CN106658177A - Code stream safe broadcasting method and device - Google Patents
Code stream safe broadcasting method and device Download PDFInfo
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- CN106658177A CN106658177A CN201510740683.9A CN201510740683A CN106658177A CN 106658177 A CN106658177 A CN 106658177A CN 201510740683 A CN201510740683 A CN 201510740683A CN 106658177 A CN106658177 A CN 106658177A
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- 238000001514 detection method Methods 0.000 claims abstract description 42
- 230000002159 abnormal effect Effects 0.000 claims abstract description 26
- 238000001914 filtration Methods 0.000 claims abstract description 22
- 108091006146 Channels Proteins 0.000 description 131
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- 238000005859 coupling reaction Methods 0.000 description 3
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
- H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream decryption
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/454—Content or additional data filtering, e.g. blocking advertisements
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
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- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention provides a code stream safe broadcasting method and device. The code stream safe broadcasting method comprises the steps of receiving a channel code stream uploaded by a channel server and detection data acquired by the channel server through performing detection on the channel code stream; detecting the channel code stream according to the detection data, filtering out an error code stream, and outputting a code stream to be decoded; and decoding the code stream to be decoded, and acquiring audio and video data to play. The code stream safe broadcasting method solves a problem of abnormal decoding possibly occurred in directly performing decoding on the received channel code stream in the prior art through a mode of firstly carrying out detection and filtering on the received channel code stream and then performing decoding.
Description
Technical field
The present embodiments relate to IPTV IPTV technical fields, and more particularly, to
A kind of method and device of code stream safe broadcast.
Background technology
With the continuous development of Web TV technology, IPTV becomes the important tool that people obtain information.
And the code stream safe broadcast of IPTV is always the most basic requirement of bandwidth operator and content supplier, IPTV
The content through content supplier's examination ＆ verification can only be broadcasted, streaming media server is will to take from channel in prior art
The code stream that business device is received is directly decoded, but the content that content supplier provides may in network transmission
Because the reasons such as malicious interference or transmission fault cause output code flow mistake, decoding exception is in turn resulted in, it is right
The safe broadcast of IPTV contents is challenged.
The content of the invention
The embodiment of the present invention provides a kind of method and device of code stream safe broadcast, direct to solve prior art
Channel code stream to receiving is decoded, in fact it could happen that the abnormal problem of decoding.
First aspect, there is provided a kind of method of code stream safe broadcast, the method includes：Receive channel service
Device upload channel code stream and channel server channel code stream is detected obtained by detection data；According to
Detection data detects to channel code stream, filters out wrong code stream therein, and exports code stream to be decoded；
Treat decoded bit stream to be decoded, obtain the audio, video data for playing.
Alternatively, the channel code stream and channel server for receiving channel server upload is examined to channel code stream
Detection data obtained by surveying, specially：Receive channel code stream and channel server that channel server is uploaded
The packet loss of the channel code stream obtained by being detected to channel code stream；
Wherein, channel code stream is detected according to detection data, filters out wrong code stream therein, and it is defeated
The step of going out code stream to be decoded, including：Channel code stream is detected according to packet loss, is filtered out therein
Mistake code stream, and export code stream to be decoded.
Alternatively, the step of channel code stream being detected according to packet loss, including：By packet loss with it is default
Packet loss is contrasted, and when packet loss no more than default packet loss, mark channel code stream is normal code stream, when
The channel code stream is marked when packet loss is more than default packet loss for wrong code stream.
Alternatively, channel code stream is detected according to detection data, filters out wrong code stream therein, and
The step of exporting code stream to be decoded includes：Wrong code stream in marking band code stream；According to the group of wrong code stream
The quantity of address and port is broadcast, the type of wrong code stream is marked；According to the type of wrong code stream, to mistake
Code stream is filtered, and exports code stream to be decoded.
Alternatively, according to the multicast address and the quantity of port of wrong code stream, the type of wrong code stream is marked
The step of, including：When wrong code stream contains multiple identical multicast address and port, marked erroneous code stream
Type be abnormal code stream；When the channel received in the multicast address and port and Preset Time of wrong code stream
When the multicast address of code stream is identical with port, the type of marked erroneous code stream is repetition code stream.
Alternatively, according to the type of wrong code stream, wrong code stream is filtered, and exports code stream to be decoded
The step of, including：When the type of wrong code stream is to repeat code stream, wrong code stream is filtered out；Work as error code
When the type of stream is abnormal code stream, retain the first code stream in wrong code stream, filter out in addition to the first code stream
Other code streams, and export the first code stream as code stream to be decoded.
Second aspect, additionally provides a kind of device of code stream safe broadcast, and the device includes：Receiver module,
Obtained by channel code stream and channel server for receiving channel server upload is detected to channel code stream
The detection data for arriving；Filtering module, for detecting to channel code stream according to detection data, filters out it
In wrong code stream, and export code stream to be decoded；Decoder module, is decoded for treating decoded bit stream,
Obtain the audio, video data for playing.
Alternatively, the receiver module specifically for：Receive channel code stream and channel that channel server is uploaded
Server channel code stream is detected obtained by channel code stream packet loss；
Wherein, filtering module specifically for：Channel code stream is detected according to packet loss, is filtered out wherein
Wrong code stream, and export code stream to be decoded.
Alternatively, filtering module specifically for：Packet loss is contrasted with default packet loss, is worked as packet loss
Mark channel code stream is normal code stream when no more than presetting packet loss, when packet loss is more than default packet loss markers
Note channel code stream is wrong code stream.
Alternatively, the filtering module includes：First indexing unit, for the mistake in marking band code stream
Code stream；Second indexing unit, for according to the quantity of the multicast address of wrong code stream and port, mark error
The type of error code stream；Filter element, for according to the type of wrong code stream, filtering to wrong code stream,
And export code stream to be decoded.
Alternatively, the second indexing unit specifically for：When wrong code stream contain multiple identical multicast address and
During port, the type of marked erroneous code stream is abnormal code stream；When wrong code stream multicast address and port with it is pre-
If the multicast address of the channel code stream received in the time is identical with port, the type of marked erroneous code stream is
Repeat code stream.
Alternatively, filter element specifically for：When the type of wrong code stream is to repeat code stream, mistake is filtered out
Error code stream；When the type of wrong code stream is abnormal code stream, retain the first code stream in wrong code stream, filter
Fall other code streams in addition to the first code stream, and export the first code stream as code stream to be decoded.
The method and device of code stream safe broadcast has the beneficial effect that described in the specific embodiment of the invention：
The present invention is entered by receiving the channel code stream and channel server of channel server upload to channel code stream
Detection data obtained by row detection；Channel code stream is detected according to detection data, is filtered out therein
Mistake code stream, and export code stream to be decoded；Treat decoded bit stream to be decoded, obtain the sound for playing and regard
Frequency evidence.Improve channel code stream of the prior art directly to receiving to decode, in fact it could happen that decoding is different
Normal problem.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be to embodiment or prior art
The accompanying drawing to be used needed for description is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present invention, for those of ordinary skill in the art, is not paying creative work
Property on the premise of, can be obtaining other accompanying drawings according to these accompanying drawings.
Fig. 1 is the flow chart of the method for the code stream safe broadcast of the first embodiment of the present invention；
Fig. 2 is the flow chart of the method for the code stream safe broadcast of the second embodiment of the present invention；
Fig. 3 is the flow chart of the method for the code stream safe broadcast of the third embodiment of the present invention；
Fig. 4 is the structure chart of the device of the code stream safe broadcast of the fourth embodiment of the present invention；
Fig. 5 is the structure chart of the device of the code stream safe broadcast of the fifth embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly
Chu, it is fully described by, it is clear that described embodiment is only a part of embodiment of the invention, rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creation
Property work under the premise of the every other embodiment that obtained belong to the scope of protection of the invention.
