济南中维科技 采集卡 演示 主要演示功能：打开关闭通道、预览、全屏预览。 参考vc的sdk转换成ｄｅｌｐｈｉ程序。-Jinan-dimensional technology acquisition card in the main demo demo features: Open closed channel, preview, full-screen preview. Vc the sdk reference into

中维视频卡开发，播放源码，用于中维JVC卡的开发-The development dimension video card, playing source for the development of Victoria JVC cards