MPEG-2 video
DVD-compliant MPEG-2 video must have these settings:
|
Parameter |
NTSC (525 lines at 59.94 Hz) |
PAL (625 lines at 50 Hz) |
|---|---|---|
|
Frame size (width x height) |
720 x 480 pixels 352 x 480 (recommended for bit-rates lower than 4 Mbps) |
720 x 576 pixels 352 x 576 (recommended for bit-rates lower than 4 Mbps) |
|
Display frame rate |
29.97 fps |
25 fps |
|
Group of pictures (GOP) size |
36 fields/18 frames maximum |
30 fields/15 frames maximum |
|
GOP structure |
Closed. IBP or IBBP | |
|
Output aspect ratio |
4:3 (standard TV) or 16:9 anamorphic (widescreen TV) | |
|
Bit-rate |
Minimum 2.0 Mbps Maximum 9.4 Mbps with one Dolby Digital audio track, 8.0 Mbps with one PCM audio track. See Choosing bit-rates for video and audio for more information. | |
|
Profile and level |
Main profile and main level (MP@ML) | |
|
VBV buffer size |
224 KB (1,835,008 bits) | |
|
GOP sequence header interval |
1 per GOP (one sequence header before every GOP) | |
|
Filename extension |
.m2p, .m2v, .mp2, .mp2v, .mpe, .mpeg, .mpg, .mpv, .mpv2, .mv2 | |
Note: Some encoders can create MPEG-2 streams with variable GOP sizes. DVDit Pro supports these streams, providing the GOP size does not exceed the maximum size allowed.