CN109246158A - Video encoding/decoding method and device - Google Patents
Video encoding/decoding method and device Download PDFInfo
- Publication number
- CN109246158A CN109246158A CN201811374674.2A CN201811374674A CN109246158A CN 109246158 A CN109246158 A CN 109246158A CN 201811374674 A CN201811374674 A CN 201811374674A CN 109246158 A CN109246158 A CN 109246158A
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- tunneling
- stream data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/18—Multiprotocol handlers, e.g. single devices capable of handling multiple protocols
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/06—Notations for structuring of protocol data, e.g. abstract syntax notation one [ASN.1]
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
The present invention provides video encoding/decoding methods and device, comprising: the first video stream data that acquisition equipment is sent is received, wherein the first video stream data includes the first tunneling；First tunneling is matched with preset protocol rule；If the first encapsulation association and the agreement successful match in preset protocol rule, judge whether the first tunneling and the second tunneling in the second video stream data are identical；If the first tunneling is identical as second tunneling, the first video stream data is decapsulated according to the second tunneling；If the first tunneling and the second tunneling be not identical, the first tunneling is set by decapsulation parameter, and the first video stream data is decapsulated according to the first tunneling；Video data after decapsulation is decoded and is shown；The video encoding/decoding method and device can support a variety of tunnelings, and carry out adaptively changing to video encapsulation agreement.
Description
Technical field
The present invention relates to technical field of video processing, more particularly, to video encoding/decoding method and device.
Background technique
Local camera or other equipment collected video information sent out after coding compression by network system
Distal end is given, the decoding system of distal end need to first decapsulate the data received, then just decompression display.Decoding system
In the case where unknown to tunneling, it is difficult that it is correctly decapsulated and decoded.And coding side tunneling changes
When, decoding system cannot dynamically adapt to the change of coding side, to correctly cannot decapsulate and decode.
The a certain tunneling of support can be only fixed in common decoding system, and targetedly it is decapsulated and is decoded
Display；Or support a variety of decapsulation agreements, but setting decapsulation agreement need to be changed manually, adaptively changing is not achieved.
Summary of the invention
In view of this, can support a variety of encapsulation the purpose of the present invention is to provide a kind of video encoding/decoding method and device
Agreement, and adaptively changing is carried out to video encapsulation agreement.
In a first aspect, present invention implementation provides a kind of video encoding/decoding method, it is applied to microprocessor CPU, the method
Include:
The first video stream data that acquisition equipment is sent is received, first video stream data includes the first tunneling；
First tunneling is matched with preset protocol rule；
If first encapsulation association and the agreement successful match in the preset protocol rule, judge first envelope
It fills agreement and whether the second tunneling in the second video stream data is identical；
If first tunneling is identical as second tunneling, by first video stream data according to
Second tunneling is decapsulated；
If first tunneling and second tunneling be not identical, set described for decapsulation parameter
First tunneling, and first video stream data is decapsulated according to first tunneling.
With reference to first aspect, the embodiment of the invention provides the first possible embodiments of first aspect, wherein institute
Stating the first video stream data is the video data stream obtained at current time, and second video stream data is what previous moment obtained
Video stream data.
With reference to first aspect, the embodiment of the invention provides second of possible embodiments of first aspect, wherein institute
State method further include:
First video stream data of decapsulation is decoded and shown.
With reference to first aspect, the embodiment of the invention provides the third possible embodiments of first aspect, wherein institute
It states and matches first tunneling with preset protocol rule, further includes:
If it is unsuccessful that first encapsulation assists the agreement in regular with the preset protocol to match, continue to obtain next
The third video streaming data packet at moment.
With reference to first aspect, the embodiment of the invention provides the 4th kind of possible embodiments of first aspect, wherein institute
State method further include:
If not obtaining first video stream data, the CPU is in a dormant state.
