CN106686458A - Network video live broadcast processing system and method - Google Patents
Network video live broadcast processing system and method Download PDFInfo
- Publication number
- CN106686458A CN106686458A CN201710006340.9A CN201710006340A CN106686458A CN 106686458 A CN106686458 A CN 106686458A CN 201710006340 A CN201710006340 A CN 201710006340A CN 106686458 A CN106686458 A CN 106686458A
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- Prior art keywords
- video data
- memorizer
- core processor
- soft
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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
- H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
- H04N21/4435—Memory management
-
- 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
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4334—Recording operations
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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
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4335—Housekeeping operations, e.g. prioritizing content for deletion because of storage space restrictions
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
- H04N5/77—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television camera
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Software Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention provides a network video live broadcast processing system and method. The network video live broadcast processing system includes a first soft core processor, a second soft core processor and a memory, wherein the first soft core processor is connected with a peripheral camera for controlling the peripheral camera to acquire video data and receive the video data; the first soft core processor is connected with the memory for sending the video data to the memory; the second soft core processor is connected with the memory for calling the video data from the memory and sending the video data to a peripheral terminal; and the memory is used for synchronously storing and calling the video data. The network video live broadcast processing system and method can realize acquisition, sharing synchronization and transmission of video data to enable transmission to become more flexible and quick, and can reduce time-delay of video playing, through division processing of the soft core processors.
Description
Technical field
The present invention relates to computer processing technology field, more particularly to a kind of internet video live broadcasting processing system and method.
Background technology
The method for realizing RTSP (real time streaming transport protocol) net cast at present is mostly (embedded using embedded-type ARM
Risc processor) platform, in live555 achieved above, (as Streaming Media provides the cross-platform C++ of solution and increases income item
Mesh) function.
Video data is gathered using photographic head, and the data of collection are passed to by way of fifo (First Input First Output)
live555.This mode can be present in certain time delay.
The content of the invention
The present invention provides a kind of internet video live broadcasting processing system and method, for solving prior art in transmit video counts
According to delay issue.
It is in a first aspect, the present invention provides a kind of internet video live broadcasting processing system including the first soft-core processor, second soft
Core processor and memorizer, wherein,
First soft-core processor is connected with peripheral hardware photographic head, for controlling the peripheral hardware photographic head collection video data
And receive the video data；
First soft-core processor is connected with the memorizer, for the video data to be sent to into the storage
Device；
Second soft-core processor is connected with the memorizer, for calling the video counts from the memorizer
According to, and the video data is sent to into peripheral hardware terminal；
The memorizer, for synchronous the video data is stored and recalls.
Alternatively, the memorizer includes mutually exclusive lock module, and the mutually exclusive lock module is used to send synchronous depositing
Store up and recall the permission signal of the video data.
Alternatively, the memorizer includes RAM or ROM.
Second aspect, the present invention provides a kind of internet video live broadcasting processing method based on said system, including：
First soft-core processor obtains video data, and video data is sent to into the memorizer, the storage
Device stores video data；
Second soft-core processor calls the video data from the memorizer, and the video data is sent
Give peripheral hardware terminal.
Alternatively, first soft-core processor obtains video data, and video data is sent to into the memorizer, institute
Memory storage video data is stated, including：
First soft-core processor controls the peripheral hardware photographic head collection video data and receives the video data；
First soft-core processor to the memorizer sends storage request, and is detecting the institute in the memorizer
After stating the storage permission signal that mutually exclusive lock module sends, the video data is sent to into the memorizer, the storage
Device stores video data.
Alternatively, second soft-core processor calls the video data from the memorizer, and by the video
Data is activation gives peripheral hardware terminal, including：
Second soft-core processor to the memorizer sends call request, and is detecting the institute in the memorizer
That states that mutually exclusive lock module sends calls after permission signal, and the video data is recalled from the memorizer, and by institute
State video data and be sent to peripheral hardware terminal.
Alternatively, the memorizer includes RAM or ROM.
As shown from the above technical solution, the present invention is provided internet video live broadcasting processing system and method, at soft core
The division of labor of reason device is processed, and realizes collection, shared synchronization and transmitting video data, makes transmission more flexibly quick, reduces video playback
Time delay.
