Video Disc Storage

SVCD - "Super Video Compact Disc"

A CD-ROM disc that contains high quality video and audio. Typically, a SVCD can hold about 35~45 minutes (650MB) of video and stereo-quality audio (depends on the data rate used for encoding). The video and audio are stored in MPEG-2 format, much like a DVD. SVCD video has better quality than VHS video.

SVCD Video Parameter Settings

• Frame Size: 480x480 (NTSC) or 480x576 (PAL)
• Frame Rate: 29.97frames/second (NTSC) or 25 frames/second (PAL)
• Video Data Rate: Variable bit rate up to 2600 kbps
• Audio Settings: 32~384 kbps MPEG-1 Layer 2 audio bit rate

VCD - "Video Compact Disc"

A CD-ROM disc that contains video and audio. Typically, a VCD can hold about 74 minutes (650MB) of video and stereo-quality audio. The video and audio are stored in MPEG-1 format and follow certain standards (White Book). VCD video quality is roughly the same as VHS video.

VCD Video Parameters Settings

• Frame Size: 352x240 (NTSC) or 352x288 (PAL)
• Frame Rate: 29.97 frames/second (NTSC) or 25 frames/second (PAL)
• Video Data Rate: 1152 kbps
• Audio Settings: Stereo, 44.1kHz and 224kbps audio bit rate

DVD - "Digital Versatile Disc"

DVD is DVD-Video recorded on a DVD-R or DVD-RW disc, which contains superior quality video (MPEG-2) and audio. Typically, a DVD can hold more than one hour of video.

DVD Video Parameter Settings

• Frame Size: 720x480 (NTSC) or 720x576 (PAL)
• Frame Rate: 29.97 frames/second (NTSC) or 25 frames/second (PAL)
• Video Data Rate: 4~8 Mbps CBR or VBR (Constant/Variable Bit Rate)
• Audio Settings: Stereo, 48 kHz and 192~384 kbps MPEG audio