can also be obtained in the play list
Position, determine the quantity of the transport stream segment before each in playlist transport stream segment.For example, working as b.ram packets
When including 6000 transport stream segments, position that can be according to each transport stream segment in the play list determines the transmission flow
The quantity of transport stream segment before section.Then, for each transport stream segment, by holding for all transport stream segments before it
Continuous temporal summation, obtains the summation time, and the summation time is set as to the initial time of each transport stream segment.Then,
It determines the corresponding transport stream segment in the first position, and obtains initial time corresponding with the transport stream segment, so that it is determined that institute
State first position time location residing in the files in stream media.
That is, in this embodiment, such as determine the transport stream segment corresponding to the location A of user's drag operation,
Then the position of transport stream segment in the play list is calculated, and calculates the corresponding initial position of transport stream segment, it can
To be more accurately determined the location A of user's drag operation time location residing in files in stream media.For example, it may be determined that
The time of the location A be 30 points 05 second.
Step S106：When receiving the input for starting to play instruction, start to play the Streaming Media at the first position
File.
In this step, when broadcast button is to input play instruction when the user clicks, so that it may to broadcast from location A
Put b.ram.
Specifically, when receiving the input for starting to play instruction, receive the corresponding first transport stream segment of location A and
Subsequent transport stream segment, and decode and play the first transport stream segment and subsequent transport stream segment.
In one embodiment, in this step, as long as a transport stream segment finishes receiving, so that it may with start to its into
Row decoding.That is, the buffer time needed at this time is for downloading a transport stream segment from location A.
In another embodiment, the transport stream segment in the files in stream media can in advance be carried out with predetermined unit size
Segmentation, and when receiving the input for starting to play instruction, after receiving segmentation according to the integral multiple of the predetermined unit size
Transport stream segment, and decode and play the transport stream segment after the segmentation received.
When transport stream segment is divided into smaller, then withouts waiting for a transport stream segment and finish receiving, and only
It needs when the piece of least unit finishes receiving, so that it may to start to decode.When decoding includes video data, the audio data of coding
With other data（Such as caption data, control data）ES data flows when, video data, audio data and other can be obtained
Data, and when playing, according to the P transmission flow labels in ES come control the output of the display of video data, audio data with
And the output of other data.At this point, the buffer time that user waits for is less.
The difference of streaming medium data processing method according to a first embodiment of the present invention and the prior art is described below with reference to Fig. 3
Not.
The left side flow of Fig. 3 is streaming medium data processing method according to prior art, and the right flow of Fig. 3 is root
According to the streaming medium data processing method of the embodiment of the present invention.As shown in the left side flow of Fig. 3, in the prior art, when user is defeated
When entering the play instruction of playing stream media file, it is first the data source that the files in stream media is set, then starts downloading data,
After the completion of data download, if user clicks start button, start playing stream media file, starts to download index text at this time
Part.That is, in the prior art, only after starting broadcasting, just starting to download index file, could calculating at this time whole
The time span of a files in stream media.Before this, because not knowing the time span of entire files in stream media, can not yet
Execute drag operation.That is, because can not determine the operating position of user's drag operation and the when meta position of files in stream media
Correspondence between setting, so drag operation can not be executed before starting to play.
On the other hand, as shown in the right flow of Fig. 3, in streaming medium data processing method according to first embodiment,
Because starting to download index file while data source is arranged, entire stream can be calculated before the download of transport stream segment
The time span of media file.Hence, it can be determined that the operating position of user's drag operation and the time location of files in stream media
Between correspondence, so being able to carry out drag operation.That is, user is before starting broadcasting, so that it may to drag to
Desired position starts playing stream media file, to improve the usage experience of user.
Therefore, using streaming medium data processing method according to the ... of the embodiment of the present invention, start playing stream media file it
Before can easily carry out search operation, to improve user experience.
<Second embodiment>
Electronic equipment 200 according to another embodiment of the present invention is described below with reference to Fig. 4.The electronic equipment 200 can be
Any electronic equipment, such as smart mobile phone, tablet computer, desktop computer etc., as long as the electronic equipment being capable of playing stream media text
Part.
