Transferred from: http://www.cnblogs.com/fangkm/p/4370492.htmlReprint Please specify source: http://www.cnblogs.com/fangkm/p/4370492.htmlThe previous article simply introduced the next WEBRTC protocol process, which begins with the introduction of frameworks and interfaces.When it comes to frames, instinctively don't know where to start. Once directly from the chromium project on the integration of the source of W
Switch from using WEBRTC to build front-end video chat room--Data channel ChapterIn two browsers, it is very complex to send messages for chat, games, or file transfers. Usually, we need to set up a server to forward the data, of course, the larger the size of the case, will be expanded into multiple data centers. In this case, there is a high latency and it is difficult to guarantee the privacy of the data.These issues can be addressed through the Rt
servers, signaling servers, penetrating servers1, APPRTC Room server HTTPS://GITHUB.COM/WEBRTC/APPRTC2, Collider signaling server above the source code in the own3. Coturn Penetrating server Https://github.com/coturn/coturn4, need to implement their own Coturn connection information interface, the main return user name, password and turn configuration information, usually called Turn REST API, do not implement this interface Apprtcdemo not connected
WEBRTC Introduction and simple Application
WebRTC, web Real-time communication, Web real-time communication technology. In short, the introduction of real-time communication in a Web browser, including audio and video calls.
WEBRTC Real-time communication technology Introduction
How to use
Media Introduction
Signaling
Stun
WebRTC supports the use of its own codec (limited to native development), audio, video can be. Here the video coding as an example to analyze the corresponding source code in the WebRTC.CreatepeerconnectionfactoryIn Webrtc/api/peerconnectioninterface.h there is a method Createpeerconnectionfactory, the prototype is as follows:inline rtc::scoped_refptrAs you can see, the last four parameters of Createpeercon
WebRTC supports the use of its own codec (limited to native development), audio, video can be. Here the video coding as an example to analyze the corresponding source code in the WebRTC. createpeerconnectionfactory
In Webrtc/api/peerconnectioninterface.h there is a method Createpeerconnectionfactory, the prototype is as follows:
Inline rtc::scoped_refptr
As you
Continue with the unfinished part of the previous article, including the following three sections:1, extension: WEBRTC multiparty calls.2,mcu Multipoint Control Unit.2, Extension: VOIP, telephone, message communication.Note: Translation is not verbatim, but in accordance with their own understanding of the translation, at the same time, in order to facilitate understanding, but also to join some of their own organization language.Reprint please indica
Which framework or library is the best for use WebRTCHttp://stackoverflow.com/questions/24857637/current-state-of-javascript-webrtc-librariesI want to know the which framework or library is the best for use WebRTC. Here are a small and incomplete list of libraries/sdk out there. Any lib that I forgot, feel free to let me know:Libraries:
Simplertc
Rtcmulticonnection
Crocodilertc
Lynckia/
This article is translated from WEBRTC data channelsIn two browsers, it is very complex to send messages for chat, games, or file transfers. Usually, we need to set up a server to forward the data, of course, the larger the size of the case, will be expanded into multiple data centers. In this case, there is a high latency and it is difficult to guarantee the privacy of the data.These issues can be addressed through the Rtcdatachannel API provided by
message sent by the users of the private network must be relay forwarded by Turnserver.Http://baike.baidu.com/subview/351571/10359693.htm2, installationReference:Http://www.hankcs.com/program/network/compile-rfc5766-turn-server-to-build-turn-server.htmlCode Download:Https://github.com/coturn/rfc5766-turn-server/releasesDownload the latest tar.gz package. Rfc5766-turn-server-3.2.5.9.tar.gzInstall dependent environments##ssl 需要yum安装yum install openssl
point 1 detection point 2If you see the situation shown, there is a risk of vulnerability.
The repair of the bug is still very simple.If you are a Firefox browser, then the latest version has been fixed, of course, you can also perform the following steps to troubleshoot.1. Input: About:config2. media.peerconnection.enabled3. Modify its property to FalseIf you are a Google browser, please download install Scriptsafe plugin for repair, if you ar
based on 3GPP Ims/rcs and can be used in embedded and desktop systems. The framework is written using ansci-c and is very portable. and has been designed to be very lightweight and effective in embedded systems with low memory and low processing power. The Idoubs feature on the Apple system is based on this framework. Most of the audio and video encoding formats are supported (H264 (VIDEO), VP8 (video), ILBC (audio), pcma,pcmu,g722,g729). NAT supports Ice (Stun+turn)2) Effect measurementTest en
Recently experiment how to let WEBRTC support H264 code, record, for people who need reference.
To illustrate, I was compiling the WebRTC under Ubuntu Server 14.04, using the native (c + +) API to develop WebRTC applications. So my adjustments are based on the native code.
The end result is that the browser can send a video with H264 or receive H264 video.
Note t
In "Let WEBRTC support H264 codec" I provide a priority to use the H264 codec thinking. We can verify it on the browser side.
There are three ways to verify: In JS print SDP view Chrome's log chrome_debug.log (see Open Chrome Log) Grab bag using webrtc-internals
The first three kinds are no longer introduced, we look at the webrtc-internals.
The
WEBRTC reply content: I am in development and have a basic understanding of the WebRTC source code stack. It mainly consists of two key technologies: 1. webRTC Video/Voice Engine, including camera microphone operations, Video preprocessing, VP8 coding/decoding, and streaming media transmission (RTP/RTCP); 2. implement the P2P channel and use libjingle to complete
Recently experiment how to let WEBRTC support H264 code, record, for people who need reference.To illustrate, I was compiling the WebRTC under Ubuntu Server 14.04, using the native (c + +) API to develop WebRTC applications. So my adjustments are based on the native code.The end result is that the browser can send a video with H264 or receive H264 video.Note that
Said Nat before the penetration of a few about the concept of WEBRTC, may have been the same as the author of the WEBRTC concept of the wrong understanding of the classmate. WebRTC (Network real-time communication) It is a Web browser to support real-time voice dialogue or video dialogue technology, it provides us with video conferencing core technology, includin
The greatest feature of real-time streaming media applications is real-time, while latency is the biggest enemy of real-time sex. The processing speed of media data is the important reason of delay, and the network congestion is the main cause of delay from the point of transmission. Network congestion can cause packet loss, and may result in longer data transfer times and increased latency.Congestion control is one of the important methods in real-time streaming media application quality assura
Real-time video communication via WebRTC (I.)
Real-time video communication via WEBRTC (II.)
Real-time video communication via WEBRTC (iii)
In this article we continue to learn about WebRTC 's related Api,rtcpeerconnectiont and Rtcdatachannel.RtcpeerconnectionRtcpeerconnection is a
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