When it comes to DLNA, the majority of domestic consumers, and even some audio enthusiasts will probably feel it more strange. DLNA is a technique to appear for a long time, itself is not mysterious, also not complicated.
DLNA is a protocol name, its full name is: Digital Living Network Alliance, literal translation into Chinese is the meaning of "Digital Living Network Alliance". Domestic common names such as "family entertainment network". The agreement drafted by many famous 3 c enterprises, the purpose is to "let the PC, household appliances and equipment, including mobile phone can realize interconnection.
Look from form, DLNA is more like a remote broadcast technology. Because it allows even a display device to directly access and other DLNA broadcast network equipment in the image, voice or video resources. In the traditional method, the user must first give TV connected to the PC or disc type of broadcast equipment, can be achieved to the application of content.
Flat-panel TVS DLNA function resolution
Currently support DLNA protocol of equipment on the market can be said to be everywhere. More common are: flat TV (mainly concentrated in the foreign brand high-end models above), blu-ray players, the PS3 game machine, digital camera, etc., and PC, laptop only need through some common software can realize the DLNA function support, can say, DLNA is not popular in home and hardware relations is not large, the main problem is that the user's use habit.
So the reader will ask, since DLNA is convenient, so that if I later can need not hd players, with TV directly download various high-definition movie in the computer? To answer this answer, we need to see which media format that DLNA support.
The earliest DLNA agreement only provides support for three basic multimedia format, they are: JPEG/LPCM/mpeg-2. JPEG is one of the industry standard photo formats, are almost 100% digital cameras use common file formats; A dispute LPCM audio compression formats, PC with few; Mpeg-2 is DVD video compression coding standard. This has limitations and capacitive led to initial DLNA on practicality is not particularly good.
But in many times version of the upgrade, now the latest DLNA protocol can support more media encoding formats, including: PNG, GIF, TIF (image); AAC, AC - 3, 3 +, MP3, WMA9 ATRAC (audio); Mpeg-1, mpeg-4 AVC, WMV9 (video).
Can't replace HD TV does not mean that DLNA has lost its value. As DLNA agreement provides for all kinds of still images, audio files, is relatively good compatibility, as well as to the most standard and partial support high-definition format. DLNA also has allowed to display equipment across the broadcast equipment directly play the ability of multimedia files, this is very unique. (More hot articles you maybe interested in: iPhone miracast)
DLNA specification of equipment can be roughly divided into two categories: the definition of media server (DMS) and a media player (DMP). The former mainly provides a variety of media resources, the most common device is the PC and laptop computers. The media player is the resource users, common equipment have a flat-screen TV, blu-ray player, and the PS3 game consoles, etc.
First of all, DLNA allows broadcast equipment without any other equipment, direct broadcast network multimedia resources sharing. This feature lets have DLNA feature flat-screen TVS luxuriant transformed into temporary digital photo frame, at the time of family reunion for the guest to watch your photo album, or the majority of sd shooting DV, and effortless to find cable, or connected to the PC. Second, DLNA can extend the storage space of the existing video playback equipment. Such as domestic common game consoles the PS3 will have DLNA function. Users can complete all photos, audio and video files stored in the PC on the large capacity hard disk, need it by DLNA function play again. Internal space is used for games, all equivalent to virtually expand its own storage space.