VidStream

Key Features

  • State of the art streaming and store-n-forward solution for broadcast
  • Uses the broadcast standard SMPTE approved VC-1 codec
  • Bit Rates ranging from 96 Kbps to 135 Mbps
  • Full HD capable at bit rates starting from 6 Mbps
  • Supports all standard resolutions as well as custom specified ones
  • Stream, Store and Preview simultaneously from live sources as well as recorded files
  • Supports PAL/NTSC/SECAM
  • Capture from DV camcorders, USB webcams, IP Cameras, PCI composite and digital capture cards, USB capture devices, firewire (IEEE1394) cameras, HD cameras, TV cards, Blackmagic Decklink, Osprey etc.
  • Support hardware encoders like Hauppauge PVR, Sensoray 2250S, Dazzle Creator etc
  • Output to a variety of cards like Matrox Pro, BlackMagic DeckLink SDI/Studio, Pinnacle MovieBoard with SDI, HDMI, Composite and Component outputs
  • Delivers exceptionally high quality of video and audio using algorithms like Adaptive Block Size Transform, Motion Compensation, Loop Filtering, Interlace Coding, Fading Compensation and more
  • Fully buffered (3-5 second) streaming ensures constant stream with no breaks
  • Real-time streaming using WM9, DivX etc (2-5 frame delay)
  • Optional Time Stamps, Custom Text and Image Overlays on the stream and the recorded file
  • Can use any installed DirectShow codec for flexibility

Format Specification

Profile Level Max Bit Rate Representative Resolutions by Frame Rate
Simple Low 96 Kbps 176 x 144 @ 15 Hz (QCIF)
Medium 384 Kbps 240 x 176 @ 30 Hz
352 x 288 @ 15 Hz (CIF)
Main Low 2 Mbps 320 x 240 @ 24 Hz (QVGA)
Medium 10 Mbps 720 x 480 @ 30 Hz (480p)
720 x 576 @ 25 Hz (576p)
High 20 Mbps 1920 x 1080 @ 30 Hz (1080p)
Advanced L0 2 Mbps 352 x 288 @ 30 Hz (CIF)
L1 10 Mbps 720 x 480 @ 30 Hz (NTSC-SD)
720 x 576 @ 25 Hz (PAL-SD)
L2 20 Mbps 720 x 480 @ 60 Hz (480p)
1280 x 720 @ 30 Hz (720p)
L3 45 Mbps 1920 x 1080 @ 24 Hz (1080p)
1920 x 1080 @ 30 Hz (1080i)
1280 x 720 @ 60 Hz (720p)
L4 135 Mbps 1920 x 1080 @ 60 Hz (1080p)
2048 x 1536 @ 24 Hz