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DVD FAQ
What are the features of DVD-Video?
Over 2 hours of high-quality digital video (a double-sided, dual-layer disc can hold about 8 hours of high-quality video, or 30 hours of VHS quality video).
- Support for widescreen movies on standard or widescreen TVs (4:3 and 16:9 aspect ratios).
- Up to 8 tracks of digital audio (for multiple languages, commentaries, etc.), each with as many as 8 channels.
- Up to 32 subtitle/karaoke tracks.
- Automatic seamless branching of video (for multiple story lines or ratings on one disc).
- Up to 9 camera angles (different viewpoints can be selected during playback).
- On-screen menus and simple interactive features (for games, quizzes, etc.).
- Multilingual identifying text for title name, album name, song name, cast, crew, etc.
- Instant rewind and fast forward (no 'be kind, rewind' stickers and threats on rental discs)
- Instant search to title, chapter, music track, and timecode.
- Durable (no wear from playing, only from physical damage).
- Not susceptible to magnetic fields. Resistant to heat.
- Compact size (easy to handle, store, and ship; players can be portable; replication is cheaper than tapes or laserdiscs).
- Noncomedogenic.
- Note: Most discs do not contain all features (multiple audio/subtitle tracks, seamless branching, parental control, etc.), as each feature must be specially authored. Some discs may not allow searching or skipping.
- Most players support a standard set of features:
- Language choice (for automatic selection of video scenes, audio tracks, subtitle tracks, and menus).
- Special effects playback: freeze, step, slow, fast, and scan.
- Parental lock (for denying playback of discs or scenes with objectionable material).
- Programmability (playback of selected sections in a desired sequence).
- Random play and repeat play.
- Digital audio output (PCM stereo and Dolby Digital).
- Recognition and output of DTS Digital Surround audio tracks.
- Playback of audio CDs.
- Must be supported by additional content on the disc.
- Some players include additional features:
- Component video output (YUV or RGB) for higher quality picture.
- Progressive-scan component output (YUV or RGB) for highest quality analog picture.
- Digital video output (SDI, 1394, or DVI/HDMI) for perfect digital picture.
- Six-channel analog output from internal audio decoder (Dolby Digital, DTS, or MLP).
- Playback of Video CDs or Super Video CDs.
- Playback of MP3 CDs.
- Playback of MP3 DVDs.
- Playback of video files in other formats such as DivX and MPEG-4.
- Playback of Picture CDs and Photo CDs.
- Playback of laserdiscs and CDVs.
- Reverse single frame stepping.
- Reverse play (normal speed).
- RF output (for TVs with no direct video input).
- Multilingual on-screen display.
- Multiple disc capacity.
- Digital zoom (2x or 4x enlargement of a section of the picture). This is a player feature, not a DVD disc feature.
What is a DVD?
What do the letters DVD stand for?
What are the features of DVD-Video?
What's the quality of DVD-Video? |
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