White Book (CD standard)
Media type | Optical disc |
---|---|
Capacity | 74 minutes |
Read mechanism | 780 nm wavelength semiconductor laser |
Developed by | Sony & Philips |
Usage | Video storage |
The White Book refers to a standard of
which was an earlier and entirely different format.Several extensions to the White Book were published in later years: VCD 2.0 in 1995, VCD-Internet in 1997, and Super Video CD (SVCD) in 1998.[1] The standard is not freely available and must be licensed from Philips.[2]
The White Book also defines the more general CD-i Bridge format (also called CD-Bridge or simply "bridge discs"), which are
Karaoke CDs.[4]
The following is a summary of the specifications for VCDs and SVCDs. For more details, see Video CD and Super Video CD.
- File system: ISO 9660-compliant
- Format: Mode 2, Form 2/XA
- Maximum Length: Usually 74 minutes
- Audio Format
- Format: MPEG-1 Audio Layer II
- Bit rate: 224 kilobits per second
- Sample rate: 44,100 Hz
- Number of Channels: 2 (stereo)
- Video Format
- Format: MPEG-1 Part 2 (VCD), H.262/MPEG-2 Part 2(SVCD)
- Resolution: 352×240 pixel for NTSC video, 352×288 pixel for PAL video (VCD); 480×480 pixel for NTSC video, 480×576 for PAL video (SVCD)
- Frame rate: 29.97 Hz (NTSC), 25 Hz (PAL)
- Bit rate: 1150 kbit/s
- Format: