Softgroup .Net Multimedia Control是一个.NET控件，支持在应用程序中嵌入多媒体信息，包含格式如下：  AIF (AIFF, AIFC Audio Interchange File)  AVI (Audio Video Interleave)  AU (AU Audio File)  DAT (Video stream from a Video CD)  ENC (Encore Musical Notation)  MID (Musical Instrument Digital Interface MIDI-sequention Sound ) MOV (QuickTime Video Clip)  MPG/MPEG (MPEG 1 System Stream)  MPE (MPEG Movie Clip)  MPA (MPEG Audio Stream, Layer I, II or III)  MPM (MPEG Movie)  MPV (MPEG-1 Video File)  MP1 (MPEG Audio Stream, Layer I)  MP2 (MPEG Audio Stream, Layer II)  MP3 (MPEG Audio Stream, Layer III)  QT (QuickTime Movie)  RMI (MIDI File)  SND (Audio Files)  VOB (DVD Video Movie File)  WAV (Windows WAVE Sound File)  WMA (Windows Media Audio File)  WMV (Windows Media Video File)