[MPlayer-dev-eng] ADPCM Document

Arpi arpi at thot.banki.hu
Sun Dec 30 18:12:27 CET 2001


Hi,

> AVI and ASF). I'm not familiar with Vivo or the quality or existence of
> its official documentation.

avi: there are lots of docs flying around on teh net, but most of them are
inaccurate, miss important details or has bad information.

asf: m$ released specification of ASF v2.0 format. it'd detailed enough, and
is nice, the only problem with it: nobody uses this file format.
all products use asf v1.0, which is not documented at all. (and differs from 2.0)
(except that rev.eng doc by avifile author i sent you yesterday)

vivo: not documented at all. i did the reverse engineering of file format.
anyway, it was very easy. it's like rle-encoded stuff with interleaved
audio-video chunks.


A'rpi / Astral & ESP-team

--
mailto:arpi at thot.banki.hu
http://esp-team.scene.hu



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