First embodiment
Fig. 1 is referred to, Fig. 1 shows the method for the code stream safe broadcast in the first embodiment of the present invention
Flow chart, comprises the following steps that：
Step 101, receive the channel code stream and channel server of channel server upload is carried out to channel code stream
Detection data obtained by detection.
It should be noted that the channel server that the channel server received in step 101 is uploaded is to channel code
Stream detected obtained by detection data can be channel code stream packet loss, or other can use
To judge whether channel code stream transmits normal data, it is of course possible to be understood by, the present embodiment is not limited
The specific data type of the detection data for receiving.
Step 102, detects according to detection data to channel code stream, filters out wrong code stream therein,
And export code stream to be decoded.
It should be noted that step 102 is detected according to detection data to channel code stream, filter out wherein
Wrong code stream, concretely comprise the following steps：Wrong code stream first in marking band code stream；Then according to error code
The multicast address of stream and the quantity of port, mark the type of wrong code stream；Finally according to the class of wrong code stream
Type, filters to wrong code stream.
Wherein, it can be according to channel code stream channel code stream to be divided into into normal code stream and the method for wrong code stream
Packet loss, specifically, the packet loss of channel code stream is contrasted with default packet loss, when packet loss it is little
Mark channel code stream is normal code stream when default packet loss, the mark frequency when packet loss is more than default packet loss
Road code stream is wrong code stream.Of course, it should be understood that the present embodiment is not limited for distinguishing channel code stream
It is the specific method of normal code stream or wrong code stream.
For the type of wrong code stream, the present embodiment mainly enumerates two kinds.A kind of wrong code stream is that code stream is being passed
Due to some cause specifics during defeated, such as business networking exception or switch configure improper reason, cause
Channel code stream is duplicated into as living two parts in transmitting procedure, and now channel code stream can not be normal
Decoding, is abnormal code stream.Another kind of mistake code stream is in the multicast address and port numbers and certain hour of code stream
An original channel code stream multicast address it is identical with port numbers, therefore the wrong code stream can be to original channel code
The raw interference of miscarriage, now the wrong code stream attach most importance to multiple code stream.For example, the multicast address of original code stream 1 is
239.255.1.1, port numbers are 1234；Meanwhile, the multicast address of code stream 2 also uses 239.255.1.1,
Port numbers are similarly 1234.So code stream 2 will produce interference to code stream 1, and code stream 2 is exactly duplication code
Stream.
For the method for the type for marking wrong code stream can be multicast address in wrong code stream and
Port number judged, specifically, when wrong code stream contains multiple identical multicast address and port,
The type of marked erroneous code stream is abnormal code stream；When in the multicast address and port and Preset Time of wrong code stream
When the multicast address of the channel code stream for receiving is identical with port, the type of marked erroneous code stream is repetition code stream.
Of course, it should be understood that the present embodiment does not limit the specific determination methods of the type of misjudgment code stream.
And for the filtration of wrong code stream, specifically, when the type of wrong code stream is to repeat code stream, filtering
Fall wrong code stream；When the type of wrong code stream is abnormal code stream, retain the first code stream in wrong code stream,
Filter out other code streams in addition to the first code stream.Wherein, the first code stream can be any one in abnormal code stream
Code stream with normal multicast address and port.
Step 103, treats decoded bit stream and is decoded, and obtains the audio, video data for playing.
It should be noted that the code stream to be decoded in step 103 is the channel code stream through detecting and filter,
Can be normal channel code stream itself, it is also possible to code stream resulting after filter is flow through to error code.
The present embodiment is by receiving the channel code stream and channel server of channel server upload to channel code stream
Detection data obtained by being detected；Channel code stream is detected according to detection data, is filtered out wherein
Wrong code stream, and export code stream to be decoded；Treat decoded bit stream to be decoded, obtain the sound for playing
Video data.Improve channel code stream of the prior art directly to receiving to decode, in fact it could happen that decoding
Abnormal problem.
Second embodiment
Fig. 2 is referred to, Fig. 2 shows the stream of the method for code stream safe broadcast in the second embodiment of the present invention
Cheng Tu, comprises the following steps that：
Step 201, receive the channel code stream and channel server of channel server upload is carried out to channel code stream
Detection data obtained by detection.