Second aspect, the embodiment of the present invention also provide video decoder, and described device includes:
Receiving module, the first video stream data sent for receiving acquisition equipment, first video stream data include
First tunneling；
Matching module, for matching first tunneling with preset protocol rule；
Control module, for after agreement successful match in first tunneling and preset protocol rule,
Judge whether first tunneling and the second tunneling in the second video stream data are identical；If first encapsulation
Agreement and second tunneling be not identical, then sets first tunneling for decapsulation parameter；
Decapsulation module is used for when first tunneling is identical as second tunneling, by described first
Video stream data is decapsulated according to second tunneling；If first tunneling and second encapsulation are assisted
It discusses in different situation, is decapsulated according to decapsulation newly-installed first tunneling of parameter.
In conjunction with second aspect, the embodiment of the invention provides the first possible embodiments of second aspect, wherein institute
Stating the first video stream data is the video data stream obtained at current time, and second video stream data is what previous moment obtained
Video stream data.
In conjunction with second aspect, the embodiment of the invention provides second of possible embodiments of second aspect, wherein institute
State device further include:
Display module is decoded, for the first video stream data of decapsulation to be decoded and shown.
In conjunction with second aspect, the embodiment of the invention provides the third possible embodiments of second aspect, wherein institute
Stating matching module includes:
If it is unsuccessful that first encapsulation assists the agreement in regular with the preset protocol to match, continue to obtain next
The third video streaming data packet at moment.
In conjunction with second aspect, the embodiment of the invention provides the 4th kind of possible embodiments of second aspect, wherein institute
State device further include:
Sleep block makes CPU in a dormant state for obtaining first video stream data no.
The embodiment of the invention provides video encoding/decoding methods and device, comprising: receives the first video that acquisition equipment is sent
Flow data, wherein the first video stream data includes the first tunneling；By the first tunneling and the progress of preset protocol rule
Match；If the first encapsulation association and the agreement successful match in preset protocol rule, judge the first tunneling and the second video
Whether the second tunneling in flow data is identical；If the first tunneling is identical as second tunneling, by
One video stream data is decapsulated according to the second tunneling；If the first tunneling and the second tunneling be not identical,
The first tunneling then is set by decapsulation parameter, and the first video stream data is unsealed according to the first tunneling
Dress；Video data after decapsulation is decoded and is shown；It can support a variety of tunnelings, and to video encapsulation agreement
Carry out adaptively changing.
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention are in specification, claims
And specifically noted structure is achieved and obtained in attached drawing.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the video encoding/decoding method flow chart that the embodiment of the present invention one provides；
Fig. 2 is video decoder schematic diagram provided by Embodiment 2 of the present invention.
Icon:
10- receiving module；20- matching module；30- control module；40- decapsulation module；50- decodes display module.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present invention
Technical solution be clearly and completely described, it is clear that described embodiments are some of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
To be described in detail to the embodiment of the present invention below convenient for understanding the present embodiment.
Embodiment one:
Fig. 1 is a kind of video encoding/decoding method flow chart that the embodiment of the present invention one provides.
Referring to Fig.1, method includes the following steps:
Step S101, receives the first video stream data that acquisition equipment is sent, and the first video stream data includes the first encapsulation
Agreement；
Here, acquisition equipment is local camera or other equipment, right for convenience of transmitting during video communication
It also will do it one layer of packing encapsulation after video information coding compression, then just transmitted on network.
First video stream data is the video data stream obtained at current time, and the first tunneling is current first video flowing
The tunneling of data；
If not obtaining the first video stream data, suspend mode is waited.
Step S102 matches the first tunneling with preset protocol rule；If the first tunneling and default
Agreement matching in protocol rule is unsuccessful, thens follow the steps S103；If the first encapsulation association and the association in preset protocol rule
Successful match is discussed, S104 is thened follow the steps；
Specifically, when the first tunneling is X protocol, if there are X protocol, the first envelopes in preset protocol rule
Dress agreement is matched with preset rules agreement.If X protocol is not present in preset protocol rule, illustrate that this system does not support X to assist
View.