Description of the drawings
Fig. 1 is the structural representation of the internet video live broadcasting processing system that the embodiment of the present invention 1 is provided；
Fig. 2 is the schematic flow sheet of the internet video live broadcasting processing method that the embodiment of the present invention 2 is provided.
Specific embodiment
With reference to the accompanying drawings and examples, the specific embodiment of the present invention is described in further detail.Hereinafter implement
Example is not limited to the scope of the present invention for illustrating the present invention.
A kind of internet video live broadcasting processing system that the embodiment of the present invention 1 is provided, the system is based on programmable system on chip
(SOPC) platform, is a kind of special embedded system.First it is SOC(system on a chip) (SOC), i.e., completed entirely by one single chip
The main logic function of system；Secondly, it is programmable system, with flexible design, can reduce, it is extendible, can rise
Level, and possess the function of software and hardware in-system programmable components.
Fig. 1 shows a kind of internet video live broadcasting processing system that the embodiment of the present invention 1 is provided, including the first soft core is processed
Device 11, the second soft-core processor 12 and memorizer 13, wherein,
First soft-core processor is connected with peripheral hardware photographic head, for controlling the peripheral hardware photographic head collection video counts
According to being sent to the first soft-core processor after peripheral hardware photographic head gathered data.
In the embodiment of the present invention, the memorizer can be RAM (random access memory) or ROM (read only memory), use
The video data is stored and recalls in synchronization.In shared synchronizing video data, the internal mutually exclusive lock for arranging can be passed through
Module 14 (MUTEX modules) realizes that the mutually exclusive lock module synchronously stores and recall the video data for sending
Allow signal.
First soft-core processor is connected with the memorizer, for the video data to be sent to into the storage
Device.Specially：First soft-core processor to the memorizer sends storage request, and is detecting in the memorizer
The storage that the mutually exclusive lock module sends is allowed after signal, and the video data is sent to into the memorizer, described to deposit
Reservoir stores video data.
Second soft-core processor is connected with the memorizer, for calling the video counts from the memorizer
According to, and the video data is sent to into peripheral hardware terminal.Specially：Second soft-core processor sends to the memorizer and adjusts
With request, and detect that the described mutually exclusive lock module in the memorizer sends call permission signal after, will be described
Video data is recalled from the memorizer, and the video data is sent to into peripheral hardware terminal using RTSP agreements.
The internet video live broadcasting processing system that the embodiment of the present invention 1 is provided, is processed by the soft-core processor division of labor, realizes adopting
Collection, shared synchronization and transmitting video data, make transmission more flexibly quick, reduce video playback time delay.
Fig. 2 shows a kind of internet video live broadcasting processing method based on said system that the embodiment of the present invention 2 is provided, bag
Include：
S21, first soft-core processor obtain video data, and video data is sent to into the memorizer, described
Memory storage video data.
In this step, it should be noted that first soft-core processor controls the peripheral hardware photographic head gathers video
Data simultaneously receive the video data.
First soft-core processor to the memorizer sends storage request, and is detecting the institute in the memorizer
After stating the storage permission signal that mutually exclusive lock module sends, the video data is sent to into the memorizer, the storage
Device stores video data.
S22, second soft-core processor call the video data from the memorizer, and by the video data
It is sent to peripheral hardware terminal.
First soft-core processor to the memorizer sends call request, and is detecting the institute in the memorizer
That states that mutually exclusive lock module sends calls after permission signal, and the video data is recalled from the memorizer, and by institute
State video data and peripheral hardware terminal is sent to using RTSP agreements.
Due to the methods described of the embodiment of the present invention 2 it is identical with the principle of system described in above-described embodiment, in further detail
Explanation content will not be described here.
It should be noted that can be by hardware processor (hardware processor) come real in the embodiment of the present invention
Existing related function module.
The internet video live broadcasting processing method that the embodiment of the present invention 2 is provided, is processed by the soft-core processor division of labor, realizes adopting
Collection, shared synchronization and transmitting video data, make transmission more flexibly quick, reduce video playback time delay.
