MPEG-4-2-1即時壓縮卡/VM系列(SDK)

VM MPEG-4-2-1即時影音壓縮卡

VM系列影音壓縮卡提供低價位.高品質MPEG-4-2-1即時編碼壓縮.符合工業標準及專業應用領域

VM系列產品採用VITEC技術領先全球的VM200晶片設計,並開發完成下一世代的MPEG 壓縮技術Hybrid Technology.此一技術讓您不用擔心硬體投資的浪費,未來只要透過Soltware的更新,就能持續與世界標準同步,而不落伍或被淘汰

Hybrid技術帶給您的利益

1.隨著時間的演進能增強執行效能及功能

愈快速的pc將能不斷提升至較高的品質及增加新功能,目前市場上没有其它產品有此一功能

2.簡單且經濟的更新

硬體架構永遠不便,可完全靠軟體更新規格,保障硬體投資及低成本的更新至新世代規格產品

3.增加產品使用年限

當每一世代技術來到市場時,不需要花錢及時再開發一次產品

4.一致性的安裝基礎

VAR或SI能提供一致性的安裝環境給客戶容易維護

5.低成本效益

Hybrid技術須要較少的矽晶体相對的耗電量也低,整体成本較低

4 VM boards VM2-1 VM2-2 VM4-1  VM4-2
 MPEG-1 MPEG-2-1 MPEG-4-1 MPEG-4-2-1
SIF FD1.SIF GIF/SIF FD1.FD1.SIF
           
           
Inputs/Outputs Video Formats NTSC/PAL/SECAM NTSC/PAL/SECAM NTSC/PAL/SECAM NTSC/PAL/SECAM
Video inputs 4 COMPOSITE OR 2 S Video 4 COMPOSITE OR 2 S-Video 4 composite or 2 S-Video 4 composite or 2 S-Video
Audio Inputs 1 Mirri JACK Stepeo 1 Mini Jack Steieo 1 Mini Jack Stereo 1 Mini Jack Stereo
Video output Composite. S-Video RGBS Composite. S-Video.RGBS Composite S-Video RGBS Composite S-Video RGBS
Audio Output 1 Mini Jack Sterco 1 Mini Jack Steieo 1 Mini Jack Stereo 1 Mini Jack Stereo
Preview on VGA yes yes yes yes
Video and Autio Pass Through yes yes yes yes
           
           
Video Encoding MPEG-1 SIF,QSIF SIF,QSIF SIF,QSIF SIF,QSIF
MPEG-2 no FD1,2/3D1,HD1,SIF,QSIF no FD1,2/3D1,HD1,SIF,QSIF
MPEG-4 no no CIF,QCIF FD1,2/3D1,HD1,SIF,QSIF
MPEG-4 ISMA Level 0 and 1 no no yes yes
MPEG-4 profile - - ASP/level 0-5(1 object) ASP/level 0-5(1 object)
Elementary streams MPEG-1&-2 yes yes yes yes
Elementary streams MPEG-4 - - no no
MPEG-1 System stream yes yes yes yes
MPEG-2 PS AND TS(SPTS) - yes - yes
MPEG-4 System stream - - yes yes
vcd 2.0,SVCD compliance yes yes yes yes
DVD,SVCD coompliance no yes no yes
Frame rate 29.97(NTSC) 25(PAL/SECAM) 29.97(NTSC) 25(PAL/SECAM) 29.97(NTSC) 25(PAL/SECAM) 29.97(NTSC) 25(PAL/SECAM)
Adjustable frame rate yes(skip N frames) yes(skip N frames) yes yes
Bitrate MPEG-1 128 Kbit/s to 3 Mbit/s 128 Kbit/s to 3 Mbit/s 128 Kbit/s to 3 Mbit/s 128 Kbit/s to 3 Mbit/s
Bitrate MPEG-2 - 1to 15 Mbit/s - 1to 15 Mbit/s
Bitrate MPEG-4 - - 64 Kbit/s to 3 Mbit/s 64 Kbit/s to 3 Mbit/s
Bitrate REGULAT mode MPEG-1 CBR,VBR CBR,VBR CBR,VBR CBR,VBR
Bitrate REGULAT mode MPEG-2 - CBR,VBR - CBR,VBR
Bitrate REGULAT mode MPEG-4 - - CBR,VBR,CFR CBR,VBR,CFR
VBR with Average and Max settings yes yes yes yes
VBR with Flxed Quantizer(MPEG2) no yes no yes
GOP definition IIII,IP,IBP,IBBP,… IIII,IP,IBP,IBBP,… IIII,IP,IBP,IBBP,… IIII,IP,IBP,IBBP,…
IBP distance settings,closed GOP yes yes yes yes
Scene Change Detection yes yes yes yes
           