The electronic equipment 200 includes：
Input unit 201, the input for receiving playing stream media file instruct；
Data source setting unit 202, the data source for the files in stream media to be arranged；
Download unit 203, the index file for downloading the files in stream media according to the data source of setting, the index file
The duration of the middle each transport stream segment for recording the files in stream media；
Computing unit 204, the total duration for calculating the files in stream media according to the index file；
Position determination unit 205 is used for the total duration of the files in stream media according to calculating, determines what user specified
First position time location residing in the files in stream media；And
Broadcast unit 206 is somebody's turn to do for when receiving the input for starting to play instruction, starting to play at the first position
Files in stream media.
The input unit 201 for example can be keyboard, mouse etc..By the operation of user, input refers in a browser
It enables, or the link clicked in collection inputs play instruction.
Preferably, the computing unit 204 includes：
Read module reads continuing for each transport stream segment of the instruction files in stream media recorded in the index file
The value of time；And
Computing module sums the value of the duration of all transport stream segments in the files in stream media, to be somebody's turn to do
The duration of files in stream media.
Preferably, the position determination unit 205 includes：
Quantity determining module obtains the position of each transport stream segment in the play list in the files in stream media, really
It is scheduled on the quantity of the transport stream segment in the playlist before each transport stream segment；
Initial time setup module, for each transport stream segment, by all transport stream segments before it is lasting when
Between sum, obtain the summation time, and the summation time is set as to the initial time of each transport stream segment；And
Time location determining module determines the corresponding transport stream segment in the first position, and obtains and the transport stream segment
Corresponding initial time, so that it is determined that the time location that the first position is residing in the files in stream media.
Preferably, the broadcast unit 206 is specifically used for：
Receive start play input instruction when, receive the corresponding first transport stream segment in the first position and with
Transport stream segment afterwards, and decode and play the first transport stream segment and subsequent transport stream segment.
Preferably, the transport stream segment in the files in stream media is split in advance with predetermined unit size, the broadcasting
Unit receives the transport stream after segmentation according to the integral multiple of the predetermined unit size when receiving the input for starting to play instruction
Segment, and decode and play the transport stream segment after the segmentation received.
It is appreciated that the electronic equipment 200 according to the present embodiment can be dedicated or general purpose computer, set by electronics
CPU in standby executes program and executes streaming medium data processing method recited above.In addition, the electronic equipment can also include
The memories such as ROM, RAM, hard disk.
Therefore, using streaming medium data processing method according to the ... of the embodiment of the present invention and electronic equipment, starting to play stream
Search operation can be easily carried out before media file, to improve user experience.
It should be noted that in the present specification, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
Finally, it is to be noted that, it is above-mentioned it is a series of processing include not only with sequence described here in temporal sequence
The processing of execution, and include the processing executed parallel or respectively rather than in chronological order.
Through the above description of the embodiments, those skilled in the art can be understood that the present invention can be by
Software adds the mode of required hardware platform to realize, naturally it is also possible to all be implemented by hardware.Based on this understanding,
Technical scheme of the present invention can be expressed in the form of software products in whole or in part to what background technology contributed,
The computer software product can be stored in a storage medium, such as ROM/RAM, magnetic disc, CD, including some instructions are making
Obtain a computer equipment（Can be personal computer, server or the network equipment etc.）Execute each embodiment of the present invention
Or the method described in certain parts of embodiment.
The present invention is described in detail above, specific case used herein is to the principle of the present invention and embodiment party
Formula is expounded, and the explanation of above example is only intended to facilitate the understanding of the method and its core concept of the invention；Meanwhile it is right
In those of ordinary skill in the art, according to the thought of the present invention, change is had in specific embodiments and applications
Place, in conclusion the content of the present specification should not be construed as limiting the invention.
Claims (8)
1. a kind of streaming medium data processing method, is applied to electronic equipment, this method includes：
Receive the input instruction of playing stream media file；
The data source of the files in stream media is set；
The index file of the files in stream media is downloaded according to the data source of setting, and the files in stream media is recorded in the index file
The duration of each transport stream segment；
The total duration of the files in stream media is calculated according to the index file；
According to the total duration of the files in stream media of calculating, determine first position that user specifies in the files in stream media
Residing time location；And
When receiving the input for starting to play instruction, start to play the files in stream media at the first position, wherein the stream
Transport stream segment in media file is split in advance with predetermined unit size；And start the input played in the reception
When instruction, the transport stream segment after segmentation is received according to the integral multiple of the predetermined unit size, and decode and play and receive
Segmentation after transport stream segment,
Wherein, the total duration of the files in stream media according to calculating determines first position that user specifies in the stream
Residing time location includes determining the corresponding transport stream segment in the first position, and obtain and the transport stream in media file
The corresponding initial time of segment, so that it is determined that the time location that the first position is residing in the files in stream media.