The video data received is analyzed, verifies whether its data format meets certain protocol rule, is met
Words then think its tunneling agreement thus, are usually all the package head formats whether verify data meets certain agreement.
If not obtaining the first video stream data, it is in suspend mode wait state.
Step S103 continues the third video streaming data packet for obtaining subsequent time.
Step S104 judges whether the first tunneling and the second tunneling in the second video stream data are identical；If
First tunneling is identical as the second tunneling, thens follow the steps S105；If the first tunneling and the second tunneling
It is not identical, then follow the steps S106；
Here, the second video stream data is the video stream data that previous moment obtains, and the second tunneling is previous moment
The tunneling of second video stream data；After monitoring every time, it is in suspend mode wait state.
Step S105 decapsulates the first video stream data according to the second tunneling；
Decapsulation parameter is set the first tunneling by step S106, and by the first video stream data according to the first envelope
Dress agreement is decapsulated.
Specifically, by taking preset protocol only has two kinds of A, B as an example, if the first tunneling is A agreement, the first video fluxion
A multi-protocol decapsulation accordingly, if the first tunneling is B agreement, the first video stream data is with B multi-protocol decapsulation；
If not obtaining the first video stream data, it is in suspend mode wait state.
Step S107 decodes the first video stream data of decapsulation and shows.
Here, every frame data are shown after carrying out hardware or software decoding to the first video stream data of decapsulation
Show.
If not obtaining the first video stream data, it is in suspend mode wait state.
Embodiment two:
Fig. 2 is a kind of video decoder provided by Embodiment 2 of the present invention.
Referring to Fig. 2, which includes receiving module 10, matching module 20, control module 30, decapsulation module 40, decoding
Display module 50,60 (not shown) of sleep block.
Receiving module 10, the first video stream data sent for receiving acquisition equipment, the first video stream data includes the
One tunneling；
Matching module 20, for matching the first tunneling with preset protocol rule；
Control module 30, for judging the after agreement successful match in the first tunneling and preset protocol rule
Whether one tunneling and the second tunneling in the second video stream data are identical；If the first tunneling and the second encapsulation
Agreement is not identical, then sets first tunneling for decapsulation parameter；
Decapsulation module 40 is used for when the first tunneling is identical as the second tunneling, by the first video stream data
It is decapsulated according to the second tunneling；If under the first tunneling and the different situation of the second tunneling, according to
Decapsulation newly-installed first tunneling of parameter is decapsulated.
Display module 50 is decoded, for the first video stream data of decapsulation to be decoded and shown.
60 (not shown) of sleep block, for making CPU in a dormant state in the first video stream data of no acquisition.
The embodiment of the invention provides a kind of video encoding/decoding method and devices, comprising: receives acquisition equipment is sent first
Video stream data, wherein the first video stream data includes the first tunneling；By the first tunneling and preset protocol rule into
Row matching；If the first encapsulation association and the agreement successful match in preset protocol rule, judge the first tunneling and second
Whether the second tunneling in video stream data is identical；If the first tunneling is identical as second tunneling,
First video stream data is decapsulated according to the second tunneling；If the first tunneling and the second tunneling not phase
Together, then the first tunneling is set by decapsulation parameter, and the first video stream data is solved according to the first tunneling
Encapsulation；Video data after decapsulation is decoded and is shown；It can support a variety of tunnelings, and video encapsulation is assisted
View carries out adaptively changing.
The embodiment of the present invention also provides a kind of electronic equipment, including memory, processor and storage are on a memory and can
The computer program run on a processor, processor realize video decoding provided by the above embodiment when executing computer program
The step of method.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium
Calculation machine program, the step of video encoding/decoding method of above-described embodiment is executed when computer program is run by processor.
Computer program product provided by the embodiment of the present invention, the computer-readable storage including storing program code
Medium, the instruction that said program code includes can be used for executing previous methods method as described in the examples, and specific implementation can be joined
See embodiment of the method, details are not described herein.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description
It with the specific work process of device, can refer to corresponding processes in the foregoing method embodiment, details are not described herein.
