CN106686458A - Network video live broadcast processing system and method - Google Patents

Network video live broadcast processing system and method Download PDF

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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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CN
China
Prior art keywords
video data
memorizer
core processor
soft
sent
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710006340.9A
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Chinese (zh)
Inventor
郝志彬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Xingyun Interconnect Technology Co Ltd
Original Assignee
Beijing Xingyun Interconnect Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Xingyun Interconnect Technology Co Ltd filed Critical Beijing Xingyun Interconnect Technology Co Ltd
Priority to CN201710006340.9A priority Critical patent/CN106686458A/en
Publication of CN106686458A publication Critical patent/CN106686458A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43Processing 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
    • H04N21/443OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
    • H04N21/4435Memory management
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43Processing 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
    • H04N21/433Content storage operation, e.g. storage operation in response to a pause request, caching operations
    • H04N21/4334Recording operations
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43Processing 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
    • H04N21/433Content storage operation, e.g. storage operation in response to a pause request, caching operations
    • H04N21/4335Housekeeping operations, e.g. prioritizing content for deletion because of storage space restrictions
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/76Television signal recording
    • H04N5/765Interface circuits between an apparatus for recording and another apparatus
    • H04N5/77Interface 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

Internet video live broadcasting processing system and method
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.
CN201710006340.9A 2017-01-05 2017-01-05 Network video live broadcast processing system and method Pending CN106686458A (en)

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Application Number Priority Date Filing Date Title
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Application publication date: 20170517