It should be noted that the channel server that the channel server received in step 201 is uploaded is to channel code
Stream detected obtained by detection data can be channel code stream packet loss, or other can use
To judge whether channel code stream transmits normal data, it is of course possible to be understood by, the present embodiment is not limited
The specific data type of the detection data for receiving.
Step 202, the wrong code stream in marking band code stream.
It should be noted that the method for the wrong code stream in step 202 marking band code stream can be according to frequency
The packet loss of road code stream, specifically, the packet loss of channel code stream is contrasted with default packet loss, when losing
Mark channel code stream is normal code stream when bag rate no more than presets packet loss, when packet loss is more than default packet loss
When mark channel code stream be wrong code stream.Of course, it should be understood that the present embodiment is not limited for marking
The specific method of the wrong code stream in channel code stream.
Step 203, according to the multicast address and the quantity of port of wrong code stream, marks the class of wrong code stream
Type.
It should be noted that for the type of the wrong code stream mentioned in step 203, the present embodiment is mainly arranged
Lift two kinds.A kind of wrong code stream be code stream in transmitting procedure due to some cause specifics, such as business networking is different
Normal or switch configures the reason such as improper, causes channel code stream to be duplicated in transmitting procedure as striking resemblances
Two parts, now channel code stream can not be abnormal code stream by normal decoder.Another kind of mistake code stream is code stream
Multicast address and port numbers and certain hour in an original channel code stream multicast address and port numbers phase
Together, therefore the wrong code stream can produce interference to original channel code stream, now the wrong code stream is attached most importance to multiple code stream.
For example, the multicast address of original code stream 1 is 239.255.1.1, and port numbers are 1234.Meanwhile, code stream 2
Multicast address also uses 239.255.1.1, port numbers to be similarly 1234.So code stream 2 will be to code stream 1
Interference is produced, code stream 2 is exactly to repeat code stream.
For the method for the type for marking wrong code stream can be multicast address in wrong code stream and
Port number judged, specifically, when wrong code stream contains multiple identical multicast address and port,
The type of marked erroneous code stream is abnormal code stream；When in the multicast address and port and Preset Time of wrong code stream
When the multicast address of the channel code stream for receiving is identical with port, the type of marked erroneous code stream is repetition code stream.
Of course, it should be understood that the present embodiment does not limit the specific labeling method of the type of marked erroneous code stream.
Step 204, according to the type of wrong code stream, filters to wrong code stream, and exports code to be decoded
Stream.
It should be noted that in step 204, according to the type of wrong code stream, wrong code stream is filtered,
Specifically, when the type of wrong code stream is to repeat code stream, filtering out wrong code stream；When the class of wrong code stream
When type is abnormal code stream, retain the first code stream in wrong code stream, filter out other codes in addition to the first code stream
Stream, and export the first code stream as code stream to be decoded.Wherein, the first code stream can be in abnormal code stream
Any one code stream with normal multicast address and port.
Step 205, treats decoded bit stream and is decoded, and obtains the audio, video data for playing.
It should be noted that the code stream to be decoded in step 205 is the channel code stream through detecting and filter,
Can be normal channel code stream itself, it is also possible to code stream resulting after filter is flow through to error code.
The present embodiment is by receiving the channel code stream and channel server of channel server upload to channel code stream
Detection data obtained by being detected；Wrong code stream in marking band code stream；According to the group of wrong code stream
The quantity of address and port is broadcast, the type of wrong code stream is marked；According to the type of wrong code stream, to mistake
Code stream is filtered, and exports code stream to be decoded；Treat decoded bit stream to be decoded, obtain for broadcasting
Audio, video data.Improve channel code stream of the prior art directly to receiving to decode, in fact it could happen that solution
The abnormal problem of code.