In addition, in the description of the embodiment of the present invention unless specifically defined or limited otherwise, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic or disk.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
Finally, it should be noted that embodiment described above, only a specific embodiment of the invention, to illustrate the present invention
Technical solution, rather than its limitations, scope of protection of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, those skilled in the art should understand that: anyone skilled in the art
In the technical scope disclosed by the present invention, it can still modify to technical solution documented by previous embodiment or can be light
It is readily conceivable that variation or equivalent replacement of some of the technical features；And these modifications, variation or replacement, do not make
The essence of corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, should all cover in protection of the invention
Within the scope of.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of video encoding/decoding method, which is characterized in that be applied to microprocessor CPU, which comprises
The first video stream data that acquisition equipment is sent is received, first video stream data includes the first tunneling；
First tunneling is matched with preset protocol rule；
If first encapsulation association and the agreement successful match in the preset protocol rule, judge first encapsulation association
It discusses whether identical as the second tunneling in the second video stream data；
If first tunneling is identical as second tunneling, by first video stream data according to described
Second tunneling is decapsulated；
If first tunneling and second tunneling be not identical, described first is set by decapsulation parameter
Tunneling, and first video stream data is decapsulated according to first tunneling.
2. video encoding/decoding method according to claim 1, which is characterized in that first video stream data is current time
The video data stream of acquisition, second video stream data are the video stream data that previous moment obtains.
3. video encoding/decoding method according to claim 1, which is characterized in that the method also includes:
It decodes the first video stream data of decapsulation and shows.
4. video encoding/decoding method according to claim 1, which is characterized in that described by first tunneling and default
Protocol rule is matched, further includes:
If it is unsuccessful that first encapsulation assists the agreement in regular with the preset protocol to match, continue to obtain subsequent time
Third video streaming data packet.
5. video encoding/decoding method according to claim 1, which is characterized in that the method also includes:
If not obtaining first video stream data, the CPU is in a dormant state.
6. a kind of video decoder, which is characterized in that described device includes:
Receiving module, the first video stream data sent for receiving acquisition equipment, first video stream data includes first
Tunneling；
Matching module, for matching first tunneling with preset protocol rule；
Control module, for after agreement successful match in first tunneling and preset protocol rule, judgement
Whether first tunneling and the second tunneling in the second video stream data are identical；If first tunneling
It is not identical as second tunneling, then first tunneling is set by decapsulation parameter；
Decapsulation module is used for when first tunneling is identical as second tunneling, by first video
Flow data is decapsulated according to second tunneling；If first tunneling and second tunneling are not
In identical situation, decapsulated according to decapsulation newly-installed first tunneling of parameter.
7. video decoder according to claim 6, which is characterized in that first video stream data is current time
The video data stream of acquisition, second video stream data are the video stream data that previous moment obtains.
8. video decoder according to claim 6, which is characterized in that described device further include:
Display module is decoded, for the first video stream data of decapsulation to be decoded and shown.
9. video decoder according to claim 6, which is characterized in that the matching module includes:
If it is unsuccessful that first encapsulation assists the agreement in regular with the preset protocol to match, continue to obtain subsequent time
Third video streaming data packet.
10. video decoder according to claim 6, which is characterized in that described device further include:
Sleep block makes CPU in a dormant state for obtaining first video stream data no.
Priority Applications (1)
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| CN201811374674.2A CN109246158A (en) | 2018-11-20 | 2018-11-20 | Video encoding/decoding method and device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811374674.2A CN109246158A (en) | 2018-11-20 | 2018-11-20 | Video encoding/decoding method and device |
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| CN114501116A (en) * | 2022-01-19 | 2022-05-13 | 深圳力维智联技术有限公司 | Rule model-based audio and video stream de-encapsulation method and system |
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Application publication date: 20190118 |