Today(May 17^th, 2010), DONJIN Communication Tech co. Ltd released new version of 3G video service SDK based on Keygoe MultiMedia Switch.

Nowadays, with the technical improvement in various broadband mobile communication network which include 3G, it driving mobile internet and other applications in the direction of closing to end-user. Integration of circuit field and packet field, and the good video service based on it are the key reasons to attract and expand end-user. Based on this challenge, application developer hope to setup a quick and powerful service develop environment and operate platform when they develop 3G video service. It can provide video service for circuit field and packet field. Also it can provide good service to end-user based on high performance video processing engine.

New version of Keygoe V2.3.0_3G can achive the application developer’s expection. Keygoe V2.3.0_3G is aimed at 3G video service. It takes full advantage of integrating technical architecture of Keygoe. Provide powerful video processing capability to circuit and packet field of 3G network. Help application developer develop and deploy various 3G video service and applications, such as multimedia color tone,  video conference, video play, video share, video message, video blog, video monitor and so on. To seize the commerical opportunities which come from broadband mobile communication.

Keygoe V2.3.0_3G new version platform has following features:

1: Support 3G trunk access in circuit field and IP access in packet field.

By supporting to 3G-324M protocal, IP siginalling and control protocal, application developer can use Keygoe V2.3.0_3G to setup an integrated service system architecture, provide interface between mobile network which based in TDM and IP network. To make sure end-user can use the unified service among different network. Meanwhile,

It can setup high-quality telecom level video gateway device according to this feature and the hardware architecture of Keygoe MultiMedia Switch.

2: Excellent video playing and recording

Keygoe V2.3.0_3G supports for H263, MP4V,H264 and many others video codec, supports for playing and recording 3GP, AVI, flw and so on. Supports for playing file format of BMP, RTSP. Audio and video can be synchronous or independent. Supports for standard resolution ratio of SQCIF,QCIF, CIF and so on. For non-H263 codec, it supports for customising non-standard resolution ratio.

3: Various convertion among different video codec

Keygoe V2.3.0_3G provide the convertion among different video codec. Supports for any convertion among  H263, MP4V and H264.  Picture encode quality and maximum output frame ratio could be controled. Supports for standard resolution ratio of SQCIF,QCIF, CIF and so on. For non-H263 codec, it supports for customising non-standard resolution ratio.

4: Powerful video conference function

Keygoe V2.3.0_3G supports for the maximum 16 user to attend video conference. Supports for 3G-324M phone, SIP phone and 3GP playing attend to conference. It has 2x2, 3x3 and 4x4 screen divided function. It has leave conference, clear conference, reset conference, get and set visual attenders list, get and set displayed sequence of attenders and other conference management functions.

5: Text overlay function

Keygoe V2.3.0_3G can overlay the text to playing video dynamically. The text can be from ready text and key input from end-user(the maximum words input is 260 one time). It’s convenient for application developers to generate video file dynamically, develop various interactive applications.

Appendix: Keygoe V2.3.0_3G new version SDK download methods:

1.    English website download steps:

1)    log on to company website: http://www.donjin.com（English version）;

2)    under "Technical Support";select "Download Center";

3)    on the left of this page，select "Download Center for Multimedia Switches";

4)    under "DONJIN Keygoe Manual & Drivers for windows",select "Keygoe Manual V2.3.0_3g",to download KeygoeV2.3.0_3G user guide;

5)    select "Keygoe V2.3.0_3g" to download SDK.