3rd embodiment
Fig. 3 is referred to, Fig. 3 shows the stream of the method for code stream safe broadcast in the third embodiment of the present invention
Cheng Tu, comprises the following steps that：
Step 301, receive the channel code stream and channel server of channel server upload is carried out to channel code stream
The packet loss of the channel code stream obtained by detection, subsequently into step 302.
Whether step 302, judge packet loss more than default packet loss, when packet loss is more than default packet loss
Into step 304, otherwise into step 303.
Step 303, marking band code stream is normal code stream, subsequently into step 307.
Step 304, marking band code stream is wrong code stream, subsequently into step 305.
Step 305, according to the multicast address and the quantity of port of wrong code stream, marks the class of wrong code stream
Type, subsequently into step 306.
It should be noted that for the type of the wrong code stream mentioned in step 305, the present embodiment is mainly arranged
Lift two kinds.A kind of wrong code stream be code stream in transmitting procedure due to some cause specifics, such as business networking is different
Normal or switch configures the reason such as improper, causes channel code stream to be duplicated in transmitting procedure as striking resemblances
Two parts, now channel code stream can not be abnormal code stream by normal decoder.Another kind of mistake code stream is code stream
Multicast address and port numbers and certain hour in an original channel code stream multicast address and port numbers phase
Together, therefore the wrong code stream can produce interference to original channel code stream, now the wrong code stream is attached most importance to multiple code stream.
For example, the multicast address of original code stream 1 is 239.255.1.1, and port numbers are 1234.Meanwhile, code stream 2
Multicast address also uses 239.255.1.1, port numbers to be similarly 1234.So code stream 2 will be to code stream 1
Interference is produced, code stream 2 is exactly to repeat code stream.
For the method for the type for marking wrong code stream can be multicast address in wrong code stream and
Port number judged, specifically, when wrong code stream contains multiple identical multicast address and port,
The type of marked erroneous code stream is abnormal code stream；When in the multicast address and port and Preset Time of wrong code stream
When the multicast address of the channel code stream for receiving is identical with port, the type of marked erroneous code stream is repetition code stream.
Of course, it should be understood that the present embodiment does not limit the specific labeling method of the type of marked erroneous code stream.
Step 306, according to the type of wrong code stream, filters, subsequently into step 307 to wrong code stream.
It should be noted that in step 306, according to the type of wrong code stream, wrong code stream is filtered,
Specifically, when the type of wrong code stream is to repeat code stream, filtering out wrong code stream；When the class of wrong code stream
When type is abnormal code stream, retain the first code stream in wrong code stream, filter out other codes in addition to the first code stream
Stream, and export the first code stream as code stream to be decoded.Wherein, the first code stream can be in abnormal code stream
Any one code stream with normal multicast address and port.
Step 307, exports code stream to be decoded, subsequently into step 308.
It should be noted that the code stream to be decoded of step 307 output is the channel code stream through detecting and filter,
When channel code stream is normal code stream, directly export channel code stream as code stream to be decoded；Work as channel code stream
For wrong code stream when, channel code stream is filtered, using the code stream obtained after filtration as code stream to be decoded.
Step 308, treats decoded bit stream and is decoded, and obtains the audio, video data for playing.
The present embodiment is by receiving the channel code stream and channel server of channel server upload to channel code stream
The packet loss of the channel code stream obtained by being detected；Packet loss is contrasted with default packet loss, when losing
Mark channel code stream is normal code stream when bag rate no more than presets packet loss, when packet loss is more than default packet loss
When mark channel code stream be wrong code stream；According to the multicast address and the quantity of port of wrong code stream, mark
The type of mistake code stream；According to the type of wrong code stream, wrong code stream is filtered, and export to be decoded
Code stream；Treat decoded bit stream to be decoded, obtain the audio, video data for playing.Improve prior art
Directly the channel code stream to receiving is decoded, in fact it could happen that the abnormal problem of decoding.
Fourth embodiment
Fig. 4 is referred to, Fig. 4 shows the knot of the device of code stream safe broadcast in the fourth embodiment of the present invention
Composition, concrete structure includes receiver module 401, filtering module 402 and decoder module 403, wherein：
Receiver module 401, for receiving the channel code stream and channel server of channel server upload to channel
Code stream detected obtained by detection data.