           
           
Audio Encpding MPEG-1 Layer 1&2 yes yes yes yes
PCM yes yes yes yes
AC-3 yes yes yes yes
AAC Low Complexity - no yes yes
Sample rate 32,44.1,48KHz 32,44.1,48KHz 22,44.1,48KHz 22,44.1,48KHz
Bits per samplw 16 bits 16 bits 16 bits 16 bits
Bitrate MPEG-1 audio 32 to 384 kbit/s 32 to 384 kbit/s 32 to 384 kbit/s 32 to 384 kbit/s
Bitrate AC3 96 to 640 kbit/s 96 to 640 kbit/s 96 to 640 kbit/s 96 to 640 kbit/s
Bitrate AAC-LC - - 8 to 384 kbit/s(96 kbit/s for CD quality) 8 to 384 kbit/s(96 kbit/s for CD quality)
Audio Mode        
Mono.Stereo.Dual Stereo Joint Stereo Mono.Stereo.Dual Stereo Joint Stereo Mono.Stereo.Dual Stereo Joint Stereo Mono.Stereo.Dual Stereo Joint Stereo Mono.Stereo.Dual Stereo Joint Stereo
           
           
Signal calibrat Brightness,contrast,Saturatlon,Hue adjustments yes yes yes yes
Audio Level Adjustment yes yes yes yes
           
           
Still image Typical Resolutions(can be adjusted) 720*576,352*288(PAL/S)720*480,352*240(NTSC) 720*576,352*288(PAL/S)720*480,352*240(NTSC) 720*576,352*288(PAL/S)720*480,352*240(NTSC) 720*576,352*288(PAL/S)720*480,352*240(NTSC)
Field or Frame (2 fields) Capture yes yes yes yes
           
           
Auvanced features(Windows only) Still image capture while enco-ding yes yes yes yes
Audiometer overlaid on pre-vies yes yes yes yes
Status overlay on preview win-dow yes yes yes yes
Pause/Resume mode yes yes yes yes
Split mode (back to back files) yes yes yes yes
Skip frame mode (reduced frame rate & regular playback) yes(win+linux) yes(win+linux) yes(win+linux) yes(win+linux)
Drop frame mode (reduced frame rate & accelerated play-back) yes yes yes yes
24/7 Very Long Encoding yes(win+linux) yes(win+linux) yes(win+linux) yes(win+linux)
Uncompressed Capture Mode yes yes yes yes
           
           
Developers resources Operation Systems Windowd XP,2000 Linux REDhAT, SuSE… Windowd XP,2000 Linux REDhAT, SuSE… Windowd XP,2000 Linux REDhAT, SuSE… Windowd XP,2000 Linux REDhAT, SuSE…
Ddvelopment Kits Low level SDK/API LIVEwIRE Framework Demo applic. Source code Low level SDK/API LIVEwIRE Framework Demo applic. Source code Low level SDK/API LIVEwIRE Framework Demo applic. Source code Low level SDK/API LIVEwIRE Framework Demo applic. Source code
           
           
Recommended Configuration >PIII-500MHz 128 MB RAM(pc133) >P4-1.8GHz 256 MB RAM >P4-1.8GHz 256 MB RAM >P4-1.4GHz 256 MB RAM >P4-3GHz 256 MB RAM

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