[FFmpeg-devel] [PATCH] Detect DNET/byte-swapped AC-3 and support decoding it directly.

[Måns Rullgård]

Reimar D?ffinger <Reimar.Doeffinger at gmx.de> writes:

> On Sat, Mar 05, 2011 at 02:53:13PM +0100, Kostya wrote:
>> On Sat, Mar 05, 2011 at 02:04:55PM +0100, Reimar D?ffinger wrote:
>> > On Sat, Mar 05, 2011 at 01:01:03PM +0000, M?ns Rullg?rd wrote:
>> > > And stop calling it dnet.
>> > 
>> > Holy fuck, the format's name is DNET, reality doesn't magically
>> > change just because you decide to not believe in it.
>> 
>> Dolby ships AC-3 reference samples in byteswapped format too,
>> should we call it "Dolby raw DNET" then?
>
> Do they have any name for it?
> Can you point me to some samples?
> It's not that I am really opposed to a different name in principle,
> however the only case I have _ever_ seen it with a name is DNET
> (and I think it's fair to point out that I really called it
> "byte-swapped (dnet) format", not just "DNET").
> Not to mention that I have already once before asked for a better
> suggestion, and if people continue with this bikeshed naming complaint
> without proposing anything usable I'll probably send my next patches calling
> it "eghrehe" and "sgee4rh" format.

What's wrong with calling it AC3?  Or AC3LE if you must differentiate it.
Or "byteswapped AC3".  Should we start naming all codecs after the
identifier used in whatever file format you happen to first see them in?

> There's also the question of convenience we also have a muxer
> called "spdif" even though that's the name of the physical protocol.

Is there a separate spec for the data format?

-- 
M?ns Rullg?rd
mans at mansr.com