PAL


Video:
max ~2524 kbit/sec MPEG-2 (if the audio is in 224 kbit/s), audio + video bitrate max bitrate is ~2748 kbit/s.
480 x 576 pixels (CVD 352x576)
25 frames/second
with up to 4 Subtitles

Audio:
from 32 - 384 kbit/sec MPEG-1 Layer2
with up to 2 Audio Tracks

Extra :
Menus and chapters.
Still pictures 704x576,352x288




NTSC (NTSC Film)


Video:
max ~2524 kbit/sec MPEG-2 (if the audio is in 224 kbit/s), audio + video bitrate max bitrate is ~2748 kbit/s.
480 x 480 pixels (CVD 352x480)
29,97 frames/second
23,976 frames/second with 3:2 pulldown (NTSC Film)
with up to 4 Subtitles

Audio:
from 32 - 384 kbit/sec MPEG-1 Layer2
with up to 2 Audio Tracks

Extra :
Menus and chapters.
Still pictures 704x480,352x240


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source from: http://www.vcdhelp.com/svcd