Filtering module 402, for detecting to channel code stream according to detection data, filters out mistake therein
Error code stream, and export code stream to be decoded.
Decoder module 403, is decoded for treating decoded bit stream, obtains the audio, video data for playing.
On the basis of Fig. 4, filtering module 402 specifically includes the first indexing unit 4021, second and marks
Unit 4022 and filter element 4023, refer to Fig. 5, wherein：
First indexing unit 4021, for marking band code stream in wrong code stream.
Second indexing unit 4022, for according to the quantity of the multicast address of wrong code stream and port, mark
Make mistake the type of code stream.
Filter element 4023 for according to the type of wrong code stream, filtering and defeated to wrong code stream
Go out code stream to be decoded.
Said apparatus can realize each process that device is realized in the embodiment of Fig. 1 to Fig. 3, to avoid weight
It is multiple, repeat no more here.
The present embodiment is by receiving the channel code stream and channel server of channel server upload to channel code stream
Detection data obtained by being detected；Channel code stream is detected according to detection data, is filtered out wherein
Wrong code stream, and export code stream to be decoded；Treat decoded bit stream to be decoded, obtain the sound for playing
Video data.Improve channel code stream of the prior art directly to receiving to decode, in fact it could happen that decoding
Abnormal problem.
Those of ordinary skill in the art are it is to be appreciated that respectively showing with reference to the embodiments described herein description
The unit and algorithm steps of example, can be come with the combination of electronic hardware or computer software and electronic hardware
Realize.These functions are performed with hardware or software mode actually, depending on the application-specific of technical scheme
And design constraint.Professional and technical personnel can use different methods to realize to each specific application
Described function, but this realization is it is not considered that beyond the scope of this invention.
Those skilled in the art can be understood that, for convenience and simplicity of description, foregoing description
System, device and unit specific work process, may be referred to the corresponding process in preceding method embodiment,
Will not be described here.
In embodiment provided herein, it should be understood that disclosed apparatus and method, Ke Yitong
Cross other modes to realize.For example, device embodiment described above is only schematic, for example,
The division of the unit, only a kind of division of logic function can have other division side when actually realizing
Formula, such as multiple units or component can with reference to or be desirably integrated into another system, or some features can
To ignore, or do not perform.It is another, shown or discussed coupling each other or direct-coupling or logical
Letter connection can be INDIRECT COUPLING or communication connection by some interfaces, device or unit, can be it is electrical,
Mechanical or other forms.
It is described as separating component explanation unit can be or may not be it is physically separate, as
The part that unit shows can be or may not be physical location, you can with positioned at a place, or
Can also be distributed on multiple NEs.Can select according to the actual needs therein some or all of
Unit is realizing the purpose of this embodiment scheme.
In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit,
Can also be that unit is individually physically present, it is also possible to which two or more units are integrated in a unit
In.
If the function is realized using in the form of SFU software functional unit and as independent production marketing or used
When, during a computer read/write memory medium can be stored in.Based on such understanding, the skill of the present invention
Part that art scheme substantially contributes in other words to prior art or the part of the technical scheme can be with
Embodied in the form of software product, the computer software product is stored in a storage medium, including
Some instructions are used so that a computer equipment (can be that personal computer, server, or network set
It is standby etc.) perform all or part of step of each embodiment methods described of the invention.And aforesaid storage medium
Including：USB flash disk, portable hard drive, ROM, RAM, magnetic disc or CD etc. are various can be with store program codes
Medium.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited to
This, any those familiar with the art the invention discloses technical scope in, can readily occur in
Change or replacement, all should be included within the scope of the present invention.Therefore, protection scope of the present invention should
It is defined by scope of the claims.
Claims (12)
1. a kind of method of code stream safe broadcast, it is characterised in that the method bag of the code stream safe broadcast
Include：
Receive the channel code stream and the channel server of channel server upload is carried out to the channel code stream
Detection data obtained by detection；
The channel code stream is detected according to the detection data, filters out wrong code stream therein, and
Export code stream to be decoded；
The code stream to be decoded is decoded, the audio, video data for playing is obtained.
2. the method for claim 1, it is characterised in that what the reception channel server was uploaded
Channel code stream and the channel server channel code stream is detected obtained by detection data, specifically
For：
Receive the channel code stream and the channel server of channel server upload is carried out to the channel code stream
The packet loss of the channel code stream obtained by detection；
Wherein, it is described the channel code stream is detected according to the detection data, filter out mistake therein
Error code stream, and the step of export code stream to be decoded, including：
The channel code stream is detected according to the packet loss, filters out wrong code stream therein, and it is defeated
Go out code stream to be decoded.
3. method as claimed in claim 2, it is characterised in that it is described according to the packet loss to described
The step of channel code stream is detected, including：
The packet loss is contrasted with default packet loss, when the packet loss is not more than the default packet loss
The channel code stream is marked during rate for normal code stream, the mark when the packet loss is more than the default packet loss
The channel code stream is wrong code stream.
4. the method for claim 1, it is characterised in that it is described according to the detection data to institute
The step of stating channel code stream to be detected, filter out wrong code stream therein, and export code stream to be decoded includes：
Mark the wrong code stream in the channel code stream；
According to the multicast address and the quantity of port of the wrong code stream, the type of the wrong code stream is marked；
According to the type of the wrong code stream, the wrong code stream is filtered, and export code stream to be decoded.
5. method as claimed in claim 4, it is characterised in that the group according to the wrong code stream
The quantity of address and port is broadcast, the step of mark the type of the wrong code stream, including：
When the wrong code stream contains multiple identical multicast address and port, the wrong code stream is marked
Type is abnormal code stream；
When the group of the channel code stream received in the multicast address and port and Preset Time of the wrong code stream
Broadcast address it is identical with port when, mark the type of the wrong code stream to repeat code stream.
6. method as claimed in claim 5, it is characterised in that the class according to the wrong code stream
Type, the step of filtering to the wrong code stream, and export code stream to be decoded, including：
When the type of the wrong code stream is to repeat code stream, the wrong code stream is filtered out；
When the type of the wrong code stream is abnormal code stream, retain the first code stream in the wrong code stream,
Other code streams in addition to first code stream are filtered out, and using first code stream as the code stream to be decoded
Output.
7. a kind of device of code stream safe broadcast, it is characterised in that the device bag of the code stream safe broadcast
Include：
Receiver module, for receiving the channel code stream and the channel server of channel server upload to described
Channel code stream detected obtained by detection data；
Filtering module, for being detected to the channel code stream according to the detection data, filters out wherein
Wrong code stream, and export code stream to be decoded；
Decoder module, for decoding to the code stream to be decoded, obtains the audio, video data for playing.
8. device as claimed in claim 7, it is characterised in that the receiver module specifically for：
Receive the channel code stream and the channel server of channel server upload is carried out to the channel code stream
The packet loss of the channel code stream obtained by detection；
Wherein, the filtering module specifically for：
The channel code stream is detected according to the packet loss, filters out wrong code stream therein, and it is defeated
Go out code stream to be decoded.
9. device as claimed in claim 8, it is characterised in that the filtering module specifically for：
The packet loss is contrasted with default packet loss, when the packet loss is not more than the default packet loss
The channel code stream is marked during rate for normal code stream, the mark when the packet loss is more than the default packet loss
The channel code stream is wrong code stream.
10. device as claimed in claim 7, it is characterised in that the filtering module includes：
First indexing unit, for marking the channel code stream in wrong code stream；
Second indexing unit, for according to the quantity of the multicast address of the wrong code stream and port, marking
The type of the wrong code stream；
Filter element, for according to the type of the wrong code stream, filtering to the wrong code stream, and
Export code stream to be decoded.
