Compared with DVD Video CD

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films released on vcd can come many 3 discs, depending on length of film. cases of vcds shaped of audio cds. dvd , blu-ray cases, however, favor height on width.


when playing dvd, viewer brought main menu gives them options (watch feature film, view deleted scenes , play special applications, etc.). vcds straightforward, playing them goes directly video extras (mostly trailers , commercials) taking place before or after it, on vhs cassette.


subtitles found on many asian vcds cannot removed, unlike dvds. subtitles embedded on video during encoding process ( hardsubbed ). s not uncommon find vcd subtitles 2 languages.


though vcd technology can support it, films carried on vcds not contain chapters, requiring viewer fast-forward resume program after playback has been stopped. because vcd technology able start playback @ chapter point there nothing signal player chapter has changed during program. can confusing user player indicate still playing chapter 1 when has played through chapter 2 or later. pressing next button cause playback beginning of chapter 2. however, preview material stored in separate chapter, followed single chapter film.


vcds bilingual. because feature stereo audio, disc players have option play left or right audio channel. on films, feature english on left audio channel , cantonese on right; more commonly hong kong vcds feature mandarin on 1 channel , cantonese on other. similar selecting language track on dvd, except s limited 2 languages, due there being 2 audio channels (left , right). audio track becomes monaural.


vcd s noticeable disadvantage compared dvd image quality, due both more aggressive compression necessary fit video such small capacity compression method used. additionally, vcds available in stereo, while dvds capable of 6 channels of discrete surround sound. audio compression of vcds suffers not being able pull off haas effect matrixed surround sound.







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