2. data processing method as described in claim 1, wherein the total duration for calculating the files in stream media includes：
Read the value of the duration of each transport stream segment for indicating the files in stream media recorded in the index file；And
The value of the duration of all transport stream segments in the files in stream media is summed, to obtain holding for the files in stream media
The continuous time.
3. data processing method as claimed in claim 2, wherein according to the total duration of the files in stream media of calculating, really
Determining first position that user specifies time location residing in the files in stream media includes：
The position of each transport stream segment in the play list in the files in stream media is obtained, is determined every in the playlist
The quantity of transport stream segment before a transport stream segment；
For each transport stream segment, the duration of all transport stream segments before it is summed, obtains the summation time,
And be set as to the initial time of each transport stream segment the summation time.
4. data processing method as described in claim 1, wherein when receiving the input for starting to play instruction, described first
Start to play the files in stream media at position include：
When receiving the input for starting to play instruction, the corresponding first transport stream segment in the first position and subsequent is received
Transport stream segment, and decode and play the first transport stream segment and subsequent transport stream segment.
5. a kind of electronic equipment, including：
Input unit, the input for receiving playing stream media file instruct；
Data source setting unit, the data source for the files in stream media to be arranged；
Download unit, the index file for downloading the files in stream media according to the data source of setting record in the index file
The duration of each transport stream segment of the files in stream media；
Computing unit, the total duration for calculating the files in stream media according to the index file；
Position determination unit is used for the total duration of the files in stream media according to calculating, determines first that user specifies
Set residing time location in the files in stream media；And
Broadcast unit, for when receiving the input for starting to play instruction, starting to play the Streaming Media at the first position
File, wherein the transport stream segment in the files in stream media are split in advance with predetermined unit size, and the broadcast unit exists
When receiving the input instruction for starting to play, the transport stream segment after segmentation is received according to the integral multiple of the predetermined unit size,
And the transport stream segment after the segmentation received is decoded and plays,
Wherein, the position determination unit includes time location determining module, determines the corresponding transport stream segment in the first position,
And obtain corresponding with transport stream segment initial time, so that it is determined that the first position in the files in stream media residing for
Time location.
6. electronic equipment as claimed in claim 5, wherein the computing unit includes：
Read module reads the duration of each transport stream segment for indicating the files in stream media recorded in the index file
Value；And
Computing module sums the value of the duration of all transport stream segments in the files in stream media, to obtain stream matchmaker
The duration of body file.
7. electronic equipment as claimed in claim 6, wherein the position determination unit includes：
Quantity determining module obtains the position of each transport stream segment in the play list in the files in stream media, determines
The quantity of transport stream segment in the playlist before each transport stream segment；
Initial time setup module asks the duration of all transport stream segments before it for each transport stream segment
With obtain the summation time, and the summation time is set as to the initial time of each transport stream segment.
8. electronic equipment as claimed in claim 5, wherein the broadcast unit is specifically used for：
When receiving the input for starting to play instruction, the corresponding first transport stream segment in the first position and subsequent is received
Transport stream segment, and decode and play the first transport stream segment and subsequent transport stream segment.
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| CN104301759B (en) * | 2014-10-28 | 2018-02-02 | 北京国双科技有限公司 | The acquisition methods and acquisition device of rating duration |
| CN110545472B (en) * | 2019-09-04 | 2021-04-16 | 北京字节跳动网络技术有限公司 | Video data processing method and device, electronic equipment and computer readable medium |
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| CN101562635A (en) * | 2009-05-15 | 2009-10-21 | 中兴通讯股份有限公司 | Method and player for mobile streaming media on demand |
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| CN102232298A (en) * | 2011-04-07 | 2011-11-02 | 华为技术有限公司 | Method, device and system for transmitting and processing media content |
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