11. device as claimed in claim 10, it is characterised in that second indexing unit is specifically used
In：
When the wrong code stream contains multiple identical multicast address and port, the wrong code stream is marked
Type is abnormal code stream；
When the group of the channel code stream received in the multicast address and port and Preset Time of the wrong code stream
Broadcast address it is identical with port when, mark the type of the wrong code stream to repeat code stream.
12. devices as claimed in claim 11, it is characterised in that the filter element specifically for：
When the type of the wrong code stream is to repeat code stream, the wrong code stream is filtered out；
When the type of the wrong code stream is abnormal code stream, retain the first code stream in the wrong code stream,
Other code streams in addition to first code stream are filtered out, and using first code stream as the code stream to be decoded
Output.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510740683.9A CN106658177A (en) | 2015-11-04 | 2015-11-04 | Code stream safe broadcasting method and device |
| PCT/CN2016/104583 WO2017076325A1 (en) | 2015-11-04 | 2016-11-04 | Code stream playing method and apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510740683.9A CN106658177A (en) | 2015-11-04 | 2015-11-04 | Code stream safe broadcasting method and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106658177A true CN106658177A (en) | 2017-05-10 |
Family
ID=58661934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510740683.9A Withdrawn CN106658177A (en) | 2015-11-04 | 2015-11-04 | Code stream safe broadcasting method and device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106658177A (en) |
| WO (1) | WO2017076325A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109739715A (en) * | 2019-01-22 | 2019-05-10 | 京东方科技集团股份有限公司 | A kind of fault detection method and device |
| CN112735117A (en) * | 2020-12-28 | 2021-04-30 | 深圳市路畅科技股份有限公司 | Filtering method, system and application of IR analysis based on NEC standard |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116886678B (en) * | 2023-09-06 | 2023-12-05 | 中移（杭州）信息技术有限公司 | Abnormal code stream filtering method, system, electronic equipment and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102130821A (en) * | 2010-08-11 | 2011-07-20 | 华为技术有限公司 | Method and system for processing packet loss in international protocol television (IPTV) system as well as server |
| CN103200396A (en) * | 2013-04-09 | 2013-07-10 | 广东粤铁瀚阳科技有限公司 | Real-time video stream display method and system based on information display platform |
| EP2645711A1 (en) * | 2012-03-28 | 2013-10-02 | Nagravision S.A. | Method to bind the use of a television receiver to a particular network |
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|---|---|---|---|---|
| CN101159843A (en) * | 2007-10-29 | 2008-04-09 | 中兴通讯股份有限公司 | Image switching method and system for improving video switch effect in video session |
| CN103297772A (en) * | 2013-05-02 | 2013-09-11 | 深圳市比维视创科技有限公司 | Method and system for processing transmission screen image and display equipment |
| CN103701634B (en) * | 2013-12-10 | 2017-02-15 | 广州华多网络科技有限公司 | Method and device for transmitting multimedia data |
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2015
- 2015-11-04 CN CN201510740683.9A patent/CN106658177A/en not_active Withdrawn
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2016
- 2016-11-04 WO PCT/CN2016/104583 patent/WO2017076325A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102130821A (en) * | 2010-08-11 | 2011-07-20 | 华为技术有限公司 | Method and system for processing packet loss in international protocol television (IPTV) system as well as server |
| EP2645711A1 (en) * | 2012-03-28 | 2013-10-02 | Nagravision S.A. | Method to bind the use of a television receiver to a particular network |
| CN103200396A (en) * | 2013-04-09 | 2013-07-10 | 广东粤铁瀚阳科技有限公司 | Real-time video stream display method and system based on information display platform |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109739715A (en) * | 2019-01-22 | 2019-05-10 | 京东方科技集团股份有限公司 | A kind of fault detection method and device |
| CN109739715B (en) * | 2019-01-22 | 2022-07-29 | 京东方科技集团股份有限公司 | Fault detection method and device |
| CN112735117A (en) * | 2020-12-28 | 2021-04-30 | 深圳市路畅科技股份有限公司 | Filtering method, system and application of IR analysis based on NEC standard |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017076325A1 (en) | 2017-05-11 |
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