Although additionally, it will be appreciated by those of skill in the art that some embodiments described herein include other embodiments
In included some features rather than further feature, but the combination of the feature of different embodiments means in of the invention
Within the scope of and form different embodiments.For example, in the following claims, embodiment required for protection appoint
One of meaning can in any combination mode using.
It should be noted that above-described embodiment the present invention will be described rather than limits the invention, and ability
Field technique personnel can design without departing from the scope of the appended claims alternative embodiment.In the claims,
Any reference markss between bracket should not be configured to limitations on claims.Word "comprising" is not excluded the presence of not
Element listed in the claims or step.Word "a" or "an" before element does not exclude the presence of multiple such
Element.The present invention can come real by means of the hardware for including some different elements and by means of properly programmed computer
It is existing.If in the unit claim for listing equipment for drying, several in these devices can be by same hardware branch
To embody.The use of word first, second, and third does not indicate that any order.These words can be explained and be run after fame
Claim.
One of ordinary skill in the art will appreciate that：Various embodiments above only to illustrate technical scheme, and
It is non-that it is limited；Although being described in detail to the present invention with reference to foregoing embodiments, one of ordinary skill in the art
It should be understood that：It still can modify to the technical scheme described in foregoing embodiments, either to which part or
All technical characteristic carries out equivalent；And these are changed or are replaced, the essence for not making appropriate technical solution departs from this
Bright claim limited range.
Claims (7)
1. a kind of internet video live broadcasting processing system, it is characterised in that including the first soft-core processor, the second soft-core processor and
Memorizer, wherein,
First soft-core processor is connected with peripheral hardware photographic head, for controlling the peripheral hardware photographic head collection video data and connecing
Receive the video data；
First soft-core processor is connected with the memorizer, for the video data to be sent to into the memorizer；
Second soft-core processor is connected with the memorizer, for calling the video data from the memorizer, and
The video data is sent to into peripheral hardware terminal；
The memorizer, for synchronous the video data is stored and recalls.
2. system according to claim 1, it is characterised in that the memorizer includes mutually exclusive lock module, the phase
Mutually repelling lock module is used to send the synchronous permission signal for storing and recalling the video data.
3. system according to claim 1, it is characterised in that the memorizer includes RAM or ROM.
4. a kind of internet video live broadcasting processing method based on system described in any claim in the claims 1-3, its
It is characterised by, including：
First soft-core processor obtains video data, and video data is sent to into the memorizer, and the memorizer is deposited
Storage video data；
Second soft-core processor calls the video data from the memorizer, and the video data is sent to outer
If terminal.
5. method according to claim 4, it is characterised in that first soft-core processor obtains video data, and will
Video data is sent to the memorizer, the memory storage video data, including：
First soft-core processor controls the peripheral hardware photographic head collection video data and receives the video data；
First soft-core processor to the memorizer sends storage request, and is detecting the phase in the memorizer
After mutually repelling the storage permission signal that lock module sends, the video data is sent to into the memorizer, the memorizer is deposited
Storage video data.
6. method according to claim 4, it is characterised in that second soft-core processor is called from the memorizer
The video data, and the video data is sent to into peripheral hardware terminal, including：
Second soft-core processor to the memorizer sends call request, and is detecting the phase in the memorizer
What mutually repulsion lock module sent calls after permission signal, and the video data is recalled from the memorizer, and regards described
Frequency evidence is sent to peripheral hardware terminal.
7. system according to claim 4, it is characterised in that the memorizer includes RAM or ROM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710006340.9A CN106686458A (en) | 2017-01-05 | 2017-01-05 | Network video live broadcast processing system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710006340.9A CN106686458A (en) | 2017-01-05 | 2017-01-05 | Network video live broadcast processing system and method |
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| Publication Number | Publication Date |
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| CN106686458A true CN106686458A (en) | 2017-05-17 |
Family
ID=58849959
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| CN201710006340.9A Pending CN106686458A (en) | 2017-01-05 | 2017-01-05 | Network video live broadcast processing system and method |
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Application publication date: 20170517 |