Speaking of dlna, the UPnP protocol must be mentioned. This can be seen from the layer of dlna.
UPnP is the abbreviation of Universal Plug and Play, that is, universal plug-and-play. This Protocol is dominated by Intel and Microsoft, mainly for the home network and enterprise network.
With the trend of mobile Internet, multi-device interaction has gradually entered people's lives. For example, file sharing between mobile QQ and PC allows mobile phones to watch videos and smart routers on PCs. Related attempts started a long time ago, such as UPnP and dlna. As a bunch of industry leaders, dlna combines many other protocols to define some device
By the first article we have a general understanding of the basic concepts of DLNA and the relationship with UPnP, this article mainly introduces the basic components of the UPnP protocol and the AV architecture.1. UPnP Protocol CompositionIn the UPnP protocol, two main comp
From the first two articles we learned about the basic concepts of DLNA and UPnP protocols, this article mainly introduces the SDK and code resources for developing DLNAUPNP applications.1. Build a test environmentBy the second article, the UPnP AV Typical application architecture, we know that to achieve a complete application, we need three principals, one is M
remote control device, you can find media files that can be played on DMS and specify the action that can be played by a terminal playing the content. This type of device is not only intended for remote control, but also can be used as a smart terminal device with basic operation interfaces.
Digital media printer, the output of printed images can be in the standard format. Basically, the dflat function is similar to that of a traditional USB printer.
Definition of the transport layer of
After one months of research, the iOS DLNA is finally done. Record it.With regard to DLNA development, there are currently two frameworks. A CyberLink, a platinumkit. The advantage of CyberLink is that it provides a set of OC APIs for you to call, very simple and convenient. However, this framework has many problems and is not fully functional. Platinumkit frame Bottom for C + +, to use this set of framewor
Http://www.jb51.net/os/windows/79421.htmlTools/MaterialsWindows 7/8/10 Home Premium version aboveHome WiFi LAN (no internet connection required)Support for DLNA-enabled phones (enable DLNA features or use the appropriate software) Method/StepOpen the Windows 7/8 Control Panel → network and internet → network and sharing center → change advanced sharing settings.
In the Advanced Sharing
Multiple off-the-shelf, new and exciting solutions, including home automation, printing, image processing, audio/video entertainment, kitchen equipment, car networks and similar networks in public gathering places. UPnP isDistributed and open network architecture, which can fully utilize the functions of TCP/IP and network technology, not only can seamlessly connect similar networks, it can also control network devices and transmit data between them.E
I read a lot of articles on how to enable the UPnP function on the Internet, and found that no article can fully introduce the entire UPnP setup process. Therefore, I decided to write an article and at least take the overall idea of setting up UPnP into account. Because different operating systems and different models of ADSL Modem are involved, this article cann
Read a lot on the internet about how to turn on the UPnP feature, and found that no article has been able to introduce the entire UPnP setup process, it is only part of the story. So decided to write an article, at least the overall idea of setting up UPnP, because it involves different operating systems and different models of ADSL Modem, so this article can not
[What is UPnP technology ?]
The UPnP (Universal Plug and Play) technology is an architecture designed to connect Smart appliances, wireless devices, and various types of personal computers over P2P networks. It is designed to be an easy-to-use, flexible, and standard-based connection to families, small businesses, and public places connected to ad-hoc or unmanaged networks.
About the dlna framework
1. Networking connectivity
To solve the connectivity problem of physical devices,
It mainly depends on Ethernet, 802.11, IPv4 protocol stack, and IPv6 protocol stack.
The TCP/IP protocol stack must contain IPv4, TCP, UDP, DHCP, auto-IP, ARP, and ICMP.
2. device discovery Control
To solve device discovery and interoperability problems, the so-called "device Zero Configuration" is implemented ". For example, when playing PC
Starting point: A lot of DLNA/UPNP protocol stacks, CyberLink for Java (sourceforge download) Advantages: Simple and practical, the disadvantage is inefficient, there are several fatal bugs
Objective: To solve the problem that the DLNA player/server can not be found by other control points, why the media files in the media server can not play CyberLink.
Practice:
Article Title: Enable the LinuxNAT server to support UPnP. Linux is a technology channel of the IT lab in China. Including desktop applications, Linux system management, kernel research, embedded systems, open source, and other basic classification references:
UPnP on your Linux 2.4 firewall how-to by bijl
Allow Linux NAT server to support UPnP by lonestar
What k
Let the Linux system NAT server support UPnP-Linux Enterprise Application-Linux server application information. The following is a detailed description. Note: If you have a high requirement on network security or a high requirement on Controllable networks, do not install and configure UPnP support. Otherwise, the network NAT ing will be chaotic, leading to many problems. We recommend that you use
It's been 7-8 years since we touched the DLNA protocol.The earliest contact with DLNA was in 2007, for P company to do DLNA program, thick 1000 multi-page protocol all looked over. Then is the contact N Company provides mobile version of DLNA DMC implementation.In recent years, s company's
Now the TV has DLNA function, you can put the mobile phone computer movies, pictures, music, etc., into the TV's big screen, Storm audio and video Dlna function, you can put the film to DLNA equipment, so that your watch when there is a better experience.
Tip: When using this feature, the TV and computer must be in the same network environment.
1, open the
UPnP protocol learning notes-Overview [What is UPnP technology ?] The UPnP (Universal Plug and Play) technology is an architecture designed to connect Smart appliances, wireless devices, and various types of personal computers over P2P networks. It is designed to be an easy-to-use, flexible, and standard-based connection to families, small businesses, and public
Using the dlna function, you can connect wireless networks including personal PCs, consumer appliances, and mobile devices to wired networks.Formats supported by dlna:Image: jpeg png, GIF, TiffAudio: lpcm AAC, AC-3, ATRAC 3 plus, MP3, wma9AV: MPEG2 MPEG-1, MPEG-4, AVC, wmv9By using the mobile phone dlna function, you can wirelessly play a video from a mobile phone to a computer player, or directly play the
Usage of UPnP Functions
Usage of UPnP Functions
I. Concepts of UPnP:
The following is an explanation of UPnP on the Microsoft Official Website:
Q: What is UPnP?A: Universal plug-and-play (UPnP) is a common architectu
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