[Matroska-devel] Re: [xine-user] Re: More on Mpeg2 in Matroska

Moritz Bunkus moritz at bunkus.org
Sat Jul 30 21:29:06 CEST 2005


Hey,

On Saturday 30 July 2005 21:10, Christian HJ Wiesner wrote:

> >I wonder, does matroska store mpeg-2 frames in display rather than
> >coding order?

No, they're stored in coding order and timestamped in display
order. Example:

0 mosu at jaina:/tmp$ mkvinfo -s 'Tori Amos - Strange Little Girl.mkv' | head
Track 1: video, codec ID: V_MPEG2, default duration: 33.367ms (29.970 fps for a video track), language: und, pixel width: 480, pixel height: 480, display width: 640, display height: 480
I frame, track 1, timecode 0 (00:00:00.000), size 12573, adler 0x9f303b98
P frame, track 1, timecode 133 (00:00:00.133), size 5327, adler 0x5cd12b42
B frame, track 1, timecode 33 (00:00:00.033), size 2083, adler 0xc9f54758
B frame, track 1, timecode 67 (00:00:00.067), size 5378, adler 0x02ec3179
B frame, track 1, timecode 100 (00:00:00.100), size 2496, adler 0x2c7e9f32
P frame, track 1, timecode 267 (00:00:00.267), size 18422, adler 0x52ee7564
B frame, track 1, timecode 167 (00:00:00.167), size 1518, adler 0xa435bcac
B frame, track 1, timecode 200 (00:00:00.200), size 6748, adler 0x09c32e01
B frame, track 1, timecode 234 (00:00:00.234), size 11885, adler 0xfebb3e04

Mosu

-- 
If Darl McBride was in charge, he'd probably make marriage
unconstitutional too, since clearly it de-emphasizes the commercial
nature of normal human interaction, and probably is a major impediment
to the commercial growth of prostitution. - Linus Torvalds

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